Search Results — 2000 specimen records retrieved (1582 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
  RSA59951  Abronia maritima E. K. Balls 1950-6-17 14888 Los Angeles 12 miles N of Zumi Beach, Hwy 101. 3 Comment
  CAS-BOT-BC383913  Abronia pogonantha Roxana S. Ferris 1918-6-12 930 Los Angeles Lancaster Comment
  LA200657  Abronia umbellata subsp. umbellata Henry J. Thompson; 1958-10-23 1821 Los Angeles Santa Monica Mountains, Point Dume, above the beach 30 Comment
  SBBG44368  Acamptopappus sphaerocephalus var. sphaerocephalus G. Sphon, D. Hearn 1956-5-30 10 Los Angeles Black Butte Comment
  RSA603069  Acer macrophyllum Louis C. Wheeler 1932-9-9 1363 Los Angeles San Gabriel Mountains: San Antonio Canyon. 1098 Comment
  SEINET13276797 Image available Acer macrophyllum R. G. Swinney 2011-1 15869 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  UC1071618  Acer macrophyllum Jerome S. Horton 1936-3-10 259 Los Angeles below Dalton Canyon Dam; Pomona Quad., Dalton Watershed Comment
  CATA3181  Achillea millefolium Julie L. King 2016-10-26 9 Los Angeles Santa Catalina Island: End of Old West End Rd., ca. 350 meters from junction with West End Rd. 113 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
  POM353048  Achnatherum coronatum L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  CAS-BOT-BC260440  Achnatherum hymenoides Ernest C. Twisselmann 1966-4-27 12106 Los Angeles Mojave Desert. Hi Vista 868 Comment
  SEINET10892654  Achnatherum hymenoides Adolph D. E. Elmer Elmer 3617 Los Angeles Lancaster. Comment
  SEINET5585750  Achnatherum occidentale Tim Ross, Steve Boyd 1991-1 5657 Los Angeles Granite Mountain: San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1975 Comment
  POM263114  Achnatherum occidentale subsp. occidentale J. C. Roos 1937-7-18 398 Los Angeles Mt. Wilson observatory grounds 2651 Comment
Read comments
Nov 13 2011
  SEINET255879  Achnatherum occidentale subsp. pubescens Mary E. Barkworth, LR Firestone 1982-8-26 4087 Los Angeles Charlton Flats on hillside along little paved road in Chilao Recreation Area. .8 mi above parking 1685 Comment
  UCR147621  Achnatherum parishii Naomi Fraga, LeRoy Gross, B. Hogshead 2004-5-20 1194 Los Angeles Transverse Ranges; San Gabriel Mountains, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground 1921 Comment
  RSA587358  Achnatherum speciosum Orlando Mistretta 1992-5-4 237 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UCSB15673  Achnatherum speciosum 1962-5-12 Los Angeles E edge of Gorman 1219 Comment
Read comments
Apr 14 2010
  RSA92262  Achyrachaena mollis F. W. Peirson 1918-4-28 2495 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  SBBG98093  Acmispon argophyllus var. adsurgens T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5213 Los Angeles SE portion of island, 800' NNW of Guds (888') marker 231 Comment
  UC557692  Acmispon argophyllus var. adsurgens Nell Murbarger April, 1936 146 Los Angeles San Clemente Island. South end and on west side of the Island. 274 Comment
  CAS-BOT-BC204756  Acmispon argophyllus var. argenteus M. B. Dunkle 1939-4-4 7252 Los Angeles China Point, Pyramid Cove, San Clemente Island Comment
  SD79053  Acmispon argophyllus var. argenteus R. Mitchel Beauchamp 1967-1-27 110 Los Angeles San Clemente Island, in field east of Wilson Cove area Comment
  SDSU4344  Acmispon dendroideus var. traskiae R. M. Beauchamp 1967-1-27 120 Los Angeles San Clemente Island. On slope south of Wilson Island Cove. Comment
  UCD104127  Acmispon glaber var. brevialatus Geoffrey Levin 1974-5-2 68 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  LA210145  Acmispon glaber var. glaber Harlan Lewis; 1940-4-3 1273 Los Angeles Santa Monica Mountains, 10 mi. W of Malibu Beach 22 Comment
  RSA0117594  Acmispon glaber var. glaber A. C. Sanders 2008-4-17 34917 Los Angeles Transverse Range: 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM Pine, south of peak 3413. 1012 Comment
  UCR271660  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-31 14928 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
  SD185217  Acmispon maritimus A. C. Sanders, Lee Jones 2005-4-8 29321 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  CATA1566  Acmispon micranthus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2834 Los Angeles Santa Catalina Island: Hillside above New York Harbor 79 Comment
  UCD104235  Acmispon micranthus L. W. Nuttall 1920-5-1 54 Los Angeles Santa Catalina Island, Coach Road. Comment
  RSA795197  Acmispon nevadensis var. davidsonii Jane Tirrell 2012-8-3 LS 0141 Los Angeles South side Pacific Crest Trail approx. 300 m. west of Mt. Hawkins 2603 Comment
  SFV16806  Acmispon strigosus J. D. Dilley, J. M. Kneitel 1997-2-23 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon Road near junction with Trail Canyon. Comment
  CAS-BOT-BC29203  Acourtia microcephala LeRoy Abrams 1917-7-8 6613 Los Angeles Topango Canyon, Santa Monica Mountains Comment
  LA36000  Acourtia microcephala Peter H. Raven; 1960-5-21 15410 Los Angeles University of California, Los Angeles 121 Comment
  UCR280665  Acourtia microcephala R. G. Swinney 2014-5-21 16602 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  LA52128  Adenostoma fasciculatum Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA650365  Adenostoma fasciculatum var. fasciculatum R. Carlston 1961-5-8 s.n. Los Angeles 4th of July Cove, Catalina Island. Comment
  CAS-BOT-BC65564  Adiantum capillus-veneris L. R. Abrams; I. L. Wiggins 1931-7-4 322 Los Angeles White's Landing, Santa Catalina Island Comment
  UCR208109  Adiantum capillus-veneris M. B. Dunkle 1928-3-11 1721 Los Angeles Channel Islands, Santa Catalina Island; Silver [Grand] Canyon 168 Comment
  PASA1868  Adiantum jordanii Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  SD112062  Adiantum jordanii Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  SEINET269306 Image available Adiantum jordanii Scott D. White, Chet McGaugh 1995-5-9 2988 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  UC399480  Adiantum jordanii C. F. Millspaugh 1920-3-25 4859 Los Angeles Rattlesnake Canyon; Santa Catalina Isl Comment
  SFV16227  Aesculus californica P. A. Krueger 1994-5-18 50 Los Angeles San Gabriel Mountains 0.1 miles north on Mount Lowe Truck Trail from Chaney Trail. 700 Comment
  CAS-BOT-BC22823  Agoseris heterophylla var. cryptopleura LeRoy Abrams 1927-4-30 11708 Los Angeles Head of Antelope Valley Comment
  UCR209992  Agoseris retrorsa R. G. Swinney 2008-7-16 9253 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  POM308948  Agoseris retrorsa Kay H. Beach 1942-5-28 625 Los Angeles San Dimas Experimental forest, U. S. Forest Dept. 500 feet above flume no. 3 Comment
  RSA0035490  Agoseris retrorsa Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  SEINET3238907 Image available Agrostis R. G. Swinney 1998-7-29 6548 Los Angeles San Gabriel Mtns.; c. 100 m downstream from Upper Fish Fork Campground. 1817 Comment
  UCR179646  Agrostis R. G. Swinney 1995-9-4 4503 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  CAS-BOT-BC139053  Agrostis pallens A. J. McClatchie s.n. Los Angeles Pasadena. Comment
  UCR197223  Agrostis pallens Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 985 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, above Brace Canyon, west of junction with Stough Canyon Mtwy 610 Comment
  RSA0105219  Allium lacunosum var. davisiae R. G. Swinney 2011-6-7 15041 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  CLARK-A1528-7759  Allium monticola John C. Roos 1937-7-16 636 Los Angeles San Gabriel Mountains Comment
  RSA70241  Allium praecox F. W. Peirson 1923-4-12 3486 Los Angeles Wilson s Cove, San Clemente Island Comment
  SEINET2444429  Allophyllum divaricatum A. C. Sanders, Mark A. Elvin; Dave Fleitner 2003-8-6 27146 Los Angeles Ne end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle. 280 Comment
  UCR200169  Allophyllum divaricatum Valerie Soza, Laura A. Moore 2000-5-10 851 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 from fire gate to powerlines, W of peak ''1936'' 564 Comment
  CDA40011  Allophyllum glutinosum T. C. Fuller 1962-4-1 8181 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA188100  Allophyllum glutinosum R. F. Thorne 1965-6-22 34853 Los Angeles Santa Catalina Island: Renton Mine area. 243 Comment
  RSA226226  Allophyllum glutinosum Gary D. Cromwell, David W. Wheat 1971-4-30 613 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA733747  Allophyllum glutinosum R. G. Swinney 2000-5-20 7690 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39. 2000 Comment
  RSA410090  Allophyllum glutinosum Slocum 1949-6-10 4252 Los Angeles Los Padres National Forest. 457 Comment
  UCR220067  Amaranthus albus R. G. Swinney, Jane Strong 2009-4-21 10427 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  SBBG72685  Amaranthus blitoides R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR124030  Amaranthus blitoides A. C. Sanders, Mark A. Elvin 2002-8-28 25597 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  RSA752284  Amaranthus palmeri Justin M. Wood 2009-7-25 1160 -A Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  RSA402999  Amaranthus watsonii L. C. Wheeler 1932-7-18 963 Los Angeles 2 mi. N Claremont. 412 Comment
Read comments
Oct 22 2014
  SBBG112877  Amblyopappus pusillus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-17 SCa 767 Los Angeles lower portion of Silver Cyn, ca. 0.25 mi inland from beach 12 Comment
  RSA177888  Amblyopappus pusillus R. F. Thorne, Percy C. Everett 1965-5-11 34647 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  CAS-BOT-BC13714  Ambrosia chamissonis J. Q. Adams 1910-10-1 s.n. Los Angeles Soldier's Home Comment
  UCSB31574  Ambrosia chamissonis McHargue, Lawrence 1962-5-26 Los Angeles Zuma Beach 2 Comment
  RSA643297  Ambrosia confertiflora R. D. Goeden, D. W. Ricker 1970-6-10 s.n. Los Angeles San Gabriel Valley: Arcadia, NE side of Colorado Place between Oakhurst Lane and Colorado Blvd., just N of Santa Anita Park. 152 Comment
  POM155780  Ambrosia psilostachya M. B. Dunkle 1928-10-7 1997 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 152 Comment
  UCR255484  Ambrosia psilostachya Dan S. Cooper 2014-6-12 614- 13 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, west edge of Wilson-Harding Golf Course, east of Boys Camp Rd. 149 Comment
  UCD128877  Ambrosia salsola Geoffrey Levin 1975-5-17 514 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. Mohave River drainage area. 1158 Comment
  UCR110879  Ambrosia salsola A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21991 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR87563  Amelanchier utahensis R. G. Swinney 1994-6-12 2884 Los Angeles Eastern San Gabriel Mountains, Sheep Mtn Wilderness, Prairie Fork Canyon bottom, c. 550 yrds SE of jct of FS rd 3N39 and East Prairie Fork Trail (former road) 2195 Comment
  UCR195286  Amsinckia intermedia Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1179 Los Angeles Transverse Ranges: Verdugo Mountains Region, western mouth of La Tuna Canyon, north side of La Tuna Canyon, trail from Tuxford Street and Ledge Avenue 320 Comment
  UC1199902  Amsinckia intermedia Robert Ornduff with R. L. Taylor 1960-3-18 6000 Los Angeles Pebbly Beach Canyon, near water purification station Pebbly Beach Canyon; Santa Catalina Island Comment
  UC1349353  Amsinckia menziesii var. menziesii Robert F. Thorne 1966-4-5 35854 Los Angeles s-facing slope above stream in Cottonwood Canyon; Santa Catalina Island, Cottonwood Canyon 106 Comment
  SEINET3083519 Image available Amsinckia tessellata Steve Myers, Ed LaRue 1989-3-20 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct, San Andres rift zone bisects site. 884 Comment
  UCR264624  Amsinckia tessellata Mitch Provance, Callen Huff 2009-4-28 10729 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  UCR186979  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-10 32006 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR186988  Amsinckia tessellata var. gloriosa A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31971 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UCR192537  Amsinckia tessellata var. gloriosa A. C. Sanders 2008-4-10 34834 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA653783  Anagallis arvensis J. Bogdanoff-Lord 1989-5-21 21 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA606945  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1946-9-2 6343 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.5 mile W of Bear Creek. 518 Comment
  POM6826  Androsace elongata subsp. acuta P. A. Munz, L. T. Street, G. Williams 1919-4-5 2424 Los Angeles Puddingstone Canyon, San Dimas Comment
  RSA509581  Anemopsis californica L. C. Wheeler 1967-7-23 10163 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs, San Andreas Rift Zone. Comment
  SEINET4182859 Image available Anthriscus neglecta var. scandix C. W. Tilforth 1975-4-21 979 Los Angeles Palmer Canyon n of Claremont Comment
  RSA371542  Antirrhinum coulterianum David M. Thompson 1983-5-13 307 Los Angeles 1.5 miles W of junction of Mulholland Hwy. and Las Birenes Road on Mulhalland Hwy. 884 Comment
  RSA517131  Antirrhinum coulterianum Tim S. Ross, Steve D. Boyd 1990-5-14 2496 Los Angeles San Gabriel Mts.: Yerba Buenda Ridge, Angeles National Forest, Tujunga Ranger District. 1143 Comment
  RSA425828  Antirrhinum kelloggii Thomas Moore 1947-5-3 31 Los Angeles Topanga Canyon. Comment
  RSA732930  Antirrhinum kelloggii R. G. Swinney 2000-5-21 7770 Los Angeles NE of Azusa, Rincon Canyon, c. 300 m SW of Rincon Rd. entrance and Hwy 39, on plateau W of Rincon Rd. 549 Comment
  RSA135187  Antirrhinum multiflorum Peter H. Raven 1960-5-21 15392 Los Angeles Triunfo Canyon. Santa Monica Mountains. 259 Comment
  UCR127240  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR146490  Antirrhinum multiflorum Scott D. White 2004-7-28 10665 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  LA33453  Aphanes occidentalis Peter H. Raven; Henry J. Thompson 1959-5-5 14143 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1). 320 Comment
  RSA599702  Apiastrum angustifolium Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9451 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SBBG117930  Apiastrum angustifolium I. W. Clokey, B. Templeton -Apr-1929 4434 Los Angeles Mandeville Cyn 425 Comment
  POM19133  Apiastrum angustifolium P. A. Munz 1923-4-9 6675 Los Angeles San Clemente Island. 6 mi SE of Casa Blanca. Comment
  RSA127979  Aptenia cordifolia P. H. Raven, Henry J. Thompson 1959-10-18 14662 Los Angeles Coast Highway at mouth of Topanga Canyon 5 Comment
  POM306225  Aquilegia formosa Henry J. Ramsey, Henry J. Ramsey 1937-7-18 s.n. Los Angeles Soldiers' Creek, San Gabriel Mountains. Comment
  RSA0126234  Arabis glabra var. glabra Timothy S. Ross 1991-8-16 5822 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA228948  Arabis platysperma var. platysperma R. F. Thorne 1971-8-25 41285 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  CAS-BOT-BC410155  Arceuthobium occidentale Louis C. Wheeler 1932-4-9 579 Los Angeles Kings Canyon, Elizabeth Lake Region 1036 Comment
  CAS-BOT-BC24679  Arctostaphylos gabrielensis P. V. Wells 1986-8-9 s.n Los Angeles Mill Creek Divide Summit 1500 Comment
  RSA626709  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-8-20 20181 -a Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  CAS-BOT-BC24694  Arctostaphylos glandulosa subsp. mollis LeRoy Abrams 1901-4-15 1120 Los Angeles Wilson's Peak. 1219 Comment
  LA34181  Arctostaphylos glandulosa subsp. mollis Peter H. Raven; Henry J. Thompson 1959-2-25 13808 Los Angeles Santa Monica Mountains, 1.2 mi E of Saddle Peak 670 Comment
  LA42399  Arctostaphylos glandulosa subsp. mollis Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM96982  Arctostaphylos glandulosa subsp. mollis P. A. Munz 1925-4-23 9441 Los Angeles San Gabriel Canyon. 488 Comment
  RSA601621  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-6-16 9859 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line. 595 Comment
  CHSC100400  Arctostaphylos glauca John Dittes; Josephine Guardino 2008-2-23 1509 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  RSA631559  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22009 Los Angeles N2, west of Lake Hughes, northern base of Liebre Mountains. 1595 Comment
  RSA631593  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15962 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631630  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15829 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA654358  Arctostaphylos glauca Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 991 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642''. 838 Comment
  RSA128277  Arctostaphylos glauca var. glauca H. J. Thompson 1959-3-27 1883 Los Angeles Santa Monica Mountains: 0.5 mile east of peak, Saddle Peak, 701 Comment
  CAS-BOT-BC46734  Arctostaphylos parryana Joseph Andorfer Ewan 1936-7-27 9852 Los Angeles San Gabriel Mts. N. end of Table Mt. Swartout Valley. 2133 Comment
  SBBG125328  Arctostaphylos parryana subsp. parryana A. Parikh, N. Gale 2010-6-19 3352 Los Angeles Upper Big Tujunga Cyn, 0.9 km W of Shortcut Station, 0.6 km N of St Hwy 2, San Gabriel Mtns 1247 Comment
  RSA634711  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15043 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634747  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20602 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634781  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20315 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA635170  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22037 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA0060509  Arctostaphylos patula R. G. Swinney 2010-9-23 13878 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA434285  Argemone corymbosa K. C. Zakar 1969-07 s.n. Los Angeles Switzer's Camp, Angeles Crest Hwy, ca. 10 miles north of La Canada, San Gabriel Mtns. 1524 Comment
  RSA434286  Argemone corymbosa Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  RSA652545  Argemone munita R. Carlston 1961-5-31 s.n. Los Angeles Glendora Mt. Rd. Comment
  CATA2064  Aristida adscensionis Steven A. Junak 1998-7-17 789 Los Angeles Santa Catalina Island: Just W of mouth of Silver Canyon, on coastal slopes just inland from beach 12 Comment
  RSA190929  Aristida adscensionis var. modesta R. F. Thorne 1967-5-18 36879 Los Angeles Santa Catalina Island: Salta Verde 244 Comment
  CAS-BOT-BC84969  Artemisia californica Peter H. Raven; Henry J. Thompson 1959-10-31 14727 Los Angeles Santa Monica Mountains - Mandeville Canyon 2.7 miles north of Sunset Boulevard. 259 Comment
  RSA188275  Artemisia californica R. F. Thorne 1966-6-1 36455 Los Angeles Santa Catalina Island. On dry NE-facing bluff along Pebbly Beach Drive SE of Avalon 30 Comment
  SBBG62509  Artemisia douglasiana R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  CAS-BOT-BC90349  Artemisia douglasiana L. R. Abrams 1901-8-21 2181 Los Angeles Ballona Comment
  RSA417276  Artemisia douglasiana Louis Greata 1900-9-30 s.n. Los Angeles Eaton Canyon. Comment
  RSA5210  Artemisia douglasiana C. B. Wolf 1932-9-13 4065 Los Angeles Bryant Ranch, 350 ft s. of n. boundary in drainage ditch in s.e. 1/4 sect. 27. (460 ft e. and 350 ft s. of n.w. corner of s. 1/4 sect. 27 T4S R12W) 5 Comment
  RSA5894  Artemisia douglasiana C. B. Wolf 1932-9-16 4116 Los Angeles West side of San Gabriel River Flood Control 1400 ft south of 7th street (Long Beach) 1645 ft east & 1400 ft south of NW corner of NE/4, S2. 3 Comment
  SD66835  Artemisia nesiotica R. Mitchel Beauchamp 1967-3-17 246 Los Angeles San Clemente Island; on slope east of Wilson Cove. Comment
  UC1194904  Artemisia nesiotica Reid Moran 1958-9-15 6833 Los Angeles canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  RSA0021011  Artemisia tridentata Duncan S. Bell, Caitlin Elam 2013-7-11 5370 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  UC1119414  Artemisia tridentata subsp. parishii H. A. Jensen 1933-4-30 291 Los Angeles Lancaster Elizabeth Lake Quadrangle Comment
  UCR140648  Artemisia tridentata subsp. parishii Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 5 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  SEINET7239430 Image available Artemisia tridentata var. tridentata A. A. Beetle 1958-9-5 13081 Los Angeles Newhall, type location of A. parishii. Comment
  CDA22416  Asarum caudatum G. C. Fleischman 1955-6-28 Los Angeles Varva Estate, UCLA. 0 Comment
  UC586907  Asclepias californica Joseph Andorfer Ewan 1934-8-3 8430 Los Angeles Table Mt. trail to Swartout Valley floor; San Gabriel Mts., Table Mt. 2164 Comment
  LA201860  Asclepias eriocarpa Arthur C. Gibson; 2003-5-31 4970 Los Angeles Santa Monica Mountains, Malibu Creek drainage, Mulholland Highway we of Calabasas and just E of Soka University Comment
  RSA531261  Asclepias eriocarpa W. Wisura 1991-7-21 4519 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  UCSB10295  Asclepias eriocarpa Gill, Robert 1959-6-10 Los Angeles Johnson's pasture, north of Claremont; San Gabiel Mt. Range; Pacific Slope Drainage Area Comment
  HSC3283  Asclepias fascicularis C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. down Gillette Mine Trail from Atmore Meadows Campground; Angeles National Forest Comment
  RSA719490  Asclepias fascicularis Gary Kovnat, LeRoy Gross 2003-6-28 46 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UC1587570  Asclepias fascicularis Tim Ross 1991-9-2 5933 Los Angeles near Mulholland Highway x Yerba Buena Road (draw off w side of Yerba Buena Road); Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 502 Comment
  UC534846  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1524 Comment
  RSA401114  Asclepias vestita Anstruther Davidson 1893-7-4 1940 Los Angeles Rock Creek. Comment
  CATA1542  Asparagus asparagoides Mark L. Hoefs, Steven A. Junak 1997-6-4 2770 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  RSA0089405  Asparagus asparagoides Dean Wm. Taylor 2015-10-11 21606 B Los Angeles Fully established in the desert section of the Huntington Botanical Garden in San Marino. 207 Comment
  RSA544572  Asphodelus fistulosus Timothy S. Ross, E. Kellogg 1992-4-13 6137 Los Angeles San Clemente Island: North head of the island, off the E end of the active runway. 43 Comment
  UCR23349  Aspidotis californica John C. Roos 1942-3-21 1094 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  RSA417630  Aster bernardinus Anstruther Davidson 1893-1 2019 Los Angeles Hollywood. Comment
  PASA1801  Aster canescens Frank W. Peirson 1923-8-30 Los Angeles North of Big Pines Auto Camp 1310 Comment
  RSA0116123  Astragalus douglasii R. G. Swinney 2010-6-1 13165 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
  SBBG116997  Astragalus gambelianus S. A. Junak 2001-5-3 SCa 1469 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  RSA680197  Astragalus lentiginosus var. antonius Valerie L. Soza, Naomi Fraga 2003-6-13 1672 Los Angeles Blue Ridge, ca. 0.5 mile southeast of Blue Ridge Electronic Site/''Frost'' summit, alongside FS road 3N06. 2569 Comment
  UC1929723  Astragalus lentiginosus var. antonius Valerie Soza, Sarah J. De Groot 2003-6-11 1654 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  RSA90723  Astragalus leucolobus F. W. Peirson 1922-7-5 3167 Los Angeles Summit of Le Montaine, north of Big Pines, north side of San Gabriel Mountains 2209 Comment
  SD85145  Astragalus nevinii E. R. Blakley 1963-12-8 6412 Los Angeles San Clemente Island, north of west Cove at Sand Point near Triangulation Point 'Driggs', old sand dunes back from beach 7 Comment
  RSA415633  Astragalus pachypus var. pachypus N. C. Cooper 1948-4-21 2670 Los Angeles Littlerock. 762 Comment
  SBBG33436  Astragalus preussii A. D. E. Elmer -Jun-1902 Los Angeles Lancaster Comment
  RSA599654  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-5-1 9672 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  CAS-BOT-BC194041  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Airport Road on main ridge about 0.5 miles west of Middle Ranch turn-off, Santa Catalina Island Comment
  CAS-BOT-BC194050  Astragalus trichopodus var. lonchus George B. Grant; Walter Wheeler 1904-4-21 6262 Los Angeles Pacific Ocean, isthmus off southern California, Santa Catalina Island Comment
  RSA110207  Astragalus trichopodus var. phoxus H. D. Ripley, R. C. Barneby 1944-4-30 s.n. Los Angeles Clay bank along Tujunga Wash, Sunland Comment
  UCR125917  Astragalus trichopodus var. phoxus A. C. Sanders, Mark Elvin 2002-6-19 25198 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  RSA600558  Athyrium filix-femina L. C. Wheeler 1954-9-1 7074 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  RSA751514  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -38 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  RSA155322  Atriplex californica P. H. Raven 1962-4-11 17254 Los Angeles Due west of Wall 2, San Clemente Island 9 Comment
  UCR277718  Atriplex coronata var. coronata Mitch Provance 2010-5-3 510- 12 Los Angeles Westernmost Mojave Desert, Western Antelope Valley, along Lancaster Rd. (= Hwy 138), near entrance to cement plant, c. 0.6 mi. east of intersection of Lancaster Rd. and County Route N2 1021 Comment
  CAS-BOT-BC170117  Atriplex lentiformis Le Roy Abrams 1901-8-1 2189 Los Angeles Santa Monica Comment
  SBBG13623  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles just above coast 1 mi S of Wilson Cove 6 Comment
  SEINET3156357  Atriplex microcarpa G. B. Grant, W. Wheeler 1904-4-21 2313 Los Angeles collected on Santa Catalina Island, Pacific Ocean, oof southern California Comment
  RSA411854  Atriplex patula subsp. patula Anstruther Davidson 1892-4-1 s.n. Los Angeles [Unspecified] Comment
  CAS-BOT-BC176526  Atriplex polycarpa Le Roy Abrams; E. A. McGregor 1908-6-30 511 Los Angeles Lancaster, Antelope Valley Comment
  SBBG98  Atriplex polycarpa R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA453954  Atriplex semibaccata L. E. Hoffman 1931-8-18 s.n. Los Angeles Hermosa Beach. Comment
  SD112535  Atriplex triangularis Darley F. Howe 1938-9-24 751 Los Angeles Coast south of Long Beach. Comment
  UCR119118  Avena barbata David Charlton 1989-4-30 2936 Los Angeles San Gabriel Mtns., Angeles Crest Highway near Angeles Crest Station, southern boundary of the Angeles National Forest. 762 Comment
  RSA385385  Avena fatua Howard Mullins 1931-3-13 s.n. Los Angeles L.A. [Los Angeles] Vacant Lots and waste places in the city, roadsides Comment
  SDSU760  Avena fatua Gerald Collier 1951-5-12 Los Angeles Along P.E. railroad tracks, Rosemead CA - 1 mile west of El Monte Comment
  IRVC26113  Azolla microphylla A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27131 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  POM350331  Baccharis emoryi F. R. Fosberg 1930-10-18 4109 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  UCR139004  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UC53978  Baccharis salicifolia subsp. salicifolia H. P. Chandler 1907-9-9 7030 Los Angeles Ballona Marshes Comment
Read comments
Sep 26 2011
  UCD129499  Baileya multiradiata Sherwin Carlquist 1952-8-21 323 Los Angeles Huntinton Drive at West Drive, San Marino. Comment
  UC135657  Batis maritima unknown July, 1896 Los Angeles San Pedro Comment
  SD239573  Bebbia juncea var. aspera R. G. Swinney 2009-3-31 10231 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 1.2 mi. norht of Foothill Blvd, Azusa / Duarte. Broad wash in 2008 burn area. 182 Comment
  RSA0104979  Beta vulgaris subsp. vulgaris Steven A. Junak 1999-7-16 SCa- 1041 Los Angeles Santa Catalina Island. Deer Valley Reservoir, E. of Two Harbors. 165 Comment
  UCR192923  Bloomeria crocea Dan S. Cooper 2008-5-4 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon Road beyond end of Green Oak Dr., Los Angeles 260 Comment
  RSA652075  Bloomeria crocea Bob Cochrane 1948-5-11 sn Los Angeles Found in Claremont on the Mt. Baldy Road. 304 Comment
  RSA652076  Bloomeria crocea Richard Schlichting 1948-5-22 sn Los Angeles Covina: Lyman Avenue about 3 miles east of Covina. 213 Comment
  RSA610965  Boechera californica L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  UC457230  Boechera sparsiflora Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  SEINET7547706 Image available Bolboschoenus maritimus Scott D. White 1996-5-15 4041 Los Angeles Southern Coastal region: Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & S of Jefferson Blvd. Venice 7.5' Q 3 Comment
  UCR132439  Bolboschoenus maritimus subsp. paludosus Scott D. White 1996-5-15 4041 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  CATA3047  Bowlesia incana Amy Catalano 2016-3-25 058 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 217 Comment
  SBBG116038  Bowlesia incana R. Burgess, P. Munro 1998-1-25 2637 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  UCR274115  Bowlesia incana Steven A. Junak 1999-5-20 SCa- 945 Los Angeles California Islands, Santa Catalina Island, just south of Cottonwood-Black Jack Road 305 Comment
  UCR199917  Brassica juncea Scott D. White, Justin Wood 2008-3-27 11787 Los Angeles San Gabriel Mountains Foothills, city of Glendora at Brodiaea filifolia location at the end of No. Loraine Ave. 473 Comment
  UCR108445  Brassica napus L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  RSA12410  Brassica rapa C. B. Wolf 1934-4-11 s.n. Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  POM351108  Brickellia californica F. R. Fosberg 1931-7-11 7201 Los Angeles Ridge Route nr Liebre summit. 335 Comment
  RSA680065  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  UCR100434  Brickellia californica Scott D. White, Pam DeVries 1997-11-25 6027 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 Comment
  LA203140  Brickellia nevinii Geo. L. Moxley; 1917-9-3 627 Los Angeles San Gabriel Mountains, Eaton Canyon 750.0 Comment
  UCR102413  Brickellia nevinii Steve Boyd 1997-9-17 10038 A Los Angeles San Gabriel Mtns., Knapp Ranch area, upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain 976 Comment
  UCR271608  Brickellia nevinii R. G. Swinney 2011-11-3 16000 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  RSA0085064  Brodiaea filifolia Robert Kessler 1892-05 3418 Los Angeles Foothills N. of Glendora, Los Angeles. Comment
  RSA320806  Brodiaea kinkiensis F. C. Boutin 1967-4-23 1685 Los Angeles San Clemente Island: Near center of island, along main road, about 1 air mile south of Lemon Tank. Comment
  RSA376788  Brodiaea terrestris subsp. kernensis M. Campbell 1229 Los Angeles Hillsides, Los Angeles Comment
  RSA600198  Bromus arenarius Steve Boyd, Lauren Raz 1997-5-29 9912 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
  RSA39063  Bromus carinatus Edith A. Purer 1931-3-12 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA729327  Bromus carinatus R. G. Swinney 1999-6-30 7465 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills 1463 Comment
  RSA599944  Bromus carinatus var. carinatus L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  CAS-BOT-BC156110  Bromus diandrus Carl B. Wolf 1932-5-9 3424 Los Angeles Santa Catalina Island. Avalon. Near bathhouse. 7 Comment
  CATA1056  Bromus diandrus Mark L. Hoefs 1995-5-10 1989 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA592358  Bromus diandrus L. C. Wheeler 1967-5-9 9406 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  RSA669700  Bromus diandrus LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 495 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  UCD58566  Bromus diandrus Robert F. Thorne 1971-4-23 41473 Los Angeles San Gabriel Mts. Angeles National Forest. NE of Chantry Flats along Santa Anita Creek. 548 Comment
  CAS-BOT-BC155582  Bromus grandis Le Roy Abrams 1902-7-2 2632 Los Angeles Little Santa Anita Canyon. Comment
  IRVC26648  Bromus grandis L. C. Wheeler 1933-7-4 1894 Los Angeles San Dimas Canyon. Transverse Ranges, San Gabriel Mountains 534 Comment
