Search Results — 2000 specimen records retrieved (1584 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
  RSA384189  Abies concolor B. C. Templeton 1932-5-31 4864 Los Angeles Between Big Pines Camp and Jackson Lake 1829 Comment
  RSA82973  Abies concolor G. R. Campbell 1953-11-11 18732 Los Angeles Botanic Garden Nursery Seedlings from Prop No. 8075: Seed collected by P.A. Munz, Sept. 13, 1952, on dry granite slopes, Green Valley, San Bernardino Mts. 2134 Comment
  RSA460914  Abronia maritima F. R. Fosberg 1930-6-23 S 2974 Los Angeles Del Rey. 2 Comment
  HSC24832  Abronia villosa var. villosa James Henrickson 1971-5-2 5540 Los Angeles 15 mi. E of Palmdale, S slope of Lovejoy Buttes in Mojave Desert 854 Comment
  RSA651443  Acacia baileyana Paul Ring 1949-2-17 s.n. Los Angeles Found in canyon north of Infirmary. [Cal Poly, Pomona ?] 243 Comment
  CAS-BOT-BC177025  Acacia cyclops A. C. Sanders; Lee Jones 2005-4-8 29367 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA596360  Acacia mearnsii R. G. Swinney 1989-7-14 s.n. Los Angeles Base of San Gabriel Mtns., in and near the city of Glendora. S of water reservoir at N terminus of Englewild Ave. 396 Comment
  RSA651446  Acacia paradoxa Robert E. Boyles 1948-1-18 s.n. Los Angeles San Dimas Park. 304 Comment
  CAS-BOT-BC331565  Acer macrophyllum Tim Ross 1990-8-17 3186 Los Angeles San Gabriel Mts., Prairie Fork. 1798 Comment
  SEINET3859921  Acer macrophyllum R. G. Swinney 2009-3-25 10155 Los Angeles San Garbiel Mtns. Foothills: far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park.; 0 549 Comment
  RSA592517  Achillea millefolium Mark Hoefs, D. Propst 1973-3-14 81 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  UC1595255  Achillea millefolium Tim Ross and Peter Fritsch 1990-6-20 3632 Los Angeles near confluence of the E & W forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon, East and West Forks of 445 Comment
  HSC24311  Achillea millefolium Karen Klement 1968-5-5 69 Los Angeles 25 mi. NE of Azusa, 2 mi. N. of Rincon Station off Hwy. 39 on side road in San Gabriel Mtns. 732 Comment
  CHSC100178  Achnatherum coronatum John Dittes 2006-5-30 1373 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  POM116126  Achnatherum coronatum Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA138246  Achnatherum coronatum P. H. Raven 1959-5-3 14104 Los Angeles 1.2 miles south of Mulholland Drive, Fraklin Canyon 259 Comment
  RSA484090  Achnatherum coronatum Anstruther Davidson 1917-06 s.n. Los Angeles Crescenta. Comment
  RSA584909  Achnatherum coronatum Timothy S. Ross 1992-5-8 6296 Los Angeles San Antonio Canyon just SW of Mt. Baldy Village along Glendora Ridge Road. 1320 Comment
  CAS-BOT-BC218628  Achnatherum occidentale subsp. pubescens LeRoy Abrams 1902-6-29 2598 Los Angeles Summit of Mt. Wilson Comment
  RSA597742  Achnatherum parishii subsp. depauperatum Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3745 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  UCR84575  Achyrachaena mollis T. S. Ross, Et al 1993-4-24 6946 Los Angeles Channel Islands, Santa Catalina Island, near upper Buffalo Corral Reservoir 221 Comment
  UCSB31364  Acmispon argophyllus var. argenteus Parker, V. 1974-3-27 Los Angeles Fisherman's Cove, Santa Catalina Island Comment
  UCD104082  Acmispon brachycarpus A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25960 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
  RSA0115741  Acmispon dendroideus var. dendroideus Steven A. Junak 1999-5-22 SCa- 1010 Los Angeles Santa Catalina Island. At Goat Harbor. 3 Comment
  LA91410  Acmispon grandiflorus var. grandiflorus Bruce Douglas Clayton; Greg Shaw 1972-3-16 10 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, upper canyon entrance 579 Comment
  SBBG68118  Acmispon strigosus M. N. Ackley -Apr-1922 542 Los Angeles Glendale 182 Comment
  POM47141  Acourtia microcephala I. M. Johnston 1924-8-13 s.n. Los Angeles San Antonio Mtns. Evey Canyon. 731 Comment
  RSA639147  Acourtia microcephala Louis C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Doe Flat, Graveyard Canyon. Comment
  CAS-BOT-BC133181  Adenostoma fasciculatum Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont (San Gabriel Mts.) Comment
  UC859041  Adenostoma fasciculatum Ira W. Clokey, B. Templeton Mar. 1929 4500 Los Angeles Santa Monica Mts., Mandeville Canyon 350 Comment
  RSA660223  Adenostoma fasciculatum var. fasciculatum Fred Brooks 1988-4-3 4 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  LA103209  Adiantum capillus-veneris Barry A. Prigge; 1985-6-14 6413 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  POM874  Adiantum capillus-veneris I. M. Johnston 1918-9-1 2135 Los Angeles San Antonio Mountains. Fern Canyon north of Brown's Flats. 1220 Comment
  UCR191253  Adiantum capillus-veneris R. G. Swinney 1999-7-28 7574 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  RSA729552  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6700 Los Angeles San Gabriel Mtns.: upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  IRVC14115  Adiantum jordanii B. T. Gittins 1968-2-25 4271 Los Angeles Santa Catalina Island; near Isthmus. Channel Islands Comment
  RSA0082598  Ageratina adenophora R. G. Swinney 2010-8-30 13631 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  SEINET6085075  Ageratina adenophora Unknown 1947-4-27 6470 Los Angeles Mountain Cave. 1 mile south of Monrovia. Comment
  RSA547444  Ageratina adenophora T. S. Ross 1992-5-17 6375 Los Angeles San Gabriel Mountains 647 Comment
  UCR223458  Agoseris retrorsa R. G. Swinney 2009-6-8 11097 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
  CAS-BOT-BC139052  Agrostis pallens Peter H. Raven; H. L. Wedberg 1957-6-15 10902 Los Angeles In Latigo Canyon 0.8 mile north of U.S. 101A, Santa Monica Mountains. Comment
  RSA600627  Agrostis stolonifera L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mountains: Big Pines; Headwaters of Mescal Creek. 2043 Comment
  UCR194840  Agrostis viridis R. G. Swinney 1998-8-6 6681 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UC815200  Agrostis viridis Geo. B. Grant Apr 1902 3442 Los Angeles Comment
  CDA4017  Albizia lophantha Robert Gustafson 1981-4-14 2171 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Ballona Wetlands, area 2 0 Comment
  UCD104595  Albizia lophantha Steve Morgan 1991-3-3 s.n. Los Angeles San Dimas, SW corner of San Dimas Ave. and Arrow Hwy. Comment
  RSA603586  Alisma triviale L. C. Wheeler 1947-9-17 6630 Los Angeles Rio Hondo: at Rosemead Blvd. Comment
  JEPS61485  Allium fimbriatum var. fimbriatum Frank W. Peirson 1919-5-10 425 Los Angeles Arrastre Creek, San Gabriel Mountains Comment
Read comments
Jan 1 2017
  RSA586979  Allium fimbriatum var. fimbriatum Orlando Mistretta 1992-5-8 318 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir; Pacifico Mountain quad; 1159 Comment
  UC1971240  Allium haematochiton Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: Divide between west fork Ebey & Little Tujunga Canyons. Comment
  UCR192864  Allium monticola R. G. Swinney 1999-8-9 7605 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  CAS-BOT-BC472942  Allium monticola A. Davidson M. D. 1921-5-1 1924 Los Angeles Rocky slope of Mt. Baldwin Comment
  SD111588  Allium monticola var. monticola Wayne P. Armstrong 1982-6-12 Los Angeles Southeast firebreak ridge of Lookout Mountain. Growing in loose talus slope. 1790 Comment
  RSA515130  Allium praecox Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-30 805 -4 Los Angeles San Clemente Island. Waynuk Canyon, W slope of island. Comment
  SEINET2444586  Allophyllum divaricatum R. G. Swinney 2000-5-20 7690 Los Angeles San Gabriel Mtns. NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 (Glendora 7.5' Q.). 610 Comment
  UC2042124  Allophyllum divaricatum Orlando Mistretta 1990-7-2 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Bear Flat. Comment
  UC450895  Allophyllum divaricatum Fay A. MacFadden 1931-4-10 20 R Los Angeles Tajunga Canyon 426 Comment
  UC52711  Allophyllum gilioides subsp. gilioides J. Burtt Davy May 9 1896-May 24 1896 2516 Los Angeles Manzana Antelope Valley, Manzana Comment
  SBBG125524  Allophyllum gilioides subsp. violaceum A. Parikh, N. Gale 2010-6-15 3289 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1305 Comment
  RSA410086  Allophyllum glutinosum F. R. Fosberg 1931-4-24 S- 4692 Los Angeles Avalon, Santa Catalina Island. Comment
  CHSC95781  Alnus rhombifolia LeRoy Gross; Naomi Fraga, Steve Williams 2002-7-17 551 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  LA33456  Alnus rhombifolia Peter H. Raven; 1959-3-8 13836 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of Pacific Coast Hwy. 30 Comment
  LA33457  Alnus rhombifolia Henry J. Thompson; 1959-2-20 1837 Los Angeles Santa Monica Mountains, La Tuna Canyon, 0.5 mi from ocean 76 Comment
  POM452770  Alnus rhombifolia L. E. Hoffman, B. Templeton 1934-7-24 S.N. Los Angeles Big Rock Creek, Los Angeles. Comment
  RSA611260  Alternanthera caracasana L. C. Wheeler 1946-09 6376 Los Angeles Los Angeles: Georgia Street at 8th. Comment
  RSA603080  Amaranthus blitoides L. C. Wheeler 1932-10-29 1441 Los Angeles Atlantic Ave. ca. 8 mi. N Long Beach. Comment
  RSA416881  Amblyopappus pusillus George B. Grant, Wheeler 1904-5-7 38 Los Angeles Glendora. Comment
  RSA416894  Ambrosia acanthicarpa F. R. Fosberg 1931-7-11 7195 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  RSA596205  Ambrosia acanthicarpa Lauren Raz, Steve Boyd 1996-10-23 016 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA760606  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  UCR68928  Ambrosia chamissonis Steve Boyd, T. Ross, et al 1990-4-7 4267 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SFV3922  Ambrosia chamissonis P. G. Kilburn 1958-7-13 856 Los Angeles Malibu Beach, 0.25 miles west of Malibu Pier. Near Malibu Lagoon. Comment
  CAS-BOT-BC44997  Ambrosia confertiflora Louis C. Wheeler 1931-10-16 255 Los Angeles 1 mile W of Arcadia 137 Comment
  LA98862  Ambrosia dumosa E. R. Hobbs; 1979-6-25 79 -102 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  OBI44787  Ambrosia salsola David J. Keil, V. L. Holland, Michael Stiles, and Francis Villiablanca 1987-5-1 20043 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA77793  Ammannia coccinea F. W. Peirson 1918-08 2079 Los Angeles Long Beach Comment
  SBBG30035  Ammannia coccinea L. C. Wheeler 1933-9-25 2121 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  SFV3054  Amsinckia douglasiana P. G. Kilburn 1958-4-11 706 Los Angeles Santa Susana Mountains Oat Mountain, north slope ravine. Roadside. 945 Comment
  LA40189  Amsinckia intermedia Harlan Lewis; 1940-2-24 1092 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  SD185164  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29441 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 456 Comment
  IRVC26637  Amsinckia intermedia Reid Moran 1941-2-16 569 Los Angeles San Clemente Island [Santa Catalina Island]; Middle Ranch. Channel Islands 500 Comment
  UC79289 Image available Amsinckia lycopsoides Edward Lee Greene 1893-5-1 Los Angeles Watt's Station Comment
  RSA0089903  Amsinckia menziesii A. C. Sanders, E. J. Lott 1993-5-6 13964 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  POM369890  Amsinckia spectabilis Jack Rempel 1932-3-19 s.n. Los Angeles El Segundo. Comment
  UCR123811  Amsinckia tessellata Steven R. Hill, K. Kramer 2001-4-22 33338 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR275024  Amsinckia tessellata Michael Honer, Rachel Woodard 2006-4-18 2202 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 1006 Comment
  UCR95443  Amsinckia tessellata L. C. Wheeler 1967-5-9 9401 Los Angeles San Gabriel Mtns., Gleason Canyon, south of Aliso Canyon 1006 Comment
  RSA483719  Anagallis arvensis Richard Noyes, L. Arnseth 1988-4-30 513 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  UCD117533  Anagallis arvensis P. B. Kennedy 1928-3-30 s.n. Los Angeles White's Landing, Santa Catalina Island. Comment
  POM12287  Anagallis arvensis F. L. Robinson 1921-4-14 24 Los Angeles South Hills. South of Pomona. Comment
  IRVC29539  Ancistrocarphus filagineus A. C. Sanders 2003-4-29 26169 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  UC204674  Andropogon glomeratus var. pumilus Geo. L. Moxley 1917-9-3 632 Los Angeles San Gabriel Mts. Eaton Canyon; , Eaton Canyon Comment
  RSA503847  Anemopsis californica B. C. Templeton 1933-4-24 s.n. Los Angeles Near Chatsworth. Comment
  RSA425829A  Antirrhinum coulterianum Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail 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
  UCR280888  Antirrhinum kelloggii R. G. Swinney 2014-5-15 16506 Los Angeles San Gabriel Mountains, Glendora, ridge system between west and north forks of Hook Cyn., 0.48 miles north of Sierra Madre Ave. 427 Comment
  RSA656384  Antirrhinum majus Gerald Pitto 1980-5-28 39 Los Angeles Verdugo Mountains: 3817 Forest Glen Drive, La Crescenta 518 Comment
  POM354865  Antirrhinum multiflorum L. E. Hoffman 1929-6-23 s.n. Los Angeles Wash. Hd. [Wash at head of] Pacoima Canyon, Angeles National Forest. Comment
  RSA133255  Apiastrum angustifolium P. H. Raven 1959-5-3 14077 Los Angeles Mulholland Drive 0.6 miles east of Coldwater Canyon. 366 Comment
  SBBG12439  Apiastrum angustifolium P. H. Raven 1962-5-9 17665 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  UCD127223  Apiastrum angustifolium A. C. Sanders; T. B. Salvato 2005-4-26 29707 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. 595 Comment
  UCR124620  Apiastrum angustifolium I. W. Clokey, B. C. Templeton 1929-1 4434 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR13454  Apiastrum angustifolium O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  UCR200205  Apiastrum angustifolium Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 897 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  CDA5332  Apium graveolens T. C. Fuller 1961-5-11 7264 Los Angeles Northeast of Lemon Avenue & Vejar Road, Walnut. 0 Comment
  UC56493  Apocynum cannabinum Ernest Braunton Sept 1902 692 Los Angeles Los Angeles Comment
  RSA660270  Apocynum cannabinum Orlando Mistretta, Peter L. Morrell 1992-6-4 500 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR256267  Aquilegia formosa R. G. Swinney 2010-10-13 14041 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA0051700  Aquilegia truncata Lee Haines 1935-6-24 s.n. Los Angeles San Gabriel Mountains. Comment
  UCR273409  Arabis sparsiflora R. G. Swinney 2011-6-22 15248 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA756750  Arceuthobium campylopodum R. G. Swinney 2008-6-17 9049 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
  CATA679  Arctostaphylos catalinae Mark L. Hoefs 1991-4-23 1170 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  SD112060  Arctostaphylos catalinae Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; east slope of Black Jack Mountain road. Comment
  POM367378  Arctostaphylos glandulosa subsp. gabrielensis Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA609593  Arctostaphylos glandulosa subsp. gabrielensis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  CAS-BOT-BC23063  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd 1994-5-10 7692 Los Angeles Liebre Mountains, Saddle divide between east Fork Fish Canyon and Warm Springs Canyon: 890 Comment
  CAS-BOT-BC23065  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3829 Los Angeles San Gabriel Mountains; easterly and southeasterly slopes to the SW of Crystal Lake: USGS 7.5' Quad 1828 Comment
  CAS-BOT-BC24693  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1928-2-18 3347 Los Angeles On trail to Switzer's, Arroyo Seco, San Gabriel Mts. Comment
  CAS-BOT-BC24695  Arctostaphylos glandulosa subsp. mollis Roxana S. Ferris 1941-3-10 10325 B Los Angeles First Tributary in Pico Canyon, Santa Susana Mts., near U.S. Highway #99. 411 Comment
  POM367254  Arctostaphylos glandulosa subsp. mollis Florence Collins 1942-4-5 s.n. Los Angeles Mt. Wilson Comment
  POM367279  Arctostaphylos glandulosa subsp. mollis Anstruther Davidson 1892-5-29 1770 Los Angeles Wilson's Peak Comment
  RSA639177  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-5-15 9553 Los Angeles Fremont pass, north side 541 Comment
  RSA631467  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16002 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA631685  Arctostaphylos glauca Jon E. Keeley 1977-11-5 7012 Los Angeles Stunt Road, several km west of Stunt Ranch. 530 Comment
  UCR197229  Arctostaphylos glauca Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 991 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, east of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642' 838 Comment
  UC1366115  Arctostaphylos parryana Jeannette L. Huber 1969-9-14 1036 Los Angeles c. 30 mi n Azusa; San Gabriel Mtns. 2286 Comment
  RSA634722  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20514 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634918  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20531 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635117  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20316 Los Angeles Road to Mt. Gleason, 4.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635148  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22034 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635178  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20580 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  CAS-BOT-BC42171  Arctostaphylos patula Joseph Andorfer Ewan; Nesta Ewan 1936-8-17 10114 Los Angeles Big rock - Bear Creek divide, San Garbriel Mts. Comment
  RSA635266  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20635 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA718057  Arctostaphylos pungens R. G. Swinney 1997-8-19 5814 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  RSA434333  Argemone munita Bonnie C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  UCD56414  Aristida adscensionis Beecher Crampton 1968-8-10 8320 Los Angeles Santa Catalina Island, Avalon. Comment
  UCD56860  Aristida ternipes var. gentilis Louis C. Wheeler 1934-4-15 2525 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  CAS-BOT-BC90336  Artemisia douglasiana F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles river bottom, near Los Angeles Comment
  CAS-BOT-BC90339  Artemisia douglasiana P. A. Munz; I. M. Johnston 1918-5-19 2263 Los Angeles Claremont Comment
  SBBG12859  Artemisia douglasiana E. R. Blakley 1962-10-5 5446 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  RSA94194  Artemisia ludoviciana subsp. ludoviciana F. W. Peirson 1923-9-1 4028 Los Angeles San Gabriel Mountains 2011 Comment
  POM18238  Artemisia nesiotica Philip A. Munz 1923-4-8 6615 Los Angeles San Clemente Island, canyon side on west coast. Comment
  UC1971226  Artemisia tridentata Louis C. Wheeler 1956-9-16 7239 Los Angeles SAN GABRIEL MOUNTAINS: Guffy Camp, Blue Ridge Comment
  RSA0039070  Artemisia tridentata subsp. parishii R. G. Swinney 2009-11-13 11617 Los Angeles confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  SEINET12283157  Asclepias californica E. A. Purer 1935-1 Los Angeles Hillside, Malibou Road, Santa Monica Mts Comment
  LA105041  Asclepias fascicularis Barry A. Prigge; 1988-7-3 8168 Los Angeles SANTA MONICA MOUNTAINS, 0.2 mi E of jtn of Mulholland Hwy and Old Topanga Rd, across from Calabasas High School. 313 Comment
  JEPS26573  Asclepias vestita Peter Kamb 1948-5-6 959 b Los Angeles desert foothills of the San Gabriel Mts above Little Rock 975 Comment
Read comments
Aug 15 2013
  LA202460  Asparagus asparagoides Arthur C. Gibson; 2006-2-15 5118 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, along road above main parking lot above lower reservoir. Comment
  LA201754  Aspidotis californica Arthur C. Gibson; 2001-5-18 4809 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, near Mulholland Hwy and Kanan-Dume Road. Comment
  RSA748792  Aster greatae R. G. Swinney 2001-8-10 8026 Los Angeles West fork of Little Dalton Canyon Debris Basin, Glendora, north of Glendora Mtn. Road 351 Comment
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May 4 2011
  UCR126757  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26134 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  LA105168  Astragalus didymocarpus var. didymocarpus A. C. Sanders; E. J. Lawlor 1988-4-3 7757 Los Angeles SW end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline road, 0.4 mi. above the old highway 1280 Comment
  RSA592213  Astragalus didymocarpus var. didymocarpus L. C. Wheeler 1967-5-12 9458 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  CAS-BOT-BC182578  Astragalus didymocarpus var. dispermus Lois E. James 1946-4-25 1749 Los Angeles About 1 mi. W. of Ravenna, Soledad Canyon Comment
  RSA730067  Astragalus douglasii R. G. Swinney 1999-5-8 7137 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  RSA628707  Astragalus douglasii var. douglasii R. S. Woglum 1942-5-20 3322 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  SEINET2054745  Astragalus douglasii var. parishii George K. Helmkamp, E. A. Helmkamp 1998-5-21 4052 Los Angeles Western Majave Desert; Junction of Munz Ranch Rd and Lake Elizabeth Rd N of Lake Elizabeth. 1463 Comment
  SBBG117012  Astragalus gambelianus S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1537 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  UC61033  Astragalus gambelianus unknown 1904-5-23 75 a Los Angeles Saugus Comment
  SBBG44507  Astragalus lentiginosus R. Hoffmann 1930-4-29 Los Angeles Lancaster 711 Comment
  UC205378  Astragalus lentiginosus var. antonius I. M. Johnston 1917-8-24 1655 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork (San Antonio Mountains, Southern Californa) 1676 Comment
  SBBG131808  Astragalus miguelensis S. A. Junak, B. Collins 1991-4-24 SCI 186 Los Angeles dune area, just N of Eel Cove Cyn, E side of dunes 42 Comment
  RSA598528  Astragalus nevinii J. P. Rebman, Jonathan Dunn 1996-4-29 3113 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 15 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
  RSA600727  Astragalus pachypus var. pachypus L. C. Wheeler 1955-4-17 7140 Los Angeles San Gabriel Mountains: Cima Mesa. Comment
  SD41982  Astragalus pachypus var. pachypus Darley F. Howe 1947-5-5 1529 Los Angeles East of Littlerock. Comment
  UCD105445  Astragalus trichopodus R. Kinmont; Jill Farris 1997-2-14 6 Los Angeles Sycamore Canyon, off of Pacific Coast Highway, Santa Monica Mountains, north of Malibu, near entrance to mountain biking trail, the ocean on the opposite side of Pacific Coast Highway. Comment
  JEPS54669  Astragalus trichopodus var. lonchus Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  SD13185  Astragalus trichopodus var. lonchus Edith A. Purer 1935-5-11 6548 Los Angeles Malibu Road, Santa Monica Mts. Comment
  UC397246  Astragalus trichopodus var. lonchus I. M. Johnston 1918-5-19 1964 Los Angeles hills s Pomona; Hills s of Pomona Comment
  POM243733  Astragalus trichopodus var. lonchus F. R. Fosberg 1931-5-5 54778 Los Angeles Bullrush Canyon, Santa Catalina Island. 320 Comment
  RSA226106  Astragalus trichopodus var. phoxus R. F. Thorne 1971-6-17 39913 a Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  RSA595999  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-2 9253 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  UCD105475  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1964-6-10 9624 Los Angeles Old Highway 101, 0.5 mile northwest of Gorman. 1188 Comment
  UCR162062  Atriplex Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA188135  Atriplex californica R. F. Thorne 1966-4-29 6297 Los Angeles Ben Weston Beach, Santa Catalina Island. 3 Comment
  RSA341621  Atriplex californica F. C. Boutin 1967-4-23 1639 Los Angeles San Clemente Island: Wilson Cove Comment
  UC2030064  Atriplex glauca Steve Boyd, L. Raz 1997-3-4 9156 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. Comment
  LA38814  Atriplex leucophylla Peter H. Raven; Henry J. Thompson 1959-10-4 14569 Los Angeles 3 Comment
  SD112035  Atriplex leucophylla Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  CAS-BOT-BC180905  Atriplex nummularia Carl B. Wolf 1930-12-23 1822 Los Angeles Playa del Rey 15 Comment
  SBBG29937  Atriplex nummularia C. B. Wolf 1931-12-30 2636 Los Angeles Playa del Rey 30 Comment
  UC527385  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  UC150082  Atriplex pacifica LeRoy Abrams 1903-3-14 3137 Los Angeles near Rocky Point (San Pedro hills); , near Rocky Point Comment
  SEINET4135391  Atriplex parryi Howard C. Stutz 1991-4-30 95774 Los Angeles South Entrance of Edwards Air Force Base.; 0 Comment
  SEINET11940379  Atriplex semibaccata J. F. Bright, Wyman, C. 1931-1 5736 Los Angeles Hollywood Comment
  RSA65373  Atriplex serenana F. W. Peirson 1920-6-22 1818 Los Angeles Bassett, near El Monte. Comment
  SBBG65401  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  CAS-BOT-BC146038  Avena barbata Geo. B. Grant 1905-4-9 87 Los Angeles Pasadena. Comment
  RSA714194  Avena barbata Valerie L. Soza, Miriam Sidibeh 2003-3-26 1616 Los Angeles 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
  RSA748669  Avena barbata R. G. Swinney 2008-3-31 8589 Los Angeles Glendora Mountain summit 1003 Comment
  CHSC99443  Avena fatua LeRoy Gross 2001-3-31 365 Los Angeles Los Angeles Basin: Verdugo Mountains Region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road. The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. Along old road. 396 Comment
  CLARK-A1528-5587  Avena fatua John C. Roos 1943-3-20 2600 Los Angeles Westwood Village Comment
  RSA600185  Avena fatua L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  IRVC26474  Avena fatua A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26142 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  SEINET3127991  Avena sativa G. B. Grant 88 Los Angeles Pasadena Comment
  CAS-BOT-BC145796  Axonopus compressus Grace Cole Fleischman 1954-11-2 s.n. Los Angeles Pasadena. 145 Annandale Road. Comment
  RSA5263  Baccharis douglasii C. B. Wolf 1932-9-16 4090 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  UCR127384  Baccharis glutinosa A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25525 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  SD31169  Baccharis glutinosa Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Comment
  SJSU11715  Baccharis glutinosa J. W. Tilden 1959-3-22 1343 Los Angeles San Antonio Wash near Camp Baldy, San Gabriel Mts Comment
  SJSU6653  Baccharis glutinosa D. K. Loo 1967-3-21 Los Angeles Volge Flats, Big Tujunga Canyon, Angeles National Forest Comment
  RSA522972  Baccharis pilularis Timothy S. Ross 1991-2-23 4083 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 293 Comment
  LA201757  Baccharis plummerae subsp. plummerae Arthur C. Gibson; 2003-9-3 4841 Los Angeles Comment
  CHSC3738  Baccharis salicifolia Susie Boergadine 1966-5-12 Los Angeles San Raphael Mts. 213 Comment
  UCR179609  Baccharis salicina R. G. Swinney 1992-11-11 1982 Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin, on Colby-Dalton Trail 366 Comment
  SBBG125927  Baccharis sarothroides A. Parikh, N. Gale 2010-5-27 3225 Los Angeles Sierra Pelona, 4.5 km W of State Hwy 14, 2 km SW of California Aqueduct; E Liebre Mtns 1000 Comment
  CAS-BOT-BC75760  Berberis nevinii Alice Eastwood 1919-6-21 s.n. Los Angeles San Fernando. Comment
  UC557622  Bergerocactus emoryi Nell Murbarger 1936-3 91 Los Angeles San Clemente Island Comment
  UCR138903  Berula erecta L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mtns, Big Tujunga Canyon, near Doske Road Comment
  UC527404  Beta vulgaris Carl B. Wolf 1932-5-12 3579 Los Angeles border of Catalina Harbor Santa Catalina Island; , border of Catalina Harbor 3 Comment
  CDA2993  Beta vulgaris T. C. Fuller 1981-4-1 20349 Los Angeles Ballona Marsh, 200 meters north of 431 East Culver Blvd., Playa del Rey 0 Comment
  POM350850  Bidens pilosa F. R. Fosberg 1930-7-3 3099 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  LA33467  Bloomeria crocea Peter H. Raven; 1959-5-9 14164 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  CAS-BOT-BC14580  Boechera pulchra Lincoln Constance 1941-4-10 2800 Los Angeles Antelope Valley near Neenach, 13.5 miles west of Lancaster. 914 Comment
  RSA715425  Boschniakia strobilacea R. G. Swinney 1997-8-19 5830 Los Angeles San Antonio Peak (=Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  SBBG108150  Bothriochloa barbinodis S. L. Crockett, M. L. Hoefs, S. A. Junak, J. Takara 1997-3-28 622 Los Angeles N side of Cherry Harbor, overlooking mud flats 42 Comment
  UCR200129  Bowlesia incana Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 778 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  RSA544537  Bowlesia incana Tim Ross, E. Kellogg 1992-4-12 6128 Los Angeles San Clemente Island: 129 degrees SE, 525m distant from Vista, near head of Grove Canyon. 518 Comment
  POM293196  Boykinia rotundifolia Lyman Benson 1948-9-15 13541 Los Angeles San Gabriel Canyon - Lower dam. Pacific Slope Drainage Area. 244 Comment
  RSA757077  Boykinia rotundifolia R. G. Swinney 2008-9-13 9452 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  UCR190079  Boykinia rotundifolia R. G. Swinney 1998-8-5 6633 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  RSA177666  Brachypodium distachyon R. F. Thorne, Percy C. Everett 1965-5-11 34532 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  RSA583025  Brachypodium distachyon Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6948 Los Angeles Santa Catalina Island: W end of island beyond isthmus, NW of Mt. Torquenada. 396 Comment
  SBBG13622  Brachypodium distachyon P. H. Raven 1962-5-20 17771 Los Angeles rd above Pebbly Beach 60 Comment
  RSA0072135  Brassica nigra Carol Frazier 1966-5-10 s.n. Los Angeles San Rafael Hills. 213 Comment
  UCR247505  Brassica tournefortii Dan S. Cooper 2013-4-22 413- 58 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. 235 Comment
  LA31693  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-10-31 14725 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  RSA127930  Brickellia californica Peter H. Raven, A. Thompson 1958-10-11 13765 Los Angeles 4.2 mi. E of top of Saddle Peak on Piuma Road 640 Comment
  CHSC99228  Brickellia nevinii John Dittes 2006-11-3 1428 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn; ca. 2.4 air-miles S of Mt. McKinley, ca. 4.3 air-miles W of Big Tujunga Reservoir, ca. 3.4 air-miles NE of Mt. Gleason Jr. Highschool; slope north of Big Tujunga Canyon road about 1/2-way between Delta Flats Overlook and Trail Canyon Road. 579 Comment
  RSA737560  Brickellia nevinii Sandra Leatherman 1999-6-18 80 Los Angeles Transverse Ranges, Santa Susana Mtns region, Dayton Canyon 341 Comment
  CAS-BOT-BC149340  Bromus arizonicus G. B. Grant 1901-5-14 s.n. Los Angeles Pasadena. Comment
  UCR273633  Bromus carinatus Steven A. Junak 2001-5-3 SCa- 1470 Los Angeles Channel Islands, Santa Catalina Island, north of Airport Road, in extreme upper portion of Swain's (Toyon) Canyon 381 Comment
  SEINET10468954  Bromus carinatus var. californicus David B. Dunn 1941-2-21 Dunn 677 Los Angeles Westwood blvd 1 block s of santa monica. West los angeles. Comment
  RSA230042  Bromus carinatus var. carinatus R. F. Thorne 1971-6-26 40600 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA586061  Bromus carinatus var. carinatus Orlando Mistretta 1995-6-21 1823 Los Angeles San Gabriel Mountains: Emma section, lower Little Rock Creek drainage. Along road near Guard Station. 960 Comment
  UC816274  Bromus carinatus var. carinatus F. R. Fosberg 1931-4-3 S 4484 Los Angeles Santa Catalina Island, Pebble Beach Pebble Beach; Santa Catalina Island, Pebble Beach Comment