  CAS-BOT-BC155385  Bromus hordeaceus John H. Thomas 1957-5-17 6760 A Los Angeles Los Angeles. Occidental College Campus. Near Moore Laboratory. Comment
  POM7110  Bromus hordeaceus P. A. Munz, L. T. Street, G. Williams 1919-4-19 2484 Los Angeles Lone Hill, San Dimas. Comment
  RSA650442  Bromus hordeaceus Marion P. Harthill 1972-4-8 656 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest 457 Comment
  RSA530060  Bromus inermis subsp. inermis Timothy S. Ross 1991-8-16 5846 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  LA105381  Bromus madritensis Peter H. Raven; 1989-4-23 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air miles NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  RSA0117860  Bromus madritensis Robert L. Benson 1960-5-26 54 Los Angeles 1/2 mile above fire station, San Antonio Canyon. Mt. Range: San Gabriel. 609 Comment
  UC285018  Bromus madritensis subsp. rubens P. A. Munz 1923-4-10 6711 Los Angeles San Clemente Island Comment
  RSA706979  Bromus rubens L. M. Prince, N. Refulio 2002-3-25 2 -284 Los Angeles Claremont, Palmer Canyon. ~0.25 km north of Padua Ave. on Palmer Canyon Rd. 450 Comment
  UCR209596  Bromus tectorum R. G. Swinney 2008-7-3 9154 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA0019946  Bromus tectorum L. C. Wheeler 1967-5-29 9768 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  RSA466541  Calandrinia ciliata F. R. Fosberg 1931-4-15 S 4639 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA570199  Calandrinia ciliata Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 5037 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA656004  Calandrinia ciliata James Henrickson 1985-3-30 19760 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
  CAS-BOT-BC438410  Calandrinia ciliata Huron H. Smith 1912-3-27 4939 Los Angeles Azusa 304 Comment
  RSA533926  Calandrinia maritima Timothy S. Ross, Orlando Mistetta, Mike Hammitt 1991-5-19 5233 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  UCD123510  Callitriche longipedunculata Louis C. Wheeler 1933-4-9 1630 Los Angeles Le Verne (Damar Sta.). 274 Comment
  CAS-BOT-BC80414  Calocedrus decurrens Joseph Andorfer Ewan 1936-8-2 9926 Los Angeles Cedar Canyon off Mescale Creek, San Gabriel Mts. 1920 Comment
  LA200914  Calochortus albus Norman A. Cole; May 1964 400 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, Besides Lake Malibu bridge on Lake Vista Rd. 213 Comment
  CAS-BOT-BC132272  Calochortus catalinae George B. Grant; Walter Wheeler 1904-4-21 126 a/1847 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC132288  Calochortus catalinae B. C. Templeton 1939-4-19 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  RSA583045  Calochortus catalinae Timothy S. Ross 1993-4-22 6889 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastal slope of 1320 m SE of Cactus Peak summit. 351 Comment
  RSA679308  Calochortus catalinae Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 368 Los Angeles Santa Catalina Island. Ridge top running due west of jct Divide Rd and road to Avalon. Comment
  UCSB45424  Calochortus catalinae Batson, J. 1979-5-12 Los Angeles End of Trancas Canyon Road near Malibu, CA. 91 Comment
  LA22349  Calochortus clavatus Carl Epling; 1931-5-9 22349 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR155127  Calochortus clavatus A. C. Sanders 2005-5-5 29923 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA525177  Calochortus invenustus Walter Wisura, W. Steinmetz 1990-6-16 4449 Los Angeles At Messenger Flat campground. Comment
  RSA729666  Calochortus invenustus Richard G. Swinney 1998-7-2 6256 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA0016992  Calochortus kennedyi var. kennedyi Philip A. Munz 1923-5-26 6818 Los Angeles Big Rock Creek, San Gabriel Mts. 1311 Comment
  RSA230176  Calochortus palmeri var. palmeri Robert F. Thorne 1969-7-2 38237 Los Angeles San Gabrial Mountains, Angeles National Forest: Charlton Flats burn (of 1954), 1601 Comment
  RSA0021462  Calochortus plummerae Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5068 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA702364  Calochortus plummerae Scott D. White, Pam DeVries 2004-6-14 10494 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SEINET3885360  Calochortus splendens K. Dobry 1991-6-28 d 882 Los Angeles East section of Soka University, Los Virgenes Road and mulholland Hwy. Santa Monica Mountains.; 0 Comment
  UC843701  Calochortus splendens F. R. Fosberg 1931-4-23 S 4690 Los Angeles se slopes Black Jack Mt.; Santa Catalina Island 350 Comment
  RSA369051  Calochortus striatus Anstruther Davidson 1893-5-10 s.n. Los Angeles Lancaster. Comment
  POM302273  Calycadenia tenella Lyman Benson 1957-5-23 15730 Los Angeles Webb School, above Claremont 487 Comment
  RSA95092  Calycoseris parryi F. W. Peirson 1921-5-20 2765 Los Angeles Little Rock Creek, San Gabriel Mtns. 976 Comment
  SBBG69698  Calyptridium monandrum R. Hoffmann 1931-5-2 Los Angeles Piru Crk, 5 mi above Piru Comment
  UCD149831  Calyptridium monandrum R. Allemand; William Anderson 1965-5-13 s.n. Los Angeles Pearblossom. Comment
  UCR97797  Calystegia macrostegia Scott D. White 1997-3-12 4765 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  RSA0119672  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-21 16638 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  CAS-BOT-BC221328  Calystegia macrostegia subsp. cyclostegia Peter H. Raven 1959-4-4 13953 Los Angeles Santa Monica Mountains. Just east of Zuma Beach, Point Dume 15 Comment
  RSA0110613  Calystegia macrostegia subsp. cyclostegia Steven A. Junak 1999-4-23 SCa- 856 Los Angeles Santa Catalina Island. S side of island, below Triangulation Point. 341 Comment
  RSA599177  Calystegia macrostegia subsp. macrostegia Scott D. White 1997-3-12 4765 Los Angeles Santa Monica Mountains: NW of Zuma Beach. Encinal Canyon Rd between Pacific Coast Hwy & Mulholland Hwy. 8 Comment
  UCD168374  Calystegia malacophylla J. W. Barry 1980-4 s.n. Los Angeles East of Hungry Valley SVRA. (Exact location unknown. Coordinates estimated by the label maker.) Comment
  CAS-BOT-BC224754  Calystegia malacophylla subsp. pedicellata Timothy S. Ross; Victor W Steinmann 1995-5-8 8545 Los Angeles Liebre Mountains. Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir 926 Comment
  POM272016  Camissonia bistorta Delzie Demaree 1933-3-12 10282 Los Angeles El Segundo. Comment
  UCR237993  Camissonia bistorta D. E. Bramlet, Jennifer Pareti 2008-4-14 4187 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon, 762 m SE of Bouquet Canyon Rd. & 549 m south of Hayfork Rd. 473 Comment
  UCR149883  Camissonia boothii R. G. Swinney 1999-6-18 7328 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  RSA524189  Camissonia boothii subsp. decorticans Tim S. Ross, Steve D. Boyd 1990-6-6 2882 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA466145  Camissonia californica N. C. Cooper 1945-5-1 2219 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA569939  Camissonia californica Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4849 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA466146  Camissonia californica N. C. Cooper 1948-4-21 2676 Los Angeles Littlerock. 762 Comment
  SBBG22760  Camissonia campestris subsp. campestris D. Myrick 1965-3-5 1088 Los Angeles Victorville-Palmdale Hwy 138 762 Comment
  UC566276  Camissonia campestris subsp. campestris A. D. Gifford 1935-3-25 500 Los Angeles 2 mi from mouth; Tejon Quadrangle, Kings Canyon 1036 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
  NY679604  Camissonia cheiranthifolia subsp. suffruticosa L. T. Chamberlain 1899-1 s.n. Los Angeles Comment
  RSA611839  Camissonia claviformis Steve Boyd, Valerie Soza 1998-4-28 10173 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
  POM212257  Camissonia graciliflora G. H. True 1931-3-5 47 Los Angeles Foothills. 4 miles west of Palmdale. Comment
Read comments
Aug 2 2008
  RSA448977  Camissonia hirtella M. B. Dunkle 1933-6-17 3627 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  RSA597040  Camissonia hirtella Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3840 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  RSA729701  Camissonia hirtella R. G. Swinney 1998-7-27 6507 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  UCR114178  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-24 22085 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  RSA775516  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2010-5-20 5177 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA0069428  Camissonia micrantha R. G. Swinney 2010-3-11 11871 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
  RSA507527  Camissonia pallida subsp. pallida Louis C. Wheeler 1967-5-23 9681 Los Angeles San Gabriel Mts., Angeles National Forest: ravine immediately SW of mouth of Bear Canyon of Soledad Canyon, dry sunny ridge about low bushes. 671 Comment
  RSA587250  Camissonia pallida subsp. pallida Orlando Mistretta 1994-5-13 1198 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  RSA655789  Camissonia pallida subsp. pallida James Henrickson 2000-4-21 20717 Los Angeles Ca. 17 mi W of State Highway 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Spring monopole. Comment
  SDSU8602  Camissoniopsis bistorta A. H. Gallup 1948-3-27 126 Los Angeles Claremont-open fields. 366 Comment
  UCD103528  Camissoniopsis cheiranthifolia Christian Goerrissen 1993-4-4 s.n. Los Angeles Marina Del Rey, by canal on Pacific Ave. and Quarterdeck St. Comment
  JEPS31762  Camissoniopsis cheiranthifolia subsp. suffruticosa Julia A. Bettys 1929-5-20 Los Angeles Los Angeles, Manhattan Beach Comment
  LA200695  Camissoniopsis cheiranthifolia subsp. suffruticosa Leo Boyd; 1953-4-10 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  UC520028  Camissoniopsis cheiranthifolia subsp. suffruticosa Joseph Andorfer Ewan 1932-5-19 7544 Los Angeles base of hills near power house; Playa del Rey Comment
  SD146213  Camissoniopsis hirtella A. C. Sanders, D. Malueg 1998-6-24 22085 Los Angeles 2.0 miles east of Mt. Gleason at Little Gleason Forestry Plantation on Southern Cal Edison Mesa-Vicent transmission line at tower 7-2. 1707 Comment
  JEPS31794  Camissoniopsis hirtella F. W. Peirson 1918-5-26 128 Los Angeles Henniger Flats San Gabriel Mts. 868 Comment
  SBBG116769  Camissoniopsis micrantha R. Burgess, P. Munro 1999-4-17 3240 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk, above second narrows 457 Comment
  UC9909  Canbya candida Dr. A. Davidson May 1895 Los Angeles Mohave Desert Comment
  RSA66107  Cardamine californica var. integrifolia F. W. Peirson s.n. Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC37897  Cardamine oligosperma Jerome S. Horton 1941-4-4 589 Los Angeles Angeles Forest. San Dimas Canyon on trail to flumes 4 and 5. 609 Comment
  UC159223  Cardaria draba Theodore W. Minthorn 1910-10-9 5 Los Angeles Los Angeles Comment
  UC1713818  Cardionema ramosissimum I. Johnston 1917-6-10 1268 Los Angeles near Mesmer Comment
  RSA668665  Carduus pycnocephalus Steve Boyd, LeRoy Gross 2002-5-7 10436 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  SEINET4044454 Image available Carduus pycnocephalus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 213 Comment
  UCR204283  Carex R. G. Swinney 2001-9-16 8169 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
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Sep 12 2018
  RSA628803  Carex alma Scott D. White, David E. Bramlet 1998-6-29 6828 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA775912  Carex alma Orlando Mistretta, Christine Mistretta 2010-5-26 5218 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  UCR224193  Carex alma Scott D. White 2004-7-28 10651 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  SEINET7549356 Image available Carex alma Tim Ross, Steve Boyd 1991-4-25 4597 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.) Glendora 7.5' USGS quadrangle. 536 Comment
  RSA602756  Carex fracta L. C. Wheeler 1967-8-2 10307 Los Angeles San Gabriel Mountains, Angeles National Forest: Sheep Camp Spring, W slope Mt. Pacifico 1951 Comment
  UC115918  Carex hassei H. E. Hasse June 1897 Los Angeles San Antonio Canyon San Gabriel Mts. Comment
  SBBG59309  Carex mariposana I. M. Johnston 1917-7-4 1399 Los Angeles Baldy Summit, San Antonio Mtns 3048 Comment
  CAS-BOT-BC116605  Carex subfusca Victor Duran 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  JEPS48987  Carex subfusca Joseph Ewan 1932-6-15 7342 Los Angeles Horse Flats San Gabriel Mts., Pinyon Flat region, Horse Flats Comment
  RSA364557  Carex subfusca B. C. Templeton 1932-6-1 4674 Los Angeles Below amateur ski jump, Big Pines Park. Comment
  SEINET7577189 Image available Carex subfusca Louis C. Wheeler 1966-9-21 8917 Los Angeles San Gabriel Mountains, Lily Spring. 2438 Comment
  LA210892  Carthamus lanatus Tarja Sagar; 2010-9-2 s.n. Los Angeles SANTA MONICA MOUNTAINS, Stunt Ranch, near buildings. Comment
  POM163427  Carthamus tinctorius Anonymous 1929-05 s.n. Los Angeles [Locality not provided] Comment
  POM292800  Castilleja affinis Lyman D. Benson 1945-5-11 11684 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  RSA187750  Castilleja affinis Robert F. Thorne 1966-4-5 35831 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  JEPS57319  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-12 1861 Los Angeles ca 1 mi n Highway 1 (on Rambla Pacifico road) 121 Comment
  SEINET3079828 Image available Castilleja angustifolia var. dubia Steve Myers, Ed LaRue 1989-3-21 Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. San Andres Rift Zone bissects site 884 Comment
  HSC101893  Castilleja applegatei Scott D. White 2004-8-11 10714 Los Angeles San Gabriel Mtns: About 8 air miles W-NW of Wrightwood; E of Fenner Saddle Rd. on Pacific Crest Trail. 2134 Comment
  RSA632433  Castilleja applegatei subsp. martinii Valerie L. Soza, Kent Hughes 1999-7-1 606 Los Angeles San Gabriel Mountains: Van Tassel Ridge, off Van Tassel Ridge road, vicinity of Mt. Bliss. 1037 Comment
  RSA650909  Castilleja applegatei subsp. martinii C. A. Schideler 1981-4-26 32 Los Angeles Angeles Nat. Forest, San Gabriel Mtns., N. end of Hwy. 39 - San Gabriel Canyon Rd., end of East [Fork] at fire station. Comment
  RSA729665  Castilleja applegatei subsp. martinii R. G. Swinney 1998-7-2 6255 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA233545  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1972-6-29 42085 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  SD134379  Castilleja chromosa Craig Reiser 1991-5-6 Los Angeles Palmdale, Verde Ridge Comment
  UCR155344  Castilleja exserta A. C. Sanders 2005-5-5 29862 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCSB10573  Castilleja exserta subsp. exserta Haller, Norman 1953-3-21 Los Angeles Point Dume Comment
  RSA0044701  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1043 Los Angeles Liebre Mountains: Junction of Old Ridge Route (FS Road 8N04) and road to summit of Liebre Mountain (FS Road 7N23). 1189 Comment
  UCD122515  Castilleja foliolosa Daryl Koutnik 1978-5-10 478 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  SD66851  Castilleja foliolosa R. Mitchell Beauchamp 1967-3-20 349 Los Angeles Edge of cliff above Abalone Point, south of Avalon, Santa Catalina Island Comment
  NY68086  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA587810  Castilleja linariifolia Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1132 A Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  SD51781  Castilleja minor subsp. spiralis Rimo Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-15 4207 Los Angeles Boggy flat at junction (confuence of) north fork and main fork of Pacoima Creek, 0.7 mile below Diamond Public Camp (on main fork), San Garbiel Mtns. Comment
  SBBG118586  Castilleja plagiotoma L. Gross, O. Mistretta, V. Soza 2003-5-13 848 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  UC131115  Castilleja plagiotoma Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  SEINET12032962  Casuarina equisetifolia W. F. Wight 1907-1 1663 Los Angeles Los Angeles, West Lake Park Comment
  RSA596309  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3371 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  RSA651059  Caulanthus cooperi Marion P. Harthill 1974-4-22 1666 Los Angeles Mojave Comment
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Jan 4 2012
  CAS-BOT-BC40209  Caulanthus lasiophyllus Geo. B. Grant 1903-3-1 1288 Los Angeles Garvanza. Comment
  SD93544  Ceanothus arboreus Helen V. Witham 1975-3-23 1877 Los Angeles Road to Black Jack Mountain, Santa Catalina Island 299 Comment
  SD215636  Ceanothus cordulatus Timothy S. Ross, Steve Boyd & Peter W. Fritsch 1990-6-11 3360 Los Angeles Big Rock Creek Canyon: ca 120 meters north-northwest of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin); Valyermo 7.5' USGS topo sheet 1730 Comment
  LA52211  Ceanothus crassifolius Henry J. Thompson; 1959-3-22 1866 Los Angeles Santa Monica Mountains, Las Virgines Rd, 1 mi N of Tapia Park, N of Malibu Canyon Rd 213 Comment
  POM2835  Ceanothus crassifolius I. M. Johnston 1917-2-14 s.n. Los Angeles Evey Canyon. Comment
  RSA617469  Ceanothus cuneatus Scott D. White, Pam De Vries 1998-6-23 6758 b Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 548 Comment
  RSA639840  Ceanothus cuneatus Sandy Leatherman, Brian Daniels 1998-11-10 60 Los Angeles E of Bouquet Canyon road, S of Esquerra 610 Comment
  RSA592825  Ceanothus cuneatus var. cuneatus Steve Boyd 1996-4-24 8657 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  SBBG125877  Ceanothus cuneatus var. cuneatus A. Parikh, N. Gale 2010-6-7 3262 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.3 km SW of California Aqueduct; E Liebre Mtns 997 Comment
  RSA609273  Ceanothus greggii var. vestitus Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1372 Comment
  UCR223696  Ceanothus integerrimus R. G. Swinney 2009-6-24 11251 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA0069201  Ceanothus leucodermis R. G. Swinney 2010-9-9 13778 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
  RSA399008  Ceanothus leucodermis Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  POM9556  Ceanothus leucodermis P. A. Munz 1920-3-10 3330 Los Angeles 1.5 mi. east of Claremont. 366 Comment
  CATA3232  Ceanothus megacarpus Julie L. King 2017-1-17 43 Los Angeles Santa Catalina Island: North side of West End Rd., about 0.5 road miles northeast of junction with Silver Peak Rd. 105 Comment
  POM199766  Ceanothus megacarpus I. W. Clokey, Bonnie C. Templeton 1929-03 4507 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  SD45616  Ceanothus megacarpus Darley F. Howe 1953-5-2 Los Angeles Wain Canyon, Catalina Island Comment
  CATA421  Ceanothus megacarpus var. insularis Sara L. Crockett 1997-1-18 558 Los Angeles Santa Catalina Island: 2.2 miles NW on Stage Road frm jct. with Middle Ranch Road 365 Comment
  RSA177818  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34478 Los Angeles On E slope of Black Jack Mt. near Summit Road; Santa Catalina Island. Comment
  CAS-BOT-BC51423  Ceanothus megacarpus var. megacarpus Geo. B. Grant 1901-3-18 s.n. Los Angeles Los Angeles Comment
  RSA399736A  Ceanothus oliganthus Mable Emler 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  RSA562578  Ceanothus oliganthus var. oliganthus Steve Boyd, W. Appleby 1993-4-22 7992 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
  RSA95348  Ceanothus oliganthus var. oliganthus F. W. Peirson 1918-6-30 113 Los Angeles Eaton Canyon, south face of San Gabriel Mts. Fruiting branch from 4400 feet on Mt. Wilson Trail. 1341 Comment
  CAS-BOT-BC63349  Ceanothus spinosus S. B. Parish; W. F. Parish 1882-1-1 909 Los Angeles unspecified. Comment
  RSA126742  Ceanothus spinosus Peter H. Raven, H. J. Thompson 1959-4-3 13918 Los Angeles North slope near summit of Saddle Peak. 838 Comment
  UCR149813  Celtis australis Scott D. White, John Green 2004-4-23 10233 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA671138  Centaurea diluta G. C. Fleischman 1952-6-8 s.n. Los Angeles Corner of Antwerp & Imperial Aves. Comment
  UCR220196  Centaurea melitensis R. G. Swinney 2009-4-7 10299 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UC30926  Centaurea melitensis Harley P. Chandler 1897-5-31 Los Angeles Claremont 365 Comment
  UCSB22833  Centaurea melitensis Palmer, Elizabeth 1908-5-25 Los Angeles Los Angeles Comment
  RSA226007  Centaurium exaltatum Robert F. Thorne 1971-6-29 40694 Los Angeles San Gabriel Mountains, Angles National Forest: ca. 2.2 miles down Aliso Canyon from junction with Angeles Forest Road. 1037 Comment
  RSA567162  Centrostegia thurberi Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3898 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
  UCR222763  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  UC1587640  Cerastium glomeratum Tim Ross 1991-4-21 4551 Los Angeles ridgetop between Turnbull and Sycamore Canyons; Whittier Hills, (Puente Hills, pro parte) 320 Comment
  RSA584679  Ceratonia siliqua Tim S. Ross, Annette H. Ross 1991-6-3 5553 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  CAS-BOT-BC400185  Ceratophyllum demersum A. Eastwood 1906-5-31 90 Los Angeles Bimini Baths Comment
  RSA453278  Cercocarpus betuloides Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA453289  Cercocarpus betuloides Elbert Benjamine 1929-2-24 61 Los Angeles Laurel Canyon, Hollywood Comment
  RSA772110  Cercocarpus betuloides R. G. Swinney 2009-5-20 10835 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  SEINET179643  Cercocarpus betuloides Victor Duran 1933-8-10 3544 Los Angeles South Fork Rock Creek San Gabriel Mts. 1394 Comment
  UCR223651  Cercocarpus betuloides R. G. Swinney 2009-6-24 11267 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  POM609  Cercocarpus betuloides var. betuloides I. M. Johnston 1917-4-28 1372 Los Angeles San Antonio Canyon Wash 366 Comment
  UC1127863  Cercocarpus betuloides var. betuloides G. E. Sindel 1935-1-7 103 Los Angeles 1 1/4 mi se of Quail Lake (Los Angeles County National Forest); Los Angeles County National Forest 1097 Comment
  UC535046  Cercocarpus betuloides var. betuloides Victor Duran 1933-8-10 3544 Los Angeles South Fork Big Rock Creek; San Gabriel Mountains, South Fork Big Rock Creek 1394 Comment
  RSA449411  Cercocarpus betuloides var. blancheae M. B. Dunkle 1929-4-7 2115 Los Angeles Moonstone Beach. Santa Catalina Island. Comment
  UC466614  Cercocarpus betuloides var. blancheae R. L. Pendleton 1909-7-4 1406 Los Angeles s of Avalon (Santa Catalina Island); Santa Catalina Island 365 Comment
  RSA449447  Cercocarpus ledifolius Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1250 Comment
  CATA1779  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6919 Los Angeles Santa Catalina Island: Wild Boar Gully 172 Comment
  CATA934  Cercocarpus traskiae Mark L. Hoefs, Robert Given 1992-4-16 1794 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  LA88741  Cercocarpus traskiae Karen Searcy; 1967-5-1 40 Los Angeles Santa Catalina Island, Gully 1 mi. WNW Salta Verde Point Comment
  CAS-BOT-BC279520  Chaenactis artemisiifolia Tim Ross; Orlando Mistretta 1993-5-27 7326 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 768 Comment
  LA200180  Chaenactis artemisiifolia M. Zartlin; 1951-5-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA708601  Chaenactis artemisiifolia Valerie L. Soza, LeRoy Gross 2001-5-9 1203 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 259 Comment
  UCR186559  Chaenactis glabriuscula A. C. Sanders 2006-5-16 32344 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  CAS-BOT-BC277334  Chaenactis glabriuscula var. glabriuscula F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  RSA599620  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-4-16 9514 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  UC1211166  Chaenactis glabriuscula var. glabriuscula Huron H. Smith 1912-5-3 4916 Los Angeles Azusa 243 Comment
  CAS-BOT-BC277517  Chaenactis glabriuscula var. lanosa Carl B. Wolf 1935-5-23 6995 Los Angeles Liebre Mts., 1/2 mi. E. of Gorman 1158 Comment
  RSA585951  Chaenactis santolinoides Timothy S. Ross, Steve Boyd 1990-5-23 2621 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  UC1614258  Chaenactis xantiana Charles M. Belshaw 1935-3-27 500 Los Angeles w. end La Liebre Hills (North Antelope Valley); North Antelope Valley Comment
  RSA562261  Chaenactis xantiana D. Charlton 1989-6-10 3207 Los Angeles Tejon Post Road, 1 mile S of town of Gorman Alkali Spring at the Electric Substation. 1220 Comment
  RSA666730  Chamaesyce albomarginata A. C. Sanders, D. Malueg 2001-5-17 24319 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decomissioned. 122 Comment
  RSA149778  Chamaesyce albomarginata Wesley O. Griesel 1961-6-16 s.n. Los Angeles Dawson Saddle, San Gabriel Mountains 2439 Comment
  RSA708765  Chamaesyce melanadenia Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1147 Los Angeles Upper slopes of McDonald Creek. 427 Comment
  UC447148  Chamaesyce polycarpa J. Ewan 1931-5-16 4197 Los Angeles West Fork Santa Monica Mtns, Garapito Creek 457 Comment
  CAS-BOT-BC70014  Cheilanthes covillei Geo. B. Grant 1904-5-18 6264 Los Angeles Mt. Wilson 1828 Comment
  CHSC83321  Cheilanthes covillei John Dittes; Chris Williams 1989-4-29 1 Los Angeles Upper Big Tujunga River (Wikiup) 1/4 mile downstream of bridge to Camp Colby. 20 feet above river. Comment
  UC42447  Cheilanthes covillei Wm. H. Brewer 1860-12-31 100 Los Angeles San Gabriel Mts 1219 Comment
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Apr 30 2009
  SEINET804423  Cheilanthes covillei L. L. Kiefer 1967-1 3567 Los Angeles San Gabriel Mountains, Devil Canyon, Boar Canyon, wild area, W. fork Boar Ck, trib of W. fork of San Gabriel R. ca. 31.5 miles upstream. 1066 Comment
  SEINET10938400  Cheilanthes fendleri Jason R. Grant, W. Wheeler 1904-5-17 Grant UMO 32273 Los Angeles Collected at Mt. Wilson, southern California. In crevices of rocks. 1524 Comment
  CAS-BOT-BC68144  Cheilanthes newberryi Louis C. Wheeler 1932-2-3 442 Los Angeles Puddingstone, Canyon, San Jose Hills 243 Comment
  UCR204853  Chenopodium botrys R. G. Swinney 2005-8-9 8414 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA601021  Chenopodium botrys L. C. Wheeler 1967-5-13 9511 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  RSA608315  Chenopodium californicum L. C. Wheeler 1930-5-24 45 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR50082  Chenopodium multifidum A. C. Sanders 1987-7-22 7172 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UC501519  Chenopodium multifidum Frank W. Peirson 1920-10-1 2291 Los Angeles near corner of Broadway and Union Streets; Pasadena Comment
  RSA0069434  Chenopodium murale R. G. Swinney 2010-6-8 13218 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  RSA478544  Chenopodium murale F. R. Fosberg 1930-6-26 S 3025 Los Angeles Lower Ballona Creek. 10 Comment
  RSA533522  Chenopodium pratericola T. S. Ross 1991-3-9 4173 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road & Camino del Sur. 213 Comment
  RSA606946  Chenopodium pumilio L. C. Wheeler 1946-9-8 6350 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 3/4 mile W of Bear Creek. 518 Comment
  SEINET5765126 Image available Chenopodium pumilio Unknown 1906-1 7178 Los Angeles Pasadena Comment
  RSA594675  Chenopodium pumilio L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  CAS-BOT-BC451359  Chimaphila menziesii LeRoy Abrams 1901-7-10 1891 Los Angeles Wilson's Peak Comment
  SEINET4044527  Chlorogalum pomeridianum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  UCD138443  Chlorogalum pomeridianum Louis C. Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains. South side of Millard Canyon; ca. 1/4 mile westerly from Lincoln Avenue Water Company Reservoir. 609 Comment
  UC843761  Chlorogalum pomeridianum var. pomeridianum Ira W. Clokey, B. Templeton June 1929 4587 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 350 Comment
  CAS-BOT-BC257198  Chorizanthe procumbens P. A. Munz 1919-5-13 2790 Los Angeles Claremont Comment
  CAS-BOT-BC244657  Chorizanthe staticoides James L. Reveal 1988-5-24 6869 Los Angeles On a mesa south of the Los Angeles County Animal Center Number 6 in Castaic near the junction of Charlie Canyon and Tapia Canyon roads on the east side of Castaic Valley 381 Comment
  CAS-BOT-BC244665  Chorizanthe staticoides Samuel B. Parish 1887-6-1 1986 Los Angeles Rock Cr. Border of Mojave Desert Comment
  RSA488740  Chorizanthe staticoides James L. Reveal 1988-5-24 6869 Los Angeles On a low mesa south of the Los Angeles County Animal Center Number 6 in Castaic near the junction of Charlie Canyon and Tapia Canyon roads on the east side of Castaic Valley. 381 Comment
  SBBG62202  Chorizanthe staticoides E. Crow 1930-6-29 Los Angeles between Camp Coldbrook and Pine Flats Comment
  SEINET3133943  Chorizanthe staticoides L. Abrams 1902-6-16 2554 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  UCR121239  Chorizanthe staticoides Steve Boyd, T. S. Ross 1988-4-28 2250 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  UCR89952  Chorizanthe staticoides Scott D. White, Chet McGaugh 1995-6-6 3218 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  JEPS57757  Chorizanthe xanti S. B. and W. F. Parish June 1881 Los Angeles Comment
  SBBG62362  Chorizanthe xanti var. xanti R. Hoffmann 1927-6-8 Los Angeles Palmdale Comment
  SFV6846  Chrysolepis sempervirens T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 588 Los Angeles San Gabriel Mountains Trail to Mount Baden-Powell. 2439 Comment
  UCR164533  Chrysothamnus nauseosus T. B. Salvato, Sandra Murcia 2005-11-1 1248 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
  SEINET3395618  Chrysothamnus nauseosus subsp. mohavensis Unknown 1984-1 EDM- 1522 Los Angeles Ave H. exit NW side of Lancaster Comment
  SBBG65952  Cirsium mohavense R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  RSA3510  Cirsium occidentale var. californicum C. B. Wolf 1932-5-9 3453 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  UC1595308  Cirsium occidentale var. californicum Tim Ross and Steve Boyd 1990-6-18 3491 Los Angeles and vicinty of Camp Verdugo Pines (n draw draining to Jackson Lake); San Gabriel Mtns, Jackson Lake, Mescal Creek 1877 Comment
  UC284811  Cirsium occidentale var. californicum P. A. Munz 1923-5-25 6814 Los Angeles Big Rock Creek San Gabriel Mts. 1280 Comment
  UCD130582  Cirsium occidentale var. coulteri Kathy Tajbakhsh 1996-5-2 20 Los Angeles Rocky Point Park, Chatsworth, Santa Susana Mountains, next to information stand. Comment
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Dec 16 2015
  UCR256463  Cirsium occidentale var. coulteri R. G. Swinney 2010-6-8 13188 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  IRVC26282  Cirsium occidentale var. occidentale Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2912 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  UC127562  Cirsium occidentale var. venustum H. M. Hall 7399 Los Angeles Elizabeth Lake Comment
  CDA7423  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  RSA533477  Cirsium vulgare Timothy S. Ross 1991-4-21 4564 Los Angeles Whittier Hills (Puente Hills, pro parte) Skyline Drive at the head of Turnbull Canyon 354 Comment
  RSA595118  Cistanthe monandra Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8576 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  CAS-BOT-BC223894  Cistus ladanifer Tim Ross; Walter Appleby 1993-5-13 7112 Los Angeles Western San Gabriel Mtns: May Canyon Saddle 1115 Comment
  SEINET10693071  Citrus Heidi H. Schmidt 1999-10-14 Schmidt 3822 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SBBG28057  Clarkia bottae C. L. Hitchcock 1928-5-11 51 Los Angeles mouth of San Dimas Cyn 900 Comment
  SEINET12189210  Clarkia bottae Unknown 1933-1 8469 Los Angeles near Los Angeles Comment
  RSA165708  Clarkia cylindrica subsp. cylindrica Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Liebre Campground, Liebre Mtn. Angeles National Forest. 1646 Comment
  RSA582950  Clarkia cylindrica subsp. cylindrica Tim S. Ross, Steve D. Boyd 1993-5-23 7257 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA306317  Clarkia dudleyana Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1379 Los Angeles Eaton Canyon Park, Altadena. Comment
  UCSB4357  Clarkia dudleyana Nowell, J. 1958-5-16 Los Angeles Mint Canyon; 91/2 mi. from Solemint on HWY 6 Comment
  CAS-BOT-BC172008  Clarkia epilobioides L. R. Abrams 1901-6-4 1706 Los Angeles Los Tunas Canyon, S. Monica Mts. Comment
  UC1211097  Clarkia epilobioides Huron H. Smith 1912-5-17 4966 Los Angeles Eaton's Canyon Mt. Wilson 426 Comment
  JEPS43824  Clarkia epilobioides Frank W. Peirson 1919-5-18 433 Los Angeles hills e Monrovia Canyon; San Gabriel Mountains 457 Comment
  RSA660418  Clarkia epilobioides Orlando Mistretta 1992-5-21 391 Los Angeles Right Star Mine, S of Acton. Comment
  JEPS85779  Clarkia heterandra Roy E. Buck 1988-6-16 960 Los Angeles ca. 2.5 air km. s.e. Hidden Lake (21 air km. n.-n.e. of Castaic, along trail in Shake Canyon just below (n. of) Upper Shake Campground, immed. above confluence of interm...); Shake Canyon 1304 Comment
  CAS-BOT-BC163701  Clarkia purpurea subsp. quadrivulnera Henry J. Thompson 1959-5-24 2019 Los Angeles 0.6 mile east-north-east of peak, Saddle Peak 701 Comment
  CATA725  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs 1991-5-18 1234 Los Angeles Santa Catalina Island: Middle Canyon 268 Comment
  RSA579800  Clarkia purpurea subsp. quadrivulnera Tim S. Ross, Steve D. Boyd 1994-5-24 7861 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  SD90165  Clarkia purpurea subsp. quadrivulnera Benjamin C. Stone May 1952 56 Los Angeles Oak woodland, Blanchard Park, Claremont. Comment
  UCD104939  Clarkia purpurea subsp. quadrivulnera Daryl Koutnik 1978-6-3 510 Los Angeles Mulholland Highway, east of Old Topanga Canyon and across from Calabasas High School. 304 Comment
  POM96829  Clarkia purpurea subsp. quadrivulnera P. A. Munz 1926-5-3 10815 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  SFV21426  Clarkia unguiculata L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1095 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed 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 will drain into La Tuna Canyon. Canyon bottom (the canyon is not as deep as the hills north of 210 Freeway are low Homes are in the northern portion, the southern half gets just a little steeper on the slopes with more water in the creek. 457 Comment
  RSA580450  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd 1994-5-11 7815 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  UC450947  Claytonia parviflora subsp. parviflora Fay A. MacFadden 1931-3-31 47 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA0042239  Claytonia parviflora subsp. parviflora Orlando Mistretta, Mark Elvin 1995-5-10 1689 E Los Angeles San Gabriel Mountains. Bare Mountain Canyon. Head of W. Fork. 1767 Comment
  UCR147788  Claytonia perfoliata Valerie Soza, Et al. 2000-6-28 1040 Los Angeles San Gabriel Mountains, Northwestern extension of Pine Mountain, 0.1 mi east of jct. with Rincon Red Box Road (FSR 2N24.2) and road to Pine Mountain (FSR 2N24A) along fire road 1280 Comment
  UCR4185  Claytonia perfoliata R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns, Pasadena, Arroyo Seco Canyon, along road c. 2.5 miles into the canyon 426 Comment
  RSA0045478  Claytonia perfoliata Jami Liberi 1983-4-16 16 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  RSA0091971  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-17 14125 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA0093119  Claytonia perfoliata subsp. mexicana Richard G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  UC557715  Claytonia perfoliata subsp. mexicana Nell Murbarger Mar 1936 85 Los Angeles San Clemente Island Comment
  RSA527827  Claytonia perfoliata subsp. mexicana Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5286 Los Angeles San Clemente Island. Near-Death Canyon (draining to Mosquito Cove) at ca 960 ft. in the N fork. 293 Comment
  UCR214113  Claytonia perfoliata subsp. perfoliata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37984 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  RSA679883  Claytonia rubra subsp. rubra LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 844 -b Los Angeles East side of Punchbowl Canyon. 1585 Comment
  UCR227605  Claytonia rubra subsp. rubra Orlando Mistretta, Christine Mistretta 2010-5-26 5199 Los Angeles San Gabriel Mountains, Upper Mill Creek Canyon drainage, south of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA0070331  Clematis lasiantha R. G. Swinney 2010-6-8 13179 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream. 494 Comment
  RSA386210  Clematis lasiantha H. de Forest 1929-04 s.n. Los Angeles Topanga Canyon. Comment
  RSA545287  Clematis lasiantha Robert F. Thorne, Carlos Mu - oz 1969-6-17 38030 Los Angeles SAN GABRIEL MTS. - SAN ANTONIO CANYON 1524 Comment
  RSA792835  Clematis lasiantha Justin M. Wood 2009-3-24 382 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  LA52244  Clematis lasiantha Tom O'Donnell; 1953-4-30 Los Angeles SANTA MONICA MOUNTAINS, Big Oak Flats. 457 Comment
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Jun 18 2014
  SEINET13203269 Image available Clematis ligusticifolia R. G. Swinney 2010-1 13819 Los Angeles San Gabriel Mountains: c. 0.6 mles west of Falling Springs aling Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek (Crystal Lake 7.5' Q.) (T3N R9W) 1244 Comment
  UC625048  Clematis ligusticifolia F. R. Fosberg 1931-7-10 S 5367 Los Angeles Santa Catalina Island, Middle Ranch Canyon, Eagle's Nest 180 Comment
  UC75415  Clematis ligusticifolia C. F. Baker 1903-8-2 3458 Los Angeles San Antonio Canyon near Claremont; San Antonio Canyon Comment
  RSA386280  Clematis pauciflora Louis C. Wheeler 1932-5-4 680 Los Angeles San Gabriel Wash 107 Comment
  UCD169439  Clematis pauciflora R. G. Swinney 2009-2-20 10022 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel. 177 Comment
  RSA440782  Cleome isomeris M. A. Salazar 1969-8-16 s.n. Los Angeles Vicinity of Goreman, off State Hwy 99 915 Comment
  RSA65788  Cleomella obtusifolia F. W. Peirson 1933-5-13 10661 Los Angeles 12 miles south of Muroc. Comment
  RSA65781  Cleomella parviflora Mabel Peirson 1932-4-17 9858 Los Angeles Lovejoy Dam, Lovejoy Butte, SW Mojave Desert. Comment
  JEPS14934  Collinsia bartsiifolia var. davidsonii H. M. Hall May 1 1902-May 3 1902 3062 b Los Angeles vicinity of Elizabeth Lake Antelope Valley 1066 Comment
  UC150067  Collinsia heterophylla LeRoy Abrams 1902-7-1 2613 Los Angeles Little Santa Anita Canyon Comment
  OBI60241  Collinsia heterophylla John Liu 1994-4-22 3 Los Angeles Santa Monica Mts, Calabassas, 1.0 mi on Stunt Rd from jct with Mulholland hwy 300 Comment
  RSA291702  Colutea arborescens C. W. Tilforth 1981-12-10 2193 Los Angeles Along old road from Chantry Flat to East fork Santa Anita Rier Comment
  SEINET6196132  Comarostaphylis diversifolia var. planifolia G. Wallace 1975-3-22 1404 Los Angeles Santa Catalina Island; WNW of Mt. Orizaba, NNE of Mt. Banning, in canyon that is a branch of Cottonwood Canyon. 287 Comment
  CDA29532  Conium maculatum Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UCR205063  Conium maculatum R. G. Swinney 2008-4-4 8609 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCSC000505  Conium maculatum L. Crutcher 1933-6-21 s.n. Los Angeles low waste place, Seventh St. Bridge Seventh St. Bridge - Long Beach Comment
  UCR150924  Convolvulus arvensis Valerie Soza, Kent Hughes 1999-6-4 472 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 366 Comment
  UC74041  Conyza canadensis Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  POM355864  Conyza coulteri Anstruther Davidson 1901-09 s.n. Los Angeles Buena Park Comment
  UCR190790  Conyza floribunda R. G. Swinney 2001-4-17 7872 Los Angeles San Gabriel Mtns., Glendora, Morgan Canyon debris basin 351 Comment
  LA97399  Cordylanthus rigidus subsp. setiger Kei Nakai; 1976-7-7 TCSP 2 21 76 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon State Park, ca 0.5 mi due N from the windmill. Comment
  RSA412288  Cordylanthus rigidus subsp. setiger Robert Gustafson 1983-7-12 2773 Los Angeles along Santa Maria Ranch Road, off Topanga Canyon Road. Comment
  RSA82051  Cordylanthus rigidus subsp. setiger F. W. Peirson 1918-8-6 255 Los Angeles Mt. Wilson Toll Road 869 Comment
  CAS-BOT-BC287749  Coreopsis bigelovii W. R. Dudley; F. H. Lamb 1896-6-6 4336 Los Angeles Edge of Antelope Valley near Fairmont, Liebre Mts Comment
  NY42932  Coreopsis bigelovii J. B. Walker 1995-3-30 1299 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 10km S of Hwy 138 1300 Comment
  RSA771767  Coreopsis bigelovii R. G. Swinney 2009-5-20 10811 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UC535535  Coreopsis bigelovii Ira W. Clokey, B. Templeton Mar 1929 4520 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 350 Comment
  CAS-BOT-BC287861  Coreopsis californica Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles E end Antelope Valley Comment
  POM356017  Coreopsis calliopsidea P. A. Munz 1931-3-28 2574 Los Angeles Near Palmdale. Comment
  RSA188168  Coreopsis gigantea R. F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA3612  Coreopsis gigantea C. B. Wolf 1932-5-14 3631 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  UCR126703  Coreopsis tinctoria A. C. Sanders, Mark Elvin 2003-8-7 27182 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  CAS-BOT-BC105686  Corethrogyne filaginifolia Timothy S. Ross; Steve Boyd 1994-9-21 8283 Los Angeles Liebre Mountain - vicinity of West Summit (contrued as knoll ca 85 m S of intersection of sections 3,4,9,10). 1708 Comment
  RSA455853  Corethrogyne filaginifolia Anonymous 1924-1 s.n. Los Angeles Crescenta. Comment
  RSA609114  Corethrogyne filaginifolia L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Santa Clara Divide Road, SW Bear Creek Saddle. 914 Comment
  UC277037  Corethrogyne filaginifolia M. L. Canby 1925-11-28 12 Los Angeles n side Newhall Pass; n side Newhall Pass Comment
  PASA1808  Corethrogyne filaginifolia var. bernardina Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA608441  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1932-10-7 1426 Los Angeles Eagle Rock. 228 Comment
  SBBG105564  Cornus glabrata T. Ross, S. Boyd 1994-6-23 8076 Los Angeles "Dogwood Spring", seepy area situated in northeasterly draw draining from Grass Mtn to upper Burns Cyn 1264 Comment
  UCR189857  Cornus sericea R. G. Swinney 1998-7-10 6413 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  RSA579283  Cortaderia selloana Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7424 -A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; San Pedro 7.5' USGS quadrangle., Near 33?44'22''N 118?20'45''W 177 Comment
  UCD112971  Cotoneaster pannosus Robert F. Thorne 1971-3-18 41491 Los Angeles San Gabriel Mts.; Cobal Canyon; c. 3 mi N of Claremont. 502 Comment
  SFV20844  Cotula australis L. Gross 2003-2-22 732 Los Angeles Verdugo Mountains South side of Verdugo Mountains a short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetary and north of debris basin. East side of a dirt road that ends a little north of the cemetary. 287 Comment
  UCR275336  Cotula coronopifolia Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  RSA763024  Crassula connata R. G. Swinney 2009-3-13 10109 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  RSA592203  Crassula tillaea L. C. Wheeler 1967-4-23 9193 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. Comment
  CATA2930  Crocanthemum greenei Amy Catalano 2015-6-15 006 Los Angeles Santa Catalina Island: Ridge between Grand and Silver Canyon about 75 yards down slope from ridge towards Grand Canyon; between two oak groves 353 Comment
  SD28083  Crocanthemum scoparium var. vulgare Carl B. Wolf 1932-5-13 3625 Los Angeles Santa Catalina Island; 3.5 miles from Avalon on way to Isthmus. 365 Comment
  CAS-BOT-BC175831  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Santa Catalina Island: above Whites Landing on Airport Road 426 Comment
  RSA188199  Crossosoma californicum R. F. Thorne 1965-6-22 34885 Los Angeles Santa Catalina Island. Canyon W of East Peak 396 Comment
  SBBG21942  Crossosoma californicum R. F. Thorne with P. C. Everett 1964-2-6 Los Angeles above Fourth of July Cove 30 Comment
  SBBG78118  Crossosoma californicum M. E. Jones 1928-5-29 Los Angeles isthmus Comment
  RSA394832B  Croton californicus D. Koutnik 1978-4-28 419 Los Angeles Point Dume near Zuma Beach. 46 Comment
  SEINET7063472  Croton californicus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  UC917889  Croton californicus Frank W. Gould 1944-3-26 2180 Los Angeles near Walteria; Palos Verdes Hills Comment
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May 24 2013
  RSA715305  Crypsis schoenoides Anuja Parikh, Nathan Gale 2005-7-1 2121 Los Angeles Newhall Ranch, upper Potrero Canyon, S of Santa Clara River ca. 2 mi. E of the Ventura Co. line, study area 18. 366 Comment
  UCR266371  Cryptantha D. E. Bramlet, Allison D. Rudalevige 2009-4-30 4382 Los Angeles Transverse Range; San Gabriel Mtns., lower Big Tujunga Creek Wash, NE of Foothill Blvd. 375 Comment
  UCR282038  Cryptantha barbigera var. barbigera R. G. Swinney 2014-4-24 16203 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  RSA188329  Cryptantha clevelandii R. F. Thorne, M. Z. Thorne 1966-5-31 36422 Los Angeles Santa Catalina Island: along bare rocky ridge running S from Orizabe Mt. 579 Comment
  RSA646092  Cryptantha echinella Orlando Mistretta 1993-6-2 858 Los Angeles San Gabriel Mountains: Near Vincent Gap, south slope of Vincent Gulch. 2084 Comment
  LA209957  Cryptantha intermedia Henry J. Thompson; 1960-5-14 3062 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi E of peak 701 Comment
  UC450111  Cryptantha intermedia Ernest Braunton Mar 1903 837 Los Angeles Playa del Rey 76 Comment
  UC78690  Cryptantha intermedia T. S. Brandegee 1890-5-16 Los Angeles Santa Catalina Island Comment
  UCR255789  Cryptantha intermedia R. G. Swinney 2010-3-10 11824 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  UCR270963  Cryptantha intermedia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14322 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
  UCR47527  Cryptantha intermedia R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  SBBG98530  Cryptantha intermedia T. Ross 1991-5-21 5432 Los Angeles upper Box Cyn above area where cyn bottom is 1175 ft 396 Comment
  RSA679951  Cryptantha micrantha LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 869 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA775520  Cryptantha micrantha Orlando Mistretta, Christine Mistretta 2010-5-22 5181 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  UCR200216  Cryptantha microstachys Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 880 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  SEINET269237  Cryptantha muricata Scott D. White, Chet McGaugh 1995-5-16 3067 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  SEINET4044556  Cryptantha muricata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UC306199  Cryptantha muricata D. L. Crawford 1916-3-1 Los Angeles above Claremont 914 Comment
  RSA0103797  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15112 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  SEINET238790  Cryptantha nevadensis A. C. Sanders, D. Malueg; K. D. Jones 1998-6-22 22000 Los Angeles San Gabriel Mountains: Soledad pass area at north foor ca. 5 miles southwest of Palmdale along SCE Mesa-Vincent power 1000 Comment
  RSA756180  Cryptantha nevadensis var. rigida Orlando Mistretta 2008-4-3 2267 -a Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  RSA774257  Cryptantha oxygona R. G. Swinney 2009-4-28 10544 Los Angeles summit of Mt. Emma 1585 Comment
  RSA80745  Cryptantha oxygona F. W. Peirson 1921-6-15 2463 Los Angeles Trail from Pine Flats to Chilao 1677 Comment
  UC1178543  Cryptantha pterocarya Peter Kamb 1948-5-6 933 Los Angeles above Little Rock (foothills of San Gabriel Mts.); San Gabriel Mts. 975 Comment
  RSA549512  Cryptantha simulans T. S. Ross, Steve D. Boyd 1990-6-18 3466 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  IRVC26183  Cucurbita foetidissima A. C. Sanders 2003-6-19 26982 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  LA212016  Cuscuta californica Duncan Bell; Caitlin Elam 2013-6-24 5239 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; East Fork of the San Gabriel River between Allison Gulch and Rattlesnake Canyon. 740.0 Comment
  UCR255472  Cuscuta californica Dan S. Cooper 2014-6-26 614- 30 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  RSA303601  Cuscuta californica J. R. Shevock 1970-5-8 193 Los Angeles Mendenhall Ridge 457 Comment
  UCD169995  Cuscuta californica var. californica Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains. Ridge at head of South Fork Alder Gulch. 2133 Comment
  RSA190906B  Cuscuta occidentalis R. F. Thorne 1967-5-18 36869 Los Angeles Santa Catalina Island, near Wild Boar Gully (Cercocarpus Arroyo) 229 Comment
  UCR124252  Cuscuta pentagona L. C. Wheeler 1965-10-6 s.n. Los Angeles Devil's Gate Dam: Pasadena Comment
  RSA409718  Cuscuta subinclusa George Price 1967-5-20 s.n. Los Angeles Whittier narrows Comment
  RSA404472  Cycladenia humilis var. venusta F. R. Fosberg, J. Ewan 1931-8-12 795 Los Angeles Islip-Williamson divide between Bear & Big Rock Creeks 2150 Comment
  UCR25127  Cyclospermum leptophyllum John C. Roos 1951-8-1 5079 Los Angeles Los Angeles, [near Westwood Village] Overland Ave. near Santa Monica Blvd. 61 Comment
  UCR252052  Cyclospermum leptophyllum Dan S. Cooper 2013-4-22 413- 59 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. 235 Comment
  UC1131377  Cynodon dactylon Jerome S. Horton 1937-9-21 495 Los Angeles near dam Dalton Canyon (<Dam Keeper's old house>); Pomona Quad., Dalton Canyon near Dam Comment
  UCR108381  Cyperus difformis L. C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.25 mile below forks along the hwy on W side Comment
  RSA669345  Cyperus eragrostis LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 549 -b Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  UCR259359  Cyperus eragrostis R. G. Swinney 2010-4-20 12291 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CAS-BOT-BC114413  Cyperus erythrorhizos Grace Cole Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas Comment
  CHSC92808  Cyperus involucratus John Dittes 2006-1-2 1309 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland Blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; at edge of Big Tujunga Creek. 393 Comment
  CAS-BOT-BC113867  Cyperus niger var. capitatus H. E. Hasse 1907-7-15 s.n. Los Angeles Cienega. Comment
  CATA1506  Cyperus odoratus Mark L. Hoefs, Steven A. Junak 1996-7-9 2719 Los Angeles Santa Catalina Island: By Middle Ranch Reservoir, Middle Canyon 201 Comment
  RSA92096  Cyperus rotundus F. W. Peirson 1922-8-1 3265 Los Angeles High school (later Junior College) grounds of Colorado St., Pasadena, California Comment
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Oct 7 2010
  RSA620042  Datisca glomerata LeRoy Gross 1998-11-1 94 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  SBBG31347  Datura wrightii R. F. Thorne with P. C. Everett 1965-6-22 34929 Los Angeles S of Avalon Golf Course in Avalon Cyn 91 Comment
  RSA648206  Datura wrightii Dan Milojevich 1981-5-15 41 Los Angeles 40 N. of Avocado orchard near Bld. 8, Cal Poly. Comment
  RSA0030880  Daucus pusillus Louis C. Wheeler 1934-4-27 2571 Los Angeles Marshall Creek, San Gabriel Mts. 487 Comment
  CAS-BOT-BC130928  Deinandra clementina Reid Moran 1958-9-15 6837 Los Angeles Wilsons Cove, San Clemente Island 50 Comment
  SD107920  Deinandra clementina Larry DeBuhr 1977-4-16 2563 Los Angeles Santa Catalina Island; coastal bluffs around Little and Shark Harbours. Comment
  SD92005  Deinandra clementina Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22693 Los Angeles San Clemente Island, on cliff in Iwo Jima Gulch, a tributary of China Canyon 170 Comment
  CAS-BOT-BC294072  Deinandra kelloggii David D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 mi. N. of Orange County line Comment
  RSA0034562  Delphinium cardinale Lyman Benson 1945-6-30 11833 Los Angeles Claremont. 351 Comment
  UCR87350  Delphinium parryi R. G. Swinney 1994-4-7 2840 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail 610 Comment
  RSA398706  Delphinium parryi R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UC56424  Delphinium parryi subsp. maritimum E. Braunton March 1903 858 Los Angeles Playa del Rey Comment
  POM306226  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1937-3-21 s.n. Los Angeles Altadena. Comment
  UC284818  Delphinium patens subsp. hepaticoideum P. A. Munz 1923-5-26 6846 Los Angeles shaded slopes San Gabriel Mts., Vincent Gulch 2011 Comment
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Sep 14 2008
  UCD96563  Delphinium patens subsp. hepaticoideum Daryl Koutnik 1978-4-21 401 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  UCSB1968  Delphinium patens subsp. hepaticoideum Wedberg, Lee 1954-4-10 Los Angeles Upper Arroyo Seco Canyon 914 Comment
  UCR185166  Delphinium patens subsp. montanum Naomi Fraga, Sarah M. Siedschlag 2006-5-17 1678 Los Angeles San Gabriel Mountains, Indian Canyon Road, 4N37 Comment
  RSA783867  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 E Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  CAS-BOT-BC82815  Dendromecon harfordii Reid Moran 1949-2-7 3150 Los Angeles Johnsons Cove, Catalina Island. Comment
  CAS-BOT-BC82902  Dendromecon rigida Le Roy Abrams; E. A. McGregor 1908-6-20 401 Los Angeles Liebre Mountains. Between Oakgrove Canyon and Elizabeth Lake. Comment
  CAS-BOT-BC82906  Dendromecon rigida Timothy S. Ross; Steve Boyd 1994-5-25 7930 Los Angeles Liebre Mountains. Necktie Basin. Hanging basin ca. 470-830 meters west of Warm Springs Mountain summit. 1075 Comment
  LA82464  Dendromecon rigida O. H. Kappler; 1941-3-26 152 Los Angeles 609 Comment
  SBBG70126  Dendromecon rigida R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  SFV12019  Dendromecon rigida D. L. Koutnik, B. Holguin 1978-4-1 225 Los Angeles Antelope Valley side of road from Lake Hughes to Fairmont Reservoir. 1067 Comment
  UCSB18396  Dendromecon rigida Gerhart, Janet 1963-4-13 Los Angeles West Fork Road, 4 miles from intersection of U.S. Highway 2 and Mt. Wilson Road at Red Box 1036 Comment
  UCR210115  Deschampsia elongata R. G. Swinney 2008-7-24 9349 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  POM369559  Descurainia obtusa subsp. adenophora Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  SBBG20506  Descurainia pinnata M. A. Piehl 1963-12-8 631080 Los Angeles Cave Cyn, near its mouth 12 Comment
  UCSB2442  Descurainia pinnata Kraebel, C. 1928-1 Los Angeles Ridge Route Burn Comment
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Dec 21 2014
  CAS-BOT-BC43175  Descurainia pinnata subsp. brachycarpa Philip A. Munz 1928-3-7 11062 Los Angeles Claremont. Comment
  SFV6291  Descurainia sophia M. H. Grayum, B. Hannum 1974-6-1 s. n. Los Angeles Santa Susana Mountains Along main ridge road on north side of Oat Mountain. 1052 Comment
  JEPS64192  Dichelostemma capitatum Frank W. Peirson 1918-5-21 7 Los Angeles Arroyo Seco San Gabriel Mts. Comment
  UCR101680  Dichelostemma capitatum B. G. Pitzer 1998-5-23 3752 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SDSU11587  Dichelostemma capitatum Gerald Collier 1951-3-9 M 90 Los Angeles Faculty Hill; 1/4 mile from UCLA campus on a dry grassy slope. West of Campus. Comment
  SD21220  Dichelostemma capitatum subsp. capitatum Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  SD86315  Dichelostemma capitatum subsp. capitatum R Mitchel Beauchamp, M. Douglas 1972-3-24 3211 Los Angeles In open area at turnoff for Lamar and Darter Stations, San Clemente Island. 60 Comment
  UCR197204  Dichelostemma capitatum subsp. capitatum Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 701 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. South southwest of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  POM169658  Dichelostemma capitatum subsp. capitatum Minnie Reed 1896-4-2 s.n. Los Angeles Pomona. Comment
  RSA527775  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4340 Los Angeles San Clemente Island. E side of island, near Malo Point, second Cyn S of Bryce Cyn. Comment
  RSA607608  Digitaria ischaemum L. C. Wheeler 1966-10-27 9093 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  CAS-BOT-BC152894  Diplacus brevipes Reid Moran 1941-5-17 860 Los Angeles On north side of Pico Canyon, north of San Fernando Comment
  RSA0115973  Diplotaxis muralis Geo L. Moxley 1917-3-1 527 Los Angeles W 57th street near Budlong, in Parkway between sidewalk and curb Comment
  CAS-BOT-BC195614  Distichlis spicata Peter H. Raven; Henry J. Thompson 1959-9-6 14364 A Los Angeles At mouth of Malibu Creek 1 Comment
  RSA461494  Dodecatheon clevelandii Martha Hilend 1928-3-4 56 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  UCR182560  Dodecatheon clevelandii Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  RSA461345  Dodecatheon clevelandii Ora M. Clark 1929-3-29 1797 Los Angeles East of Sandberg. Comment
  RSA172261  Dodecatheon clevelandii subsp. clevelandii Robert F. Thorne, James Henrickson 1963-5-5 32279 Los Angeles Near mouth of Cobal Canyon, foothills of San Gabriel Mountains, ca. 4 miles N of Claremont 518 Comment
  RSA250671  Dodecatheon clevelandii subsp. clevelandii Robert F. Thorne 1971-4-2 41425 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  RSA600919  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  RSA600216  Draba verna Steve Boyd, Lauren Raz 1997-5-29 9901 Los Angeles Liebre Mountains region: North base of Liebre Mountain in the San Andreas Rift Zone, at the point where Cow Spring drainage crosses Pine Canyon Road., Near 34 deg 44' 10.8''N 118 deg 38' 44.3''W. 1158 Comment
  SD122690  Drosanthemum floribundum James C. Dice, W. E. Tippets 1988-4-7 849 Los Angeles Loe Carrillo State Beach, Sequit Point, at edge of bluff above beach 10 Comment
  RSA729425  Drymocallis lactea var. lactea R. G. Swinney 1998-7-14 6430 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  LA1758  Dryopteris arguta Monte Lloyd; 1950-7-23 500723 p1230 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 30 Comment
  RSA693733  Dryopteris arguta M. B. Dunkle 1933-6-17 3601 Los Angeles San Antonio River Canyon. 915 Comment
  UC150399  Dryopteris arguta C. F. Baker 1904-4-22 4168 Los Angeles Monrovia Comment
  RSA649984  Dryopteris arguta Glen Johnson 1949-5-3 s.n. Los Angeles Crystal Lake 1828 Comment
  LA104993  Dudleya cymosa subsp. ovatifolia Peter H. Raven; David Verity 1960-5-7 15346 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  SBBG125334  Dudleya cymosa subsp. pumila A. Parikh, N. Gale 2010-6-29 3377 Los Angeles W Fork San Gabriel River, 03.6 km E of Cogswell Dam, just S of Devil's Cyn Dam Truck Trail 620 Comment
  UCSB2528  Dudleya farinosa Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon; 2 mi. from Hwy. 101 Comment
  CAS-BOT-BC428404  Dudleya lanceolata Reid Moran 1941-5-17 866 Los Angeles Floor of San Fernando Valley East of San Fernando 325 Comment
  SEINET4558813  Dysphania botrys G. B. Grant 1902-1 246 Los Angeles Pasadena Lisson loleal Comment
  RSA127812  Echinochloa colona P. H. Raven, H. J. Thompson 1959-9-18 14445 Los Angeles University of California, West Los Angeles. Santa Monica Mountains 130 Comment
  RSA582040  Echinochloa colona L. C. Wheeler 1931-9-11 137 Los Angeles 2 miles NE La Verne. 381 Comment
  IRVC28764  Echinochloa colona A. C. Sanders, Mark Elvin 2002-8-7 25556 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  CAS-BOT-BC197141  Echinochloa crus-galli Louis C. Wheeler 1933-12-24 2341 Los Angeles San Dimas Canyon Dam, San Gabriel Mts Comment
  RSA608228  Echinochloa crus-galli L. C. Wheeler 1946-9-1 6330 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 0.1 - 0.2 mile westerly from confluence with North Fork. Comment
  UCR261552  Eclipta prostrata R. G. Swinney 2010-6-29 13377 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA374950  Ehrharta erecta S. Granger 1985-8-7 LASCA- 820 Los Angeles LASCA Arcadia. Comment
  UCR91215  Ehrharta erecta Scott D. White 1996-3-18 3840 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  UCR97806  Ehrharta erecta Scott D. White 1997-3-12 4734 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SD197604  Eleocharis macrostachya R. G. Swinney 2008-4-30 8697 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  CAS-BOT-BC112850  Eleocharis macrostachya Joseph Cook (Rev.) Nevin 1904-5-1 s.n. Los Angeles Los Angeles River Comment
  CAS-BOT-BC113166  Eleocharis palustris Adolph Daniel Edward Elmer 1903-7-1 4767 Los Angeles San Pedro Comment
  RSA0047334  Eleocharis palustris Orlando Mistretta 1996-4-23 1960 Los Angeles Monrovia Peak. Comment
  RSA610732  Eleocharis parishii L. C. Wheeler 1932-9-20 1405 Los Angeles Los Angeles R. [river] at Los Feliz Boulevard. Alt. 400 ft. 122 Comment
  RSA729410  Eleocharis parishii R. G. Swinney 1999-6-21 7363 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA750459  Eleocharis parishii R. G. Swinney 2005-7-21 8335 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR274120  Elymus condensatus Steven A. Junak 2000-7-1 SCa- 1373 Los Angeles California Islands, Santa Catalina Island, Cape Canyon Comment
  UCR38879  Elymus condensatus B. A. Prigge 1985-6-14 6423 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail below Murphy Ranch Site 598 Comment
  UCR94447  Elymus elymoides R. G. Swinney 1996-5-27 4729 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  RSA0094556  Elymus elymoides subsp. elymoides Richard G. Swinney 2011-6-6 15009 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA756960  Elymus elymoides subsp. elymoides Orlando Mistretta, Christine Mistretta 2008-4-14 2451 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UC1714548  Elymus elymoides subsp. elymoides I. M. Johnston 1917-8-23 1635 Los Angeles Pine Mt. Ridge San Antonio Mountains 2499 Comment
  RSA0083012  Elymus glaucus R. G. Swinney 2010-9-7 13730 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA594546  Elymus glaucus F. R. Fosberg, Joseph A. Ewan 1931-8-13 798 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  RSA226225  Elymus glaucus subsp. glaucus Gary D. Cromwell, David W. Wheat 1971-5-14 654 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest, two miles NE of Glendora 396 Comment
  RSA748493  Elymus glaucus subsp. jepsonii Orlando Mistretta 1992-7-9 650 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA401551  Emmenanthe penduliflora Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 200 Comment
  SD38512  Emmenanthe penduliflora Edith A. Purer 1931-5-8 2063 A Los Angeles Griffith Park Comment
  CATA712  Emmenanthe penduliflora var. penduliflora Mark L. Hoefs 1991-5-3 1212 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  RSA781010  Encelia actoni R. G. Swinney 2009-5-13 10769 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  RSA659123  Encelia farinosa LeRoy Gross 2001-3-16 342 Los Angeles Los Angeles Basin: Verdugo Mountains region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. 701 Comment
  CAS-BOT-BC126752  Ephedra nevadensis Steven R. Hill; Kate Kramer 2001-4-22 33366 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 miles west of California Route 14, 0.9 mile west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek 853 Comment