  RSA607581  Bromus catharticus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St.. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA611602  Bromus catharticus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  CATA717  Bromus diandrus Mark L. Hoefs 1991-5-3 1219 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  LA105338  Bromus diandrus Barry A. Prigge; 1989-4-23 8412 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  RSA592818  Bromus diandrus Steve Boyd 1996-4-25 8672 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA658368  Bromus diandrus Naomi Zohman 1985-4-28 34 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SBBG32039  Bromus diandrus R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -302 Los Angeles E of saddle between Descanso and Hamilton cyns, upper Descanso Cyn 243 Comment
  RSA598078  Bromus grandis Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3773 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA0097176  Bromus hallii R. G. Swinney 2011-6-1 14980 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA202472  Bromus hordeaceus R. L. Armacost 1963-5-23 1659 Los Angeles Santa Monica. Comment
  UCR190728  Bromus hordeaceus R. G. Swinney 1990-3-24 1552 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  UC816190  Bromus hordeaceus Geo. B. Grant April, 1901 3840 Los Angeles Southern California Comment
  UCSB69249  Bromus madritensis subsp. madritensis Gross, LeRoy; Denslow, Michael; Hogshead, Bill 2003-6-17 Los Angeles Transverse Ranges, Verdugo Mtns region, S side of mountains; Brand Canyon above the largest waterfall where canyon forks off; Burbank 7.5 Quad T1N R12W S5 NW1/4 of SE1/4 519 Comment
  LA13826  Bromus madritensis subsp. rubens Peter H. Raven; 1925-4-18 6764 Los Angeles Santa Monica Mountains, Griffith Park Comment
  LA13827  Bromus madritensis subsp. rubens Carl Epling; 1925-4-18 6766 Los Angeles Santa Monica Mountains, Griffith Park Comment
  UCD59071  Bromus orcuttianus var. hallii Peter Kamb 1948-6-26 1130 Los Angeles South side of Pacoima Canyon near Ant Canyon. San Gabriel Mts. 731 Comment
  POM158282  Bromus rubens M. B. Dunkle 1928-4-29 1917 Los Angeles Santa Catalina Island. Little Harbor 4 Comment
  RSA614153  Bromus rubens Anna Christensen 1997-3-13 3 Los Angeles Claremont, Bernard Biological Field Station. NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  RSA650441  Bromus rubens Vernon Cliffe 1948-5-13 s.n. Los Angeles found growing in flood control nr. Gladstone St. Bridge. 3 miles W. of San Dimas. 259 Comment
  SBBG96663  Bromus rubens S. Boyd with T. Ross, L. Arnseth 1990-4-7 4245 Los Angeles lower half of China Cyn Comment
  UCD59558  Bromus rubens Kenneth A. Wilson 1963-5-12 1296 Los Angeles Santa Susana Mts. Orcutt Ranch in the vicinity of Mission Peak. Comment
  UCD59643  Bromus rubens Elise Jackson 1993-4-21 36 Los Angeles Saugus, Bouquet Cyn. Road, 10 mi. NE of junction w/ Valencia Blvd. 487 Comment
  UCR177777  Bromus rubens LeRoy Gross 2005-4-28 2118 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR194751  Bromus rubens Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 691 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  RSA625156  Bromus sterilis L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA682448  Bromus sterilis LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 957 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.), We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  RSA703201  Calandrinia breweri LeRoy Gross 2005-2-15 1400 Los Angeles Along ridgeline between Brand and Childs Canyons. South side of the Verdugo's. 715 Comment
  UC1922752  Calandrinia breweri Valerie L. Soza, Laura Moore 2000-5-10 870 Los Angeles Transverse Ranges; Verdugo Mountains region; 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''. Near 34deg 14' 22.9'' N 118deg 18' .7'' W T2N R14W NE/4, SW/4 sec. 24. Comment
  UCR200035  Calandrinia breweri Valerie Soza, B. Hogshead 2003-4-23 1641 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  LA91495  Calandrinia ciliata Bruce Douglas Clayton; Greg Shaw 1972-4-15 96 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, upper canyon entrance. 585 Comment
  CAS-BOT-BC80413  Calocedrus decurrens J. H. Thomas 1957-3-7 6494 Los Angeles San Gabriel Mts., about 1 mile beyond Charlton Flat; about 13 miles NE of Pasadena 1493 Comment
  LA29032  Calochortus catalinae Mary V. Hood; 1944-5-7 47 32 k Los Angeles Santa Monica Mountains, Top of grade above Monte Nido 304 Comment
  RSA584768  Calochortus plummerae Timothy S. Ross 1992-7-17 6737 Los Angeles San Gabriel Mountains: Saddle between Fox (triangulation point, 5033-ft) and knoll ESE of it, on steep divide between Fox Creek and Fusier Canyon. 1451 Comment
  UCR163187  Calochortus plummerae Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  RSA641309  Calochortus striatus Orlando Mistretta, Mark Elvin 1995-3-30 1673 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  SEINET5339105  Calycanthus occidentalis G. R. Campbell 1949-6-28 13992 Los Angeles Grown in Botanic Garden, under Prop. No. 26, Plants brought by Allen L. Chickering. (Rancho Santa Anna Botanic Gardens) Comment
  JEPS52562  Calyptridium monandrum Frank W. Peirson 1918-6-4 33 Los Angeles Foothills e of Rubio Canyon 609 Comment
  SBBG107221  Calystegia macrostegia subsp. amplissima J. Rebman, J. Dunn 1996-4-29 3114 Los Angeles Eel Cove and Eel Cove Cyn 50 Comment
  RSA653734  Calystegia peirsonii Elaine Joyal, Sam Garcia 2000-5-18 s.n. Los Angeles Sierra Highway. 839 Comment
  SD3795  Calystegia polymorpha Ruth B. Randall 1931-7-9 177 Los Angeles Recreation Grounds, Big Pines. Comment
  RSA551280  Camissonia bistorta A. M. Johnson 1933-5-20 4302 Los Angeles San Gabriel Mountains, Fish Canyon Wash, open flat, west of bridge, Foothill Boulevard. Comment
  POM50067  Camissonia boothii subsp. decorticans W. R. Dudley, F. H. Lamb 1896-6-12 4438 Los Angeles Gorman's Station Comment
  RSA465977  Camissonia boothii subsp. decorticans R. S. Woglum 1930-4-13 s.n. Los Angeles North Hollywood Comment
  RSA654037  Camissonia californica Valerie L. Soza, Laura Moore 2000-5-10 850 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, W of peak ''1936''. 564 Comment
  UCR223088  Camissonia campestris R. G. Swinney 2009-5-13 10762 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UC1929643  Camissonia campestris subsp. campestris Scott D. White 2003-6-8 9512 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  RSA0092164  Camissonia hirtella R. G. Swinney 2010-5-11 12697 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA517119  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-5-14 2474 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1015 Comment
  RSA628809  Camissonia hirtella Scott D. White, Dave Bramlet 1998-6-29 6819 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
  UCR47882  Camissonia lewisii 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
  RSA305699  Camissonia micrantha Mark Hoefs 1973-4-6 131 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 305 Comment
  UCR194016  Camissonia pallida R. G. Swinney 1999-5-22 7195 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR220249  Camissonia pallida R. G. Swinney 2009-4-28 10514 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR222812  Camissonia pallida R. G. Swinney 2009-4-29 10586 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SEINET2054747  Camissonia pusilla C. J. Helmkamp, E. A. Helmkamp 1998-5-21 4041 Los Angeles Western Mojave Desert; Junction of Munz Ranch Rd and Lake Elizabeth Rd N of Lake Elizabeth. 1097 Comment
  RSA0106730  Camissonia strigulosa R. G. Swinney 2011-6-23 15288 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  UCR277217  Camissoniopsis R. G. Swinney 2010-5-25 12948 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  LA46660  Camissoniopsis bistorta H. L. Wedberg; 1957-4-6 sn Los Angeles 0 Comment
  UC874208  Camissoniopsis bistorta I. W. Clokey and B. C. Templeton 1930-4-8 4693 Los Angeles San Francisquito Canyon 700 Comment
  RSA0103470  Camissoniopsis confusa R. G. Swinney 2011-5-10 14648 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  CAS-BOT-BC160519  Camissoniopsis guadalupensis subsp. clementina Robert F. Thorne 1966-4-15 35991 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
  OBI28050  Camissoniopsis ignota David J. Keil, Dirk Walters 1977-4-30 12301 Los Angeles Ridge Rte, ca 2 mi S of jctn With Los Angeles Co Rd N2 1280 Comment
  SDSU3375  Camissoniopsis intermedia H. Wedberg 1958-5-10 288 Los Angeles On Latigo Canyon Road 0.4 mi. from Mulholland Hwy and just north of calamigos star 'C' Ranch. Cleistogamous. Comment
  UC9910  Canbya candida A. Davidson May 1893 Los Angeles Lancaster Comment
  SBBG37965  Capsella bursa-pastoris E. R. Blakley 1963-12-8 6378 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  RSA670692  Cardamine californica var. integrifolia Geo L. Moxley 1917-3-11 530 Los Angeles Pacoima Canyon, near San Fernando Comment
  SD237386  Cardaria draba David Charlton 2010-7-21 Los Angeles Western Jojave Desert: Edward's Air Force Base, SW of Piute Ponds and adjacent to Shuttle Road and District 14 wast water outlet, west side of Shuttle Road at curve (Rosamund 7.5'Q) 698 Comment
  POM434  Cardionema ramosissimum Daniel L. Crawford, H. D. Hiatt 1916-3-30 s.n. Los Angeles Santa Monica, fields near city. Comment
  SD260856  Carex Mitch Provance, Stephen Reynolds 2011-5-5 17205 Los Angeles San Gabriel Valley: City of San Gabriel, remnants of Eaton Wash, just west of the intersection of Burton Ave and E. Garibaldi Ave. Wash on disturbed mesa (periodically with agriculture) running north to south beneath the SCE power lines. 136 Comment
  CAS-BOT-BC17688  Carex alma H. E. Hasse 1893-5-25 s.n. Los Angeles Near Acton. Comment
  JEPS97724  Carex alma Annetta M. Carter, Arthur Carter 1935-9-12 977 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1645 Comment
  RSA0091538  Carex alma R. G. Swinney 2011-5-26 14875 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  CAS-BOT-BC17674  Carex alma Louis Wheeler 1933-5-5 1690 Los Angeles San Gabrile Mountains. Fish Canyon. 274 Comment
  RSA522454  Carex alma Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4050 Los Angeles Tujunga Ranger District, NE of summit of Tie Summit Station and E of Angeles Forest Hwy. 1463 Comment
  UCR190102  Carex athrostachya R. G. Swinney 1998-9-7 6938 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
  UCR202690  Carex aurea R. G. Swinney 2001-8-11 8041 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  CAS-BOT-BC21308  Carex fracta Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38843 Los Angeles Angeles National Forest. San Gabriel Mountains. Above Angeles Crest Highway. 2316 Comment
  CAS-BOT-BC32086  Carex multicaulis George B. Grant 1902-7-1 138 Los Angeles Mt. Wilson Comment
  SBBG57185  Carex praegracilis R. Hoffmann 1929-5-21 Los Angeles Lancaster Comment
  CAS-BOT-BC118411  Carex praegracilis Richard Ralph Armacost; Henry J. Thompson 1959-5-20 1147 Los Angeles Parkway S. M. Weed in lawn. Comment
  CAS-BOT-BC117929  Carex schottii Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mts: Foot of Holiday Hill Ski Lift. 1996 Comment
  CAS-BOT-BC117935  Carex schottii R. F. Thorne; M. Z. Thorne 1969-7-9 38560 Los Angeles San Gabriel Mts. Angeles National Forest. 2087 Comment
  RSA660828  Carpobrotus LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 s.n. Los Angeles San Rafael Hills: Canyon just north of ridge running west from lookout Tower, East of the (2) Glendale Freeway. 457 Comment
  RSA402597  Carpobrotus edulis F. R. Fosberg 1930-6-23 S- 2975 Los Angeles Del Rey. 1 Comment
  SFV12373  Castilleja affinis D. L. Koutnik, V. Dawes 1978-5-12 481 Los Angeles Santa Monica Mountains Arroyo Sequit along Mulholland Highway. 549 Comment
  RSA295242  Castilleja applegatei subsp. martinii George H. Lewis 1975-6-29 s.n. Los Angeles Hall Beckley Canyon, ca. 1-1/4 miles north of Foothill Blvd. on Palm Drive, La Canada. Comment
  CATA235  Castilleja exserta Mark L. Hoefs, A. Douglas Propst 1973-5-4 228 Los Angeles Santa Catalina Island: By Thompson Dam, middle canyon, south exposure 213 Comment
  UCSB5972  Castilleja exserta subsp. exserta Krogen, Roger 1957-1 Los Angeles Hasley Canyon; 2 mi. NW of HWY 99; 2 mi. S of Castaic Comment
  RSA4327  Castilleja foliolosa S. K. 1909-6-21 55 Los Angeles Claremont. Comment
  RSA589225  Castilleja foliolosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2920 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  SBBG79252  Castilleja foliolosa F. R. Fosberg 1931-3-18 4292 Los Angeles Hamilton Cyn 10 Comment
  RSA400563  Castilleja foliolosa Francis W. Pennell, Harvey Anderson 1940-4-30 25301 Los Angeles Crevices of sanstone, 2300 ft. West of Topanga. 701 Comment
  RSA400566  Castilleja foliolosa Kenneth A. Wilson 1961-3-11 988 Los Angeles San Francisquito Canyon 1.5 miles south of Green Valley (Spunky Canyon Road). Comment
  CAS-BOT-BC32534  Castilleja gleasoni Adolph Daniel Edward Elmer 1902-6-1 3659 Los Angeles Acton, Mt. Gleason Comment
  RSA428382A  Castilleja grisea H. S. Gentry 1939-2-18 411 Los Angeles San Clemente Island Comment
  UCR208241  Castilleja miniata Wayne Sawyer 1981-8-11 123 Los Angeles San Gabriel Mtns., Angeles National Forest, CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  RSA479880  Castilleja miniata subsp. miniata Walter Wisura 1988-8-6 4247 Los Angeles Prairie Fork of San Gabriel River. Fishfork trail above Lupine campground. Comment
  RSA305053  Castilleja minor subsp. spiralis Peter H. Raven 1960-7-17 15558 Los Angeles along Malibu Creek about 2 miles above the Ocean. 46 Comment
  RSA547459  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta 1992-7-24 6750 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  UCR209137  Castilleja minor var. stenantha R. G. Swinney 2008-6-24 9095 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  UCR280759  Castilleja plagiotoma R. G. Swinney 2014-4-30 16302 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  JEPS24714  Castilleja subinclusa subsp. subinclusa E. R. Blakley 1960-4-26 3280 Los Angeles w of Acton (Ward Road) 1005 Comment
  CAS-BOT-BC38142  Caulanthus amplexicaulis Scott D. White 1997-6-29 5399 Los Angeles San Gabriel Mountains. Mount Baldy Village Area. San Antonio Canyon below San Antonio Falls. 2011 Comment
  RSA0086400  Caulanthus amplexicaulis R. G. Swinney 1998-7-10 6376 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  JEPS26576  Caulanthus cooperi Peter Kamb 1948-5-6 980 Los Angeles above Little Rock (desert foothills of San Gabriel Mts.); San Gabriel Mts. above Little Rock 975 Comment
  UCR160852  Caulanthus coulteri Wandalee Thompson 1971-4-15 90 Los Angeles Western Treansverse Range, Juday Flats Road, north of Pine Canyon Road, 6 miles west of Elizabeth Lake 1037 Comment
  UCR265464  Caulanthus coulteri Jordan Zylstra, K. Morse 2015-4-10 15004 Los Angeles Western Antelope Valley, Tejon Ranch, NW of Quail Lake 1102 Comment
  CAS-BOT-BC41136  Caulanthus heterophyllus John Thomas Howell 1928-3-20 3464 Los Angeles Floor of Vermont Canyon, Griffith Park. Comment
  CDA1009  Ceanothus arboreus D. G. Kelch 1991-3-17 1320 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  UCR272940  Ceanothus cordulatus R. G. Swinney 2011-7-29 15581 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CAS-BOT-BC48735  Ceanothus crassifolius Geo. B. Grant 1906-6-10 6671 Los Angeles Mt. Lome, Castle Canyon 914 Comment
  POM2729  Ceanothus crassifolius Dian Haynes 1893-02 s.n. Los Angeles Arroyo Seco, collected near Pasadena Comment
  UC1211128  Ceanothus crassifolius Huron H. Smith 1912-4-30 4875 Los Angeles Mt. Wilson 975 Comment
  RSA399845  Ceanothus greggii var. vestitus L. E. Hoffman 1931-12-23 s.n. Los Angeles Chilao Flats 2134 Comment
  RSA607670  Ceanothus greggii var. vestitus Louis C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: East side of divide between Devil's Canyon and Chilao Flats. 1616 Comment
  UC1070654  Ceanothus greggii var. vestitus H. A. Jensen 1933-5-18 3000 Los Angeles Arrastre Canyon 1219 Comment
  CAS-BOT-BC50162  Ceanothus integerrimus Timothy S. Ross; Steve Boyd 1994-5-24 7844 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. Lakes Hughes 7.5' USGS Quadrangle 1383 Comment
  POM50077  Ceanothus integerrimus A. D. E. Elmer 1902-06 3595 Los Angeles Acton, Mt. Gleason. Comment
  UCSB36642  Ceanothus integerrimus Brownell, Kathleen 1980-5-18 Los Angeles Intersection of Mt.Baldy Road and Glendora Ridge Rd.; San Gabriel Mtns. Angeles National Forest 1219 Comment
  RSA399875  Ceanothus integerrimus Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon. Comment
  CAS-BOT-BC50554  Ceanothus leucodermis Alice Eastwood 1919-5-29 8961 Los Angeles San Gabriel Canyon Comment
  POM293342  Ceanothus leucodermis Lyman Benson 1945-6-5 11762 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
Read comments
Apr 7 2014
  RSA659379  Ceanothus leucodermis Marianne Marshall 1981-5-29 22 Los Angeles Ca. Hwy 39, 4.7 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  SEINET12209920  Ceanothus megacarpus Unknown 1936-1 12704 Los Angeles Santa Monica Mts Comment
  UCR68909  Ceanothus megacarpus var. insularis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4194 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  POM265803  Ceanothus oliganthus J. C. Roos 1942-3-7 1106 Los Angeles On brushy delta, La Canada Comment
  RSA729760  Ceanothus oliganthus R. G. Swinney 1998-8-10 6728 Los Angeles San Gabriel Mtns.: Cattle Canyon, west of (downstream from) Thompson Flat. 671 Comment
  RSA764033  Ceanothus oliganthus Doris Bowers 1957-3-24 631 Los Angeles Millard's Canyon N/o Altadena 1220 Comment
  SBBG119456  Ceanothus oliganthus var. oliganthus A. C. Sanders with M. A. Elvin 2003-6-18 26945 Los Angeles NW of head of Sulphur Cyn 1037 Comment
  CAS-BOT-BC126850  Ceanothus pauciflorus Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of North Fork of Pacoima Canyon 1310 Comment
  CAS-BOT-BC63303  Ceanothus spinosus Le Roy Abrams 1899-3-31 291 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC63305  Ceanothus spinosus Ernest Braunton 1903-1-12 778 Los Angeles Laurel Canyon. Comment
  POM265806  Ceanothus spinosus J. C. Roos 1942-3-14 997 Los Angeles Sepulveda Canyon, W Los Angeles Comment
  RSA0048593  Celosia argentea Lee Haines 1950-9-27 s.n. Los Angeles Van Nuys. Comment
  RSA755955  Celtis australis Dan S. Cooper 2007-5-4 1 Los Angeles Griffith Park. c. 300 m south of Travel Town in small side canyon. Comment
  POM220652  Cenchrus longispinus L. C. Wheeler 1932-8-6 1123 Los Angeles 2 mi. NNE Claremont 426 Comment
  RSA0087089  Centaurea melitensis R. G. Swinney 2010-5-4 12565 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  SEINET9294580  Centaurea melitensis Unknown 2002-5-7 1253287 Los Angeles Los Angeles Comment
  UC30926  Centaurea melitensis Harley P. Chandler 1897-5-31 Los Angeles Claremont 365 Comment
  RSA646088  Centaurium exaltatum Orlando Mistretta 1993-5-10 833 Los Angeles San Gabriel Mountains: Big Pines Highway. 1326 Comment
  RSA724515  Centaurium venustum K. Dobry 1992-10-25 d- 1080 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA747050  Centranthus ruber R. G. Swinney 2008-5-30 8873 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  SD143692  Centranthus ruber Scott D. White 1997-5-21 5206 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom along road to gauging stn. Below Morris Dam. 244 Comment
  CAS-BOT-BC288832  Centromadia parryi subsp. australis Carl B. Wolf 1934-8-16 6051 Los Angeles Bryant Ranch, E of Long Beach 4 Comment
  CAS-BOT-BC279599  Centromadia pungens subsp. pungens Ernest Braunton 1903-6-1 899 Los Angeles Glendale to Burbank Comment
  RSA772401  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  UCR280674  Centrostegia thurberi R. G. Swinney 2014-4-10 16046 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA65897  Centrostegia thurberi F. W. Peirson 1918-6-18 27 Los Angeles Lower Rock Creek, north base of San Gabriel Mountains. 1280 Comment
  SBBG128552  Cerastium glomeratum M. L. Hoefs, D. R. Hoefs, J. Hernandez 1995-6-15 2270 Los Angeles Cottonwood Cyn 33 Comment
  UC1215147  Cerastium glomeratum Peter H. Raven 1962-4-10 17210 Los Angeles summit of Thirst (San Clemente Isl.); San Clemente Isl. 579 Comment
  UC284130  Cerastium glomeratum P. A. Munz 1923-4-10 6715 Los Angeles slope s. of Lemon Tank San Clemente Isl. Comment
  SD72255  Cercocarpus betuloides Jeannette L. Huber 1969-4-27 969 Los Angeles Chilao, 1 mi. north of Chilao Fire Station, San Gabriel mountains 1524 Comment
  CAS-BOT-BC142133  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-28 10747 Los Angeles Eagle Rock Parck, Los Angeles Comment
  POM96076  Cercocarpus betuloides var. betuloides Philip A. Munz 1926-4-4 9999 Los Angeles Bouquet Canyon. 915 Comment
  SBBG32125  Cercocarpus betuloides var. blancheae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -184 Los Angeles upper E branch of Wild Boar Gully, Salta Verde Comment
  UC859432  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-10-4 5182 Los Angeles back of St. Catherine's Hotel (Avalon, Santa Catalina Island); Santa Catalina Island, Avalon 22 Comment
  SBBG128357  Cercocarpus traskiae B. E. Carter, J. Clark, A. Castellano 2012-8-2 6921 Los Angeles Wild Boar Gully 187 Comment
  POM351646  Chaenactis artemisiifolia B. C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 300 Comment
  UCR252894  Chaenactis artemisiifolia R. G. Swinney 2010-5-29 13399 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  JEPS8876  Chaenactis fremontii Frank W. Peirson 1921-5-19 2409 Los Angeles near its opening into the Mojave Desert Little Rock Creek (n base of San Gabriel Mountains); Mojave Desert, San Gabriel Mountains, Little Rock Creek 960 Comment
  RSA749034  Chaenactis glabriuscula R. G. Swinney 2008-5-5 8758 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  UCR190251  Chaenactis glabriuscula R. G. Swinney 2000-5-20 7695 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  RSA0091356  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-6-15 15162 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  UCR120619  Chaenactis glabriuscula var. tenuifolia Steve Boyd, T. S. Ross 1988-4-28 2231 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA228859  Chaenactis santolinoides R. F. Thorne 1971-6-26 39991 Los Angeles Angeles National Forest:, Chilao Flat near entrance. 1616 Comment
  POM11706  Chaenactis xantiana P. A. Munz 1921-6-18 4647 Los Angeles San Antonio Mountains, head of Swartout Valley. 2072 Comment
  RSA704357  Chaenactis xantiana Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1926 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  RSA709678  Chaenactis xantiana LeRoy Gross 2005-4-28 2171 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
  UCSB49513  Chaenactis xantiana Smyth, A. 1983-5-8 Los Angeles North side of Gorman Park Rd., 1 mile E of intersection with I-5 365 Comment
  RSA725194  Chamaesyce albomarginata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -47 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA568996  Chamaesyce albomarginata N. C. Cooper 1944-4-23 1163 Los Angeles Pomona. 244 Comment
  SBBG106221  Chamaesyce maculata S. A. Junak 1990-11-9 SCl 144 Los Angeles N end of island, just SE of passenger terminal building at airfield 60 Comment
  RSA432392  Chamaesyce melanadenia L. C. Wheeler 1936-7-3 4211 Los Angeles Bailey Canyon 396 Comment
  RSA607623  Chamaesyce melanadenia L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: West side of divide between Little Tujunga and Ebey Canyon, along road. 640 Comment
  UC57510  Chamaesyce serpyllifolia J. H. Barber 1898-8-3 Los Angeles Topango Comment
  RSA158335  Cheilanthes newberryi Peter H. Raven 1962-4-12 17310 Los Angeles Narrow Canyon south of canyon below Tomb, west side of San Clemente Island 274 Comment
  CLARK-A1528-2553  Chenopodium album John C. Roos 1947-8-17 Los Angeles San Fernando Valley Comment
  SDSU21588  Chenopodium album Robert F. Thorne 1970-10-15 41872 Los Angeles Rancho Santa Ana Botanic Garden, Claremont, California. 366 Comment
  UCR127391  Chenopodium album A. C. Sanders, Mark Elvin 2002-8-7 25557 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  RSA423306  Chenopodium ambrosioides E. Crow 1928-4-11 236 Los Angeles Puddingstone Canyon Hills, S of San Dimas. Comment
  SD79029  Chenopodium californicum R. Mitchel Beauchamp 1967-1-28 134 Los Angeles San Clemente Island, 0.5 mile southeast of Eel Point. Comment
  UC851038  Chenopodium californicum I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-5-13 4754 Los Angeles Bouquet Canyon 800 Comment
  UCD98092  Chenopodium californicum F. R. Fosberg 1931-3-18 S 4283 Los Angeles Hamilton Canyon, Santa Catalina Island. 10 Comment
  RSA0022261  Chenopodium fremontii Duncan S. Bell, Caitlin Elam 2013-8-1 5551 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  UCR189731  Chenopodium fremontii R. G. Swinney 1998-7-21 6486 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  UCR277248  Chenopodium fremontii R. G. Swinney 2010-9-30 13946 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  LA200366  Chenopodium multifidum Jonathan Sauer; D Caretto 1971-5-7 4911 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  SBBG98704  Chenopodium murale T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5297 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; upper portion of drainage 274 Comment
  RSA478542  Chenopodium murale Edwin Kline 1924-6-8 s.n. Los Angeles Los Angeles. Comment
  UCR132652  Chenopodium strictum Sharon Dougherty 1997-9-18 s.n. Los Angeles San Gabriel Mtns., Kratka Ridge, Angeles National Forest 2073 Comment
  SD138484  Chloris virgata Steven A. Junak 1990-11-9 SCI 143 Los Angeles San Clemente Island; N end of island, just SE of Passenger terminal building at airfield. 60 Comment
  RSA593595  Chorizanthe brevicornu var. brevicornu Steve Boyd, Orlando Mistretta 1996-5-23 8830 A Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA584402  Chorizanthe breweri Tim S. Ross, S. D. Boyd 1994-5-25 8001 Los Angeles Warm Springs Mountain: ca 450 m NW of summit. 1140 Comment
  RSA0085098  Chorizanthe coriacea R. G. Swinney 2010-4-23 12377 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  SEINET11261911  Chorizanthe parryi Mark A. Elvin 2003-6-30 2961 Los Angeles Western Transverse Range; Santa Clarita Valley area: Newhall Ranch, west side of Grapevine Mesa, 4 km SW (2161/4) of intersection of I-5 Fwy and Hwy 126 (Val Verde 7.5' Q.); 0 366 Comment
  CAS-BOT-BC252771  Chorizanthe parryi var. fernandina Alice Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash Comment
  UC849146  Chorizanthe parryi var. parryi Louis C. Wheeler 1932-5-27 765 Los Angeles Thompson Creek Dam near Claremont; Thompson Creek Dam near Claremont 487 Comment
  CAS-BOT-BC244652  Chorizanthe staticoides G. B. Grant 1904-6-17 s.n. Los Angeles Altadena Comment
  CAS-BOT-BC244801  Chorizanthe staticoides Geo. B. Grant 1904-6-17 s.n. Los Angeles Pasadena Comment
  RSA392674  Chorizanthe staticoides Frances Runyan 1973-6-12 72 Los Angeles Agua Dulce, along both sides of the road, near jct. of freeway. 610 Comment
  RSA678253  Chorizanthe staticoides Valerie L. Soza, S. D. Boyd 2002-4-10 1396 Los Angeles Del Sur Ridge, east side of Haskell Canyon, along fire road 6N18 just below peak '2508'. Stables Fire 2001 area. 686 Comment
  RSA779655  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 387 Los Angeles Tick Canyon. 568 Comment
  SBBG27951  Chorizanthe staticoides B. Thoele, L. Thoele -May-1932 Los Angeles Malibu Lake Comment
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Apr 25 2011
  SD261006  Chorizanthe staticoides Andrew C. Sanders, D. Malueg 1998-6-22 22040 Los Angeles San Gabriel Mtns: Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon (Acton 7.5'Q) 1006 Comment
  SDSU4936  Chorizanthe staticoides D. F. Howe 1956-7-1 2551 Los Angeles Kagel Canyon Road, San Gabriel Mtns. 610 Comment
  SFV21455  Chorizanthe staticoides L. Gross 2001-5-28 414 Los Angeles Verdugo Mountains Northeast side of mountains. Start from dead end street (Mesa Lila Road) in Verdugo City. Along ridge between Henderson and Engleheard Canyons. 549 Comment
  RSA756902  Chorizanthe watsonii R. G. Swinney 2008-6-17 9026 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UCR227717  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-4 5254 Los Angeles San Gabriel Mountains, Monte Cristo Canyon, triutary of Mill Creek Canyon, 3.0 mi southwest of Mill Creek Summit, along SCE transmission line corridor 1372 Comment
  UCR141042  Chrysolepis sempervirens June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA522294  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd 1990-2-3 3827 Los Angeles just W of mouth of San Antonio Canyon. Comment
  UCR124720  Chrysothamnus nauseosus subsp. mohavensis B. C. Templeton 1932-8-25 5088 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  OBI63078  Cirsium occidentale var. californicum R. K. Brummitt & S. D. Boyd, S. D. Boyd 1998-5-25 20037 Los Angeles 14 km N of Castaic, near summit of Warm Springs Mt 1190 Comment
  SDSU3782  Cirsium occidentale var. californicum Gerald Collier 1951-5-5 M 582 Los Angeles Santa Ana Canyon, San Gabriel Mtns. about 5 miles north of Santa Anita dam. Comment
  SFV12021  Cirsium occidentale var. californicum D. L. Koutnik 1978-3-27 164 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  UCR259143  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-28 12378 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  CAS-BOT-BC285588  Cirsium occidentale var. occidentale Timothy S. Ross; J. Mark Porter 1995-5-4 8508 Los Angeles Liebre Mountains. Texas Canyon: ca 2.8 road miles NE of Bouquet Canyon Road 609 Comment
  SBBG95914  Cirsium occidentale var. occidentale M. B. Dunkle 1939-4-3 7227 Los Angeles Chenetti Cyn Comment
  CAS-BOT-BC285792  Cirsium vulgare Geo. B. Grant 1898-4-12 s.n. Los Angeles Pasadena Comment
  RSA522323  Cirsium vulgare Steve Boyd 1990-2-3 3817 Los Angeles just W of mouth of San Antonio Canyon. Comment
  RSA503167  Cistanthe monandra Gary D. Wallace 1966-4-24 499 Los Angeles Along Hwy. 138 just south of where it joins Pearblossom Hwy. Near Pearblossom 762 Comment
  RSA719025  Cistanthe monandra R. G. Swinney 1998-4-14 5977 Los Angeles 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
  SEINET10956560  Citrus limon Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2497 Los Angeles City of Pasadena. Vartan Family Grocery, 1511 E. Washington Blvd. 270 Comment
  POM153248  Clarkia bottae C. L. Hitchcock 1928-5-11 51 Los Angeles Mouth of San Dimas canyon. Comment
  POM306308  Clarkia bottae Henry J. Ramsey, Henry J. Ramsey 1937-6-6 1388 Los Angeles Kinaloa [Kinneloa] Canyon, Altadena. Comment
  UCR166712  Clarkia bottae Scott D. White, Jennifer H. Jones 2005-6-23 11146 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  UCR17895  Clarkia cylindrica Martha Hilend 1928-5-26 s.n. Los Angeles Tehachapi Mountains, On the Ridge Route, near its summit 1268 Comment
  RSA453452  Clarkia dudleyana Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon, Wolfskill Canyon. 549 Comment
  UC1929743  Clarkia dudleyana V. Soza, LeRoy Gross 2001-5-22 1239 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  UC373499  Clarkia dudleyana C. L. Hitchcock 1928-5-19 47 Los Angeles Palmer's Canyon 900 Comment
  POM8249  Clarkia epilobioides P. A. Munz, R. D. Harwood 1920-5-15 3933 Los Angeles [Coldwater] Canyon 305 Comment
  UCR142507  Clarkia epilobioides F. R. Fosberg 1931-4-10 S- 4549 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  CAS-BOT-BC163715  Clarkia purpurea subsp. quadrivulnera Le Roy Abrams 1899-3-31 304 Los Angeles Sepulveda [Canon] Canyon, S. Monica Mts. Comment
  LA45557  Clarkia purpurea subsp. quadrivulnera Carl Epling; 1926-4-10 sn Los Angeles Simi Hills - Santa Susana Mountains, Santa Susana Pass Comment
  LA45566  Clarkia purpurea subsp. quadrivulnera Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA448287  Clarkia purpurea subsp. quadrivulnera Anstruther Davidson 1908-09 1792 Los Angeles San Fernando [Plains?] Comment
  RSA0011523  Clarkia rhomboidea Orlando Mistretta, Christine Mistretta 2011-6-23 5724 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  CAS-BOT-BC165509  Clarkia unguiculata Peter H. Raven 1959-5-9 14163 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek Drainage 274 Comment
  RSA448583  Clarkia unguiculata Fay A. MacFadden 1931-3-28 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR88512  Clarkia unguiculata Scott D. White, Chet McGaugh 1995-5-9 3025 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
  RSA706434  Clarkia xantiana subsp. parviflora LeRoy Gross 2005-6-23 2376 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  CHSC100789  Claytonia parviflora subsp. parviflora Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 62 A Los Angeles Transverse Ranges; San Gabriel Mountains region. Off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  CHSC95540  Claytonia parviflora subsp. parviflora LeRoy Gross 2005-4-28 2124 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA727615  Claytonia parviflora subsp. utahensis R. G. Swinney 1998-4-14 6019 Los Angeles San Gabriel Mtns./Southern Mojave Desert: mouth of Mescal Canyon, c. 50 m SE of Mescal Canyon Reservoir, west side of stream. 1476 Comment
  UCR126589  Claytonia perfoliata A. C. Sanders 2003-4-17 26073 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA678207  Claytonia perfoliata subsp. mexicana V. Soza, LeRoy Gross 2001-4-18 1133 -b Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 793 Comment
  RSA466702B  Claytonia perfoliata subsp. mexicana Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  UCR213781  Clematis lasiantha Scott D. White, Justin M. Wood 2009-5-6 12654 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  CATA3198  Clematis ligusticifolia Julie L. King 2016-11-15 17 Los Angeles Santa Catalina Island: Upper Cottonwood Rd., where drainage crosses the road by the Mexican fan palm, about 1.15 road miles from junction with Blackjack Road 267 Comment
  RSA579131  Cleome isomeris T. S. Ross, J. Mark Porter, Vanessa Ashworth, D. L. Banks, Megan Tommerup, Gery Allan 1994-3-28 7440 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; narrow, eroded canyon through southerly coastal bluffs, ca. 2750m SE of Inspiration Point and 2680m WNW of Whites Point. 15 Comment
  RSA650756  Cleome isomeris Eleanor McClung 1937-3-14 20 Los Angeles Palos Verdes Comment
  UCR98797  Collinsia bartsiifolia var. davidsonii Steve Boyd, Lauren Raz 1997-4-16 9520 Los Angeles San Gabriel Mtns., NW end of range, Peace Valley due south of the junction of Interstate 5 and Hwy 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service Road 8N01. 960 Comment
  RSA0121222  Collinsia bicolor E. A. Purer, Freda Detmers 1931-3-15 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA0011011  Collinsia callosa R. G. Swinney 2008-5-5 8770 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek. 1256 Comment
  RSA191108  Collinsia heterophylla Robert F. Thorne, M. Z. Thorne 1967-6-25 37107 Los Angeles San Gabriel Mountains; upper Evey Canyon. 823 Comment
  RSA408290  Collinsia heterophylla Thomas Moore 1947-5-3 32 Los Angeles Topanga Canyon. Comment
  RSA640834  Collinsia heterophylla Louis C. Wheeler 1931-4-27 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  RSA659846  Collinsia heterophylla Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  UCD123690  Collinsia torreyi Leo Hitchcock 1928-5-26 s.n. Los Angeles Chula Vista Camp Ground, Mt. Pinos. 2438 Comment
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Dec 13 2015
  RSA190924  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne 1967-5-19 36888 Los Angeles Santa Catalina Island, on lower slopes of upper Sweetwater Canyon 290 Comment
  SBBG13722  Constancea nevinii P. H. Raven 1962-4-12 17312 Los Angeles below the Tomb 121 Comment
  RSA305711  Convolvulus arvensis Mark Hoefs 1973-6-5 329 Los Angeles Santa Catalina Island: Middle Ranch Canyon. Comment
  SBBG128231  Convolvulus simulans M. L. Hoefs, S. A. Junak, D. Knapp 2000-5-5 3078 Los Angeles near rd below El Rancho Escondido 146 Comment
  UCR217708  Conyza bonariensis A. C. Sanders, Dan S. Cooper 2010-8-5 38551 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA250353  Cordylanthus nevinii Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42229 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  SD239911  Cordylanthus nevinii R. G. Swinney 2009-7-29 11426 Los Angeles Transverse Range; San Gabariel Mountains: Pacifico Mountain summit (Pacifico Mountain 7.5'Q) 2153 Comment
  JEPS23210  Cordylanthus rigidus subsp. setiger Rimo Bacigalupi with Reino Alava 1958-7-20 6407 Los Angeles Charlton Flat close to Angeles Crest Hwy (State Hwy 2) San Gabriel Mts., Angeles National Forest 1623 Comment
  RSA659876  Cordylanthus rigidus subsp. setiger Orlando Mistretta 1992-8-20 776 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1738 Comment
  UCR270847  Cordylanthus rigidus subsp. setiger R. G. Swinney 2011-6-29 15324 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  JEPS33598  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  SEINET3347175  Coreopsis bigelovii R. G. Swinney 2009-4-24 10492 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam (Pacifico Mountain 7.5' Q). 963 Comment
  UCR97795  Coreopsis gigantea Scott D. White 1997-3-12 4752 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 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
  LA205798  Corethrogyne filaginifolia A. M. Johnson; 1928-3-13 185 Los Angeles Del Rey Hills Comment
  RSA0091791  Corethrogyne filaginifolia R. G. Swinney 2011-11-1 15950 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UC280130  Corethrogyne filaginifolia I. M. Johnston 1918-9-1 2137 Los Angeles Brown's Flats San Antonio Mts. 1310 Comment
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Oct 31 2012
  RSA187984  Cortaderia selloana R. F. Thorne, Percy C. Everett 1965-6-22 34870 -B Los Angeles Santa Catalina Island: beyond Lookout Point 30 Comment
  RSA616147  Cotula australis Valerie L. Soza 1998-5-3 99 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  UC166236  Cotula australis George B. Grant 1905-4-3 224 -6460 Los Angeles Collected at Pasadena Comment
  RSA596885  Crassula connata T. S. Ross, J. Mark Porter 1995-5-4 8462 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SFV1572  Crassula connata K. A. Wilson 1962-4-3 1262 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of New Topanga Canyon Road. 245 Comment
  RSA0073146  Crassula connata var. connata R. F. Thorne, James Hendrickson 1963-5-5 32307 Los Angeles Open, burned-over ridge top, Cobal Canyon, foothills of San Gabriel Mts. 4 mi. North of Claremont 518 Comment
  RSA150856  Crassula connata var. erectoides P. H. Raven 1962-4-11 17272 Los Angeles beach due west of Wall 2; San Clemente Island. 9 Comment
  RSA251477  Crassula connata var. erectoides R. F. Thorne 1973-4-11 42800 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA640019  Crassula tillaea L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ham Canyon. . 754 Comment
  RSA5873  Cressa truxillensis C. B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch, west side of San Gabriel River Flood Control, 1/2 mi. So. of 7th St (Long Beach). 3 Comment
  UC872170  Crocanthemum scoparium var. vulgare Ira W. Clokey, B. Templeton May 1929 4490 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  NY268577  Crossosoma californicum R. F. Thorne 1970-3-5 39349 Los Angeles Santa Catalina Island: Middle Ranch Canyon. 243.8 Comment
  UC212321  Crossosoma californicum Geo. B. Grant 1898-2-19 6408 Los Angeles Santa Catalina Island Comment
  UC284963  Crossosoma californicum P. A. Munz and Milton Smith 1923-4-11 6767 Los Angeles Hay Ranch San Clemente Island (w coast of island) Comment
  UCR220051  Cryptantha R. G. Swinney 2009-4-24 10448 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
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Feb 19 2020
  UCR276814  Cryptantha R. G. Swinney 2010-5-21 12888 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
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Feb 19 2020
  RSA710382  Cryptantha barbigera LeRoy Gross 2005-5-3 2190 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR270213  Cryptantha circumscissa R. G. Swinney 2011-4-1 14297 A Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR89456  Cryptantha circumscissa T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4967 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  RSA0031378  Cryptantha clevelandii Louis C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  RSA0031379  Cryptantha clevelandii K. Dobry 1992-10-25 d- 1067 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA526568  Cryptantha clevelandii Steve Boyd, Tim Ross, L. Arnseth 1990-4-7 4253 a Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SD31159  Cryptantha clevelandii var. florosa Edith A. Purer 1931-4-28 Los Angeles Palos Verdes Hills Comment
  SEINET4206984  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-3-24 S 4350 Los Angeles Santa Catalina Island.; 0 30 Comment
  SBBG20199  Cryptantha decipiens M. A. Piehl 1963-5-30 63499 Los Angeles Hwy 138, 1.5 mi W of county line near Desert Springs 1213 Comment
  LA94303  Cryptantha intermedia Carl Epling; 1927-5-14 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  PASA1981  Cryptantha intermedia Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA747553  Cryptantha intermedia R. G. Swinney 2008-4-11 8667 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UC1870298  Cryptantha intermedia LeRoy Gross, Valerie Soza 2003-5-15 900 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of ... 396 Comment
  UC56961  Cryptantha intermedia Harley P. Chandler 1897-2-6 Los Angeles Claremont 487 Comment
  UCR197234  Cryptantha intermedia Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 978 Los Angeles Verdugo Mountains, southwest side, north of Chandler Fire Road (Verdugo Mtwy), northwest of 'La Tuna,' above Chandler Canyon, south of La Tuna Canyon 457 Comment
  POM369503  Cryptantha intermedia Bette Wright s.n. Los Angeles Foothills, Glendale Comment
  POM369858  Cryptantha intermedia M. Mead 1972-4-8 12 Los Angeles San Gabriel Mountains; Collected 1 mile NE of McCurdy Nature Center, Eaton Canyon. Comment
  RSA98096  Cryptantha intermedia P. A. Munz 1925-4-23 9425 Los Angeles San Gabriel Canyon 305 Comment
  UCR233751  Cryptantha leiocarpa Jeremiah George 2012-3-12 s.n. Los Angeles South Coast, Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
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Dec 5 2018
  RSA499644  Cryptantha micrantha Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  RSA229158  Cryptantha micrantha R. F. Thorne, C. W. Tilforth, John Dourle 1969-7-29 38841 Los Angeles San Gabriel Mountains: Chilao area, sandy roadbank on Angeles Crest Hwy. 1524 Comment
  RSA0091491  Cryptantha micromeres R. G. Swinney 2010-3-13 11887 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  SBBG63710  Cryptantha microstachys M. N. Ackley -Apr-1928 44 Los Angeles Santa Monica Mtns 274 Comment
  SBBG63610  Cryptantha muricata M. N. Ackley -Feb-1928 Los Angeles Eagle Rock 243 Comment
  UC1871313  Cryptantha muricata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3914 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  UCR258494  Cryptantha muricata R. G. Swinney 2010-5-29 13017 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  SEINET6063823  Cryptantha muricata Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UC604553  Cryptantha muricata C. W. Sharsmith 1938-8-30 3865 Los Angeles between Barley Flats and Red Box Divide; San Gabriel Mountains 1219 Comment
  RSA0078903  Cryptantha muricata var. denticulata Jane Tirrell, Shirley Imsand 2012-7-6 LS 0091 Los Angeles San Gabriel Mountains region: South side Pacific Crest Trail approx. 0.5 mi east of Windy Gap. 2454 Comment
  POM3905  Cryptantha muricata var. jonesii I. M. Johnston 1918-5-12 1950 Los Angeles San Antonio Mountains. San Antonio Canyon. At Hog Back 1128 Comment
  RSA596911  Cryptantha muricata var. muricata T. S. Ross, J. Mark Porter 1995-5-4 8521 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SBBG125852  Cryptantha muricata var. muricata A. Parikh, N. Gale 2010-6-1 3242 Los Angeles Sierra Pelona 3.9 km W of State Hwy 14, 1.9 km SW of California Aqueduct; E Liebre Mts 1070 Comment
  UCR162756  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1990-5-17 2582 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District 1613 Comment
  RSA0079354  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-5-14 2499 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1073 Comment
  SEINET9119024  Cryptantha muricata var. muricata R. Ferber 1991-1 910528 Los Angeles San Rafael Hills, above Padre's Trail. Especially abundant on ridge line near cross. Comment
  UCR110886  Cryptantha nevadensis A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22000 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
  RSA0070285  Cryptantha nevadensis var. rigida LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6998 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA80756  Cryptantha nevadensis var. rigida F. W. Peirson 1919-5-10 5811 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  RSA479536  Cryptantha simulans Steve Boyd, Laura Kopase 1987-6-8 2074 Los Angeles San Gabriel Mts. 5 miles WNW of Wrightwood in Canyon Near Jct. with Mescal Creek 1524 Comment
  RSA191183  Cryptantha simulans R. F. Thorne 1967-7-19 37173 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA596035  Cucurbita foetidissima T. S. Ross, J. Mark Porter 1995-5-4 8453 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  POM264166  Cuscuta californica J. C. Roos 1937-9-2 644 Los Angeles Manhattan Beach. Comment
  RSA802431  Cuscuta californica var. californica Orlando Mistretta, Cher Batchelor 2011-7-27 5991 Los Angeles Arroyo Seco Cyn drainage. Angeles Crest Hwy, near mile market no. 31. 975 Comment
  SD39897  Cuscuta campestris Edith A. Purer 1931-4-28 2032 Los Angeles Redondo Beach Comment
  RSA640972  Cuscuta subinclusa L. C. Wheeler 1931-7-7 s.n. Los Angeles 1/4 mile northeast Stoner's: (vicinity of Claremont). Comment
  RSA747389  Cyclospermum leptophyllum A. C. Sanders, T. B. Salvato 2009-5-20 36884 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  SEINET9143485 Image available Cylindropuntia echinocarpa Marc A. Baker, Bruce D. Parfitt 1987-4-12 7517 Los Angeles 0.6 km ENE of Big Rock Road along Big Pines Hwy and the San Andres Rift Zone; 0.5 km SE of Big Rock Springs. 1225 Comment
  SFV12471  Cylindropuntia prolifera M. H. Grayum, D. L. Koutnik 1978-3-6 973 Los Angeles Palos Verdes Pensinsula. On steep, coastal bluffs between Point Fermin and White's Point. Comment
  CAS-BOT-BC190263  Cynodon dactylon Tim Ross 1992-6-15 6593 Los Angeles Whittier Hills (local name for western extremity of the Puente Hills). Head of Turnbull Canyon, about 80 m southwest of the intersection Skyline Drive with Turnbull Canyon Road. 349 Comment
  RSA483547  Cynodon dactylon G. J. Hollenberg 1928-7-16 s.n. Los Angeles Near Venice. Comment
  UCD60015  Cynodon dactylon Katharine Brandegee Date Unknown s. n. Los Angeles Catalina Island. Comment
  SEINET12280947  Cynoglossum grande Unknown 1933-1 8489 Los Angeles in foothills out of Los Angeles Comment
  RSA0070366  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
  SBBG128261  Cyperus eragrostis M. L. Hoefs, S. A. Junak 1996-7-9 2737 Los Angeles lower Cape Cyn Reservoir, Cape Cyn 237 Comment
  SEINET7581768 Image available Cyperus erythrorhizos Louis C. Wheeler 1946-9-2 6339 Los Angeles San Gabriel Mountains, west fork San Gabriel River, 1/2 mile W of Bear Creek. 518 Comment
  CAS-BOT-BC70545  Cystopteris fragilis Joseph Ewan 1932-7-4 7579 Los Angeles Millards Canyon, San Gabriel Mts. 1127 Comment
  RSA587983  Cystopteris fragilis Orlando Mistretta, Timothy S. Ross 1994-6-1 1291 Los Angeles San Gabriel Mountains, Santiago Canyon, Pacifico Mountain, near top of Santiago Canyon 1930 Comment
  CAS-BOT-BC198207  Cytisus striatus R. Leen 1987-5-29 s.n. Los Angeles Tujunga Canyon along Highway 210 between Tuna Canyon Road and Lowell Avenue Comment
  RSA650357  Dactylis glomerata Nancy Gould 1977-5-13 24 Los Angeles Cal Poly Campus, Pomona. Comment
  RSA421874  Datura wrightii F. R. Fosberg 1931-5-21 S- 4928 Los Angeles Fourth of July Bay, Santa Catalina Island. Comment
  SEINET6168337  Datura wrightii N. K. Berg 1904-4-14 s.n. Los Angeles Santa Monica Comment
  UC897691  Deinandra clementina Carl B. Wolf 1932-10-3 Los Angeles at site of Tent City, Pebbly Beach Santa Catalina Island 7 Comment
  UC535336  Deinandra fasciculata Ira W. Clokey, B. Templeton 1929-8-1 4600 Los Angeles Santa Monica Mountains; Mandeville Canyon 200 Comment
  LA93453  Deinandra fasciculata John O'Leary; Walt Westman 1975-7-7 418 Los Angeles Growing at he Institute of Environmental and Evolutionary Biology field station where planted as a fire retardent plant. UCLA Comment
  SFV21035  Delairea odorata L. Gross 2001-12-9 459 Los Angeles San Gabriel Mountains Big Santa Anita Canyon. About 0.25 miles down from tributary of Winter Creek, east of Chantry Flat. 518 Comment
  RSA772591  Delphinium ajacis Ken Rafanan 1972-5-16 33 Los Angeles Pomona College wash (Blanchard Park), Claremont; San Gabriel Mt. Range, Pacific slope Drainage 335 Comment
  UCD95644  Delphinium cardinale Daryl Koutnik 1978-6-24 554 Los Angeles Mulholland Highway, one mile south of Seminole Hot Springs. 335 Comment
  RSA394495  Delphinium cardinale Wm. Martin 1971-8-25 s.n. Los Angeles On the road to Saddle Peak, Santa Monica Mountains. Comment
  RSA394505  Delphinium cardinale Anstruther Davidson 1892-6-14 s.n. Los Angeles Los Angeles area, illegible label locale. Comment
  UC1375445  Delphinium glaucum Robert F. Thorne 1971-8-25 41259 Los Angeles Lily Spring San Gabriel Mts., Angeles National Forest, Mt. Hawkins (nw slope of mt) Comment
  RSA0080719  Delphinium parishii R. G. Swinney 2010-5-12 12758 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
  UCR223006  Delphinium parishii R. G. Swinney 2009-5-13 10787 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  JEPS60615  Delphinium parishii subsp. parishii J. B. Davy 1896-5-17 2485 Los Angeles Antelope Valley Comment
  RSA654438  Delphinium parryi Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 983 a Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, above Brace Canyon, W of junction with Stough Canyon Mtwy. 610 Comment
  SD178256  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gariel Mountains: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Road. 395 Comment
  UCR140170  Delphinium parryi A. C. Sanders 2003-4-17 26068 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA398724  Delphinium parryi Geo. L. Moxley 1913-06 1931 Los Angeles Los Angeles Comment
  JEPS79884  Delphinium parryi subsp. parryi C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4751 Los Angeles Bouquet Canyon 800 Comment
  LA52178  Delphinium parryi subsp. parryi A. M. Johnson; 1934-5-4 4468 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA69413  Delphinium parryi subsp. parryi F. W. Peirson 1918-6-12 48 Los Angeles Burnt area in hills east of Rubio Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC33225  Delphinium parryi var. maritimum LeRoy Abrams 1901-4-1 1186 Los Angeles Near Ballona Harbor Comment
  POM149  Delphinium patens subsp. hepaticoideum I. M. Johnston 1917-5-6 1924 Los Angeles Evey Canyon, north of Claremont 762 Comment
  POM230715  Delphinium patens subsp. hepaticoideum I. W. Clokey, E. G. Anderson 1935-5-9 6621 Los Angeles San Dimas Canyon Comment
  UCSB32387  Delphinium patens subsp. montanum Griesel, Wesley 1962-5-12 Los Angeles The trail from Charleton Flats to Chilas Camp, San Gabriel Mts. 1524 Comment
  RSA433204  Dendromecon rigida C. R. Parks 1965-4-15 s.n. Los Angeles Angeles Forest Highway: 13 mi. S of Palmdale, in vicinity of Mill Creek Summit. 1372 Comment
  SEINET5339599  Dendromecon rigida G. B. Grant 278 Los Angeles Arroyo Seco Canyon. Comment
  UCR259460  Descurainia incisa R. G. Swinney 2010-9-7 13701 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA369571  Descurainia sophia Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA641644  Descurainia sophia L. C. Wheeler 1967-5-31 9806 Los Angeles Big Rock Creek, 3/4 mile south of Big Rock Springs 1219 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
  UCD114798  Descurainia sophia Leo Turner 1928-5-20 s.n. Los Angeles Antelope Valley. Comment
  RSA582762  Dicentra chrysantha Tim S. Ross, Steve D. Boyd 1993-5-23 7262 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
  UCR128157  Dicentra ochroleuca Mark A. Elvin, Cathleen Weigand 2003-5-22 2901 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA0042045  Dichelostemma capitatum R. G. Swinney 2010-3-10 11828 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  UCR273421  Dichelostemma capitatum R. G. Swinney 2011-6-22 15243 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  CAS-BOT-BC499434  Dichelostemma capitatum E. K. Balls 1954-5-26 19413 Los Angeles (Rancho Santa Ana Botanic Garden) Native plants in garden, Claremont Comment
  CAS-BOT-BC499436  Dichelostemma capitatum C. F. Baker 1909-3-20 s. n. Los Angeles Claremont Comment
  UCSB794  Dichelostemma capitatum subsp. capitatum Wedberg, H. 1957-3-16 Los Angeles UCLA Campus; Faculty Hill Comment
  CAS-BOT-BC292136  Dicoria canescens Dr. A. Davidson 1892-1-1 s.n. Los Angeles At Los Angeles Comment
  UC1793993  Digitaria ischaemum G. B. Grant 1906-8-7 7158 Los Angeles Pasadena Comment
  POM308943  Digitaria sanguinalis Kay H. Beach 1943-8-27 1903 Los Angeles On trail to Wolfskill Falls, San Dimas Experimental Forest, U.S. Forest Department. San Gabriel Mountains. Comment
  SBBG66777  Diplacus fremontii E. Rockwell -Apr-1920 1051 Los Angeles Glendora 243 Comment
  RSA0036283  Diplacus longiflorus Bill Duval s.n. Los Angeles San Rafael Hill. Comment
  SBBG113263  Diplacus puniceus S. A. Junak 1997-3-28 SCa 386 Los Angeles Avalon Cyn along lower end of Hermit Gulch Trail, just uphill from Crk crossing 137 Comment
  CATA12  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-3-30 1 Los Angeles Santa Catalina Island: Airport burn area [burned January 2002]. NE of transect #10 259 Comment
  RSA599855  Distichlis spicata Steve Boyd, Lauren Raz 1997-5-6 9771 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SBBG106915  Distichlis spicata M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-25 2429 Los Angeles lower Buffalo Springs Reservoir 426 Comment
  UC1536943  Dithyrea californica Gordon H. True Jr. 1935-3-5 51 Los Angeles Lovejoy Butte Comment
  SD168071  Dodecatheon clevelandii subsp. insulare G. L. Webster, M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7758 Los Angeles Catalina Island; slopes of Black Jack Mt. 449 Comment
  SD90346  Dodecatheon redolens Robert F. Thorne, J. Dourley 1967-10-10 37352 Los Angeles San Gabriel Mts., Angeles National Forest: 1.5 mi. E of Dawson Saddle; in cienega, cool, moist shaded N-facing slope 2332 Comment
  POM820  Dryopteris arguta P. A. Munz 1918-3-28 2000 Los Angeles Canyon near Palmer's Canyon. Comment
  UC223673  Dryopteris arguta C. F. Millspaugh 1920-1-10 4564 Los Angeles Wishbone; Santa Catalina Island Comment
  RSA650214  Dryopteris arguta Jerry Davids 1949-2-2 s.n. Los Angeles Collected- Cal Poly campus. 182 Comment
  RSA678689  Dryopteris arguta Mark Elvin, Orlando Mistretta 1996-3-24 137 Los Angeles Eagle Canyon, San Clemente Island. 244 Comment
  RSA423471  Dudleya Anstruther Davidson 1908-06 s.n. Los Angeles San Gabriel Mountains Comment
  RSA0048062  Dudleya anomala E. K. Balls 1953-6-13 18331 Los Angeles Grown in Rancho Santa Ana Botanic Garden under propagation No. 4195 from plants collected by Reid Moran (#885), on north Coronado Island, Mexico. Comment
  RSA584592  Dudleya cymosa subsp. pumila T. S. Ross, Orlando Mistretta 1993-5-26 7317 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (USFS) between Wilson Canyon Saddle and May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1098 Comment
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Sep 30 2014
  RSA622841  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  RSA131252  Dudleya lanceolata P. C. Everett, E. K. Balls 1959-5-22 23805 Los Angeles Big Rock Creek, N slopes, San Gabriel Mts, from Valyermo 1220 Comment
  RSA244381  Dudleya lanceolata Robin S. Collins 1973-5-15 268 Los Angeles Trail Canyon, from start of pack trail and into canyon ca. 3 mi. 609 Comment
  UC205022  Dudleya lanceolata I. M. Johnston 1917-6-20 1367 Los Angeles San Antonio Canyon at 7 Oaks San Antonio Mtns 975 Comment
  UCR17826  Dysphania multifida O. F. Clarke 1972-10-4 s.n. Los Angeles San Gabriel Valley, Pomona 275 Comment
  UC1714435  Echinochloa crus-pavonis I. M. Johnston 1918-8-4 2111 Los Angeles North Pomona 365 Comment
  PASA1876  Echinocystis macrocarpa Annetta Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  UCR223490  Echinodorus berteroi R. G. Swinney 2009-7-1 11295 Los Angeles Transverse Range; San Gabriel Mtns., Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  LA210321  Ehrendorferia ochroleuca Carl Epling; 1933-5-13 2856 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, Temescal Canyon Comment
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Jun 23 2016
  SD66846  Ehrharta calycina R. Mitchel Beuachamp 1967-3-19 332 Los Angeles San Clemente Island, west of Sherman Airfield Comment
  RSA0042315  Ehrharta calycina Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3197 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir. 304 Comment
  UCR239213  Ehrharta erecta Pamela Conway, LeRoy Gross 2010-12-27 1 Los Angeles Transverse Ranges; San Gabriel Mtns., Little Santa Anita Canyon; short distance west from the old Mt. Wilson toll road, along trail to Orchard Camp 395 Comment
  UCD49807  Eleocharis macrostachya Daryl Koutnik 1978-3-31 194 Los Angeles W of Triunfo Creek. S of Westlake. 274 Comment
  RSA533910  Eleocharis palustris Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5182 Los Angeles San Clemente Island; SE end of island in the vicinity of Knob, 5100 ft NW of Guds. About 250 feet SSE of Knob, approaching Knob Canyon 282 Comment
  RSA571882  Eleocharis radicans R. L. Moxley 1914-9-3 13 Los Angeles Arroyo Seco, Near Colorado Street bridge. Comment
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Nov 12 2009
  RSA743551  Eleusine coracana subsp. africana R. E. Riefner 2007-11-10 7 -498 Los Angeles City of Malibu, Malibu Rd. 0.5 mi W of Pacific Coast Hwy. 10 Comment
  SEINET251658  Elymus elymoides A. C. Sanders 2003-6-18 269472 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch, Simi Valley East 7.5 854 Comment
  UCR258713  Elymus elymoides R. G. Swinney 2010-5-19 12821 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
  UCR270028  Elymus elymoides R. G. Swinney 2010-5-12 12734 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  POM1333  Elymus elymoides subsp. californicus I. M. Johnston 1917-6-20 1304 Los Angeles Baldy Lookout of USFS. 2134 Comment
  CAS-BOT-BC207180  Elymus elymoides subsp. elymoides Timothy S. Ross 1994-5-31 7961 Los Angeles Pacifico Mountain, W slope, ca 315 m WSW of the 7124-ft summit - San Gabriel Mountains 2109 Comment
  CHSC95523  Elymus glaucus subsp. glaucus LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Los Angeles Basin: Verdugo Mountains region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland. 427 Comment
  UCR143222  Elymus glaucus subsp. glaucus F. R. Fosberg 1931-4-14 S- 4610 Los Angeles Channel Islands, Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  UCR142808  Elymus glaucus var. glaucus L. C. Wheeler 1936-6-21 4162 Los Angeles San Gabriel Mtns, West Fork of Palmer Canyon 701 Comment
  CAS-BOT-BC234099  Elymus multisetus R. L. Armacost 1967-6-2 2240 Los Angeles Vacant lot opposite 910 Franklin St., Santa Monica Comment
  POM359945  Elymus multisetus T. W. Minthorn 1925-5-30 s.n. Los Angeles Palmdale ? Comment
  SBBG59339  Elymus multisetus R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  OBI69330  Emmenanthe penduliflora John Knapp, Denise Knapp 2003-5-10 62 Los Angeles Catalina Island; 367748.29N x 3695875.36E 351 Comment
  RSA663499  Emmenanthe penduliflora Scott D. White, Pam DeVries 1998-4-20 6302 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  UCR219428  Emmenanthe penduliflora R. G. Swinney 2009-3-31 10228 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  SD90302  Encelia actoni Robert F. Thorne, C. W. Tilforth, et al 1972-6-29 42103 Los Angeles San Gabriel Mountains, 2 miles southeast of Valyermo on road from Jackson Lake. 1435 Comment
  LA94431  Encelia californica Leo Boyd; 1953-5-10 sn Los Angeles Comment
  CHSC62034  Encelia farinosa L. P. Janeway 1993-10-5 4614 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  UCR146111  Encelia farinosa Michael Denslow, Steve Boyd 2003-5-7 1086 Los Angeles Transverse Ranges; San Gabriel Mountains region, Lower Glendora Ridge Motorway (1N26) above Azusa 518 Comment
  SEINET6051968  Encelia farinosa Louis C. Wheeler 1973-5-16 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  POM145530  Endolepis covillei J. B. Feudge 1925-5-23 1885 Los Angeles Near Lancaster. 716 Comment
  LA6792  Ephedra nevadensis Carl Epling; M. Epling May 1925 sn Los Angeles Mint Canyon 1523 Comment
  UC1076386  Ephedra nevadensis H. L. Mason 1930-4-20 5593 Los Angeles hills in Rock Creek region Mohave Desert, Rock Creek Comment
  CHSC101345  Ephedra viridis Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -37 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA595129  Ephedra viridis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8565 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  UCR259146  Epilobium canum R. G. Swinney 2010-8-30 13615 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
  UCR259173  Epilobium canum R. G. Swinney 2010-9-9 13755 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC166277  Epilobium canum subsp. canum Geo. L. Moxley 1919-9-1 716 Los Angeles Rolling slope west of Cahuenga Peak, Los Angeles Comment
  POM2972  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1918-12-19 s.n. Los Angeles Placerita Canyon near Newhall. Comment
  RSA592649  Epilobium canum subsp. canum Mark Hoefs 1973-7-14 380 Los Angeles Santa Catalina: just east of Wrigley Botanic garden; upper Avalon Canyon. 107 Comment
  UC20669  Epilobium canum subsp. canum W. H. Brewer 1861-12-5 45 Los Angeles San Gabriel Mts. Comment
  UC557763  Epilobium canum subsp. canum Nell Murbarger April, 1936 11 Los Angeles San Clemente Island Comment
  UC55380  Epilobium canum subsp. latifolium J. H. Barber 1897-7-11 252 Los Angeles Mt. Gleason Summit Comment
  RSA448498  Epilobium ciliatum H. E. Hasse 1906-7-15 s.n. Los Angeles Los Angeles. Comment
  RSA0096794  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-9-27 15697 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
  RSA604694  Epilobium ciliatum subsp. glandulosum Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  POM308920  Epilobium glaberrimum subsp. glaberrimum Unspecified 1943-9-1 674 Los Angeles Near main check dam, Fern Canyon. San Dimas Experimental Forest. Comment
  RSA613605  Epipactis gigantea Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Ant Canyon. 678 Comment
  UCD138933  Epipactis gigantea P. C. Everett; E. K. Balls 1960-5-30 24132 Los Angeles San Gabriel Canyon, 2.5 mile from Azusa. 243 Comment
  SDSU1969  Equisetum hyemale subsp. affine J. Godsil 1952-4-28 214 Los Angeles Little Dalton Canyon, above Glendora. 366 Comment