  RSA774083  Epilobium brachycarpum R. G. Swinney 2009-7-22 11363 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UC1122329  Epilobium canum subsp. canum Jerome S. Horton 1936-9-22 412 Los Angeles Bell Canyon Dam No. 2 Pomona Quadrangle, San Dimas Experimental Forest 762 Comment
  RSA0057887  Epilobium canum subsp. latifolium Richard G. Swinney 2010-9-7 13699 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA0116117  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-13 15785 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  RSA733762  Epilobium canum subsp. latifolium R. G. Swinney 2000-6-19 7824 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UC1584052  Epilobium canum subsp. latifolium Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4055 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy; w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1463 Comment
  UC284767  Epilobium canum subsp. latifolium P. A. Munz 1923-8-31 7690 Los Angeles ridge s Swartout Valley; San Antonio Mts. 2499 Comment
  UCR277412  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-13 15785 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  RSA600733  Epilobium glaberrimum subsp. glaberrimum Louis C. Wheeler 1954-9-1 7081 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  RSA729557  Epilobium glaberrimum subsp. glaberrimum R. G. Swinney, D. W. Larson 1999-7-21 7561 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, 200m below Fern Dam #1, NE Browns Flat. 1341 Comment
  CAS-BOT-BC57902  Equisetum arvense Louis C. Wheeler 1933-7-7 1919 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA84282B  Equisetum hyemale var. affine F. W. Peirson 1920-4-25 8450 B Los Angeles Arroyo Seco, Pasadena 411 Comment
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Jan 4 2014
  RSA684663  Equisetum hyemale var. affine Joseph A. Ewan 1928-08 299 Los Angeles Nichols Canyon 366 Comment
  POM18108  Equisetum laevigatum P. A. Munz 1923-5-25 6815 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  JEPS60118  Equisetum telmateia subsp. braunii Louis C. Wheeler 1933-10-7 2164 Los Angeles Liveoak Canyon; San Gabriel Mts. Comment
  RSA574273  Eragrostis mexicana subsp. virescens Timothy S. Ross 1993-6-26 7374 Los Angeles San Antonio Canyon; ca 900 m N of hogback 1197 Comment
  UCD33019  Eragrostis mexicana subsp. virescens Beecher Crampton 1965-10-27 7589 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  RSA732721  Eremalche exilis A. C. Sanders, Tricis Wotipka, Mark A. Elvin 2003-4-28 26140 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UC440456  Eremalche exilis Carl Epling, Lincoln Ellison, and Harvey Anderson 1930-4-17 8 Los Angeles Lancaster Mohave Desert, Lancaster Comment
  SEINET3164604  Eremocarpus setiger G. B. Grant 1904-9-1 445 Los Angeles from Pasadena Comment
  CAS-BOT-BC162973  Eremothera boothii subsp. decorticans A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek, Mojave Desert Comment
  CHSC3693  Eriastrum Mary Mac Arthur 1966-5-12 14 Los Angeles Low Rafael Hills-Glendale College. Comment
  RSA0104856  Eriastrum densifolium subsp. austromontanum T. S. Ross 1992-7-17 6720 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  RSA0105894  Eriastrum densifolium subsp. austromontanum Thos. Craig 1927-6-19 462 Los Angeles Soledad Canon [canyon] Road near junction with Mint Canyon Road. Comment
  SEINET14591787  Eriastrum luteum K. Brandegee 1910-1 135 Los Angeles Ravenna. 750 Comment
  SD259002  Eriastrum rosamondense Sarah J. De Groot 2005-5-19 4976 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 701 Comment
  UC1870249  Eriastrum sapphirinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1093 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  CAS-BOT-BC514996  Eriastrum sapphirinum subsp. dasyanthum Louis C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Hills 533 Comment
  RSA0081797  Ericameria cooperi R. G. Swinney 2010-5-12 12767 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR177465  Ericameria cooperi LeRoy Gross 2005-5-3 2230 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
  POM359338  Ericameria cuneata var. cuneata L. E. Hoffman 1927-07 s.n. Los Angeles Clear Creek, Angeles Nat'l Forest. Comment
  RSA737076  Ericameria cuneata var. cuneata Scott D. White, Justin M. Wood 2008-10-7 12557 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA792022  Ericameria cuneata var. cuneata Jane Tirrell, Graham Bothwell 2012-9-14 LS 0174 Los Angeles Approx. 300 meters southest of California State Route 2 in rocky outcrop above Big Rock Creek drainage, about 1.5 mi west of Dawson Saddle. 2395 Comment
  RSA127988  Ericameria ericoides var. ericoides H. J. Thompson 1958-10-23 1819 Los Angeles Point Dume. 30 Comment
  SD72261  Ericameria linearifolia Jeannette L. Huber 1969-5-25 975 Los Angeles Chilao, 1 mile north of Chilao Fire Station. 1525 Comment
  UCR177466  Ericameria linearifolia LeRoy Gross 2005-5-3 2245 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
  SEINET13203275 Image available Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-1 15864 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  UCR179972  Erigeron breweri R. G. Swinney 1996-8-7 5216 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  JEPS41516  Erigeron breweri var. bisanctus C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon 914 Comment
  RSA638817  Erigeron breweri var. covillei Valerie L. Soza, Laura Moore 1999-6-30 585 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  UCR209898  Erigeron foliosus R. G. Swinney 2008-7-24 9280 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  CAS-BOT-BC296185  Erigeron foliosus var. foliosus Alice Eastwood 1906-5-27 8 Los Angeles Garvanza Comment
  POM357457  Erigeron foliosus var. foliosus Samuel R. Tyson 1943-7-7 s.n. Los Angeles Below Johnstone Peak, San Gabriel Mountains. 488 Comment
  UC1584723  Erigeron foliosus var. foliosus Tim Ross and Annette Ross 1991-6-3 5526 Los Angeles nw slope of hill Elephant Hill 286 Comment
  RSA600215  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1997-5-28 9900 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SEINET8667305 Image available Erigeron foliosus var. stenophyllus G. B. Grant 412 a Los Angeles Monrovia Comment
  UCR88677  Eriodictyon crassifolium Scott D. White, Chet McGaugh 1995-5-9 2998 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
  RSA0115443  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-6-1 13169 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
  UCR114189  Eriodictyon crassifolium var. nigrescens A. C. Sanders, D. Malueg 1998-6-24 22070 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  CAS-BOT-BC188948  Eriodictyon parryi Victor Duran 1933-7-19 3520 Los Angeles Upper end of Aliso Canyon, San Gabriel Mountains 1533 Comment
  UC483364  Eriodictyon traskiae L. R. Abrams and I. L. Wiggins 1931-7-4 324 Los Angeles White's Landing Channel Islands, Santa Catalina Island (Santa Catalina Island) Comment
  RSA0110752  Eriodictyon traskiae Steven A. Junak 2000-5-19 SCa- 1306 Los Angeles Santa Catalina Island. Along road to White's Landing, 0.1 mi. from intersection with airport road. 408 Comment
  POM3877  Eriodictyon trichocalyx L W Case 1907-6-20 s.n. Los Angeles Claremont. 366 Comment
  RSA649645  Eriodictyon trichocalyx Michael Horn 1991-4-30 15 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
  UCR256458  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2010-9-9 13779 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
  LA205727  Eriodictyon trichocalyx var. trichocalyx Joseph Andorfer Ewan; 1932-6-17 7252 Los Angeles San Gabriel Mountains, ridge W of Barley Flats 1523 Comment
  RSA455057  Eriodictyon trichocalyx var. trichocalyx C. R. Parks 1963-2-16 145 Los Angeles along southern slope on upper Bear Creek Trail just west of Crystal Lake, 12 miles north of Azusa. 1372 Comment
  CAS-BOT-BC255396  Eriogonum R. G. Swinney 2009-7-29 11421 Los Angeles Pacifico Mountain Summit, Pacifico Mountain 7.5' Q., Transverse Range, San Gabriel Mtns. 2171 Comment
  UC729490  Eriogonum baileyi var. baileyi Carl B. Wolf 1932-8-11 4007 Los Angeles 8 mi below on road to Little Rock Big Pines Park; San Gabriel Mts. 1371 Comment
  POM187512  Eriogonum cinereum C. M. Dammers 1933-10-27 s.n. Los Angeles Point Firman. Comment
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May 27 2013
  SEINET6332075  Eriogonum cinereum Noel H. Holmgren, James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu Comment
  UCR91413  Eriogonum cinereum Scott D. White 1995-3-15 2550 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
  RSA763232  Eriogonum cithariforme var. agninum Justin M. Wood 2010-5-10 1570 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA749079  Eriogonum davidsonii R. G. Swinney 2005-8-11 8445 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  UC150054  Eriogonum davidsonii LeRoy Abrams 1902-6-29 2592 Los Angeles Type Station Mt. Wilson Comment
  SDSU6568  Eriogonum elongatum J. E. Fitch 1940-10-26 Los Angeles Claremont. Comment
  CHSC20911  Eriogonum fasciculatum Robert A. Schlising 1971-10-28 3008 Los Angeles Lopez Canyon, north of Pacoima; in wash. Comment
  RSA0039731  Eriogonum fasciculatum Roxanne Smith 1991-5-7 17 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/8 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  UCR273257  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-10-25 15860 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  IRVC26963  Eriogonum fasciculatum var. fasciculatum Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 2998 Los Angeles Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley 290 Comment
  JEPS56983  Eriogonum fasciculatum var. foliolosum Elizabeth Day Palmer 1908-8-15 Los Angeles Los Angeles Comment
  RSA228867  Eriogonum fasciculatum var. foliolosum Robert F. Thorne 1971-6-26 40637 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  UC56931  Eriogonum fasciculatum var. foliolosum E. B. Babcock Nov 1902 Los Angeles near Pomona Comment
  POM48109  Eriogonum fasciculatum var. polifolium I. M. Johnston 1924-8-13 s.n. Los Angeles San Gabriel Mountains: Head of Evey Canyon, near 'P' 1296 Comment
  RSA532644  Eriogonum fasciculatum var. polifolium Tim S. Ross 1991-8-14 5757 Los Angeles Roundtop Mountain. 1878 Comment
  RSA656775  Eriogonum fasciculatum var. polifolium Valerie L. Soza, S. D. Boyd, Leland Lubinsky 2000-6-29 1045 Los Angeles Liebre Mountains: Junction of Old Ridge Route (FS Road 8N04) and road to summit of Liebre Mountain (FS Road 7N23). 1197 Comment
  RSA0124089  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1967-7-20 10120 Los Angeles Aliso Canyon. 1067 Comment
  UC729549  Eriogonum giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles above Amphitheatre; Santa Catalina Island, Avalon 60 Comment
  CAS-BOT-BC27337  Eriogonum giganteum var. formosum Townsend Stith Brandegee 1894-8-25 s.n. Los Angeles San Clemente Island Comment
  SBBG12770  Eriogonum giganteum var. giganteum E. R. Blakley 1962-10-3 5375 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  JEPS97054  Eriogonum gracile Ralph Hoffmann 1927-8-31 Los Angeles Oaks Garage; Mint Canyon Comment
  POM2333  Eriogonum gracile var. gracile L. R. Abrams 1901-09 s.n. Los Angeles Ballona Harbor. Comment
  RSA567258  Eriogonum gracile var. gracile Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3869 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UC1537289  Eriogonum gracillimum Gordon H. True Jr. 1935-4-19 268 Los Angeles Lovejoy Butte 853 Comment
  SD107864  Eriogonum grande var. grande Glen A. Gorelick 1978-7-17 Los Angeles Santa Catalins Island, Little Fisherman's Cove campground, Isthmus Comment
  CAS-BOT-BC268782  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles Near Lancaster Comment
  LA206952  Eriogonum nudum var. pauciflorum H. Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  CAS-BOT-BC257759  Eriogonum parvifolium Henry J. Thompson 1958-10-23 1815 Los Angeles Santa Monica Mountains. Point Dume 30 Comment
  UCR45041  Eriogonum parvifolium A. C. Sanders 1986-7-30 6826 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
  SBBG88091  Eriogonum plumatella S. Myers 1988-6-29 Los Angeles Big Rock Crk wash, 2.5 mi E of Pearblossom Comment
  UCR138846  Eriogonum pusillum 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
  UCR281393  Eriogonum pusillum R. G. Swinney 2014-4-24 16219 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  SD22464  Eriogonum spergulinum var. reddingianum Susan G. Stokes 1910-8-29 Los Angeles Old Baldy Comment
  JEPS97020  Eriogonum thurberi unknown 1928-7-7 Los Angeles 3 mi W of Castiac Comment
  SEINET3816784 Image available Eriogonum umbellatum var. minus Joseph Andorfer Ewan 1934-8-6 8353 Los Angeles San Gabriel Mts., Mount Baldy 2743 Comment
  UCR190423  Eriogonum umbellatum var. minus R. G. Swinney, Cody Clarke 2001-6-20 8009 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  SD215620  Eriogonum viridescens Timothy S. Ross, Steve Boyd 1990-6-18 3502 Los Angeles Ball Flat; heavily disturbed site currently used for refuse disposal. 1743 Comment
  UCR209273  Eriogonum wrightii R. G. Swinney 2008-10-7 9482 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA759010  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-8 9539 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  LA32285  Eriogonum wrightii var. membranaceum Peter H. Raven; Henry J. Thompson 1958-10-11 13763 Los Angeles 746 Comment
  RSA703161  Eriogonum wrightii var. subscaposum Scott D. White 2004-8-11 10699 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CAS-BOT-BC297971  Eriophyllum confertiflorum Geo. B. Grant 1902-5-1 446 Los Angeles Los Angeles Comment
  POM357922  Eriophyllum confertiflorum F. R. Fosberg 1931-3-26 s 4397 Los Angeles Sea Bluffs W of Hamilton Canyon, Santa Catalina Island 40 Comment
  RSA658306  Eriophyllum confertiflorum D. Roche 1998-5-26 25 Los Angeles Mt. Baldy Road 1.3 miles from the intersection of Mills Ave. adn Mt. Baldy Rd. South side of the road. 579 Comment
  UCD132138  Eriophyllum confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  UCR209869  Eriophyllum confertiflorum R. G. Swinney 2008-7-16 9242 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  SFV5274  Eriophyllum confertiflorum W. A. Kelley 1967-6-3 s. n. Los Angeles Santa Monica Mountains Studio City. Along Fire Road #9. Comment
  LA94438  Eriophyllum confertiflorum var. confertiflorum J. A. Ewan; 1933-6-17 10826 Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA547471  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Orlando Mistretta 1992-7-24 6766 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  SBBG61128  Eriophyllum confertiflorum var. confertiflorum V. Duran 1933-7-8 3502 Los Angeles Horse Flats 1676 Comment
  SBBG98659  Eriophyllum confertiflorum var. confertiflorum T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5127 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  SD253386  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-7 15447 Los Angeles San Gabriel Mts.: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon (Chilao Flat 7.5'Q) 1220 Comment
  RSA660479  Eriophyllum confertiflorum var. confertiflorum Steve Teh 1994-5-20 30 Los Angeles Modjeska Grade rd. 1 mile back on fire road. Comment
  CAS-BOT-BC308363  Eriophyllum nevinii T. G. Williamson 1924-8-20 s.n. Los Angeles Catalina Island Comment
  RSA527604  Eriophyllum nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4431 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA6026  Eriophyllum nevinii C. B. Wolf 1932-10-6 4249 Los Angeles Opposite Catalina Yacht Club, Santa Catalina Island 8 Comment
  SEINET7063087  Eriophyllum pringlei A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  RSA0088589  Eriophyllum wallacei R. G. Swinney 2010-5-11 12672 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  UCD103102  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mile upstream from Rosemead Boulevard near El Monte. Comment
  RSA595337  Erodium moschatum Louis C. Wheeler 1967-4-30 9206 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch 366 Comment
  RSA213391  Erodium moschatum M. B. Dunkle, Bonnie C. Templeton 1939-4-6 7306 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA529295  Erodium moschatum Tim S. Ross 1991-4-8 4455 Los Angeles Elephant Hill: western Pomona. 229 Comment
  OBI70655  Eruca vesicaria Louis C. Wheeler 1955-4-12 7124 Los Angeles Chavez Ravine, Los Angeles. Vacant lot at Coronel and Adobe Street Comment
  UCR13490  Eruca vesicaria subsp. sativa O. F. Clarke 1973-6-6 s.n. Los Angeles San Gabriel Valley, Pomona, Gary Ave. near Foothill Blvd. 351 Comment
  CAS-BOT-BC41509  Erysimum asperum Joseph Andorfer Ewan 1932-5-29 7219 Los Angeles San Gabriel Mountains. Mount Gleason. 1737 Comment
  RSA610966  Erysimum capitatum var. capitatum L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  CAS-BOT-BC402733  Eschscholzia caespitosa C. F. Baker 1904-4-22 4180 Los Angeles Monrovia Comment
  RSA433661  Eschscholzia californica Ora M. Clark 1929-3-30 1887 Los Angeles Antelope Valley, Mojave Desert, w. Lancaster Comment
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Apr 10 2012
  RSA655933  Eucalyptus globulus James Henrickson 2000-4-15 20683 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  SD178147  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato 2005-4-26 29711 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. Under shrubs, on north and south-facing slopes. 594 Comment
  SFV2967  Eucrypta chrysanthemifolia K. A. Wilson 1961-3-11 985 Los Angeles San Gabriel Mountains Bouquet Canyon. Small stream gully. 2 miles north of Texas Canyon. 550 Comment
  UCR270519  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-15 12236 Los Angeles San Gabriel Mountains, 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
  SD181558  Euphorbia melanadenia Scott D. White, Pam Devries 2000-5-18 7901 Los Angeles Southern foothills above Irwindale; Fish Creek Canyon from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCD142568  Euphorbia melanadenia Fay A. MacFadden 1931-3-4 s.n. Los Angeles Tuna Canyon. Comment
  UCR1454  Euphorbia melanadenia Richard Bitterolf 1961-4-22 s.n. Los Angeles San Gabriel Mtns., On the Lupin Trail 1/2 mi from Sierra Madre Reservoir in Little Santa Anita Canyon 305 Comment
  RSA602107  Euphorbia peplus Scott D. White 1997-5-7 5063 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA432462  Euphorbia peplus Freda Detmers 1932-5-21 s.n Los Angeles At edge of garden on Vermont Ave. near Griffith park. Comment
  UCR265506  Euphorbia polycarpa Dan S. Cooper 2015-3-18 315- 1 Los Angeles Los Angeles Basin/Western Transverse Range, Eastern Santa Monica Mtns/Hollywood Hills, at Hollywood Bowl 216 Comment
  RSA651897  Euphorbia polycarpa Eleanor McClung 1957-4-15 114 Los Angeles Griffith Park. Comment
  RSA716813  Euphorbia serpillifolia A. C. Sanders 2003-5-22 26829 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
  RSA599460  Euphorbia spathulata Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9479 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA654224  Euphorbia spathulata Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 944 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  CAS-BOT-BC312240  Euthamia occidentalis F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River boogm, near Los Angeles Comment
  SD69465  Extriplex californica Robert F. Thorne 1966-4-5 35858 Los Angeles Santa Catalina Island; along Cottonwood Creek below dam in Cottonwood Canyon. 105 Comment
  SBBG128449  Festuca perennis M. L. Hoefs 1995-5-16 2029 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  SBBG19206  Festuca perennis M. A. Piehl 1963-12-8 631099 Los Angeles W border of airfield loading area 51 Comment
  SD69458  Festuca perennis Robert F. Thorne, P. Everett 1965-6-23 34985 Los Angeles Santa Catalina Island: near Hotel St. Catherine in Descanso Canyon 14 Comment
  CAS-BOT-BC474728  Ficus microcarpa R. E. Riefner, Jr. 2015-7-19 15 -200 Los Angeles City of Carson, E side of 110-Freeway along 190th St. 11 Comment
  RSA533925  Filago arizonica Timothy S. Ross 1991-5-19 5242 Los Angeles San Clemente Island: SE end of island, first un named canyon S of Snake Cactus Canyon (drainage beginning 1420ft due W of Guds). 152 Comment
  CATA19  Foeniculum vulgare USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 5 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  SBBG131981  Foeniculum vulgare S. A. Junak 1990-11-9 SCI 136 Los Angeles immediately below field station, at Camera Pad "Stone" 448 Comment
  OBI70406  Forestiera pubescens David J. Keil 1992-4-24 s.n. Los Angeles Outskirts of Lancaster along Ave 1 700 Comment
  OBI34887  Frankenia salina David J. Keil 1983-8-23 17884 Los Angeles Huntington harbor at Bolsa Chica Ecological Reserve Comment
  CAS-BOT-BC217365  Frasera neglecta Victor Duran 1933-7-8 3501 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  UCR151241  Frasera neglecta L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns, Divide between W Fork Bear Creek and Devils Canyon 1799 Comment
  CAS-BOT-BC217357  Frasera neglecta unspecified 1933-7-8 s.n. Los Angeles Unspecified Comment
  CAS-BOT-BC223416  Fraxinus dipetala Timothy S. Ross 1995-4-26 8387 Los Angeles Liebre Mountains. Liebre Gulch: along Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site) ca 90 feet ESE of its junction with 8N01 in the canyon bottom 996 Comment
  RSA350147  Fraxinus dipetala Wesley O. Griesel 1986-3-6 s.n. Los Angeles Placerita canyon. 518 Comment
  RSA464912  Fraxinus dipetala Fordyce Grinnell Jr. 1917-3-31 s.n. Los Angeles Santa Susana Mts, near Newhall Pass Comment
  RSA602343  Fraxinus dipetala Scott D. White 1997-5-8 5088 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  SBBG58510  Fraxinus dipetala R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SFV6005  Fraxinus dipetala S. Cutler 1972-4-7 s. n. Los Angeles San Gabriel Mountains Tributary of Sand Canyon. 945 Comment
  LA33605  Fraxinus velutina Henry J. Thompson; 1959-3-22 1874 Los Angeles Santa Monica Mountains, Lobo Canyon, 0.25 mi W of Triunfo Canyon Rd, 2.5 mi W of Malibu Lake 213 Comment
  SEINET10766868  Fremontodendron californicum George Yatskievych, Michael D. Windham; Fay, Wei Li 2011-5-12 Yatskievych 11 -15 Los Angeles Along dirt road (Big Rock Creek Road) to South Fork campground, heading S off Big Pines Highway, Angeles National Forest, N side of San Gabriel Mountains. 1254 Comment
  RSA426880  Fremontodendron californicum subsp. californicum Albert J. Perkins 1915-7-26 s.n. Los Angeles Ice House Canon. Mt. San Antonio. Comment
  RSA773511  Fumaria capreolata Fred M. Roberts, Ian Cain 2010-5-3 7297 Los Angeles Los Angeles Basin Region: Whittier Narrows Dam Recreation Area, Hondo Crek, ca. 0.8 km WSW western shore of Legg Lake and about 0.5 km upstream from San Gabriel Blvd. bridge 61 Comment
  LA201722  Galium andrewsii subsp. intermedium Arthur C. Gibson; 2001-5-18 4817 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, along trail. Comment
  RSA674732  Galium angustifolium Scott D. White, Pam De Vries 2000-5-18 7913 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCR155670  Galium angustifolium A. C. Sanders, Helen Kennedy 2005-4-13 29457 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCSB9394  Galium angustifolium McElwain, Isabelle 1953-5-4 Los Angeles 18000 Bull Canyon Rd. Granada Hills Comment
  JEPS7855  Galium angustifolium subsp. angustifolium C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail 914 Comment
  RSA524178  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-6 2869 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  UC888705  Galium angustifolium subsp. angustifolium F. R. Fosberg 1929-4-8 S 2534 Los Angeles Avalon Canyon Santa Catalina Island Comment
  JEPS24233  Galium angustifolium subsp. angustifolium Peter H. Raven 1959-5-3 14079 Los Angeles Mulholland Drive 0.6 mi e Coldwater Canyon; Santa Monica Mountains 365 Comment
  RSA0091534  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-6-14 15131 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UC28169 Image available Galium angustifolium var. pinetorum Dr. A. Davidson 1893-1 Los Angeles Sierra Madre Mts.; ; Sierra Madre Mts., Los Angeles Co. Comment
  POM367751  Galium aparine L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  RSA608524  Galium aparine Willis H. Wheeler 1930-4-12 s.n. Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SBBG19170  Galium aparine M. A. Piehl 1963-12-7 631033 Los Angeles opposite Pyramid Head on SE tip of island 12 Comment
  SBBG39577  Galium aparine P. H. Raven 1962-4-9 17176 Los Angeles above Wilson Cove 60 Comment
  UC416796  Galium catalinense R. L. Pendleton 1909-7-2 1358 Los Angeles road e Avalon; Santa Catalina Island 6 Comment
  RSA678829  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1286 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.7 mile from trailhead out of Chantry Flat area. 747 Comment
  JEPS114016  Galium hallii Timothy S. Ross and Steve Boyd 1994-6-23 8056 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. Comment
  UC1409134  Galium jepsonii R. F. Thorne and L. E. DeBuhr 1972-8-18 42236 Los Angeles along Angeles Crest Hwy c. 1/2 mi e Three Points and Camp Valcrest; San Gabriel Mts., Angeles National Forest 1828 Comment
  UCR85800  Galium jepsonii T. S. Ross, Steve Boyd 1991-7-24 5596 Los Angeles Granite Mtn. vicinity; near intersection of Pacifico Mountain Road and Roundtop Truck Road 1902 Comment
  UCR85813  Galium johnstonii T. S. Ross, Steve Boyd 1991-7-24 5659 A Los Angeles San Gabriel Mtns, Granite Mountain 1951 Comment
  RSA680066  Galvezia speciosa Mark A. Elvin, Michael Wall, Jennifer Stone 1996-8-8 327 Los Angeles San Clemente Island. Lemon Tank Canyon. N side at/in dump. 30' below canyon ridge. Comment
  RSA653670  Gamochaeta pensylvanica A. C. Sanders, D. Malueg 1998-6-22 22012 Los Angeles Pasadena, just north of the I-210 Freeway on E bank of Eaton Wash, north side of Foothill Blvd. where it goes under the 210, under SCE transmission lines 225 Comment
  SBBG128241  Gamochaeta ustulata M. L. Hoefs, S. A. Junak, M. Askew 1999-7-15 3058 Los Angeles lower Bulrush Cyn 262 Comment
  RSA578638  Garrya flavescens Tim S. Ross, Steve D. Boyd 1994-7-7 8147 Los Angeles Liebre Mountain: W end of the mountain, along descending Forest Service Road (7N23), ca 1140 m SW of Sandberg Triangulation Point (5345ft) 1439 Comment
  LA44540  Garrya veatchii W. O. Griesel; 1937-12-23 sn Los Angeles Santa Monica Mountains, Las Virgenes Canyon Comment
  RSA773298  Garrya veatchii R. G. Swinney 2009-6-8 11063 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC450773  Garrya veatchii Fay A. MacFadden 1931-3-16 2940 Los Angeles Tuna Canyon; Verdugo Hills Comment
  SEINET4044476  Gastridium ventricosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Point Mugo State Park. 76 Comment
  UCR131599  Gastridium ventricosum L. C. Wheeler 1932-6-4 803 Los Angeles San Gabriel Mtns., Liveoak Canyon 518 Comment
  UCR150382  Gaura coccinea D. E. Bramlet 1999-5-21 2785 Los Angeles Puente Hills: 549 m NW of the 57/60 freeway and 366 m N of Grand Ave. 488 m SW of Beaverhead Drive in Diamond Bar 226 Comment
  UCD170712  Gayophytum R. G. Swinney 2008-8-13 9384 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCR191521  Gayophytum R. G. Swinney 1998-7-8 6302 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 1 2012
  UCR192890  Gayophytum R. G. Swinney 1999-8-16 7656 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  UCR271831  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-23 15299 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  JEPS27573  Gayophytum oligospermum Frank W. Peirson 1921-7-3 2483 Los Angeles Vincent Gulch San Gabriel Mountains 1981 Comment
  SBBG51533  Geranium bicknellii M. H. Ward 1975-5-2 171 Los Angeles Pasadena Comment
  RSA9642  Geranium carolinianum Louis C. Wheeler 1932-5-1 678 Los Angeles 1/4 mi. W Thompson Creek. 503 Comment
  RSA0105052  Gilia Mitch Provance, Callen Huff 2009-4-28 10763 Los Angeles Tehachapi Mountains: Tejon Ranch, 1.2 mi N of Gorman, Bear Canyon, along Crane Canyon rd., about 1 mi S of Castaic Lake. 1220 Comment
  RSA0116817  Gilia R. G. Swinney 2011-4-19 14392 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
  RSA578522  Gilia angelensis T. S. Ross, S. D. Boyd 1994-6-22 8005 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  SFV22059  Gilia angelensis V. Soza, L. Gross, B. Hogshead 2001-4-18 1162 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. 457 Comment
  RSA470240  Gilia angelensis L. C. Wheeler 1934-4-24 2559 Los Angeles Liveoak Canyon Dam 457 Comment
  SBBG58391  Gilia australis R. Hoffmann 1930-5-19 Los Angeles Mint Cyn, 4 mi E of Oak's Garage Comment
  POM50153  Gilia capitata subsp. abrotanifolia L. R. Abrams 1901-04 1353 Los Angeles Chatsworth Park. Comment
  RSA71820  Gilia capitata subsp. abrotanifolia F. W. Peirson 1921-4-21 2831 Los Angeles Trail below Sycamore Flat, on way to San Dimas, San Gabriel Mountains. 793 Comment
  UC879817  Gilia capitata subsp. abrotanifolia I. W. Clokey 1929-5-8 4486 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 230 Comment
  CAS-BOT-BC123783  Gilia inconspicua var. dentiflora Anstruther Davidson 1926-5-1 3617 Los Angeles Lancaster. Mohave Desert. Comment
  RSA756125  Gilia latiflora subsp. cuyamensis Orlando Mistretta, Christine Mistretta 2008-4-30 2569 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  CAS-BOT-BC226339  Gilia latiflora subsp. davyi Herbert L. Mason 1932-4-1 6869 Los Angeles One mile east of Lancaster, Mohave [Mojave] Desert Comment
  UC1929545  Gilia leptantha subsp. transversa Valerie Soza, Naomi Fraga 2003-6-13 1669 Los Angeles Transverse Ranges; San Gabriel Mountains region; Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06; Mount San Antonio quad.; T3N R7W S18, SW/4; UTM 3800050N, 0439579E; elev. 8300 ft 2530 Comment
  UC1929546  Gilia leptantha subsp. transversa Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1674 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  UC908819  Gilia leptantha subsp. transversa Herbert L. Mason 1926-4-27 3047 Los Angeles between Rock Creek and Little Rock Creek ((Big Pines Recreation Park Road), Los Angeles Co. Park Road, Mohave Desert); Mohave Desert, btw Rock Creek and Little Rock Creek Comment
  SD85024  Gilia nevinii E. R. Blakley 1962-6-9 5175 Los Angeles Channel Islands, San Clemente Island. Triangulation Thirst. 598 Comment
  SBBG132072  Gilia nevinii S. A. Junak, B. Collins 1991-4-25 SCI 219 Los Angeles Thirst Cyn, S of rd to SHOBA, REWS ("Pole" on map) 533 Comment
  CAS-BOT-BC401994  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Laurel Arnseth 1991-4-29 4811 Los Angeles Liebre Mountains. Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  RSA0017222  Gilia ochroleuca subsp. bizonata Robert Gustafson 1978-6-1 951 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  UCR209595  Gilia ochroleuca subsp. vivida R. G. Swinney 2008-7-3 9153 B Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  SEINET3163638  Gilia virgata G. B. Grant 1901-1 502 Los Angeles from Santa Monica Range, S. Cal. Comment
  RSA436241  Githopsis diffusa subsp. candida H. E. Hasse 1895-1 s.n. Los Angeles Soldiers Home, Santa Monica. Comment
  UC1043377  Glycyrrhiza glabra G. W. Garrettson 1955-5-25 Los Angeles on s. side of Valley Blvd. 1/4 mi. e. of Collins St. Spadra Comment
  POM358778  Gnaphalium californicum George R. Johnstone 1934-5-20 18983 Los Angeles Santa Catalina Is. Descanso Canyon. Comment
  RSA649819  Gnaphalium californicum Matt Brooks 1988-4-15 11 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  POM306280  Gnaphalium californicum Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1398 Los Angeles North Craig Ave., Altadena. Comment
  POM358789  Gnaphalium californicum M. Bisbee 1917-5-12 s.n. Los Angeles Hills north side of Eagle Rock Valley Comment
  RSA91760  Gnaphalium californicum F. W. Peirson 1918-2-12 2788 Los Angeles Field near foot of Lukens Trail Comment