  RSA188231  Equisetum laevigatum R. F. Thorne, Percy C. Everett 1965-6-23 34959 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon 91 Comment
  RSA701049  Equisetum laevigatum Steve Boyd, Amber Maurice 2004-5-18 11332 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  LA94031  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-5-7 1999 Los Angeles 30 Comment
  RSA596469  Eragrostis mexicana subsp. virescens Lauren Raz, Steve Boyd 1996-10-23 7 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  UCR108408  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  HSC79925  Eragrostis pilosa var. pilosa James Hendrickson 1973-6-15 10709 Los Angeles Long Beach, near 68 St. and Atlantic 61 Comment
  SEINET10662326  Eragrostis tef Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2638 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  LA34230  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-9-18 14427 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA421757  Eremocarpus setiger F. R. Fosberg 1931-7-9 S- 5357 Los Angeles Santa Catalina Island, Avalon. 40 Comment
  CAS-BOT-BC300527  Eriastrum densifolium B. Ertter; J. Strachan 1979-6-29 3009 Los Angeles N edge of Angeles Nat'l Forest ca 9 airmiles ESE of Pearblossom, 1.7 mi N of Mile High on County Hwy N4 1463 Comment
  RSA0107978  Eriastrum densifolium subsp. austromontanum Mark Brunell 1993-7-22 140 Los Angeles Mojave Desert/San Gabriel Mtns.: County Hwy S4 (204th St. East), 7.4km south of Hwy 138, norhern mouth of Grandview Canyon, along west side of Hwy S4. 1396 Comment
  RSA0107979  Eriastrum densifolium subsp. elongatum Mark Brunell 1993-7-14 134 Los Angeles San Gabriel Mtns.: Big Tujunga Creek (upper Tujunga Valley), in center of wash, 400m north of western end of Wentworth St. in city of Sunland. 378 Comment
  CAS-BOT-BC514941  Eriastrum sapphirinum subsp. brevibracteatum Le Roy Abrams; E. A. McGregor 1908-7-2 546 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains Comment
  HSC16946  Eriastrum sparsiflorum C. S. Apperson 1967-6-28 Los Angeles 1/2 mi. from Atmore Meadows Campground on the Gillette Mine Trail, 17 mi. from Pine Canyon Ranger Station Comment
  RSA0115441  Ericameria cooperi R. G. Swinney 2010-6-1 13171 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
  POM359327  Ericameria cuneata var. cuneata Albert J. Perkins 1931-9-22 14984 Los Angeles Eaton Canyon, Sierra Madre Mts. Comment
  RSA589072  Ericameria cuneata var. cuneata Orlando Mistretta 1994-6-6 1337 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  CAS-BOT-BC286884  Ericameria ericoides Peter H. Raven 1957-9-21 11340 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  CAS-BOT-BC286886  Ericameria ericoides Le Roy Abrams 1898-12-1 199 Los Angeles Ballona Harbor Comment
  JEPS31362  Ericameria linearifolia W. L. Jepson 1939-4-21 19241 Los Angeles Neenach School near Yucca Grove; western Mojave Desert, Antelope Valley 914 Comment
  RSA590923  Ericameria linearifolia Orlando Mistretta 1994-4-12 1013 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1005 Comment
  RSA748908  Ericameria linearifolia R. G. Swinney 2008-5-2 8736 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR102530  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 1997-3-6 1356 Los Angeles Tehachapi Mtns., Hills south of Gorman. Along Gorman Post Rd c. 1.1 mi. NW of Calif. Hwy 138 1128 Comment
  RSA729882  Ericameria nauseosa var. bernardina R. G. Swinney 1998-9-4 6920 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  CHSC60272  Ericameria nauseosa var. hololeuca R. L. Ondricek-Fallscheer 1982-11-13 164 Los Angeles Beside Hwy 138, 3.3 mi e of 150th St. W.; and 9.1 mi e of the L.A. Aquaduct; ca 15 mi w of Lancaster. 763 Comment
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Feb 22 2012
  LA200227  Ericameria palmeri var. pachylepis Louis Wheeler; 1931-10-16 254 Los Angeles University of California, Los Angeles, UCLA Campus Comment
  POM266283  Ericameria parishii var. parishii J. C. Roos 1937-10-30 2261 Los Angeles Lytle Creek, east end of San Gabriel Mts. Comment
  CAS-BOT-BC293123  Ericameria pinifolia Ernest Braunton 1902-10-1 713 Los Angeles Cahuenga Hills Comment
  UCR271737  Ericameria pinifolia R. G. Swinney 2011-10-27 15910 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
  RSA755871  Erigeron breweri var. bisanctus R. G. Swinney 2008-7-13 9193 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  CAS-BOT-BC296799  Erigeron divergens I. M. Johnston 1917-8-22 1708 Los Angeles Prairie Fk. of San Gabriel R., San Antonio Mountains 1524 Comment
  CAS-BOT-BC296188  Erigeron foliosus var. foliosus Alice Eastwood 1919-6-21 9058 Los Angeles San Fernando Comment
  POM357457  Erigeron foliosus var. foliosus Samuel R. Tyson 1943-7-7 s.n. Los Angeles Below Johnstone Peak, San Gabriel Mountains. 488 Comment
  HSC13530  Eriodictyon crassifolium C. E. Fellows 1965-4-15 27 Los Angeles 1 mile NW of Sunland city limits where Hwy. 118 crosses Tujunga Wash Comment
  RSA660417  Eriodictyon crassifolium Orlando Mistretta 1992-5-21 388 Los Angeles Right Star Mine, S of Acton. Comment
  RSA582237  Eriodictyon crassifolium var. crassifolium Louis C. Wheeler 1933-6-24 1882 Los Angeles Verdugo Creek, Verdugo Hills. 534 Comment
  RSA0085099  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-23 12376 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  RSA753995  Eriodictyon crassifolium var. nigrescens Doug Tolbert 1970-5-8 700508 -04 Los Angeles Angeles National Forest, road to Switzer s Camp, 200 yards from junction with State Route 2 1098 Comment
  SJSU8877  Eriodictyon crassifolium var. nigrescens H. E. McMinn 1931-7-5 2586 Los Angeles Ridge Rte, Tehachapi Mts Comment
  UCR125932  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Mark Elvin 2002-6-19 25193 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
  SD72753  Eriodictyon traskiae F. R. Fosberg 1931-7-14 S 5402 Los Angeles Santa Catalina Island; Echo Lake. 349 Comment
  SD72763  Eriodictyon traskiae F. R. Fosberg 1931-5-6 S 4790 Los Angeles Santa Catalina Island; just below junction of two main forks, Cape Canyon, near head. 249 Comment
  RSA658405  Eriodictyon trichocalyx R. Aguayo 1992-5-22 3 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 0.3 mi. west of gate, roadside. 884 Comment
  RSA509446  Eriogonum angulosum S. J. Myers 1988-9-30 s.n. Los Angeles Palmdale area, N of Elizabeth Lake Rd. near the intersection with 25th St. West. Comment
  RSA759009  Eriogonum baileyi R. G. Swinney 2008-10-8 9540 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  LA52296  Eriogonum cinereum Louis Wheeler; 1931-11-11 344 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  LA52297  Eriogonum cinereum W. O. Griesel; 1936-5-16 52297 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR157917  Eriogonum cinereum Robert J. Steers 2005-5-8 20 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  RSA725095  Eriogonum cithariforme var. agninum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -87 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  RSA659843  Eriogonum davidsonii Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  IRVC29074  Eriogonum elongatum June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  CAS-BOT-BC249771  Eriogonum elongatum var. elongatum Peter H. Raven; Henry J. Thompson 1959-9-27 14548 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Highway just east of Decker Road 548 Comment
  OBI35614  Eriogonum fasciculatum Rebecca Cicoria 1981-4-24 20 Los Angeles Purple Cyn, one mi from Crest rd, Rolling HIlls Comment
  UC1922560  Eriogonum fasciculatum Gary Kovnat with LeRoy Gross 2003-1-19 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace north west meadow. Comment
  RSA0055095  Eriogonum fasciculatum James R. Shevock 1970-3-8 27 Los Angeles Foothills of San Gabriel Mts. 487 Comment
  UCR271211  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2011-11-1 15961 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
  OBI8164  Eriogonum fasciculatum var. fasciculatum Lewis Meltz 1977-4-9 LM 18 Los Angeles 50 m S of Eaton Cyn, wash, 2 km E of Eaton Cyn bridge 457 Comment
  CAS-BOT-BC253259  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Annette H. Ross 1991-6-3 5549 Los Angeles Undeveloped slopes west of California State Polytechnic University, Pomona, San Dimas USGS 7.5' Qudrangle, San Jose Hills 335 Comment
  POM156527  Eriogonum fasciculatum var. foliolosum L. R. Abrams 1902-7-3 2643 Los Angeles San Gabriel Mountains Comment
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Dec 23 2014
  UCR145162  Eriogonum fasciculatum var. foliolosum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  CAS-BOT-BC250107  Eriogonum fasciculatum var. polifolium J. Ewan 1931-5-30 4264 Los Angeles Short Cut Canyon, off West Fork, San Gabriel River, San Gabriel Mts. 1219 Comment
  CAS-BOT-BC250314  Eriogonum giganteum var. formosum Steven A. Junak 1996-10-1 SCI- 694 Los Angeles San Clemente Island: Middle portion of Horse Canyon, ca 1.25 miles SW of Thirst Peak 359 Comment
  CAS-BOT-BC250316  Eriogonum giganteum var. formosum Marcus E. Jones 1902-6-27 s.n. Los Angeles Catalina Island Comment
  RSA147823  Eriogonum giganteum var. giganteum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SEINET10479805  Eriogonum giganteum var. giganteum Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4778 Los Angeles Santa Catalina Island; Catalina Conservancy Land, 2.5 miles west of Wrigley Reservoir, along roadside. 3 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 427 Comment
  UCR179709  Eriogonum gracile R. G. Swinney, Dave Larson 1996-7-17 5123 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  CAS-BOT-BC253474  Eriogonum gracile John Thomas Howell 1927-10-9 3143 Los Angeles One miles sw. of San Fernando, San Fernando Valley Comment
  SEINET7856417  Eriogonum gracile var. gracile M. A. Elvin 2003-8-8 2970 A Los Angeles NE end of Santa Susana Mtns, Val Verde 7.5' Q. 304 Comment
  SBBG19138  Eriogonum grande var. grande C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  SD85103  Eriogonum grande var. grande Charles Burch 1963-12-8 Los Angeles San Clemente Island, first canyon south of Seal Cove Comment
  UCR239028  Eriogonum maculatum Anuja Parikh, Nathan Gale 2010-6-11 3281 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 2.0 km northwest of State Hwy 14 1190 Comment
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Mar 9 2014
  RSA782514  Eriogonum nudum Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 7 Los Angeles road 7N23 turn from road 7N08 Comment
  UCR193530  Eriogonum pusillum R. G. Swinney 1999-6-18 7295 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  POM263030  Eriogonum saxatile J. C. Roos 1937-7-16 373 Los Angeles Mt. San Antonio [Los Angeles - San Bernardino counties]. 2744 Comment
  UC6444  Eriogonum saxatile Dr. A. Davidson May 1895 Los Angeles Wilson's Peak Comment
  RSA766273  Eriogonum saxatile Joseph A. Ewan 1936-8-13 10037 Los Angeles On east and south side of summit area. Baldy Notch 2835 Comment
  RSA760603  Eriogonum umbellatum R. G. Swinney 2008-8-13 9402 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  UCR223298  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2009-7-29 11422 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR276758  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2011-10-13 15790 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  UCR202687  Eriogonum wrightii var. subscaposum R. G. Swinney 2001-8-9 8029 Los Angeles San Gabriel Mtns., Pleasant View Ridge c. 0.9 mi. NW of Mt. Williamson 2488 Comment
  CAS-BOT-BC297972  Eriophyllum confertiflorum Javier Penalosa 1961-5-21 1522 Los Angeles San Gabriel Canyon Comment
  HSC5617  Eriophyllum confertiflorum C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. down Gillette Mine Trail from Atmore Meadows Campground; Angeles National Forest Comment
  RSA0069779  Eriophyllum confertiflorum LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6997 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA3247  Eriophyllum confertiflorum C. B. Wolf 1931-6-25 2235 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  RSA747098  Eriophyllum confertiflorum A. C. Sanders, Teresa B. Salvato 2009-5-19 36827 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  SDSU4091  Eriophyllum confertiflorum Gerald Collier 1951-4-22 M 565 Los Angeles Santa Monica Mts., 1 mile from ocean on north side of Sunset Blvd. Comment
  UCD132266  Eriophyllum confertiflorum F. R. Fosberg 1931-3-26 S 4397 Los Angeles Sea Bluffs West of Hamilton Canyon. Santa Catalina Island. 40 Comment
  UCR131404  Eriophyllum confertiflorum Alison Lipman 1998-5-28 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR223311  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10846 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  JEPS34704  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1924-6-16 Los Angeles Pasadena Comment
  SBBG101157  Eriophyllum confertiflorum var. confertiflorum T. Ross 1992-4-14 6156 Los Angeles just below the mouth of Nanny Cyn 137 Comment
  SBBG96989  Eriophyllum confertiflorum var. confertiflorum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4353 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR273650  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-6-1 14952 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA92655  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1919-5-10 409 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
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Aug 21 2014
  CAS-BOT-BC308349  Eriophyllum nevinii Larry DeBuhr; Gary Wallace 1972-9-3 705 Los Angeles Near base of canyon at south end of cove south of Eel Point, San Clemente Island 91 Comment
  UCR281326  Eriophyllum pringlei R. G. Swinney 2014-4-30 16293 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  SD112730  Eriophyllum wallacei Darley F. Howe 1947-5-4 Los Angeles Near Vincent, western Mojave Desert. Comment
  CAS-BOT-BC296957  Eriophyllum wallacei Frank W. Peirson 1919-5-30 346 Los Angeles Tujunga Canyon, west end of San Gabriel Mts. 426 Comment
  UCSB18337  Eriophyllum wallacei Muirhead, M. 1964-5-15 Los Angeles Highway 138, 100 yards west of Pinon Hills city limit 1219 Comment
  SBBG112943  Erodium botrys S. A. Junak with K. Kirkland, L. Vorobik 1998-5-16 SCa 697 Los Angeles above Swain's (Swain) Cyn, overlooking Toyon Bay 420 Comment
  CLARK-A1528-1305  Erodium botrys John C. Roos 1943-3-27 2622 Los Angeles West Los Angeles 0 Comment
  RSA716212  Erodium botrys Andrea Edwards, Pam DeVries 2006-4-11 86 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCR213416  Erodium brachycarpum A. C. Sanders, Dan S. Cooper 2010-3-12 37337 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SFV18428  Erodium cicutarium C. Ferguson 1971-5-5 s.n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  UC17087  Erodium cicutarium Jos. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  RSA600801  Erodium macrophyllum Louis C. Wheeler 1955-4-30 7145 Los Angeles San Jose Hills: ca. 1/2 mile north-westerly from Puddingstone Dam. Comment
  POM12284  Erodium moschatum F. L. Robinson 1921-4-15 36 Los Angeles North of Claremont. Comment
  RSA390933  Erodium moschatum F. R. Fosberg 1931-4-10 689 Los Angeles Santa Catalina Island. Avalon Valley, Chicken Johnny s. 40 Comment
  RSA592167  Erodium moschatum Louis C. Wheeler 1967-5-7 9292 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  RSA670983  Erodium moschatum Joseph M. Keefe 2001-1-19 30894 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  SD144455  Erodium moschatum B. Pitzer 1996-4-28 2734 Los Angeles City of Long Beach, Cherry Beach, at W terminus of Junipero Ave, just across street from Bixby Park Comment
  SBBG92016  Erysimum capitatum var. capitatum R. Hoffmann 1931-5-4 Los Angeles 5 mi N of Lancaster Comment
  UC1536946  Erysimum capitatum var. capitatum Gordon H. True Jr. 1935-3-27 179 Los Angeles slope 5 mi sw Palmdale; City Ranch 944 Comment
  JEPS17081  Erysimum capitatum var. capitatum Rimo Bacigalupi 1955-4-6 4815 Los Angeles 3.5 mi sw Edwards Air Force Base (Muroc Lake); Mojave Desert Comment
  CAS-BOT-BC55211  Erysimum suffrutescens S. B. Parish 1918-6-5 11881 Los Angeles Playa del Rey. Comment
  POM547  Erysimum suffrutescens L. R. Abrams 1901-04 1200 Los Angeles Ballona Harbor, Los Angeles Comment
  RSA530235  Erysimum suffrutescens Robert Gustafson 1980-7-9 1788 Los Angeles Ballona Wetlands, Area 1, coastal strand along the western boundary of Area 1 Comment
  SBBG31157  Erythranthe cardinalis R. F. Thorne 1966-6-1 36506 Los Angeles lower end of Cape Cyn above jct with Middle Ranch Cyn 236 Comment
  SD107834  Erythranthe cardinalis Mark Hoefs 1973-6-5 342 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon; stream bed by main road 22 Comment
  RSA652805  Eschscholzia californica S. Koukol, E. Lutz 1998-4-26 27 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road 443 Comment
  UCR205193  Eschscholzia californica R. G. Swinney 2008-4-30 8713 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  CAS-BOT-BC403163  Eschscholzia californica unspecified 1901-4-9 s.n. Los Angeles Avalon, Central Canon [Canyon] near pump, Santa Catalina Id. [Island] Comment
  RSA0042641  Eschscholzia californica Jami Liberi 1983-4-17 07 Los Angeles 15 feet above a brook. Across the street from San Antonio Dam. 640 Comment
  RSA433678  Eschscholzia californica A. G. Goodwin 1940-05 s.n. Los Angeles San Fernando Comment
  POM50340  Eschscholzia californica var. crocea L. R. Abrams 1901-04 1357 Los Angeles San Fernando Mts. 762 Comment
  RSA599585  Eschscholzia californica var. crocea Steve Boyd, Lauren Raz 1997-3-25 9304 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA249771  Eschscholzia minutiflora Robert F. Thorne, C. W. Tilforth 1973-4-20 43009 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  CAS-BOT-BC5934  Eschscholzia picta Samuel Bonsal Parish 1887-6-1 1952 Los Angeles San Francisquito Canyon, Los Angeles Co. Comment
  SEINET3160695  Eschscholzia picta E. L. Greene 418 a Los Angeles Pasadena Comment
  CATA688  Eschscholzia ramosa Mark L. Hoefs 1991-4-26 1179 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  UC1215177  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles above Wilson Cove; San Clemente Island 60 Comment
  UCR178061  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles Los Angeles Basin Region: San Fernando Valley, Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd. south side of wash 366 Comment
  UCR61339  Eucalyptus camaldulensis var. camaldulensis R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Big Dalton Canyon; Big Dalton spreading grounds 320 Comment
  LA201635  Eucalyptus globulus Arthur C. Gibson; 2004-1-17 4997 Los Angeles Santa Monica Mountains, Franklin Canyon, near main parking lot above reservoir Comment
  UCR259958  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-18 11985 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  UCSB45218  Eucrypta chrysanthemifolia Davis, K. 1979-2-24 Los Angeles Santa Monica Mtns., near Highway 23, 2 miles north of the junction with Highway 1 152 Comment
  RSA747883  Eucrypta chrysanthemifolia var. chrysanthemifolia Justin M. Wood 2009-3-6 332 Los Angeles City of Claremont: NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. 402 Comment
  RSA656247  Eucrypta chrysanthemifolia var. chrysanthemifolia Joseph M. Keefe 1977-3-2 20745 Los Angeles Verdugo Mountains, Glendale, along Deer Creek, 0.5 Km west of Masinter Debris Dam, west of Oakmont Country Club. 396 Comment
  UC450937  Eulobus californicus Fay A. Macfadden 1931-3-28 36 E Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA596492  Eupatorium adenophorum L. C. Wheeler 1966-11-27 9161 Los Angeles San Gabriel Mountains. Monrovia Canyon at confluence with Sawpit Canyon. 373 Comment
  UCD142537  Euphorbia albomarginata Steve Mason 1993-5-2 30 Los Angeles Mojave Desert, off CA Hwy. 138, 1.0 mi. past W 110th St. on dirt road 0.4 mi. from jct. 762 Comment
  RSA0117871  Euphorbia melanadenia Robert L. Benson 1960-4-21 25 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. 365 Comment
  UCR119531  Euphorbia ocellata var. arenicola L. C. Wheeler 1965-6-21 8694 Los Angeles Mojave Desert, c. 3 miles east of 90th Street E on Ave. O, c. 1 mile west of Alpine Butte Wildflower Sanctuary 793 Comment
  UCD142665  Euphorbia ocellata var. arenicola Louis C. Wheeler 1965-6-21 8694 Los Angeles Alpine Butte: ca. 3 mi. east of 90th street east and Ave 6 on Ave 0 ca. 1 mile west of Alpine Butte. Wildflower Sanctuary. Comment
  UC1349058  Euphorbia peplus Robert F. Thorne 1966-9-15 36697 Los Angeles Middle Ranch Canyon Santa Catalina Island (at Middle Ranch, Santa Catalina Island) 213 Comment
  RSA432460  Euphorbia peplus Freda Detmers 1929-11-11 s.n Los Angeles Hillside in Griffith park. Comment
  SEINET10739891  Euphorbia peplus David B. Dunn 1971-8-11 Dunn 18094 Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park, CA. Comment
  UCD142458  Euphorbia peplus Doris Pechuanco 1964-7-25 s.n. Los Angeles Los Angeles, Ferndell. Comment
  UCR127023  Euphorbia polycarpa A. C. Sanders 2003-6-19 26970 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  SD215500  Euphorbia polycarpa Louis C. Wheeler 1942-12-2 5679 Los Angeles Burbank, Glen Oaks and Lamer Street. At floor of Verdugo Mountains Comment
  UCR110883  Euphorbia terracina A. C. Sanders 1998-10-10 22259 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon, Malibu Beach St. Park, mouth of Malibu Creek at Adamson House on E side of lagoon 8 Comment
  UCD18218  Euphorbia terracina Joe Ditomaso 2001-4-7 s.n. Los Angeles Malibu Canyon Road, entrance to Pepperdine University. Comment
  UCR223003  Festuca dertonensis R. G. Swinney 2009-6-2 11027 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
  LA104049  Festuca myuros Barry A. Prigge; 1986-4-20 7032 Los Angeles 5.7 mi W of Lake Hughes on Pine Canyon Road (N2) at Bushnell Summit 1249 Comment
  UCR220348  Festuca myuros R. G. Swinney 2009-4-13 10318 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  LA13072  Festuca myuros A. M. Johnson; 1932-4-8 3933 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SBBG56711  Festuca octoflora R. Hoffmann 1929-4-2 Los Angeles W Mojave Desert Comment
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Jun 11 2015
  SEINET10621140  Ficus carica Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2651 Los Angeles City of Glendale. Ara Deli, Armenian & Middle Eastern Foods, 1021 E. Broadway. Comment
  CAS-BOT-BC474733  Ficus microcarpa R. E. Riefner, Jr. 2015-8-21 15 -341 Los Angeles City of Covina, N of 10-Freeway, E side of Grande Ave. at Walnut Creek, general vicinity of Fairway Lane 150 Comment
  RSA661024  Filago arizonica Orlando Mistretta 1992-4-5 167 Los Angeles Guds, San Clemente Island. Comment
  RSA188204  Filago californica R. F. Thorne, Percy C. Everett 1965-6-24 35022 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  RSA248901  Filago californica R. F. Thorne 1973-4-11 42861 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA592304  Filago gallica L. C. Wheeler 1967-5-13 9531 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA656218  Filago gallica Joseph M. Keefe 1978-5-11 22916 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  UCR218002  Foeniculum vulgare A. C. Sanders, Dan S. Cooper 2010-8-5 38565 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UC57595  Frankenia salina J. H. Barber 1898-8-3 Los Angeles Topango Comment
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May 22 2014
  RSA121929  Fraxinus dipetala G. T. Nordstrom 1935-3-24 407 Los Angeles 2.25 miles SE of mouth of Beartrap Canyon 701 Comment
  RSA464907  Fraxinus dipetala Luellapearl Hammer 1929-05 s.n. Los Angeles Arroyo Canyon Comment
  SFV21070  Fraxinus dipetala L. Gross 2001-3-25 354 Los Angeles Verdugo Mountains Off Verdugo Crestline Drive, dirt road that is north of the 210 Freeway in the northwest section of the mountains, just east of Sunland exit offramp. You can get on this fire road from the west at Topley Lane and Newhome Ave. off of Foothill Blvd in Sunland. 488 Comment
  SEINET7078868  Fraxinus dipetala F. Johnson 1959-6-8 s.n. Los Angeles San Gabriel Mountains near San Fernando. Specimen formerly from the College of Forestry Herbarium, University of Idaho Number 5061. 732 Comment
  RSA464930  Fraxinus velutina F. W. Peirson 1924-8-23 s.n. Los Angeles W fork San Gabriel River, just above forks Comment
  UCR217411  Fraxinus velutina R. G. Swinney 2009-3-10 10069 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UC18991  Fremontodendron californicum J. Burtt Davy May 9-24 1896 2605 Los Angeles Leonis Valley, near Eells Ranch Comment
  RSA651751  Fremontodendron californicum subsp. californicum Diane T. Liggett 1981-5-25 21 Los Angeles San Dimas Experimental Forest, 45 kilometers east of Los Angeles, [San Gabriel Mountains]. 823 Comment
  RSA600834  Galinsoga parviflora var. parviflora L. C. Wheeler 1967-5-13 9529 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA771953  Galium Robert F. Thorne 1968-2-25 37914 Los Angeles Santa Catalina Island. W of end of 4th of July Cove Comment
  POM367613  Galium Mable Emler 1929-7-30 13834 Los Angeles Topango Canyon, near Elkhorn Camp. Comment
  RSA771956  Galium Robert F. Thorne 1968-2-25 37911 Los Angeles Cherry Valley, Santa Catalina Island. Comment
  RSA135184  Galium andrewsii Peter H. Raven 1960-5-21 15409 Los Angeles Junction of Mulholland Highway with Latigo Canyon Rd. 518 Comment
  UCR155668  Galium angustifolium A. C. Sanders, Helen Kennedy 2005-4-13 29458 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  LA208402  Galium angustifolium J. Ewan; 1931-8-3 Los Angeles San Gabriel Mountains, Dry grassyslope under pines S slope Strawberry Peak at Rim o' World Monument 1615 Comment
  RSA229725  Galium angustifolium subsp. angustifolium Robert F. Thorne 1969-7-2 38214 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  SEINET13387056 Image available Galium angustifolium subsp. angustifolium R. G. Swinney 2011-1 15230 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  RSA0091539  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-5-26 14874 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA191186  Galium aparine Robert F. Thorne, M. Z. Thorne 1967-7-19 37176 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  UCD168356  Galium bolanderi J. W. Barry 1980-5-1 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
  SBBG127511  Galium catalinense M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2840 Los Angeles bluff SE of Rippers Cove 6 Comment
  RSA3706  Galium catalinense subsp. catalinense Carl B. Wolf 1932-5-11 3553 Los Angeles Hillside W. of Isthmus harbor. Santa Catalina Island. 15 Comment
  RSA67146  Galium grande F. W. Peirson 1919-5-18 448 Los Angeles Ridge between Monrovia and Fish Canyons 1067 Comment
  JEPS9441  Galium hallii F. W. Peirson 1918-6-17 214 Los Angeles Rock Cr. San Gabriel Mts. (n slope of mts.) 1676 Comment
  UCR281340  Galium johnstonii R. G. Swinney 2014-5-19 16594 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  SBBG38865  Galium nuttallii subsp. insulare R. Moran 1941-3-11 700 Los Angeles N of Middle Ranch 250 Comment
  RSA593405  Galium parisiense Steve D. Boyd, Orlando Mistretta 1996-5-23 8816 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  IRVC27794  Galium porrigens A. C. Sanders 2005-5-11 30154 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  UC1595495  Galium porrigens var. porrigens Tim Ross 1992-7-10 6679 Los Angeles creek between Coldwater Canyon and Wickiup Canyon (n and ne slope above stream); San Gabriel Mountains, Big Tujunga Creek 975 Comment
  RSA424698A  Galvezia speciosa F. R. Fosberg 1931-7-15 S- 5415 Los Angeles Isthmus, Santa Catalina Island. 30 Comment
  SBBG128248  Gamochaeta ustulata M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3025 Los Angeles lower Fern Cyn 195 Comment
  CAS-BOT-BC158017  Garrya veatchii Robert F. Thorne 1971-6-26 40612 Los Angeles San Gabriel Mts., Angeles National Forest: Chaparral along Angeles Forest Road near Clear Creek School camp. 1036 Comment
  RSA305030  Garrya veatchii Peter H. Raven 1960-5-15 15374 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. Santa Monica Mountains. 213 Comment
  UC1122724  Garrya veatchii P. L. Johannsen 1934-1-30 258 Los Angeles 2-3 mi nw Saddle Peak; Calabasas Quad. 304 Comment
  UCR223487  Garrya veatchii R. G. Swinney 2009-6-8 11063 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
  CATA1195  Gastridium phleoides Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2212 Los Angeles Santa Catalina Island: Upper White's Landing Road 426 Comment
  UCR189873  Gayophytum R. G. Swinney 1998-7-21 6484 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
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May 1 2012
  UCR223236  Gayophytum R. G. Swinney 2009-5-27 10876 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SD255806  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains: 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 (Valyermo 7.5'Q) 2160 Comment
  SEINET13203144 Image available Gayophytum heterozygum R. G. Swinney 2008-1 9050 Los Angeles San Gabirel Mountains: 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 (Valyermo 7.5' Q.) 2160 Comment
  RSA311355  Gayophytum oligospermum Robert F. Thorne, M. Z. Thorne 1969-7-10 38397 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Holiday Hill Ski area, Swartout Valley 1997 Comment
  UCR126356  Gazania linearis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27134 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR23668  Geranium robertianum Alfred R. Roos 1958-6-3 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
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Apr 11 2012
  UCR281972  Gilia R. G. Swinney 2014-4-17 16093 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  SEINET7063477  Gilia achilleifolia subsp. multicaulis A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  CATA449  Gilia angelensis Sara L. Crockett 1997-3-18 589 Los Angeles Santa Catalina Island: Upper Cape Canyon, 1.0 mile NE on Cape Canyon Road from jct. with Middle Ranch Road; on slope adjacent to first side canyon S and W from jct. with Lower Cape Canyon Reservoir Road 304 Comment
  SFV21730  Gilia angelensis A. Dittmer 2005-1-26 81 Los Angeles Santa Monica Mountains Red Rock Canyon, about 0.25 miles from main parking inside eastern entrance of park. 350 Comment
  UCR125424  Gilia angelensis A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25691 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  RSA470105  Gilia angelensis Thekla Mohr 1897-03 s.n. Los Angeles San Gabriel, So. Calif. Comment
  UCR126874  Gilia capitata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26141 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA470234  Gilia capitata subsp. abrotanifolia B. C. Templeton 1930-6-17 s.n. Los Angeles Franks [Franklin] Canyon, north of Beverly Hills. Comment
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Jan 12 2008
  RSA591909  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 426 Comment
  SBBG64441  Gilia inconspicua var. sinuata R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  LA206993  Gilia latiflora subsp. davyi Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  RSA611352  Gilia latiflora subsp. davyi Steve Boyd 1998-4-1 10130 Los Angeles Mojave Desert: Western Antelope Valley, along 300th Street West, 1.5 miles north of Highway 138. 853 Comment
  UC440412  Gilia latiflora subsp. davyi Carl Epling, Lincoln Ellison, Harvey Anderson 1930-4-17 Los Angeles Lancaster Mohave Desert, Lancaster Comment