  RSA670301  Gnaphalium canescens subsp. microcephalum Joseph M. Keefe 2001-3-19 31185 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  RSA670958  Gnaphalium canescens subsp. microcephalum Joseph M. Keefe 2001-3-19 31156 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  PASA2285  Gnaphalium chilense Frank W. Peirson 1921-6-19 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  RSA775586  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-6-25 5355 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  RSA678201  Gnaphalium stramineum Valerie L. Soza, LeRoy Gross 2001-4-24 1177 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.6 mile WNW of the Santa Anita Dam. 884 Comment
  UCR242029  Gnaphalium stramineum Dan S. Cooper 2012-7-5 712- 36 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park just west of South La Brea Blvd 145 Comment
  RSA177585  Grayia spinosa S. Carlquist, James Henrickson 1965-4-22 1703 Los Angeles 11 miles east of Palmdale. Comment
  CAS-BOT-BC305251  Grindelia hirsutula Geo. B. Grant 1897-12-22 s.n. Los Angeles Elysian Park Comment
  UCSB9921  Grindelia hirsutula Wedberg, H. 1958-7-15 Los Angeles On Mulholland Hwy between Topanga and Beverly Glen, Santa Monica Mtns. Comment
  RSA772521  Guillenia lasiophylla R. G. Swinney 2009-5-13 10767 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  UC284754  Guillenia lasiophylla P. A. Munz 1923-4-10 6730 Los Angeles canyon s Lemon Tank (e coast San Clemente Island); San Clemente Island Comment
  RSA233409  Guillenia lasiophylla R. F. Thorne 1966-4-17 36132 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 274 Comment
  CAS-BOT-BC304622  Gutierrezia californica C. B. Wolf 1931-7-2 2263 Los Angeles Little Tujunga Wash, 1/2 mi. above the bridge on the road from Sunland to San Fernando 335 Comment
  UCR248206  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  CAS-BOT-BC307286  Hazardia squarrosa var. grindelioides J. Ewan 1930-10-10 3538 Los Angeles Sturtevant Trail, San Gabriel Mts. 609 Comment
  POM13839  Hazardia squarrosa var. grindelioides P. A. Munz 1922-9-14 6417 Los Angeles Spring Hill, San Antonio Canyon 1067 Comment
  UC897257  Hazardia squarrosa var. grindelioides P. A. Munz 1922-9-14 6417 Los Angeles Spring Hill San Antonio Canyon 1066 Comment
  CATA1073  Hedypnois cretica Mark L. Hoefs 1995-5-16 2016 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  CATA2004  Hedypnois cretica Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 Los Angeles Santa Catalina Island: Just inland from beach at White's Landing 3 Comment
  UCR200215  Hedypnois cretica Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 879 Los Angeles Verdugo Mountains, northeast side'', Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near archery station off main road. 366 Comment
  RSA659717  Hedypnois cretica J. C. Roos 1954-5-17 s.n. Los Angeles North Kenmore and Oakdale Streets, Hollywood. Comment
  UCR204565  Helenium bigelovii R. G. Swinney 2005-8-5 8382 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC223975  Helianthemum scoparium Grant 1901-3-13 3487 Los Angeles Pasadena Comment
  JEPS34874  Helianthus annuus Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  UCR258864  Helianthus annuus R. G. Swinney 2010-3-16 11938 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  JEPS35470  Helianthus gracilentus F. W. Peirson 1919-7-3 512 Los Angeles Lukens Peak (formerly called Sister Elsie Peak) San Gabriel Mountains (along dry ridges) 1219 Comment
  CAS-BOT-BC305686  Helianthus gracilentus Robert F. Thorne; C. W. Tilforth 1971-6-17 39935 Los Angeles 3.8 miles up LIttle Tujunga Rd. from Little Tujunga Forestry Station. San Gabriel Mountains, Angeles National Forest 609 Comment
  CATA391  Helminthotheca echioides Mark L. Hoefs 1974-5-2 457 Los Angeles Santa Catalina Island: Southeast side of main road at Little Harbor 3 Comment
  CAS-BOT-BC305879  Helminthotheca echioides Peter H. Raven 1960-5-31 15469 Los Angeles Campus of the University of California, Los Angeles, Santa Monica Mountains 106 Comment
  CAS-BOT-BC305880  Helminthotheca echioides Joseph Andorfer Ewan 1932-6-24 7570 Los Angeles Arizona Ave., 4 miles W. of Hawthorne Comment
  RSA251378  Hemizonia clementina R. F. Thorne 1996-4-17 36095 Los Angeles San Clemente Island: Top of bluff near Duty Office, Wilsons Cove. NE end of island. 30 Comment
  RSA3492  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
  RSA515095  Hemizonia clementina Aaron Liston, Orlando Mistretta, Riesenberg 1989-8-29 801 -6 Los Angeles San Clemente Island, main dune area At Darter Road, NW part of island Comment
  RSA515096  Hemizonia fasciculata Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 795 -12 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  RSA616543  Hemizonia fasciculata Scott D. White 1995-10-11 3693 Los Angeles Santa Susana Mtns, S of Santa Susana Pass Rd. 503 Comment
  UCR205709  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2009-5-18 36806 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  SEINET5782063 Image available Hemizonia fasciculata M. F. Wheeler 1938-7-2 Los Angeles at mouth of San Dunas Canyon (E approach), San Gabriel Mts Comment
  RSA605658  Hemizonia kelloggii L. C. Wheeler 1965-6-21 8696 Los Angeles Liebre Mountain: Two Shay Ranch, Bouquet Canyon. Comment
  RSA0008441  Hemizonia parryi subsp. australis A. C. Sanders, T. B. Salvato 2009-5-21 36905 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 64 Comment
  RSA305712  Hemizonia pungens Mark Hoefs 1973-6-4 309 Los Angeles Santa Catalina Island: Los Angeles County: open field above golf course #4 green Avalon Canyon. 53 Comment
  RSA660782  Hemizonia ramosissima J. Doughty 1985-5-19 190 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Roadside opposite entrance to Follows Camp. Comment
  CAS-BOT-BC388493  Herniaria hirsuta var. cinerea P. A. Munz; I. M. Johnston 1921-3-28 4406 Los Angeles Pomona College Campus 365 Comment
  SBBG31445  Hesperocnide tenella R. F. Thorne 1966-4-5 Los Angeles Cape Cyn Comment
  SEINET3127470  Hesperocnide tenella G. B. Grant 1904-5-26 sn Los Angeles Pasadena Comment
  CAS-BOT-BC143676  Heteromeles arbutifolia Le Roy Abrams; E. A. McGregor 1908-6-20 413 Los Angeles Liebre Mountains, Elizabeth Lake Comment
  LA52107  Heteromeles arbutifolia A. M. Johnson; 1927-11-11 2681 Los Angeles 121 Comment
  RSA654203  Heteromeles arbutifolia Kelly Middleton, David Middleton 1988-5-23 26 Los Angeles Glendora Ridge Road, 8.0 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora 1067 Comment
  RSA660774  Heteromeles arbutifolia Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 42 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  SEINET13276704 Image available Heteromeles arbutifolia Unknown 2011-1 15867 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  UCR132299  Heteromeles arbutifolia John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCR270648  Heteromeles arbutifolia R. G. Swinney 2011-11-1 15958 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  SD141296  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6847 Los Angeles San Clemente Island, Wash Rocky Canyon, 2 miles SE of Eel Point Comment
  RSA0074510  Heterotheca fastigiata R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  UCR174982  Heterotheca grandiflora Holly Summers 2006-4-30 006 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  SBBG126040  Heuchera caespitosa O. Mistretta with C. Mistretta 2008-5-20 3136 Los Angeles Rincon Red Box Rd W fork of the San Gabriel River, N slope of Monrovia Pk; San Gabriel Mtns 1150 Comment
  RSA0063105  Heuchera elegans L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch). Sierra Madre Mountains. Comment
  RSA0066249  Heuchera elegans J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 1524 Comment
  CAS-BOT-BC55360  Hirschfeldia incana F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Near Los Angeles. Los Angeles River Bottom. Comment
  CLARK-A1528-2783  Hoffmannseggia densiflora John C. Roos 1947-5-11 3607 Los Angeles Monterey Park Comment
  RSA449768  Holodiscus discolor Anstruther Davidson 1889-07 s.n. Los Angeles Los Angeles. Comment
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Sep 17 2014
  UCR277021  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-23 13889 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  CATA1485  Hordeum marinum subsp. gussoneanum Mark L. Hoefs, Steven A. Junak 1996-5-1 2688 Los Angeles Santa Catalina Island: By Haypress Reservior, at campground 384 Comment
  CHSC84000  Hosackia oblongifolia John Dittes 1990-6-20 126 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. On creek bank. 1493 Comment
  SFV19328  Hulsea vestita P. Wilson, J. N. Hogue 243.1 2005-5-23 4210 Los Angeles San Gabriel Mountains Near Winston Peak, along trail from Cloudburst Summit, north of Highway 2. About 0.75 km from highway. 2075 Comment
  LA211176  Hydrocotyle verticillata Arthur C. Gibson; Tarja Sagar, Tony Valois 2008-9-11 5342 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, next to bridge near Century Lake. Comment
  SFV12178  Hydrocotyle verticillata B. J. McCaskill, B. Leard 1968-6-2 733 Los Angeles Arcadia. Behind residence at 532 North Catalpa Road. Comment
  CAS-BOT-BC273561  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles N.W. corner of Sunset Blvd. & Groverton St., Westwood Comment
  RSA607831  Hyparrhenia hirta L. C. Wheeler 1947-6-15 6527 Los Angeles Altadena: Canyon Crest Drive and Sincoln [Lincoln] Ave. Comment
  LA32110  Hypochaeris glabra Henry J. Thompson; 1959-5-24 2020 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  RSA600891  Hypochaeris glabra L. C. Wheeler 1967-5-13 9525 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  UC651201 Image available Hyptis emoryi I. L. Wiggins 1935-2-20 7682 Los Angeles Wash 3 mi. from Los Angeles Bay. Comment
  JEPS26123  Isocoma menziesii var. vernonioides Peter H. Raven 1958-9-28 13736 Los Angeles Elysian Park; Santa Monica Mountains 198 Comment
  POM266286  Isocoma menziesii var. vernonioides J. C. Roos 1942-9-12 1720 Los Angeles Northwest of Santa Monica. Comment
  POM359490  Isocoma menziesii var. vernonioides F. R. Fosberg 1931-9-16 5684 Los Angeles Baldwin Hills. 50 Comment
  UC56900  Isomeris arborea Ernest Braunton May 1902 321 Los Angeles Redondo Comment
  RSA93913  Iva axillaris F. W. Peirson 1921-7-2 1322 Los Angeles Pallett Creek, north base of San Gabriel Mountains. 1098 Comment
  SEINET3840423  Jacaranda mimosifolia Unknown 1939-1 26 Los Angeles Los Angeles, Campus Comment
  CAS-BOT-BC101868  Juglans G. Wallace; D. Deardorff 1976-5-10 LASCA- 1073 Los Angeles unspecified Comment
  RSA600978  Juglans californica var. californica Louis C. Wheeler 1967-6-26 9874 Los Angeles Elsmere Canyon. 441 Comment
  CAS-BOT-BC478182  Juglans hindsii R. E. Jr. Riefner 2015-8-23 15 -343 Los Angeles Universal City, along E side of Barham Blvd., vicinity of Craig Drive 233 Comment
  UCR179645  Juncus balticus R. G. Swinney 1995-9-4 4504 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  UCR185574  Juncus balticus A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33519 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  IRVC29013  Juncus bufonius A. C. Sanders, Mark Elvin 2002-6-25 25290 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  UC1147892  Juncus bufonius Robert F. Thorne 1966-4-6 35901 Los Angeles n of Catalina Airport; Santa Catalina Island 435 Comment
  UCR214648  Juncus bufonius A. C. Sanders, Dan S. Cooper 2010-4-30 38158 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR275335  Juncus bufonius Jeremiah George, Audrey J. George 2012-4-15 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  RSA0098790  Juncus bufonius var. bufonius R. G. Swinney 2011-6-1 14939 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA633361  Juncus macrophyllus L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains: Devil s Canyon campground. Comment
  RSA69669  Juncus macrophyllus Joseph A. Ewan, A. N. Dunn 1933-7-23 7828 Los Angeles at confluence 1036 Comment
  UCR223243  Juncus macrophyllus R. G. Swinney 2009-7-23 11372 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
  RSA368232  Juncus mexicanus Freda Detmers 1931-5-17 14247 Los Angeles Big Rock Creek; Mojave Desert. Comment
  RSA640892  Juncus mexicanus L. C. Wheeler 1967-8-2 10316 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  LA210415  Juncus patens K. Opitz; 1941-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR204566  Juncus rugulosus R. G. Swinney 2005-8-5 8383 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  JEPS45904  Juncus textilis Louis C. Wheeler 1933-12-24 2347 Los Angeles San Dimas Canyon Dam San Gabriel Mts. 426 Comment
  CATA558  Juncus xiphioides Mark L. Hoefs, Robert F. Thorne 1975-8-7 822 Los Angeles Santa Catalina Island: Lower Middle Canyon 76 Comment
  RSA674581  Juncus xiphioides Scott D. White 2000-8-25 8127 Los Angeles San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest. 732 Comment
  RSA229037  Juncus xiphioides Robert F. Thorne, C. W. Tilforth 1971-6-30 40739 Los Angeles San Gabriel Mts., Angeles Nat l Forest: Big Rock Canyon below detention camp 1524 Comment
  LA29284  Juniperus californica Mary V. Hood; 1941-3-16 41- 17 k* Los Angeles Near Valyermo 1280 Comment
  UCR281870  Juniperus californica Mitch Provance 2010-5-20 510- 13 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  UCD123743  Keckiella antirrhinoides Gordon Pilone 1960-4-16 9 Los Angeles wash area at Pomono College in Claremont. 365 Comment
  POM4312  Keckiella cordifolia C. F. Baker 1903-7-20 s.n. Los Angeles Claremont. Comment
  RSA401758A  Keckiella cordifolia F. R. Fosberg 1931-4-14 S- 4605 Los Angeles Eagles Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  RSA608316  Keckiella cordifolia Louis C. Wheeler 1930-5-24 49 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UC886927  Keckiella cordifolia L. W. Nuttall 1920-1 44 Los Angeles Santa Catalina Island Comment
  UCR150903  Keckiella cordifolia Valerie Soza, Kent Hughes 1999-6-17 559 Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 1296 Comment
  RSA401763A  Keckiella cordifolia N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos 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
  RSA529900  Keckiella ternata subsp. ternata Tim S. Ross 1991-8-16 5807 Los Angeles Colby Canyon. 1064 Comment
  RSA802430  Keckiella ternata subsp. ternata Orlando Mistretta, Cher Batchelor 2011-7-27 5993 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  SBBG95638  Kochia californica D. Keil, V. L. Holland, M. Stiles, F. Villablanca 1987-4-30 20039 Los Angeles ca. 1 mi W of jct with St Hwy 14 along St Hwy 138 Comment
  RSA0099415  Koeleria macrantha R. G. Swinney 2011-6-7 15053 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  RSA773677  Koeleria macrantha R. G. Swinney 2009-6-3 11046 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR147779  Koeleria macrantha Valerie Soza, L. Lubinsky 2000-6-23 1027 Los Angeles San Gabriel Mountains, South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle 1646 Comment
  SEINET2042306 Image available Krascheninnikovia lanata B. Pitzer 1998-5-23 3720 Los Angeles West Mojave; ca 18 mi NW of Adelanto, 12.8 mi W of the San Bernardino Co. line 240th St. East, 3.1 mi N of jct. with El Mirage Rd. (=Ave. P), 0.25 mi by dirt road E of240 St and 3.4 mi S of Avenue J(Adobe Mountain 7.5' Q) 866 Comment
  RSA698763  Lagophylla ramosissima subsp. ramosissima LeRoy Gross, P. Morton 2004-6-10 1374 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  CDA2221  Lamarckia aurea Margaret Bellue, G. C. Fleischman 1945-5-8 Los Angeles Northridge. 0 Comment
  RSA0107285  Lamium amplexicaule R. G. Swinney 2011-5-10 14657 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  SEINET13946470 Image available Lamium amplexicaule Scott D. White 1996-1 3818 Los Angeles Geneva Ave: N of San Jose, S of Arrow Hwy; W of Indian Hill, E of Towne. 34 deg. 5'N, 117 deg. 43.5'W. 1060 ft alt. 323 Comment
  POM122099  Lastarriaea coriacea Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC338123  Lasthenia californica Alice Eastwood 1906-5-27 180 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  CHSC35828  Lasthenia californica William Fugimoto 1971-4-18 15 Los Angeles 6 miles SSW of Lancaster in Antelope Valley in Mojave Desert. 762 Comment
  UC30429  Lasthenia californica J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  POM361498  Lasthenia californica E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA626404  Lasthenia coronaria LeRoy Gross 1999-4-16 134 Los Angeles Big Tujunga Wash, east of 210 freeway 366 Comment
  UC30404  Lasthenia coronaria Dr. A. Davidson 1892-5-1 Los Angeles near Los Angeles Comment
  UC89996  Lasthenia coronaria Ernest Braunton 1902-4-1 254 Los Angeles North Pomona Comment
  RSA92988  Lasthenia coronaria F. W. Peirson 1927-5-7 7673 Los Angeles Arroyo Seco, above Teddy's 396 Comment
  RSA592363  Lasthenia gracilis Mark Hoefs 1974-3-28 412 Los Angeles Santa Catalina Island. Ridge above and north of Upper Bulrush Canyon 335 Comment
  SBBG12613  Lasthenia gracilis P. H. Raven 1962-4-11 17283 Los Angeles due W of Wall 2 9 Comment
  UC177411  Lasthenia gracilis T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  POM6523  Lasthenia gracilis George B. Grant 1904-5-14 6221 Los Angeles Playa del Rey. Comment
  RSA579161  Lasthenia gracilis Timothy S. Ross, Darin Banks 1994-4-12 7489 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 670 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 537 Comment
  SEINET12162065  Lathyrus laetiflorus L. M. Mayer, Mayer, I. J. 1974-1 156 Los Angeles on Bouquet canyon Rd. ca 8.5 mi E of its intersection w/ Vasquez Canyon Rd. on S side on rdway Comment
  RSA589336  Lathyrus odoratus T. S. Ross, Gery Allen, Mark Elvin 1995-5-20 8591 Los Angeles San Clemente Island. Along the main N-S road between upper Larkspur Canyon and Marine Terrace Grde, ca. 960 feet due south of the center of the old airfield landing strip. 267 Comment
  RSA251443  Lathyrus vestitus subsp. laetiflorus R. F. Thorne 1966-4-16 36073 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  UC56409  Lathyrus vestitus subsp. laevicarpus Ernest Braunton Feb 1903 821 Los Angeles Griffith Park Comment
  SDSU4460  Lathyrus vestitus var. vestitus B. J. Cabrera 1990-4-14 14 IV90D Los Angeles On trailside near bottom of canyon, Gabrielino National Recreation Trail, San Gabriel Mountains ca. 1300 m. Comment
  SBBG96635  Lavatera cretica S. Boyd with O. Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1990-4-6 4171 Los Angeles head of Larkspur cyn, E side of island, S of US Navy site called 'Jack 213 Comment
  SBBG61209  Layia glandulosa R. Hoffmann 1927-5-8 237 Los Angeles Little Rock 914 Comment
  SBBG98245  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabriel Wash 152 Comment
  UCR190404  Layia glandulosa R. G. Swinney 2001-4-18 7904 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  JEPS39198  Layia glandulosa W. L. Jepson 1914-5-12 5936 Los Angeles Mohava Desert Comment
  SD46752  Layia platyglossa subsp. campestris P. C. Everett, E. K. Balls 1956-5-9 21565 Los Angeles 6.0 miles south of Lancaster along Highway 6. Comment
  RSA368975A  Lemna valdiviana Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park. Comment
  RSA611349  Lepidium dictyotum var. dictyotum Steve Boyd 1998-4-1 10133 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  UC10615  Lepidium flavum Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  SD52833  Lepidium lasiocarpum subsp. lasiocarpum Peter H. Raven 1962-4-11 17258 Los Angeles San Clemente Island; on sandy beach due west of Wall 2. 6 Comment
  CAS-BOT-BC12475  Lepidium nitidum R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-27 729 Los Angeles Antelope Valley Poppy Preserve. Off Highway 138, about 13 miles west of Lancaster. 868 Comment
  RSA347517  Lepidium nitidum B. A. Prigge 1986-3-19 6928 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  CAS-BOT-BC328057  Lepidospartum squamatum J. Ewan 1931-10-24 5272 Los Angeles 1 mile above Malibu Lake. Santa Monica Mts. Comment
  CAS-BOT-BC328065  Lepidospartum squamatum David D. Keck 1932-10-14 1948 Los Angeles Tujunga Wash, 4 mi E of Van Nuys on Van Owen Street Comment
  POM361764  Lepidospartum squamatum Anstruther Davidson 1889-09 s.n Los Angeles Los Angeles Comment
  SEINET7042285  Lepidospartum squamatum A. G. Vestal 1938-7-4 s.n. Los Angeles Bottom of Wash, Eaton Canyon, Angeles National Forest. Mount Wilson quadrangle. UTM Zone 11, 399333mE, 3785184mN. Comment
  CLARK-A1528-1365  Leptodactylon californicum subsp. glandulosum Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 365 Comment
  RSA469984  Leptosiphon androsaceus L. C. Wheeler 1932-4-9 591 Los Angeles 1 mi. W mouth Kings Canyon, near Elizabeth Lake. 976 Comment
  RSA469956  Leptosiphon aureus L. C. Wheeler 1932-4-9 564 Los Angeles 4 mi. WSW Fairmont, Antelope Valley. 915 Comment
  RSA122196  Leptosiphon aureus subsp. aureus A. D. Gifford 1935-3-27 520 Los Angeles Kings Canyon. 1067 Comment
  SBBG15907  Leptosyne douglasii W. G. Webb 1935-4-1 Los Angeles Mint Cyn Comment
  UCR202714  Lessingia filaginifolia R. G. Swinney 2001-8-18 8062 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  UCR209971  Lessingia filaginifolia R. G. Swinney 2008-9-9 9328 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  LA201800  Lessingia filaginifolia var. filaginifolia Arthur C. Gibson; 2003-9-1 4985 Los Angeles Simi Hills, NW edge Chatsworth Reservoir just E of Valley Circle Blvd, near Chatsworth Lake Manor 274 Comment
  RSA563034  Lessingia glandulifera var. glandulifera D. Charlton 1991-5-27 5311 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
  RSA599849  Leymus condensatus Steve Boyd, Lauren Raz 1997-5-6 9765 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UC572683  Leymus condensatus Nell Murbarger March, 1936 59 Los Angeles San Clemente Island; e side, mouth of canyon Comment
  UCSB12711  Leymus condensatus Hochberg, Fred 1961-3-30 Los Angeles Cape Canyon 1/2 mile north from junction of Cape Canyon road and Middle Canyon road, Catalina Island Comment
  SBBG31150  Leymus triticoides R. F. Thorne 1966-4-29 36269 Los Angeles Middle Ranch Cyn along rd to Ben Weston Beach 60 Comment
  UC1922870  Lilium humboldtii subsp. ocellatum R. E. Riefner Jr. 2006-6-12 06 -236 Los Angeles Verdugo Mountains, N of side of 210 Freeway, W ca. 0.6 mi from La Tuna Canyon Rd. exit. Comment
  RSA0033686  Lilium parryi Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5431 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  SEINET12279028  Linanthus androsaceus Unknown 1933-1 8422 Los Angeles Comment
  UCR56408  Linanthus aureus S. J. Myers, Ed LaRue 1989-3-17 s.n. Los Angeles West Mojave Desert, Palmdale area, Elizabeth Lake Road to California Aqueduct. San Andreas Rift Zone bisects the site 884 Comment
  RSA469955  Linanthus aureus Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  UC150150  Linanthus breviculus Hasse and Davidson 1906-6-1 1611 Los Angeles Rock Creek Comment
  UC909092  Linanthus breviculus Margaret Stason 1927-5-14 Los Angeles Big Pines San Gabriel Mts. Comment
  UCR151000  Linanthus breviculus Walter Wisura 2001-4-30 5155 Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: Hwy N4, 9.4 mi N from the junction with Hwy 2 2337 Comment
  RSA468442  Linanthus californicus L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA679996  Linanthus concinnus LeRoy Gross, Michael Denslow 2003-6-4 980 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  CATA3331  Linanthus dianthiflorus Amy Catalano 2017-4-13 048 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  LA52345  Linanthus dianthiflorus Carl Epling; March 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA515167  Linanthus parryae Steve Boyd, Orlando Mistretta 1986-3-31 1538 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UC52729  Linanthus parviflorus H. M. Hall 1902-5-10 3252 Los Angeles Chatsworth Hills Comment
  RSA73281  Linanthus pungens F. W. Peirson 1929-7-1 8440 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  UCR209155  Linaria canadensis Dan S. Cooper 2009-4-30 409- 3 .1 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  RSA659741  Linaria canadensis var. texana Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 100 Los Angeles San Clemente Island. Comment
  RSA497942  Linum grandiflorum H. L. Bauer 1929-4-1 s.n. Los Angeles Santa Monica. Comment
  SDSU9549  Lithophragma affine Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon. San Gabriel Mtns., Chantry Flats Trail about 1/8 mile from top of canyon. Comment
  RSA468206  Lithophragma affine subsp. mixtum M. B. Dunkle 1929-4-13 2124 Los Angeles Banning Canyon, Santa Catalina Island. Comment
  UCR271485  Lithophragma bolanderi R. G. Swinney 2011-5-3 14562 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  CATA3453  Lobelia dunnii var. serrata Benjamin J. Dion, Olivia Reda, Stuart Olshevski, Jamie Choi 2017-7-3 035 Los Angeles Santa Catalina Island: Interior to Pacific side; on slope of mossy rockface/waterfall in a northwest drainage of Silver Canyon 232 Comment
  SFV17999  Lobelia dunnii var. serrata J. N. Hogue, J. D. Dilley 1999-8-11 148 .1 Los Angeles Verdugo Mountains La Tuna Canyon, along tributary on south side of canyon. 550 Comment
  RSA439329  Lobelia dunnii var. serrata Louis Greata 1910-08 s.n. Los Angeles Along streams, Arroyo Seco, near Pasadena Comment
  CAS-BOT-BC60185  Lobularia maritima Peter H. Raven 1959-2-15 13784 Los Angeles Santa Monica Mountains. Beverly Glen Canyon, 2.6 miles north of Sunset Boulevard. 213 Comment
  CAS-BOT-BC60188  Lobularia maritima A. Davidson M. D. 1919-4-1 3317 Los Angeles Burlington Avenue. Comment
  RSA441645  Loeflingia squarrosa L. C. Wheeler 1932-5-26 747 Los Angeles San Gabriel Wash 107 Comment
  RSA441646  Loeflingia squarrosa Albert J. Perkins 1914-5-30 s.n. Los Angeles Scholl Canon, San Rafael Hills Comment
  RSA727362  Loeseliastrum matthewsii R. G. Swinney 1998-5-16 6066 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SBBG128225  Logfia filaginoides M. L. Hoefs, S. A. Junak 2000-4-14 3069 Los Angeles hillside about halfway between Airport Rd and Goat Harbor 469 Comment
  SBBG32128  Logfia gallica R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -254 Los Angeles ridge between Sweetwater Cyn and Mt Orizaba Comment
  UC527607  Lolium perenne C. B. Wolf 1931-6-25 2239 Los Angeles along Beverly Blvd. sw Los Angeles Botanic Garden (Mandeville Canyon); , sw of Los Angeles Botanic Garden 60 Comment
  POM356951  Lolium perenne subsp. multiflorum Robert M. Perkins 1936-3-16 119 Los Angeles Pico & La Brea Ave Comment
  CAS-BOT-BC271182  Lolium temulentum D. L. Crawford 1916-5-20 s.n. Los Angeles Mts. above Claremont Comment
  SBBG59390  Lolium temulentum R. Hoffmann 1930-4-29 Los Angeles 3 mi N of Saugus Comment
  SEINET12118775  Lomatium caruifolium Unknown 1936-1 12723 Los Angeles Santa Monica Mts., Mt. Malabu Comment
  LA26717  Lomatium lucidum Mildred E. Mathias; 1957-5-1 3207 Los Angeles Santa Monica Mountains, Decker Rd 2.5 mi. SW of Decker Fire Station Comment
  RSA308994  Lomatium mohavense J. R. Shevock 1976-4-26 5024 Los Angeles Uncommon to occassional along FS trail 10w09 between South Fork Campground and Devils Chair. San Gabriel Mts., Angeles National Forest. 1372 Comment
  RSA587528  Lomatium mohavense Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1102 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA703899  Lomatium mohavense Gary D. Wallace, Ann Hiller 1983-5-18 2041 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E 945 Comment
  SD231183  Lomatium mohavense Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 48 Los Angeles Transerves Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. 1444 Comment
  RSA252924  Lomatium mohavense subsp. mohavense R. F. Thorne, C. W. Tilforth 1973-4-20 43043 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA97432  Lomatium mohavense subsp. mohavense F. W. Peirson 1926-4-26 6655 -a Los Angeles about 1 mile east of Palmdale Comment
  JEPS12859  Lonicera subspicata var. denudata Frank W. Peirson 1918-6-30 217 Los Angeles Mt. Wilson Toll Road San Gabriel Mountains 1371 Comment
  JEPS97686  Lonicera subspicata var. denudata Annetta M. Carter, Arthur Carter 1935-9-8 954 Los Angeles Canyon at head of Auburn Ave. Sierra Madre. 381 Comment
  RSA608503  Lonicera subspicata var. denudata L. C. Wheeler 1930-5-31 48 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR140958  Lonicera subspicata var. denudata June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek site, Fenner Canyon 1768 Comment
  UCR227761  Lotus argophyllus subsp. ornithopus R. F. Thorne 1973-4-12 42900 Los Angeles Channel Islands, San Clemente Island, China Point at end of road 15 Comment
  RSA584618  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6182 Los Angeles San Clemente Island, central E side of island just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  RSA147965  Lotus argophyllus var. ornithopus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA273129  Lotus argophyllus var. ornithopus Glenn A. Gorelick 1978-5-26 s.n. Los Angeles Catalina Harbor, Santa Catalina Island. Comment
  RSA549166  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-20 3661 B Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA406922  Lotus dendroideus var. dendroideus Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  RSA90293  Lotus grandiflorus var. grandiflorus F. W. Peirson 1924-5-27 4635 Los Angeles Tujunga canyon 762 Comment
  POM2628  Lotus heermannii var. heermannii M. Hitchcock 1919-7-28 32 Los Angeles Pacoima Canyon Comment
  RSA729197  Lotus heermannii var. heermannii R. G. Swinney 1998-7-10 6372 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  UCR186882  Lotus humistratus A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32038 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
  RSA0003341  Lotus humistratus Anstruther Davidson 1893-5-12 s.n. Los Angeles Harold. Comment
  SEINET11177585  Lotus humistratus Unknown 1973-4-21 s.n. Los Angeles Vincent Comment
  RSA406121  Lotus nevadensis var. davidsonii Anstruther Davidson 1898-7-8 s.n Los Angeles Rock Creek Comment
  LA83627  Lotus oblongifolius var. oblongifolius O. H. Kappler; 1944-7-4 652 Los Angeles San Gabriel Mountains, Pacoima Creek Comment
  UCR200220  Lotus purshianus var. purshianus Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 975 Los Angeles Verdugo Mountains, southwest side, north of Chandler Fire Road (Verdugo Motorway), north of 'La Tuna,' above Chandler and Fisher canyons, south of La Tuna Canyon 488 Comment
  RSA762249  Lotus salsuginosus var. salsuginosus Orlando Mistretta, Christine Mistretta 2008-5-19 3115 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
  POM9652  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-15 4005 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  RSA714686  Lotus scoparius var. scoparius A. C. Sanders, Mark A. Elvin 2003-6-18 26953 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  SEINET9357062  Lotus scoparius var. scoparius Unknown 1988-5-15 14 Los Angeles Topanga Canyon, Santa Monica Mtns Comment
  POM2449  Lotus strigosus Amos Shummway 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  RSA191094  Lotus strigosus R. F. Thorne 1967-6-25 37082 Los Angeles along fire road between Cobal and Evey Canyons, 732 Comment
  UCR277461  Lotus strigosus Mitch Provance, Stephen Reynolds 2011-5-5 17213 Los Angeles San Gabriel Valley, City of San Gabriel, northwest of the intersection of Burton Ave. and E. Las Tunas Dr. 130 Comment
  RSA406314  Lotus strigosus Robin S. Collins 1973-8-9 223 Los Angeles Trail Canyon 579 Comment
  RSA593820  Lotus strigosus var. hirtellus Steve Boyd 1996-4-25 8717 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  RSA0091528  Lotus unifoliolatus R. G. Swinney 2010-6-29 13392 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  RSA406355  Lotus wrangelianus L. C. Wheeler 1934-3-24 2475 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  RSA717372  Lotus wrangelianus Scott D. White, Pam De Vries 2006-5-9 11388 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC201198  Lupinus Edith A. Purer 1935-5-11 6543 Los Angeles Malibou Road Comment
  RSA230687  Lupinus andersonii R. F. Thorne 1969-7-9 38505 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCSB17127  Lupinus arboreus Ramona Vernand 1963-3-15 20 Los Angeles collected 1.0 mi N, along Malibu Canyon Road at Malibu U S Highway 101 - Malibu Canyon Road, U S Highway 101 and Malibu Comment
  SFV4843  Lupinus argenteus F. L. McPherson 1959-5-2 s. n. Los Angeles Santa Susana Mountains Oat Mountain. South side of mountain. 1037 Comment
  HSC101289  Lupinus bicolor R. G. Swinney 2009-4-28 10505 Los Angeles Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA0073367  Lupinus bicolor R. G. Swinney 2010-3-16 11962 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA757955  Lupinus bicolor Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3289 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  OBI45222  Lupinus bicolor Rudy Mattoni April1986 s.n. Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport 6 Comment
  RSA442329  Lupinus bicolor subsp. microphyllus Anonymous s.n. Los Angeles [no locality information provided] Comment
  SEINET10484893  Lupinus bicolor subsp. microphyllus David B. Dunn 1947-3-19 Dunn 2924 Los Angeles Collected on the north side of wilshire, 1/2 block e of manning in a vacant Lot. Comment
  UCD168361  Lupinus excubitus J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR117623  Lupinus excubitus Scott D. White 1997-5-8 5079 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UCSB17070  Lupinus excubitus Vernand, Ramona 1963-4-18 Los Angeles 1.9 mi. E of intersection of Sunnyslope Ridge and Palos Verdes Drive East; on Palos Verdes Drive East, Palos Verdes Comment
  RSA0094566  Lupinus excubitus subsp. hallii Richard G. Swinney 2011-4-28 14525 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi west to San Gabriel Cyn. Dam. 878 Comment
  CAS-BOT-BC216664  Lupinus excubitus subsp. hallii Ynez W. Winblad 1938-5-14 s.n. Los Angeles Near Lake Arrowhead Comment
  RSA230268  Lupinus excubitus var. austromontanus R. F. Thorne 1969-7-2 38308 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  OBI74530  Lupinus excubitus var. hallii Bruce Berlin 2010-6-2 s.n. Los Angeles Puente Hills Comment
  SBBG69098  Lupinus formosus V. Duran 1933-7-26 3535 Los Angeles Buckhorn 1981 Comment
  RSA413639  Lupinus formosus var. formosus Geo. L. Moxley 1916-6-15 490 Los Angeles Santa Susana Mountains. Comment
  SEINET13203257 Image available Lupinus hirsutissimus R. G. Swinney 2011-1 14479 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC284194  Lupinus hyacinthinus P. A. Munz 1923-8-31 7673 Los Angeles Swartout Valley; San Gabriel Mts., Swartout Valley 2590 Comment
  RSA87415  Lupinus latifolius subsp. parishii F. W. Peirson 1903-4-11 464 Los Angeles Nichol Canyon, Santa Monica Mts Comment
  LA205125  Lupinus longifolius Lec Boyo; 1953-4-10 sn Los Angeles junction of US 99 and CA 138 Comment
  RSA3241  Lupinus longifolius Carl B. Wolf 1931-6-25 11124 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  UCR142752  Lupinus longifolius I. W. Clokey, B. C. Templeton 1929-1 4560 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UC575464  Lupinus longifolius C. B. Wolf 1931-6-25 2243 Los Angeles along Beverly Blvd. on grade leading down into Santa Monica Canyon; on grade leading down into Santa Monica Canyon 45 Comment
  SBBG9341  Lupinus microcarpus var. densiflorus E. R. Blakley 1958-5-9 2278 Los Angeles State Hwy 138, 3.5 mi E of Gorman 1066 Comment
  RSA87027  Lupinus microcarpus var. microcarpus F. W. Peirson 1923-6-27 3536 Los Angeles On north bank Rock Creek. 1296 Comment
  RSA0062874  Lupinus paynei Daisie Huang 2008-4-1 08040104 Los Angeles Grimes Cyn Rd (Hwy 23), winding section. 101 Comment
  UC2029979  Lupinus peirsonii Orlando Mistretta 1993-6-2 856 Los Angeles SAN GABRIEL MOUNTAINS: Mt. Baden Powell. Comment
  SBBG67031  Lupinus sparsiflorus R. Hoffmann 1925-4-19 Los Angeles E grade Bouquet Cyn Comment
  UC199150  Lupinus sparsiflorus Geo. B. Grant 1904-5-10 731 -6173 Los Angeles Pasadena Comment
  UCR126669  Lupinus sparsiflorus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26204 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCD109610  Lupinus succulentus Daryl Koutnik 1978-5-10 464 Los Angeles Corral Canyon Road, Santa Monica Mountains. 548 Comment
  POM2607  Lupinus truncatus H. Story 1902-05 s.n. Los Angeles Collected near Pasadena Comment
  SD187408  Lupinus truncatus Valerie Soza, Miriam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains region: Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  SEINET10489069  Lupinus truncatus Collins, 1973-4-30 Collins 248 Los Angeles Angeles national forest, san gabriel mtns. Ca 1/2-1 mi into canyon from start Of pack trail, on open grassy slope, coastal sage scrub. Trail canyon. 640 Comment
  UCR93306  Lupinus truncatus T. S. Ross, D. L. Banks 1994-4-13 7537 Los Angeles San Gabriel Mtns., Liebre Mountains, lower Clearwater Canyon, c. 1545 m ESE of Plum Spring and c. 770 m west of San Francisquito Powerhouse No. 1 671 Comment
  UCR209964  Luzula comosa var. laxa R. G. Swinney 2008-7-15 9235 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  OBI35607  Lycium brevipes Rebecca Cicoria 1981-5-18 28 Los Angeles Off Palos Verdes Dr S at Pt. Fermin, Rancho Palos Verdes Comment
  CAS-BOT-BC231486  Lycium brevipes var. hassei Geo. B. Grant 1900-3-30 12469 Los Angeles Avalon, Santa Catalina Id. Comment
  UCR108202  Lycium cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Pallett Creek 1280 Comment
  CATA37  Lysimachia arvensis Mark L. Hoefs, A. Douglas Propst 1973-3-3 20 Los Angeles Santa Catalina Island: East slope of Mt. Black Jack 365 Comment
  POM3038  Lythrum californicum M. Hitchock 1918-7-28 27 Los Angeles Pacoima Canyon. Comment
  RSA775585  Lythrum californicum Orlando Mistretta, Christine Mistretta 2010-6-25 5356 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  RSA0011265  Lythrum californicum Louis Greata 1900-08 s.n. Los Angeles Los Angeles Comment
  JEPS12574  Madia elegans Frank W. Peirson 1918-8-16 237 Los Angeles San Antonio Canyon San Gabriel Mountains 1341 Comment
  CAS-BOT-BC344381  Madia exigua L. R. Abrams 1901-6-1 1712 Los Angeles Las Tunus Canon [La Tuna Canyon], S. Monica Mts. Comment
  SFV12369  Madia gracilis D. L. Koutnik 1978-6-3 515 Los Angeles Santa Monica Mountains Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 305 Comment
  CAS-BOT-BC230920  Malacothamnus davidsonii Philip A. Munz 1925-4-19 9405 Los Angeles 2 miles East of San Fernando Comment
  RSA1998  Malacothamnus davidsonii Carl B. Wolf 1931-5-13 1994 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  LA212241  Malacothamnus davidsonii William Baker; 1974-2-15 s.n. Los Angeles Below Foothill Blvd. & Little Tujunga Wash. Comment
  CAS-BOT-BC206215  Malacothamnus fasciculatus Peter H. Raven 1962-5-22 17852 Los Angeles Hillside of canyon about 3 miles below Middle Ranch, Santa Catalina Island Comment
  CAS-BOT-BC206368  Malacothamnus fremontii J. C. Roos 1951-7-30 5072 Los Angeles Big Rock Creek, San Gabriel Mts. 1676 Comment
  UCR271317  Malacothamnus fremontii R. G. Swinney 2011-5-12 14683 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  JEPS126433  Malacothrix californica CNPS Field Staff 2015-4-16 SSNF 1907 Los Angeles Private Ranch. Comment
  RSA680327  Malacothrix clevelandii Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9602 Los Angeles Liebre Mountains: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  SD230177  Malacothrix clevelandii Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  RSA94956  Malacothrix clevelandii F. W. Peirson 1925-4-23 1782 Los Angeles Forks of San Gabriel River. 534 Comment
  SEINET2053779 Image available Malacothrix glabrata Norman C. Cooper 1949-4-21 2688 Los Angeles Littlerock. 762 Comment
  UCR119337  Malacothrix glabrata B. G. Pitzer 1998-5-12 3682 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCR258583  Malacothrix glabrata R. G. Swinney 2010-4-23 12360 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC347928  Malacothrix saxatilis var. tenuifolia Carl B. Wolf 1932-5-9 3445 Los Angeles Santa Catalina Island. Pebbly Beach 7 Comment
  CATA360  Malacothrix saxatilis var. tenuifolia Mark L. Hoefs, Robert F. Thorne, Robert R. Given, & A. Douglas Propst 1973-9-9 407 Los Angeles Santa Catalina Island: Blue Cavern Point 15 Comment
  POM155673  Malacothrix saxatilis var. tenuifolia M. B. Dunkle 1928-5-13 1956 Los Angeles Base of cliffs by road Pebbly Beach 6 Comment
  RSA659359  Malosma laurina S. Koukol, R. Koukol 1998-5-3 62 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  CAS-BOT-BC206645  Malva assurgentiflora Peter H. Raven 1962-5-7 17579 Los Angeles Wilson Cove, San Clemente Island 60 Comment
  RSA434884  Malva parviflora F. R. Fosberg 1931-5-22 7163 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  SFV2286  Malva parviflora K. A. Wilson 1961-2-21 869 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  UCR260005  Malva parviflora R. G. Swinney 2010-5-7 12602 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
  RSA434891  Malva parviflora F. R. Fosberg 1930-6-30 S- 3071 Los Angeles Del Rey. 2 Comment
  SEINET8893257  Malva parviflora G. B. Grant 1901-1 747 Los Angeles Pasadena. Comment
  CAS-BOT-BC123661  Malvastrum gabrielense Frank Warrington Peirson 1929-1-1 774 Los Angeles San Gabriel Mts. Aliso Creek. Arraster. 1097 Comment
  UCD107552  Marah horrida Daryl Koutnik; Bruce Holguin 1978-4-1 226 Los Angeles Antelope Valley side of road from Lake Hughes to Fairmont Resevoir. 1066 Comment
  CDA1007  Marah macrocarpa D. G. Kelch 1991-3-17 1316 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  UCR271793  Marah macrocarpa R. G. Swinney 2010-5-7 12589 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
  RSA657930  Marah macrocarpa S. Campbell 1980-6-2 22 Los Angeles Verdugo Mountains; Approx. 400 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  SFV15545  Marah macrocarpa R. K. Stachelek 1992-4-4 7 Los Angeles Sylmar. Stetson Ranch Park off Glenoaks. Comment
  RSA652409  Marah macrocarpa var. macrocarpa Marion P. Harthill 1972-4-8 s.n. Los Angeles Azusa Cny. 1067 Comment
  SD112046  Marah macrocarpa var. major Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  RSA608639  Matricaria matricarioides L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  RSA188030  Matricaria occidentalis R. F. Thorne 1966-4-29 36290 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  RSA66765  Meconella denticulata F. W. Peirson 1920-3-28 36 Los Angeles Tujunga Canyon: small side canyon in lower Tujunga. 488 Comment
  UC73223  Medicago polymorpha Elizabeth Palmer June 1902 Los Angeles Los Angeles Comment
  UC865606  Medicago polymorpha L. W. Nuttall 1920-1 60 Los Angeles Santa Catalina Island Comment
  UCR50858  Medicago polymorpha A. C. Sanders 1988-5-18 7824 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA529296  Medicago polymorpha Tim S. Ross 1991-4-8 4482 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA67033  Medicago polymorpha var. brevispina G. C. Fleischman 1951-06 s.n. Los Angeles Common street, parkway, Pasadena Comment
  UCR86820  Melaleuca armillaris Scott D. White 1995-4-27 2942 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  POM263184  Melica imperfecta J. C. Roos 1937-3-25 442 Los Angeles 12 miles west of Lancaster Comment
  SEINET10860821  Melica imperfecta Unknown Anonymous 1220 Los Angeles Ballona Harbor. Comment
  RSA798313  Melica stricta Jane Tirrell 2012-7-25 LS 0128 Los Angeles On west-facing slope 20 ft above turnout along California State Route 2 at mile marker 66.37. 2225 Comment
  UCR219255  Melilotus albus Lorraine Weller 2009-8-27 082709- 01 Los Angeles Project Youth Green garden, 12467 West Osborne St., Pacoima 316 Comment
  CATA617  Melilotus indicus Mark L. Hoefs 1991-4-8 1068 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  RSA0087236  Melilotus indicus R. G. Swinney 2010-5-4 12512 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  SBBG12331  Melilotus indicus P. H. Raven 1962-4-9 17128 Los Angeles near barracks, Wilson Cove 60 Comment
  UCD108094  Melilotus indicus Ernest C. Twisselmann 1965-5-18 10859 Los Angeles Along the Lancaster Road, ca. 3 miles southeast of Gorman. 1097 Comment
  RSA652187  Melilotus indicus A. E. Hersh 1950-7-5 s.n. Los Angeles Garden 411 Wade St., Venice. 30 Comment
  LA200587  Mentha canadensis J. A. Ewan; 1931-10-24 5264 Los Angeles 220 Comment
  UCD169687  Mentha spicata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrell Springs Comment
  RSA0081132  Mentzelia R. G. Swinney 2010-6-1 13104 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
  UCR258740  Mentzelia R. G. Swinney 2010-5-19 12814 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
  RSA587203  Mentzelia dispersa Orlando Mistretta, Mark A. Elvin 1995-5-10 1691 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1738 Comment
  SFV13204  Mentzelia laevicaulis W. M. Perry 1980-8-23 91 Los Angeles San Gabriel Mountains Mount Baldy. 1400 Comment
  UC138553  Mentzelia micrantha Ernest Braunton 1901-6-15 Los Angeles Canyon near Sherman Comment
  UCR144154  Mentzelia micrantha Michael Honer, Dylan Hannon 2003-7-1 1837 Los Angeles Liebre Mountains, Tapia Canyon area, c. 2 - 3 air miles west of I-5 Freeway jtn. with Ridge Rt. Rd. 549 Comment
  RSA596269  Mentzelia micrantha R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, N of the road, 0.6 mi. E of Glendora Mtn. Rd.; 20 Yards north of road. 412 Comment
  RSA0012412  Mentzelia montana Orlando Mistretta, Christine Mistretta 2011-6-16 5695 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 1.2 air miles SW of Vincent substation. 1137 Comment
  UC19587  Mentzelia montana J. H. Barber 1897-6-28 211 Los Angeles Kentucky Springs Comment
  SEINET6085935  Mentzelia veatchiana Unknown 1997-3-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  JEPS35695  Microseris douglasii subsp. douglasii W. L. Jepson 1939-4-14 19104 Los Angeles Russell Valley Russell Valley (w Los Angeles County) Comment
  RSA587363  Microseris lindleyi Orlando Mistretta 1995-4-21 1626 -A Los Angeles Little Rock Creek, un-named Canyon draining the west slopes of Little Rock Creek Canyon 0.5 mile North of Kitter Canyon 1037 Comment
  PASA329  Microseris linearifolia Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  RSA311428  Microsteris gracilis Michael C. Long, D. W. Foster 1974-4-21 s.n. Los Angeles Devil's Punchbowl Co. Park, Holcomb Canyon. 1280 Comment
  RSA754235  Mimulus aurantiacus Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1758 Los Angeles Turnbull Canyon, Turnbull Canyon Road 345 Comment
  RSA754236  Mimulus aurantiacus Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1759 Los Angeles Turnbull Canyon, Turnbull Canyon Road 349 Comment
  UCD122181  Mimulus aurantiacus Richard Bates 1949-5-8 s.n. Los Angeles Big Tujunga Canon. Comment
  OBI2800  Mimulus aurantiacus var. pubescens D. Dunn 1969-5-12 26 Los Angeles ON road to Chantry Flat; above the first check dam. San Gabriel Mts 457 Comment
  RSA248671  Mimulus aurantiacus var. pubescens Christopher Davidson 1974-6-4 2287 Los Angeles Tapia Park, off Malibu Canyon Rd. Comment
  RSA654032  Mimulus brevipes Valerie L. Soza, Laura Moore 2000-5-10 855 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  UCR270852  Mimulus cardinalis R. G. Swinney 2011-6-29 15347 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UCSC000679  Mimulus cardinalis J. H. Barber 1898-6-29 s.n. Los Angeles Santa Monica Canyon Comment
  RSA420680  Mimulus cardinalis M. A. Salazar 1969-8-12 s.n. Los Angeles Big Tujunga Canyon, c. 5 miles north of Tujunga 610 Comment
  SFV21882  Mimulus fremontii L. L. Zung 2011-5-17 8 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  LA209384  Mimulus guttatus Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  SEINET4678061  Mimulus guttatus K. Dobry 1991-5-13 508 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  UCR190058  Mimulus guttatus R. G. Swinney 1998-9-7 6935 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  UCR272604  Mimulus guttatus R. G. Swinney 2011-6-7 15054 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA447976  Mimulus moschatus F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5566 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  RSA13067  Mimulus pilosus Fay A. MacFadden 1933-6-15 11036 Los Angeles Verdugo Mountains: La Tuna Canyon, behind Belmont Co. Club. Comment
  UCR110888  Mimulus pilosus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21999 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR204057  Mimulus pilosus R. G. Swinney 2005-7-8 8279 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
  RSA252903  Minuartia douglasii R. F. Thorne 1973-5-11 43563 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 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
  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
  LA200664  Mirabilis laevis var. crassifolia Michael Neuman; February 1984 13 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  RSA0027971  Mirabilis laevis var. crassifolia Richard A. Goodfellow 1948-4-28 s.n. Los Angeles By ranger station on north side of mountain at San Dimas. Comment
  RSA69498  Mirabilis laevis var. crassifolia F. W. Peirson 1919-1-25 307 Los Angeles Arroyo Seco. 381 Comment
  RSA611507  Mirabilis laevis var. villosa Louis C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  UCR256604  Monardella breweri subsp. lanceolata Anuja Parikh, Nathan Gale 2011-7-6 3540 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 3.9 km west of Shortcut Station, 1.0 km north of State Hwy 2, Angeles Crest Hwy 1688 Comment
  CAS-BOT-BC220138  Monardella exilis Roxana S. Ferris 1918-6-12 925 Los Angeles Lancaster Comment
  SDSU7181  Monardella exilis D. F Howe 1947-5-5 1527 Los Angeles Highway between Palmdale and Little rock Antelope Valley, LA. co. Comment
  POM186347  Monardella lanceolata Joseph A. Ewan 1932-7-4 7584 Los Angeles Millard s Canyon. 1067 Comment
  RSA0003799  Monardella macrantha subsp. macrantha H. M. Hall 1902-5-3 3081 Los Angeles Antelope Valley, Pine Canon, vicinity Elizabeth Lake, 4000 ft. Comment
  POM222246  Monardella viridis subsp. saxicola Louis C. Wheeler 1936-7-2 4203 Los Angeles San Gabriel Mountains, Bell Canyon. 945 Comment
  CHSC26287  Morus nigra James Henrickson 1970-5-2 4658 Los Angeles Claremont. 365 Comment
  RSA593588  Muhlenbergia asperifolia Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8836 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA660135  Muhlenbergia microsperma Jim Andre, Valerie Soza 2001-3-17 3911 Los Angeles Marble Mountains: Along Kelbaker Rd. 2 mi. S of I-40, at base of volcanic hills. 838 Comment
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Aug 26 2020
  RSA17074  Muhlenbergia rigens C. B. Wolf 1936-5-27 7838 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA547464  Muhlenbergia rigens Timothy S. Ross, Orlando Mistretta 1992-7-24 6755 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from S.P. summit. 1561 Comment
  RSA746862  Muhlenbergia rigens Orlando Mistretta 1992-5-21 366 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UC934034  Muhlenbergia rigens H. L. Cogswell 1951-5-8 96 Los Angeles small valley 2/3 mi n San Dimas Foothill County Park (small flat at brink (se-facing) of dry stream bed) 441 Comment
  UCR256623  Muhlenbergia rigens R. G. Swinney 2010-9-9 13759 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
  RSA230200  Muilla maritima Robert F. Thorne 1969-7-2 38222 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  RSA606014  Muilla maritima L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  UC170831  Muilla maritima Geo. B. Grant 1905-4-20 803 Los Angeles Pasadena Comment
  UCR193163  Muilla maritima R. G. Swinney 1998-7-14 6438 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  CAS-BOT-BC515092  Muilla maritima G. B. Grant 1902-5-5 s.n. Los Angeles Pasadena Comment
  RSA247974  Nama demissa Robert F. Thorne, Gary D. Wallace 1973-4-24 43440 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  UC284105  Nama demissa var. demissa Marjorie Shaw, Edna Spaulding, Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 Los Angeles e end Antelope Valley Antelope Valley (Mojave Desert, Southern California); Mojave Desert, e end Antelope Valley 762 Comment
  CAS-BOT-BC259792  Nassella cernua H. E. Hasse 1892-4-1 s.n. Los Angeles Soldiers Home Comment
  CAS-BOT-BC433229  Nassella cernua A. C. Sanders 2006-5-16 32302 Los Angeles Transverse Range; Liebre Mtns. Region: 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 1006 Comment
  RSA526618  Nassella cernua Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4206 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  CAS-BOT-BC259909  Nassella lepida Timothy S. Ross 1995-4-7 8353 Los Angeles Liebre Mountains. Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon, S-facing draw between the road and a low ridge to the E 630 Comment
  POM20728  Nassella lepida P. A. Munz 1923-4-8 6632 Los Angeles San Clemente Island, E coast Comment
  RSA725593  Nassella pulchra Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 413 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road 356 Comment
  RSA746894  Nassella pulchra R. G. Swinney 2005-4-15 8214 Los Angeles Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 320 Comment
  SEINET4056823  Nassella pulchra R. Moran 1941-1 570 Los Angeles West end of ravine, Middle Ranch, San Clemente Island. 500 Comment
  RSA0021443  Nasturtium Frances M. Morey 1923-6-8 s.n. Los Angeles Los Angeles Comment
  UCR209440  Navarretia hamata R. G. Swinney 1969-5-10 461 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  UCR227774  Navarretia hamata subsp. leptantha R. F. Thorne 1966-4-29 36307 Los Angeles Channel Islands, Santa Catalina Island, hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  LA202595  Navarretia mitracarpa M. McGraw; 2003-6-26 Los Angeles 293.0 Comment
  RSA468365  Navarretia prostrata Edwin Kline 1896-1 s.n. Los Angeles Los Angeles Comment
  RSA439276  Nemacladus orientalis F. R. Fosberg 1931-8-12 795 Los Angeles Islip trail, Mt. Hawkins. 2200 Comment
  RSA776173  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-16 5328 Los Angeles Transverse Ranges; San Gabriel Mts region: Upper Big Tujunga canyon; Lynx Gulch drainage 0.86 air miles NE of junction of Lynx Gulch Road with Upper Big Tujunga Canyon Road, along Southern California Edison transmission line corridor. 1175 Comment
  SFV16164  Nemophila menziesii P. A. Krueger 1994-5-14 30 Los Angeles San Gabriel Mountains 1 miles west on 2N23 from Newcomb's Saddle._x000B_ 950 Comment
  UC1611538  Nemophila menziesii Tim Ross and Walter Appleby 1993-4-15 6823 Los Angeles Los Pinetos Spring wester San Gabriel Mtns., San Fernando 7.5' USGS quad, Los P (at head of canyon) 893 Comment
  UCR178170  Nemophila menziesii var. menziesii LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 697 Los Angeles Transverse Ranges: Verdugo Mtns, North side of slope at saddle of Verdugo Motorway and Brand Park Motorway, on the crest of the Verdugo Mtns 823 Comment
  SD253469  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road, Ecology Trail east of the Nature Center (Mint Canyon 7.5'Q) 487 Comment
  UC2042002  Nephrolepis cordifolia R. E. Riefner Jr. 2014-7-27 14 -258 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. at E. Broadway St. Comment
  UCR113694  Nicotiana attenuata L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  RSA0080429  Nicotiana attenuata R. G. Swinney 2011-6-29 15367 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  RSA651334  Nicotiana glauca R. S. Woglum 1930-5-17 s.n. Los Angeles Pasadena. Comment
  RSA720245  Nicotiana glauca LeRoy Gross 2007-4-27 2654 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  RSA0020547  Nicotiana glauca James Clizbe 1930-5-2 s.n. Los Angeles Nichols Canyon. Comment
  CAS-BOT-BC7273  Notholaena californica Louis Cutter Wheeler 1932-6-26 878 Los Angeles San Gabriel Canyon, San Gabriel Mts. 304 Comment
  POM219205  Notholaena californica subsp. californica L. C. Wheeler 1932-6-26 878 Los Angeles 6 mi. from mouth San Gabriel Canyon, San Gabriel Mts. 304 Comment
  POM355305  Oenothera californica Stevenson 1923-04 s.n. Los Angeles Near Los Angeles. Comment
  POM355306  Oenothera californica subsp. californica Anstruther Davidson 1906-6-6 1509 Los Angeles Big Rock Creek. Comment
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May 14 2013
  RSA11035  Oenothera californica subsp. californica Carl B. Wolf 1928-3-29 1592 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  SFV13264  Oenothera deltoides M. J. Thor 1983-4-16 182 Los Angeles Mojave Desert Along Avenue J, west of Saddleback Butte State Park 760 Comment
  POM3090  Oenothera elata subsp. hirsutissima M. Hitchcock 1918-7-28 26 Los Angeles Pacoima Canyon. Near San Fernando Valley. Comment
  UC56098  Oenothera elata subsp. hirsutissima J. H. Barber 1897-6-25 186 Los Angeles Soledad Canyon Comment
  UCR205658  Oenothera laciniata A. C. Sanders, T. B. Salvato 2009-5-20 36871 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  UC212793  Oreonana vestita I. M. Johnston 1917-7-20 1260 Los Angeles San Antonio Mts., Baldy Lookout of U.S.F.S. 2133 Comment
  UC303471  Orobanche bulbosa I. M. Johnston 1917-7-1 1430 Los Angeles Evey Canyon on Yerba Santa, San Antonio Mountains Evey Canyon; San Antonio Mountains, Evey Canyon 838 Comment
  RSA0076197  Orobanche californica subsp. feudgei Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8327 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, Santiago Canyon at confluence with side draw on southeastern side of Mt. Emma. 1159 Comment
  UCD162752  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
  RSA0020699  Orobanche valida subsp. valida Orlando Mistretta 1995-6-30 1867 Los Angeles San Gabriel Mountains: Big Rock Creek; along trail (above). Orobanche valida survey site C. 1662 Comment
  RSA97455  Osmorhiza berteroi F. W. Peirson 1919-6-14 491 Los Angeles near top of Big Rock Creek 1950 Comment
  RSA592810  Osmorhiza brachypoda Steve Boyd, Orlando Mistretta 1996-5-1 8756 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA624568  Oxalis pes-caprae Louis C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: Between Canyon Crest Drive and National Forest Boundary. Comment
  RSA529188  Oxytheca parishii var. parishii Tim S. Ross, Steve Boyd 1991-7-24 5647 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1915 Comment
  RSA748459  Oxytheca parishii var. parishii R. G. Swinney 2001-8-18 8057 Los Angeles Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge. 2250 Comment
  UC101510  Oxytheca parishii var. parishii S. G. Stokes 1900-1 Los Angeles Mt. Wilson 1828 Comment
  RSA698758  Oxytheca trilobata LeRoy Gross, P. Morton 2004-6-10 1368 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1432 Comment
  RSA775515  Oxytheca trilobata Orlando Mistretta, Christine Mistretta 2010-5-20 5176 Los Angeles Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 1280 Comment
  RSA196940  Oxytheca trilobata Noel Holmgren, James L. Reveal 1966-5-29 2610 Los Angeles San Gabriel mountains, ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit. 1768 Comment
  UC519909  Packera breweri Carl Epling and Louise Wheeler 1933-6-4 1848 Los Angeles near Quail Lake; Sandberg 1310 Comment
  UC68955  Packera breweri H. M. Hall 1905-6-16 6262 Los Angeles Tejon Pass 1280 Comment
  UCR261322  Paeonia californica R. G. Swinney 2010-3-13 11884 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA434254  Paeonia californica E. Crow 1929-2-10 151 Los Angeles Glendora Foothills Comment
  UCR199987  Panicum capillare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  SBBG89763  Parietaria hespera var. californica F. R. Fosberg 1931-3-24 4349 Los Angeles Hamilton Cyn 50 Comment
  SBBG98708  Parietaria hespera var. californica T. Ross 1991-5-19 5280 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  UCR275548  Parietaria judaica D. E. Bramlet 2010-1-12 4438 Los Angeles South Coast, Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near the bike path 3 Comment
  LA8367  Paspalum distichum J. A. Ewan; 1932-6-28 7514 Los Angeles 99 Comment
  SEINET11957948  Passiflora caerulea J. F. Bright, Wyman, C. 1931-1 5692 Los Angeles Hollywood Comment
  RSA725100  Pectocarya anisocarpa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -118 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  CATA3297  Pectocarya linearis subsp. ferocula Amy Catalano, Jen Dreizehn 2017-3-16 014 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  RSA595811  Pectocarya setosa L. C. Wheeler 1967-5-9 9378 Los Angeles Aliso Canyon, east of Acton, ca. 1 mi. downstream from Wagon Wheel Ranch. 1067 Comment
  RSA648909  Pelargonium X hortorum M. L. Becker 1948-2-13 s.n. Los Angeles Monterey Park Comment
  RSA651844  Pellaea andromedifolia Bill Harris 1949-2-8 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA686738  Pellaea andromedifolia Elbert Benjamine, Rice 1929-1-13 2028 -1953 Los Angeles Sierra Madre. Comment
  LA200084  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-20 1765 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 3 mi from Topanga on Old Topanga Road. 304 Comment
  UC42624  Pellaea mucronata var. mucronata R. S. Norris April, 1893 Los Angeles Catalina Isl. Comment
  UCR152450  Pennisetum purpureum A. C. Sanders, Lee Jones 2005-4-8 29340 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0073111  Pennisetum setaceum Sarah Ratay, Charlie de la Rosa 2009-9-19 105 Los Angeles Santa Catalina Island: At W edge of Hamilton Cove Housing Development in Avalon CA. Near model home installation. Comment
  RSA0037192  Pennisetum villosum B. L. Bement 1978-10-15 s.n. Los Angeles Arcadia. Comment
  RSA716883  Penstemon X dubius LeRoy Gross, Valentin Arvizu 2006-5-31 2470 Los Angeles Forest Service road surveys; Along Santa Clara Road (3N17.6) from Magic Mountain to a short distance pass (east) of Indian Canyon Road (4N37). 1321 Comment
  RSA250517  Penstemon caesius Robert F. Thorne, John Dourley 1967-10-10 37369 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.5 miles east of Dawson Saddle. 2348 Comment
  RSA724651  Penstemon centranthifolius K. Dobry 1991-5-13 493 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SDSU10928  Penstemon centranthifolius A. H. Gallup 1948-4-21 145 Los Angeles The 'Wash' Claremont. 366 Comment
  UCR125941  Penstemon centranthifolius A. C. Sanders, Mark Elvin 2002-6-19 25189 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  RSA0098614  Penstemon grinnellii R. G. Swinney 2011-9-27 15716 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  UCR271138  Penstemon grinnellii R. G. Swinney 2011-9-27 15716 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  SFV6724  Penstemon grinnellii R. Johnson 1974-6-13 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. Along mountain crest. 1159 Comment
  RSA408054  Penstemon grinnellii subsp. grinnellii L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  UCR270212  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-7 15439 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  POM122668  Penstemon heterophyllus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  SEINET12272291  Penstemon heterophyllus I. W. Clokey, Templeton, B. 1929-1 4522 Los Angeles Mandeville Canyon, Santa Monica Mts 500 Comment
  LA51903  Penstemon heterophyllus var. australis Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  NY601612  Penstemon heterophyllus var. australis F. W. Pennell 1940-4-18 25139 Los Angeles Route 99, mountain slope east of Frenchman's Flat 731.5 Comment
  POM4520  Penstemon heterophyllus var. australis Ernest Braunton 1903-06 893 Los Angeles Near Los Angeles. Comment