  UCR280857  Gilia latiflora subsp. davyi R. G. Swinney 2014-4-23 16153 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA247972  Gilia latiflora subsp. davyi R. F. Thorne, Gary D. Wallace 1973-4-24 43451 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  UC908420  Gilia minor Herbert L. Mason 1938-4-15 11722 Los Angeles three mi e Mohave (Mohave Desert); , e of Mohave Comment
  RSA526147  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-6 4141 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  CLARK-A1528-3518  Gilia splendens subsp. splendens John C. Roos 1937-5-31 754 Los Angeles San Gabriel Mountains Comment
  UCR185576  Gilia tricolor A. C. Sanders, T. B. Salvato 2007-4-25 33545 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  CAS-BOT-BC303781  Glyptopleura setulosa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9488 Los Angeles 16 miles from Lancaster on the Muroc Rd Comment
  IRVC27810  Gnaphalium californicum A. C. Sanders 2005-5-11 30155 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  RSA647975  Gnaphalium californicum Michelle Manolovitz, Brian Manolovitz 1992-5-12 23 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; .7 miles northeast of park office. Comment
  RSA602445  Gnaphalium luteoalbum Scott D. White 1997-5-14 5124 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  UCR206138  Gnaphalium luteoalbum R. G. Swinney 2008-5-30 8915 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  RSA535722  Gnaphalium luteoalbum Timothy S. Ross 1991-5-22 5474 Los Angeles San Clemente Island: Spray Canyon, Short canyon 2400ft ENE of Spray (which in turn is 5200ft N of Eel Point) W side of island 99 Comment
  RSA250356  Gnaphalium palustre R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42220 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  POM358900  Gnaphalium palustre L. C. Wheeler 1934-3-31 2496 Los Angeles La Verne 305 Comment
  UCR163190  Gnaphalium stramineum Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  UCR65248  Gnaphalium stramineum F. R. Fosberg 1931-3-23 S- 04338 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 60 Comment
  JEPS58011  Goodmania luteola Ralph Hoffmann 1931-5-4 333 Los Angeles alkali flat 5 mi w Lancaster Comment
  RSA590926  Grayia spinosa Orlando Mistretta 1994-04 1016 Los Angeles San Gabriel Mountains: Little Rock creek. Slopes E of Little Rock creek reservoir. 1006 Comment
  RSA29906  Grindelia camporum var. bracteosa L. C. Wheeler 1934-5-14 2585 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  UC55184  Grindelia hirsutula H. M. Hall 1902-5-13 3290 Los Angeles near Los Angeles (Howard Summit); Howard Summit Comment
  CAS-BOT-BC305252  Grindelia hirsutula Delzie Demaree 1933-5-30 10371 Los Angeles S.W. Los Angles [Angeles] by Goodman Airport Comment
  UCR88699  Gutierrezia californica Scott D. White 1995-10-19 3707 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  SEINET11837957  Gutierrezia californica C. V. Braun 1975-1 151 Los Angeles above San Francisquito Canyon Rd, 2 mi SW of junction with Spunky Canyon Rd Comment
  SBBG127526  Hainardia cylindrica M. L. Hoefs, S. A. Junak, M. Gay 1997-6-6 2786 Los Angeles upper Buffalo Springs reservoir 435 Comment
  UCR119051  Haplopappus venetus Jeremiah George 2000-1 s.n. Los Angeles South Coastal Plains Region, Rancho Palos Verdes Estates, Malaga Cove 1 Comment
  POM369714  Harpagonella palmeri F. R. Fosberg 1931-4-24 S 4701 Los Angeles East slopes of Black Jack {Canyon}. Santa Catalina Island. 300 Comment
  LA200224  Hazardia squarrosa var. grindelioides A. M. Johnson; 1927-11-11 2675 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CDA20609  Hedera canariensis M. O'Brien 2005-12-11 MOB 12 -05 Los Angeles South Coast; Solstice Canyon in Santa Monica Mountains National Recreation Area. 0 Comment
  SFV17955  Helenium bigelovii J. N. Hogue, J. D. Dilley 1998-8-8 125 .11 Los Angeles San Gabriel Mountains Along Forest Route 3N07 to South Mount Hawkins from Pine Flats and Crystal Lake. Along road/trail above Big Cienega. 1980 Comment
  CAS-BOT-BC223982  Helianthemum scoparium Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  LA200376  Helianthemum scoparium Michael Neuman; February 1984 14 Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA0096947  Helianthemum scoparium R. F. Thorne, C. W. Tilforth 1971-6-17 39951 a Los Angeles San Gabriel Mts., Angeles National Forest. 2 mi. up Lower Tujunga Road from Forestry Headquarters. 457 Comment
  CLARK-A1528-1908  Helianthus annuus John C. Roos 1942-9-26 1714 Los Angeles Westwood Village Comment
  RSA627085  Helianthus annuus Scott D. White 1998-4-28 6349 Los Angeles Palos Verdes area: Slope above Portugese Bend, east of Altamira Cyn. 61 Comment
  UC32266  Helianthus annuus W. H. Brewer 1861-1-13 132 Los Angeles San Gabriel. Comment
  UC32267  Helianthus annuus W. H. Brewer 1861-1-13 132 Los Angeles San Gabriel. Comment
  RSA550718  Helianthus annuus subsp. lenticularis Timothy S. Ross, Annette Ross 1991-7-29 5685 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. mapped as Miocene Volcanic (Rhyolite). 232 Comment
  POM360001  Helianthus gracilentus Wm. Martin 1971-8-5 s.n. Los Angeles About 1/2 mile west of Stunt Canyon; Santa Monica Mts. Comment
  RSA660478  Helianthus gracilentus Steve Teh 1994-5-20 33 Los Angeles Modjeska Grade rd. 2 mile on fire trail at intersection of other trails leading to Modjeska Canyon. Comment
  LA81945  Heliotropium curassavicum O. H. Kappler; May 1963 73 Los Angeles 7 Comment
  RSA750227  Heliotropium curassavicum R. G. Swinney 2005-7-21 8306 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  LA40178  Heliotropium curassavicum var. oculatum Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  UCR231078  Hemizonia australis Dan S. Cooper 2011-9-5 s.n. Los Angeles South Coast, oil field at corner of Rosecrans and South Main St., Rosewood district, South Los Angeles 35 Comment
  UCR126788  Hemizonia fasciculata Mark A. Elvin 2003-6-12 2944 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  RSA601558  Hemizonia fasciculata L. C. Wheeler 1967-6-15 9825 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  LA35607  Hesperocnide tenella A. K. Khudairi; 1951-5-16 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA51805  Hesperocnide tenella Carl Epling; March 1925 6439 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM156270  Hesperocnide tenella L. R. Abrams 1974-6-17 2558 Los Angeles Sepulveda canyon. Comment
  UCR142553  Hesperocnide tenella F. W. Peirson 1921-2-26 2356 Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Divide 488 Comment
  UCR223250  Heterocodon rariflorum R. G. Swinney 2009-7-22 11370 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA449822  Heteromeles arbutifolia Robin S. Collins 1973-5-15 288 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Cyn. 610 Comment
  SBBG96052  Heteromeles arbutifolia M. B. Dunkle 1939-11-24 7344 Los Angeles Mosquito summit Comment
  SBBG98604  Heteromeles arbutifolia T. Ross, A. Ross 1991-3-7 4132 Los Angeles Elephant Hill, western Pomona 237 Comment
  SDSU14341  Heteromeles arbutifolia John Viggiano 2003-4-3 27 Los Angeles South Hills Park, Glendora. 1/6 mile south from restroom at park, along trail. 244 Comment
  SFV21382  Heteromeles arbutifolia L. Moore, R. Burchet, L. Gross, D. 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
  RSA0072417  Heteromeles arbutifolia Tim S. Ross, Annette Ross 1991-3-7 4132 Los Angeles Elephant Hill: western Pomona. 238 Comment
  CAS-BOT-BC318865  Heterotheca grandiflora John H. Thomas 1957-2-14 6486 Los Angeles North of Eagle Rock about 3-4 miles east of Pasadena 304 Comment
  SBBG53309  Heterotheca grandiflora D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  RSA0074414  Heterotheca grandiflora Anstruther Davidson 1999 Los Angeles Santa Monica. Comment
  RSA709748  Heterotheca sessiliflora A. C. Sanders, Dave Fleitner, Mark Elvin 2003-8-6 27138 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 320 Comment
  RSA730755  Heterotheca sessiliflora A. C. Sanders, Mark Elvin, Julie Vanderwier, Kim Marsden 2002-6-18 25102 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills 1 mi. SSW of Castaic Junction, west of Magic Mountain amusement park. 335 Comment
  CAS-BOT-BC310844  Heterotheca sessiliflora subsp. fastigiata J. Ewan 1930-12-7 3472 Los Angeles Clam Shell Canyon above Monrovia Comment
  CAS-BOT-BC310846  Heterotheca sessiliflora subsp. fastigiata Fordyce Grinnell 1903-12-22 5 Los Angeles Arroyo Seco Canon [Canyon], Sierra Madre Mts. near Pasadena Comment
  SBBG63105  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1927-9-21 Los Angeles near Castaic Comment
  RSA0045495  Heuchera caespitosa Wendy Boes, Andrew Wheeler 2009-6-22 2009 -030 Los Angeles San Gabriel Mountains; Crystal Lake recreation area, Forest Service RD 3N09.2. 1645 Comment
  CATA1311  Hirschfeldia incana Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2402 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  POM5290  Hirschfeldia incana Fay A. MacFadden 1929-09 2117 Los Angeles Verdugo Mountains: Tujunga Wash. Comment
  RSA600370  Hirschfeldia incana Steve Boyd, Lauren Raz 1997-5-28 9867 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UC1870233  Hirschfeldia incana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  UC1922302  Hirschfeldia incana Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 695 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Freeway, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Comment
  RSA591668  Hirschfeldia incana L. C. Wheeler 1966-9-21 8888 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  POM186285  Holodiscus discolor Joseph A. Ewan 1933-7-4 7853 Los Angeles Sturdevant Trail, Santa Anita Canyon, San Gabriel Mountains 1067 Comment
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Feb 3 2011
  SD233249  Hordeum depressum D. E. Bramlet, R. L. Allen 2011-5-23 4842 Los Angeles Coastal Plains & Basins; Los Angeles Basin region: Whittier Narrows Recreation Area, Parking lot of Archery range. 63 Comment
  UCD85674  Hordeum intercedens Beecher Crampton 1963-5-8 6796 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  UCSB6771  Hordeum jubatum Crum, Charles 1958-7-3 Los Angeles Crystal lake recreation, below 6000 feet elevation Comment
  RSA0047592  Hordeum marinum A. C. Sanders 2007-4-19 33430 Los Angeles Hills north of Oso Canyon and south of the National Cement Plant, Seen only in one place today: 34 deg 48 02N, 118 deg 44 52W. 1006 Comment
  UCR272923  Hordeum marinum subsp. gussoneanum Steven A. Junak 2000-5-5 SCa- 1260 Los Angeles Channel Islands, Santa Catalina Island, c. 1.5 air miles north-northwest of beach at Little Harbor Campground, plant stop above road 198 Comment
  SDSU1138  Hordeum murinum Gerald Collier 1951-5-10 M 61 Los Angeles Vacant lot Barrington Ave. and Sunset Blvd. L.A. 49 Comment
  CATA1126  Hordeum murinum subsp. glaucum Mark L. Hoefs 1995-5-23 2093 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  RSA659820  Hordeum murinum subsp. glaucum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 115 Los Angeles San Clemente Island. Comment
  SBBG131730  Hordeum murinum subsp. glaucum S. A. Junak 1999-5-8 SCa 908 Los Angeles W side of Fern Cyn, in Cottonwood Cyn drainage, along abandoned rd, W-facing hillside 121 Comment
  CATA716  Hordeum murinum subsp. leporinum Mark L. Hoefs 1991-5-3 1216 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  SDSU9068  Horkelia cuneata Gerald Collier 1951-4-7 Los Angeles Overlooking Point Dume. About 2.0 miles west or US HWY 101. Comment
  RSA748147  Horkelia cuneata subsp. puberula Justin M. Wood 2009-4-2 462 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SBBG68147  Hosackia oblongifolia var. oblongifolia unknown -Aug-1893 Los Angeles Los Angeles Comment
  CAS-BOT-BC312602  Hulsea vestita subsp. gabrielensis Timothy S. Ross; Steve Boyd 1990-5-23 2608 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1798 Comment
  RSA0001319  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Highway, 3 miles east of Chilao, San Gabriel Mtns. 1829 Comment
  RSA0048443  Hymenoclea salsola Lee Haines 1958-5-17 s.n. Los Angeles Junction Highway U.S. 6 and Soledad Canyon Road, west of Vincent. 914 Comment
  POM289685  Hypochaeris glabra George B. Grant 1906-4-12 s.n. Los Angeles Pasadena. Comment
  RSA0107856  Hypochaeris glabra Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 643 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 252 Comment
  LA202299  Ipomoea mutabilis Arthur C. Gibson; 2004-8-25 5057 Los Angeles Santa Monica Mountains, Pacific Coast Hwy, W of Topanga Canyon Blvd at Topanga Creek Comment
  CATA1390  Isocoma menziesii Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2525 Los Angeles Santa Catalina Island: By Haypress Reservoir 414 Comment
  SBBG12514  Isocoma menziesii P. H. Raven 1962-7-11 18011 Los Angeles Wilson's (Wilson) Cove 60 Comment
  POM266286  Isocoma menziesii var. vernonioides J. C. Roos 1942-9-12 1720 Los Angeles Northwest of Santa Monica. Comment
  IRVC28615  Isomeris arborea A. C. Sanders, Mark Elvin 2002-6-20 25242 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  SBBG96532  Jepsonia malvifolia M. C. Carroll 1990-9-29 3008 Los Angeles W of Lion's Head 60 Comment
  CAS-BOT-BC101912  Juglans californica John Thomas Howell 1928-3-4 3381 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  UCSB992  Juglans californica Haller, Norman 1953-3-29 Los Angeles Mulholland Dr; approx. 2 miles West of Sepulveda; Santa Monica Mts 457 Comment
  UC1184976  Juglans californica var. californica Huron H. Smith 1912-5-3 4931 Los Angeles Azusa 243 Comment
  RSA0011160  Juglans californica var. californica Scott D. White, Justin M. Wood 2008-5-6 11937 Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  CAS-BOT-BC102333  Juglans regia Peter H. Raven 1959-5-3 14085 Los Angeles Woodrow Wilson Drive 1.2 miles east of Laurel Canyon 350 Comment
  RSA0035013  Juglans regia Robin J. Tausch 1963-4-15 s.n. Los Angeles Calvert St., 1/4 mi. West Corbin Ave., Woodland Hills. 243 Comment
  UCR204560  Juncus R. G. Swinney 2005-8-5 8377 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
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Mar 21 2019
  UCR204752  Juncus R. G. Swinney 2005-8-9 8426 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR126353  Juncus acutus A. C. Sanders 2003-8-6 27123 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UC115108  Juncus acutus subsp. leopoldii T. S. Brandegee 1890-5-21 Los Angeles Santa Catalina Island Comment
  UCR129658  Juncus arcticus F. R. Fosberg 1931-4-15 S- 4619 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  RSA368150  Juncus bufonius F. R. Fosberg 1930-7-3 S- 3096 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  SBBG12065  Juncus bufonius P. H. Raven 1962-5-8 17594 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  RSA641437  Juncus macrophyllus L. C. Wheeler 1967-7-15 10052 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA760688  Juncus macrophyllus R. G. Swinney 2008-9-10 9418 Los Angeles South Fork Big Rock Creek 1463 Comment
  UCR182852  Juncus macrophyllus R. G. Swinney 1997-8-6 5765 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  RSA0087230  Juncus rugulosus R. G. Swinney 2010-9-13 13832 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  UCR158848  Juncus rugulosus Scott D. White 1994-7-14 2257 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  UCR178954  Juncus rugulosus R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon Debris basin 335 Comment
  RSA368198  Juncus rugulosus Anstruther Davidson 1894-1 s.n. Los Angeles Vernon: Los Angeles River. Comment
  RSA522340  Juncus rugulosus Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4022 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  UCR95778  Juncus textilis Lauren Raz, S. D. Boyd 1996-10-23 50 Los Angeles Liebre Mtns, Ruby Canyon, just w of the junction of F.S. Road 6N24 w/ Lake Hughes Road, at confluence w/ Elizabeth Lake Canyon 610 Comment
  RSA0034464  Juncus textilis Joseph M. Keefe 1978-4-28 22821 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  RSA550429  Juncus tiehmii Timothy S. Ross 1992-7-10 6663 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  LA201938  Juncus xiphioides J. & H. Sauer; M. Zadny 1971-6-6 4926 Los Angeles SANTA MONICA MOUNTAINS, Upper Rustic Canyon. Comment
  CAS-BOT-BC81002  Juniperus californica Carl B. Wolf 1928-3-29 1552 Los Angeles Foothills at south side of Antelope Valley, 2 mi. so. of Neenach 1066 Comment
  RSA172738  Keckiella antirrhinoides Mark Parratt 1962-4-21 178 Los Angeles S facing slope of the wash of Pomona College campus, near steam plant; Claremont.San Gabriel foothills. 366 Comment
  RSA596129  Keckiella breviflora var. breviflora Tim S. Ross, Steve D. Boyd 1995-6-28 8625 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  LA103228  Keckiella cordifolia Barry A. Prigge; 1985-6-14 6393 a Los Angeles Santa Monica Mountains, Cold Creek Canyon near upper gate to Cold Creek Preserve on Stunt Rd 661 Comment
  OBI35686  Keckiella cordifolia Rebecca Cicoria 1982-4-25 53 Los Angeles Palos Verdes Peninsula: Lower Agua Magna Cyn, Rollig Hills Comment
  POM4309  Keckiella cordifolia D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  POM50424  Keckiella cordifolia L. R. Abrams 1907-4-11 1468 Los Angeles Santa Monica Canyon Comment
  RSA248872  Keckiella cordifolia Robert F. Thorne 1973-4-12 42964 Los Angeles San Clemente Island, large canyon S of Mosquito Cove N of Chenity. 244 Comment
  RSA401760A  Keckiella cordifolia F. R. Fosberg 1931-4-4 S- 4490 Los Angeles Santa Catalina Island. Ocean bluffs near Cherry Canyon. 70 Comment
  SD37445  Keckiella cordifolia Florence Post 1931-5-13 2053 C Los Angeles Santa Susanna Pass, hillside Comment
  SFV3432  Keckiella cordifolia M. L. Vincent 1962-6-18 260 Los Angeles Santa Monica Mountains Piuma Road. 1 mile east of Malibu Canyon Road. Comment
  UCD123790  Keckiella cordifolia Daryl Koutnik 1978-6-3 517 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  OBI44784  Kochia californica David J. Keil, V. L. Holland, Michael Stiles, and Francis Villablanca 1987-4-30 20039 Los Angeles Ca. 1 mi W of jctn with Calif Rte 14 along Calif Rte 138 Comment
  CAS-BOT-BC123287  Koeleria cristata var. pinetorum LeRoy Abrams 1902-6-29 2599 Los Angeles Mt. Wilson Comment
  RSA529907  Koeleria macrantha Timothy S. Ross 1991-8-16 5816 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA623775  Koeleria macrantha K. Scott 1921-4-20 s.n. Los Angeles Occidental College Campus, Highland Park Comment
  SD231280  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 119 Los Angeles Transverse Ranges; San Gabriel Mountains region: North side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR280558  Krascheninnikovia lanata R. G. Swinney 2014-4-17 16073 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  LA32081  Lactuca serriola Peter H. Raven; Henry J. Thompson 1959-9-6 14393 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  UCR95304  Lagophylla ramosissima subsp. ramosissima Steve Boyd, M. Wall 1996-5-16 8771 Los Angeles San Gabriel Mtns., Ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, c. 0.4 road mi. south of junction with 5N30, south of Red Mountain. 671 Comment
  CAS-BOT-BC273829  Lamarckia aurea LeRoy Abrams 1903-4-9 3244 Los Angeles Inglewood Comment
  CAS-BOT-BC273835  Lamarckia aurea Geo. B. Grant 1901-1-1 s.n. Los Angeles Pasadena Comment
  POM257624  Lamarckia aurea L. C. Wheeler 1934-3-23 2459 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 427 Comment
  POM352632  Lamarckia aurea Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  SEINET4670730  Lamarckia aurea H. M. Hall 1903-1 3734 Los Angeles Near Los Angeles Comment
  RSA0004829  Langloisia flaviflora Anstruther Davidson 1922-5-28 3506 Los Angeles Willow Springs. Comment
  OBI2788  Larrea divaricata M. Ikeda 1968-4-27 17 Los Angeles Hwy 138, 10 mi E of Pearblossom 914 Comment
  CAS-BOT-BC412728  Lastarriaea coriacea Geo. B. Grant 1902-5-10 s.n. Los Angeles Arcadia Comment
  UCR276787  Lastarriaea coriacea R. G. Swinney 2011-3-29 14271 A Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  POM361490  Lasthenia californica Gary D. Wallace 1979-4-19 1679 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  POM361537  Lasthenia californica Ralph Hoffman 1930-4-13 s.n. Los Angeles Prisoner's Harbor, Santa Cruz Island. Comment
  SBBG131979  Lasthenia californica S. A. Junak, B. Collins 1991-4-24 SCI 150 Los Angeles S of airfield, just W of main rd 274 Comment
  UCD133646  Lasthenia coronaria Daryl Koutnik 1978-4-28 436 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  LA203787  Lasthenia glabrata subsp. coulteri LeRoy Abrams; 1903-4-10 3240 Los Angeles Ballona marshes, near Mesmer Comment
  JEPS10373  Lasthenia gracilis W. L. Jepson 1939-4-21 19224 Los Angeles Saugus 356 Comment
  POM361500  Lasthenia gracilis Fossler 1929-4-2 s.n. Los Angeles near Arroyo Seco Comment
  SBBG19196  Lasthenia gracilis M. A. Piehl 1963-12-7 631068 Los Angeles N base of Pyramid Head 6 Comment
  SBBG54394  Lasthenia gracilis K. C. Hughes 1960-4-2 79 Los Angeles Blanchard Park, Pomona College, Claremont Comment
  SEINET3145111  Lathyrus laetiflorus E. K. Balls, LW Lenz 1950-3-28 14454 Los Angeles 12 mi S of Castaic, Hwy 99 335 Comment
  SD70399  Lathyrus vestitus var. vestitus Frank W. Peirson 1920-5-16 2137 Los Angeles San Gabriel Mountains, Tujunga 472 Comment
  UCR124646  Lavatera assurgentiflora B. C. Templeton, I. W. Clokey 1936-5-18 5664 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  RSA0093136  Layia glandulosa Steve Boyd, Gary D. Wallace 2011-4-14 12317 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA733442  Layia glandulosa R. G. Swinney 2001-4-18 7877 Los Angeles San Gabriel Mtns./Mojave Desert: Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge, +/-1000m. Comment
  SJSU5534  Layia glandulosa C. W. Sharsmith 1957-4-13 6374 Los Angeles c. 1 mi S of Gorman 1066 Comment
  UC34693  Layia glandulosa J. Burtt Davy May 9 1896-May 24 1896 2466 Los Angeles Manzana Antelope Valley, Manzana Comment
  UCSB49516  Layia glandulosa Smyth, A. 1983-5-8 Los Angeles North side of Gorman Park Road, @ 2 miles E of intersection with I-5 365 Comment
  RSA0077564  Layia heterotricha Anstruther Davidson, Hasse 1906-6-2 1468 Los Angeles Big Rock Creek. Comment
  RSA0082761  Layia platyglossa Ernest C. Twisselmann 1962-4-18 6957 Los Angeles Tejon Ranch: north side of Oso Canyon on the road to Mexican Mine. 1005 Comment
  UC457317  Lepechinia fragrans Carl Epling 1931-5-30 Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCSB56088  Lepidium didymum Thorne, Robert 1973-4-11 Los Angeles Rancho Santa Ana Botanic Garden-Claremont; near administration building 365 Comment
  UCD115627  Lepidium fremontii Steve Boyd 1986-3-31 1566 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA670395  Lepidium fremontii B. C. Templeton 1931-5-17 1202 Los Angeles W. of Lancaster, Mojave Desert. Comment
  RSA4828  Lepidium lasiocarpum James Snow s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. Station #1, Plant #1 Comment
  RSA534117  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5100 Los Angeles San Clemente Island, N Head, WNW of the new Landing field 15 Comment
  CAS-BOT-BC89751  Lepidium latipes Dr. H. E. Hasse 1891-3-1 s.n. Los Angeles Flats near Santa Monica. Comment
  RSA158267  Lepidium latipes P. H. Raven 1962-4-12 17337 Los Angeles South of the Tomb 305 Comment
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Dec 24 2010
  SBBG131978  Lepidium nitidum S. A. Junak, B. Collins 1991-4-24 SCI 151 Los Angeles S of airfield, just W of main rd 274 Comment
  SD69593  Lepidium nitidum var. nitidum Robert F. Thorne, P. Everett 1965-5-11 34594 a Los Angeles Santa Catalina Island: North side of North cove of Little Harbor 4 Comment
  RSA646298  Lepidium perfoliatum Orlando Mistretta, Mark Elvin 1995-3-30 1676 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  RSA0118980  Lepidium strictum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 539 Los Angeles Santa Catalina Island. Along upper portion of road to Toyon Bay, 0.2 mi from intersection with main road. 411 Comment
  LA202574  Lepidium virginicum var. pubescens Peter H. Raven; 1960-5-21 15391 Los Angeles Santa Monica Mountains, Tuna Canyon, 2.3 mi N of Pacific Coast Hwy 304 Comment
  RSA603097  Lepidium virginicum var. pubescens L. C. Wheeler 1936-6-26 4191 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 853 Comment
  RSA629722  Lepidium virginicum var. virginicum L. C. Wheeler 1947-3-23 6460 Los Angeles San Gabriel Mountians; Kinneloa Canyon. Comment
  CAS-BOT-BC328054  Lepidospartum squamatum W. R. Dudley 1907-11-1 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC328056  Lepidospartum squamatum J. Ewan 1931-10-24 5272 Los Angeles 1 mile above Malibu Lake. Santa Monica Mts. Comment
  CAS-BOT-BC328060  Lepidospartum squamatum N. Dunn; J. Ewan 1931-12-6 5556 Los Angeles Higgins Canyon above Beverly Hills. Santa Monica Mts. Comment
  CDA8161  Lepidospartum squamatum J. B. Cook, J. Mann 1963-10-3 Los Angeles 1634 Houston Court, Claremont. 0 Comment
  POM361765  Lepidospartum squamatum F. R. Fosberg 1931-1-7 7108 Los Angeles Sierra Madre. 300 Comment
  UCR210209  Lepidospartum squamatum R. G. Swinney 2008-8-14 9437 Los Angeles San Gabriel Mtns., confluence of Big Rock Creek and Fenner Canyon 1640 Comment
  UCSB6628  Lepidospartum squamatum Ballard 1954-9-28 Los Angeles One mile north of Route 66, Claremont 289 Comment
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Nov 5 2014
  CHSC109702  Leptochloa fusca subsp. uninervia Julie A. Greene 1997-9-12 Los Angeles Long Beach Area: Intersection of Pacific Coast Highway/Studebaker Road, near Long Beach Marina. 5 Comment
  SEINET3087492 Image available Leptodactylon californicum subsp. californicum David Charlton 1987-1-31 635 Los Angeles Saddle Peak, Santa Monica Mountains. 610 Comment
  UCR150664  Leptodactylon californicum subsp. californicum James Henrickson 2000-4-15 20708 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  RSA657353  Leptodactylon californicum subsp. glandulosum J. Keeling 1980-5-9 9 Los Angeles 50 feet south of frontage road, beginning of fire road, east 1/2 mile east of La Tuna offramp, 210 freeway. Tujunga. 488 Comment
  SBBG42282  Leptosiphon bicolor M. B. Dunkle 1939-4-4 7262 Los Angeles Chenetti Cyn Comment
  CHSC95416  Leptosiphon breviculus LeRoy Gross; Michael Denslow 2003-6-4 996 Los Angeles Transverse Ranges; San Gabriel Mountains region; Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2). UTM Zone; 3802915N, 0426388E. Just off the trail to Throop Peak, a short distance from the highway. 2439 Comment
  RSA469978  Leptosiphon breviculus H. E. Hasse 1906-6-1 s.n. Los Angeles Big Rock Creek. Comment
  SD255256  Leptosiphon breviculus Orlando Mistretta, Christine Mistretta 2005-4-21 2052 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA567537  Leptosiphon ciliatus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3894 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  HSC17078  Leptosiphon parviflorus C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  CHSC95794  Leptosyne bigelovii LeRoy Gross 2005-5-3 2204 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  SD215407  Leptosyne bigelovii Steve Boyd, Lauren Raz 1997-3-31 9413 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR51677  Lessingia filaginifolia Lyman Benson 1946-10-16 12212 Los Angeles San Gabriel Mtns., Along U.S. Hwy 99, valley just east of the second summit north of Castaic 457 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
  UC1287364  Lessingia glandulifera var. peirsonii Willard Spence 1960-8-23 577 Los Angeles 1.7 mi w of entrance to Lake Elizabeth Ranch Club (on the road to Lake Hughes) Comment
  SD111603  Lewisia rediviva var. minor Wayne P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  CAS-BOT-BC283715  Leymus condensatus Peter H. Raven; Henry J. Thompson 1959-6-4 14336 Los Angeles Santa Monica Mountains. Point Dume 30 Comment
  POM365309  Leymus condensatus Robert Gustafson 1978-6-1 952 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
  POM365321  Leymus condensatus Robert M. Perkins 1936-4-28 166 Los Angeles San Antonio Canyon. Comment
  CAS-BOT-BC274483  Leymus triticoides Geo. B. Grant 1904-6-9 s.n. Los Angeles Ballona Marsh Comment
  RSA707553  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Palmer Canyon north of Claremont. 701 Comment
  UCR101225  Lilium parryi L. C. Wheeler 1954-9-1 7082 Los Angeles San Gabriel Mtns., Little Rock Creek, c. 1 mi downstream from Cooper Creek 1677 Comment
  UCR220279  Linanthus bigelovii R. G. Swinney 2009-4-24 10487 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  SEINET2441267  Linanthus breviculus R. G. Swinney 2008-5-8 8800 Los Angeles San Gabriel Mtns.: West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. (Valyermo 7.5 Q'). 1264 Comment
  SEINET3246200  Linanthus breviculus R. G. Swinney 2008-1 8800 Los Angeles 1260 Comment
  UC23719  Linanthus breviculus H. M. Hall Jun 1899 292 Los Angeles Swartout Canyon San Antonio Mt. 2133 Comment
  UCR205923  Linanthus breviculus R. G. Swinney 2008-5-5 8763 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR27496  Linanthus breviculus John C. Roos 1947-5-3 3654 Los Angeles San Gabriel Mtns, Big Pines 1890 Comment
  RSA660394  Linanthus concinnus Orlando Mistretta 1992-6-19 599 Los Angeles Angeles National Forest; Timber Mountain, San Gabriel Mountains. Comment
  LA52347  Linanthus dianthiflorus Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA612281  Linanthus dianthiflorus L. C. Wheeler 1934-4-27 2565 Los Angeles Marshall Creek. 488 Comment
  LA52346  Linanthus dianthiflorus W. O. Griesel; 1936-4-25 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA764497  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-29 2618 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UCR146215  Linanthus liniflorus Scott D. White, Michael Honer 2004-6-30 10540 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  UC718496  Linanthus parryae Carl B. Wolf 1937-4-28 8516 Los Angeles 4 1/2 mi S of Lancaster (Antelope Valley); Mohave Desert, western Comment
  SBBG95235  Lithophragma affine M. B. Dunkle 1928-4-13 1868 Los Angeles Renton Mine Rd Comment
  UCR213794  Lithophragma affine Scott D. White, Justin M. Wood, Chris Huntley, Jamie Miner 2009-5-12 12695 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  POM243841  Lithophragma affine subsp. mixtum F. R. Fosberg 1931-4-13 S 4581 Los Angeles Santa Catalina Island. Head of Pebble [Pebbly] Beach Canyon rt. fork, Renton Mine Road. 290 Comment
  UCR199960  Lithophragma affine subsp. mixtum Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1154 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 396 Comment
  CAS-BOT-BC432210  Lithophragma bolanderi I. W. Clokey; E. G. Anderson 1927-5-3 7671 Los Angeles Arroyo Seco, San Gabriel Mts.; 2 miles above Relay 762 Comment
  SEINET191589  Loasaceae Lewis S. Rose 1940-3-15 40125 Los Angeles Redondo Beach 15 Comment
  RSA436327  Lobelia cardinalis var. pseudosplendens Thekla Mohr 1915-1 3001 Los Angeles North Fork, San Gabriel River. Comment
  POM48105  Lobelia dunnii var. serrata I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canyon, San Antonio Mountains 701 Comment
  RSA657439  Lobularia maritima Joseph M. Keefe 2001-1-19 30897 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  RSA758712  Lobularia maritima R. G. Swinney 2008-12-2 9915 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
  SFV6169  Lobularia maritima R. M. Muran 1974-2-12 20 Los Angeles Santa Monica Mountains Open field in Mandeville Canyon area south of Mulholland Drive. 427 Comment
  JEPS26546  Lobularia maritima Peter Kamb 1948-2-14 777 Los Angeles Little Santa Anita Canyon; San Gabriel Mountains, Little Santa Anita Canyon 426 Comment
  RSA709617  Loeflingia squarrosa LeRoy Gross 2005-4-28 2137 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
  RSA612084  Loeflingia squarrosa var. squarrosa Valerie L. Soza 1998-4-26 73 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 411 Comment
  UC1237991  Loeseliastrum matthewsii John Weiler and R. L. Taylor 1961-5-13 61117 Los Angeles 0.6 mi. n.w. Cajon R.R. station (along U.S. Hwy. 395) Comment
  UC1587695  Logfia arizonica Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-18 5193 Los Angeles 1300 ft nnw Guds (888') marker; San Clemente Island 240 Comment
  SD252285  Logfia gallica Steven A. Junak 1999-5-20 Sca 941 Los Angeles Santa Catalina Island: just S of Cottonwood-Black Jack Road, along N side of Escondido Canyon 323 Comment
  RSA607594  Lolium perenne subsp. multiflorum L. C. Wheeler 1966-10-25 9076 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA582053  Lolium rigidum L. C. Wheeler 1933-6-24 1875 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  SEINET12118775  Lomatium caruifolium Unknown 1936-1 12723 Los Angeles Santa Monica Mts., Mt. Malabu Comment
  UCR192045  Lomatium dasycarpum A. C. Sanders 2008-4-11 34843 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  UCR259268  Lomatium dasycarpum R. G. Swinney 2010-3-14 11901 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  RSA495614  Lomatium dissectum var. multifidum S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-28 322 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians 2017 Comment
  UCR273161  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains, c. 0.4 miles NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. Trail, inside Placerita Cyn. Natural Area, 500 Comment
  RSA0105327  Lomatium lucidum Gary D. Cromwell, David Wheat 1971-4-21 539 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 556 Comment
  JEPS12845  Lonicera hispidula var. vacillans W. L. Jepson 1908-7-13 3057 Los Angeles Santa Catalina Comment
  RSA243774  Lonicera hispidula var. vacillans F. R. Fosberg 1931-7-9 763 Los Angeles Santa Catalina Island; Avalon. 50 Comment
  SD69849  Lonicera hispidula var. vacillans Robert F. Thorne, D. Propst 1968-5-27 37624 Los Angeles Santa Catalina; in upper Skull Canyon. 299 Comment
  RSA709579  Lonicera interrupta A. C. Sanders, Helen Kennedy 2005-4-13 29468 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  CAS-BOT-BC234819  Lonicera subspicata Alice Eastwood 1919-6-20 9036 Los Angeles Mt. Wilson Comment
  RSA455360  Lonicera subspicata var. denudata Fay A. MacFadden 1931-04 s.n. Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  UC200725  Lotus argophyllus var. argenteus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  PASA1078  Lotus crassifolius Margaret Stason 1931-6-13 Los Angeles Near Chilao, San Gabriel Mts. Comment
  RSA729660  Lotus crassifolius var. crassifolius R. G. Swinney 1998-7-2 6265 Los Angeles San Gabriel Mtns.: north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21. 1963 Comment
  CDA968  Lotus dendroideus var. dendroideus D. G. Kelch 1991-3-23 1319 Los Angeles Catalina Island. East of Avalon. Comment
  POM50108  Lotus dendroideus var. dendroideus L. W. Nuttall 1921-1-14 1004 Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  RSA406919  Lotus dendroideus var. dendroideus M. B. Dunkle 1929-4-6 2082 Los Angeles Santa Catalina Island. Avalon Canyon, Equestrian trail Comment
  RSA0021512  Lotus nevadensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5140 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA406121  Lotus nevadensis var. davidsonii Anstruther Davidson 1898-7-8 s.n Los Angeles Rock Creek Comment
  UCR73381  Lotus nevadensis var. davidsonii T. S. Ross 1991-8-14 5789 Los Angeles San Gabriel Mtns., Pacifico Mtn Rd, 0.5 mi east of Lower Pacifico Campground Rd. 1927 Comment
  UC212489  Lotus oblongifolius var. oblongifolius I. Johnston 1917-5-13 Los Angeles El Monte 121 Comment
  RSA600019  Lotus procumbens var. procumbens Steve Boyd, Lauren Raz 1997-5-29 9932 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail 1098 Comment
  POM128952  Lotus salsuginosus var. salsuginosus George B. Grant 1901-04 712 Los Angeles Garvanza [?] So Cal Comment
  UCR78089  Lotus salsuginosus var. salsuginosus David Charlton 1991-7-5 5502 Los Angeles San Gabriel Mtns., Lake Hughes Road, south of Castaic Lake, l mi. [NE] of Visitor Center 400 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
  RSA3246  Lotus scoparius C. B. Wolf 1931-6-25 2236 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  UCR258613  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-10 11819 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0119951  Lotus strigosus R. G. Swinney 2014-5-21 16630 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  RSA406461  Lotus strigosus Ora M. Clark 1929-3-30 1898 Los Angeles W. of Lancaster Comment
  RSA549160  Lotus strigosus T. S. Ross 1990-6-20 3660 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  SEINET3560035 Image available Lotus strigosus Alice M. Ottley 1920-5-5 599 Los Angeles Pasadena Comment
  UC15752  Lotus strigosus Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR126603  Lotus strigosus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26057 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR155119  Lotus strigosus A. C. Sanders 2005-5-5 29921 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA279042  Lotus strigosus R. F. Thorne 1971-4-23 41480 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 609 Comment
  SEINET10488421  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at santa ana botanical garden. Hybridization by d.b.dunn. Rsa # 6450 x self plant 2 Comment
  RSA407117  Lupinus chamissonis Elbert Benjamine 1929-1-27 s.n. Los Angeles Playa del Rey. Comment
  RSA779260  Lupinus concinnus Pam De Vries 2011-5-4 7761 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita) 502 Comment
  UC130337  Lupinus concinnus J. Burtt Davy May 9 1896-May 24 1896 2321 Los Angeles Antelope Valley Comment
  UCR192159  Lupinus concinnus A. C. Sanders 2008-4-18 34973 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  UCR270679  Lupinus elatus R. G. Swinney 2011-8-17 15645 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA0057914  Lupinus excubitus Richard G. Swinney 2010-3-30 12113 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  CAS-BOT-BC216668  Lupinus excubitus subsp. hallii Alice M. Ottley 1920-5-6 606 Los Angeles Fish Canon [Canyon] 685 Comment
  UCR271089  Lupinus excubitus var. hallii R. G. Swinney 2011-4-28 14526 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  POM97155  Lupinus excubitus var. hallii P. A. Munz 1925-4-23 9422 Los Angeles San Gabriel Canyon 305 Comment
  CAS-BOT-BC216544  Lupinus excubitus var. johnstonii L. R. Abrams 1913-7-18 5009 Los Angeles Russel's Lake Comment
  CAS-BOT-BC216546  Lupinus excubitus var. johnstonii I. M. Johnston 1917-7-15 1479 Los Angeles Head of S Fork Lytle Creek 1828 Comment
  RSA230225  Lupinus excubitus var. johnstonii R. F. Thorne 1969-7-2 38261 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  RSA585954  Lupinus excubitus var. johnstonii T. S. Ross 1990-5-23 2616 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  SEINET10485316  Lupinus flavoculatus Macf 1935-4-19 MACF 13483 Los Angeles California-nevada state line. Out of searchlight hwy. Comment
  RSA229187  Lupinus formosus var. formosus R. F. Thorne 1971-6-30 40774 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  RSA252941  Lupinus formosus var. formosus R. F. Thorne 1973-4-24 43431 Los Angeles Ft. Tejon Road near junction with Longview Road, c. 3 mi S of Pearblossom Road 1067 Comment
  RSA307829  Lupinus formosus var. formosus H. J. Ramsey 1938-3-27 2773 Los Angeles Eaton Canyon Park, Altadena. Comment
  UC557773  Lupinus guadalupensis Nell Murbarger March, 1936 15 Los Angeles e side San Clemente Island (near the ocean); e side San Clemente Island Comment
  UCR197201  Lupinus hirsutissimus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 698 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  UCR276790  Lupinus hirsutissimus R. G. Swinney 2011-3-29 14259 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  UC1178509  Lupinus hyacinthinus Peter Kamb June 1947 625 Los Angeles slopes above Pine Flats; San Gabriel Mts., slopes above Pine Flats 2133 Comment
  HSC14847  Lupinus longifolius David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  SEINET10485606  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR78131  Lupinus microcarpus Wandalee Thompson 1964-4-14 13 Los Angeles Transverse Range; Liebre Mtns., Mouth of Richardson Canyon, 2 miles west of Three Points on N-2 (Pine Canyon Road) 1128 Comment
  UCR280774  Lupinus sparsiflorus R. G. Swinney 2014-5-19 16589 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  SEINET8057868  Lupinus sparsiflorus G. B. Grant 1901-1 731 Los Angeles Garvanza Comment
  UCR131431  Lupinus succulentus Alison Lipman 1998-5-24 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  SEINET1916072 Image available Lupinus succulentus Rea Raymond 1963-1 285 Los Angeles Padua Hills- near Claremont 384 Comment
  PASA1687  Lupinus truncatus Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  SBBG20561  Lycium californicum E. R. Blakley 1963-12-8 6407 Los Angeles just back of beach, between Northwest Harbor and Whale Pt 7 Comment
  JEPS12425  Lycium cooperi J. B. Davy 1896-5-17 2309 Los Angeles near Little Creek (e Los Angeles County); Mohave Desert, Llano Verde [possibly Anaverde Creek] Comment
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Sep 16 2015
  RSA250706  Lycium cooperi Robert F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39543 Los Angeles Along lower Big Rock Creek ca. 1 mi. S of Valyermo Station 1250 Comment
  RSA141603  Lyonothamnus floribundus subsp. floribundus Percy C. Everett 1960-9-28 24296 Los Angeles Santa Catalina Island. North slope of Blackjack Mountain, along Ridge road 366 Comment
  RSA578218  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8177 Los Angeles Santa Catalina Island. NE side of Blackjack Mountain, near head of draw draining to White Cove. 405 Comment
  SBBG26466  Lyonothamnus floribundus var. floribundus M. R. Benedict 1965-12-12 Los Angeles near head of major cyn 1.5 mi SW of Johnson's Landing Comment
  RSA188029  Madia gracilis R. F. Thorne 1966-4-30 36345 Los Angeles Santa Catalina Island: mouth of Gallagher's Canyon. 8 Comment
  SD132671  Madia gracilis F. R. Fosberg 1931-4-10 S 4528 Los Angeles Santa Catalina Island; Hamilto Canyon 39 Comment
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Feb 20 2012
  UCR227648  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-12 34623 Los Angeles Channel Islands; Santa Catalina Island, Bullrush Canyon 244 Comment
  RSA656319  Mahonia nevinii Valerie L. Soza, Steve D. Boyd, Gary D. Wallace 2000-3-28 651 Los Angeles San Gabriel Mountains, south side: Cobal Canyon, Claremont Hills Wilderness Park, W of fire road up Cobal Canyon. Above junction of Burbank and Cobal canyons. 518 Comment
  UC527452  Malacothamnus davidsonii C. B. Wolf 1931-7-30 2296 Los Angeles 0.5 mi e San Fernando; San Fernando Valley 304 Comment
  RSA615867  Malacothamnus fasciculatus Scott D. White 1995-10-19 3708 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 335 Comment
  SD69004  Malacothamnus fasciculatus Robert F. Thorne, D. Propst 1968-5-28 37640 Los Angeles Santa Catalina, bank above oad beside Thompson's Reservoir, Middle Ranch 213 Comment
  CAS-BOT-BC204193  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  SBBG72791  Malacothamnus orbiculatus R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  UCR61027  Malacothrix clevelandii Steve Boyd, T. S. Ross 1988-4-28 2253 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  UCR126657  Malacothrix coulteri A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26112 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  CAS-BOT-BC345518  Malacothrix coulteri LeRoy Abrams 1903-3-14 3133 Los Angeles San Pedro hills Comment
  SBBG98440  Malacothrix foliosa subsp. foliosa T. Ross 1991-5-22 5442 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  SEINET3100962 Image available Malacothrix saxatilis G. Rink 2011-6-2 10585 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  CAS-BOT-BC347930  Malacothrix saxatilis var. tenuifolia L. Street; G. Williams 1919-5-10 2719 Los Angeles Turnbull Canon [Canyon] 304 Comment
  LA32066  Malacothrix saxatilis var. tenuifolia Peter H. Raven; Henry J. Thompson 1959-9-6 14378 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 12 Comment
  OBI69365  Malacothrix saxatilis var. tenuifolia John Knapp, Denise Knapp 2002-11-27 25 Los Angeles Santa Catalina Island 82 Comment
  POM292650  Malacothrix saxatilis var. tenuifolia Arthur L. Cohen 1934-8-2 4432 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  LA201535  Malephora crocea Arthur C. Gibson; 2003-8-11 4893 Los Angeles Santa Monica Mountains, opposite Zuma Beach 7 Comment
  RSA226157  Malosma laurina Gary D. Cromwell, David Wheat 1971-5-23 684 Los Angeles San Gabriel Mountains, Angeles National Forest: Mystic Canyon, 2 miles NE of Glendora. Comment
  RSA386405  Malosma laurina L. E. Hoffman 1931-10-25 s.n. Los Angeles Dark Canyon. Comment
  RSA486473  Malosma laurina Richard Noyes 1988-7-30 597 Los Angeles Claremont. foothills of the San Gabriel Mountains. Burbank Canyon, NW of Thompson Creek Dam 500 Comment
  RSA657356  Malosma laurina S. Singh 1979-5-31 112 Los Angeles 50 meters east of Glendale College cafeteria. Comment
  RSA746777  Malva parviflora R. G. Swinney 2008-4-17 8680 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  RSA598351  Malva parviflora Louis C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon. 884 Comment
  OBI45337  Marah macrocarpa Dave Charlton 1987-1-31 631 Los Angeles Saddle Peak, Santa Monica Mts 610 Comment
  POM4566  Marah macrocarpa var. macrocarpa C. F. Baker 1909-2-15 5243 Los Angeles Mountains near Claremont Comment
  SEINET13203219 Image available Marrubium vulgare R. G. Swinney 2011-1 14144 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  UCR273265  Marrubium vulgare R. G. Swinney 2011-10-25 15875 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA409822  Marrubium vulgare Ora M. Clark 1928-12-23 1388 Los Angeles N of San Pedro. Comment
  UCR130508  Marsilea vestita subsp. vestita R. E. Riefner Jr. 2002-9-8 02- 226 Los Angeles Simi Hills, Chatsworth, Chatsworth County Park, NW portion of park 320 Comment
  OBI15636  Matricaria discoidea Bill Arbaugh 1966-4-25 19 Los Angeles Tapia Park 152 Comment
  CAS-BOT-BC422755  Meconella denticulata Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Near Los Angeles Comment
  CLARK-A1528-2857  Medicago lupulina John C. Roos 1954-5-31 Los Angeles Hollywood Comment
  UCR260352  Medicago polymorpha R. G. Swinney 2010-5-4 12547 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  SDSU5046  Medicago polymorpha Gerald Collier 1951-4-7 3688 Los Angeles Edge of beach 80 yards from shore in sand. Zuma beach north of Malibu just off U.S. highway 101. Comment
  CAS-BOT-BC281532  Melica imperfecta Peter H. Raven; Robert F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts Comment
  CATA733  Melica imperfecta Mark L. Hoefs 1991-5-22 1254 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  CHSC100179  Melica imperfecta John Dittes 2006-5-30 1380 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  POM357058  Melica imperfecta H. H. Crawford 1936-3-17 120 Los Angeles Santa Susana Comment
  RSA0089142  Melica imperfecta R. G. Swinney 2010-4-28 12397 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0091078  Melica imperfecta R. G. Swinney 2011-4-9 14377 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA0091541  Melica imperfecta R. G. Swinney 2011-5-26 14856 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA482005  Melica imperfecta Richard Noyes 1988-5-12 566 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA573555  Melica imperfecta Timothy S. Ross 1992-5-8 6288 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  RSA592877  Melica imperfecta L. C. Wheeler 1967-4-30 9222 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCR108799  Melica imperfecta L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., San Antonio Canyon, north side of ridge north of Cascade Canyon 1189 Comment
  UCR223362  Melica imperfecta R. G. Swinney 2009-5-27 10869 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA588967  Melica stricta Orlando Mistretta 1994-6-8 1348 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  RSA597375  Melica stricta var. albicaulis Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3704 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  POM348158  Melilotus albus Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  SBBG12330  Melilotus albus P. H. Raven 1962-7-10 17959 Los Angeles rd just above big dune near NW end of island Comment
  UCR271824  Melilotus indicus R. G. Swinney 2010-3-24 12068 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  POM348187  Melilotus indicus Wayne E. Sawyer 1891-5-10 s.n. Los Angeles University Place Comment
  POM348190  Melilotus indicus Glenn A. Gorelick 1966-4-4 s.n. Los Angeles In narrow waste area bordering a storm drain, Roxbury Dr. and Mote Mr Dr. Comment
  RSA15345  Melilotus indicus C. B. Wolf 1926-4-5 s.n. Los Angeles Occidental College Campus, eagle Rock. Comment
  UCR189248  Mentzelia R. G. Swinney 1998-5-16 6067 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  SFV15636  Mentzelia albicaulis K. C. Molina, K. L. Garrett 1992-5-10 11 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. Gravel hillside. 1200 Comment
  RSA729202  Mentzelia congesta R. G. Swinney 1998-7-14 6448 Los Angeles Pine Mountain Ridge; 0.8 mi. west of Camp Lupine trail. Broad ridge top. 2262 Comment
  UC457231  Mentzelia dispersa Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mts., Swartout Valley Comment
  RSA570156  Mentzelia gracilenta Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4805 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA640326  Mentzelia laevicaulis Louis C. Wheeler 1931-8-10 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 854 Comment
  RSA149737  Mentzelia laevicaulis Wesley O. Griesel 1961-8-9 s.n. Los Angeles San Gabriel Mts. State Highway #2 between Dawson Saddle and Vincents Gap. 2287 Comment
  CHSC99446  Mentzelia micrantha LeRoy Gross; Michael Denslow, Bill Hogshead, Sarah Swartzentrub 2003-6-17 1042 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; Brand Canyon, below the high waterfall, where the canyon forks off. Growing on cliff of canyon wall. UTM Zone 11: 3783985N 0383011E. 393 Comment
  POM155828  Mentzelia micrantha M. L. Bryan 1928-3-3 70 Los Angeles Mandeville Canyon, near Santa Monica Comment
  SBBG113276  Mentzelia micrantha S. A. Junak with M. L. Hoefs 1997-6-4 SCa 410 Los Angeles W end of Empire Landing, rock quarry site, on E side of small cyn 36 Comment
  SBBG69316  Mentzelia micrantha A. J. McClatchie 1893-4-21 Los Angeles Pasadena Comment
  RSA0034482  Mentzelia micrantha Carol Haines 1964-5-23 166 Los Angeles 13 miles from begeinning of Old Ridge Route. 1066 Comment
  UCR82249  Mentzelia obscura J. M. Stewart 1994-4-11 830 Los Angeles Western Mojave Desert, Antelope Valley, Munz Canyon Road, near Elizabeth Lake 1098 Comment
  RSA727361  Mentzelia veatchiana R. G. Swinney 1998-5-16 6067 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  RSA777872  Mentzelia veatchiana R. G. Swinney 2009-6-17 11203 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR185573  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33520 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
  UCR189843  Mentzelia veatchiana R. G. Swinney 1998-7-27 6508 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  CAS-BOT-BC435240  Mesembryanthemum crystallinum Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  SD39365  Mesembryanthemum nodiflorum Edith A. Purer 1932-3-23 2625 Los Angeles Huntington Beach,south along Route 101 Comment
  JEPS30648  Micropus californicus var. californicus Peter H. Raven and Henry J. Thompson 1959-5-5 14132 Los Angeles Mulholland Hwy 1 mi w. Las Virgenes Rd; Santa Monica Mountains, Malibu Creek drainage 335 Comment
  POM362545  Microseris elegans H. E. Hasse 1889-05 2042 Los Angeles Santa Monica. Comment
  CATA1993  Mimulus aurantiacus Steven A. Junak 1997-3-28 386 Los Angeles Santa Catalina Island: Avalon Canyon, along lower end of Hermit Gulch Trail, just uphill from creek crossing 137 Comment
  LA210400  Mimulus aurantiacus Norman A. Cole; May 1964 357 .2 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  LA51936  Mimulus aurantiacus A. M. Johnson; 1934-4-20 4426 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA675931  Mimulus aurantiacus LeRoy Gross 2003-3-9 790 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA439234  Mimulus aurantiacus var. pubescens L. B. Ware 1971-5-16 101 Los Angeles Tuna Canyon (east side), Santa Monica mountains. 168 Comment
  RSA442641  Mimulus aurantiacus var. pubescens F. Post 1931-4-1 s.n. Los Angeles Santa Susana Pass Comment
  POM243750  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-1 S- 4434 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 60 Comment
  UCR116291  Mimulus bigelovii B. G. Pitzer 1998-5-12 3704 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  IRVC26211  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  UCR168409  Mimulus brevipes Fay A. MacFadden 1931-6-10 s.n. Los Angeles Transverse Range, La Tuna Canyon, Verdugo Hills 500 Comment
  SEINET11262500  Mimulus cardinalis Richard S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, San Gabriel Mts. Ca 2 mi se of Newhall.; 0 518 Comment
  SEINET7072904  Mimulus fremontii A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  SFV9202  Mimulus fremontii S. Krause 1966-4-20 156 Los Angeles 150 feet off west side of road to Valyermo, 5.5 miles south of Highway 138. Comment
  JEPS11538  Mimulus guttatus Frank W. Peirson 1918-6-1 198 Los Angeles Eaton Canyon San Gabriel Mountains 640 Comment
  RSA442771  Mimulus guttatus Bonnie C. Templeton 1932-7-20 5041 Los Angeles Big Pines Park. 2092 Comment
  RSA756736  Mimulus guttatus R. G. Swinney 2008-6-24 9094 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  SBBG98516  Mimulus guttatus T. Ross 1991-5-23 5487 Los Angeles lower Tota Cyn 60 Comment
  UC27018  Mimulus guttatus J. H. Barber 1897-4-20 34 Los Angeles near Pomona Comment
  POM50  Mimulus guttatus D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, mountains above Claremont 2134 Comment
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Jan 20 2011
  SEINET12269983  Mimulus longiflorus J. F. Bright, Wyman, C. 1931-1 5513 Los Angeles Mt. Wilson Comment
  UCR162289  Mimulus pilosus Anuja Parikh, Nathan Gale 2004-6-2 2032 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
  SBBG38793  Mirabilis californica M. B. Dunkle 1939-4-3 7234 Los Angeles Chenetti Cyn Comment
  SDSU8452  Mirabilis laevis var. crassifolia A. H. Gallup 1948-4-9 130 Los Angeles 'The Wash'- Claremont 366 Comment
  UC917855  Mirabilis laevis var. crassifolia Frank W. Gould 1944-3-26 212 b Los Angeles Palos Verdes Hills near Walteria Comment
  RSA0027978  Mirabilis laevis var. crassifolia Orlando Mistretta, Christine Mistretta 2008-4-30 2572 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
  RSA0027979  Mirabilis laevis var. crassifolia Orlando Mistretta, Christine Mistretta 2008-5-2 2612 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA611067  Modiola caroliniana Louis C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles: NW corner of Pico & Figueroa streets. Comment
  UCR219246  Modiola caroliniana Lorraine Weller 2009-8-19 081909- 04 A Los Angeles Crenshaw Community Garden, 1423 Crenshaw Blvd., Los Angeles 57 Comment
  RSA646960  Monardella australis subsp. cinerea Orlando Mistretta 1993-6-24 s.n. Los Angeles San Gabriel Mountains: Devils Backbone Ridge. 2454 Comment
  POM4070  Monardella breweri subsp. breweri W. R. Dudley, F. H. Lamb 1896-6-8 4341 Los Angeles At Spragues, Liebre Mts. [an annotation note by Carl Epling reads: Same collection number (Stanford Univ. Herb. 13765) was collected at Edge of Antelope Valley near Neenach, June 6, 1896. ] Comment
  IRVC4831  Monardella lanceolata H. J. Thompson 1960-6-7 3080 Los Angeles 1.2 mi W of State Hwy 26 (Decker Rd.) on road just S of Lake Sherwood Santa Monica Mountains 305 Comment
  RSA408586  Monardella lanceolata var. lanceolata Adele G. Axtman 1931-7-5 s.n. Los Angeles Base of foothills, Verdugo Hills. Comment
  CAS-BOT-BC349495  Monolopia lanceolata C. G. Pringle 1882-5-12 s.n. Los Angeles Tejon Pass Comment
  UCR143525  Monolopia lanceolata Dale E. Johnson, J. E. Eckenwalder 1974-4-19 72 Los Angeles Western Mojave Desert/Liebre Mtns. Region, western Antelope Valley; 16 km (10 mi) east of I-5 (Lebec - Castaic Hwy) on Hwy 138 (Antelope Valley Road) 960 Comment
  UCR192525  Monolopia lanceolata A. C. Sanders 2008-4-10 34785 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
  POM363550  Monolopia lanceolata J. Aug Kusche 1922-05 2080 Los Angeles Hard clay or gravelly soil, Mohave Desert. Comment
  RSA0010784  Morus australis LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 965 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 549 Comment
  RSA640281  Muhlenbergia microsperma R. F. Thorne 1971-5-18 41364 Los Angeles Santa Catalina Island: White's Landing. 30 Comment
  UCR270216  Muilla maritima R. G. Swinney 2011-6-15 15160 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  UCR192174  Nama californica A. C. Sanders 2008-4-17 34929 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  UCSB44588  Nassella cernua Strong, Lisa 1982-5-20 Los Angeles .5 mile north on Hungry Valley Road from its offramp at Interstate 5 914 Comment
  LA82499  Nassella lepida O. H. Kappler; 1943-5-23 469 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC65017  Nasturtium gambelii W. S. Lyon 1885-4-1 s.n. Los Angeles Cienaga near Santa Monica. Comment
  CAS-BOT-BC60411  Nasturtium officinale Carl B. Wolf 1932-5-12 3606 Los Angeles Santa Catalina Island. Middle Ranch Canyon near bridge on lower road to Isthmus. 30 Comment
  SEINET13276730 Image available Nasturtium officinale R. G. Swinney 2011-1 14958 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 (Chilao Flat 7.5' Q.) 1096 Comment
  POM273130  Nasturtium officinale George B. Grant 1898-4-6 372 a Los Angeles Los Angeles River Comment
  JEPS123313  Navarretia fossalis David Gowen with Leigh Johnson 2010-5-12 1107 Los Angeles Vernal pool above Plum Canyon Road (dirt), west of Sierra Hwy and Arlene Road. Comment
  RSA592028  Navarretia hamata Mark Hoefs, Doug Propst 1973-5-4 243 Los Angeles Santa Catalina Island: main road, 1/4 miles west of Little Harbor 30 Comment
  SEINET10464912  Nemacladus glanduliferus var. orientalis Jones Jones s.n. Los Angeles Los Angeles Comment
  UCR256566  Nemacladus longiflorus var. longiflorus Anuja Parikh, Nathan Gale 2011-6-25 3505 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km west of Shortcut Station, 0.8 km north of State Hwy 2, Angeles Crest Hwy 1236 Comment
  RSA0040382  Nemacladus secundiflorus R. G. Swinney 2010-5-11 12656 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA99639  Nemacladus sigmoideus E. K. Balls 1952-4-26 8515 Los Angeles 9.7 miles NE & W of Desert Springs, along Hwy 138 to Palmdale. Comment
  UCR190419  Nemophila menziesii R. G. Swinney 2001-4-18 7892 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  RSA0043165  Nemophila menziesii M. B. Dunkle 1933-4-19 3326 Los Angeles Palos Verdes Hills. Comment
  RSA421307  Nemophila menziesii Geo. L. Moxley 1917-4-1 728 Los Angeles Upper Aliso Canyon, Santa Susana Mts. Comment
  POM99774  Nemophila menziesii var. integrifolia I. W. Clokey, Bonnie C. Templeton 1929-04 4454 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  CAS-BOT-BC506643  Nephrolepis cordifolia R. E. Riefner, Jr. 2015-12-13 15 -468 Los Angeles City of Malibu, Eastern Malibu, N side Pacific Coast Hwy at Carbon Mesa Rd, W of Carbon Canyon Rd 31 Comment
  SEINET3072091  Nerium oleander Ken Hamilton 1984-4-22 17 Los Angeles La Crescenta City Comment
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Sep 16 2014
  RSA597197  Nicotiana attenuata Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3726 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  CHSC3687  Nicotiana glauca Mary MacArthur 1966-5-12 21 Los Angeles San Rafael Hills--Glendale College. 213 Comment
  RSA426693  Nicotiana glauca Nellie V. Haynie 1939-6-12 3651 Los Angeles Van Nuys. Comment
  RSA651334  Nicotiana glauca R. S. Woglum 1930-5-17 s.n. Los Angeles Pasadena. Comment
  UCD97859  Nitrophila occidentalis Eldon Paddock 1951-8-1 s.n. Los Angeles Coyote Creek Wash, toward Norwalk. Comment
  LA51937  Nuttallanthus canadensis C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Mulholland Drive 457 Comment
  OBI12021  Oenothera californica Bill Arbaugh 1966-4-26 s.n. Los Angeles W on 138 from Lancaster 762 Comment
  UCR252551  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-9-1 13641 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  UC1234722  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-2 478 Los Angeles over the ridge from Wrightwood (along stream); San Gabriel Mts., Prairie Fork Comment
  UCR194160  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-29 6532 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA0054995  Oenothera hookeri subsp. venusta Jim Shevock 1970-4-24 151 Los Angeles May Canyon. 609 Comment
  RSA0097544  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18408 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 402 Comment
  RSA0097794  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill. 280 Comment
  RSA534148  Opuntia ficus-indica T. S. Ross, Orlando Mistretta, Mike Hammit 1991-5-17 5063 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  POM321012  Opuntia guerrana Lyman Benson, L. Scheinvar 1975-2-16 LS- 1660 Los Angeles La Verne. Comment
  POM317742  Opuntia littoralis David Walkington 1963-12-19 225 Los Angeles Ca. 20 yards east of Walnut Rd. just north of Puddingstone Rd., San Dimas. 305 Comment
  POM287285A  Opuntia oricola David Griffiths 1908-1 9118 Los Angeles San Pedro. Comment
  RSA250439  Oreonana vestita R. F. Thorne, John Dourley 1967-10-3 37295 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA643968  Oreonana vestita V. W. Steinmann 1996-6-17 918 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3050 Comment
  CAS-BOT-BC502619  Orobanche bulbosa Tim Ross; Steve Boyd 1993-5-23 7284 Los Angeles Liebre Mountains, NW Los Angeles Co: Upper Clearwater Canyon, margin of USFS rd (6N24) ca 790 m ENE of Ruby Canyon/Clearwater Canyon saddle 873 Comment
  RSA0070994  Orobanche californica subsp. feudgei Anstruther Davidson 1893-08 s.n. Los Angeles San Gabriel Mts. Comment
  SD103756  Orobanche valida W. P. Armstrong 1979-8-1 Los Angeles Southeast firebreak ridge of Lookout Mountain, west side of ridge. 1798 Comment
  RSA402083  Orthocarpus purpurascens H. de Forest 15753 Los Angeles Palisades del Rey, at the beach Comment
  RSA402086  Orthocarpus purpurascens Elbert Benjamine 1929-3-31 84 Los Angeles Antelope Valley. Comment
  RSA600084  Osmorhiza brachypoda Steve Boyd, Lauren Raz 1997-5-20 9797 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  SFV19343  Osmorhiza brachypoda J. N. Hogue, C. Solek 2005-4-8 237 .2 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. Glen Canyon. 670 Comment
  UC56284  Oxalis albicans subsp. californica H. M. Hall May 1902 3286 Los Angeles Santa Ana River Canyon 243 Comment
  POM353429  Oxalis albicans subsp. pilosa Louis C. Wheeler 1932-3-12 479 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  UCD110765  Oxalis corniculata R. R. Jeffries 1931-9-18 2265 Los Angeles Van Nuys. Comment
  SEINET6645805  Oxalis hirta N. Bacon 1967-3-27 s.n. Los Angeles Los Angeles, Glenwood Pl., south gate 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
  RSA715261  Oxalis purpurea A. C. Sanders 1988-2-18 7690 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  RSA775127  Oxytheca caryophylloides Orlando Mistretta, Christine Mistretta 2010-6-7 5275 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  UC1929646  Oxytheca trilobata Valerie Soza, Sarah J. De Groot 2003-6-18 1694 Los Angeles Transverse Ranges; San Gabriel Mountains; Mount Hillyer Trail from Horse Flats Campground 1829 Comment
  UC450934  Paeonia californica Fay A. Macfadden 1931-3-8 Los Angeles Tuna Canyon Verdugo Hills Comment
  POM259431  Panicum capillare L. C. Wheeler 1933-12-24 2337 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains 427 Comment
  RSA732774  Papaver californicum R. G. Swinney 2000-5-20 7696 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  CAS-BOT-BC413411  Parietaria hespera var. hespera Ernest Braunton 1902-5-25 345 Los Angeles Redondo Comment
  UCR130586  Parietaria hespera var. hespera R. E. Riefner Jr. 2000-8-29 00- 756 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  SD52965  Parietaria hespera var. hespera Peter H. Raven 1962-4-12 17309 Los Angeles San Clemente Island. Comment
  UCR248044  Parietaria judaica Kai T. Palenscar, Jonas Winbolt 2013-7-24 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Long Beach, northern side of Los Angeles River, under Pacific Coast Highway and West Anaheim Street overpasses 6 Comment
  UCR125164  Paspalum distichum A. C. Sanders, Mark Elvin 2002-6-25 25285 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  RSA653048  Passiflora caerulea Chet McGaugh 1999-12-20 s.n. Los Angeles Puente Hills: La Mirada Creek, just below Hacienda Country Club on east road in golf course, La Habra Heights. 171 Comment
  RSA0053875  Pectocarya penicillata R. G. Swinney 2010-5-11 12624 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA0055774  Pectocarya penicillata R. G. Swinney 2010-4-28 12394 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA772519  Pectocarya penicillata R. G. Swinney 2009-5-13 10770 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  RSA152110  Pectocarya penicillata Wesley O. Griesel 1962-3-24 s.n. Los Angeles Mojave Desert W of Lancaster 1067 Comment
  UCR126859  Pectocarya recurvata A. C. Sanders 2003-4-29 26180 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA592216  Pectocarya setosa L. C. Wheeler 1967-5-12 9462 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA755633  Pedicularis semibarbata R. G. Swinney 2008-7-15 9207 Los Angeles Winston Peak. 2275 Comment
  UCR203107  Pedicularis semibarbata R. G. Swinney 2001-8-27 8103 Los Angeles San Gabriel Mountains, Mt. Burnham, west of Mt. Baden-Powell 2743 Comment
  LA94148  Pellaea andromedifolia Lawrence L. Kiefer; 1966-4-10 1846 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca. 0.25 mi. below Camp Josepho. 304 Comment
  POM246790  Pellaea andromedifolia F. R. Fosberg 1931-4-1 R 83 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 60 Comment
  RSA0081776  Pellaea andromedifolia R. G. Swinney 2010-8-9 13479 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  SEINET13387014 Image available Pellaea andromedifolia R. G. Swinney 2011-1 15956 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  UCR216754  Pellaea andromedifolia R. G. Swinney 2009-2-20 10006 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  SEINET6429230  Pellaea andromedifolia G. B. Grant April 1904 918 Los Angeles Mt. Wilson, S Cal. Comment
  CAS-BOT-BC71341  Pellaea mucronata Le Roy Abrams 1901-4-8 1417 Los Angeles Verdugo Hills Comment
  RSA686909  Pellaea mucronata Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  SD81810  Pellaea mucronata Fay A. MacFadden 1931-3-11 Los Angeles Tuna Canyon, Verdugo Hills Comment
  SFV22074  Pellaea mucronata R. G. Swinney, J. Strong 2009-4-7 10304 Los Angeles San Gabriel Mountains San Antonio Canyon, 2.4 miles north of Shinn Road. Canyon bottom at pond. 1073 Comment
  RSA549823  Penstemon centranthifolius Wandalee Thompson 1964-6-16 52 Los Angeles Near Schwartz Ranch, Pine Canyon Road, N-2, 8 miles west of Elizabeth Lake 1128 Comment
  RSA716515  Penstemon centranthifolius Scott D. White, Pam De Vries 2006-5-10 11444 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
  RSA749029  Penstemon centranthifolius R. G. Swinney 2008-5-5 8747 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  JEPS3886  Penstemon grinnellii var. grinnellii Joseph Andorfer Ewan and Nesta Ewan 1936-8-5 9954 Los Angeles (2 mi below Santa Monica Girl Scout Camp) (Mescal Canyon); San Gabriel Mts., Mescal Canyon 1463 Comment
  NY601209  Penstemon grinnellii var. grinnellii A. D. E. Elmer 06 1902 3615 Los Angeles Acton Comment
  UC27460  Penstemon heterophyllus J. H. Barber 1897-6-26 195 Los Angeles Aliso Canyon Comment
  SBBG25466  Penstemon heterophyllus M. Vincent 1961-5-10 45 Los Angeles Malibu Cyn Rd 0.25 mi N of Tapia Park Comment
  JEPS7558  Penstemon heterophyllus var. australis F. W. Peirson 1918-6-10 202 Los Angeles Mt. Lowe San Gabriel Mts., Mt. Lowe 762 Comment
  POM50427  Penstemon labrosus L. R. Abrams 1901-7-10 1894 Los Angeles San Gabriel Mountains: Wilson's Peak Comment
  SFV20412  Penstemon laetus P. Wilson 2005-3-23 4217 Los Angeles San Gabriel Mountains Millard Canyon, Chaney Trail. 640 Comment
  RSA401901  Penstemon spectabilis Gale Sphon 1959-4-10 313 Los Angeles Mulholland Drive Comment
  JEPS11596  Penstemon spectabilis var. subviscosus F. W. Peirson 1918-6-30 206 Los Angeles Mt. Wilson Toll Road San Gabriel Mts, Mt. Wilson 1295 Comment
  RSA191947  Pentachaeta lyonii Henry Mudd 1963-06 s.n. Los Angeles Saddle Rock Ranch Comment
  RSA0062913  Pentagramma triangularis T. S. Ross, Gery Allen, Mark Elvin, Jennifer Stone 1995-5-19 8582 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1070 ft NNE of the 1135-ft triangulation point. 243 Comment
  RSA0066312  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1024 Comment
  RSA687364  Pentagramma triangularis subsp. triangularis Blanche Trask 1900-03 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA530052  Perideridia parishii subsp. latifolia T. S. Ross 1991-8-16 5842 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  UCSB49820  Peritoma arborea Reisentz, Paul 1975-5-23 Los Angeles About 3 miles east on Pacific Coast Hwy. from Decker Canyon Rd., Santa Monica Mountains 45 Comment
  CAS-BOT-BC419013  Persicaria lapathifolia Frank W. Peirson 1924-8-23 5151 Los Angeles West fork of San Gabriel River, just above forks, San Gabriel Mountains 411 Comment
  RSA0072144  Petalonyx thurberi Orlando Mistretta, Mike Hammitt 1991-4-16 s.n. Los Angeles Bee Canyon. 582 Comment
  UC19636  Petalonyx thurberi subsp. thurberi J. H. Barber 1897-7-12 275 Los Angeles in Soledad Canyon near Saugus; Soledad Canyon Comment
  RSA0003582  Phaca davidsonii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UC107602  Phacelia brachyloba Rev. J. C. Nevin Los Angeles near Los Angeles Comment
  RSA0115256  Phacelia cicutaria var. hispida Richard G. Swinney 2010-5-25 12943 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA609280  Phacelia cicutaria var. hispida Louis C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1220 Comment
  SEINET13383125 Image available Phacelia cicutaria var. hispida R. G. Swinney 2010-1 12112 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway; 34.15222 -117.93056 207 Comment
  SFV21420  Phacelia cicutaria var. hispida L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1031 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  RSA763228  Phacelia cryptantha Justin M. Wood 2010-5-10 1566 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA756955  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-14 2456 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. 946 Comment
  RSA549510  Phacelia davidsonii Tim S. Ross 1990-6-18 3464 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA771567  Phacelia davidsonii R. G. Swinney 2009-6-2 11021 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR223057  Phacelia davidsonii R. G. Swinney 2009-6-2 11021 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
  POM18110  Phacelia distans P. A. Munz 1923-5-25 6813 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA279109  Phacelia distans Robert F. Thorne 1971-3-18 41502 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  RSA772373  Phacelia distans R. G. Swinney 2009-5-12 10735 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  UC1426009  Phacelia distans Donald R. Bissing 1973-6-2 126 Los Angeles along roadside 0.3 mi from canyon mouth; San Gabriel Mountains, Evey Canyon 719 Comment
  UCD120416  Phacelia distans Daryl Koutnik 1978-6-3 522 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  UCR210658  Phacelia distans R. G. Swinney 2009-1-19 9992 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  UCR223500  Phacelia distans R. G. Swinney 2009-5-28 10950 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR263061  Phacelia distans Mitch Provance 2008-4-14 408- 06 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  POM9662  Phacelia distans P. A. Munz 1920-2-24 3241 Los Angeles 3 miles north of Claremont. 427 Comment
  RSA495557  Phacelia egena S. Zona 1989-6-28 336 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians. 2017 Comment
  SD38317  Phacelia egena Edith A. Purer 1935-5-11 6581 Los Angeles Hillside, Malibou Road, Santa Monica Mountains. Comment
  CHSC99840  Phacelia fremontii LeRoy Gross 2005-5-3 2193 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. In sand, along Valyermo Road. 1119 Comment
  SBBG127056  Phacelia fremontii A. Parikh, N. Gale 2011-6-10 3444 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  UCR124676  Phacelia fremontii B. C. Templeton, I. W. Clokey 1930-4-8 1033 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  CATA3317  Phacelia grandiflora Amy Catalano, Laura Roll 2017-3-25 037 Los Angeles Santa Catalina Island: About 0.4 miles up from mouth of Silver Cyn., 150 meters up the main ridge to the north of the canyon 134 Comment
  RSA602475  Phacelia grandiflora Scott D. White 1997-5-8 5097 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  UCD120526  Phacelia hubbyi Michael Alvord; Curtis Schway 1993-3-28 5 Los Angeles Santa Monica Mtns., Malibu State Park, S.E. corner of Mulholland Dr. and Cornell Rd., 200 ft. into driveway, before trail. 240 Comment
  UC1046926  Phacelia imbricata L. R. Heckard 1953-6-14 501 Los Angeles roadbank above creek just s Sycamore Camp Ground; San Gabriel Mountains, Angeles National Forest, Little Rock 1219 Comment
  UC1046923  Phacelia imbricata L. R. Heckard 1953-6-15 509 Los Angeles along creek 5 mi above Dutch Lewis Forest Camp ((about 10 mi n of Sunland)); San Gabriel Mountains, Pachoima Creek 914 Comment
  UC1349371  Phacelia lyonii Robert F. Thorne 1966-4-5 35810 Los Angeles below Stage Station; Santa Catalina Island, Middle Ranch Canyon 76 Comment
  RSA708692  Phacelia minor Valerie L. Soza, Miriam Sidibeh 2003-3-26 1598 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  POM280815  Phacelia minor Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tijuna Canyon. Comment
  POM8035  Phacelia minor P. A. Munz 1920-3-17 3349 Los Angeles San Dimas Canyon. 457 Comment
  RSA97702  Phacelia mohavensis R. M. Straw 1954-6-16 625 Los Angeles Horse Flats Road, off Angeles Crest Hwy. Angeles National Forest. Comment
  UCR223399  Phacelia mutabilis R. G. Swinney 2009-7-29 11407 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
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Nov 4 2018
  UCR124451  Phacelia parryi I. W. Clokey, B. C. Templeton 1929-1 4531 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  CAS-BOT-BC159086  Phacelia ramosissima var. latifolia Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass Comment
  SD108870  Phacelia tanacetifolia James Henrickson 1973-5-12 9580 Los Angeles 9 miles SW of Little Rock, 0.2 miles S of Mt. Emma Rd., along Hwy N3. 1189 Comment
  SBBG18905  Phacelia tanacetifolia F. E. Clements 1918-5-27 Los Angeles 4 mi NW of Palmdale Comment
  RSA699162  Phacelia viscida Pomeroy 1929-4-7 s.n. Los Angeles Benedict Canyon. 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
  OBI69294  Phalaris aquatica John Knapp, Denise Knapp 2003-5-11 46 Los Angeles Catalina Island, 369113.71N x 3690721.77E 259 Comment
  CAS-BOT-BC250595  Phalaris minor Geo. B. Grant 1904-5-14 6212 Los Angeles Playa del Rey Comment
  POM356915  Phalaris minor F. R. Fosberg 1930-6-23 S 2951 Los Angeles Del Rey. 1 Comment
  UCR208865  Phalaris paradoxa L. C. Wheeler 1933-6-24 1874 Los Angeles San Fernando Valley, Sepulveda Blvd. at Los Angeles River 198 Comment
  RSA127953  Pholistoma auritum H. J. Thompson 1959-4-19 1939 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  LA46931  Pholistoma auritum var. auritum Miss Courtney; 1926-4-3 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA459282  Pholistoma membranaceum Anstruther Davidson 1895-5-4 s.n. Los Angeles Gorman St[ation] Comment
  UCR95768  Pholistoma membranaceum L. C. Wheeler 1967-5-12 9490 Los Angeles San Gabriel Mtns., Ravine south of summit 4174, east of Vincent 1250 Comment
  RSA0087088  Phoradendron bolleanum R. G. Swinney 2010-6-1 13084 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  UC306118  Phoradendron libocedri I. M. Johnston 1917-8-23 1718 Los Angeles San Antonio Mts., Prairie Fork of San Gabriel R. 1432 Comment
  JEPS42584  Phoradendron pauciflorum Frank W. Peirson 1918-8-17 32 Los Angeles San Gabriel Mts., Baldy 2286 Comment
  RSA529178  Phoradendron pauciflorum Tim S. Ross, Steve D. Boyd 1991-7-24 5630 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA725924  Phoradendron villosum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26242 Los Angeles Western San Gabriel Mtns.: Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 366 Comment
  RSA423756  Physalis philadelphica Louis C. Wheeler 1932-10-29 1440 Los Angeles Atlantic Ave. ca. 8 mi. N Anaheim Ave. Long Beach. 46 Comment
  UCR170451  Picris echioides Alex R. Van Dam 2004-5-16 008 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the main parking lot on a slightly graded N-facing slope 280 Comment
  RSA612294  Pinus attenuata L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: West side North Fork San Gabriel River, near mouth. 617 Comment
  HSC79761  Pinus coulteri N. Cole 1967-5-27 97 Los Angeles Charlton Flats, San Gabriel Mtns. 1500 Comment
  RSA717860  Pinus coulteri R. G. Swinney 1997-4-25 5514 Los Angeles Ridge c. 0.5 mi. south of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2241 Comment
  UCR145199  Pinus flexilis June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA0065474  Pinus flexilis Marion P. Harthill 1971-9-25 593 Los Angeles Mt. Baden Powell, Angeles National Forest. 2834 Comment
  UCR272926  Pinus halepensis Steven A. Junak 2000-10-14 SCa- 1418 Los Angeles Channel Islands, Santa Catalina Island, west flank of Black Jack Peak, above road to summit of peak, overlooking Black Jack Campground 527 Comment
  UCR259987  Pinus lambertiana R. G. Swinney 2010-10-8 14007 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  RSA605500  Pinus monophylla L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UCR12152  Pinus monophylla Art Whistler 1966-6-23 s.n. Los Angeles San Gabriel Mtns., along Hwy to Palmdale (Route 138) from Route 2 to Mt. Wilson Comment
  RSA169006  Pinus ponderosa Mark Parratt 1964-4-8 620 Los Angeles Charlton Flats Recreation Area; Angeles Crest Highway 1616 Comment
  RSA382810  Piperia cooperi E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  UCR2596  Piptatherum miliaceum F. M. Reed 1925-6-18 5131 Los Angeles Foothill Boulevard on Baldwin Ranch, west of Arcadia 244 Comment
  UCR186576  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32216 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  JEPS68018  Plagiobothrys canescens W. L. Jepson 1939-4-21 19222 Los Angeles Saugus Santa Clara River Valley Comment
  UC1922900  Plagiobothrys canescens Scott D. White, Brian Leatherman 2005-3-18 10801 Los Angeles South Coast region: City of Glendora, South Hills, just north of the I-120 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. San Dimas 7.5' Quad. Comment
  POM3729  Plagiobothrys canescens L. T. Street, Williams 1919-4-12 2501 Los Angeles hills S of Covina Comment
  RSA251447  Plagiobothrys collinus var. gracilis R. F. Thorne 1966-4-17 36103 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA187919  Plantago coronopus Robert F. Thorne 1966-4-6 35900 Los Angeles Santa Catalina Island: small reservoir N of Catalina Airport. 436 Comment
  RSA3582  Plantago coronopus Carl B. Wolf 1932-5-12 3599 Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  RSA251528  Plantago erecta Robert F. Thorne 1973-4-11 42815 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA402020A  Plantago erecta Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  UCR258504  Plantago major R. G. Swinney 2010-6-23 13329 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  RSA412566  Plantago major E. S. Spalding 1922-12-1 s.n. Los Angeles Near Glendale 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
  JEPS15503  Plantago virginica Peter H. Raven 1956-6-17 9400 Los Angeles Westwood Comment
  POM277032  Platanthera leucostachys Robert C. Frampton 1946-7-21 s.n. Los Angeles Little Jimmie Springs near Crystal Lake, Pacific Drainage Area, San Gabriel Mountains. Comment
  POM320560  Platanthera leucostachys Greg Wright 1971-7-24 361 Los Angeles CA Highway 2 east of mileage marker LA71.84. San Gabriel Mountains. 2226 Comment
  UCR189846  Platanthera sparsiflora R. G. Swinney 1998-7-21 6472 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA590940  Platanus racemosa Orlando Mistretta 1994-4-12 1031 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA651301  Platanus racemosa Lori Ackerman, Gerald Braden 1988-4-22 6 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA703328  Platanus racemosa LeRoy Gross 2005-2-15 1387 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. Near 356 Comment
  UCR177747  Platanus racemosa LeRoy Gross, Naomi Fraga 2002-4-4 517 Los Angeles Los Angeles Basin: Verdugo Mountains Region, Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandon'ed. 468 Comment
  UCR249910  Platanus racemosa Mark A. Elvin, Tarja Sagar 2013-5-31 7153 Los Angeles Western Transverse Ranges: Santa Monica Mountains, along Malibu Canyon Road south of tunnel, in main drainage and tributaries 168 Comment
  SEINET12036344  Platanus racemosa Unknown 1936-1 12733 Los Angeles near Santa Monica Comment
  CDA34949  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -108 Los Angeles Malibu; ca. 0.2 mi east of La Piedra State Beach. Comment
  CDA34950  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -113 Los Angeles Malibu; ca. 0.25 mi west of La Piedra State Beach. Comment
  POM4556  Plectritis ciliosa subsp. insignis I. M. Johnston 1918-4-11 1833 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  UCR271839  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SBBG112813  Poa annua S. A. Junak 1998-4-5 SCa 543 Los Angeles upper portion of rd to Toyon Bay, 0.2 mi from intersection with Airport Rd 411 Comment
  UCR209615  Poa pratensis R. G. Swinney 2008-10-10 9579 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA715212  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1947 Los Angeles Fort Tejon Road. Comment
  UCR180357  Poa secunda Scott D. White, Pam Devries 2006-5-9 11395 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  UCR270818  Poa secunda R. G. Swinney 2011-5-24 14804 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  CAS-BOT-BC236193  Poa secunda subsp. secunda Geo. B. Grant 1905-4-4 6463 Los Angeles Lincoln Park Comment
  OBI2548  Poa secunda subsp. secunda Larry E. Brown 1970-5-2 1794 Los Angeles San Gabriel Mts. Ca 10 mi S of Joshua Tree State Park Comment
  RSA150709  Poa secunda subsp. secunda Brown, Lingenfelter 1961-5-18 19 Los Angeles canyon about 3 miles E of Mt. Gleason, 0.25 miles E of Nike site 1676 Comment
  SBBG56799  Poa secunda subsp. secunda R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  SEINET1004838  Polygala cornuta var. fishiae J. H. Barber 1898-1 Los Angeles Santa Monica Canon Comment
  RSA0068432  Polygonum aviculare R. G. Swinney 2010-8-16 13541 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR205940  Polygonum hydropiperoides A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37065 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR209312  Polygonum hydropiperoides A. C. Sanders 2009-11-6 37218 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR210024  Polygonum hydropiperoides R. G. Swinney 2008-12-2 9905 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  NY412666  Polygonum lapathifolium Rev. J. C. Nevin s.n. Los Angeles Comment
  RSA562795  Polygonum lapathifolium D. Charlton, Lew Heide 1991-9-19 5609 Los Angeles Piute Ponds, freshwater marsh between Rosamond and Lancaster emergent perennial in southwest corner near water outfall 762 Comment
  RSA654557  Polygonum lapathifolium Benjamen Rangel 1992-4-11 777 5 a Los Angeles Behind the Olivos Commons at Cal Poly Pomona University. Comment
  CAS-BOT-BC71904  Polypodium californicum Mrs. Blanche Trask 1900-2-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA689869  Polypodium californicum Albert J. Perkins 1895-4-18 s.n. Los Angeles Mt. Lowe Comment
  RSA689892  Polypodium californicum Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  UCSB62466  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  RSA329725  Polypodium californicum Gary D. Wallace 1966-3-25 222 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  RSA651016  Polypodium californicum Todd Ferry 1948-2-4 s.n. Los Angeles San Dimas, Bass Cliff Farm. 274 Comment
  UCSB62385  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CATA804  Polypogon interruptus Mark L. Hoefs, Robert Given 1991-6-12 1376 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  CAS-BOT-BC232405  Polypogon monspeliensis Steven M. Kaune 1962-6-13 384 Los Angeles Ephemeral stream, about 15-20 miles S of Tejon Pass on route toward Castaic off Highway 99, just S and above Oso Canyon, SW end of Tehachapi Mountains 914 Comment
  UCR178949  Polypogon monspeliensis R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin, 0.6 mi. east of Glendora Mtn. Road 366 Comment
  UCR191256  Polypogon monspeliensis R. G. Swinney 1999-6-30 7475 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  UCR73124  Polypogon monspeliensis Scott D. White 1992-10-8 916 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  SEINET10593641  Polypogon monspeliensis Joseph A. Ewan 1936-8-6 Ewan 9971 Los Angeles Shade of thick willow thicket Head of Cedar Canyon off Mescal Canyon. San Gabriel 1981 Comment
  POM7108  Polypogon viridis L. T. Street, G. Williams 1919-5-10 2711 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA177766  Polypogon viridis R. F. Thorne, Percy C. Everett 1965-5-10 34436 -A Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA776785  Polypogon viridis Orlando Mistretta, Christine Mistretta 2010-6-15 5304 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  POM908A  Polystichum munitum M. Harbour 1909-1 s.n. Los Angeles Covina Comment
  CAS-BOT-BC6244  Polystichum munitum subsp. curtum Joseph Andorfer Ewan 1931-9-7 5159 Los Angeles Sawpit Canyon, San Bernardino Mts. 1280 Comment
  POM249844  Populus X parryi F. R. Fosberg 1931-5-7 S 4830 Los Angeles Santa Catalina Island. Cottonwood Canyon, just below Cape Blanco. Comment
  RSA628630  Populus balsamifera subsp. trichocarpa Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  UCR271474  Potentilla glandulosa R. G. Swinney 2011-5-3 14569 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA250514  Potentilla glandulosa subsp. ewanii Robert F. Thorne, John Dourley 1967-10-10 37358 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA332610  Potentilla glandulosa subsp. ewanii Wayne E. Sawyer 1981-6-11 25 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  UC1971223  Primula clevelandii Louis C. Wheeler 1969-4-1 Los Angeles SAN GABRIEL MOUNTAINS: Ridge east of Ham Canyon. Comment
  LA200822  Prunus ilicifolia subsp. ilicifolia A. M. Johnson; 1934-3-16 4347 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA660226  Prunus ilicifolia subsp. ilicifolia Fred Brooks, P. Sobkowiak 1988-4-23 13 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  SBBG12788  Prunus ilicifolia subsp. lyonii E. R. Blakley 1961-9-24 4765 Los Angeles Cherry Valley 6 Comment
  UCR149861  Prunus lyonii Scott D. White 2004-4-23 10234 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA0047397  Prunus virginiana var. demissa Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area 2098 Comment
  RSA451455  Prunus virginiana var. demissa L. E. Hoffman 1932-7-4 s.n. Los Angeles Big Pines Park, Swartout Canyon Comment
  RSA760859  Pseudognaphalium biolettii R. G. Swinney 2009-2-20 10012 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR272970  Pseudognaphalium biolettii R. G. Swinney 2011-4-26 14517 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  OBI55615  Pseudognaphalium biolettii F. C. Boutin 1967-4-23 1699 Los Angeles San Clemente Island: W side of island, along coast NW of Eel Point Comment
  POM358752  Pseudognaphalium biolettii James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  RSA0094715  Pseudognaphalium californicum R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14324 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
  HSC12743  Pseudognaphalium californicum Wendell Wood 1970-6-23 37 Los Angeles Linda Vista Rd. and Figueroa. Glendale 457 Comment
  SBBG131602  Pseudognaphalium luteoalbum S. A. Junak 1999-7-15 SCa 1028 Los Angeles Bulrush Cyn 237 Comment
  LA32056  Pseudognaphalium microcephalum Peter H. Raven; Henry J. Thompson 1959-9-27 14504 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  HSC12362  Pseudotsuga macrocarpa Wendell Wood 1970-6-24 61 Los Angeles Angeles Crest Hwy. 6 mi beyond intersection with Foothill Blvd. 762 Comment
  POM264379  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek 1677 Comment
  RSA31095  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek 1677 Comment
  RSA0021429  Psilocarphus tenellus A. L. Haines 1974-4-23 s.n. Los Angeles Topanga Canyon Santa Monica Mts. 274 Comment
  SFV21060  Pteridium aquilinum var. pubescens L. Gross, S. Larson, V. Soza 2001-5-31 389 Los Angeles Verdugo Mountains Southeast side of mountains. Dead Horse Canyon. 335 Comment
  RSA0091100  Pterospora andromedea R. G. Swinney 2011-8-17 15656 Los Angeles Ridge to the imm. west of Lily Spring, c. 100 meters s. of SR 2 (Angeles Crest Hwy.), n. slope of Mt. Hawkins 2329 Comment
  SBBG98631  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5338 Los Angeles between Box and Horse Cyns 484 Comment
  IRVC27020  Pulicaria paludosa Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2995 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  RSA401592B  Pycnanthemum californicum Louis C. Wheeler 1933-8-14 2083 Los Angeles San Dimas Canyon. 640 Comment
  RSA583139  Quercus Tim S. Ross 1993-4-22 6915 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak. 419 Comment
  UCSB72070  Quercus X grandidentata Gross, LeRoy 2001-1-28 Los Angeles Verdugo Mountains, north side; ridge between Engleheard and Henderson Canyons; T2N R13W SW1/4 Sec. 33 548 Comment
  RSA177663  Quercus X macdonaldii Robert F. Thorne, P. Everett 1965-5-10 34448 Los Angeles N side of Black Jack Mt. above Lyonothamnus grove, Santa Catalina Island. 488 Comment
  RSA450193  Quercus agrifolia A. R. Roos 1937-12-15 s.n. Los Angeles Sepulveda Canyon Comment
  SFV865  Quercus agrifolia P. G. Kilburn 1957-10-31 533 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 350 Comment
  RSA476836  Quercus agrifolia var. agrifolia George B. Grant 1904-06 s.n. Los Angeles Pasadena. Comment
  RSA596502  Quercus agrifolia var. agrifolia Louis C. Wheeler 1966-11-19 9129 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  LA97391  Quercus berberidifolia Kei Nakai; 1976-4-7 TCSP 4 4 76 Los Angeles 243 Comment
  POM18619  Quercus berberidifolia E. S. Spalding 1921-4-9 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  UC1922652  Quercus berberidifolia Valerie Soza, Leland Lubinsky 2001-5-16 1224 Los Angeles Transverse Ranges; Verdugo Mountains region; Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 457 Comment
  OBI79458  Quercus berberidifolia David J. Keil 1980-3-27 13732 Los Angeles 1 mile E of Ridge Route on Pine Canyon Road (L.A. County Rd n-2) 1189 Comment
  POM6816  Quercus chrysolepis I. M. Johnston 1919-12-29 s.n. Los Angeles Evey Canyon. 1128 Comment
  RSA476898  Quercus chrysolepis Bonnie C. Templeton 1962-9-27 9377 Los Angeles Angeles Crest, above Camp Hi Hill & near Mt. Wilson turn off. Comment
  RSA638819  Quercus chrysolepis Valerie L. Soza, Laura Moore 1999-6-30 583 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  UC1135368  Quercus chrysolepis A. Lewis Feb 1934 289 Los Angeles Indian Grove Angeles National Forest, San Fernando Quad. 1341 Comment
  UCR259392  Quercus chrysolepis R. G. Swinney 2010-8-30 13628 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
  CHSC96046  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 307 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek. 762 Comment
  UCR270167  Quercus durata var. gabrielensis R. G. Swinney 2011-4-9 14370 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  POM285655  Quercus engelmannii Lyman Benson 1951-10-15 14805 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  POM6817  Quercus engelmannii I. M. Johnston 1920-1-1 s.n. Los Angeles Arcadia, along Huntington Drive. 152 Comment
  POM273364  Quercus john-tuckeri Lyman Benson 1947-10-9 12837 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
Read comments
Mar 24 2015
  UCR84565  Quercus john-tuckeri T. S. Ross, Steve Boyd 1994-9-21 8308 Los Angeles Liebre Mtns., upper west end of Liebre Mountain, along Forest Service Road 7N23, c. 200-370 m SW of Sandberg Triangulation Point (5345 ft.). 1582 Comment
  RSA0017014  Quercus john-tuckeri F. W. Peirson 1919-5-11 404 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 854 Comment
  SEINET5644470  Quercus kelloggii Tim Ross, Steve Boyd; Orlando Mistretta; Peter Fritsch; Alex Quici 1990-6-27 3882 Los Angeles Liebre Mtn. N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevation between 4880-5680.; 0 Comment
  SEINET12853631  Quercus kelloggii Unknown 1997-10-1 s.n. Los Angeles Flora of the United States of America State: California County: Los Angeles Location: Angeles National Forest, San Gabriel Mountains, along Hwy 2 Comment
  RSA477310  Quercus lobata Geo. L. Moxley 1916-6-16 501 Los Angeles Santa Susana Mountains. Comment
  CAS-BOT-BC258376  Quercus tomentella P. S. Manos 1988-10-28 678 Los Angeles San Clemente Island, Stone Canyon 182 Comment
  RSA479365  Quercus tomentella Mark Hoefs 1974-10-3 578 Los Angeles Santa Catalina Island, ridge between Sweetwater Canyon and Cape Canyon on Sweetwater side 457 Comment
  SBBG95482  Quercus tomentella M. B. Dunkle 1928-11-2 2026 Los Angeles Gallagher Cyn Comment
  SD75586  Quercus tomentella M. B. Dunkle 1939-11-25 7357 Los Angeles San Clemente Island, NE slope Comment
  UCR108598  Quercus tomentella F. C. Boutin 1967-4-23 1659 Los Angeles Channel Islands, E side of San Clemente Island, Lemon Tank, a dump site 305 Comment
  CAS-BOT-BC104867  Quercus wislizeni S. Y. Parnay 1911-6-1 s.n. Los Angeles Henninger's Flats Comment
  SDSU6995  Quercus wislizeni J. Godsil 1953-3-9 564 Los Angeles Little Dalton canyon, above San Gabriel lakes. 960 Comment
  SD1078  Quercus wislizeni var. frutescens Fidella G. Woodcock Sep 1930 Los Angeles Mt. Lowe Comment
  SFV20992  Rafinesquia californica L. Gross, V. Soza 2003-5-15 899 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains north of La Tuna Canyon road. Started at end of Elben Ave., climbed north to ridgetop south of McDonald Creek, then east along ridgeline, then came back down into a small canyon at the end of Elben Place just east of where started. Gentle, east-facing slope near ridgetop on south-facing side of ridge line. 396 Comment
  UC54142  Rafinesquia californica H. M. Hall May 1902 3098 Los Angeles San Francisquito 457 Comment
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Jun 16 2009
  RSA472412  Rafinesquia californica Robin S. Collins 1973-5-15 264 Los Angeles Angeles National Forest, San Gabriel Mts. Trail Canyon, on road to beginning of pack trail. 594 Comment
  SEINET177446  Ranunculus aquatilis H. N. Hait 1903-6-26 Los Angeles unspecified 1219 Comment
  CAS-BOT-BC379003  Ranunculus aquatilis var. diffusus Geo. B. Grant 1904-5-5 6113 Los Angeles Ballona Salt Marsh Comment
  LA52189  Ranunculus californicus Mary Reynolds; 1937-4-12 95 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA0025271  Ranunculus hebecarpus Justin M. Wood 2012-3-20 4651 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  SBBG131725  Ranunculus hebecarpus S. A. Junak 1999-5-8 SCa 923 Los Angeles Escondido Cyn, ca. 0.35 mi above reservoir 152 Comment
  SBBG71869  Ranunculus hebecarpus M. N. Ackley -Apr-1928 913 Los Angeles Santa Monica Mtns 274 Comment
  OBI35617  Raphanus sativus Rebecca Cicoria 1981-4-24 3 Los Angeles Upper Sepulveda Cyn, Rolling Hills Comment
  RSA640801  Rhamnus californica Louis C. Wheeler 1931-4-17 s.n. Los Angeles Pomona: Ganesha Hills. Comment
  RSA0081312  Rhamnus ilicifolia R. G. Swinney 2010-5-7 12590 Los Angeles 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
  SD37646  Rhamnus ilicifolia Detmer 1931-5-17 Los Angeles Mint Canyon Comment
  UCR271600  Rhamnus ilicifolia R. G. Swinney 2011-10-13 15791 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  SEINET13946339 Image available Rhamnus ilicifolia Peter H. Raven, Henry J. Thompson 1959-1 13911 Los Angeles Santa Monica Mountains. 34 deg. N, 118-119 deg. W. Las Flores Canyon 3.8 mi N of Coast Highway. Elev 1800 ft 549 Comment
  RSA604523  Rhamnus pirifolia Sara L. Crockett, Hoefs, Junak 1997-3-27 598 Los Angeles Santa Catalina Island, 0.2 miles N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; 3 m E of road 287 Comment
  CAS-BOT-BC200705  Rhus aromatica Alice Eastwood 1919-5-29 8953 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC170464  Rhus integrifolia H. E. McMinn 1924-7-25 1311 Los Angeles Catalina Island Comment
  CAS-BOT-BC170466  Rhus integrifolia L. E. Cox 1908-3-31 s.n. Los Angeles Catalina Island Comment
  LA200136  Rhus integrifolia James Lauter; 1953-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, 1 mi and a block W of Beverly Glen X Mulholland Dr. Comment
  RSA614156  Rhus integrifolia J. Gural, Valerie Soza 1997-3-26 16 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  UCR108200  Rhus integrifolia Jeanne Gural, V. Soza 1997-3-26 16 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. & Foothill Blvd. SW of pHake Lake on lower ele., western portion of the field station. 412 Comment
  UCR205675  Rhus laurina A. C. Sanders, T. B. Salvato 2009-5-29 37032 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  UCD116942  Rhus ovata Kenneth A. Wilson 1961-3-11 995 Los Angeles San Francisquito Canyon Road and Clear Water Canyon. Comment
  RSA0051230  Rhus ovata Jim Shevock 1970-3-7 23 Los Angeles San Gabriel Mts. 762 Comment
  LA212306  Rhus trilobata Lee Haines; 1935-7-4 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Little Dalton. Comment
  RSA476430  Ribes aureum var. gracillimum Elbert Benjamine 1929-3-17 110 Los Angeles Hillside, Burbank. Comment
  LA91458  Ribes californicum var. hesperium Bruce Douglas Clayton; Greg Shaw 1972-4-4 58 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus 554 Comment
  CAS-BOT-BC167102  Ribes indecorum A. C. Sanders 2003-3-14 25784 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CAS-BOT-BC173113  Ribes indecorum Louis C. Wheeler 1946-12-14 6453 Los Angeles San Gabriel Mountains: San Dimas Canyon 502 Comment
  RSA522326  Ribes indecorum Steve Boyd 1990-2-3 3820 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon. Comment
  RSA640829  Ribes indecorum Louis C. Wheeler s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  SFV12538  Ribes indecorum M. H. Grayum, D. L. Koutnik 1977-11-13 850 Los Angeles Santa Susana Mountains Along tributary, west of Limekiln Canyon and just southwest of Horse Flats. 442 Comment
  UC147005 Image available Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont Comment
  UCR124746  Ribes malvaceum B. C. Templeton, I. W. Clokey 1930-4-2 1432 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  RSA485420  Ribes malvaceum var. viridifolium Steve Boyd, T. S. Elias 1987-4-14 2045 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  RSA0106823  Ribes nevadense R. G. Swinney 2011-7-29 15569 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  SEINET12221491  Ribes parishii C. H. Johnson, Wyckoff, S. N. 1921-2-19 98 Los Angeles El Monte Comment
  RSA476238  Ribes roezlii C. Epling 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  CAS-BOT-BC168660  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam 304 Comment
  CHSC8055  Ribes speciosum Edward L. Smith 1957-3-26 205 Los Angeles Located at Blanchard Park, Pomona College, Claremont. San Gabriel Mts. 381 Comment
  RSA127907  Ribes speciosum Peter H. Raven 1959-3-1 13824 Los Angeles Griffith Park, Mt Hollywood Drive, 0.8 miles south of Vista Del Valle Drive. 396 Comment
  RSA476293  Ribes speciosum Freda Detmers 1929-2-24 s.n. Los Angeles Laurel Canyon Comment
  RSA476296  Ribes speciosum Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  UC1127566  Ribes speciosum P. L. Johannsen 1934-1-18 235 Los Angeles 1/2 mi ne Mesa Peak; Calabasas Quadrangle Comment
  UC1870236  Ribes speciosum LeRoy Gross 2003-3-9 799 Los Angeles Transverse Ranges; Verdugo Mountains region; Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  RSA649800  Ricinus communis Matt Brooks 1988-5-12 70 Los Angeles Whittier, Turnbull Canyon Rd. 0.5 miles east of its intersection with Beverly Blvd. Comment
  SD90297  Ricinus communis Robert F. Thorne 1970-3-5 39353 Los Angeles Santa Catalina Island, NE slope of Blackjack Mountain at upper end of Swain's Canyon 399 Comment
  CAS-BOT-BC147479  Rosa californica Alice Eastwood 1919-7-4 9277 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CDA20100  Rosmarinus officinalis M. O'Brien 2003-2-9 MOB 1 -03 Los Angeles South Coast; Malibu Bluffs Recreation Area, Pacific Coast Hwy & Malibu Canyon Rd. 0 Comment
  RSA730702  Rubus discolor R. G. Swinney 1997-5-31 5536 Los Angeles near Mt. Baldy School, south of Mt. Baldy village, c. 75 m east of San Antonio Canyon. 1280 Comment
  UCR106901  Rubus discolor Steve Boyd, Lauren Raz 1997-6-18 9979 Los Angeles Liebre Mtns, Liebre Mountains, Portal Ridge, open ridgeline about jct of Juday Truck Trail and Troedal Motorway, south of Troedel Spring 1183 Comment
  CAS-BOT-BC148393  Rubus leucodermis Le Roy Abrams; E. A. McGregor 1908-7-3 617 Los Angeles North Baldy Mountain, San Gabriel Mountains 2133 Comment
  POM366437  Rubus ursinus F. R. Fosberg 1931-4-13 S 4584 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach Canyon. 60 Comment
  POM7028  Rubus ursinus Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2471 Los Angeles Puddingstone Canyon, near San Dimas. 274 Comment
  RSA160534  Rubus ursinus John Olmsted 1958-3-10 37 Los Angeles Along level bank of Liveoak Creek draining southwest and 3 miles N of Webb School and above Hill Ranch of Webb School and above Hill Ranch along fire road. NE of Claremont. 534 Comment
  RSA653629  Rubus ursinus S. Koukol, R. Koukol 1998-5-3 46 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  RSA669693  Rubus ursinus LeRoy Gross 2002-4-28 534 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  UCR179621  Rumex conglomeratus R. G. Swinney 1989-6-24 s.n. Los Angeles San Gabriel Mtns., Little Dalton Canyon 427 Comment
  LA105052  Rumex crispus Barry A. Prigge; 1988-7-3 8216 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track, S side of Hwy. 313 Comment
  IRVC26350  Rumex hymenosepalus A. C. Sanders, Andy Thompson 2003-4-15 26012 Los Angeles Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 351 Comment
  CAS-BOT-BC433661  Rumex obtusifolius Joseph Andorfer Ewan 1932-7-4 7573 Los Angeles Millards Canyon, just below the falls. San Gabriel Mts. Comment
  SD139507  Rumex salicifolius var. salicifolius Jon Rebman, Jonathan Dunn 1996-4-29 3110 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  UC850519  Rumex salicifolius var. salicifolius Louis C. Wheeler 1932-6-17 831 Los Angeles 1 mi w Claremont 365 Comment
  UC850619  Rumex salicifolius var. salicifolius L. W. Nuttall 326 Los Angeles Santa Catalina Island Comment
  RSA0030895  Ruppia maritima F. Raymond Fosberg 1931-5-4 S 4754 Los Angeles 2nd bridge bel.[below] Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 140 Comment
  UCR65205  Salicornia subterminalis F. R. Fosberg 1931-5-17 S- 04888 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  LA208649  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-3-15 7635 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  LA208650  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-3-15 7632 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  RSA720150  Salix gooddingii LeRoy Gross 2007-4-6 2627 Los Angeles Southern front of the range: Wildwood Canyon. 499 Comment
  UCR129383  Salix gooddingii Orlando Mistretta 1994-4-12 1000 Los Angeles San Gabriel Mtns, Little Rock Creek, slopes east of Little Rock Reservoir 976 Comment
  UCR273750  Salix gooddingii Steven A. Junak 1999-5-20 SCa- 927 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood Canyon, at reservoir 134 Comment
  CAS-BOT-BC104144  Salix hindsiana F. Ray Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains Comment
  CAS-BOT-BC104146  Salix hindsiana I. Johnston s.n. Los Angeles Compton Creek near Dominguez Comment
  RSA522449  Salix laevigata Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4056 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  RSA594572  Salix laevigata Louis C. Wheeler 1966-10-12 8980 Los Angeles San Gabriel Mountains. East fork, San Gabriel Canyon, 1/4 mi. upstream from Heaton Flat. 610 Comment
  RSA712037  Salix laevigata Gary D. Wallace 1986-12-10 2564 Los Angeles Monrovia; edge of vacant lot. Comment
  SBBG59086  Salix laevigata C. W. Sharsmith 1932-1-17 11 Los Angeles San Gabriel Cyn, ca. 9.5 km above Azusa 91 Comment
  UC482206  Salix laevigata Mrs. H. P. Bracelin and F. R. Fosberg 1931-10-11 568 Los Angeles 2.5 km. w Ocean Beach; Santa Monica Mts., Lower Topanga Canyon 15 Comment
  POM182040  Salix lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles Bottom of Topanga Canyon. 225 Comment
  POM184875  Salix lasiolepis Carl. W. Sharsmith 1932-1-17 7 -A Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA182049  Salix lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City). Comment
  SD1054  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 Los Angeles bottom of Lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  SD897  Salix lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains; at foot of coastal headland near mouth of Topanga Canyon 14 Comment
  UC506416  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-5-19 7666 Los Angeles Ballona Marshes Comment
  UC506442  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-4-30 7695 Los Angeles along stream from Baldwin Hills Culver City (near Higuera Rd.) Comment
  UCR108662  Salix lasiolepis L. C. Wheeler 1961-6-13 7877 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR11996  Salix lasiolepis H. J. Thompson 1960-3-13 3015 Los Angeles Western Transverse Range; Santa Monica Mtns., Tuna Canyon, 16 [1.6?] miles north of Coast highway 76 Comment
  UCR210221  Salix lasiolepis R. G. Swinney 2008-8-14 9427 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  CDA20305  Salsola australis M. O'Brien 2004-11-1 s.n. Los Angeles Southern California Coast; El Pescador State Beach. 0 Comment
  SFV22129  Salsola tragus V. Soza, L. Gross, M. Sripracha 2001-7-20 1358 Los Angeles Verdugo Mountains Whiting Woods Mountainway junction with Verdugo Mountain Mountainway, near radio facilities. Southeast-facing slope alongside paved road to radio facilities. 854 Comment
  RSA332894  Salsola tragus Wayne E. Sawyer 1981-7-31 120 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2287 Comment
  RSA746849  Saltugilia australis Orlando Mistretta 1992-5-21 392 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA587147  Saltugilia grinnellii subsp. grinnellii Orlando Mistretta 1995-4-28 1656 Los Angeles Kitter Canyon, slopes W of main canyon. 1219 Comment
  UCR256563  Saltugilia splendens subsp. grantii Anuja Parikh, Nathan Gale 2011-6-24 3502 Los Angeles Transverse Ranage; San Gabriel Mountains, south of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 0.9 km south of Monte Cristo Creek 1390 Comment
  RSA244394  Saltugilia splendens subsp. grantii Robin S. Collins 1973-5-28 321 Los Angeles Trail Canyon 732 Comment
  RSA0095313  Saltugilia splendens subsp. splendens Richard G. Swinney 2011-6-6 14992 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA145145  Salvia apiana Alice Ann Webb 1961-2-28 773 Los Angeles Padua Hills, side road off parking lot, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 427 Comment
  RSA424328  Salvia apiana William Emboden 1970-6-12 23 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA442833  Salvia apiana William Emboden 1969-5-28 19 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442836  Salvia apiana William Emboden 1969-5-28 22 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA659440  Salvia apiana Monica Acosta 1998-5-26 29 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona). 226 Comment
  SBBG25463  Salvia apiana M. Vincent 1962-5-7 222 Los Angeles Soledad Cyn at Rivers End Comment
  SEINET12344297  Salvia apiana Unknown 1983-7-27 15804 Los Angeles between chapel & gymnasium, Webb School, Claremont Comment
  UC215513  Salvia apiana A. R. Davis 1915-6-30 Los Angeles n of Claremont 457 Comment
  UCR191714  Salvia carduacea A. C. Sanders 2008-4-18 34954 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 959 Comment
  RSA401455B  Salvia columbariae M. B. Dunkle 1929-4-7 2111 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  SBBG71149  Salvia columbariae M. N. Ackley -Mar-1926 455 Los Angeles Eagle Rock 213 Comment
  UC634913  Salvia columbariae H. L. Mason 1926-4-26 2958 Los Angeles 4 mi w Saugus Comment
  UCR270654  Salvia columbariae R. G. Swinney 2011-4-1 14302 A Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR271459  Salvia columbariae R. G. Swinney 2011-6-14 15157 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  UC483477  Salvia dorrii var. pilosa A. D. E. Elmer Jun 1902 3696 Los Angeles Vincent Comment
  SBBG51258  Salvia leucophylla J. Doty 1969-5-16 672 Los Angeles 1.4 mi N of jct with Violin Cyn Rd, 7.7 mi N of Castaic Junction 396 Comment
  UC1124766  Salvia leucophylla F. H. Raymond 1930-1-6 18 Los Angeles Escondido Canyon; Triunfo Pass Quad. 335 Comment
  UCR153552  Salvia leucophylla A. C. Sanders 2005-5-11 30182 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  CAS-BOT-BC233295  Salvia mellifera Tim Ross 1993-4-22 6893 Los Angeles SW part of the island in the vicinity of Cactus Peak, southerly coastal slope 1320 m SE of Cactus Peak summit, Santa Catalina South USGS 7.5' quad, Santa Catalina Island 350 Comment
  LA86118  Salvia mellifera Emboden W. A. Jr.; 1962-4-29 Los Angeles Santa Monica Mountains, Mulholland Drive near Beverly Glen Blvd Comment
  OBI8154  Salvia mellifera Lewis Meltz 1977-4-9 LM 20 Los Angeles 25m S of Eaton Cyn, Wash, 2.5 km E of Eaton Cyn. Bridge Comment
  RSA0035187  Salvia mellifera James S. Burns 1992-5-5 5 Los Angeles 1 mile north on Van Tassel fire road from south access; Angeles National Forest. 457 Comment
  RSA0091079  Salvia mellifera R. G. Swinney 2011-4-9 14376 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA434115  Salvia mellifera Bonnie C. Templeton 1929-12-29 1439 Los Angeles Mandeville Canyon, Santa Monica Mts. 250 Comment
  RSA580958  Salvia mellifera Jamie Kneitel 1994-4-28 46 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA712714  Salvia mellifera A. C. Sanders 2003-3-14 25763 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  UC1211067  Salvia mellifera Huron H. Smith 1912-5-29 5032 Los Angeles trail from summit Santa Catalina Island 365 Comment
  UCR195297  Salvia mellifera Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1181 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 to ridgetop, north of McDonald Creek 396 Comment
  SD12563  Salvia spathacea Edith A. Purer 1935-5-11 6572 Los Angeles Malibou Road Comment
  RSA764314  Sambucus mexicana Doris Bowers 1966-4-16 521 Los Angeles Malibu Canyon 91 Comment
  UC28623  Sambucus mexicana J. H. Barber 1897-1 304 Los Angeles Santa Monica Exp't Station Comment
  UCR130830  Sambucus mexicana David Charlton 1989-4-7 2872 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  UCR213413  Sambucus mexicana A. C. Sanders, Dan S. Cooper 2010-3-12 37334 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCSB9498  Sambucus nigra subsp. caerulea Haller, Norman 1953-3-29 Los Angeles Mulholland Dr. above Sepulveda Santa Monica Mts. 457 Comment
  RSA785910  Sanicula arguta K. Dobry 1991-4-4 584 Los Angeles Elsmere Cyn. West San Gabriel Mts Comment
  UCR142883  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  UCR280659  Sanicula crassicaulis R. G. Swinney 2014-5-21 16623 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
  UCR190054  Sarcodes sanguinea R. G. Swinney 1998-9-7 6931 Los Angeles San Gabriel Mtns., Dawson Peak ridge, Dawson Peak Ridge Trail 2829 Comment
  LA201027  Sarcostemma cynanchoides subsp. hartwegii Carl Wishner; 1996-8-21 2404 1 Los Angeles Santa Monica Mountains, Cahuenga Pass, ridge E of Mulholland terminus and W of Hollywood Reservoir 213 Comment
  RSA626978  Saxifraga californica Louis C. Wheeler 1967-5-15 9583 Los Angeles San Gabriel Mountains: East side Elsmere Canyon, near mouth. 518 Comment
  RSA188313  Schedonorus arundinaceus R. F. Thorne 1966-6-1 36488 Los Angeles Santa Catalina Island: site of razed St. Catherine's Hotel, N of Avalon. 5 Comment
  RSA598210  Schinus molle Sara L. Crockett, Mark Hoefs, Steven A. Junak, Gery Allan 1996-10-31 548 Los Angeles Santa Catalina Island. Mt. Black Jack Campgrounds. 451 Comment
  RSA585822  Schinus polygamus T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  CATA624  Schismus arabicus Mark L. Hoefs 1991-4-8 1077 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  RSA587395  Schismus barbatus Orlando Mistretta 1992-5-8 272 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  CAS-BOT-BC111382  Schoenoplectus acutus var. occidentalis Timothy S. Ross; Steve Boyd 1994-9-21 8338 Los Angeles Cow Spring Pond; sag pond on the San Andreas Fault Zone. 1155 Comment
  CAS-BOT-BC111519  Schoenoplectus americanus Joseph Cook (Rev.) Nevin 1904-1-1 s.n. Los Angeles Los Angeles Comment
  POM1401  Schoenoplectus maritimus I. M. Johnston 1917-6-10 1318 Los Angeles Playa Del Rey Comment
  IRVC28715  Scirpus microcarpus A. C. Sanders, Mark A. Elvin 2002-8-26 25586 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  SBBG82789  Scirpus microcarpus M. Bufkin -May-1895 Los Angeles near Pasadena Comment
  UCR126844  Scirpus microcarpus A. C. Sanders, Mark A. Elvin 2002-8-26 25586 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  UCD124829  Scrophularia californica Daryl Koutnik 1978-4-21 398 Los Angeles Glendale at end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  LA51843  Scrophularia californica subsp. californica Miss Courtney; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA82041  Scrophularia californica subsp. californica O. H. Kappler; 1943-4-28 377 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Lower end Sepulveda Canyon. Comment
  CAS-BOT-BC238494  Scrophularia villosa Peter H. Raven 1962-5-10 17711 Los Angeles San Clemente Island. North of Thirst 304 Comment
  CAS-BOT-BC238496  Scrophularia villosa Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6960 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, lower Bouchette Canyon (draining northeastward to Johnsons Landing) 91 Comment
  POM220066  Scrophularia villosa F. R. Fosberg 1932-5-6 8133 Los Angeles Santa Catalina Island, Big Wash Canyon, Avalon 25 Comment
  UCSB5740  Scutellaria mexicana 1929-6-6 Los Angeles Elizabeth Lake; Pine Cyn Comment
  POM50359  Scutellaria tuberosa L. R. Abrams 1901-4-7 1409 Los Angeles Verdugo Hills Comment
  RSA82360  Scutellaria tuberosa F. W. Peirson 1925-4-23 5804 Los Angeles San Gabriel River 366 Comment
  RSA0069778  Selaginella bigelovii LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6996 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  UC813042  Selaginella bigelovii Marcus E. Jones, A. M. 1882-2-25 3023 Los Angeles Pasadena Comment
  RSA683760  Selaginella bigelovii July N. Ackley 1935-01 328 Los Angeles Big Tujunga. 610 Comment
  CAS-BOT-BC327397  Senecio astephanus unspecified 1900-4-12 s.n. Los Angeles Mt. Lowe, Castle Canyon Comment
  JEPS37279  Senecio flaccidus var. douglasii Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  UCR132302  Senecio flaccidus var. douglasii John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  POM30496  Senecio lyonii George B. Grant, Walter Wheeler 1904-04 6134 Los Angeles Santa Catalina Island. Comment
  RSA0124992  Senecio lyonii Mark Hoefs 1974-5-1 442 Los Angeles Santa Catalina Island: by Renton Mine Road. 137 Comment
  UCR149812  Senecio mikanioides Scott D. White 2004-4-23 10232 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  SFV21765  Senecio vulgaris L. Gross 2001-3-31 366 Los Angeles Verdugo Mountains South side of Verdugo Mountains at end of Olive Ave. Parked on Via Montana in Burbank, follow an old road that is overgrown that goes up to the main crest with Sunset Canyon to the west and Story Canyon to the east. On west-facing slope on old road above Sunset Canyon. 396 Comment
  SFV22145  Senecio vulgaris V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 768 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Alongside trail along south-southwest-facing ridgetop. 518 Comment
  RSA608064  Senecio vulgaris L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  SEINET10839513  Sequoiadendron giganteum David B. Dunn 1939-10-25 Dunn UMO 46555 Los Angeles Cultivated specimen of a tree native to the western face of the Sierra Nevada Mts, of central Calif. growing at Colorado Blvd. and Orange Dr., Pasadena, Calif. 274 Comment
  RSA678887  Sibara filifolia Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 154 Los Angeles San Clemente Island. SHOBA (Shore Bombardment Area) S. of buds. West of Willies Saddle cf. ridge. 171 Comment
  SBBG94045  Sibara filifolia M. R. Benedict 1971-6-25 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SBBG93069  Silene gallica S. Myers, R. Montijo 1990-4-20 Los Angeles Powder Cyn; La Habra Heights 243 Comment
  SFV1220  Silene gallica K. A. Wilson 1962-4-12 1264 Los Angeles Point Dume. Sandy field at summit of Birdview and Cliffside Drive. 38 Comment
  CAS-BOT-BC174907  Silene laciniata I. Johnston 1917-5-3 1147 Los Angeles Hill south of Ontario 304 Comment
  SBBG105094  Silene laciniata subsp. californica S. Boyd, O. Mistretta 1993-5-11 8134 Los Angeles N slope of Red Mtn in Ruby Cyn along Forest Service rds 6N24, 2.4 mi W of jct with 7N01; Angeles Nat Forest Comment
  POM123108  Silene laciniata subsp. major Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA0016985  Silene laciniata subsp. major James Clizbe 1930-5-6 s.n. Los Angeles Verdugo Hills. Comment
  UC450785  Silene laciniata subsp. major Fay A. MacFadden 1931-4-28 79 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  RSA755337  Silene parishii R. G. Swinney 2008-7-25 9315 Los Angeles base of east slope of Mt. Waterman along Mt. Waterman Trail 0.4 mi. SW of Hwy 2 2110 Comment
  UC534849  Silene verecunda subsp. platyota Victor Duran 1933-7-24 3530 Los Angeles Buckhorn , Buckhorn (San Gabriel Mts.) 1981 Comment
  RSA643290  Silybum marianum R. D. Goeden, D. W. Ricker 1972-5-19 s.n. Los Angeles Chino Hills: Brea Canyon S of Diamond Bar, E side of Brea Cyn. Rd., 0.6 mi. S of Diamond Bar Blvd. 198 Comment
  RSA0048221  Sisymbrium altissimum A. Lee Haines 1973-3-17 s.n. Los Angeles S. slope of Mesa Park, W. of Malibu Creek, Santa Monica Mts. Comment
  RSA708769  Sisymbrium irio Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1141 Los Angeles Mouth of McDonald Creek. 335 Comment
  UCR214621  Sisymbrium irio A. C. Sanders, Dan S. Cooper 2010-3-12 37360 Los Angeles South Coast, Madrona Marsh, Torrance 24 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
  SD113148  Sisymbrium officinale Darley F. Howe 1915-4-1 42 Los Angeles Claremont Comment
  SBBG96666  Sisymbrium orientale S. Boyd with T. Ross, L. Arnseth 1990-4-7 4243 a Los Angeles lower half of China Cyn Comment
  SBBG105475  Solanum douglasii F. H. Elmore -Feb-1929 438 Los Angeles Santa Catalina Island Comment
  RSA354206  Solanum douglasii Sherwin Carlquist 1985-12-6 15907 Los Angeles Wild along road, Via Padua, Claremont. Comment
  CDA5978  Solanum triflorum Steve Boyd 1988-7-12 Los Angeles Claremont, grounds of Rancho Santa Ana Botanic Garden 0 Comment
  POM12251  Solanum umbelliferum Elroy Robinson 1921-4-15 25 Los Angeles Claremont. Comment
  RSA0031687  Solanum umbelliferum M. J. Schoenfeld 1967-8-21 13 Los Angeles Glendale Foothills. 213 Comment
  UC1125174  Solanum umbelliferum E. Armstrong 1934-4-1 1076 Los Angeles 10 mi w of Frazier Park (Santa Barbara National Forest); Santa Barbara National Forest 1524 Comment
  RSA427420  Solanum umbelliferum Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon. Comment
  CAS-BOT-BC236426  Solanum wallacei Reid Moran 1941-3-8 687 Los Angeles White's Landing, Santa Catalina Island 50 Comment
  UCR4099  Solanum xanti Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon about 4 mi up from Ventura Blvd. [near Glenview] Right side and down hill, 25 yards from the road at the county road marker A832W1 396 Comment
  RSA473689  Solidago confinis Anstruther Davidson 1892-08 1991 Los Angeles Cienega Comment
  CDA34305  Sonchus asper M. O'Brien 2011-6-14 MOB 11 -7 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  RSA474078  Sonchus asper F. R. Fosberg 1931-3-24 S- 4340 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 35 Comment
  RSA600479  Sonchus asper subsp. asper Steve Boyd, Lauren Raz 1997-4-30 9612 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  RSA688878  Sorghum halepense R. E. Riefner 2003-10-30 3 -465 Los Angeles City of Chino, Edison Avenue at magnolia Avenue 230 Comment
  CAS-BOT-BC167079  Spartium junceum Jun Hu; Weena Sangkatavat 2000-4-22 07 Los Angeles Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  OBI12742  Spartium junceum Unknown 1960-5-29 s.n. Los Angeles Pierce College Campus, Canoga Park 244 Comment
  UCR95307  Spartium junceum Steve Boyd, M. Wall 1996-5-16 8776 Los Angeles Liebre Mtns., confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain 585 Comment
  LA33481  Spergula arvensis Peter H. Raven; 1959-4-4 13969 Los Angeles Santa Monica Mountains, Pt. Dume, just behind point 15 Comment
  POM187615  Spergula arvensis J. Ewan 1930-3-11 3719 Los Angeles Mesa above Rustic Canyon, Pacific Palisades Comment
  RSA233382  Spergula arvensis Arthur C. Gibson, Linda C. Gibson 1972-2-26 2801 Los Angeles Dume Road near Point Dume Comment
  RSA535325  Spergularia macrotheca Timothy S. Ross 1991-5-20 5357 Los Angeles San Clemente Island: un-named knoll ca 51000 ft S of Wilson. Cove settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  CAS-BOT-BC390802  Spergularia marina Le Roy Abrams 1899-5-1 227 Los Angeles Ballona Harbor Comment
  UCR281834  Spergularia villosa Mitch Provance, Scott Duff 2017-6-29 617- 77 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  JEPS85657  Stachys John Thomas Howell 1927-3-20 3475 Los Angeles Vermont Canyon Griffith Park Comment
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Nov 28 2009
  RSA760703  Stachys albens R. G. Swinney 2008-9-10 9412 Los Angeles South Fork Big Rock Creek 1463 Comment
  UCD125798  Stachys albens Shirley W. Campbell 1970-4-24 104 Los Angeles east bank of lower reach of the Arroyo Seco, southwestern Pasadena. Comment
  LA52375  Stachys bullata Robert L. Dressler; 1949-4-23 701 Los Angeles 213 Comment
  POM4032A  Stachys bullata L. R. Abrams 1901-4-3 1251 Los Angeles Santa Monica Mountains. Comment
  LA38898  Stachys rigida var. rigida Peter H. Raven; 1960-5-21 15390 Los Angeles Santa Monica Mountains, La Tuna Canyon, 0.9 mi N of Coast Highway 76 Comment
  LA210073  Stanleya pinnata Sharon Johnston; 1957-5-9 30 Los Angeles Santa Monica Mountains, Malibu, 0.25 mi W of Malibu Pier on US Hwy 101 30 Comment
  SBBG53208  Stebbinsoseris heterocarpa S. A. Junak 1978-4-15 SCa 35 Los Angeles S side of Cherry Valley, near Cherry Valley Boy Scout Camp Comment
  RSA0082599  Stellaria media R. G. Swinney 2010-8-30 13617 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA669145  Stellaria media LeRoy Gross, Naomi Fraga 2002-4-4 516 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, head north down Wildwood Fire Road, to old home site near La Tuna Canyon Road. 468 Comment
  LA94345  Stellaria media A. M. Johnson; 1936-3-15 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA228874  Stephanomeria exigua subsp. coronaria R. F. Thorne 1971-6-26 40635 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 426 Comment
  UCR129687  Stephanomeria pauciflora R. F. Thorne, C. W. Tilforth 1971-6-29 40674 Los Angeles San Gabriel Mtns., North slope, c. 1.5 miles east of junction with Aliso Creek Wash and Santa Clara River in Soledad Canyon 884 Comment
  CAS-BOT-BC375817  Stephanomeria virgata L. R. Abrams; I. L. Wiggins 1931-7-6 344 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  RSA0039055  Stephanomeria virgata R. G. Swinney 2009-11-16 11626 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  SDSU3297  Stipa cernua R. M. Beauchamp 1967-1-29 165 Los Angeles Growing in level field west of Thirst. San Clemente Island. Comment
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May 16 2008
  IRVC26336  Stipa lepida A. C. Sanders, Andy Thompson 2003-4-15 25994 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  UCR143144  Stipa lepida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9478 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  UCSC000005  Stipa miliacea W. M. Phillipson 2010-4-30 s.n. Los Angeles Monrovia Comment
  RSA0091323  Stipa speciosa R. G. Swinney 2011-5-26 14870 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  UCR116284  Stipa speciosa B. G. Pitzer 1998-5-23 3715 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  UCR208982  Stipa speciosa Joseph A. Ewan 1932-5-29 7197 Los Angeles San Gabriel Mountains, Lower Arrastre Canyon 854 Comment
  UCR223233  Stipa speciosa R. G. Swinney 2009-5-20 10830 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR281370  Stipa speciosa R. G. Swinney 2014-4-23 16162 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA624986  Stylocline gnaphaloides L. C. Wheeler 1963-5-5 8250 Los Angeles Bear Creek, off West Fork San Gabriel River. 548 Comment
  UCR191689  Stylocline gnaphaloides A. C. Sanders 2008-4-23 35069 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  UCR94683  Suaeda moquinii A. C. Sanders, E. J. Lott 1993-5-6 13946 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706