  UC55371  Penstemon heterophyllus var. australis J. H. Barber 1898-7-24 Los Angeles Sepulveda Canyon Comment
  NY604257  Penstemon labrosus T. S. Ross 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca. 85 m south of intersection of sections 3,4,9,10). 1676.4 Comment
  POM175367  Penstemon rostriflorus Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  RSA703174  Penstemon rostriflorus Scott D. White 2004-8-11 10709 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA755905  Penstemon rostriflorus R. G. Swinney 2008-7-24 9296 Los Angeles Waterman Mountain 2412 Comment
  UCD124330  Penstemon spectabilis Gordon Pilone 1960-5-24 48 Los Angeles Wash area Pomona College in Claremont. 365 Comment
  RSA401898  Penstemon spectabilis Grethe Markedahl 1923-5-20 s.n. Los Angeles Los Angeles vicinity. Comment
  RSA79860  Penstemon spectabilis subsp. subviscosus F. W. Peirson 1920-4-28 206 Los Angeles San Anita Wash, south base of San Gabriel Mountains. 213 Comment
  CATA497  Pentagramma triangularis subsp. triangularis Sara L. Crockett 1997-4-1 639 Los Angeles Santa Catalina Island: Offshoot canyon from Middle Canyon; 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road 315 Comment
  UC812467  Pentagramma triangularis subsp. triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Hamilton Canyon; Santa Catalina Isl 35 Comment
  RSA687379  Pentagramma triangularis subsp. triangularis M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley Comment
  UC42778  Pentagramma triangularis subsp. triangularis O. D. Allen 1884-12-24 9 Los Angeles near Pasadena (Arroyo Seco) Comment
  CAS-BOT-BC73758  Peritoma arborea var. arborea G. B. Grant 1901-4-9 6028 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
  RSA122310  Phacelia austromontana Marcus E. Jones 1926-7-8 s.n. Los Angeles San Antonio Peak. Comment
  UCSB5462  Phacelia bicolor Haller, John 1957-4-13 Los Angeles On Palmdale Ave. 0.7 miles E. of junc. with Calif. 138 and ca. 9 miles E. of center of Palmdale 762 Comment
  RSA0098824  Phacelia brachyloba R. G. Swinney 2011-6-14 15142 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UC1400397  Phacelia brachyloba Robin S. Collins 1973-5-28 313 Los Angeles Trail Cyn. Angeles National Forest, San Gabriel Mts. 762 Comment
  UCR162292  Phacelia brachyloba Anuja Parikh, Nathan Gale 2004-6-2 2033 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  SEINET13711392  Phacelia cicutaria J. Adams, J. Adams (Botany) 1965-1 83 Los Angeles Claremont, Thompson's Wash, N End Indian Hill Blvd 1400 Ft 427 Comment
  IRVC26212  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  UCR126724  Phacelia cicutaria var. hispida A. C. Sanders, Mark Elvin 2003-4-14 25964 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
  UCR260006  Phacelia cicutaria var. hispida R. G. Swinney 2010-3-24 12090 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
  SD38326  Phacelia cicutaria var. hubbyi Edith A. Purer 1935-5-11 6550 Los Angeles Milibou Road, Santa Monica Mountains. Comment
  RSA74179  Phacelia cryptantha F. W. Peirson 1923-5-25 3529 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1296 Comment
  UCR194144  Phacelia cryptantha A. C. Sanders 2008-4-25 35099 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1018 Comment
  UCR47883  Phacelia davidsonii 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
  SD75541  Phacelia distans M. B. Dunkle 1939-4-2 7212 Los Angeles San Clemente Island; on northwest slope at southeast point of island. Comment
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Jul 26 2016
  RSA426102  Phacelia douglasii N. C. Cooper 1948-4-21 2694 Los Angeles Littlerock Reservoir. 762 Comment
  RSA213384  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles San Clemente Island, southeast point. Comment
  RSA251389  Phacelia floribunda Robert F. Thorne 1966-4-17 36112 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  UCR124559  Phacelia fremontii B. C. Templeton 1932-6-1 5062 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  UCR138845  Phacelia fremontii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Watkins Creek 1463 Comment
  SFV16104  Phacelia fremontii S. Mason, et al. 1995-4-23 51 Los Angeles Mojave Desert Little Rock. Mount Emma Road, 0.8 miles above Fort Tejon Road on northern foothills of Transverse Range. 915 Comment
  UCSC001519  Phacelia hallii Peter Kamb 1948-5-6 951 Los Angeles sandy valleys San Gabriael Mts., Little Rock (desert foothills of the San Gabriael Mts. above Little Rock, Lower Sonoran Zone) 975 Comment
  RSA756749  Phacelia imbricata R. G. Swinney 2008-6-17 9052 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
  SBBG6178  Phacelia imbricata H. and M. Dearing 1944-10-5 5902 Los Angeles Chilao 1524 Comment
  RSA585687  Phacelia imbricata subsp. patula Tim S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3017 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA75935  Phacelia longipes F. W. Peirson 1927-5-21 7229 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1524 Comment
  SBBG13134  Phacelia lyonii E. R. Blakley 1962-6-9 5206 Los Angeles cyn W of rd, 2.5 mi N of China Pt 213 Comment
  UC1348876  Phacelia lyonii Robert F. Thorne and P. Everett 1965-6-22 34886 Los Angeles s-facing slope below road to East Mountain (s end of island); Santa Catalina Island 457 Comment
  LA46951  Phacelia minor Carl Epling; M. Epling 1925-1 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC1211044  Phacelia minor Huron H. Smith 1912-5-17 4958 Los Angeles Eaton's Canyon Mt. Wilson 426 Comment
  RSA0098838  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  CAS-BOT-BC6857  Phacelia oreopola Lawrence Ray Heckard 1953-6-15 505 Los Angeles San Gabriel Mountains, W. side of Mt. Gleason 1828 Comment
  RSA428143  Phacelia parryi H. L. Bauer 1931-5-1 s.n. Los Angeles Santa Monica. School Wildflower Garden. Comment
  UCR189699  Phacelia ramosissima R. G. Swinney 1998-7-10 6404 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  UCR259393  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  CAS-BOT-BC144949  Phacelia ramosissima var. austrolitoralis Geo. B. Grant 1903-5-16 5501 Los Angeles Redondo, S. Cal. Comment
  CAS-BOT-BC159101  Phacelia ramosissima var. latifolia Carl B. Wolf 1936-5-27 s.n. Los Angeles San Gabriel Mts., Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  RSA250587  Phacelia tanacetifolia Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41590 Los Angeles San Gabriel Mts., Angeles National Forest: Grandview Canyon, Mohave desert slopes N of Mile High Ranch in desert chaparral 1372 Comment
  UCSB5446  Phacelia tanacetifolia Ralph, F. 1960-4-1 Los Angeles N side of Calif. Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom and 0.6 miles W of the jct. of road to Victorville, Mojave Desert Comment
  RSA106837  Phacelia tanacetifolia Percy C. Everett, Nick Lolonis 1962-4-30 24459 Los Angeles Hwy 138 at intersection with Palmdale Road Comment
  SEINET12280406  Phacelia tanacetifolia J. F. Bright 1934-1 9256 Los Angeles Santa Monica Coast Range Comment
  SEINET4044601  Phacelia viscida D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  UC57040  Phacelia viscida W. A. Setchell 1901-3-13 Los Angeles Elysian Park Los Angeles Comment
  CATA1234  Phalaris aquatica Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2304 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  SBBG108948  Phalaris lemmonii S. A. Junak 1997-5-20 SCl 880 Los Angeles Ridge Rd, ca. 0.73 mi SSE of Thirst Pk, in extreme upper reaches of Cave Cyn 539 Comment
  SD90634  Phalaris lemmonii Robert F. Thorne 1966-4-17 36090 Los Angeles San Clemente Island; near reservoirs between Boulder & Horton, NE side of the island 487 Comment
  SBBG105554  Phalaris minor T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5136 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  SBBG13004  Phalaris minor E. R. Blakley 1962-10-4 5408 Los Angeles SE side of the Isthmus Cove 1 Comment
  RSA724987  Phalaris paradoxa K. Dobry 1991-6-13 d- 863 Los Angeles Thousand Oaks Simi Hills on slopes of Metclef ridge. 1/2 mi N. of Olsen Rd off Moorpark Rd. Comment
  RSA459246  Pholistoma auritum Richard C. Barkelew 1929-4-14 15838 Los Angeles Near Los Angeles, Mulholland Highlands. Comment
  UCR200198  Pholistoma auritum Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 891 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Canyon SW of fire road south from Engleheard Canyon to powerlines 427 Comment
  RSA459245  Pholistoma auritum E. Crow 1928-4-11 243 Los Angeles Puddingstone Canyon, south of San Dimas. Comment
  CATA3255  Pholistoma racemosum Julie L. King 2017-2-20 53 Los Angeles Santa Catalina Island: Southeast of USC Wrigley; about 0.3 miles directly east of Million Gallon Tank 104 Comment
  RSA155819  Pholistoma racemosum Peter H. Raven 1962-5-21 17804 Los Angeles Santa Catalina Island, Upper Bullrush Canyon. 274 Comment
  RSA527623  Pholistoma racemosum Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4407 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SEINET10327137  Phoradendron serotinum subsp. macrophyllum L. C. Wheeler 1931-12-15 395 Los Angeles Thompson Creek Dam, near Claremont. 495 Comment
  POM354339  Phoradendron villosum F. R. Fosberg 1931-7-14 S 5672 Los Angeles San Gabriel Mountains: Lower Pine Flats, First Camp, north fork San Gabriel River 1500 Comment
  UC848880  Phoradendron villosum Marcus E. Jones, A. M. 1882-2-27 3028 Los Angeles Pasadena Comment
  CAS-BOT-BC250986  Phragmites australis G. B. Grant 1902-10-4 s.n. Los Angeles Los Angeles Comment
  RSA683985  Phyllospadix torreyi E. Yale Dawson 1948-12-1 5695 Los Angeles Santa Catalina Island. On SE side of Catalina Harbor, at the isthmus. Comment
  SD90571  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island; wave-washed rocky shore-line at dead-low tide, Catalina Harbor at Isthmus 0 Comment
  UC723838  Phyllospadix torreyi C. Epling July, 1933 Los Angeles Palos Verdes Comment
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Nov 21 2013
  RSA683986  Phyllospadix torreyi E. Yale Dawson 1948-11-19 5573 Los Angeles Palos Verdes Headland. Comment
  SD69796  Phyllospadix torreyi Robert F. Thorne 1966-4-4 35793 Los Angeles Santa Catalina Island; on rocks exposed at very low tide, Bird Rock Comment
  HSC12254  Pinus attenuata Wendell Wood 1970-6-24 49 Los Angeles Switzer's Camp, Angeles Crest Hwy. 9 mi beyond intersection with Foothill Blvd. 915 Comment
  CHSC26130  Pinus contorta subsp. murrayana B. Prigge 1970-4-12 109 Los Angeles 18 air minles north of San Dimas, 1 mile S of Dawson Saddle on State Hwy 2; San Gabriel Mountains. 2743 Comment
  UCR223095  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles Transverse Range; San Gabriel Mtns., 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
  CAS-BOT-BC72763  Pinus sabiniana Le Roy Abrams; E. A. McGregor 1908-6-19 399 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA0105043  Piptatherum miliaceum R. G. Swinney 2011-10-27 15918 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  UCR258892  Piptatherum miliaceum R. G. Swinney 2010-8-16 13521 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA165693  Plagiobothrys arizonicus Brian C. Miller, Wesley O. Griesel 1963-7-2 s.n. Los Angeles Radio Tower, road from Liebre Camp to Sawmill Camp. 1768 Comment
  LA210027  Plagiobothrys canescens F. R. Fosberg; 10648 Los Angeles Santa Catalina Island, Ridges of Grand Canyon Comment
  SBBG113266  Plagiobothrys canescens S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 360 Los Angeles Cape Cyn, along Cape Cyn Rd, ca. 0.2 rd mi W of Cape Cyn Reservoir 304 Comment
  RSA0065363  Plagiobothrys canescens Lint, Dunn 1948-3-10 305 Los Angeles Bonita and Irwindale, Irwindale. Comment
  UC729523  Plagiobothrys canescens var. catalinensis Carl B. Wolf 1932-5-13 Los Angeles 3.5 mi (by road) from Avalon (on way to Isthmus); Santa Catalina Island 365 Comment
  SBBG98059  Plagiobothrys collinus var. gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5214 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  UCD169641  Plagiobothrys leptocladus Dave Silverman; Jess Jarvis, Colleen Martin 2010-5-19 8011 Los Angeles Antelope Valley, north of Lancaster, 100 m east of Sierra Highway, 240 km north of Avenue F, and 1.3 km south of Avenue E. 702 Comment
  JEPS68110  Plagiobothrys nothofulvus R. F. Hoover 1938-4-16 3116 Los Angeles near Bailey's (road sta. between Quail Lake and Neenach School) (upper Antelope Valley); Antelope Valley Comment
  LA200739  Plantago erecta Jonathan Sauer; H. N. Sauer 1975-4-29 5653 Los Angeles 7 Comment
  SBBG131685  Plantago erecta S. A. Junak 1999-4-24 SCa 863 Los Angeles main rd, just S of [airport] rd 445 Comment
  CDA6619  Plantago major Phillipson 1915-6-8 Los Angeles Lower Arcadia. Comment
  RSA412572  Plantago major Robert Gustafson 1980-9-16 1908 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  SD197849  Plantago subnuda A. C. Sanders, T. B. Salvato 2009-5-20 36872 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Boulevard (Highway 19) and west of Santa Anita Avenue. 66 Comment
  SEINET10297788  Platanthera dilatata var. leucostachys Unknown 1962-1 Los Angeles Comment
  CAS-BOT-BC93185  Platanus racemosa Alice Eastwood 1919-7-4 9285 Los Angeles Santa Monica Canyon. Comment
  CAS-BOT-BC93188  Platanus racemosa Louis C. Wheeler 1931-10-16 258 Los Angeles Foothills 0.5 mile east Palmer Canyon, San Gabriel Mountains. 609 Comment
  RSA187669  Platanus racemosa Robert F. Thorne 1966-9-15 36691 Los Angeles Santa Catalina Island, Escondido Ranch, Cottonwood Canyon, 107 Comment
  SD41971  Platystemon californicus Darley F. Howe 1947-5-5 1541 Los Angeles Highway between Palmdale and Littlerock. Comment
  UC56742  Platystemon californicus Arthur M. Cleghorn 1902-6-11 20 Los Angeles Claremont Comment
  POM1248  Poa annua I. M. Johnston 1916-12-29 s.n. Los Angeles Claremont 366 Comment
  RSA715119  Poa annua Daisie Huang 2006-3-14 60314 -1 Los Angeles Front yard at 160 May Ave., Monrovia. Sunny, west-facing flat. 190 Comment
  UCR193598  Poa pratensis R. G. Swinney 1999-8-16 7658 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 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
  UCR223470  Poa secunda R. G. Swinney 2009-5-28 10928 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UC1595439  Poa secunda subsp. juncifolia Tim Ross 1992-4-4 6064 Los Angeles 1 mi se Black Butte (middle butte of Three Sisters); sw Mojave Desert 969 Comment
  CHSC95918  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA21201  Poa secunda var. secunda P. A. Munz 1923-5-26 6867 Los Angeles San Gabriel Mountains, Big Rock Creek on loose dry slope. 1524 Comment
  LA35992  Polycarpon depressum Peter H. Raven; Henry J. Thompson 1960-5-16 15380 Los Angeles 121 Comment
  CATA1283  Polycarpon tetraphyllum Mark L. Hoefs, Steven A. Junak 1995-7-12 2370 Los Angeles Santa Catalina Island: Outside of Wrigley Garden Herbarium, upper Avalon Canyon 106 Comment
  RSA737075  Polycarpon tetraphyllum Scott D. White, Justin M. Wood 2008-10-7 12558 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR50851  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UC849985  Polygonum argyrocoleon Carl B. Wolf 4216 Los Angeles Pebbly Beach Canyon Santa Catalina Island (at mouth, around rock crusher) 15 Comment
  UCR94692  Polygonum argyrocoleon A. C. Sanders, E. J. Lott 1993-5-6 13955 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UCR95516  Polygonum aviculare L. C. Wheeler 1966-9-21 8883 Los Angeles San Gabriel Mtns., San Gabriel Canyon, El Encanto 259 Comment
  RSA750233  Polygonum hydropiperoides A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37065 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA0060470  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UC56647  Polygonum lapathifolium Miss E. D. Palmer before Feb. 1902 Los Angeles near Chino Comment
  POM12510  Polypodium californicum M. L. Kendall 1921-3-23 117 Los Angeles Lone Hill, San Dimas Comment
  RSA656134  Polypodium californicum Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 666 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 548 Comment
  SBBG107225  Polypodium californicum J. Rebman, J. Dunn 1996-4-28 3100 Los Angeles Eagle Cyn on SE side of island 150 Comment
  RSA689897  Polypodium californicum John E. Marble 1894-5-2 s.n. Los Angeles Elgsian? Park. Los Angeles Calif Comment
  SD47442  Polypodium californicum Ira L. Wiggins 1949-2-22 Los Angeles San Clemenete Island, steep hillside near northeast end 36 Comment
  UC557637  Polypodium californicum Nell Murbarger March, 1936 31 Los Angeles from e to w side of isl. San Clemente Isl. Comment
  UCSB62370  Polypodium californicum Kiefer, Lawrence 1967-3-26 Los Angeles San Gabriel Mtns., NE of Sunland, W of Big Tujunga Station, unnamed tributary of Big Tujunga Canyon, first stream (N-flowing), E of Stone Canyon, ca. 1/2mi up 792 Comment
  LA10124  Polypogon monspeliensis M. Epling; Carl Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA385487  Polypogon viridis Amelia Eatherton 1930-05 s.n. Los Angeles Eagle Rock. Comment
  RSA774841  Polypogon viridis R. G. Swinney 2009-6-12 11148 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CDA7762  Polypogon viridis Michael O Brien 2007-6-24 s.n. Los Angeles Malibu Bluffs 0 Comment
  RSA693285  Polystichum scopulinum M. B. Dunkle 1933-6-17 3602 Los Angeles San Antonio River Canyon 915 Comment
  UCSB18521  Populus fremontii subsp. fremontii Gardner, Ivana 1963-3-29 Los Angeles Near buildings at railway and highway junction; 150 feet southwest of State Highway 126 and U.S. Highway 99, Castaic Junction 309 Comment
  RSA0091684  Portulaca oleracea Bonnie C. Templeton 1967-8-1 10223 Los Angeles Clear Creek Forest Service Station at head of Clear Creek off Big Tujunga. Comment
  POM574  Potentilla anserina var. grandis I. M. Johnston 1911-6-10 1336 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA777523  Potentilla glandulosa R. G. Swinney 2009-5-20 10840 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA35774  Potentilla glandulosa subsp. nevadensis F. W. Peirson 1922-7-5 5249 Los Angeles Big Pines Camp, north slope of San Gabriel Mountains, eastern Los Angeles Co. Comment
  UCR99436  Potentilla gracilis R. G. Swinney 1995-9-4 4498 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  LA208096  Poterium sanguisorba Louis C. Wheeler; 1932-7-25 1102 Los Angeles Thompson Wash 2.5 mi. ne La Verne 380 Comment
  RSA453219  Prunus emarginata I. M. Johnston 1917-8-21 1666 Los Angeles San Antonio Mountains: Upper San Antonio Canyon. 2378 Comment
  RSA586998  Prunus fasciculata var. fasciculata Orlando Mistretta 1992-5-8 298 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  CAS-BOT-BC154566  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-9 17643 Los Angeles San Clemente Island. Just north of Guds 198 Comment
  RSA150676  Prunus lyonii Peter H. Raven 1962-5-9 17643 Los Angeles Canyon just north of Guds [Gray?], San Clemente Island 198 Comment
  UCR152541  Prunus lyonii A. C. Sanders, Lee Jones 2005-4-8 29355 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR209114  Prunus virginiana R. G. Swinney 2008-6-18 9074 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  SBBG127520  Pseudognaphalium biolettii M. L. Hoefs, R. F. Thorne 1996-4-6 2608 Los Angeles Pebbly Beach 6 Comment
  SDSU3741  Pseudognaphalium biolettii H. Wedberg 1966-4-3 1203 Los Angeles Above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  UCR65249  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 S- 4449 Los Angeles Channel Islands, Santa Catalina Island, Camp Frost 380 Comment
  UCR270261  Pseudognaphalium canescens R. G. Swinney 2011-10-10 15729 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  CATA1370  Pseudognaphalium luteoalbum Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2492 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  SBBG128206  Pseudognaphalium luteoalbum M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2196 Los Angeles Horse Beach Cyn, ca. 2.3 mi N of China Point 183 Comment
  UCR243019  Pseudognaphalium luteoalbum R. G. Swinney 2009-8-6 11517 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  SDSU21061  Pseudotsuga macrocarpa Ian Cain, Natasha Bartely 2010-6-21 1534 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 488 Comment
  UC1402299  Pseudotsuga macrocarpa J. S. Horton 1938-9-21 8384 A Los Angeles Glendora 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
  SFV51  Pteridium aquilinum var. pubescens F. R. Rickson 1961-7-31 3 Los Angeles San Gabriel Mountains Buckhorn Camp. 2287 Comment
  UCR276967  Pterostegia drymarioides R. G. Swinney 2010-6-8 13237 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  POM199535  Pterostegia drymarioides I. W. Clokey, Bonnie C. Templeton 1929-03 4523 Los Angeles Mandeville Canyon. 350 Comment
  RSA0080437  Purshia glandulosa R. G. Swinney 2010-5-19 12786 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCR153357  Purshia glandulosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 857 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  RSA229714  Purshia tridentata var. glandulosa Robert F. Thorne, C. W. Tilforth 1969-6-26 38199 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1296 Comment
  UCD113381  Purshia tridentata var. glandulosa Geoffrey Levin 1975-5-17 518 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  RSA0087046  Pycnanthemum californicum R. G. Swinney 2010-9-9 13795 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA158238  Pycnanthemum californicum David P. Gregory 1961-8-10 482 Los Angeles Growing near an apple orchard in the bottom of the canyon below springs. Coldwater Canyon, sw. of Mt. San Antonio. San Gabriel Mountains. Comment
  RSA401596  Pycnanthemum californicum Thekla Mohr 1915-1 3263 Los Angeles North Fork, San Gabriel River. Comment
  UCSB61876  Quercus X grandidentata Ewan, Joseph 1934-12-27 Los Angeles Sawpit Cyn. Monrovia Comment
  LA43668  Quercus agrifolia Carl Epling; Lincoln Ellison Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  UC5470  Quercus agrifolia W. H. Brewer 1861-1-12 128 Los Angeles San Gabriel Comment
  UCR213408  Quercus agrifolia A. C. Sanders, Dan S. Cooper 2010-3-12 37341 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA668666  Quercus berberidifolia Steve Boyd, LeRoy Gross 2002-5-7 10435 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  UC1135549  Quercus berberidifolia A. Lewis 1934-1-1 245 Los Angeles sw Anaverde Valley Angeles National Forest, Elizabeth Lake Quad. 1371 Comment
  RSA9747  Quercus berberidifolia Louis C. Wheeler 1931-11-1 s.n. Los Angeles Foothills 1 mile E liveoak Canyon, San Gabriel Mts. 671 Comment
  CAS-BOT-BC62529  Quercus chrysolepis G. B. Grant 1902-5-27 156 Los Angeles Santa Anita Canon Comment
  CAS-BOT-BC62532  Quercus chrysolepis John Thomas Howell 1927-10-16 3144 Los Angeles Sturtevant Falls, Santa Anita Canon, San Gabriel Mts. Comment
  CAS-BOT-BC62536  Quercus chrysolepis W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mts. Comment
  LA30778  Quercus chrysolepis Jo Ann W. Flock; 1958-12-7 10 Los Angeles Liebre Mt, Angeles National Forest, along trail from Horse Trail Public Camp 1402 Comment
  POM129223  Quercus chrysolepis George B. Grant 1902-6-10 s.n. Los Angeles Mt Wilson. 1677 Comment
Read comments
Nov 12 2010
  RSA475270  Quercus chrysolepis Mark Hoefs 1974-10-3 593 Los Angeles Santa Catalina Island: Upper Fern Canyon -ridge between Mt. Orizaba & Mt. Banning. 518 Comment
  SEINET5792293 Image available Quercus chrysolepis Marcus E. Jones 1882-1 3035 Los Angeles Pasadena, California Comment
  UCR258513  Quercus chrysolepis R. G. Swinney 2010-9-13 13812 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  UCR185582  Quercus douglasii A. C. Sanders 2007-4-25 33568 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  CAS-BOT-BC86239  Quercus dumosa Le Roy Abrams; I. L. Wiggins 1931-7-4 332 Los Angeles Santa Catalina Island. White's Landing Comment
  JEPS37348  Quercus durata Theodore Payne 1907-11-5 4 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  RSA655357  Quercus durata var. gabrielensis LeRoy Gross 2000-11-4 321 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 396 Comment
  RSA655778  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 306 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). 610 Comment
  RSA747741  Quercus durata var. gabrielensis Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12689 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  UCD45987  Quercus durata var. gabrielensis D. Q. Cavagnaro 1963-9-19 99 Los Angeles Right above junction by Lower San Antonio Ranger Station, Mt. Baldy Road, Los Angeles County, California. 792 Comment
  CAS-BOT-BC94163  Quercus engelmannii William Marriott Canby; Sargent 1894-3-1 452 Los Angeles Pasadena Comment
  CHSC26000  Quercus engelmannii L. Enari 1969-7-24 Los Angeles Arcadia, Talac Knoll, Los Angeles State and County Arboretum. Comment
  UCD170605  Quercus engelmannii D. O. Burge 2017-9-17 2308 Los Angeles San Gabriel Mountains, Bailey Canyon Park, N of Sierra Madera. 350 Comment
  UCSB69535  Quercus engelmannii Thorne, Robert 1980-4-26 Los Angeles Channel Islands; Santa Catalina Island, Blackjack Camp; W slope of Blackjack Peak Comment
  POM273367  Quercus john-tuckeri Lyman Benson 1947-10-9 12836 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
  RSA702560  Quercus john-tuckeri Scott D. White 2004-5-10 10355 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  UC1871290  Quercus john-tuckeri T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3979 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon Comment
  UCR140963  Quercus john-tuckeri June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  CAS-BOT-BC105251  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8031 Los Angeles Liebre Mountains. Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  UCD46731  Quercus kelloggii Robert F. Thorne; M. Z. Thorne 1966-8-29 36610 Los Angeles San Gabriel MTS., Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1889 Comment
  RSA213355  Quercus pacifica Reid V. Moran 1941-3-14 708 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  UCSB58641  Quercus pacifica Fosberg, F. 1932-5-7 Los Angeles Canyon above Hay Press, Santa Catalina Island Comment
  UC2052843  Quercus tomentella M. B. Dunkle 1939-11-25 7357 Los Angeles San Clemente Island, NE slope. Comment
  SFV16680  Quercus wislizeni var. frutescens P. Wilson, J. M. Albert 1996-6-12 3442 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  UC1595253  Rafinesquia californica Tim Ross and Peter Fritsch 1990-6-20 3634 Los Angeles near confluence of E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  POM183607  Rafinesquia californica Joseph A. Ewan 1929-5-25 3476 Los Angeles Above Provedencio Rancho, Santa Monica Mountains Comment
  RSA399387  Ranunculus californicus G. R. Johnstone 1930-4-7 s.n. Los Angeles San Francisquito Canyon. Comment
  RSA162761  Ranunculus californicus J. D. Olmsted 1959-4-22 450 Los Angeles Sycamore Canyon along road leading up to reservoir on top of hill west of mouth of canyon, San Gabriel Mountains, Drainage Area to San Dimas Creek. Alt. 1500 ft. 457 Comment
  RSA400239  Ranunculus cymbalaria subsp. saximontanus A. Menke 1955-4-23 s.n. Los Angeles Dry Canyon. Comment
  UCR271486  Ranunculus hebecarpus R. G. Swinney 2011-5-3 14561 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA512050  Raphanus sativus L. C. Wheeler 1967-5-13 9507 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  UCR274077  Raphanus sativus Steven A. Junak 2000-5-18 SCa- 1301 Los Angeles Channel Islands, Santa Catalina Island, north side of North Shore Road, 0.6 mile easy of turn-off for Howland's Landing Comment
  RSA596511  Rhamnus californica subsp. californica Louis C. Wheeler 1966-11-19 9127 Los Angeles San Gabriel Mountains. Pacoima Canyon at Dutch Louie Camp. Comment
  POM296035  Rhamnus crocea Unspecified 1945-3-30 11652 Los Angeles Canyon at Padua Hills above Claremont. Pacific Slope drainage area, North slope. 549 Comment
  JEPS41982  Rhamnus ilicifolia Frank W. Peirson 1918-6-1 109 Los Angeles Eaton Canyon San Gabriel Mts. 609 Comment
  LA32116  Rhamnus ilicifolia Peter H. Raven; Henry J. Thompson 1959-4-3 13911 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, 3.8 mi N of Pacific Coast Hwy. 548 Comment
  POM187986  Rhamnus ilicifolia Marcus E. Jones 1931-10-10 28588 Los Angeles San Antonio Ca - on, north of Claremont. Comment
  RSA390838  Rhamnus ilicifolia E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  SDSU10378  Rhamnus ilicifolia J. Godsil 1953-3-9 557 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  CAS-BOT-BC360866  Rhamnus pirifolia Alice Eastwood 1917-7-20 6469 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC59781  Rhamnus pirifolia G. B. Grant 1901-4-9 8972 Los Angeles Avalon. Comment
  SEINET10837528  Rhamnus pirifolia Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4802 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
  RSA592777  Rhus integrifolia Steve Boyd, Michael Wall 1996-4-4 8536 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16. 488 Comment
  RSA675870A  Rhus integrifolia LeRoy Gross 2003-3-7 778 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland., A short distance east from Lat., Long., 34 deg 15' 12.2'' N, 118 deg 19' 16.8''W. 518 Comment
  SD107804  Rhus integrifolia Larry DeBuhr, Gary Wallace 1972-9-4 719 Los Angeles San Clemente Island, below barracks area at Wilson Cove Comment
  UC1584704  Rhus integrifolia Tim Ross 1991-3-24 4309 Los Angeles sw slope of canyon that drains sse into Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 237 Comment
  UC1595299  Rhus integrifolia Tim Ross 1991-3-10 4208 Los Angeles on e side of Rancho Santa Ana (Benard Field Station); Claremont 391 Comment
  UCR177773  Rhus laurina LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 397 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  CAS-BOT-BC167941  Rhus ovata Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles [Saw-pit Canon] Sawpit Canyon (near Monrovia) Comment
  CAS-BOT-BC167950  Rhus ovata Alice Eastwood 1919-6-20 9052 Los Angeles Mt. Wilson Comment
  RSA549574  Rhus ovata T. S. Ross 1992-4-27 6249 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA592826  Rhus ovata Steve Boyd 1996-4-24 8656 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  UC1130579  Rhus ovata Jerome S. Horton 1935-7-18 226 Los Angeles Divide between e fork San Dimas and San Gabriel Canyons (1 mi w of 4350 Climate Staion 35) 1310 Comment
  UCR132308  Rhus ovata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  UCSB3761  Rhus ovata Wilson, Richard 1958-5-10 Los Angeles 6 miles N. of Foothills Blvd. on Angeles Crest Highway 1066 Comment
  RSA0038418  Rhus ovata Geo. E. Julian 1963-3-7 s.n. Los Angeles Kellogg Hill, Cal Poly Comment
  UCR177626  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Transverse Ranges; Verdugo Mountains region, Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland 488 Comment
  RSA247303  Ribes amarum G. D. Wallace 1966-3-25 208 Los Angeles Millard Canyon, N of Altadena. 457 Comment
  UCSB2585  Ribes amarum Kraebel, C. 1932-1 Los Angeles San Dimas Canyon; Angeles Forest Comment
  UCSB12453  Ribes aureum Haines, A. 1962-3-28 Los Angeles Topanga Canyon Boulevard and Mulholland Drive 259 Comment
  RSA0089426  Ribes aureum var. gracillimum R. G. Swinney 2011-3-17 14108 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA600989  Ribes aureum var. gracillimum Louis C. Wheeler 1967-6-26 9877 Los Angeles Elsmere Canyon. 441 Comment
  RSA720246  Ribes aureum var. gracillimum LeRoy Gross 2007-4-27 2653 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  SBBG126143  Ribes aureum var. gracillimum A. C. Sanders with T. B. Salvato 2009-5-21 36899 Los Angeles Whittier Narrows near S El Monte, N of San Gabriel River channel and SE of Durfee Ave, W half of Whittier Narrows Nature Center 66 Comment
  CAS-BOT-BC93090  Ribes californicum var. hesperium Louis C. Wheeler 1932-1-16 438 Los Angeles Liveoak Wash. 405 Comment
  CAS-BOT-BC93103  Ribes californicum var. hesperium Elmer I. Applegate 1927-1-17 4987 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  UCR211796  Ribes californicum var. hesperium Valerie Soza, B. Hogshead 2002-5-10 1462 A Los Angeles Transverse Ranges; San Gabriel Mountains region, along Upper Monroe Road, c. 6.1 km NNW of Glendora Mountain Rd., upper Venedo Canyon 854 Comment
  UCR43334  Ribes cereum var. cereum David Charlton 1986-6-15 249 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR25493  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 s.n. Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera 122 Comment
  RSA0008292  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 s.n. Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 122 Comment
  RSA0003753  Ribes grantii George B. Grant, Walter Wheeler 1904-5-17 1125 /62. Los Angeles Mt. Wilson. 1524 Comment
  RSA660227  Ribes indecorum Fred Brooks 1988-5-7 40 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  SFV16157  Ribes malvaceum P. A. Krueger 1994-5-11 18 Los Angeles San Gabriel Mountains 1 mile east on 2N24 from Newcomb's Saddle. 1200 Comment
  RSA191011  Ribes malvaceum var. viridifolium Robert F. Thorne 1964-1-25 34056 Los Angeles Chantry Flats, N of Sierra Madre Arroyo Seco section, Angeles National Forest 762 Comment
  RSA84497  Ribes malvaceum var. viridifolium F. W. Peirson 1919-12-2 2342 Los Angeles West Fork of Rubio Canyon, Sn Gabriel Mts 1067 Comment
  CAS-BOT-BC219296  Ribes nevadense I. M. Johnston 1917-7-3 1403 Los Angeles San Antonio Canon [Canyon] 1676 Comment
  UCR204213  Ribes nevadense R. G. Swinney 2001-9-16 8163 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  UC1127642  Ribes roezlii Jerome S. Horton 1939-6-16 550 Los Angeles Upper Wolfskill Canyon, Rain gauge #1 Pomona Quadrangle Comment
  CAS-BOT-BC168666  Ribes speciosum June Giddings s.n. Los Angeles Arroyo Seco Comment
  SD114013  Ribes viburnifolium Darley F. Howe 1968-2-25 4488 Los Angeles Santa Catalina Island; hillside north of Fourth of July Cove. Comment
  UCR186918  Rigiopappus leptocladus A. C. Sanders 2006-4-25 32173 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR73404  Robinia pseudoacacia T. S. Ross 1991-4-21 4511 Los Angeles Whittier Hills (Puente Hills, pro parte), Middle Turnbull Canyon drainage just SW of old water tank. 213 Comment
  SEINET10536524  Romneya Walter H. Lewis Lewis 15647 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  RSA652117  Romneya coulteri Donald E. Miller 1948-5-17 s.n. Los Angeles On Glendora Road. 1220 Comment
Read comments
Jun 22 2015
  RSA431534  Rorippa curvisiliqua Anstruther Davidson s.n. Los Angeles Garvanza. Comment
  RSA602478  Rorippa curvisiliqua Scott D. White 1997-5-8 5094 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UCR581  Rosa californica Eugene Cardiff 1954-6-19 s.n. Los Angeles San Gabriel Mtns., Big Pines 2134 Comment
  CAS-BOT-BC146925  Rosa woodsii John Thomas Howell 1947-7-18 23430 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  RSA757322  Rosa woodsii R. G. Swinney 2008-10-16 9609 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  CAS-BOT-BC146957  Rosa woodsii var. gratissima I. M. Johnston 1917-8-23 1704 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel River 1524 Comment
  RSA485357  Rosmarinus officinalis Steve Boyd, T. S. Elias 1987-4-14 2031 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA679200  Rosmarinus officinalis Michael Denslow, LeRoy Gross 2003-5-12 1142 Los Angeles Along Rincon Red Box Road (2N24.1) near intersection with Valley Forge Canyon. 1250 Comment
  UCR146117  Rosmarinus officinalis Michael Denslow, LeRoy Gross 2003-5-12 1142 Los Angeles Transverse Ranges; San Gabriel Mountains region, Along Rincon Red Box Road (2N24.1) near intersection with Valley Forge Canyon. 1250 Comment
  LA33885  Rubus ursinus Peter H. Raven; 1959-3-15 13849 Los Angeles Santa Monica Mountains, Zuma Canyon, just E of Zuma Beach 21 Comment
  UC52228  Rumex acetosella unknown May 1903 Los Angeles Comment
  RSA749242  Rumex conglomeratus R. G. Swinney 2005-8-11 8467 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA0106815  Rumex conglomeratus Steven A. Junak 1999-7-16 SCa- 1052 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. Comment
  RSA466071  Rumex crispus F. R. Fosberg 1931-4-10 S 4551 Los Angeles Avalon Valley, Santa Catalina Island. 60 Comment
  SFV21430  Rumex crispus L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1070 Los Angeles Verdugo Mountains North side of Verdugo Mountains. South of Hostetter Motorway (in Thomas Guide) just off La Tuna Canyon Road, south of and you can see the 210 Freeway. Unnamed canyon that Hostetter road follows to near the main crest. Could be La Tuna Canyon as this is near the head of that canyon. If this is La Tuna Canyon, then the canyon makes a turn from draining to the west, turns south so the drainage is north. Around the bend in the canyon near above coordinates. 550 Comment
  UCR125243  Rumex crispus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25514 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  UCR195285  Rumex crispus Valerie Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Transverse Ranges: Verdugo Mountains Region, Southern San Rafael Hills, south of Scholl Canyon, Sleepy Hollw Drive to Valle Vista fire road 274 Comment
  CDA23173  Rumex hymenosepalus T. C. Fuller 1958-5-7 2086 Los Angeles Joshua Trees - 1.5 miles west of Littlerock. 0 Comment
  RSA466092  Rumex hymenosepalus Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  SEINET4178302  Rumex salicifolius var. salicifolius J. H. Barber 1897-6-26 196 Los Angeles aliso Canon Comment
  SBBG126927  Rumex stenophyllus A. Parikh, N. Gale 2010-5-21 3393 Los Angeles San Gabriel River, just W of I-605, 0.7 km N of Lower Azusa Rd/Los Angeles St 109 Comment
  CATA565  Ruppia maritima Mark L. Hoefs, Robert F. Thorne 1975-8-7 830 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  SEINET4044574  Sairocarpus coulterianus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 259 Comment
  SEINET4095117  Sairocarpus multiflorus O. M. Clark 1932-1 5124 Los Angeles North Los Angeles. Comment
  UCR182122  Salix R. G. Swinney 1997-6-19 5623 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  CAS-BOT-BC103166  Salix bonplandiana Carl W. Sharsmith 1932-1-17 11 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 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
  RSA226137  Salix exigua Robert F. Thorne, C. W. Tilforth 1971-6-17 39954 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SBBG58922  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Crk, below Castaic 300 Comment
  UCSB52078  Salix gooddingii Bishop, Richard 1967-5-13 Los Angeles Roadside 2 mi. east of Live Oak Campground on Bear Canyon Road, San Gabriel Mountains 762 Comment
  RSA652676  Salix laevigata H. J. Thompson 1959-5-22 1873 Los Angeles Santa Monica Mountains. (Lat. N 34 deg.; Long. 118 deg. -119 deg. W) along Triunfo creek, near mouth of La Sierra Canyon, about 1.5 miles west of Malibu lake. 183 Comment
  UC482209  Salix laevigata Carl W. Sharsmith 1931-10-26 2 Los Angeles 1.5 km. n. Castaic; Santa Clara R. Valley 315 Comment
  UC483014  Salix laevigata F. R. Fosberg 1931-5-4 S 4756 Los Angeles mouth of Middle Ranch Canyon; Santa Catalina Isl., Middle Ranch Canyon 5 Comment
  UC506439  Salix laevigata Carl Hedin and Joseph Ewan 1932-5-10 7697 Los Angeles Verdugo Canyon Comment
  UC846600  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4646 Los Angeles San Francisquito Canyon 800 Comment
  CATA3188  Salix lasiolepis Julia Parish 2016-8-9 006 Los Angeles Santa Catalina Island: East of Old Cottonwood Dam Road, at drainage crossing 68 Comment
  LA52053  Salix lasiolepis Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA652675  Salix lasiolepis Betty Munson 1948-2-1 s.n. Los Angeles Bass Cliff Ranch, San Dimas. 229 Comment
  RSA657018  Salix lasiolepis Joseph M. Keefe 2001-2-7 31046 Los Angeles 3 meters north of Ventura Freeway (Highway 134), 5 meters east of Figueroa Street, southwest of The Eagle Rock Park, Eagle Rock District, Los Angeles, 90041. 280 Comment
  SEINET3158609  Salix lasiolepis G. B. Grant 1161 Los Angeles Pasadena Comment
  UCR178804  Salix lasiolepis R. G. Swinney 1989-6-24 s.n. Los Angeles San Gabriel Mtns., Little Dalton Canyon 427 Comment
  UCR255778  Salix lasiolepis R. G. Swinney 2010-4-15 12266 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  UC506412  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-6-29 7668 Los Angeles Area 4; Tree 6 Comment
  CAS-BOT-BC128489  Salix lasiolepis var. lasiolepis J. Ewan 1931-2-2 4018 Los Angeles Along river banks, Rio Hondo River near Downey Comment
  CDA20305  Salsola australis M. O'Brien 2004-11-1 s.n. Los Angeles Southern California Coast; El Pescador State Beach. 0 Comment
  HSC4511  Salsola tragus C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Canyon Rd. off of Bouquet Canyon Rd. Comment
  POM228981  Salsola tragus L. C. Wheeler 1932-9-5 1342 Los Angeles San Antonio Canyon 1066 Comment
  SD253527  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-7 15449 Los Angeles San Gabriel Mountains: Colby Ranch, S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA0116639  Saltugilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2008-4-16 2472 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  RSA599997  Salvia apiana Steve Boyd, Lauren Raz 1997-5-28 9837 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA616726  Salvia apiana Louis C. Wheeler 1966-8-20 8816 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. Comment
  OBI69292  Salvia apiana John Knap, Denise Knapp 2003-5-11 43 Los Angeles Catalina Island, 371749.51N x 3692478.97 366 Comment
  RSA0089537  Salvia carduacea Steve D. Boyd, Gary D. Wallace 2011-4-14 12320 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Cnayon Road and Crown Valley Road. 829 Comment
  RSA599615  Salvia columbariae Steve Boyd, Lauren Raz 1997-4-16 9509 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  SEINET157238  Salvia columbariae K. Devine, C. Devine, S. McNabb 2005-7-26 51 Los Angeles Hollywood Hills in Beverly Hills.Tree People Conservation area where Coldwater Canyon Dr. and Mulholland Dr. meet. Franklin Canyon Trail. 182 Comment
  UC1349368  Salvia columbariae Robert F. Thorne 1966-4-5 35852 Los Angeles Cottonwood Canyon Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  UCR55850  Salvia columbariae J. A. Adams 1965-3-19 076 Los Angeles Foothills of San Gabriel Mtns., Claremont, Thompson's Wash, north end of Indian Hill Blvd. 427 Comment
  RSA401452A  Salvia columbariae Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA802290  Salvia columbariae Seacord s.n. Los Angeles West Mojave. Comment
  UCSB8123  Salvia columbariae Fox, Lynn 1963-5-3 Los Angeles 100 yards NE of Mint Canyon Campground; 7.7 mi. N of Soledad Canyon Road; on U.S. Highway 6 640 Comment
  RSA0073715  Salvia dorrii subsp. dorrii Orlando Mistrettta, Christine Mistretta 2005-4-21 2051 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  CATA3219  Salvia mellifera Julie L. King 2016-12-2 38 Los Angeles Santa Catalina Island: Big Springs Rd., 0.25 road miles south of junction with Empire Landing Rd. 174 Comment
  JEPS62762  Salvia mellifera Frank W. Peirson 1918-6-1 181 Los Angeles Mt. Wilson San Gabriel Mts. (Toll Road) 609 Comment
  SBBG31381  Salvia mellifera R. F. Thorne with P. C. Everett 1965-5-10 34444 Los Angeles Black Jack Mtn, few hundred feet below summit 487 Comment
  UC883957  Salvia mellifera Ira W. Clokey, B. Templeton May 1929 4478 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  UCR220952  Salvia mellifera Dan S. Cooper 2010-3-22 20100322- 12 B Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA134847  Salvia spathacea Peter H. Raven, Henry J. Thompson 1960-4-12 15020 Los Angeles Sepulveda Canyon. 244 Comment
  RSA477551  Sambucus mexicana Ella M. Kennedy 1923-3-5 s.n. Los Angeles Pasadena. Comment
  RSA544556  Sambucus mexicana T. S. Ross, Elizabeth Kellogg 1992-4-11 6109 Los Angeles San Clemente Island: West fork of China Canyon. E or NE-facing base of canyon wall. 305 Comment
  RSA648205  Sambucus mexicana Dan Milojevich 1981-5-17 43 Los Angeles Santa Anita Ave. & Valley Blvd. Comment
  OBI26305  Sambucus nigra subsp. caerulea Mark Schneider 1973-5-1 27 Los Angeles Mulholland hwy 1-1/2 mi past Stunt Rd. Comment
Read comments
May 8 2014
  SFV3600  Sambucus nigra subsp. caerulea P. G. Kilburn 1958-3-29 672 Los Angeles Santa Susana Mountains Phil Gentile Ranch. On road leading to pasture. 457 Comment
  LA82085  Sambucus nigra subsp. canadensis O. H. Kappler; 1940-5-31 40 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA32912  Sanicula arguta Carl Epling; March 1925 6527 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA32925  Sanicula arguta O. A. Plunkett; 1926-3-20 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC303478  Sanicula bipinnata P. A. Munz 1918-4-11 2035 Los Angeles Lone Hill near Glendora; Southern California, Lone Hill Comment
  RSA746900  Sanicula bipinnatifida R. G. Swinney 2005-4-15 8220 Los Angeles Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 320 Comment
  JEPS273  Sanicula crassicaulis Frank W. Peirson 1919-5-18 431 Los Angeles San Gabriel Mountains, Monrovia Canyon Monrovia Canyon; San Gabriel Mountains, Monrovia Canyon 609 Comment
  POM9550  Sanicula crassicaulis P. A. Munz 1920-5-17 3965 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 121 Comment
  RSA670183  Satureja mimuloides Ian Swift 2001-7-2 236 Los Angeles Middle Fish Canyon, 1.5 miles north of Cienega Campground 808 Comment
  POM122287  Saxifraga californica Marcus E. Jones 1924-4-5 s.n. Los Angeles San Antonio Canon, Claremont Comment
  RSA505267  Schedonorus arundinaceus S. Zona, Arias, Dorado, Hanson, Jose Luis Villasenor 1989-6-28 360 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians 2017 Comment
  CAS-BOT-BC219076  Schinus molle Louis C. Wheeler 1932-10-22 1437 Los Angeles Liveoak Wash near La Verne 403 Comment
  RSA652848  Schinus molle Ron Martinolich 1991-4-7 36 Los Angeles Los Angeles, Griffith Park, Bee Rock Trail, from trailhead of upper, western end, east about 50 feet. Comment
  UCR177625  Schinus molle LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 409 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  UCD92928  Schismus arabicus Robert F. Thorne 1966-6-2 36525 Los Angeles Santa Catalina Island.Between Moonstone and White Coves. 30 Comment
  SD178088  Schismus barbatus A. C. Sanders, T. B. Salvato 2005-4-26 29683 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, Plum Canyon Road in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. 594 Comment
  RSA366067  Schoenoplectus maritimus B. C. Templeton 1956-07 s.n. Los Angeles Highway between Lancaster and Rosamond, Antelope Valley. Comment
  SFV16842  Scirpus acutus var. occidentalis J. D. Dilley 1997-4-5 s. n. Los Angeles San Fernando Valley Van Nuys, Sepulveda Flood Control Basin, 200 m north of the dam. 215 Comment
  RSA365978  Scirpus acutus var. occidentalis B. C. Templeton 1934-10-13 4804 Los Angeles Los Angeles River Comment
  SD72389  Scrophularia villosa Darley F. Howe 1968-2-25 4490 Los Angeles Fourth of July Cove, Santa Catalina Island Comment
  SD84816  Scrophularia villosa Reid Moran 1941-2-28 645 Los Angeles Johnson's Valley, Santa Catalina Island 99 Comment
  UCR192809  Secale cereale T. B. Salvato 2008-4-25 3345 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West 950 Comment
  LA209614  Selaginella asprella Lawrence L. Kiefer; 1963-1-1 347 Los Angeles San Gabriel Mountains, Angeles Crest Hwy. (State Rte. #2), near junction with Hwy. 39 1981 Comment
  SBBG118489  Selaginella asprella L. C. Wheeler 1961-4-21 7803 Los Angeles ca. 0.5 mi W of Sulphur Springs Cmpgrd Comment
  CAS-BOT-BC62027  Selaginella bigelovii Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  SEINET4044449 Image available Senecio aphanactis D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. Deer Creek Canyon. 335 Comment
  CAS-BOT-BC363453  Senecio californicus Munz; Street; Williams 1919-3-15 2400 Los Angeles South Hills, Pomona Comment
  RSA746847  Senecio flaccidus var. douglasii Orlando Mistretta 1992-5-21 s.n. Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA544555  Senecio lyonii Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6111 Los Angeles San Clemente Island: west fork of China Canyon. 101 deg. E, 790m distant from 1448'BM. 293 Comment
  SDSU495  Senecio lyonii R. M. Beauchamp 1967-1-28 136 Los Angeles 1/2 mile southeast of Eel Point; San Clemente Island. Comment
  UC1348958  Senecio lyonii Robert F. Thorne 1966-4-6 35923 Los Angeles about 1 mi w Empire Landing; Santa Catalina Island 76 Comment
  RSA729426  Senecio triangularis R. G. Swinney 1998-7-14 6431 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  RSA755821  Senecio vulgaris R. G. Swinney 2008-12-2 9907 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east. 165 Comment
  UCR256134  Senecio vulgaris R. G. Swinney 2010-4-20 12303 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  UCR104097  Setaria parviflora Scott D. White 1997-5-21 5194 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UCR198050  Setaria viridis Don Ford 1984-8-10 s.n. Los Angeles Western Mojave Desert, Antelope Valley, Lancaster, Antelope Valley Dairy Comment
  POM211197  Sherardia arvensis Louis C. Wheeler 1934-4-28 2577 Los Angeles La Verne. 305 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
  RSA593579  Silene gallica Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8911 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA670212  Silene gallica Joseph M. Keefe 2001-3-16 31137 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  SD69597  Silene gallica Robert F. Thorne, P. Everett 1965-5-12 34637 Los Angeles Santa Catalina Island; Bulrush Canyon. 239 Comment
  OBI74752  Silene laciniata K. Dobry 1991-3-16 d 214 Los Angeles Santa Monica Mts. Lower cold Creek Cyn. Montifisher Property Comment
  RSA658892  Silene laciniata subsp. major Geraldine Dodd 1992-5-25 021 Los Angeles 2 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre, Mt Wilson Hiking Trail. San Gabriel Mtns. 762 Comment
  RSA229107  Silene parishii R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38870 Los Angeles above Angeles Hwy. 0.6 mi. SSE of Dawson's saddle 2393 Comment
  RSA529179  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5618 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1875 Comment
  UC8494  Silene verecunda subsp. platyota J. H. Barber 1897-7-11 257 Los Angeles Summit Mt. Gleason summit Mt. Gleason (Southern California) Comment
  RSA101111  Silene vulgaris Bob Alcorn 1955-4-25 s.n. Los Angeles N. of Glendora along the road against the hills Comment
  CHSC26099  Silybum marianum H. Takahashe 1967-5-10 90 Los Angeles Cal State L.A., SE corner of State College Drive and Eastern Ave. 137 Comment
  SFV20997  Silybum marianum L. Gross 2003-5-4 819 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along east side of Brand Canyon a short distance above the large waterfall near above coordinates. Near level area above river bottom. 393 Comment
  CAS-BOT-BC74899  Sinapis alba Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Soldiers Home. Comment
  RSA12403  Sinapis arvensis C. B. Wolf 1934-4-11 5615 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  UCR213686  Sisymbrium altissimum Justin M. Wood 2009-6-1 792 Los Angeles San Gabriel Mountains, Mill Creek Summit, roadside turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction 1402 Comment
  UCR224264  Sisymbrium altissimum R. G. Swinney 2009-6-24 11278 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  PASA2075  Sisymbrium altissimum Frank W. Peirson 1921-5-18 Los Angeles 1 miles south of Saugus Comment
  POM184700  Sisymbrium altissimum Joseph A. Ewan 1932-5-29 7189 Los Angeles Arrastre Canyon, at end of auto road 1189 Comment
  POM477  Sisymbrium altissimum C. L. Hitchcock 1918-7-5 16 Los Angeles Van Nuys. Comment
  UCD115524  Sisymbrium altissimum R. F. Thorne; M. Z. Thorne 1969-7-9 38563 Los Angeles San Gabriel Mountains, Angeles National Forest, at Big Pines. 2087 Comment
  UCR216877  Sisymbrium irio R. G. Swinney 2009-3-13 10111 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCR220380  Sisymbrium officinale R. G. Swinney 2009-4-16 10356 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR220288  Sisymbrium orientale R. G. Swinney 2009-4-24 10478 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA724470  Sisyrinchium bellum K. Dobry 1991-3-15 423 Los Angeles West San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA79237  Sisyrinchium bellum G. R. Campbell 1952-6-28 17288 Los Angeles South slope Mt. (''Baldy'') San Antonio 2499 Comment
  UCR179293  Sisyrinchium bellum R. G. Swinney 1969-5-5 435 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 358 Comment
  CHSC95861  Solanum douglasii LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 720 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. Sunny east slope just above the bottom of upper part of Brand Canyon. 576 Comment
  LA32373  Solanum douglasii Peter H. Raven; 1959-4-4 13961 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. Comment
  UCR259123  Solanum douglasii R. G. Swinney 2010-5-4 12520 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR281634  Solanum douglasii R. G. Swinney 2014-5-19 16551 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA422390  Solanum douglasii Kathrine Houghton 1931-7-20 s.n. Los Angeles Giffith Park Comment
  RSA535730  Solanum douglasii Tim S. Ross 1991-5-23 5478 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  UC472142  Solanum douglasii J. Ewan 1930-3-8 3715 Los Angeles Verdugo Range, Southard Peak Trail Southard Peak Trail; Verdugo Range, Southard Peak Trail Comment
  RSA427305  Solanum elaeagnifolium F. H. Elmore 1909-01 2348 Los Angeles Pass Rd., Hollywood. Comment
  RSA427306  Solanum elaeagnifolium Anstruther Davidson 1896-10 1933 Los Angeles San Pedro. Comment
  NY759856  Solanum nigrum T. G. Yuncker 1931-6-21 3998 Los Angeles Azusa Comment
  RSA783658  Solanum nigrum J. D. Olmsted 1958-3-11 48 Los Angeles Pomona College campus, [city of] Claremont, near eastern boundary of Los Angeles County. Gradual southward drainage along San Antonio Creek in Blanchard Park. 366 Comment
  POM180107  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1931-9-4 57 Los Angeles 2 mi. NE La Verne. Damp sunny clay soil. 412 Comment
  RSA0103800  Solanum umbelliferum R. G. Swinney 2011-6-14 15109 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA133403  Solanum umbelliferum Peter H. Raven 1959-2-23 13801 Los Angeles Decker Rd. 1.0 mi. N of junction with Mulholland Dr. 503 Comment
  RSA578801  Solanum umbelliferum Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8129 Los Angeles Tributary of Clearwater Canyon: fork area of major blueline tributary which drains southward form Tule Ridge and joins Clearwater Canyon at Plum Spring. (section not demarcated on my map). 814 Comment
  UCR270113  Solanum umbelliferum R. G. Swinney 2010-4-15 12262 Los Angeles San Gabriel Mountains, 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
  UC41540  Solanum wendlandii Earnest Braunton July 1901 Los Angeles Los Angeles Comment
  CHSC36825  Solanum xanti Arthur W. Dawson 1982-4-11 2 Los Angeles Ca. 10 m s of Tuna Canyon Rd. and ca. 1.5 km n of Pacific Coast Highway, ca. 6.0 air km w of Pacific Palisades. 110 Comment
  LA81980  Solanum xanti O. H. Kappler; 1944-2-13 544 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  PASA2158  Solanum xanti Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  SEINET7262092 Image available Solanum xanti var. intermedium I. W. Clokey, B. Templeton April 1929 4432 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  POM4615  Solidago confinis J. F. Illingworth 1898-05 s.n. Los Angeles Claremont. 366 Comment
  SEINET13276800 Image available Solidago velutina subsp. californica R. G. Swinney 2011-1 15885 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  SD181681  Soliva sessilis Louis C. Wheeler 1947-5-22 6502 Los Angeles Exposition Park Comment
  SD69713  Sonchus asper Robert F. Thorne 1966-4-29 Los Angeles Santa Catalina Island: near temporary pool above ranch in Middle Ranch Canyon; 230 Comment
  RSA599685  Sonchus oleraceus Steve Boyd, Lauren Raz 1997-5-6 9704 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
  UCR41710  Sonchus oleraceus G. R. Ballmer, G. 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
  UC447141  Sorghum halepense J. Ewan 1931-5-11 4185 Los Angeles vacant lots at Bonnie Brae & Beverly Los Angeles Comment
  UCD92753  Sorghum halepense Jack McWhorter 1976-5-19 s.n. Los Angeles North Hollywood. Comment
  CLARK-A1703-86  Spartium junceum Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 304 Comment
  UCR86836  Spergularia Scott D. White 1995-4-27 2957 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  SBBG14237  Spergularia bocconi M. A. Piehl 1962-6-9 62373 Los Angeles Thirst 597 Comment
  CAS-BOT-BC390136  Spergularia bocconi Robert F. Thorne 1973-4-11 42799 a Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 426 Comment
  RSA0097896  Spergularia bocconi C. B. Wolf 1932-5-12 3578 Los Angeles Santa Catalina Island. Borders of Catalina Harbor. 3 Comment
  SBBG2060  Spergularia macrotheca E. R. Blakley 1959-4-5 2734 Los Angeles beach cliff on W side of Point Dume 15 Comment
  RSA12265  Spergularia macrotheca C. B. Wolf 1934-4-11 5640 Los Angeles Bryant Ranch, E of Long Beach. On Association oil Co. lease 200 ft no. Bryant well #21 2 Comment
  SBBG96636  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, P. Fritsch 1990-4-6 4174 Los Angeles E side of island, 0.2 mi S of US Navy site called "Jack" 152 Comment
  RSA0098603  Spergularia marina F. R. Fosberg 1930-6-23 S 2969 Los Angeles Del Rey. 0 Comment
  RSA0098138  Spergularia rubra Scott D. White, Justin M. Wood 2008-10-7 12561 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  SEINET3150440  Sphaerostigma veitchianum G. B. Grant 1904-1 1235 -A Los Angeles Pasadena Comment
  UCD92985  Sporobolus contractus P. B. Dickey 1939-8-8 1070 Los Angeles SCS Nursery Littlerock, row 75. Comment
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Jan 20 2015
  UCR205663  Sporobolus indicus A. C. Sanders, T. B. Salvato 2009-5-20 36879 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  POM63390  Stachys albens C. F. Baker 1903-8-2 3663 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA230734  Stachys albens Robert F. Thorne, M. Z. Thorne 1969-7-9 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: upper part of large, wet sloping meadow at Big Pines 2073 Comment
  RSA447288  Stachys albens Unspecified 1901-6-18 s.n. Los Angeles Near Los Angeles. Comment
  RSA547798  Stachys albens Tim S. Ross, Peter Fritsch 1990-6-20 3604 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA565745  Stachys bullata Mike Hammitt, Jason Rick 1991-6-19 s.n. Los Angeles Sawpit Canyon. 549 Comment
  UC57553  Stachys bullata J. H. Barber 1897-3-21 78 Los Angeles Santa Monica Forestry Station Comment
  UCLA71353  Stachys bullata Miss Courtney 1926-4-3 Los Angeles vic<inity> Los Angeles Comment
  SD215446  Stanleya pinnata Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3389 Los Angeles Little Rock Creek; Joshua Tree Campground on the southwest side of Little Rock Reservoir. 997 Comment
  RSA653834  Stellaria media Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 775 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 335 Comment
  UCR281359  Stellaria media R. G. Swinney 2014-5-21 16624 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA526143  Stephanomeria blairii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-6 4137 Los Angeles San Clemente Island: Stone House field station on E side of island, headland between Stone & Burns Canyons. 457 Comment
  RSA661171  Stephanomeria cichoriacea LeRoy Gross 2001-9-1 447 Los Angeles Verdugo Mountains; north side, Along Verdugo Mountain Way east of Whiting Woods Mountain Way 854 Comment
  UC1070311  Stephanomeria cichoriacea Jerome S. Horton 1937-9-21 498 Los Angeles below Dalton Dam; Pomona Quad. 457 Comment
  UCD136246  Stephanomeria diegensis L. D. Gottlieb 1969-9-25 6946 Los Angeles 1-1.5 miles north of Route N1, Malibu Beach, on Route 1. Comment
  CAS-BOT-BC375474  Stephanomeria exigua subsp. exigua W. R. Dudley; F. H. Lamb 1896-6-4 4309 Los Angeles Lancaster Comment
  RSA772396  Stephanomeria parryi R. G. Swinney 2009-5-12 10721 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge. 1435 Comment
  POM153307  Stephanomeria pauciflora var. pauciflora P. A. Munz, I. M. Johnston 1928-9-4 11176 Los Angeles San Gabriel Mountains: Rock Creek 1159 Comment
  RSA659870  Stephanomeria virgata Orlando Mistretta 1992-8-20 766 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA613020  Stephanomeria virgata subsp. virgata L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon on way to Doe Flat 670 Comment
  UCR213460  Stipa lepida A. C. Sanders, Karen Kirtland 2010-5-14 38353 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  UCR255491  Stipa pulchra Dan S. Cooper 2014-5-30 514- 47 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, '1-Mile Tree' at clay lens on west side of upper Western Canyon 261 Comment
  OBI29184  Stipa speciosa David J. Keil 1976-12-12 11902 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  UCR95174  Stipa speciosa L. C. Wheeler 1967-5-9 9402 Los Angeles San Gabriel Mtns., Gleason Canyon, south of Aliso Canyon 1006 Comment
  RSA235092  Streptanthella longirostris R. Ruggles 1971-5-2 32 Los Angeles 15 miles E of Palmdale on S slope of Lovejoy Buttes in Mojave Desert 1220 Comment
  RSA777368  Stylocline gnaphaloides Orlando Mistretta, Christine Mistretta 2010-5-19 5134 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
  UCR229158  Stylocline psilocarphoides Dan S. Cooper 2011-5-5 511- 50 B Los Angeles Western Mojave Desert, Antelope Valley, 5.4 mi southeast (119 deg. ) of Neenach, south of Ripley Reserve, south of Hwy 138 938 Comment
  JEPS87548  Symphoricarpos albus var. laevigatus Tim Ross and Walter Appleby 1993-5-20 7196 a Los Angeles between Wilson Canyon Saddle and Los Pinetos Spring (head of Los Pinetos Canyon, w San Gabriel Mtns); San Gabriel Mtns. Los Pinetos Canyon, San Fernando U.S.G.S.; [mature flrg stems] 914 Comment
  UCR210154  Symphoricarpos rotundifolius R. G. Swinney 2008-8-13 9361 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UC1871128  Syntrichopappus fremontii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4812 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UCR182204  Syntrichopappus fremontii R. G. Swinney 1998-4-14 6004 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
  RSA587224  Syntrichopappus lemmonii Orlando Mistretta 1995-4-25 1648 Los Angeles Kitter canyon. 1113 Comment
  RSA713727  Syntrichopappus lemmonii LeRoy Gross 2005-4-28 2131 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  SD181318  Tamarix aphylla LeRoy Gross 2002-2-2 470 Los Angeles Los Angeles Basin, Verdugo Mountains Region; North side shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. 625 Comment
  SBBG123791  Tamarix ramosissima R. Burgess, C. Davis, B. Meiners, P. Munro 1999-4-17 3254 Los Angeles Canton Cyn, S side of Canton Crk, above second narrows 411 Comment
  UCR178909  Tamarix ramosissima R. G. Swinney 1989-7-31 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Debris Basin 366 Comment
  SEINET5585511  Taraxacum officinale R. E. Riefner Jr. 2008-1 08 -252 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave. and Normande Ave. 1 Comment
  RSA600169  Tauschia arguta Steve Boyd, Lauren Raz 1997-5-1 9661 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment