Search Results — 2000 specimen records retrieved (1564 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
  SDSU8432  Abronia maritima R. M. Beauchamp 1967-3-19 320 Los Angeles San Clemente Island, growing on sand dune below west end of runway at Sherman Field, east of West cove. Comment
  SBBG19181  Abronia umbellata M. A. Piehl 1963-12-7 631039 Los Angeles opposite Pyramid Head on SE tip of island 10 Comment
  UCD109804  Abronia umbellata Daryl Koutnik 1978-4-28 423 Los Angeles Point Dume near Zuma Beach. 45 Comment
  CATA3376  Acacia melanoxylon Peter J. Dixon, Matt Guillams, Steve Junak, Amy Catalano 2016-5-11 050 Los Angeles Santa Catalina Island: Avalon Canyon, drainage adjacent to fallow field, above Machado Field 58 Comment
  UC1765237  Acacia retinodes A. C. Sanders 1988-2-3 7599 Los Angeles El Segundo Dunes, immediately W of LA International Airport & Pershing Dr., E of Vista Del Mar Blvd. Coastal dunes formerly largely occupied by residential neighborhoods, the houses removed ca. 15 yrs ago. 30 Comment
  POM18183  Acer macrophyllum Philip A. Munz 1923-9-1 7703 Los Angeles Swartout Valley, narrow north-facing canyon at old sawmill 2043 Comment
  RSA601562  Achnatherum diegoense L. C. Wheeler 1967-6-16 9843 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; north side NE of Coulter Reservoir. 640 Comment
  RSA589274  Achnatherum speciosum Timothy S. Ross 1991-4-28 4759 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  SBBG132124  Achyrachaena mollis S. A. Junak 1996-4-12 SCi 288 Los Angeles E edge of terrace at head of more northern of 2 parallel cyns, E of Peak 1396 408 Comment
  CAS-BOT-BC204767  Acmispon argophyllus var. argenteus June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Pebbly Beach Comment
  UC173995  Acmispon argophyllus var. argenteus G. B. Grant Apr 1904 6257 Los Angeles Santa Catalina Island. Comment
  UCSB68621  Acmispon glaber Gross, LeRoy; Fraga, Naomi; Hogshead, Bill; Virgen, Aydee 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region; north side of mountains; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; (Burbank 7.5 Quad: T2N R14W S24 SE1/4); Low foothills north of the 210 freeway 598 Comment
  LA52401  Acmispon glaber var. glaber W. O. Griesel; 1936-4-19 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  SEINET5327555  Acmispon glaber var. glaber G. B. Grant, Walter Wheeler 1904-7-5 711 Los Angeles Collected at Covina Comment
  RSA0015846  Acmispon heermannii var. heermannii LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6202 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  SD45470  Acmispon maritimus Robert L. Dressler 1949-4-23 695 Los Angeles Southern slope of eastern Santa Monica Mountains 213 Comment
  LA200522  Acmispon maritimus var. maritimus Norman A. Cole; May 1964 367 Los Angeles 518 Comment
  UCD104251  Acmispon nevadensis Victor Duran 1933-7-24 3529 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  SBBG17206  Acmispon wrangelianus K. A. Wilson 1962-3-25 1252 Los Angeles Soledad Cyn, small burnt over cyn, W of Bee Cyn, N of River's End Ranch Comment
  CATA3106  Acourtia microcephala Amy Catalano, C. Matt Guilliams 2016-5-12 110 Los Angeles Santa Catalina Island: Ridgetop southeast of Whites Landing 25 Comment
  RSA390571  Adenostoma fasciculatum Bonnie C. Templeton 1930-5-27 8939 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  SEINET181912  Adenostoma fasciculatum Ira W. Clokey 4500 Los Angeles Mandeville Canyon Santa Monica Mountains. 350 Comment
  RSA390578  Adenostoma fasciculatum var. fasciculatum J. R. Parker 1941-07 s.n. Los Angeles Santa Monica Foothills 671 Comment
  RSA595450  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, Victor W. Steinmann 1995-5-8 8572 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UCR190870  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6714 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  SEINET8671697 Image available Adiantum capillus-veneris F. R. Fosberg 1931-1 R 112 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 60 Comment
  CAS-BOT-BC65631  Adiantum jordanii George B. Grant; Walter Wheeler 1904-4-21 26 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CDA1005  Adiantum jordanii D. G. Kelch 1991-3-17 1314 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  SBBG76951  Adiantum jordanii F. R. Fosberg 1931-5-23 R 79 Los Angeles Hamilton Cyn 30 Comment
  RSA527756  Adiantum jordanii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4323 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SEINET6085075  Ageratina adenophora Unknown 1947-4-27 6470 Los Angeles Mountain Cave. 1 mile south of Monrovia. Comment
  SEINET8464067 Image available Ageratina adenophora Louis C. Wheeler 1964-3-18 8423 Los Angeles San Gabriel Mountains: about half way between Roberts Canyon and Fish Canyon Comment
  UCR258954  Ageratina adenophora R. G. Swinney 2010-2-27 11756 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  SFV16175  Ageratina adenophora P. A. Krueger 1994-3-28 2 Los Angeles San Gabriel Mountains Little Dalton Picnic Area off Glendora Mountain Road. 330 Comment
  UC586884  Agnorhiza ovata Joseph Andorfer Ewan 1934-8-11 8410 Los Angeles Chilao San Gabriel Mts. 1645 Comment
  JEPS26420  Agoseris grandiflora var. grandiflora Peter H. Raven 1960-5-15 15362 Los Angeles 2.3 mi e, on Piuma Rd in oak woodland Rambla Pacifica; Santa Monica Mountains, Rambla Pacificaa 487 Comment
  CAS-BOT-BC14785  Agoseris retrorsa A. D. E. Elmer 1902-6-1 3601 Los Angeles Mt. Gleason, near Acton Comment
  CAS-BOT-BC174240  Agrostis R. G. Swinney 2008-7-24 9351 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR129390  Agrostis alba I. M. Johnston 1917-8-23 1633 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  RSA384956  Agrostis exarata F. R. Fosberg 1931-4-29 S- 4729 Los Angeles Between Cottonwood and Middle Ranch Canyons. Santa Catalina Island 80 Comment
  UCR124486  Agrostis exarata B. C. Templeton 1932-7-21 5012 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA129194  Agrostis pallens Jerome S. Horton 1936-6-19 370 Los Angeles Dalton Canyon Road near Bell Canyon. 854 Comment
  UC1584062  Agrostis perennans Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4034 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1524 Comment
  RSA6656  Agrostis stolonifera Theodore Payne 1933-08 s.n. Los Angeles Bel Air, Santa Monica Mountains. Comment
  RSA87117  Agrostis stolonifera F. W. Peirson 1923-8-31 4015 Los Angeles Big Pines Camp, north side of San Gabriel Mountains. 2088 Comment
  JEPS68411  Agrostis viridis Elizabeth Day Palmer 1908-7 Los Angeles Los Angeles Comment
  UCD117161  Ailanthus altissima Will Reynolds; J. M. Gilbertson 1963-8-1 s.n. Los Angeles Near SE corner on Orange Grove Ave, E of Lewis Street, Pomona. Comment
  RSA0037249  Alisma lanceolatum Sandy Leatherman, Jennifer S. Pareti, Brian Daniels 2013-4-18 2013 -3 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Wilmington Channel, southeast of the intersection of South Vermont Ave. and Lomita Blvd.; approximately 100 feet downstream of Lomita Blvd. 5 Comment
  UCR165248  Allium haematochiton A. C. Sanders, Helen Kennedy 2005-4-13 29472 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
  RSA652061  Allium haematochiton William Gilbert 1969-4-10 sn Los Angeles Puddingstone Dam [San Dimas], ca. 300 m SW dam runoff. Comment
Read comments
Jan 19 2011
  RSA0081225  Allium lacunosum var. davisiae Mitch Provance 2010-5-6 0510 -07 Los Angeles Tejon Ranch, c. 1.5 miles west of Neenach and 0.5 mi. SW of Hwy 138 crossing of Pacific Crest Trail. 960 Comment
  POM3656  Allophyllum divaricatum I. M. Johnston 1917-7-1 1439 Los Angeles Evey Canyon. 1067 Comment
  RSA0088152  Allophyllum divaricatum R. G. Swinney 2010-8-30 13611 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
  UCR273151  Allophyllum divaricatum R. G. Swinney 2011-5-6 14611 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  RSA226226  Allophyllum glutinosum Gary D. Cromwell, David W. Wheat 1971-4-30 613 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA594568  Allophyllum glutinosum L. C. Wheeler 1967-7-30 10282 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. 945 Comment
  RSA410084  Allophyllum glutinosum F. R. Fosberg 1931-7-16 S- 5429 Los Angeles Santa Catalina Island. Gallagher's Canyon, L. fork. 50 Comment
  RSA2094  Alnus rhombifolia C. F. Baker 1903-8-2 3667 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCR212836  Alnus rhombifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1833 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  RSA626225  Amaranthus albus L. C. Wheeler 1966-10-1 8949 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  POM307078  Amaranthus albus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1928 Los Angeles Near Walnut, roadside. Comment
  UCR210689  Amaranthus blitoides R. G. Swinney 2008-10-22 9672 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  RSA597171  Amaranthus californicus L. C. Wheeler 1950-9-10 6789 Los Angeles San Gabriel Mountains. San Dimas Canyon Dam. 434 Comment
  RSA188159  Amblyopappus pusillus R. F. Thorne 1966-4-4 35766 Los Angeles Santa Catalina Island: near Ballast Point on E side of Catalina Harbor, Isthmus. Comment
  RSA416872  Amblyopappus pusillus Blanche Trask 1900-03 3693 Los Angeles Avalon, Santa Catalina Island. Comment
  UCR76407  Amblyopappus pusillus T. S. Ross, E. Kellogg 1992-4-13 6140 Los Angeles Channel Islands, NW part of San Clemente Island, terrace in vicinity of Darter 18 Comment
  RSA93935  Ambrosia acanthicarpa F. W. Peirson 1919-10-26 271 Los Angeles Rubio Reservoir, south base of San Gabriel Mts. Comment
  UC729771  Ambrosia chamissonis Carl B. Wolf 1932-5-12 3594 Los Angeles Little Harbor; Santa Catalina Island 3 Comment
  CAS-BOT-BC13720  Ambrosia chamissonis George B. Grant 1901-9-1 s.n. Los Angeles Redondo Comment
  SD85099  Ambrosia chamissonis Martin A. Piehl 1963-12-8 63114 Los Angeles San Clemente Island, West Cove on active dunes along west end of airfield 17 Comment
  POM4801  Ambrosia psilostachya N. R. Shaw 1900-6-3 57 Los Angeles Claremont. Comment
  RSA617183  Ambrosia psilostachya R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton spreading grounds. 305 Comment
  UCD128879  Ambrosia salsola Steve Mason 1993-5-2 33 Los Angeles Mojave Desert, just N of Saddleback Butte State Park on E. 190th St. (N5), 0.1 mi. N of Ave. J., 50-100' off East side of road. 853 Comment
  CAS-BOT-BC142544  Amelanchier utahensis Tim Ross 1990-8-17 3172 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2121 Comment
  RSA233345  Amelanchier utahensis Robert F. Thorne, M. Z. Thorne 1969-7-10 38396 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Holiday Hill Ski area, Swartout Valley 1997 Comment
  RSA415274  Amorpha californica H. L. Bauer 1932-4-25 15361 Los Angeles Near Topango [Topanga] P.O. Comment
Read comments
May 29 2014
  CAS-BOT-BC180638  Amorpha californica var. californica Timothy S. Ross; Steve Boyd 1994-6-22 8014 Los Angeles 0.5 road mi W of Lake Hughes Road along Forest Service road 6N32, Warm Springs Canyon - Liebre Mountains 658 Comment
  UC174982  Amsinckia intermedia C. F. Baker 1903-4-1 4092 Los Angeles Claremont; Pacific Coast Comment
  UCR229503  Amsinckia intermedia Dan S. Cooper 2011-2-13 211- 30 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR280893  Amsinckia retrorsa R. G. Swinney 2014-5-7 16412 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA0047908  Amsinckia tessellata R. G. Swinney 2010-5-12 12752 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA184059  Amsinckia tessellata I. L. Wiggins 1966-4-17 20604 Los Angeles Hillside across valley to e of Alpine Butte Wildflower Sanctuary, N of Pearblossom Comment
  RSA250602  Amsinckia tessellata var. tessellata R. F. Thorne 1970-4-17 39511 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1432 Comment
  RSA594959  Ancistrocarphus filagineus Timothy S. Ross 1995-4-26 8394 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA602023  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1964-6-10 8483 Los Angeles San Gabriel Mountains : Between Coldbrook Creek and Pine Flats, near Falling Springs.. . Comment
  UC2027709  Androsace elongata subsp. acuta Anuja Parikh with Nathan Gale 2011-6-7 3421 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, 4.1 km W of State Highway 14, 2.0 km SW of California Aqueduct. Comment
  JEPS35962  Anisocoma acaulis F. W. Peirson 1921-5-19 1468 Los Angeles Little Rock Creek; San Gabriel Mts. 1036 Comment
  UCR205847  Anisocoma acaulis R. G. Swinney 2008-5-8 8816 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. 1264 Comment
  LA210883  Anthemis cotula Arthur C. Gibson; 2009-5-25 5254 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Peter Strauss. Comment
  SD234032  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles End of small canyon I(c) mile east of intersection of Colima Ave and Punta del Este St north of Whittier. Comment
  UCR142786  Anthriscus caucalis L. C. Wheeler 1967-5-13 9517 Los Angeles San Gabriel Mtns, San Gabriel Canyon, vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi N of El Encanto 259 Comment
  RSA131027  Antirrhinum kelloggii Percy C. Everett, E. K. Balls 1959-6-2 23847 Los Angeles 1 mile NE of Entrance to Stokes Canyon 229 Comment
  RSA225694  Antirrhinum multiflorum Robert F. Thorne, Arthur C. Gibson 1971-5-22 39766 Los Angeles San Gabriel Mts., Angeles National Forest: upper Fish Canyon near Falls 396 Comment
  UC1063077  Antirrhinum multiflorum A. D. Gifford 1935-3-29 425 Los Angeles 2.75 mi nne Liebre Peak; Tejon Quad. 1188 Comment
  UCR78153  Antirrhinum multiflorum Wandalee Thompson 1964-7-8 59 Los Angeles Transverse Range; Liebre Mtns., Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  POM274975  Aphanes occidentalis George B. Grant 1900-3-25 s.n. Los Angeles Pasadena (San Raf Ranch) Comment
  SBBG98625  Aphanisma blitoides T. Ross 1991-5-20 5349 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  UCR155381  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2005-5-24 30265 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  RSA596202  Apium graveolens Lauren Raz, Steve Boyd 1996-10-23 13 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
  RSA733780  Apocynum androsaemifolium R. G. Swinney 1998-7-29 6535 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UC22888  Apocynum cannabinum J. H. Barber 1897-7-1 235 Los Angeles Bear Canyon Comment
  UCR124666  Aquilegia formosa B. C. Templeton 1933-7-21 5042 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  JEPS53034  Arabis glabra Frank W. Peirson 1919-4-9 390 Los Angeles Rubio Canyon San Gabriel Mountains 548 Comment
  RSA606988  Arabis pulchra var. pulchra L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge. 1432 Comment
  POM354169  Arceuthobium abietinum Bonnie C. Templeton 1932-5-31 4846 Los Angeles Big Pines Camp, Angeles National Forest 2134 Comment
  RSA626788  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20186 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA626735  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-9-4 7228 Los Angeles Mt. Gleason (Arc to study site). 2000 Comment
  RSA0070188  Arctostaphylos glauca LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6954 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
  RSA367292  Arctostaphylos glauca C. R. Parks 1963-2-16 150 Los Angeles along southern slope on upper Bear Creek Trail just west of Crystal Lake, 12 miles north of Azusa. 1372 Comment
  RSA631533  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15720 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631540  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15717 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631596  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15606 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631603  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15629 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631652  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15986 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631715  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15683 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  SFV16663  Arctostaphylos glauca P. Wilson, J. M. Albert 1996-6-12 3450 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  SFV2645  Arctostaphylos glauca P. G. Kilburn 1957-12-28 577 Los Angeles San Gabriel Mountains Trail to Devil's Punchbowl. South-facing, dry slopes. Comment
  UCR146264  Arctostaphylos glauca Orlando Mistretta, Mark Elvin 1995-3-30 1585 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Mill Creek Summit; on summit just west of Angeles Forest Highway on Pacific Crest Trail Comment
  RSA634809  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20456 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA635099  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20328 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635141  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20565 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  UCD53222  Arctostaphylos patula F. W. Peirson 1918-6-17 143 Los Angeles Summit of North 'Baldy'; San Gabriel Mountains. Comment
  UC2026415  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, M. Wall 1997-7-24 10018 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  UCD95185  Argemone munita Steve Mason 1993-5-2 31 Los Angeles Mojave Desert, off W. State Rt. 138, 1 mile past W. 110th Street., S on dirt road, 0.4 mile in, 30' off west roadside. 762 Comment
  CDA6801  Argyranthemum foeniculaceum R. E. Riefner Jr. 2007-3-1 07 -118 Los Angeles Palos Verdes Peninsula, Malaga Cove, Paseo del Mar Street at Palos Verdes Drive West. Comment
  RSA791805  Argyranthemum foeniculaceum R. E. Riefner Jr. 2011-8-19 11 -103 Los Angeles Palos Verdes Peninsula, Malaga Cove, north ca. 0.2 miles from Paseo del Mar St. at Palos Verdes Dr. West. 90 Comment
  CAS-BOT-BC137668  Aristida adscensionis L. R. Abrams; I. L. Wiggins 1931-7-6 364 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. Comment
  RSA29637  Artemisia californica Joseph A. Ewan 1932-10-22 10806 Los Angeles Catalina Island. Above Avalon Comment
  LA31679  Artemisia douglasiana Peter H. Raven; Henry J. Thompson 1959-9-6 14380 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  UCR205694  Artemisia douglasiana A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37023 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UCR212820  Artemisia douglasiana Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1801 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive, Lario San Gabriel River Trail ] 181 Comment
  RSA595577  Artemisia dracunculus Lauren Raz, Steve Boyd 1996-10-23 059 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA703157  Artemisia dracunculus Scott D. White 2004-8-11 10711 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CAS-BOT-BC90815  Artemisia nesiotica L. R. Abrams; I. L. Wiggins 1931-7-3 299 Los Angeles Santa Barbara Island Comment
  SD52942  Artemisia nesiotica Peter H. Raven 1962-5-9 17709 Los Angeles San Clemente Island; Wilson Cove. 45 Comment
  SBBG62485  Artemisia tridentata subsp. parishii R. Hoffmann 1931-10-1 Los Angeles Mint Cyn, below Bob's Place Comment
  RSA562153  Artemisia tridentata subsp. parishii D. Charlton 1989-5-25 3196 c Los Angeles Corner of G/H and 30th street, West Palmdale 610 Comment
  UC1119511  Artemisia tridentata subsp. tridentata A. D. Gifford 1935-3-26 298 Los Angeles 2 mi ene Sawmill Peak; Tejon Quadrangle Comment
  POM18158  Arthrocnemum subterminale P. A. Munz 1923-4-11 6768 Los Angeles Hay Ranch, San Clemente Island Comment
  UCR274122  Arthrocnemum subterminale Steven A. Junak 2000-7-21 SCa- 1387 Los Angeles California Islands, Santa Catalina Island, just inland from mouth of creek at Shark Harbor, canyon bottom 2 Comment
  CATA3268  Arundo donax Julia Parish, Ben Dion 2017-2-3 011 Los Angeles Santa Catalina Island: Industrial area northwest of Avalon Cemetery 0 Comment
  JEPS47798  Asclepias californica Frank W. Peirson 1919-6-15 496 Los Angeles Rock Creek; San Gabriel Mts. 1981 Comment
  UC457223  Asclepias californica Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  RSA589064  Asclepias californica Orlando Mistretta 1994-6-6 1327 Los Angeles SAN GABRIEL MTNS: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  UCR258507  Asclepias eriocarpa R. G. Swinney 2010-9-13 13813 Los Angeles San Gabriel Mountains, Crystal Lake, c. 200 meters north of lake near parking area 1729 Comment
  CAS-BOT-BC68854  Aspidotis californica Ethel, Miss Graves 1900-3-1 s.n. Los Angeles Millards Canyon Comment
  POM155801  Aspidotis californica M. B. Dunkle 1928-4-21 1879 Los Angeles Santa Catalina Island: Renton Mine Hill 335 Comment
  RSA417671  Aster greatae Fordyce Grinnell Jr. 1915-9-4 3119 Los Angeles Above Arroyo Seco-West Fork Divide. Comment
  SEINET3859915  Aster subulatus R. G. Swinney 2009-4-17 10386 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon was, 0.1-0.5 mi. west of San Gabriel Bike path parking lot, at Azusa Canyon Rd (Hwy 39), ca 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  LA31682  Aster subulatus var. ligulatus Peter H. Raven; Henry J. Thompson 1959-9-6 14366 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 6 Comment
  POM4795  Aster subulatus var. ligulatus I. M. Johnston 1917-5-13 979 Los Angeles El Monte. 91 Comment
  POM50124  Aster subulatus var. ligulatus L. R. Abrams 1901-08 2183 Los Angeles Ballona Creek. Comment
  RSA417655  Aster subulatus var. ligulatus B. C. Templeton 1934-10-13 4810 Los Angeles Los Angeles River Comment
  RSA0006711  Astragalus bicristatus P. A. Munz 1921-6-18 4593 Los Angeles San Antonio Mountains, head of Swartout [Swarthout] Valley. 2072 Comment
  RSA415598  Astragalus lentiginosus var. variabilis Ralph Hoffmann 1930-5-19 s.n Los Angeles 4 miles east of Oak Grove, Mint Canyon. Comment
  SBBG19135  Astragalus miguelensis R. Loveland 1963-12-8 Los Angeles SE of West Cove at Darter near Trick Pt Comment
  CAS-BOT-BC186461  Astragalus nevinii J. Von Loh 1978-1-3 3286 Los Angeles San Clemente Island 365 Comment
  RSA716549  Astragalus purshii var. tinctus Andrea Edwards, Pam De Vries 2006-5-15 111 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SBBG37554  Astragalus trichopodus var. lonchus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 547 Los Angeles just N of rd to Toyon Bay, 1.1 rd mi from intersection with Airport Rd 316 Comment
  POM1739  Astragalus trichopodus var. lonchus D. L. Crawford, Otis Hiatt 1916-3-29 572 Los Angeles Santa Monica Mountains. Comment
  RSA415734  Astragalus trichopodus var. lonchus G. Austin 1929-2-18 s.n Los Angeles Glen Ranch. Comment
  CAS-BOT-BC199085  Astragalus trichopodus var. phoxus Louis C. Wheeler 1931-11-11 345 Los Angeles Garapito Creek, Santa Monica Mts. 518 Comment
  JEPS54537  Astragalus trichopodus var. phoxus Samuel B. Parish June 1887 1886 Los Angeles San Francisquito Canyon Comment
  SBBG129334  Atriplex amnicola R. E. Riefner Jr. 2013-1-5 13 -9 Los Angeles Dockweiler State Beach, vicinity Vista Del Mar Blvd at Imperial Hwy 14 Comment
  SEINET3929858  Atriplex amnicola Howard C. Stutz 1991-4-16 95464 Los Angeles Malibu Lagoon. (Cross Creek).; 0 Comment
  RSA452709  Atriplex californica George R. Johnstone 1926-9-5 s.n. Los Angeles San Clemente Island. Comment
  UC7056  Atriplex canescens J. Burtt Davy May 9 1896-May 24 1896 2286 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  UCR129422  Atriplex canescens A. C. Sanders, Mark Elvin 2002-6-18 25142 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  SBBG65350  Atriplex confertifolia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  SEINET2042305 Image available Atriplex confertifolia B. Pitzer 1998-5-23 3724 Los Angeles West Mojave; ca 18 mi NW of Adelanto, 12.8 mi W of the San Bernardino Co. line 240th St. East, 3.6 road mi N of jct with El Mirage Rd. (=Ave. P), 2.9 mi S of Ave J. (Adobe Mountain 7.5' Q) 866 Comment
  CAS-BOT-BC172644  Atriplex coulteri E. Braunton 1902-5-15 s.n. Los Angeles Gardena Comment
  RSA739269  Atriplex halimus R. E. Riefner 2007-9-23 07 -401 Los Angeles Palos Verdes Peninsula, vicinity of via Coronel Road and Via Olivera Road, Margate School 105 Comment
  CAS-BOT-BC170110  Atriplex lentiformis S. B. Parish; W. F. Parish 1881-10-1 1126 Los Angeles Santa Monica Comment
  RSA478284  Atriplex lentiformis subsp. breweri Louis Greata 1900-9-30 s.n. Los Angeles Santa Monica. Comment
  SD40193  Atriplex leucophylla Edith A. Purer 1931-12-27 Los Angeles El Segundo Comment
  RSA716066  Atriplex micrantha Scott D. White, Andrea Warniment 2006-7-7 s.n. Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  POM279017  Atriplex nummularia Grant D. Brown 1949-11-24 447 Los Angeles Playa del Rey. 15 Comment
  CAS-BOT-BC176355  Atriplex parryi Carl B. Wolf 1932-9-15 4084 Los Angeles Mojave Desert. Antelope Valley. 2 blocks W. of center of town of Lancaster 718 Comment
  RSA453955  Atriplex semibaccata E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA750209  Atriplex serenana R. G. Swinney 2005-7-21 8338 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  CAS-BOT-BC176588  Atriplex serenana var. davidsonii E. Braunton 1902-4-27 s.n. Los Angeles Temple St., Los Angeles Comment
  SBBG107  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA478349  Atriplex subspicata M. B. Dunkle 1931-4-20 2440 -a Los Angeles Salta Verde, Santa Catalina Island. Comment
  RSA0047411  Avena barbata R. G. Swinney 2010-5-4 12481 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA86728  Avena barbata F. W. Peirson 1918-04 1600 Los Angeles Altadena. Comment
  SBBG13293  Avena barbata M. A. Piehl 1962-6-9 62362 Los Angeles Thirst 597 Comment
  SEINET14287539  Avena fatua C. F. Shutts 1949-3-14 29 Los Angeles Orange grove and excavation 1 mile west of Claremont. Comment
  LA82503  Avena fatua O. H. Kappler; 1941-4-10 198 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon Comment
  CAS-BOT-BC168648  Baccharis douglasii A. C. Sanders 2003-8-6 27116 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  CAS-BOT-BC98733  Baccharis douglasii unspecified 1904-7-20 s.n. Los Angeles Cienaga Comment
  SEINET946226  Baccharis malibuensis J. Henrickson 1993-1 22470 Los Angeles Santa Monica Mts., 0.3 miles E of Las Virgenes Road along Las Virgenes Canyon Road towards Cottontail Ranch plant under powerlines on north side of road across from home at 1643 Las Virgenes Canyon Road, on Soka University property 235 Comment
  UCR209679  Baccharis pilularis Dan S. Cooper 2009-1 109- 22 Los Angeles Los Angeles Basin, Compton, west of McKinley Ave. and north of Rosecrans Ave., SW of brickyard 35 Comment
  UCR210458  Baccharis pilularis R. G. Swinney 2008-12-4 9932 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  OBI56533  Baccharis pilularis var. consanguinea Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mtns: Placerita Cayn ca. 1/2 mi beyond Oak of the Golden Dream (same location as spring collection). Comment
  CAS-BOT-BC106759  Baccharis salicifolia Elmer I. Applegate 1931-11-2 6828 Los Angeles San Fernando Valley Comment
  RSA188161  Baccharis salicifolia R. F. Thorne 1966-4-5 35836 Los Angeles Santa Catalina Island, along stream in Cottonwood Canyon 107 Comment
  CAS-BOT-BC100022  Balsamorhiza deltoidea Timothy S. Ross; Steve Boyd 1994-6-23 8033 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  RSA592338  Bassia hyssopifolia R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42193 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  CDA2973  Bassia hyssopifolia T. C. Fuller 1965-9-2 14170 Los Angeles Mojave Desert; West side of Highway 6 to Mojave, 3 miles north of Lancaster. 0 Comment
  UCD95089  Berberis aquifolium var. repens J. E. Law 1923-5-22 254 Los Angeles Eaton Canyon trail, over Oak Flat. Comment
  UC854628  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  UC134708  Bidens laevis C. F. Baker 1903-10-1 3727 Los Angeles Pomona Comment
  UC53984  Bidens laevis H. P. Chandler 1902-9-9 2079 Los Angeles Ballona Marshes Comment
  RSA0042125  Bidens pilosa Nancy Hamlett 2014-6-13 s.n. Los Angeles Bernard Field Station, Claremont. About 50 m north of Foothill Blvd. fence. About 100 m east of entering drive. 369 Comment
  CAS-BOT-BC101992  Bidens pilosa J. H. Thomas s.n. Los Angeles Pasadena near Colorado St. and Lake Ave. Comment
  POM266305  Bidens pilosa J. C. Roos 1942-9-12 1721 Los Angeles parkways, Santa Monica Comment
  UC2029998  Bituminaria bituminosa Valerie Soza, LeRoy Gross 2001-4-18 1140 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. Comment
  POM158343  Bloomeria crocea var. crocea M. B. Dunkle 1928-3-17 1760 Los Angeles Isthmus, Santa Catalina Island. 122 Comment
  UCR280514  Bloomeria crocea var. crocea R. G. Swinney 2014-5-13 16505 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  POM559  Boechera californica P. A. Munz 1918-3-23 2001 Los Angeles Wash near Palmer s Canyon. North of Claremont. Comment
  CATA3122  Bothriochloa barbinodis Amy Catalano 2016-5-24 127 Los Angeles Santa Catalina Island: Old grass production field at junction of Cape Canyon and Middle Canyon roads 172 Comment
  SBBG20575  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 274 Comment
  RSA660822  Bowlesia incana LeRoy Gross 2001-5-6 385 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  RSA0083161  Boykinia rotundifolia R. G. Swinney 2010-8-9 13472 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  UC56675  Boykinia rotundifolia Ernest Braunton 1903-1-15 767 Los Angeles Glendora Comment
  CAS-BOT-BC145700  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island. Above Emerald Bay. 121 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
  RSA66080  Brassica rapa F. W. Peirson 1919-1-26 306 Los Angeles Hills east of Rubio Canyon 548 Comment
  SDSU19971  Brassica rapa S. H. Bullock 1968-3-26 11 Los Angeles Claremont, Blanchard Park, Mills ave. between 1st and 6th street. 351 Comment
  UC855647  Brassica rapa I. W. Clokey, E. G. Anderson 1931-3-11 5321 Los Angeles San Gabriel Canyon Comment
  UCR23555  Brassica rapa John C. Roos 1941-2-17 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  UCSB2249  Brassica rapa Philbrick, Ralph 1958-3-1 Los Angeles South of La Verne; Puddingstone Dam; San Jose Mts. Comment
  RSA654728  Brassica rapa var. rapa Scott Lowe 1991-5-20 42 Los Angeles San Gabriel River Channel, about 150 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  CAS-BOT-BC36837  Brassica tournefortii John H. Thomas 1957-4-27 6677 Los Angeles Point Dume, about 18 miles due west of Santa Monica. 60 Comment
  CAS-BOT-BC100426  Brickellia californica Timothy S. Ross; Steve Boyd 1994-9-20 8262 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle 934 Comment
  POM304838  Brickellia californica Henry J. Ramsey, Henry J. Ramsey 1937-9-2 214 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  CAS-BOT-BC106146  Brickellia nevinii Louis A. Grenta 1901-5-1 s.n. Los Angeles Santa Monica Range Comment
  RSA675711  Brickellia nevinii Scott D. White 2000-10-22 8138 Los Angeles San Antonio Canyon north of Shinn Rd. (=Mountain Ave.) crossing 793 Comment
  SD72792  Brickellia nevinii F. R. Fosberg 1931-11-7 7193 Los Angeles Ridge Route near Tumble Inn, Western Sierra Madre Mountains 1100 Comment
  SDSU11566  Brodiaea kinkiensis R. M. Beauchamp 1967-6-3 550 Los Angeles San Clemente Island. On west side of road .1 mil south of Stone Jct. Comment
  RSA717298  Bromus arenarius Scott D. White, Pam DeVries 2006-5-9 11403 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC149343  Bromus arizonicus John Thomas Howell 1956-3-21 31124 Los Angeles Foothill Boulevard and Williams Street, west of Claremont. Comment
  CAS-BOT-BC149408  Bromus berteroanus Geo. B. Grant 1905-4-15 s.n. Los Angeles Pasadena. Comment
  SEINET10933819  Bromus carinatus Louis C. Wheeler 1936-5-6 Wheeler 4099 Los Angeles Edge of San Gabriel Mts. 1/2 mile E. of Liveoak Canyon, San Gabriel Mts. 419 Comment
  LA200935  Bromus carinatus var. carinatus Peter H. Raven; 1960-5-15 15355 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  RSA719752  Bromus carinatus var. carinatus R. G. Swinney, Dave Larson 1996-7-17 5141 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  SEINET269293 Image available Bromus carinatus var. carinatus Scott D. White, Chet McGaugh 1995-5-9 3010 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and 457 Comment
  UC816459  Bromus diandrus Agnes Chase Apr 12 1910-Apr 15 1910 5540 Los Angeles s of Playa del Rey Comment
  UC934047  Bromus diandrus H. L. Cogswell 1951-5-8 91 Los Angeles 2/3 mi n of San Dimas Foothill County Park (just n of small hill) 448 Comment
  CATA41  Bromus hordeaceus USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 22 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  LA13745  Bromus hordeaceus A. M. Johnson; 1933-5-17 4247 Los Angeles Del Rey Comment
  UCR260367  Bromus hordeaceus R. G. Swinney 2010-4-30 12444 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  POM363426  Bromus marginatus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake Region. Comment
  RSA188111  Bromus rubens R. F. Thorne 1966-4-4 35787 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA706980  Bromus rubens L. M. Prince, N. Refulio 2002-3-25 2 -282 Los Angeles Los Angeles National Forest north of Claremont. ~4 km north of San Antonio Dam on Mt. Baldy Rd. In NE facing ravine. 900 Comment
  RSA679885  Bromus tectorum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 846 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  UC1595474  Bromus trinii Tim Ross 1992-4-4 6089 Los Angeles sw Mojave Desert, Adobe Mountain Adobe Mountain; Mojave Desert, Adobe Mountain 990 Comment
  RSA570049  Calandrinia ciliata Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4906 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  CAS-BOT-BC167292  California macrophylla Ernest C. Twisselmann 1962-4-18 6959 Los Angeles San Clemente Comment
  UCR230151  Callitriche marginata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37634 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  SBBG56420  Calocedrus decurrens R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
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Jun 11 2015
  UCR258510  Calocedrus decurrens R. G. Swinney 2010-9-13 13810 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  CAS-BOT-BC132288  Calochortus catalinae B. C. Templeton 1939-4-19 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  UC457215  Calochortus catalinae Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  NY319579  Calochortus davidsonianus S. Davidsen 1891-6-23 s.n. Los Angeles Comment
  UC3398  Calochortus invenustus J. H. Barber 1897-7-11 253 Los Angeles Summit Mt. San Gabriel Range Comment
  RSA681148  Calochortus plummerae LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1052 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  RSA702914  Calochortus plummerae Scott D. White, Michael Honer 2004-6-30 10539 Los Angeles Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  RSA788644  Calochortus plummerae D. E. Bramlet 2011-6-16 4876 Los Angeles Upper Maple Canyon, 10m SW of Angeles Forest Hwy and 1.4 km east of Big Tujunga Rd. 917 Comment
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Aug 24 2014
  UCSB635  Calochortus plummerae Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon, 2 mi. from 101 Comment
  CAS-BOT-BC493412  Calochortus splendens Williams; Street; Munz 1919-5-3 2625 Los Angeles Santa Ana River Canon Comment
  RSA762255  Calochortus venustus Orlando Mistretta, Christine Mistretta 2008-5-2 2604 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UCR280564  Calycoseris parryi R. G. Swinney 2014-4-10 16014 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
  UCR209047  Calystegia macrostegia Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  SBBG17767  Calystegia macrostegia subsp. amplissima P. H. Raven 1962-7-12 18030 Los Angeles Northwest Harbor 15 Comment
  SBBG37910  Calystegia macrostegia subsp. amplissima M. B. Dunkle 1939-4-6 7291 Los Angeles Mosquito Harbor Comment
  UCR270920  Calystegia macrostegia subsp. arida R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14336 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
  UC23160  Calystegia macrostegia subsp. intermedia J. H. Barber 1897-3-16 63 Los Angeles Santa Monica Comment
  RSA652863  Calystegia macrostegia subsp. macrostegia Ron Martinolich 1991-5-14 75 Los Angeles Los Angeles, Mulholland Drive, 1.4 miles west of intersection with Encino Hills Drive, south past locked gate on dirt road, 0.3 mile. Comment
  UCR187215  Calystegia malacophylla A. C. Sanders 2006-4-25 32187 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA729451  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-8 6311 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA563512  Calystegia peirsonii T. S. Ross, S. D. Boyd 1993-6-30 7384 Los Angeles 500 m NNW of May Canyon Saddle. 978 Comment
  UCR220282  Camissonia R. G. Swinney 2009-4-24 10484 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR223787  Camissonia R. G. Swinney 2009-5-28 10954 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA449006  Camissonia bistorta R. S. Woglum 1930-5-17 s.n. Los Angeles Pasadena. Comment
  RSA465682  Camissonia bistorta T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  RSA465990  Camissonia boothii subsp. desertorum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SBBG60384  Camissonia campestris subsp. campestris R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UC1871040  Camissonia campestris subsp. campestris T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3954 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1949058  Camissonia campestris subsp. campestris Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7478 Los Angeles on N side of road; Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2) Comment
  POM3338  Camissonia cheiranthifolia subsp. suffruticosa I. M. Johnston 1916-6-10 s.n. Los Angeles Playa del Rey. Comment
  RSA617408  Camissonia graciliflora Scott D. White, Sandy Leatherman 1998-5-19 6524 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 Freeway/ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA680068  Camissonia guadalupensis subsp. clementina Mark A. Elvin, Michael Wall, Jennifer Stone 1996-8-8 323 Los Angeles San Clemente Island. Edge of Dune ridge in ocean in scrub area. 30 Comment
  OBI28020  Camissonia kernensis subsp. gilmanii David J. Keil, Dirk Walters 1977-4-30 12297 Los Angeles Ridge Rte, 1 mi S of jctn with Los Angeles co Rd N-2 Comment
  UC153903  Camissonia lewisii LeRoy Abrams 1903-4-8 3232 Los Angeles R. R. embankment, Inglewood. Comment
  RSA0065882  Camissonia micrantha Jeremiah George, Audrey George 2014-1-21 s.n. Los Angeles Torrance, just south of Sepulveda Blvd., adjacent to Madrona Ave. 26 Comment
  RSA652353  Camissonia micrantha A. Mayor, N. Daly 1973-5-5 s.n. Los Angeles Tapia Park, Malibu Cyn. Comment
  UCR247506  Camissonia micrantha Dan S. Cooper 2013-3-7 313- 57 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park; sandy roadside at edge of Los Angeles Zoo, near Zoo Dr. 143 Comment
  UCR142764  Camissonia strigulosa L. C. Wheeler 1967-5-9 9387 Los Angeles San Gabriel Mtns., Aliso Canyon, east of Acton, c. 2 mi. downstream from Wagonwheel Ranch 945 Comment
  UCR259602  Camissonia strigulosa R. G. Swinney 2010-5-11 12625 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  SFV16024  Camissoniopsis cheiranthifolia subsp. suffruticosa A. M. Orcino, A. Sutton 1994-4-22 2 Los Angeles Los Angeles Basin Playa del Rey Beach at corner of Pacific Avenue and Convoy Street, 0.1 miles north of Culver Blvd. 1 Comment
  SEINET5344153  Camissoniopsis cheiranthifolia subsp. suffruticosa M. Walker 1963-4-28 s.n. Los Angeles La Ballona Creek 3 Comment
  UCR271055  Camissoniopsis confusa R. G. Swinney 2011-6-6 15002 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCD103475  Camissoniopsis ignota Daryl Koutnik; John Cuti 1978-4-12 336 Los Angeles Verdugo Mountains, S of La Tuna Canyon Road. 579 Comment
  LA50522  Camissoniopsis micrantha Harlan Lewis; 1954-4-3 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SFV15557  Capsella bursa-pastoris R. K. Stachelek 1992-4-14 16 Los Angeles San Gabriel Mountains Sylmar, Stetson Ranch Park. Along dirt road off of main fire road. 500 Comment
  PASA393  Capsella bursa-pastoris Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA530953  Capsella bursa-pastoris B. C. Templeton 1932-6-19 4933 Los Angeles Big Pines Park, San Gabriel Mountains. 2091 Comment
  SBBG19221  Capsella bursa-pastoris M. A. Piehl 1963-12-8 631095 Los Angeles Cave Cyn, 0.25 mi from mouth 30 Comment
  SD52409  Capsella bursa-pastoris Benjamin C. Stone 1953-1-24 282 Los Angeles Behind Holmes Hall, Pomona College Campus, Claremont. 334 Comment
  UCD114555  Cardamine oligosperma W. F. Moore 1971-8-6 LASCA 974 Los Angeles residential property in Claremont. Comment
  UCD114528  Cardamine pensylvanica A. R. Roos 1958-6-12 s.n. Los Angeles Evans and Reeves Nursery. Brentwood, in west Los Angeles. Comment
  CAS-BOT-BC282955  Carduus nutans G. W. Garrettson 1954-6-24 s.n. Los Angeles San Vinsente Ranch, Walnut Comment
  RSA653679  Carduus pycnocephalus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 877 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 365 Comment
  UCR272639  Carduus pycnocephalus R. G. Swinney 2011-5-6 14580 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UC1584732  Carduus pycnocephalus subsp. pycnocephalus Tim Ross and Annette Ross 1991-6-3 5513 Los Angeles w Pomona (Elephant Hill); Elephant Hill Comment
  SEINET7549333 Image available Carex alma Steve Boyd, Mike Wall 1996-5-16 8789 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  RSA748484  Carex fracta Orlando Mistretta 1992-7-6 633 Los Angeles Krakta Ridge, spring by road. Comment
  POM219135  Carex globosa L. C. Wheeler 1932-7-2 897 Los Angeles Brown Flat - Fern Canyon water trail. 1219 Comment
  RSA191381  Carex hassei Robert F. Thorne 1967-7-19 37131 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  UCR150978  Carex multicaulis L. C. Wheeler 1968-5-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: NW slope Smith Mountain, along Bear Creek Trail 1250 Comment
  RSA230053  Carex multicaulis Robert F. Thorne 1971-6-26 40594 Los Angeles Summit of Mt. Wilson 1738 Comment
  UC834501  Carex praegracilis W. R. Dudley and F. H. Lamb 1896-6-12 4453 Los Angeles Castac Lake Tejon Pass Comment
  CAS-BOT-BC117933  Carex schottii John Thomas Howell 1947-7-18 23433 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC117937  Carex schottii Ernest Braunton 1903-1-20 798 Los Angeles Oak Knoll Comment
  UC212824  Carex spissa G. B. Grant 1904-5-5 6190 Los Angeles Arroyo Seco, Pasadena Comment
  RSA748466  Carex subfusca R. G. Swinney, Cody Clarke 2001-8-22 8075 Los Angeles San Gabriel Mtns.: 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  UCR147049  Carex subfusca L. C. Wheeler 1967-9-3 10622 Los Angeles Transverse Ranges; San Gabriel Mountains, 0.2 mile northeast of Bench Mark 'Twin ' at summit of Waterman Mountain 2363 Comment
  SEINET5042234 Image available Carex subfusca Unknown 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. Comment
  CATA121  Carex triquetra Sarah Ratay, Lauren Danner 2006-3-24 93 Los Angeles Santa Catalina Island: In Airport Burn near photo point 8 321 Comment
  LA210775  Castilleja affinis Norman A. Cole; May 1964 387 Los Angeles SANTA MONICA MOUNTAINS, 3.1 mi E from junction of Mulholland and Cornell Rd. 274 Comment
  LA82057  Castilleja affinis O. H. Kappler; 1940-6-30 584 Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, lower canyon. Comment
  CATA424  Castilleja affinis subsp. affinis Sara L. Crockett, Sheila Schueller 1997-3-8 561 Los Angeles Santa Catalina Island: Point overlooking Cottonwood Beach, ca. 25 m W of road 79 Comment
  LA94901  Castilleja affinis subsp. affinis K. Larson; J. Neel 1950-4-2 33 Los Angeles 548 Comment
  RSA485423  Castilleja applegatei subsp. martinii Steve D. Boyd, Thomas S. Elias 1987-4-14 2042 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA593597  Castilleja applegatei subsp. martinii Steve D. Boyd, Orlando Mistretta 1996-5-23 8828 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SEINET13772892  Castilleja exserta G. B. Grant 1904-5-24 885 Los Angeles Lincoln Park. Comment
  UC1349357  Castilleja exserta Robert F. Thorne 1966-4-7 35985 Los Angeles w end Santa Catalina Island (s of Parson Landing, sw of Arrow Point) 60 Comment
  UCR187265  Castilleja exserta A. C. Sanders 2006-4-18 32098 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  LA51883  Castilleja exserta subsp. exserta W. O. Griesel; 1936-3-14 sn Los Angeles Comment
  SBBG68628  Castilleja exserta subsp. exserta R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  RSA400556  Castilleja foliolosa Bonnie C. Templeton, I. W. Clokey 1930-4-18 1059 Los Angeles San Francisquito Canyon, San Gabriel Mts. 274 Comment
  UCR139425  Castilleja foliolosa Fay A. MacFadden 1931-3-17 11 E Los Angeles La Tuna Canyon, Verdugo Hills 488 Comment
  RSA586685  Castilleja foliolosa Orlando Mistretta, Mark A. Elvin 1995-5-10 1700 A Los Angeles Bare Mountain Canyon 1463 Comment
  RSA428381B  Castilleja grisea F. H. Elmore 1939-2-18 384 Los Angeles San Clemente Island. Comment
  UC729495  Castilleja linariifolia Carl B. Wolf 1932-8-11 Los Angeles 1.12 mi below Big Rock Ranger Station (Big Rock Creek, desert slope of San Gabriel Mts); San Gabriel Mts., Big Rock Creek 914 Comment
  SD87878  Castilleja plagiotoma Frank W. Peirson 1921-7-3 2727 Los Angeles Blue Ridge, San Gabriel Mts., summit of ridge 2286 Comment
  SBBG127011  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-8 3426 Los Angeles Portal Ridge, 1.5 km W of Godde Hill Rd, 1.1 km S of California Aqueduct 1100 Comment
  CAS-BOT-BC32574  Castilleja subinclusa var. jepsonii LeRoy Abrams 1901-4-6 1368 Los Angeles Big Tujunga Wash Comment
  CATA2878  Catharanthus roseus Sara L. Crockett, Michael Daligdig 1996-11-11 54 Los Angeles Santa Catalina Island: Buffalo Nickel Restaurant, garden between restaurant and Island Express helicopter service 4 Comment
  RSA600414  Caulanthus amplexicaulis Steve Boyd, Lauren Raz 1997-4-30 9633 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  UCR273544  Caulanthus amplexicaulis R. G. Swinney 2011-6-22 15263 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
  RSA0035489  Caulanthus amplexicaulis Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  RSA531095  Caulanthus amplexicaulis var. amplexicaulis H. E. Hasse, Davidson 1906-6-1 1505 Los Angeles Lowell Mine, Big Rock Creek Comment
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Nov 19 2015
  CATA1872  Caulanthus lasiophyllus Denise Kraus 2000-4-13 8 Los Angeles Santa Catalina Island: (Goat Harbor burn area) Above Goat Harbor about 2,000 feet north of Airport road between two fuel break roads/ ridges. At GHB Transect 1 381 Comment
  CDA1009  Ceanothus arboreus D. G. Kelch 1991-3-17 1320 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA399158  Ceanothus arboreus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  RSA0114182  Ceanothus arboreus Steven A. Junak 2000-3-31 SCa- 1148 Los Angeles Santa Catalina Island. Above road to White's Landing, ca. 0.3 mi from intersection w/Airport Road, just downslope from Airport Road. 412 Comment
  LA83279  Ceanothus cordulatus O. H. Kappler; 1946-5-30 1195 Los Angeles San Gabriel Mountains, Los Angeles County Park, Wrightwood 2042 Comment
  UCR124414  Ceanothus cordulatus B. C. Templeton 1932-5-31 4847 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR138707  Ceanothus crassifolius L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  SBBG15979  Ceanothus crassifolius var. crassifolius W. G. Webb 1935-1-13 Los Angeles Eagle Rock Comment
  RSA592283  Ceanothus greggii var. vestitus Louis C. Wheeler 1967-5-9 9409 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  UCR223092  Ceanothus integerrimus R. G. Swinney 2009-6-2 11008 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA399755  Ceanothus leucodermis L. E. Hoffman 1931-11-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest Comment
  RSA773605  Ceanothus leucodermis R. G. Swinney 2009-6-24 11264 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UC1070839  Ceanothus leucodermis G. E. Sindel 1935-1-16 120 Los Angeles 4 mi s Neenach; Tejon quad., Angeles National Forest 1249 Comment
  UCR223648  Ceanothus leucodermis R. G. Swinney 2009-6-24 11264 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA399119  Ceanothus megacarpus H. L. Bauer 1931-3-1 s.n. Los Angeles Tunas Canyon near Topanga Canyon. Comment
  POM158330  Ceanothus megacarpus var. insularis M. B. Dunkle 1928-2-19 1708 Los Angeles Cape Canyon. Santa Catalina Island. Comment
  POM85940  Ceanothus oliganthus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA399728  Ceanothus oliganthus Freda Detmers 1932-5-24 15207 Los Angeles Griffith Park. Vermont canon bordering picnic grounds. Comment
  SEINET3162616  Ceanothus oliganthus E. K. Balls 1950-3-28 14448 Los Angeles La Crescenta at upper end of town, hwy. 476 Comment
  RSA0073376  Ceanothus oliganthus subsp. sorediatus R. G. Swinney 2010-3-16 11953 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA517114  Ceanothus oliganthus var. oliganthus Tim S. Ross, S. D. Boyd 1990-5-14 2469 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 976 Comment
  UC1071164  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-17 289 Los Angeles Pico Canyon Santa Susana quad. 640 Comment
  UC1594359  Ceanothus spinosus Tim Ross, Mathew Bell 1992-3-22 6054 Los Angeles w side of Yerba Buena Road ca 360m nnw of intersection with Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 487 Comment
  UCR150928  Centaurea melitensis Valerie Soza, LeRoy Gross 1999-5-10 453 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 378 Comment
  NY532370  Centaurea repens S. D. Boyd 1996-6-25 8866 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 1.3 miles north of the junction with Templin Highway, just north of small development on private land. 853.4 Comment
  HSC104250  Centrostegia thurberi R. G. Swinney 2009-4-24 10463 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA249755  Centrostegia thurberi Robert F. Thorne, Gary D. Wallace 1973-4-25 43362 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA578659  Centrostegia thurberi Tim S. Ross, S. D. Boyd 1994-5-1 7602 -b Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA656482  Cerastium glomeratum Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 723 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. 518 Comment
  RSA762068  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-16 3093 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  SEINET12161227  Ceratonia siliqua L. F. Allabach 1921-1 s.n. Los Angeles Pasadena Comment
  POM275800  Cercocarpus betuloides Floyd L. Martin 1948-8-3 358 Los Angeles 100 yds. N. of Foothill Blvd. road to Camp Baldy, east of Claremont. 366 Comment
  RSA0085288  Cercocarpus betuloides R. G. Swinney 2010-8-16 13533 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC142163  Cercocarpus betuloides var. betuloides Carl B. Wolf 1927-7-24 s.n. Los Angeles Chevy Chase Drive, between Glendale & Flintridge Comment
  CAS-BOT-BC142167  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-27 10743 Los Angeles Summit of Laurel Canyon [Canon], near Los Angeles Comment
  RSA653047  Cercocarpus betuloides var. betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns.: ca. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  CATA1788  Cercocarpus betuloides var. blancheae Benjamin E. Carter, John R. Clark 2012-8-9 6972 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 230 Comment
  RSA787638  Cercocarpus ledifolius var. intermontanus Jane Tirrell 2012-5-7 LS 0042 Los Angeles South-facing rocky outcrop between Mt Islip and Windy Gap 2302 Comment
  LA207893  Cercocarpus traskiae J. Sauer; M. Mathias 1975-3-4 5632 Los Angeles Santa Catalina Island, Blackjack Mountain Comment
  SBBG128356  Cercocarpus traskiae B. E. Carter, J. Clark, A. Castellano 2012-8-2 6920 Los Angeles Wild Boar Gully 172 Comment
  RSA507980  Chaenactis artemisiifolia Steve Boyd, Timothy S. Ross 1988-4-28 2235 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  UC57579  Chaenactis artemisiifolia J. H. Barber 1898-8-4 Los Angeles Topango Comment
  JEPS34156  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1920-5-3 8918 Los Angeles San Fernando Valley Comment
  JEPS8818  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1935-4-17 17058 Los Angeles Portal Ridge Comment
  RSA0091119  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-13 12180 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA229172  Chaenactis glabriuscula var. glabriuscula R. F. Thorne, C. W. Tilforth 1971-6-30 40809 Los Angeles San Gabriel Mountains. 1554 Comment
  POM6010  Chaenactis glabriuscula var. lanosa C. F. Baker 1904-05 4784 Los Angeles Hills near Claremont Comment
  POM66515  Chaenactis glabriuscula var. lanosa Marcus E. Jones 1882-04 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC277829  Chaenactis santolinoides Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Hwy. 2 near Camp Valcrest, San Gabriel Mts. 1828 Comment
  JEPS5005  Chaenactis santolinoides Rimo Bacigalupi with G. Thomas Robbins and L. R. Heckard 1953-6-14 4189 Los Angeles So. Fork of Little Rock Creek Canyon San Gabriel Mts., Angeles National Forest (upper slopes, higher n slopes of mts.) 1554 Comment
  POM351808  Chaenactis santolinoides J. Baxter 1920-7-9 s.n. Los Angeles Mt. San Antonio Comment
  RSA495553  Chaenactis santolinoides S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 355 Los Angeles Mountain High Ski Resort. W of Wrightwood; N slopes of San Gabriel Mts. 2018 Comment
  RSA746414  Chaenactis stevioides R. G. Swinney 2008-5-12 8829 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  OBI28967  Chaenactis xantiana David J. Keil 1976-12-12 11889 Los Angeles 5 mi W of San Bernardino Co line along Calif rte 138 1128 Comment
  RSA0068307  Chamaesyce albomarginata R. G. Swinney 2010-5-12 12705 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  RSA561602  Chamaesyce maculata Steve Boyd 1993-6-1 8171 Los Angeles north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Foresst. Along Whitney Canyon Road. 853 Comment
  RSA591673  Chamaesyce maculata L. C. Wheeler 1966-9-21 8882 Los Angeles San Gabriel Canyon, El Encanto 259 Comment
  RSA604605  Chamaesyce prostrata L. C. Wheeler 1961-8-15 7916 Los Angeles Pasadena: Huntington Memorial Hospital. Comment
  RSA607632  Chamaesyce prostrata L. C. Wheeler 1949-10-12 6756 Los Angeles Los Angeles. USC Campus, lawn west of Doherty Library on 36 St. Comment
  RSA549173  Cheilanthes covillei T. S. Ross, Peter Fritsch 1990-6-20 3692 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA585936  Cheilanthes covillei T. S. Ross, Steve Boyd 1990-5-23 2643 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon (ca 625 m due W of Perspiration Point) 1298 Comment
  POM9913  Cheilanthes covillei F. W. Peirson 1921-5-3 2404 Los Angeles Bear Canyon Ridge west of Mt. Lowe 1219 Comment
  RSA685729  Cheilanthes covillei E. Davis 1930-12-7 46 Los Angeles Bi Tujunga 762 Comment
  UCR208184  Cheilanthes newberryi L. C. Wheeler 1932-9-30 1412 Los Angeles San Gabriel Mountains, Fish Canyon 305 Comment
  RSA782209  Chenopodium R. G. Swinney 2009-8-25 11488 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA681954  Chenopodium Gerrardo Gurrola 1997-5-22 s.n. Los Angeles Los Angeles: Alameda St. at 41st St. Comment
  UC1584272  Chenopodium album Tim Ross and Steve Boyd 1990-6-6 2853 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad, San Francisquito Canyon 926 Comment
  RSA155853  Chenopodium album var. missouriense P. H. Raven 1961-10-15 17846 Los Angeles San Gabriel River at Atherton Street, Long Beach 2 Comment
  RSA762731  Chenopodium berlandieri R. G. Swinney 2008-9-4 9410 Los Angeles Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  UCR271823  Chenopodium berlandieri R. G. Swinney 2010-3-24 12069 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
  SBBG127090  Chenopodium berlandieri var. zschackei A. Parikh, N. Gale 2011-6-30 3528 Los Angeles upper Big Tujunga Cyn, 2 km NW of Shortcut Station, 2 km N of St Hwy 2; San Gabriel Mtns 1210 Comment
  RSA794751  Chenopodium fremontii Jane Tirrell, Graham Bothwell 2012-7-11 LS 0106 Los Angeles Dry Big Rock Creek drainage, north side California State Route 2 2369 Comment
  POM13558  Chenopodium multifidum P. A. Munz 1922-11-20 6565 Los Angeles Charter Oak, along track of Pacific Electric. Comment
  UCR256843  Chenopodium murale R. G. Swinney 2010-6-8 13218 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA478545  Chenopodium murale Howard Mullins 1931-3-13 s.n. Los Angeles L.A. [Los Angeles] Vacant Lots and waste places in the city, roadsides Comment
  UCR123264  Chenopodium rubrum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25487 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  RSA606040  Chenopodium rubrum L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrel Springs. Comment
  RSA364937  Chloris gayana M. B. Dunkle 1933-9-30 3819 Los Angeles San Gabriel River, Long Beach. 9 Comment
  SBBG130724  Chlorogalum pomeridianum S. A. Junak 2000-7-1 SCa 1370 Los Angeles just SW of Cape Cyn reservoir, upper Cape Cyn 344 Comment
  CAS-BOT-BC498811  Chlorogalum pomeridianum LeRoy Abrams 1902-6-2 2634 Los Angeles Sierra Madre, on dry hillsides. Comment
  UCR177502  Chorizanthe spinosa LeRoy Gross 2005-5-19 2306 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  RSA596829  Chorizanthe staticoides Tim S. Ross, J. Mark Porter 1995-5-4 8504 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA725862  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  SEINET12765195  Chorizanthe staticoides Barbara Ertter 1988-5-23 7479 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2).; 0 Comment
  CAS-BOT-BC248073  Chorizanthe xanti var. xanti Timothy S. Ross; Steve Boyd 1995-6-28 8618 Los Angeles Liebre Mountains. Elizabeth Lake Canyon near the confluence of Red Fox Canyon: xeric southerly slope below Lake Hughes Road and above the stream 722 Comment
  CATA801  Cirsium occidentale Mark L. Hoefs, Robert Given 1991-6-12 1373 Los Angeles Santa Catalina Island: 1/2 mile from Camp Cactus near road between Middle Canyon and Bulrush Canyon 231 Comment
  CDA1299  Cirsium occidentale var. californicum T. C. Fuller 1958-3-18 1182 58 B Los Angeles Wash below Padua Hill, L.A. County. (Claremont). Comment
  RSA0068443  Cirsium occidentale var. californicum R. G. Swinney 2010-6-8 13210 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  SEINET7144188  Cirsium occidentale var. candidissimum Timothy S. Ross 1994-9-21 8300 Los Angeles Liebre Mountain: Upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). Liebre Mountain 7.5' USGS Quadrangle.; 0 1606 Comment
  POM352181  Cirsium occidentale var. occidentale F. R. Fosberg 1931-3-27 4401 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 40 Comment
  UC469081  Cirsium occidentale var. occidentale C. F. Millspaugh 1920-2-11 4703 Los Angeles Hamilton Canyon Santa Catalina Island, Hamilton Canyon Comment
  RSA658412  Cirsium vulgare Erinn Wilson 1996-4-26 14 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  CAS-BOT-BC228705  Cistanthe umbellata W. R. Ernst 1957-4-19 162 Los Angeles Along Highway 6, 2.9 miles north of junction with Angeles Crest Highway (2) Comment
  UCR170450  Cistus creticus Alex R. Van Dam 2004-5-16 007 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
  RSA647947  Clarkia Naomi Zohman 1985-4-28 28 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  POM159463  Clarkia bottae Thomas Craig 1927-6-19 495 Los Angeles Soledad Canon.[canyon] Comment
  RSA29898  Clarkia bottae Louis C. Wheeler 1932-5-25 758 Los Angeles Santa Monica Mountains: Head of Sepulveda Canyon. 366 Comment
  RSA30665  Clarkia bottae Louis C. Wheeler 1932-6-18 832 Los Angeles San Dimas Canyon. 427 Comment
  RSA547804  Clarkia bottae Tim S. Ross, Peter Fritsch 1990-6-20 3620 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  UCD104373  Clarkia bottae Geoffrey Levin 1974-5-31 186 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  RSA126727  Clarkia cylindrica Peter H. Raven, H. J. Thompson 1959-5-5 14119 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  RSA702091  Clarkia cylindrica Scott D. White, Pam DeVries 2004-5-18 10422 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCD104472  Clarkia cylindrica Daryl Koutnik 1978-5-30 s.n. Los Angeles Cornell Corners on Cornell Road, south of Agoura Road. 274 Comment
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Oct 1 2018
  CAS-BOT-BC172250  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 44 Los Angeles On Ridge Route, 1 1/2 miles south of Lebec 1200 Comment
  CAS-BOT-BC172102  Clarkia dudleyana Ernest Braunton 1903-6-1 895 Los Angeles Glendale to Burbank Comment
  RSA448253  Clarkia dudleyana Geo. L. Moxley 1915-7-4 358 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA0116200  Clarkia epilobioides Steven A. Junak 2000-4-15 SCa- 1201 Los Angeles Santa Catalina Island. On W side of road to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  UCR155388  Clarkia purpurea A. C. Sanders, T. B. Salvato 2005-5-24 30275 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  UCR231795  Clarkia purpurea Darren T. Hasegawa 2007-5-27 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 396 Comment
  CAS-BOT-BC163699  Clarkia purpurea subsp. quadrivulnera John H. Thomas 1957-5-3 6721 Los Angeles Chaparral covered hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA73329  Clarkia purpurea subsp. quadrivulnera F. W. Peirson 1920-4-26 2114 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  UCR149475  Clarkia purpurea subsp. quadrivulnera Valerie Soza, Et al. 2000-5-18 943 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
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Jul 16 2010
  CAS-BOT-BC165512  Clarkia unguiculata Robert F. Thorne; C. W. Tilforth 1971-6-29 40728 Los Angeles San Gabriel Mts., Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Rd. 914 Comment
  RSA491791  Clarkia unguiculata James L. Reveal 1988-5-17 6782 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west off the Bouquet Canyon Road between Palmdale and Saugus. 945 Comment
  RSA724756  Clarkia unguiculata K. Dobry 1991-5-22 d- 631 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  CATA3014  Claytonia parviflora subsp. parviflora Amy Catalano 2016-2-25 020 Los Angeles Santa Catalina Island: Above riparian area along Ben Weston Trail 3 Comment
  RSA653485  Claytonia parviflora subsp. parviflora Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 776 a Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 335 Comment
  RSA317205  Claytonia parviflora subsp. utahensis Michael C. Long, J. E. Long 1974-3-23 s.n. Los Angeles Devil s Punchbowl County Park Comment
  SD253497  Claytonia parviflora subsp. viridis R. G. Swinney 2011-5-19 14783 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon creek (Chilao Flat 7.5'Q) 1073 Comment
  SD217354  Claytonia perfoliata Tim Ross, Laurel Arnseth 1990-4-8 4293 Los Angeles San Clemente Island. East side of island, Bruce Canyon near Malo Poin. Comment
  RSA592146  Claytonia perfoliata subsp. mexicana L. C. Wheeler 1967-4-30 9197 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA597769  Claytonia rubra subsp. rubra Steve Boyd, Lauren Raz 1997-3-14 9181 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA396476  Clematis lasiantha Walter Wisura, A. Liston, S. D. Boyd 1987-4-30 4147 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest road. San Gabriel Mountains. Comment
  UCR2922  Clematis lasiantha R. Oshima 1963-4-9 4-9-63- 01 Los Angeles San Gabriel Mtns., Monrovia, 0.75 miles up Cloverleaf Canyon from 615 Cloverleaf Dr. 354 Comment
  UCSB1951  Clematis lasiantha Wedberg, Lee 1954-5-10 Los Angeles Seco Cyn; Upper Arroyo 914 Comment
  CATA3173  Clematis ligusticifolia Amy Catalano 2016-10-26 157 Los Angeles Santa Catalina Island: Middle Ranch Road, between Johnson Tree & first bridge down canyon from tree, N side of road, climbing in poison oak and willows 273 Comment
  CAS-BOT-BC423119  Cleomella obtusifolia Le Roy Abrams; E. A. McGregor 1908-6-30 520 Los Angeles Palmdale, Mohave Desert Comment
  SBBG15796  Collinsia bartsiifolia var. davidsonii W. G. Webb 1935-4-20 Los Angeles near Lancaster Comment
  SD114403  Collinsia heterophylla Darley F. Howe April 1915 40 Los Angeles Claremont Comment
  CAS-BOT-BC240952  Collinsia parryi Geo. B. Grant 1905-5-4 6500 Los Angeles Garvanza, Arroyo Seco Comment
  UCR138848  Collinsia parryi 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
  UCR271789  Conium maculatum R. G. Swinney 2011-6-23 15305 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCR273944  Convolvulus arvensis Mitch Provance 2013-6-3 613- 34 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St. and Riverside Dr. 227 Comment
  UC57582  Conyza canadensis J. H. Barber 1896-10-15 34 Los Angeles Santa Monica Forestry Station Comment
  UCR162509  Cordylanthus rigidus subsp. setiger Anuja Parikh, Nathan Gale 2004-9-13 2099 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek just north of Calif. Hwy 126 290 Comment
  RSA82050  Cordylanthus rigidus subsp. setiger F. W. Peirson 1924-7-11 5396 Los Angeles Mt. Washburn trail near Switzers Camp. 1037 Comment
  LA31636  Coreopsis bigelovii Henry J. Thompson; 1959-3-31 1905 Los Angeles Santa Monica Mountains, Medea Creek, Cornell Rd, 1 mi N of Mulholland Hwy, 1.8 mi S of Malibu Junction 274 Comment
  RSA550032  Coreopsis bigelovii Walter Wisura, E. Roeder 1992-4-21 4692 Los Angeles Fort Tejon Rd. just W of 233rd St. Comment
  RSA598096  Coreopsis bigelovii Steve Boyd, Lauren Raz 1997-3-4 9144 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. 610 Comment
  RSA640956  Coreopsis bigelovii R. F. Thorne, Walter Wisura, Suzanne Grager, Pamela Burton 1982-4-20 54997 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams 976 Comment
  UC761896  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  RSA92474  Coreopsis californica var. californica F. W. Peirson 1920-4-26 1342 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  RSA188168  Coreopsis gigantea R. F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  UCD131013  Coreopsis gigantea P. B. Kennedy 1928-3-29 s.n. Los Angeles Eagle West, Santa Catalina Island. Comment
  CAS-BOT-BC105750  Corethrogyne filaginifolia Le Roy Abrams 1899-4-1 207 Los Angeles Cienega Comment
  SBBG60526  Corethrogyne filaginifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  POM356125  Corethrogyne filaginifolia var. filaginifolia Geo. L. Moxley 1916-9-4 514 Los Angeles Eaton Canyon, San Gabriel Mtns. Comment
  RSA93104  Corethrogyne filaginifolia var. filaginifolia F. W. Peirson 1918-9-15 229 Los Angeles summit of Lukens Peak Comment
  CAS-BOT-BC209771  Cornus glabrata Carl B. Wolf 1932-5-13 3617 Los Angeles Santa Catalina Island. Hamilton Canyon, left fork, 200 ft. above forks 121 Comment
  CAS-BOT-BC212111  Cornus sericea Le Roy Abrams; E. A. McGregor 1908-7-5 653 Los Angeles Swawrtout Canyon, desert slopes of San Gabriel Mountains 1828 Comment
  SFV17858  Cortaderia selloana J. N. Hogue 1998-11-19 130 .4 Los Angeles San Gabriel Mountains Mouth of San Gabriel Canyon on Highway 39. On steep (cliff) hillside on east side of road next to flowing seep. 244 Comment
  RSA592190  Cotula australis L. C. Wheeler 1967-4-8 9175 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  RSA74869  Cotula australis E. Robinson 1935-6-25 s.n. Los Angeles Glendale Comment
  CAS-BOT-BC427738  Crassula connata Geo. B. Grant 1905-4-19 1295 Los Angeles Garvanza Comment
  UCR252550  Crassula connata R. G. Swinney 2010-3-11 11870 Los Angeles San Gabriel Mountains/Verdugo Mountains, flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash 348 Comment
  RSA533916  Crassula connata var. erectoides Tim Ross, Mike Hammitt, Orlando Mistretta 1991-5-18 5154 Los Angeles San Clemente Island; 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  RSA656231  Crassula tillaea Joseph M. Keefe 1978-4-28 22844 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  SBBG28867  Crocanthemum scoparium var. vulgare I. W. Clokey, B. Templeton -May-1929 4490 Los Angeles Mandeville Cyn 250 Comment
  RSA249728  Crossosoma californicum R. F. Thorne, Doug Propst 1973-2-14 42478 Los Angeles Santa Catalina Island. N of junction of Isthmus and Marine Science Laboratory roads 122 Comment
  SBBG119297  Crossosoma californicum G. D. Wallace. M. Wallace 1985-3-2 2170 Los Angeles Palos Verdes Peninsula, S of Los Angeles, N of Portuguese Bend and the school on Forrestal Rd Comment
  SBBG53270  Crossosoma californicum J. Henrickson 1979-1-10 10 Los Angeles Palos Verdes Peninsula in Palos Verdes Estates, NE of school on Forrestal Drive 152 Comment
  PASA689  Croton californicus Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  SEINET7295440 Image available Crypsis aculeata Robert F. Thorne, C. W. Tilforth 1971-1 40647 Los Angeles San Gabriel Mts., Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground, dessicated sandy mud above margin of Little Rock Reservoir 975 Comment
  RSA595804  Crypsis schoenoides Lauren Raz, Steve Boyd 1996-10-23 48 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 609 Comment
  UCR191739  Cryptantha A. C. Sanders 2008-4-23 35096 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR252564  Cryptantha R. G. Swinney 2010-6-21 13261 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
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Dec 7 2018
  RSA0001756  Cryptantha abramsii L. R. Abrams 1903-3-14 3139 Los Angeles San Pedro Hills near Malaga Cove. Comment
  RSA756949  Cryptantha barbigera Orlando Mistretta, Christine Mistretta 2008-4-16 2474 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  UC61500  Cryptantha circumscissa J. Burtt Davy May 9 1896-May 24 1896 2514 Los Angeles Manzana Antelope Valley Comment
  UCR98748  Cryptantha circumscissa T. S. Ross, Steve Boyd, , Orlando Mistretta, Peter Fritsch 1990-6-22 3743 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  RSA0031370  Cryptantha clevelandii Mark Hoefs 1973-5-21 303 Los Angeles Santa Catalina Island. Upper Renton Mine road 305 Comment
  UCR138545  Cryptantha dumetorum Steve Boyd 1986-3-31 1576 A Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  UCR209485  Cryptantha echinella R. G. Swinney 2008-6-17 9029 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCD119787  Cryptantha flaccida Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mile east of Claremont, Antelope Valley. Comment
  RSA726024  Cryptantha intermedia A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26131 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  SEINET3152257  Cryptantha intermedia G. B. Grant 1901-1-1 238 Los Angeles Pasadena Comment
  UCR125405  Cryptantha intermedia A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25697 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR125559  Cryptantha intermedia A. C. Sanders 2003-5-22 26821 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR205105  Cryptantha intermedia R. G. Swinney 2008-4-11 8667 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  SFV21065  Cryptantha intermedia L. Gross 2001-5-6 382 Los Angeles Verdugo Mountains Along trail that comes up from Morning Glow Way off of La Tuna Canyon Road in city of Sun Valley. Comment
  SFV20990  Cryptantha microstachys L. Gross, V. Soza 2003-5-15 901 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
  UCSB5578  Cryptantha microstachys Beach, Kay 1944-6-20 Los Angeles Tanbark SRE Comment
  CHSC100170  Cryptantha muricata John Dittes 2006-5-30 1374 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
  UC1178544  Cryptantha muricata Peter Kamb 1947-6-1 552 Los Angeles n slope Mt. Disappointment; San Gabriel Mts. 1554 Comment
  UCR50729  Cryptantha muricata L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  SEINET6088096  Cryptantha muricata Louis C. Wheeler 1967-5-23 9692 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0020987  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-7-1 5893 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA0079593  Cryptantha muricata var. muricata LeRoy Gross, Laura Moore 2000-6-5 224 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 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
  RSA0078917  Cryptantha muricata var. muricata B. C. Templeton, I. W. Clokey 1936-5-18 5667 Los Angeles San Gabriel Canyon, 1 mile above the dam, San Gabriel Mts. Comment
  RSA570198  Cryptantha nevadensis var. rigida T. S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5036 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA593009  Cryptantha nevadensis var. rigida Steve Boyd, Orlando Mistretta 1996-5-1 8739 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  RSA729732  Cryptantha oxygona R. G. Swinney 1999-6-5 7253 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UCR192012  Cryptantha similis A. C. Sanders 2008-4-17 34919 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  SD39888  Cucurbita foetidissima Edith A. Purer 1931-3-19 Los Angeles El Segundo Comment
  UCR143927  Cucurbita foetidissima A. C. Sanders, Lee Jones 2004-11-7 29029 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  SEINET10625783  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2514 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  RSA703237  Cupressus arizonica subsp. arizonica Scott D. White 2004-7-27 10645 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  UCR183347  Cuscuta californica G. C. Fleischman 1942-6-18 s.n. Los Angeles San Gabriel Mtns. Foothills, near Sierra Madre Comment
  CHSC100670  Cuscuta subinclusa A. C. Sanders; Mark Elvin, Dave Fleitner 2003-8-6 27144 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle., below bluffs on south side of river. 280 Comment
  SEINET10957132  Cydonia oblonga Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2652 Los Angeles City of Glendale. Ararat Deli & Grocery 1340 E. Colorado. Comment
  SBBG112830  Cynara cardunculus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 757 Los Angeles upper end of salina at mouth of Cherry Cyn 3 Comment
  RSA608253  Cynodon dactylon L. C. Wheeler 1966-10-25 9062 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SEINET5155897  Cynodon dactylon Unknown 2002-8-11 70 Los Angeles Sepulveda Blvd. 0.5 km S of Hwy 118. Comment
  UC2026508  Cyperus involucratus Louis C. Wheeler 1946-11-10 6442 a Los Angeles ROSEMEAD: Rio Hondo at Garvey Avenue. Comment
  UCR150858  Cystopteris fragilis R. G. Swinney 1999-8-16 7666 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  RSA656383  Cytisus striatus Tami Stevenson 1980-5-9 31 Los Angeles Verdugo Mountains; Located 1/2 mile east of the 210 freeway at La Tuna Canyon offramp, on fire road east 200 meters above gate. Comment
  UCR273231  Datisca glomerata R. G. Swinney 2011-10-18 15811 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  CATA267  Datura wrightii Mark L. Hoefs 1973-5-14 275 Los Angeles Santa Catalina Island: Upper Avalon Canyon 60 Comment
  POM3248  Daucus pusillus Crawford, Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains Comment
  UC1594409  Deinandra clementina Tim Ross 1992-4-14 6157 Los Angeles just below mouth Nanny Canyon (on rocky low ridge that separates the Nanny Canyon drainage from escarpment, central e side of island); San Clemente Island 99 Comment
  UC187710  Deinandra clementina Katharine Brandegee May 17 1916-May 25 1916 Los Angeles isthmus Santa Catalina Island Comment
  SBBG94272  Deinandra fasciculata F. R. Fosberg 1931-5-21 4930 Los Angeles Parson's Landing 20 Comment
  CAS-BOT-BC131008  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles East side of Santa Susana Pass Comment
  UCR256556  Delphinium cardinale Anuja Parikh, Nathan Gale 2011-7-12 3554 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 2.6 km west of State Hwy 39, San Gabriel Canyon Road 523 Comment
  CAS-BOT-BC7962  Delphinium parishii subsp. parishii Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon 731 Comment
  RSA612068  Delphinium parryi Valerie L. Soza 1998-4-26 79 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. 412 Comment
  SEINET3159384  Delphinium parryi G. B. Grant 275 Los Angeles Pasadena Comment
  UC1293681  Delphinium parryi subsp. parryi P. C. Everett and E. K. Balls 1959-6-2 23833 Los Angeles steep rocky burned over slopes 1 mi ne entrance to Stokes Canyon; Santa Monica Mountains 228 Comment
  RSA29728  Delphinium parryi subsp. parryi Louis C. Wheeler 1932-5-29 793 Los Angeles Liveoak Canyon [Live Oak Canyon], San Gabriel Mountains. 419 Comment
  RSA400041  Delphinium patens subsp. hepaticoideum Geo. L. Moxley 1909-6-15 s.n. Los Angeles Little Santa Anita Canyon. Comment
  RSA670422  Delphinium patens subsp. hepaticoideum I. W. Clokey, Bonnie C. Templeton 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA0098839  Delphinium patens subsp. montanum R. G. Swinney 2011-6-7 15047 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  CHSC25072  Dendromecon rigida L. M. Mayer; I. J. Mayer 1974-4-6 134 Los Angeles Malibu Canyon ca. 1/2 mi ne of Tapia Park on Las Virgenes/Malibu Canyon Rd. Comment
  SEINET12090190  Dendromecon rigida L. M. Mayer, Mayer, I. J. 1974-1 134 Los Angeles Malibu Canyon, ca 1/2 mi NE of Tapia Park on Las Virgenes/Malibu Canyon Rd Comment
  CATA3303  Descurainia pinnata Amy Catalano, Jen Dreizehn 2017-3-16 020 Los Angeles Santa Catalina Island: Near top of trail on slope leading from end of Rippers Cove Rd. to shore 14 Comment
  LA51494  Descurainia pinnata O. H. Kappler; 1944-3-26 556 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR184538  Descurainia pinnata A. C. Sanders, T. B. Salvato 2007-4-24 33509 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR191265  Descurainia pinnata R. G. Swinney 1998-7-2 6204 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC43174  Descurainia pinnata subsp. brachycarpa Peter H. Raven 1962-3-27 16997 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portugese Bend. Comment
  POM307890  Descurainia pinnata subsp. glabra Henry J. Ramsey, Henry J. Ramsey 1938-4-16 2684 Los Angeles Lancaster Comment
  UCR270814  Descurainia pinnata subsp. glabra R. G. Swinney 2011-5-24 14832 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
  UCR281412  Descurainia pinnata subsp. glabra R. G. Swinney 2014-4-30 16264 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
  CAS-BOT-BC402256  Dicentra chrysantha Tim Ross; Steve Boyd 1992-7-5 6615 Los Angeles Liebre Mountains. Red Mountain: rocky summit area 1217 Comment
  POM96979  Dicentra chrysantha P. A. Munz 1925-4-23 9442 Los Angeles San Gabriel Canyon. 488 Comment
  RSA433532  Dicentra chrysantha Fordyce Grinnell Jr. 1910-6-23 s.n. Los Angeles Strawberry Ridge. 1372 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
  POM97782  Dicentra chrysantha Marcus E. Jones 1903-6-28 s.n. Los Angeles Mountains near Pasadena Comment
  RSA608511  Dicentra chrysantha Louis C. Wheeler 1930-11-25 s.n. Los Angeles Base of San Gabriel Mountains at Claremont - La Verne: Thompson Creek Dam. Comment
  RSA0070367  Dichelostemma capitatum R. G. Swinney 2010-4-1 12142 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire), below Forest Service boundary, from wash bottom to 150 m. to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA0110806  Dichelostemma capitatum R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14334 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
  RSA652068  Dichelostemma capitatum subsp. capitatum A. G. Bower Jr. 1948-5-23 sn Los Angeles Collected on the East Fork of the San Gabriel River at Bonita Flats. 457 Comment
  RSA0066385  Dichondra repens Doris Bowers 1969-9-27 241 Los Angeles Palos Verdes Pen. 305 Comment
  CAS-BOT-BC150256  Diplacus brandegeei Alice Eastwood 1904-5-1 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC152889  Diplacus brevipes C. F. Baker 1909-5-15 5322 Los Angeles Mts. near Claremont Comment
  CAS-BOT-BC152891  Diplacus brevipes Le Roy Abrams 1899-8-1 335 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC152904  Diplacus brevipes John H. Thomas 1957-5-25 6786 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  RSA0115973  Diplotaxis muralis Geo L. Moxley 1917-3-1 527 Los Angeles W 57th street near Budlong, in Parkway between sidewalk and curb Comment
  UC173982  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles Pasadena Comment
  CATA3371  Dissanthelium californicum Peter J. Dixon 2016-4-14 045 Los Angeles Santa Catalina Island: Isthmus area, Deer Springs watershed, 680 m north of Tower Peak 216 Comment
  CAS-BOT-BC221633  Distichlis littoralis Paul Currie 1969-1-1 17 Los Angeles Los Angeles Comment
  RSA600367  Distichlis spicata Steve Boyd, Lauren Raz 1997-5-28 9871 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
  SD51862  Distichlis spicata Peter H. Raven 1962-4-11 17257 Los Angeles San Clemente Island, due west of Wall 2 6 Comment
  UCR204549  Distichlis spicata R. G. Swinney 2005-8-5 8363 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  UCR202726  Dodecatheon redolens R. G. Swinney, Cody Clarke 2001-8-22 8078 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA233720  Draba corrugata var. corrugata R. F. Thorne, Larry E. DeBuhr 1972-8-18 42256 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2407 Comment
  CAS-BOT-BC41705  Draba cuneifolia var. sonorae Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles. Comment
  RSA771319  Drosanthemum floribundum R. F. Thorne 1967-5-20 36908 Los Angeles Santa Catalina Island. Near bunkhouse, Middle Ranch Canyon. 213 Comment
  UCR152470  Drosanthemum floribundum A. C. Sanders, Lee Jones 2005-4-8 29359 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA637483  Drymocallis glandulosa var. glandulosa Valerie L. Soza, LeRoy Gross 1999-7-15 623 Los Angeles San Gabriel Mountains: Mt. Wilson Trail, north of junction with Upper Winter Creek Trail, southeastern side of Mount Harvard. 1341 Comment
  UC1971144  Drymocallis glandulosa var. reflexa Scott D. White, D. E. Bramlet 1998-6-29 6834 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  RSA729425  Drymocallis lactea var. lactea R. G. Swinney 1998-7-14 6430 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  LA1775  Dryopteris arguta Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA200104  Dryopteris arguta Lawrence L. Kiefer; 1966-4-9 1832 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 3 mi N of Sunset Blvd. 274 Comment
  UCR38920  Dryopteris arguta B. A. Prigge 1985-6-14 6401 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  SBBG131992  Dryopteris arguta S. A. Junak, R. Philbrick 1990-11-8 SCI 124 Los Angeles Camera Pad "Pebble" 365 Comment
  RSA657929  Dudleya F. R. Fosberg 1980-6-2 25 Los Angeles Verdugo Mountains Region: 400 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  RSA423503B  Dudleya cymosa subsp. pumila Anstruther Davidson s.n. Los Angeles Rock Creek. Comment
  SBBG125334  Dudleya cymosa subsp. pumila A. Parikh, N. Gale 2010-6-29 3377 Los Angeles W Fork San Gabriel River, 03.6 km E of Cogswell Dam, just S of Devil's Cyn Dam Truck Trail 620 Comment
  RSA497542  Dudleya densiflora W. Wisura, Orlando Mistretta 1989-6-7 4376 Los Angeles San Gabriel Canyon Near El Encanto, Comment
  RSA0077167  Dudleya lanceolata Reid V. Moran 1946-5-30 2061 Los Angeles Bichota Canyon; 5.5 kilometers above Rincon Guard Sta. 730 Comment
  RSA83324  Dudleya lanceolata F. W. Peirson s.n. Los Angeles Altadena. Comment
  CAS-BOT-BC109733  Dudleya virens subsp. hassei T. S. Brandegee 5/2 s.n. Los Angeles San Pedro. Comment
  CAS-BOT-BC109737  Dudleya virens subsp. hassei 189- s.n. Los Angeles Santa Catalina. Comment
  RSA0091665  Dysphania ambrosioides Bonnie C. Templeton 1951-9-12 s.n. Los Angeles [No location information on label.] Comment
  SEINET13276773 Image available Dysphania botrys R. G. Swinney 2011-1 15919 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 (Azusa 7.5' Q.) (T2N R10W) 649 Comment
  SEINET4175604  Dysphania multifida G. Grant 1904-8-1 1133 Los Angeles Pasadena Comment
  SFV6439  Dysphania multifida K. A. Wilson 1974-6-28 1417 Los Angeles Santa Monica. Corner of Ashland Avenue and Neilson. Comment
  CAS-BOT-BC197026  Echinochloa colona Dr. A. Davidson 1894-11-1 s.n. Los Angeles Los Angeles Comment
  POM308918  Echinochloa crus-galli Samuel R. Tyson 1943-8-13 707 Los Angeles Spot B. San Dimas Experimental Forest Comment
  RSA711454  Eclipta prostrata LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2005-11-11 2440 Los Angeles Big Tujunga Canyon across from the mouth of Vasquez Creek. 610 Comment
  RSA767579  Ehrharta erecta Pamela Conway, LeRoy Gross 2010-12-27 1 Los Angeles Little Santa Anita Canyon; Short distance west from the old Mt. Wilson toll road, along trail to Orchard Camp. 395 Comment
  UC1930153  Ehrharta longiflora Scott D. White, Justin Wood 2008-5-8 11943 Los Angeles Puente / Chino Hills: SCE powerline corridor near Skyline Dr., and E of Hacienda Blvd.; Hacienda Heights. Comment
  CAS-BOT-BC113614  Eleocharis acicularis LeRoy Abrams 1901-4-10 1451 Los Angeles Inglewood. Comment
  SD82933  Eleocharis montevidensis Arthur C. Gibson, Linda C. Gibson 1972-3-11 2785 Los Angeles Growing in moist, sandy soil in Big Tujunga Wash, along the stream. Comment
  POM8742  Eleocharis palustris Phillip A. Munz, R. D. Harwood 1920-5-15 3957 Los Angeles Near Santa Monica. 152 Comment
  RSA608865  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR204016  Elymus R. G. Swinney 2001-9-15 8138 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  CDA32467  Elymus condensatus Phillipson 1915-5-2 Los Angeles Monrovia Comment
  UC1922845  Elymus elongatus Scott D. White, Jennifer H. Jones 2005-6-23 11148 Los Angeles San Gabriel Mountains: Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon. Acton 7.5' Quad. Comment
  CAS-BOT-BC227503  Elymus elymoides Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA729809  Elymus elymoides subsp. californicus R. G. Swinney 1998-7-10 6396 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA229122  Elymus elymoides subsp. elymoides R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38859 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Angeles Crest Highway at headwater of South Fork, Big Rock Creek, ca. 1.7 miles south of Dawson Saddle. 2317 Comment
  RSA596378  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1995-6-29 8660 Los Angeles Near west summit of LIEBRE MOUNTAIN 1707 Comment
  SEINET13276845 Image available Elymus elymoides subsp. elymoides R. G. Swinney 2011-1 15510 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak (Chilao Flat 7.5' Q.) 1170 Comment
  IRVC26177  Elymus glaucus A. C. Sanders 2003-5-1 26249 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
  CAS-BOT-BC206768  Elymus glaucus subsp. glaucus Louis C. Wheeler 1936-6-12 4153 Los Angeles Monroe Canyon, San Gabriel Mts. 548 Comment
  POM1309  Elymus glaucus subsp. glaucus I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  RSA763752  Elymus glaucus subsp. jepsonii Orlando Mistretta, Christine Mistretta 2008-5-20 3150 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 99B per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1237 Comment
  RSA0085301  Elymus glaucus var. glaucus R. G. Swinney 2010-8-26 13595 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  IRVC29113  Emmenanthe penduliflora A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26137 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
  RSA0115264  Emmenanthe penduliflora Richard G. Swinney 2010-6-8 13230 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  LA200518  Emmenanthe penduliflora var. penduliflora Carl Epling; 1926-5-8 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA94428  Encelia californica W. R. Ernst; April 1948 sn Los Angeles Mt. Washington, N Los Angeles Comment
  RSA724391  Encelia californica K. Dobry 1991-5-22 D- 762 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA0039735  Encelia californica Ron Martinolich 1991-5-14 68 Los Angeles Los Angeles, Muholland Drive, 0.4 mi. west of intersection with Encino HIlls Drive, 30 ft. south of roadway. Comment
  CAS-BOT-BC140531  Encelia farinosa A. C. Sanders 2003-3-14 25751 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
  UCR206164  Encelia farinosa var. phenicodonta A. C. Sanders, T. B. Salvato 2009-5-29 37043 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA0120788  Ephedra Lyman Benson 1959-4-11 15846 Los Angeles Mojave Desert, Antelope Valley, 1 mile south of Neenah Reservation. 914 Comment
  SEINET7047912  Ephedra californica Steven R. Hill, Kate Kramer 2001-4-22 33361 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  OBI2902  Ephedra nevadensis Lewis S. Rose 1968-4-5 68013 Los Angeles Acton, Mojave Desert 823 Comment
  RSA177589  Ephedra nevadensis S. Carlquist 1965-4-22 1700 Los Angeles 11 miles east of Palmdale. Comment
  SBBG33887  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  SEINET2066386 Image available Ephedra nevadensis B. Pitzer 1998-5-23 3722 Los Angeles Western Mojave Desert: ca. 18 mi. NW of Adelanto, 240th Street East, 12.8 mi. W of San Bernardino Co. line. 2.8 mi. by road N of El Mirage Road (= Avenue ''P''), and 3.7 mi. S of Avenue ''J'' (=N5). (Adobe Mtn. 7.5' Q) UTM 10km: (11S MJ-2E, 3N Saddleback Buttes) 865 Comment
  RSA594405  Epilobium brachycarpum Steve Boyd, Lauren Raz 1996-10-14 9082 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  LA206177  Epilobium canum Willis H. Wheeler; 1929-11-17 sn Los Angeles San Gabriel Mountains, Thompson Creek 365 Comment
  LA206115  Epilobium canum subsp. canum Louis C. Wheeler; 1931-10-16 253 Los Angeles San Gabriel Mountains, Sawpit Canyon 304 Comment
  POM187613  Epilobium canum subsp. canum Joseph A. Ewan 1929-4-12 3479 Los Angeles Van Tassel Canyon above Azusa. Comment
  RSA588438  Epilobium canum subsp. canum Bonnie C. Templeton 1929-11-24 1452 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA596196  Epilobium canum subsp. canum Lauren Raz, Steve D. Boyd 1996-10-23 29 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 610 Comment
  POM8101  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1916-09 s.n. Los Angeles Eaton Canyon. San Gabriel Mtns Comment
  RSA448518  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-9-20 153 Los Angeles Barret Canyon off San Antonio Canyon, San Gabriel Mountains 1311 Comment
  RSA680061  Epilobium canum subsp. latifolium Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 355 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. Mile 10.2 Comment
  RSA0011364  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, Youssef Atallah 2011-8-12 6025 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  RSA311279  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, M. Z. Thorne 1969-7-10 38415 Los Angeles Along Mescal Creek. 2043 Comment
  UCR273755  Epilobium densiflorum R. G. Swinney 2011-6-15 15189 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA507556  Epilobium paniculatum Louis C. Wheeler 1967-8-2 10331 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  RSA783585  Epipactis gigantea Michael Wall, Shawn Overstreet 2011-5-2 602 Los Angeles East road side of Hwy 39 near mile marker 17.43 in lower San Gabriel Canyon just north of Azusa 253 Comment
  POM168753  Epipactis gigantea C. J. Pox 1903-05 s.n. Los Angeles Near Glendale Comment
  RSA0034625  Epipactis gigantea Bonnie C. Templeton 1936-5-18 5665 Los Angeles San Gabrie1 Canyon, 1/2 mile below dam. [San Gabriel Mounntains]. Comment
  RSA19112  Epipactis gigantea I. W. Clokey 1935-4-29 6560 Los Angeles San Gabriel Canyon. Comment
  UCSB33660  Epipactis gigantea Griesel, Wesley 1962-4-17 Los Angeles Millard Canyon; San Gabriel Mts 548 Comment
  SBBG32143  Equisetum telmateia subsp. braunii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -224 Los Angeles lower Middle Ranch Cyn crk Comment
  RSA640876  Eragrostis cilianensis L. C. Wheeler 1967-8-8 10374 Los Angeles Loomis Ranch, Alder Creek 1311 Comment
  RSA714793  Eragrostis lehmanniana A. C. Sanders 2003-5-26 25861 Los Angeles San Gabriel Valley: long abandoned gravel pit on the 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. 159 Comment
  CAS-BOT-BC204584  Eragrostis mexicana subsp. virescens Peter H. Raven; Henry J. Thompson 1959-10-31 14721 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W). Mandeville Canyon just north of Sunset Boulevard 167 Comment
  UCD63547  Eragrostis mexicana subsp. virescens Beecher Crampton 1965-10-27 7589 Los Angeles ca. 2.6 miles s.w. of Saugus, US Hwy. 99. Comment
  RSA0012123  Eriastrum sapphirinum Mark A. Elvin 2003-5-1 2495 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  CAS-BOT-BC514934  Eriastrum sapphirinum subsp. brevibracteatum Dr. A. Davidson 1892-7-1 s.n. Los Angeles Lancaster Comment
  UC1605443  Eriastrum sparsiflorum Tim Ross and Steve Boyd 1993-5-23 7251 Los Angeles lower e ridge of mt ca 700-840 m se saddle between Ruby and Clearwater Canyons; Liebre Mountains, Green Valley 7.5' USGS quad., Red Mtn. 938 Comment
  RSA670373  Ericameria B. C. Templeton, H. J. Andrews 1938-6-22 1696 Los Angeles Mint Canyon Comment
  RSA0086996  Ericameria cooperi R. G. Swinney 2010-6-1 13075 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA628718  Ericameria cooperi R. S. Woglum 1942-5-20 3323 Los Angeles Mojave Desert: Angeles Crest Highway, desert side. Comment
  UCR101687  Ericameria cooperi B. G. Pitzer 1998-5-23 3739 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR152904  Ericameria cooperi A. C. Sanders, Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR280870  Ericameria cooperi R. G. Swinney 2014-5-1 16333 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  RSA773981  Ericameria cuneata R. G. Swinney 2009-7-22 11320 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UCR239978  Ericameria nauseosa R. G. Swinney 2009-11-16 11636 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UCR209431  Ericameria nauseosa subsp. consimilis R. G. Swinney 2008-9-12 9443 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  RSA792131  Ericameria nauseosa var. bernardina Jane Tirrell 2012-8-20 LS 0165 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. 2259 Comment
  CAS-BOT-BC299011  Ericameria nauseosa var. hololeuca Ernest C. Twisselmann 1961-10-31 6683 Los Angeles Leona Valley, Liebre Mts 929 Comment
  UCR101860  Ericameria palmeri Dan S. Cooper 1998-10-21 s.n. Los Angeles Puente Hills, c. 500 m east of intersection of Colima Rd. and Skyline Trail, between Hacienda Heights and La Habra Heights 274 Comment
  POM359443  Ericameria parishii Anstruther Davidson s.n. Los Angeles Crescenta. Comment
  POM47578  Ericameria parishii var. parishii I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak 1066 Comment
  CAS-BOT-BC293146  Ericameria pinifolia F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  UC1465225  Ericameria pinifolia Miss E. D. Palmer Los Angeles Comment
  UC135181  Erigeron breweri var. bisanctus C. F. Baker 1903-8-2 3658 Los Angeles near Claremont; San Antonio Canon Comment
  RSA0114718  Erigeron canadensis R. G. Swinney 2011-10-25 15887 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
  RSA774882  Erigeron foliosus Dan S. Cooper 2007-6-8 s.n. Los Angeles Brush Canyon, Griffith Park. Comment
  CAS-BOT-BC296171  Erigeron foliosus var. foliosus A. D. E. Elmer 1902-6-1 3502 Los Angeles Lancaster Comment
  RSA597396  Erigeron foliosus var. foliosus Timothy S. Ross, Steve Boyd 1990-6-18 3500 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  SEINET11836745  Erigeron foliosus var. stenophyllus M. T. Doutt 1931-1 s.n. Los Angeles Sierra Madre Mts., trail from Mt. Howe to Mt. Wilson 1615 Comment
  RSA600577  Eriodictyon crassifolium Louis C. Wheeler 1962-6-30 8158 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  CAS-BOT-BC189188  Eriodictyon crassifolium var. nigrescens Ernest C. Twisselmann 1959-6-2 5342 Los Angeles Old Ridge Route, 1.2 miles S of the Lancaster Highway 1097 Comment
  CAS-BOT-BC188087  Eriodictyon traskiae Lester Rowntree 1938-3-18 s.n. Los Angeles Catalina Comment
  SD112014  Eriodictyon traskiae Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; on the east side of Black Jack Mountain. Comment
  SD107929  Eriodictyon traskiae subsp. traskiae Larry DeBuhr 1977-4-16 2572 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  CAS-BOT-BC222679  Eriodictyon trichocalyx Alice Eastwood 1919-6-20 9028 Los Angeles Mt. Wilson Comment
  POM3809  Eriodictyon trichocalyx P. A. Munz 1918-5-16 2250 Los Angeles Claremont. Comment
  RSA455064  Eriodictyon trichocalyx var. trichocalyx Thekla Mohr 1915-1 s.n. Los Angeles North Fork, San Gabriel River. Comment
  CAS-BOT-BC244059  Eriogonum brachyanthum A. D. E. Elmer 1902-6-1 3688 Los Angeles Acton Comment
  RSA681910  Eriogonum brachyanthum Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9634 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  SBBG61896  Eriogonum brachyanthum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  LA52301  Eriogonum cinereum Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC241931  Eriogonum cithariforme Joseph Andorfer Ewan 1932-6-14 7404 Los Angeles Above Sulphur Sprs., E. of Pacifico Mt, San Gabriel Mts. 1676 Comment
  RSA393164  Eriogonum cithariforme var. agninum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA749079  Eriogonum davidsonii R. G. Swinney 2005-8-11 8445 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  UCR249002  Eriogonum davidsonii Elizabeth A. Kempton, Eric Paul 2006-6-11 388 Los Angeles San Gabriel Mountains, Tick Canyon, unpaved road planned for development [Green Court Drive] 568 Comment
  UCR34476  Eriogonum davidsonii G. F. Pratt 1984-7-24 s.n. Los Angeles San Gabriel Mountains, Mt. Harwood, just above Mt. Baldy Ski Lodge 2591 Comment
  CAS-BOT-BC242755  Eriogonum davidsonii Joseph Andorfer Ewan 1933-7-4 7871 Los Angeles Near summit Monrovia Peak, San Gabriel Mts. 1524 Comment
  RSA775284  Eriogonum elongatum G. R. Johnstone 1929-7-14 s.n. Los Angeles Griffith Park. Comment
  UCR186601  Eriogonum elongatum T. B. Salvato, Sarah Flack 2007-8-8 3041 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR242042  Eriogonum elongatum Dan S. Cooper 2012-7-24 712- 33 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  SD129224  Eriogonum fasciculatum Andy C. Sanders 1988-5-18 7851 Los Angeles El Segundo Dunes, immediately W of L.A. Int. Airport and E of Vista Del Mar Blvd 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
  UCR260616  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-8-9 13461 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  SBBG62047  Eriogonum fasciculatum var. fasciculatum M. N. Ackley -Apr-1926 866 Los Angeles Eagle Rock 243 Comment
  RSA754226  Eriogonum fasciculatum var. foliolosum Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1772 Los Angeles San Gabriel River Watershed; area next to road. 385 Comment
  CAS-BOT-BC250116  Eriogonum fasciculatum var. polifolium H. E. Hasse 1893-5-25 s.n. Los Angeles Acton Comment
  RSA718064  Eriogonum fasciculatum var. polifolium R. G. Swinney 1997-8-19 5819 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  SD124470  Eriogonum fasciculatum var. polifolium Barry Prigge 1986-3-29 7163 Los Angeles San Gabriel Mountains: E of Red River Mine Road x Antelope Valley Freeway on Escondito Canyon Road 3000 Comment
  UC144278  Eriogonum fasciculatum var. polifolium A. A. Heller 1902-4-20 7736 Los Angeles Sunset Comment
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May 21 2015
  UCR252893  Eriogonum fasciculatum var. polifolium R. G. Swinney 2010-5-29 13398 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCR271078  Eriogonum fasciculatum var. polifolium R. G. Swinney 2011-6-14 15129 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  CAS-BOT-BC253446  Eriogonum gracile Le Roy Abrams 1902-7-5 2953 Los Angeles San Gabriel Wash near Azusa Comment
  JEPS56937  Eriogonum gracile Elizabeth Day Palmer 1908-8-15 Los Angeles Los Angeles Comment
  RSA393243  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  POM306339  Eriogonum gracile var. gracile Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1421 Los Angeles Altadena. Comment
  UC535052  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek San Gabriel Mts., South Fork Big Rock Creek 1394 Comment
  RSA766089  Eriogonum inflatum C. Epling 1931-10-24 s.n. Los Angeles Between Sandbergs and Pine Canyon. Comment
  UCR281973  Eriogonum maculatum R. G. Swinney 2014-4-18 16113 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  RSA634222  Eriogonum nudum var. pauciflorum Robert F. Thorne 1969-7-9 38490 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
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Aug 20 2013
  RSA766125  Eriogonum nudum var. pauciflorum Raymond J. Dobbs 1927-11-1 s.n. Los Angeles Waterman Station. San Gabriel Mts. 976 Comment
  RSA489252  Eriogonum parishii James L. Reveal, R. Broome 1987-6-25 6574 Los Angeles San Gabriel Mountains: along the Angeles Crest Highway (California Hwy 2) at milepost 59.0, 1.2 miles west of Kratka Ridge Ski Resort and 5.2 miles west of the junction of California Hwy. 39 1982 Comment
  RSA393066  Eriogonum parvifolium var. parvifolium Tom Burch 1940-04 s.n. Los Angeles Redondo Beach. South end of Town. 0 Comment
  RSA570343  Eriogonum pusillum Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4947 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  SBBG64252  Eriogonum roseum R. Hoffmann 1927-9-21 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC267612  Eriogonum saxatile Wesley O. Griesel 1961-6-29 s.n. Los Angeles State Highway #2 near White Thorn Picnic Area, San Gabriel Mts. 2286 Comment
  RSA777688  Eriogonum thurberi Orlando Mistretta, Christine Mistretta 2010-5-19 5103 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  CAS-BOT-BC263601  Eriogonum trichopes A. D. E. Elmer 1902-6-1 3642 Los Angeles Palmdale Comment
  CAS-BOT-BC268207  Eriogonum umbellatum var. munzii John Thomas Howell 1947-7-18 23399 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC264876  Eriogonum viridescens Timothy S. Ross; Steve Boyd 1990-6-18 3502 Los Angeles 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages, Ball Flat, San Gabriel Mountains 1767 Comment
  RSA0114218  Eriogonum wrightii subsp. trachygonum D. Silverman, Cindy Hopkins 2007-4-26 6759 Los Angeles Tejon Ranch, 375 miles west of California aqueduct, 2.4 km south of Kern County line and 2.9 km northeast of Quail Lake. 1030 Comment
  POM357929  Eriophyllum confertiflorum D. S. Krause 1939-07 s.n. Los Angeles Roadside ditch, Pasadena Comment
  RSA624647  Eriophyllum confertiflorum L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 762 Comment
  RSA724398  Eriophyllum confertiflorum K. Dobry 1991-4-22 D- 817 Los Angeles Santa Monica Mts. Upper Cold Creek Cyn Comment
  RSA0009772  Eriophyllum confertiflorum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  OBI6195  Eriophyllum confertiflorum var. confertiflorum Shirley Vaughan 1974-5-12 3 Los Angeles Near Hwy 138 and 200th St. W 762 Comment
  RSA276005  Eriophyllum confertiflorum var. confertiflorum Jack Delaini 1974-3-11 74 Los Angeles Lodi Canyon, San Dimas Experimental Forest, San Gabriel Mountains 365 Comment
  RSA764755  Eriophyllum confertiflorum var. trifidum Doris Bowers 1974-4-4 2170 Los Angeles Palos Verdes Pen. 244 Comment
  CAS-BOT-BC308395  Eriophyllum pringlei S. B. Parish 1893-1-1 s.n. Los Angeles Lancaster Comment
  SBBG61085  Eriophyllum pringlei M. N. Ackley 1926-5-6 271 Los Angeles Little Rock foothills 914 Comment
  HSC5626  Eriophyllum pringlei C. S. Apperson 1966-4-24 Los Angeles 1.5 mi. up 240th St. from Hwy. 138, 8.5 mi. from Pearblossom Comment
  CAS-BOT-BC296958  Eriophyllum wallacei Ira L. Wiggins 1966-4-15 20592 Los Angeles Desert wash immediately east of J.F.L. Motel, Pearblossom. Mohave Desert Comment
  SFV6476  Eriophyllum wallacei T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-26 175 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  UC566751  Eriophyllum wallacei H. L. Mason 1926-4-26 3019 Los Angeles Little Rock Comment
  UCSB18337  Eriophyllum wallacei Muirhead, M. 1964-5-15 Los Angeles Highway 138, 100 yards west of Pinon Hills city limit 1219 Comment
  CDA4365  Erodium botrys L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Mouth of Big Tujunga.. Comment
  RSA631088  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mile upstream from Rosemead Boulevard near El Monte. Comment
  CDA4369  Erodium brachycarpum T. S. Ross 1991-4-21 4549 Los Angeles Whittier Hills (Puente Hills, pro parte): ridgetop between Turnbull and Sycamore Canyons. Comment
  UCR271902  Erodium cicutarium R. G. Swinney 2011-3-15 14074 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  RSA608355  Erodium cicutarium Louis C. Wheeler 1931-1-20 s.n. Los Angeles Malone's. Comment
  SD251746  Erodium cicutarium M. B. Dunkle 1940-3-21 7462 Los Angeles Santa Barbara Island. Near Landing Cove. Comment
  RSA34496  Erodium moschatum Emily M. Bradford 1904-3-4 5606 Los Angeles Alfilerilla Yilaree Comment
  SEINET12182172  Erodium moschatum J. F. Bright, Wyman, C. 1933-1 8017 Los Angeles Comment
  SFV15592  Erysimum capitatum K. C. Molina, K. L. Garrett 1992-5-10 16 Los Angeles San Gabriel Mountains Valyermo. Valyermo Road, about 1 km northwest of Big Rock Creek. 1200 Comment
  UC450918  Erysimum capitatum F. A. MacF. 1931-3-12 Los Angeles hillsides Verduga Hills, Tuna Canyon Comment
  CSUSB514  Erysimum capitatum K. T. Ingram 1976-5-16 S. N. Los Angeles Angeles National Forest On Big Pine Highway, 1.9 miles from Angeles Crest Highway Comment
  RSA530261  Erysimum capitatum var. capitatum Ora M. Clark 1929-3-30 s.n. Los Angeles W. of Lancaster Comment
  POM308879  Erysimum capitatum var. capitatum Anonymous 1942-5-1 625 Los Angeles San Dimas Canyon below fork to Wolfskill Canyon, San Dimas experimental Forest Comment
  UCR233749  Erysimum suffrutescens Jeremiah George 2012-3-11 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North 73 Comment
Read comments
Aug 27 2013
  SD52838  Erythranthe guttata Peter H. Raven 1962-4-12 17327 Los Angeles intermittent stream, San Clemente Island, canyon south of canyon below the Tomb, west side of island 182 Comment
  RSA0076235  Erythranthe rubella R. G. Swinney 2008-6-4 8925 Los Angeles Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters. 1329 Comment
  RSA433653  Eschscholzia californica Katherine Brandegee 1916-5-17 s.n. Los Angeles Santa Catalina Island. Comment
  UCSB39772  Eschscholzia californica Cerda, P. 1977-5-3 Los Angeles Near Los Angeles County Arboretum, Arcadia Comment
  SEINET12102670  Eschscholzia californica J. F. Bright, Wyman, C. 1931-1 5494 Los Angeles near Pasadena Comment
  POM6276  Eschscholzia californica var. crocea Unspecified 1909-6-20 54 Los Angeles Claremont. 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
  SBBG18906  Eschscholzia minutiflora F. E. Clements 1918-5-26 Los Angeles Antelope Valley Comment
  RSA445664  Eschscholzia minutiflora Louis C. Wheeler 1932-4-10 598 Los Angeles Portal Ridge near Elizabeth Lake. 1037 Comment
  CAS-BOT-BC92215  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles San Clemente Island. Sides of small arroyo above Wilson Cove. 60 Comment
  RSA213414  Eschscholzia ramosa M. B. Dunkle 1939-4-2 7213 Los Angeles San Clemente Island: Pyramid Point. Comment
  RSA249721  Eschscholzia ramosa Robert F. Thorne 1973-2-12 42476 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  CATA3118  Eucalyptus camaldulensis Amy Catalano 2016-5-24 123 Los Angeles Santa Catalina Island: North side of Middle Ranch Road between horse corrals and milkhouse 155 Comment
  LA34240  Eucalyptus globulus Peter H. Raven; 2013-6-29 13733 Los Angeles Santa Monica Mountains, near planted grove, Elysian Park 198 Comment
  RSA0084871  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-4 12557 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  SBBG31474  Eucrypta chrysanthemifolia R. F. Thorne 1966-4-5 35840 Los Angeles above stream in Cottonwood Cyn 106 Comment
  SFV2968  Eucrypta chrysanthemifolia K. A. Wilson 1961-3-1 885 Los Angeles Santa Monica Mountains Mulholland Highway about 2 miles west of Las Virgenes Highway. 300 Comment
  UCR271890  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-28 12404 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
  RSA536087  Eucrypta chrysanthemifolia Tim S. Ross 1991-5-21 5417 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of the island. 351 Comment
  RSA226230  Eucrypta chrysanthemifolia var. chrysanthemifolia Gary D. Cromwell 1971-4-21 573 Los Angeles Mystic Canyon, 2 mi. NE of Glendora. Comment
  UCR273125  Eulobus californicus R. G. Swinney 2011-4-26 14515 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
  UCR221445  Euphorbia albomarginata D. E. Bramlet, Mike Ahmer 2005-4-12 3791 B Los Angeles Los Angeles Basin Region, Puente Hills, Powder Canyon, c. 400 ft. east of Skyline Dr. and 1500 ft. north of Fullerton Rd. 284 Comment
  UCD143096  Euphorbia lurida R. F. Thorne; M. Z. Thorne 1969-7-9 38485 Los Angeles San Gabriel Mountains. Angeles National Forest. Table Mt. above Big Pines Ranger Station. 2118 Comment
  RSA499144  Euphorbia peplus L. C. Wheeler 1936-6-30 4195 Los Angeles Wolfskill Canyon 533 Comment
  RSA718274  Euphorbia peplus R. G. Swinney 1998-4-13 5962 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  SBBG33610  Euphorbia peplus S. A. Junak with K. Kirkland, M. L. Hoefs 1998-6-11 SCa 706 Los Angeles mouth of small cyn just SE of Frog Rock 3 Comment
  SBBG32130  Extriplex californica R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -239 Los Angeles Little Harbor Comment
  CATA1753  Festuca arundinacea Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3195 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir 304 Comment
  RSA0056248  Festuca arundinacea Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  RSA0116812  Festuca microstachys R. G. Swinney 2011-6-7 15091 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UCR126857  Festuca microstachys A. C. Sanders 2003-4-29 26182 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR193155  Festuca microstachys R. G. Swinney 1998-7-14 6441 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  UCR186931  Festuca microstachys var. ciliata A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32023 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR41730  Festuca myuros G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCR129373  Festuca myuros var. hirsuta Orlando Mistretta 1994-6-15 1357 Los Angeles San Gabriel Mtns, Santiago Canyon. Side drainage entering Santiago Canyon from the west, c. 3 mi south of confluence of Santiago Creek and Little Rock Creek 1585 Comment
  RSA0082593  Festuca perennis R. G. Swinney 2010-6-4 13003 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  LA14250  Festuca perennis Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. Comment
  CATA994  Festuca temulenta Mark L. Hoefs 1994-5-21 1868 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  SEINET13276705 Image available Ficus carica R. G. Swinney 2011-1 15858 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  CAS-BOT-BC500448  Ficus microcarpa R. E. Riefner, Jr. 2015-8-2 15 -214 Los Angeles City of Alhambra, N side of 110 Fwy on E side of Garfield St. 129 Comment
  RSA0010777  Ficus retusa A. C. Sanders 1987-12-4 7441 Los Angeles El Segundo Dunes, immediately W of Los Angeles Int. Airport and Pershing Dr. 30 Comment
  RSA191102  Filago californica R. F. Thorne, M. Z. Thorne 1967-6-25 27091 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA777681  Filago californica Orlando Mistretta, Christine Mistretta 2010-5-19 5109 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  POM19143  Filago californica P. A. Munz 1923-4-9 6668 Los Angeles San Clemente Island, swale upper end of canyon S of Casa Blanca Comment
  RSA158206  Filago californica Peter H. Raven 1962-5-8 17604 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  RSA393720  Filago californica L. C. Wheeler 1934-4-24 2547 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA535281  Filago californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5321 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA616158  Filago gallica Valerie L. Soza 1998-5-3 88 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
  JEPS17495  Foeniculum vulgare Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  LA212202  Frangula californica Terri Lords; 1977-5-22 50 Los Angeles SAN GABRIEL MOUNTAINS, Big Tujunga. 914 Comment
  RSA0103923  Frangula californica subsp. californica R. G. Swinney 2011-7-8 15482 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  CAS-BOT-BC223755  Frankenia salina C. B. Wolf 1932-9-16 4094 Los Angeles Bryant Ranch. 100 - 150 ft. W. of State Highway, at extreme SE. corner of Pacific Western Oil Co. Lease 3 Comment
  SEINET3151938  Frankenia salina G. B. Grant 1905-1-1 469 Los Angeles Redondo Comment
  LA205582  Frasera neglecta Victor Duran; 1933-7-8 3501 Los Angeles San Gabriel Mountains, Horse Flats 1676 Comment
  LA81923  Fraxinus dipetala O. H. Kappler; 1944-4-6 586 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  LA91507  Fraxinus dipetala Bruce Douglas Clayton; Greg Shaw 1972-4-20 107 Los Angeles Santa Monica Mountains, Blackrill Creek canyon, Mountain Park Research Campus, near border of property 548 Comment
  SBBG127068  Fremontodendron californicum A. Parikh, N. Gale 2011-6-14 3464 Los Angeles N of Aliso Cyn, 0.1 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1222 Comment
  POM308321  Fremontodendron mexicanum H. J. Ramsey 1937-7-12 3062 Los Angeles Altadena, dry mesa. Comment
  RSA427003  Fremontodendron mexicanum Robert M. Perkins 1936-5-27 178 Los Angeles San Gabriel Canyon. Comment
  UCR178783  Fritillaria biflora R. G. Swinney 1969-5-10 455 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi N of Sierra Madre Ave., N of Pennsylvania Ave. 366 Comment
Read comments
Mar 10 2008
  RSA164822  Galium andrewsii subsp. intermedium Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  RSA571544  Galium andrewsii subsp. intermedium Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8309 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA0115098  Galium angustifolium Steven A. Junak 2000-7-1 SCa- 1371 Los Angeles Santa Catalina Island. Just SW of Cape Canyon reservoir, upper Cape Cayon, N facing slope. 344 Comment
  JEPS114010  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1992-7-5 6602 Los Angeles Red Mountain: E ridge of Red Mountain, ca 530 m E of summit. Comment
  POM367687  Galium angustifolium subsp. angustifolium Fay A. MacFadden 1931-7-12 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA226186  Galium angustifolium subsp. angustifolium Gary D. Cromwell, David W. Wheat 1971-5-14 645 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  UCR272478  Galium angustifolium subsp. angustifolium Mitch Provance 2016-6-27 616- 18 Los Angeles San Gabriel Mountians, Big Pines, Camp McClellan, N side of Table Mountain Rd. 2171 Comment
  RSA756793  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-21 2509 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA700425  Galium angustifolium subsp. nudicaule Gary D. Wallace 1985-7-5 2234 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  SBBG20558  Galium aparine E. R. Blakley 1963-12-7 6338 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  POM367741  Galium aparine Anstruther Davidson 1889-08 s.n. Los Angeles L.A. River. 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
  UC519952  Galium californicum subsp. flaccidum Louis C. Wheeler 1932-7-2 899 Los Angeles Browns Flat-Fern Canyon water trail San Gabriel Mts. 1219 Comment
  UC57536  Galium catalinense Geo. B. Grant 1901-4-1 3762 Los Angeles bluffs along shore Santa Catalina Island Comment
  JEPS27192  Galium catalinense subsp. acrispum Reid Moran 1958-9-15 6822 Los Angeles canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  RSA725597  Galium catalinense subsp. catalinense Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 417 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  SBBG119351  Galium grande V. Soza with M. Acosta 2001-6-20 1298 Los Angeles N of Mt Bliss, along Van Tassel Truck Trail (FS Rd 1N36), ca. 0.15 mi N of jct with Van Tassel Ridge Rd (FS Rd 1N36A); T1N R10W S8, SW/4, NE/4 Comment
  CAS-BOT-BC499141  Galium johnstonii Valerie Soza 2004-6-17 1722 a Los Angeles San Gabriel Mountains. ca. 1 mi E of Three Points, S side of Hwy 2 1847 Comment
  POM367854  Galium johnstonii Anstruther Davidson 1892-8-20 1867 Los Angeles Wilson's Peak Comment
  RSA67139  Galium parishii F. W. Peirson 1920-9-12 2280 Los Angeles Summit of 'Baldy' (Mt. San Antonio) 3049 Comment
  CATA3101  Galium parisiense Amy Catalano 2016-5-11 104 Los Angeles Santa Catalina Island: South side of Cape Canyon Road, 100 meters up canyon from gate by corrals, on northwest facing slope 227 Comment
  HSC46489  Gambelia speciosa Reid Moran 1941-2-23 602 Los Angeles Santa Catalina Island, NW of Johnson's Valley 10 Comment
  RSA0112038  Gamochaeta antillana A. C. Sanders, T. B. Salvato 2009-5-20 36869 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
  RSA641088  Garrya flavescens Orlando Mistretta 1994-7-22 1450 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. Comment
  RSA271753  Garrya flavescens var. pallida J. Sauer 1976-3-26 5780 Los Angeles Above Mojave Desert, north side of San Gabriel Mtns, Big Rock Canyon. Comment
  POM184689  Garrya veatchii Joseph A. Ewan 1932-6-18 7354 Los Angeles Clear Creek Fork of Jujunga Canyon. 762 Comment
  RSA188081  Gastridium phleoides R. F. Thorne 1966-4-28 36265 Los Angeles Santa Catalina Island. Water tank above Mausoleum, Avalon Canyon above road 182 Comment
  UC1109363  Gastridium ventricosum Peter H. Raven 1962-7-10 17969 Los Angeles upper reaches Cave Canyon San Clemente Island (the large canyon draining sw from Thirst); , upper reaches Cave Canyon Comment
  RSA188533  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, J. D. Olmsted 1965-8-26 35393 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA188540  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, J. D. Olmsted 1965-8-26 35367 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  RSA311412  Gayophytum oligospermum Cheryl A. Lawson 1971-7-11 420 Los Angeles San Gabriel Mts., Angeles National Forest, above Crystal Lake, near Calif. State Highway 39. Comment
  UC519957  Gayophytum oligospermum Louis Wheeler 1932-7-2 914 Los Angeles Browns Flat San Gabriel Mts. 1310 Comment
  CATA707  Genista linifolia Mark L. Hoefs 1991-5-3 1206 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  PASA672  Geranium carolinianum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  POM7005  Geranium carolinianum P. A. Munz, L. T. Street, G. Williams 1919-4-5 2449 Los Angeles Puddingstone Canyon, San Dimas. Comment
  POM308911  Geranium carolinianum Samuel R. Tyson 1942-5-22 628 Los Angeles San Dimas Exper. For. trail to flumes 4 & 5, San Dimas Canyon, San Gabriel Mt. Comment
  RSA0119098  Gilia aliquanta subsp. aliquanta A. C. Sanders 2008-4-25 35102 Los Angeles Transverse Range; Western San Gabriel Mtns.: Slopes west of Old LaLiebre Ranch, south of Hwy 138. 1000 Comment
  RSA570191  Gilia aliquanta subsp. aliquanta T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5027 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA0080783  Gilia angelensis R. G. Swinney 2010-4-15 12259 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  SD45607  Gilia angelensis Darley F. Howe 1953-5-2 2275 Los Angeles Wain Canyon, Catalina Island. Comment
  UC1123798  Gilia angelensis A. D. Gifford 1935-3-17 488 Los Angeles 2-1/2 mi sw Red Mtn; Tejon Quad., Angeles National Forest Comment
  UCD117603  Gilia angelensis Robert F. Thorne 1966-4-7 35938 Los Angeles Santa Catalina Island, at Cherry Valley. 60 Comment
  UCR178918  Gilia angelensis R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon 1.2 mi. east of Glendora Mountain Road 396 Comment
  UCR209282  Gilia angelensis Dan S. Cooper 2009-3-11 309- 10 B Los Angeles Los Angeles Basin Region, adjacent to radio towers in Kenneth Hahn Recreation Area, Baldwin Hills, Los Angeles 138 Comment
  UC2026429  Gilia austrooccidentalis Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, depression on bench NE of Campground. Comment
  UCR214041  Gilia brecciarum A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37981 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  RSA172288  Gilia brecciarum subsp. brecciarum R. F. Thorne 1963-5-15 31686 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1219 Comment
  UCR177497  Gilia brecciarum subsp. neglecta LeRoy Gross 2005-5-19 2277 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  UCR220172  Gilia cana R. G. Swinney 2009-4-2 10243 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCD117652  Gilia capitata Garm Beall 1997-5-9 22 Los Angeles Mulhollad Highway, 1 mile east of Malibu Canyon Road. Comment
  LA206509  Gilia capitata subsp. abrotanifolia Carl Epling; M. Epling May 1920 sn Los Angeles Mint Canyon 1523 Comment
  RSA618590  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  SEINET3163570  Gilia gilioides G. B. Grant 1906-6-14 507 Los Angeles Summit Mt. Wilson, S. Calif. 1829 Comment
  LA206989  Gilia latiflora A. Handschiegel; 1920-5-17 sn Los Angeles Little Rock Creek Comment
  CAS-BOT-BC226315  Gilia latiflora subsp. davyi Timothy S. Ross; Steve Boyd 1994-5-25 7882 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  RSA469409  Gilia latiflora subsp. davyi G. R. Johnstone 1930-4-7 s.n. Los Angeles San Francisquito Canyon. Comment
  UC23560  Gilia latiflora subsp. davyi J. Burtt Davy May 9 1896-May 24 1896 2655 Los Angeles near Manzana ((towards Gorman's Station)); Antelope Valley, near Manzana Comment
  RSA469368  Gilia latiflora subsp. latiflora Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  CAS-BOT-BC402099  Gilia leptantha subsp. transversa Robert F. Thorne; C. W. Tilforth; J. Dourley; R. Scogin 1972-8-11 42226 Los Angeles San Gabriel Mts., Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station 2133 Comment
  RSA607021  Gilia leptantha subsp. transversa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  SBBG127081  Gilia leptantha subsp. transversa A. Parikh, N. Gale 2011-6-22 3497 Los Angeles NW of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk; San Gabriel Mtns 1370 Comment
  RSA783531  Gilia multicaulis J. D. Olmsted 1958-3-2 5 Los Angeles Blanchard Park on Pomona College campus, Claremont near eastern end of Los Angeles County. 366 Comment
  UCR194011B  Gilia ochroleuca subsp. bizonata R. G. Swinney 1999-6-5 7241 C Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR220047  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-4-24 10452 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC402024  Gilia ochroleuca subsp. bizonata K. H. Rechinger 1953-1-1 1093 Los Angeles Mojave Desert, Palmdale Comment
  RSA0017195  Gilia ochroleuca subsp. vivida P. A. Munz 1923-5-26 6854 Los Angeles Vincent Gulch 2043 Comment
  CDA3380  Glinus lotoides G. C. Fleischman 1946-10-2 Los Angeles Sana Bernardino Basin; Puddingstone Reservoir near San Dimas. 0 Comment
  RSA524198  Glycyrrhiza lepidota T. S. Ross, S. D. Boyd 1990-6-6 2891 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR150578  Glycyrrhiza lepidota L. C. Wheeler 1946-8-27 6259 Los Angeles Transverse Ranges; San Gabriel Mtns, Sandrock Creek at Pearblossom Hwy, near confluence of Sandrock Creek and Big Rock Creek; 0.25 mi SE of Big Rock Patrol Station 1113 Comment
  RSA188088  Gnaphalium californicum R. F. Thorne 1966-4-29 36322 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake 411 Comment
  POM292435  Gnaphalium chilense Arthur L. Cohen 1934-8-2 494 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  RSA535333  Gnaphalium luteoalbum Timothy S. Ross, A. R. Ross 1991-5-21 5407 Los Angeles San Clemente Island: E fork of Box Canyon near its jct with the westerly fork. 451 Comment
  SEINET13387097 Image available Gnaphalium microcephalum R. G. Swinney 2011-1 15682 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  RSA617733  Gnaphalium palustre Scott D. White 1998-5-22 6556 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community. 425 Comment
  SBBG131703  Gnaphalium palustre S. A. Junak 1999-9-10 SCa 1081 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  SBBG54557  Gnaphalium palustre F. Farris 1974-5-21 147 Los Angeles wash in Blanchard Park, Pomona College 335 Comment
  CAS-BOT-BC108966  Goodmania luteola H. D. Ripley; R. C. Barneby 1944-3-16 5858 Los Angeles North of Lancaster. 716 Comment
  RSA735918  Grindelia hirsutula subsp. hirsutula Justin M. Wood 2008-5-31 12 Los Angeles Santa Monica Mountains National Recreation Area, Topanga Canyon, Hondo Creek Trail. Comment
  RSA592173  Guillenia lasiophylla L. C. Wheeler 1967-5-12 9432 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR248206  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  SBBG62665  Gutierrezia microcephala R. Hoffmann 1927-8-30 Los Angeles 2 mi W of Acton Comment
  UCR210012  Gutierrezia microcephala R. G. Swinney 2008-10-7 9466 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UC112087  Halleria lucida H. M. Hall 1907-6-7 7933 Los Angeles Los Angeles Calif. (Elysian Park) Comment
  UCR98761  Haplopappus canus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22694 Los Angeles San Clemente Island, China Canyon above confluence of Iwo Jima Gulch. 200 Comment
  SBBG119983  Harpagonella palmeri A. C. Sanders, T. Wotipka, M. A. Elvin 2003-4-29 26153 Los Angeles Castaic Mesa, Newhall Ranch, NE of the filtration plant, N of Charlie Cyn, 1.2 air mi E Lake Hughes Rd 488 Comment
  CAS-BOT-BC307285  Hazardia squarrosa var. grindelioides J. Ewan 1931-10-24 5294 Los Angeles Escondido Canyon, Santa Monica Mts. 304 Comment
  CAS-BOT-BC302325  Hazardia squarrosa var. squarrosa J. Ewan 1931-10-24 5269 Los Angeles One mile above Malibu Lake, Santa Monica Mts. Comment
  SBBG128320  Hedypnois cretica M. L. Hoefs 1995-5-16 2016 Los Angeles near Airport Rd, just past rd to Black Jack Cmpgrd 454 Comment
  POM175364  Helenium bigelovii E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  RSA629684  Helenium puberulum Scott D. White, David E. Bramlet 1998-8-11 7041 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  LA94383  Helianthemum scoparium J. A. Ewan; 1931-3-21 4065 Los Angeles Santa Monica Mountains, Las Flores Canyon 548 Comment
  UCR187189  Heliotropium curassavicum A. C. Sanders 2006-5-16 32323 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR270864  Heliotropium curassavicum var. oculatum R. G. Swinney 2010-6-29 13394 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  SD80111  Helminthotheca echioides C. W. Tilforth 1969-8-10 234 Los Angeles Whittier Comment
  RSA298239  Hemizonia minthornii H. M. Hall 1929-11-6 12772 Los Angeles Santa Susana Pass Comment
  RSA616544  Hemizonia minthornii Scott D. White 1995-10-11 3691 Los Angeles Santa Susana Pass Rd., turnout at unnamed dirt rd., ca. 1/2 mi E of Lilac Ln. Comment
  SBBG131958  Herniaria hirsuta var. cinerea S. A. Junak 2000-4-15 SCa 1223 Los Angeles E of Lone Tree 432 Comment
  CAS-BOT-BC403838  Hesperocnide tenella Ernest Braunton 1904-7-15 1274 Los Angeles Santa Monica Mts, near Hollywood 609 Comment
  CHSC95506  Hesperocnide tenella LeRoy Gross; Valerie Soza 2003-5-15 913 a Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  RSA792781  Hesperocnide tenella Justin M. Wood 2009-3-24 385 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  CAS-BOT-BC135948  Hesperoyucca whipplei I. W. Clokey 1935-7-1 6994 Los Angeles Hillside, Pasadena Glen 400 Comment
  CAS-BOT-BC143690  Heteromeles arbutifolia Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  HSC33356  Heteromeles arbutifolia E. A. Wise 3 Los Angeles Tapia Park, 10 mi. E of Malibu Colony Comment
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May 28 2014
  HSC49070  Heteromeles arbutifolia Patricia Shesgreen 1978-6-17 102 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  LA105090  Heteromeles arbutifolia Barry A. Prigge; 1988-7-3 8235 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  SBBG38898  Heteromeles arbutifolia K. K. Muller 1953-5-2 595 Los Angeles Swain Cyn above Camp Orizaba Comment
  SBBG96809  Heteromeles arbutifolia S. Boyd with T. Ross, L. Arnseth 1990-4-7 4231 Los Angeles lower half of China Cyn, W side Comment
  RSA0072431  Heteromeles arbutifolia R. G. Swinney 1989-11-24 1490 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. On Big Dalton Canyon Road, 1.5 miles NE of Glendora Mountain Road. Comment
  RSA0074528  Heterotheca fastigiata Philip A. Munz 1947-9-21 12171 Los Angeles San Antonio Creek, at Base Line Road, 3 miles east of Claremont. 457 Comment
  RSA0074445  Heterotheca grandiflora F. Zuazo 1953-1-28 s.n. Los Angeles Covina, Valley Center and Cypress. 243 Comment
  RSA0075825  Heterotheca grandiflora Paul Schallert 1956-10-13 1507 Los Angeles Mt. Valley near Monrovia. Comment
  UC586945  Heterotheca sessiliflora subsp. fastigiata Joseph Andorfer Ewan 1934-8-5 8452 Los Angeles vicinity of Prairie Fork Ranger Station; San Gabriel Mts. 1767 Comment
  CAS-BOT-BC55360  Hirschfeldia incana F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Near Los Angeles. Los Angeles River Bottom. Comment
  RSA660633  Holodiscus discolor Matt Bogdanoff 1981-5-27 35 Los Angeles Ca Hwy 39, 3.5 mi N of junction with Sierra Madre Ave., N of Azusa. 396 Comment
  UC520298  Holodiscus discolor Joseph Andorfer Ewan 1933-7-4 7853 Los Angeles San Gabriel Mountains, Santa Anita Canyon, Sturdevant Trail Santa Anita Canyon; San Gabriel Mountains, Santa Anita Canyon 1066 Comment
  CAS-BOT-BC149948  Holodiscus discolor var. discolor I. M. Johnston 1917-7-28 1570 Los Angeles N. Fk. San Antonio [Canon] Canyon (Old Gold Ridge Mine) 2438 Comment
  POM1838  Holodiscus microphyllus I. M. Johnston 1917-7-28 1570 Los Angeles San Antonio Mountains. N Fork San Antonio Canyon (Old Gold Ridge Mine) 2439 Comment
  CATA521  Hordeum intercedens Sara L. Crockett 1997-4-22 668 Los Angeles Santa Catalina Island: Second major N/S-trending ridge leading to Pacific Ocean, E of jct. of Wrigley Memorial Trail and East End Road (ca. 0.4 mile E), ca. 100 m S on ridge 323 Comment
  RSA0115304  Hordeum intercedens Steven A. Junak 2001-5-3 SCa- 1464 Los Angeles Santa Catalina Island. Just N of Airport Road, above head of Swain's Canyon. 408 Comment
  RSA712180  Hordeum marinum subsp. gussoneanum A. C. Sanders 2005-5-5 29937 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, SW end of Cruzan Mesa at site of former dairy, east of Bench Mark Plum 655 Comment
  POM352452  Hordeum murinum subsp. glaucum Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  UCSB6766  Hordeum vulgare B., K. 1943-3-25 Los Angeles Dalton C.C.C., San Dimas Experimental Forest, San Gabriel Mountains Comment
  RSA595684  Hordeum vulgare var. trifurcatum Timothy S. Ross, Victor W. Steinmann 1995-5-8 8547 Los Angeles First unnamed canyon E of Spunky Canyon, N side of Bouquet Reservoir 915 Comment
  LA52104  Horkelia cuneata subsp. cuneata Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  CAS-BOT-BC532303  Horkelia cuneata var. puberula Carl B. Wolf 1927-7-24 675 Los Angeles 1/2 mile E of Montrose 457 Comment
  RSA530055  Horkelia rydbergii Tim S. Ross 1991-8-16 5838 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA702820  Horkelia rydbergii Scott D. White 2004-8-20 10721 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  LA31719  Hosackia crassifolia var. crassifolia Mary V. Hood; 1943-7-11 43- 85 k Los Angeles Charlton Flat 1310 Comment
  SBBG53999  Hosackia crassifolia var. crassifolia F. C. Boutin 1966-4-12 Los Angeles Mt Lukens, N of La Crescenta 1524 Comment
  UC1360401  Hydrocotyle verticillata June McCaskill and Bettylee Leard 1968-6-2 733 Los Angeles behind residence at 532 N. Catalpa Rd. Arcadia Comment
  RSA594196  Hymenoclea salsola Steve Boyd, Lauren Raz 1996-10-14 9054 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  RSA495078  Hypochaeris glabra A. C. Sanders 1988-5-18 7823 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  SDSU7723  Hypochaeris glabra Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2198 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.5 miles north of China Point. 183 Comment
  UCR50859  Hypochaeris glabra A. C. Sanders 1988-5-18 7823 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  SFV7628  Hypochaeris radicata T. Gordon 1975-6-24 1089 Los Angeles San Fernando Valley Lindley Ave. near Superior on CSUN campus. Comment
  RSA617223  Imperata brevifolia LeRoy Gross 1998-9-12 55 Los Angeles Wildwood picnic area. Right below road to picnic area off Big Tujunga canyon road. 6 miles from sunland. Spring running down the north side of road, on south side of hill with sunny exposure. 609 Comment
  CAS-BOT-BC311529  Isocoma acradenia var. acradenia Roxana S. Ferris 1918-6-12 903 Los Angeles Between Oban & Lancaster Comment
  RSA708874  Isocoma acradenia var. bracteosa Scott D. White, Andrea Warniment 2005-9-9 11216 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 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
  RSA660872  Isocoma menziesii var. decumbens Orlando Mistretta 1992-4-4 135 Los Angeles San Clemente Island. Comment
  UCR16185  Isomeris arborea Sue Freeman 1966-4-10 s.n. Los Angeles Transverse Range; Santa Susana Mountains, above Gavin Creek, about 5 mi north of the jct of Foothill Blvd in San Fernando and Hwy 99; 20 yards from hwy. Comment
  UCD51313  Jarava speciosa Peter Kamb 1948-5-6 975 Los Angeles Lower Sonora Zone. Desert foothills of the San Gabriel Mountains, above Little Rock. 975 Comment
  UCR125133  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25548 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper Potrero Canyon 400 Comment
  UCR177218  Juglans californica LeRoy Gross, Valerie Soza 2003-5-15 916 Los Angeles Transverse Ranges; Verdugo Mountains region, Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. north to ridge, south of McDonald Creek, then east along ridgeline, back down into a small canyon at the end of Elben Place, just east of where we started 366 Comment
  LA200573  Juglans californica var. californica Louis Wheeler; 1931-11-11 351 Los Angeles Santa Monica Mountains, opposite Franklin Canyon on N-side of mountain 365 Comment
  UC34949  Juglans californica var. californica unknown Los Angeles Azusa Comment
  RSA681336  Juglans hindsii LeRoy Gross, Valerie Soza 2003-5-15 916 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  RSA681907  Juglans regia Scott D. White 2003-6-2 9444 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  RSA709602  Juncus acutus A. C. Sanders, Mark A. Elvin 2003-8-7 27179 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  SBBG77289  Juncus acutus F. R. Fosberg 1931-5-18 4899 Los Angeles Little Harbor 5 Comment
  CATA116  Juncus acutus subsp. leopoldii Peter Henrikson 1987-5-8 87 Los Angeles Santa Catalina Island: Little Springs Canyon 30 Comment
  RSA617929  Juncus duranii L. C. Wheeler 1966-8-21 8828 Los Angeles San Gabriel Mountains: Dorr Canyon at Angeles Crest Highway. Vicinity of Lodgepole Picnic Ground. Comment
  POM1621  Juncus macrophyllus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  UCR191279  Juncus macrophyllus R. G. Swinney 1999-6-30 7479 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  POM6449  Juncus mexicanus L. T. Street, G. Williams 1919-5-10 2712 Los Angeles San Gabriel River near Bassett. 90 Comment
  JEPS45912  Juncus oxymeris Louis C. Wheeler 1934-5-14 2590 Los Angeles near mouth of San Dimas Canyon; San Gabriel Mts. 441 Comment
  RSA771325  Juncus patens Robert F. Thorne 1966-4-17 36132 -a Los Angeles San Clemente Island, upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  RSA737100  Juncus rugulosus Scott D. White, Justin M. Wood 2008-10-7 12533 -A Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA368357  Juncus textilis Al Shapiro s.n. Los Angeles Verdugo Canyon Comment
  RSA187773  Juncus xiphioides Robert F. Thorne 1966-9-14 36652 Los Angeles Santa Catalina Island: behind Ben Weston Beach 3 Comment
  RSA188239  Juncus xiphioides Robert F. Thorne, Percy C. Everett 1965-6-23 34955 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon 91 Comment
  CAS-BOT-BC81010  Juniperus californica Roxana S. Ferris 1918-6-12 948 Los Angeles 3 miles above Acton on Palmdale - Saugus Road Comment
  CHSC35462  Juniperus californica James Henrickson 1973-5-12 9594 Los Angeles 9 miles SW of Little Rock, 0.2 miles S of Mt. Emma Rd., along Hwy N3. 1188 Comment
  RSA0084855  Juniperus californica R. G. Swinney 2010-6-23 13376 B Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UCSB7211  Juniperus californica Ralph, F. 1959-5-15 Los Angeles Along roadside of the cutoff between Hwy. 6 and Hwy. 138, 2.7 miles from its jct. with 138 Comment
  UC1922948  Juniperus californica Robert F. Thorne 1973-5-11 43569 Los Angeles SAN GABRIEL MTS., MOJAVE DESERT SLOPE: Along Mt. Emma Road, 1.9 mi W of Little Rock Creek below the dam. Comment
  RSA352425  Juniperus occidentalis var. australis L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. Baldy, east slope 3049 Comment
  SDSU10662  Keckiella antirrhinoides A. H. Gallup 1948-4-21 144 Los Angeles 'The Wash' Claremont. 366 Comment
  RSA602315  Keckiella breviflora var. breviflora Steve D. Boyd, Lauren Raz 1997-6-17 9946 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  CAS-BOT-BC235750  Keckiella cordifolia Le Roy Abrams 1901-6-4 1694 Los Angeles Los Tunas Canon [Canyon], Santa Monica Mts. Comment
  POM175574  Keckiella cordifolia E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon - North Fork, San Gabriel Canyon. Comment
  RSA756150  Keckiella cordifolia R. G. Swinney 2008-7-12 9165 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  SBBG31377  Keckiella cordifolia R. F. Thorne with P. C. Everett 1965-5-10 34427 Los Angeles Cape Cyn 289 Comment
  RSA97667  Keckiella cordifolia R. M. Straw 1954-6-16 613 Los Angeles 0.5 mi. above ranger station, on old road in chaparral; Angeles Crest Hwy, San Gabriel Mountains. Comment
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Dec 11 2014
  RSA0116807  Keckiella ternata R. G. Swinney 2010-8-23 13583 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  UCR194618  Keckiella ternata R. G. Swinney 1998-8-13 6746 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  LA98662  Krascheninnikovia lanata Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, S end of Edwards Air Force Base, on 140 St Comment
  OBI6199  Krascheninnikovia lanata Shirley Vaughan 1974-5-11 9 Los Angeles 10th St. E, Lancaster 718 Comment
  RSA670390  Krascheninnikovia lanata B. C. Templeton 1931-5-17 1205 Los Angeles W. of Lancaster, Mojave Desert. Comment
  RSA599742  Lactuca serriola L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Old Point Comfort; Big Rock Creek. 1280 Comment
  POM11459  Lactuca serriola R. D. Harwood 1920-8-11 s.n. Los Angeles Claremont. Comment
  RSA5981  Lactuca serriola C. B. Wolf 1932-9-13 4054 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  SBBG39611  Laennecia coulteri R. Moran 1959-3-9 7156 Los Angeles 1 mi N of Eel Pt 20 Comment
  RSA658313  Lamarckia aurea D. Roche 1998-5-3 12 Los Angeles Mt. Baldy Road 2.6 miles from the intersection of Mills Ave. and Mt. Baldy Rd. East side of the road. 732 Comment
  SEINET4044592  Lamarckia aurea D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 137 Comment
  UCR68937  Lamarckia aurea Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4246 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR86825  Lamium amplexicaule Scott D. White 1995-4-27 2943 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  SEINET5512236  Langloisia matthewsii E A Carl 1964-1 Los Angeles Palmdale Blvd between 100th & 150th Streets W near Palmdale. Drainage area: Antelope Valley 792 Comment
  UCR270993  Lantana montevidensis R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14350 Los Angeles San Gabriel Mountains, Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 427 Comment
  UCR140602  Larrea tridentata Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 26 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  SEINET11811290  Lasthenia Unknown 1936-1 12673 Los Angeles near Glendora Comment
  POM6024  Lasthenia californica L. R. Abrams 1901-4-1 1188 Los Angeles Ballona Harbor. Comment
  RSA535697  Lasthenia californica Timothy S. Ross 1991-5-22 5452 Los Angeles San Clemente Island. Spray [point], W side of island about 5300 feet N of El Point. Coastal terrace. 9 Comment
  RSA92920  Lasthenia californica F. W. Peirson 1918-4-28 1371 Los Angeles Summit of Turnbull Canyon, hills above Whittier 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
  SBBG61622  Lasthenia gracilis R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  UCR214048  Lasthenia gracilis A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37972 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UCR76421  Lasthenia gracilis T. S. Ross, A. Kendall 1992-4-15 6194 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  SFV6183  Lathyrus latifolius R. M. Muran 1974-3-24 41 Los Angeles Santa Monica Mountains Rustic Canyon. 412 Comment
  SBBG131947  Lathyrus odoratus S. A. Junak 2000-5-18 SCa 1295 Los Angeles just E of town at isthmus 15 Comment
  SD252331  Lathyrus vestitus Steven A. Junak 2000-4-15 Sca 1195 Los Angeles Santa Catalina Island: Upper Avalon Canyon, along E Summit Road, ca. 0.1 mile inland from gate at Wrigley Memorial. 305 Comment
  RSA161123  Lathyrus vestitus var. alefeldii Peter H. Raven 1962-5-20 17793 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch. 244 Comment
  LA200449  Lathyrus vestitus var. vestitus Martha Hilend Kinsey; 1934-3-10 sn Los Angeles Comment
  JEPS68635  Lavatera assurgentiflora subsp. assurgentiflora Mrs. Blanche Trask July 1908 14050 Los Angeles San Clemente Island Comment
  CHSC101344  Layia glandulosa Sula Vanderplank; LeRoy Gross, Steve Hoskinson. 2005-5-6 050506 -57 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
  JEPS32793  Layia glandulosa E. R. Blakley 1958-5-9 2264 Los Angeles 2 mi e Gorman 1097 Comment
  JEPS39203  Layia glandulosa F. W. Peirson 1921-5-19 2413 Los Angeles Little Rock Creek San Gabriel Mountains, Little Rock Creek 975 Comment
  POM361656  Layia glandulosa Anstruther Davidson, H. E. Hasse 1906-6-2 1467 Los Angeles Big Rock Creek. Comment
  UCR167208  Layia glandulosa S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  SEINET11447755 Image available Layia glandulosa G. B. Grant 1904-5-5 112 /6188 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  JEPS30623  Layia platyglossa Peter H. Raven 1959-4-4 13972 Los Angeles Point Dume; Santa Monica Mountains 15 Comment
  UC828946  Layia platyglossa F. R. Fosberg 1931-5-6 s 4814 Los Angeles Cape Canyon; Santa Catalina Island 200 Comment
  UCD133988  Layia platyglossa Daryl Koutnik; Vickie Dawes 1978-4-6 261 Los Angeles south of Palmdale on State Highway 138 to Little Rock. 816 Comment
  POM4850  Layia platyglossa subsp. campestris P. A. Munz 1918-5-5 2183 Los Angeles Puente Hills, Turnbull Canyon Comment
  CAS-BOT-BC221612  Lepechinia fragrans Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon Comment
  RSA659837  Lepechinia fragrans Orlando Mistretta, Mike Hammit 1991-6-21 s.n. Los Angeles Along USFS Road 2N66. Just W of junction with 2N65.1. Over looking Fern canyon to the N. 732 Comment
  SD252352  Lepechinia fragrans Steven A. Junak 2000-5-19 Sca 1327 Los Angeles Santa Catalina Island: Just W of road out to 1st ridge, W of Twin Rocks ridge. 305 Comment
  RSA589184  Lepidium flavum Timothy S. Ross 1991-4-28 4737 Los Angeles ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. Blading road heading N from Black Butte Basin Road x Avenue U [not on 1968 topo]., Running northward to the W of BBB Rd. for about 1.2 miles, then rejoining it NW of Three Sisters Buttes. 939 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
  CHSC101723  Lepidium latifolium Scott D. White; Justin Wood 2008-5-19 12019 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Avve. And 605 freeway. SCE powerline corridor. 68 Comment
  RSA682499  Lepidium latifolium Scott D. White, Michael Honer 2003-5-7 9199 Los Angeles South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA429956  Lepidium latipes H. E. Hasse 1892-1 s.n. Los Angeles Santa Monica. Comment
  SEINET13203170 Image available Lepidium virginicum R. G. Swinney 2010-1 12483 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  RSA681295  Lepidium virginicum var. pubescens LeRoy Gross, Valerie Soza 2003-5-15 912 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 518 Comment
  CHSC110696  Lepidium virginicum var. virginicum Dean Wm. Taylor 2003-5-29 18606 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction with Road 1N36. 868 Comment
  CAS-BOT-BC328061  Lepidospartum squamatum Joseph Andorfer Ewan; Nesta Ewan 1936-8-5 9930 Los Angeles Mescal Creek. San Gabriel Mts. 1524 Comment
  RSA0069882  Lepidospartum squamatum R. G. Swinney 2010-4-1 12154 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA624065  Lepidospartum squamatum L. C. Wheeler 1967-5-23 9666 Los Angeles 1.25 mile ESE Honby 457 Comment
  POM352731  Leptochloa fusca subsp. uninervia Wm Martin 1971-8-11 s.n. Los Angeles Along drainage of Malibu Creek, vicinity of Tapia Park Comment
  UCR178959  Leptochloa uninervia 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
  UC30199  Leptodactylon californicum W. H. Brewer 1861-2-12 175 Los Angeles Cahuenga Pass Comment
  CLARK-A1528-1365  Leptodactylon californicum subsp. glandulosum Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 365 Comment
  RSA469978  Leptosiphon breviculus H. E. Hasse 1906-6-1 s.n. Los Angeles Big Rock Creek. Comment
  RSA597128  Leptosiphon breviculus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3741 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  UCR256692  Leptosiphon breviculus J. M. Porter, Lauren E. Machen 2012-5-20 15161 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) SW of Wrightwood at Inspiration Point 2280 Comment
  RSA226549  Leptosiphon breviculus C. W. Tilforth 1971-4-13 423 Los Angeles Hook Creek Rd., s.e. of Cedar Glen, Lake Arrowhead. 1570 Comment
  UCSB33654  Leptosiphon breviculus Risk, Paul 1963-5-21 Los Angeles Charltan Flats; San Gabriel Mountains 1524 Comment
  SD45370  Leptosiphon ciliatus Herbert L. Mason 1927-6-11 3747 Los Angeles Mount Wilson, San Gabriel Mountains. 1524 Comment
  RSA76237  Leptosiphon liniflorus F. W. Peirson 1951-6-23 942 Los Angeles Near Kewen Lake, Pasadena Comment
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Mar 27 2009
  LA32100  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-6-4 14332 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  POM361800  Lessingia glandulifera var. glandulifera Fay A. MacFadden 1931-7-8 3080 Los Angeles Pacoima Wash, San Fernando Valley Comment
  RSA685159  Lessingia glandulifera var. glandulifera Scott D. White 2003-7-25 9644 Los Angeles Santa Clarita area; Sand Canyon (tributary to Santa Clara River) just above trailer park. 506 Comment
  CAS-BOT-BC339559  Lessingia glandulifera var. peirsonii Ernest C. Twisselmann 1966-9-8 12787 Los Angeles San Emigdio Range and the Mt. Pinos Region. Castaic Valley 1188 Comment
  RSA596133  Leymus condensatus Timothy S. Ross, Steve Boyd 1995-6-28 8654 -A Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  UC1117456  Leymus triticoides Peter H. Raven 1962-5-21 17810 Los Angeles about 4 mi above ranch; Santa Catalina Island, Middle Canyon 274 Comment
  UCR132348  Lilium humboldtii John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCR190098  Lilium humboldtii R. G. Swinney 1998-7-30 6590 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  LA29010  Lilium parryi Mary V. Hood; 1943-7-10 43- 80 k* Los Angeles Buckhorn Flats 1981 Comment
  UCD169209  Lilium parryi R. G. Swinney 1998-10-3 7005 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge. 1991 Comment
  POM48011  Limonium californicum I. M. Johnston 1924-8-29 s.n. Los Angeles 3 miles SE of Artesia Comment
  CATA337  Limonium sinuatum Mark L. Hoefs 1973-7-13 377 Los Angeles Santa Catalina Island: Open area between #3 golf fairway and main road, Avalon Canyon 45 Comment
  SBBG88240  Limonium sinuatum A. C. Sanders 1987-10-13 7423 Los Angeles El Segundo dunes, W of Los Angeles Intl Airport and Pershing Dr 38 Comment
  RSA469955  Linanthus aureus Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  RSA698399  Linanthus aureus Seacord s.n. Los Angeles West Mojave Comment
  RSA74016  Linanthus aureus Marcus E. Jones 10405 Los Angeles Los Angeles. Comment
  UCR270095  Linanthus aureus subsp. aureus R. G. Swinney 2011-4-20 14439 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR186888  Linanthus bigelovii A. C. Sanders 2006-4-14 32057 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UC718495  Linanthus breviculus Carl B. Wolf 1936-5-27 Los Angeles 10 mi above Tie Camp Summit (Alsio Canyon to Buckhorn Flats Road); San Gabriel Mts. 1676 Comment
  UCR191523  Linanthus breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA674777  Linanthus californicus Scott D. White, Kent Hughes 2000-5-16 7854 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA468448  Linanthus californicus subsp. glandulosus Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy Comment
  RSA584901  Linanthus concinnus R. T. Hawke 1992-5-17 s.n. Los Angeles north side of the range at Big Rock Creek. Comment
  LA52350  Linanthus dianthiflorus O. A. Plunkett; 1926-4-22 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA67081  Linanthus dianthiflorus Alva Grant, Verne Grant 1951-3-23 15972 Los Angeles Wash north of Claremont 549 Comment
  UCD118539  Linanthus dichotomus Steve Boyd; Orlando Mistretta 1986-3-31 1564 Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills. Comment
  RSA702374  Linanthus liniflorus Scott D. White, Pam De Vries 2004-5-18 10416 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  JEPS117039  Linanthus parryae David Gowen 2008-5-2 892 Los Angeles Near Llano on Hwy 138. 1028 Comment
  UC1537474  Linanthus parryae Gordon H. True Jr. 1935-4-19 273 Los Angeles Lovejoy Butte 853 Comment
  UCR186938  Linanthus parryae A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32073 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA497614  Linanthus parryae A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7776 Los Angeles Mojave Desert, Lancaster, near Quartz Hill, S of Ave L at 37th St. West. 747 Comment
  RSA607218  Linanthus pungens L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  UCR184113  Linanthus pygmaeus A. C. Sanders, T. B. Salvato 2007-4-24 33479 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  RSA535288  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5343 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM. 186 Comment
  RSA497942  Linum grandiflorum H. L. Bauer 1929-4-1 s.n. Los Angeles Santa Monica. Comment
  UCD110587  Linum grandiflorum Daryl Koutnik; Vickie Dawes 1978-5-12 491 Los Angeles Decker Road, south of Carlisle Road. 487 Comment
  CATA222  Lithophragma affine Mark L. Hoefs, A. Douglas Propst 1973-5-4 211 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA562539  Lithophragma affine Steve Boyd, W. Appleby 1993-4-22 7987 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  RSA84368B  Lithophragma affine Raymond J. Dobbs 1927-5-3 7671 Los Angeles Arroyo Seco, 2 miles above Relay, south face of San Gabriel Mountains. Comment
  UCD102697  Lithophragma affine Daryl Koutnik; John Cuti 1978-4-12 345 Los Angeles Northeastern Verdago Mountains near La Tuna Canyon. 609 Comment
  RSA468206  Lithophragma affine subsp. mixtum M. B. Dunkle 1929-4-13 2124 Los Angeles Banning Canyon, Santa Catalina Island. Comment
  CAS-BOT-BC432209  Lithophragma bolanderi I. W. Clokey; E. G. Anderson 1935-5-9 6668 Los Angeles San Dimas Canyon Comment
  UCR91489  Lithophragma bolanderi Scott D. White 1995-3-14 2544 Los Angeles San Gabriel Mtns., San Dimas Canyon Rd, upslope from San Dimas Reservoir. 457 Comment
  RSA733126  Lobelia dunnii R. G. Swinney 1998-7-30 6588 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon. 976 Comment
  UCR191189  Lobelia dunnii R. G. Swinney 1999-7-28 7591 Los Angeles San Gabriel Mtns., Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon 1098 Comment
  JEPS5324  Lobelia dunnii var. serrata F. W. Peirson 1918-8-6 260 Los Angeles old trail to Mount Wilson 838 Comment
  RSA670185  Lobelia dunnii var. serrata Ian Swift 2001-7-2 237 Los Angeles Middle Fish Canyon, 1 miles north of Cienega Campground 793 Comment
  UCR174981  Lobularia maritima Holly Summers 2006-4-30 010 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  UCR271873  Logfia filaginoides R. G. Swinney 2010-3-24 12058 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
  UCR273175  Logfia filaginoides R. G. Swinney 2011-5-6 14606 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  CHSC110024  Lolium multiflorum V. Soza; LeRoy Gross 2001-5-22 1238 Los Angeles Transverse Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  UCD66192  Lolium multiflorum Jack Delaini 1974-5-9 195 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest, along Johnstone peak Rd. and slopes below it at head of canyon. 853 Comment
  RSA360073  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles at Golden Valley and Antelope Valley Freeway (CA state Hwy 14) 457 Comment
  RSA596094  Lolium temulentum Mark Hoefs, R. F. Thorne 1995-7-26 2472 Los Angeles Santa Catalina Island, lower Middle Canyon, just below Eagle's Nest Lodge. 134 Comment
  IRVC29538  Lomatium dasycarpum A. C. Sanders 2003-4-29 26171 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  UCD127632  Lomatium dasycarpum subsp. dasycarpum Louis C. Wheeler 1967-6-15 9830 Los Angeles Liebre Mountains Region: north between Bouquet Junction and Bonelli Ranch. Comment
  RSA0105320  Lomatium lucidum Orlando Mistretta, Christine Mistretta 2008-5-20 3171 Los Angeles Southern California Edison transmission line corridor (Segment 6, Impact Area 14 per TRTP Survey 2008), Fish Canyon drainage; Van Tassel Motorway just S of Jct. with Monrovia Cyn Truck Trail. 986 Comment
  RSA587347  Lomatium mohavense Orlando Mistretta 1992-5-4 222 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UC592165  Lomatium mohavense H. L. Mason 1926-4-26 2979 Los Angeles summit Mint Canyon Comment
  UCSB12587  Lomatium mohavense Dearing, Hugh; Dearing, Margaret 1935-3-17 Los Angeles Mojave Desert, east of lancaster, south of Rosamong Comment
  RSA608911  Lomatium mohavense subsp. mohavense L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  SBBG59785  Lomatium nevadense R. Hoffmann 1930-4-10 Los Angeles between Lancaster and Del Sur, near highway Comment
  RSA0073283  Lomatium nevadense var. parishii Bonnie C. Templeton 1932-5-31 4655 Los Angeles Near Jackson Lake, Big Pines Camp, San Gabriel Mts. Comment
  SBBG59738  Lomatium utriculatum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA631081  Lomatium vaginatum L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  CAS-BOT-BC240494  Lonicera hispidula Carl B. Wolf 1932-10-5 4237 Los Angeles Santa Catalina Island. 1 mile from Middle Ranch on road to Black Jack Peak 274 Comment
  RSA100194  Lonicera hispidula var. vacillans F. W. Peirson 1918-6-15 264 Los Angeles Mint Canyon at northwest corner of San Gabriel Mts. Comment
  RSA583075  Lonicera hispidula var. vacillans T. S. Ross 1993-4-22 6911 Los Angeles Santa Catalina Island: SW part of the island in Bullrush canyon; near dogleg. 236 Comment
  UC1587613  Lonicera interrupta Tim Ross 1991-8-14 5765 Los Angeles sw ridge descending from summit Roundtop [Mtn.]; San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1828 Comment
  UCR147795  Lonicera interrupta Valerie Soza, LeRoy Gross 2000-6-13 1003 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  CAS-BOT-BC234815  Lonicera subspicata John Thomas Howell 1927-10-16 3157 Los Angeles On trail from Santa Anita Canon [Canyon] to Sierra Madre, San Gabriel Mts. Comment
  SEINET12266962  Lonicera subspicata I. W. Clokey, Templeton, B. 1929-1 4554 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  CAS-BOT-BC234870  Lonicera subspicata var. denudata Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  LA94328  Lonicera subspicata var. denudata C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Off Mulholland Dr 457 Comment
  POM296451  Lonicera subspicata var. denudata Lyman Benson 1954-6-27 15299 Los Angeles Little Dalton Canyon, above Glendora. 426 Comment
  RSA775124  Lotus argophyllus var. argophyllus Orlando Mistretta, Christine Mistretta 2010-6-8 5278 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  POM210538  Lotus crassifolius var. crassifolius Victor Duran 1933-7-6 3506 Los Angeles Horse Flats, San Gabriel Mountains 1677 Comment
  RSA729458  Lotus crassifolius var. crassifolius R. G. Swinney 1998-7-8 6321 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA406451  Lotus dendroideus var. dendroideus George B. Grant 1904-6-17 s.n. Los Angeles Pasadena. Comment
  JEPS8611  Lotus grandiflorus var. grandiflorus Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4203 Los Angeles betw Little Tujunga Canyon and Pacoima Canyon (along FS road following the crest of Mendenhall Ridge, 13 mi e of its start at paved road crossing w crest of this ridge); San Gabriel Mountains, Angeles National Forest, Mendenhall R 1584 Comment
  RSA213367  Lotus grandiflorus var. grandiflorus Reid V. Moran 1941-2-26 627 Los Angeles Johnson's Valley, Santa Catalina Island. 100 Comment
  RSA90299  Lotus hamatus F. W. Peirson 1920-5-3 2117 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  RSA772362  Lotus heermannii R. G. Swinney 2009-5-8 10698 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  POM27753  Lotus heermannii Marcus E. Jones 1904-08 s.n. Los Angeles Los Angeles Comment
  RSA802334  Lotus heermannii var. heermannii Orlando Mistretta, Cher Batchelor 2011-7-27 5989 Los Angeles Arroyo Seco Cyn drainage. Angeles Crest Hwy, near mile market no. 31. 975 Comment
  UCR191682  Lotus humistratus A. C. Sanders 2008-4-18 34962 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  RSA406182  Lotus humistratus Anstruther Davidson 1917-07 3250 Los Angeles Mt. Diablo Comment
  UC1585954  Lotus procumbens var. procumbens Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7480 Los Angeles n side San Gabriel Mts. (Co. Rd. N2) (Pine Canyon Rd, along San Andreas Fault, on n side of road); San Gabriel Mts., San Andreas Fault Comment
  UCR205708  Lotus purshianus A. C. Sanders, T. B. Salvato 2009-5-18 36805 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  POM11699  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-15 4000 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  POM175400  Lotus salsuginosus var. salsuginosus Joseph A. Ewan 1930-4-25 2319 Los Angeles Hills near mouth of Stone Canyon 366 Comment
  RSA533442  Lotus salsuginosus var. salsuginosus T. S. Ross 1991-4-21 4507 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  RSA0031844  Lotus scoparius Geraldine Dodd 1992-5-9 006 Los Angeles 3 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena. Sam Merrill hiking trail. San Gabriel Mts. 1066 Comment
  RSA652452  Lotus scoparius var. scoparius Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mountains, Glendora. 457 Comment
  UCR124450  Lotus scoparius var. scoparius I. W. Clokey, B. C. Templeton 1929-1 4480 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  POM1927  Lotus strigosus L. R. Abrams 1901-04 1397 Los Angeles La Cananda Comment
  RSA406301  Lotus strigosus L. C. Wheeler 1934-3-24 2474 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  RSA406308  Lotus strigosus Fay A. MacFadden 1931-4-10 2631 Los Angeles Tujunga Canyon Comment
  UCR223499  Lotus strigosus R. G. Swinney 2009-5-28 10951 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR270936  Lotus strigosus R. G. Swinney 2011-6-14 15123 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  SEINET3560008 Image available Lotus strigosus Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 7628 Los Angeles North foothills of San Gabriel Mountain, Portal Ridge, 13 air miles W of Lancaster 1067 Comment
  POM18198  Lotus strigosus var. strigosus P. A. Munz 1923-4-10 6750 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA0061213  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042003 Los Angeles Templin Hwy off I-5. 258 Comment
  UCR273169  Lupinus andersonii R. G. Swinney 2011-6-22 15271 Los Angeles San Gabriel Mountains, 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder 1659 Comment
  RSA652731  Lupinus bicolor Kurt Zeiher 1949-5-7 s.n. Los Angeles Collected Dalton Canyon River Bed 30 Comment
  SDSU4654  Lupinus bicolor A. H. Gallup 1948-3-27 123 Los Angeles Claremont-Open fields. 366 Comment
  SFV1868  Lupinus bicolor K. A. Wilson 1961-3-18 1042 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  SFV4367  Lupinus bicolor D. B. Dunn 1941-3-29 965 Los Angeles Monterey Park Street and Garfield Ave. Comment
  CAS-BOT-BC8407  Lupinus bicolor subsp. marginatus David Baxter Dunn; Carl Clawson Epling 1946-4-19 2129 Los Angeles 0.9 mile S of the junction of Hwy 99 & 138 1066 Comment
  SEINET12154480  Lupinus chamissonis J. F. Bright, Wyman, C. 1931-1 5586 Los Angeles at Manhattan Beach Comment
  CATA1564  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2832 Los Angeles Santa Catalina Island: Hillside above New York Harbor 54 Comment
  SBBG117056  Lupinus concinnus S. A. Junak with K. Kirkland 2001-4-14 SCa 1448 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 347 Comment
  CAS-BOT-BC310335  Lupinus excubitus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 723 Los Angeles Hungry Valley State Vehicular Recreation Area. Off Interstate-5, about 2 miles west of Gorman 1371 Comment
  LA28429  Lupinus excubitus Harlan Lewis; 1940-4-3 1288 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  RSA762059  Lupinus excubitus var. austromontanus Orlando Mistretta, Christine Mistretta 2008-5-16 3100 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA0105029  Lupinus excubitus var. hallii R. G. Swinney 2011-4-26 14498 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UCR186985  Lupinus formosus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32233 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  OBI69270  Lupinus hirsutissimus John Knapp, Denise Knapp 2003-4-13 11 Los Angeles Catalina Island 44 Comment
  RSA515132  Lupinus hirsutissimus Aaron Liston, Orlando Mistretta, Loran Rieseberg 1989-4-28 795 -1 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  UC450901  Lupinus hirsutissimus F. A. MacFadden 1931-3-15 41 E Los Angeles Tuna Canyon Verdugo Hills (Verdugo Hills); , Tuna Canyon Comment
  CAS-BOT-BC211655  Lupinus longifolius Theodore Payne 1925-5-1 s.n. Los Angeles Sierra Madre Comment
  RSA3239  Lupinus longifolius Carl B. Wolf 1931-6-25 2243 Los Angeles Along Beverly Blvd., on grade leading down into Santa Monica Canyon. 46 Comment
  SDSU19955  Lupinus longifolius S. H. Bullock 1968-5-30 164 Los Angeles Claremont, Foothill Blvd. and College Ave. 366 Comment
  SEINET10969983  Lupinus longifolius Carl B. Wolf 1941-7-2 Wolf 18870 Los Angeles Field collected along Highway about 1 mi. E of La Crescenta. 488 Comment
  UCR127167  Lupinus microcarpus var. microcarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26124 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
  CHSC98733  Lupinus sparsiflorus LeRoy Gross 2001-4-1 378 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side: Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley, just west of the mouth of McDonald Creek. 304 Comment
  UCD109486  Lupinus sparsiflorus A. C. Sanders 2005-5-5 29869 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 518 Comment
  LA52450  Lupinus sparsiflorus subsp. sparsiflorus Peter H. Raven; Henry J. Thompson 1960-5-29 15453 Los Angeles 822 Comment
  RSA29233  Lupinus sparsiflorus subsp. sparsiflorus Joseph A. Ewan 1933-04 10909 Los Angeles Higgins Canyon. Santa Monica Mts. 457 Comment
  POM147967  Lupinus succulentus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  UCR13474  Lupinus succulentus 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
  RSA0016975  Lupinus succulentus Jack Rempel 1934-4-12 s.n. Los Angeles Baldwin Hills Comment
  SEINET10837880  Lupinus succulentus David B. Dunn 1946-1 Dunn 2012 Los Angeles Collected in Los Angeles. Comment
  CATA850  Lupinus truncatus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1659 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  SBBG133191  Lupinus truncatus J. Savage 2003-4-13 JS 14 -2003 Los Angeles N edge of Middle Ranch Cyn by MR1 260 Comment
  SBBG98658  Lupinus truncatus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5273 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  UCR200005  Lupinus truncatus Valerie Soza, Mariam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  OBI70650  Lupinus truncatus Tim Ross, Orlando Mistretta, mike Hammitt 1991-5-19 5273 Los Angeles San Clemente Island: W fork of Near-Death Cy, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336;] marker; 188 ft SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  RSA248892  Lupinus truncatus Robert F. Thorne 1973-4-12 42946 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA533966  Lupinus truncatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5204 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  UCR164122  Lycium andersonii T. B. Salvato, Sandra Murcia 2005-11-1 1245 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  CAS-BOT-BC233481  Lycium californicum L. R. Abrams; I. L. Wiggins 1931-7-7 409 Los Angeles Catalina Harbor, Santa Catalina Island Comment
  RSA428862  Lycium cooperi Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCR281990  Lycium cooperi R. G. Swinney 2014-4-17 16095 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
  CDA5784  Lycium ferocissimum David S. Verity 1978-9-12 Los Angeles Ballona Creek. 0 Comment
  UC1929501  Lyonothamnus floribundus Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 310 Los Angeles Channel Islands; San Clemente Island: Conchulagua Canyon. In canyon floor. Shelf under a 25' cliff. Comment
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Feb 6 2018
  SEINET4689907  Lyonothamnus floribundus Leila M. Shultz 1980-4-28 4034 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  RSA235233  Lyonothamnus floribundus subsp. floribundus E. R. Blakley 1962-10-4 5401 Los Angeles Santa Catalina Island. Ironwood Gully south of Catalina harbor at the Isthmus. 198 Comment
  UC11396  Lyonothamnus floribundus subsp. floribundus Brandegee May 1889 Los Angeles Santa Catalina Is. Comment
  UCR95489  Madia elegans subsp. wheeleri Steve Boyd, L. Raz 1996-9-24 8969 Los Angeles San Gabriel Mtns., Sawmill Mtn along Forest Service road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon 1622 Comment
  CAS-BOT-BC344376  Madia exigua Alice Eastwood 1917-7-20 6462 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC343073  Madia gracilis Timothy S. Ross; Steve Boyd 1995-6-28 8619 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  LA200244  Madia gracilis Jonathan Sauer; et. al. 1969-6-4 4569 Los Angeles Santa Monica Mountains, Saddle Peak 853 Comment
  UCR281025  Madia gracilis Mitch Provance 2017-6-29 617- 49 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  SBBG50389  Malacothamnus clementinus R. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22697 Los Angeles China Cyn Comment
  CAS-BOT-BC206198  Malacothamnus fasciculatus Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  HSC15980  Malacothamnus fasciculatus C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  RSA3902  Malacothamnus fasciculatus Carl B. Wolf 1932-5-11 3575 Los Angeles Santa Catalina Island, west side of Isthmus Harbor. 30 Comment
  CHSC62046  Malacothamnus fasciculatus var. fasciculatus L. P. Janeway 1993-10-5 4607 Los Angeles Puente Hills; at the head of Arroyo San Miguel 228 Comment
  SBBG121872  Malacothamnus fremontii A. Parikh, N. Gale 2005-5-20 774 Los Angeles North Sierra Pelona, 2 km S of California Aqueduct, 3.6 km W of St Hwy 14 1005 Comment
  CAS-BOT-BC204193  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  CAS-BOT-BC204197  Malacothamnus marrubioides Carl B. Wolf 1941-8-2 11133 Los Angeles Liebre Mts., Ridge Route Rd. S. Frenchman Flat Forest Service Camp 762 Comment
  RSA0116398  Malacothamnus marrubioides Scott D. White, Andrea Warniment 2005-9-22 11228 Los Angeles Liebre Mountains: Tapia Canyon: ca. 2 air miles east of the Interstate 5 / Old Ridge Rt. junction. 427 Comment
  RSA0053899  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 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
  CAS-BOT-BC345408  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles On trail to Madrona [Madrona] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC345517  Malacothrix coulteri Le Roy Abrams 1901-4-4 1321 Los Angeles San Fernando Valley near Chatworth Peak Comment
  SBBG87883  Malacothrix coulteri H. C. Forbes 1986-4-6 Los Angeles St Hwy 138, ca. 24 mi W of Hwy 14 Comment
  RSA248900  Malacothrix foliosa R. F. Thorne 1973-4-12 42945 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA251506  Malacothrix foliosa R. F. Thorne 1973-4-12 42908 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  SBBG98675  Malacothrix foliosa subsp. foliosa T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5080 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  SD90567  Malacothrix foliosa subsp. foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles San Clemente Island; dunes near Flasher. Comment
  SBBG133110  Malacothrix glabrata B. C. Templeton 1931-5-17 1200 Los Angeles between Lancaster and Palmdale Comment
  SEINET4102684 Image available Malacothrix glabrata C. Davidson 1973-1 1883 Los Angeles 1 mile south of Littlerock. 762 Comment
  POM19203  Malacothrix glabrata P. A. Munz 1923-5-27 6902 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  CAS-BOT-BC347927  Malacothrix saxatilis var. tenuifolia Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  CATA1166  Malacothrix saxatilis var. tenuifolia Mark L. Hoefs 1995-5-30 2159 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  CHSC99449  Malacothrix saxatilis var. tenuifolia LeRoy Gross; M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1043 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
  JEPS30673  Malacothrix saxatilis var. tenuifolia Peter H. Raven and Henry J. Thompson 1959-9-6 14378 Los Angeles mouth Malibu Creek; Santa Monica Mountains 12 Comment
  RSA54052  Malacothrix saxatilis var. tenuifolia J. T. Howell 1948-7-2 24769 Los Angeles Palos Verde Hills. Comment
  SBBG95393  Malacothrix saxatilis var. tenuifolia M. B. Dunkle 1928-5-13 1956 Los Angeles Pebbly Beach, by rd Comment
  UC1191988  Malacothrix saxatilis var. tenuifolia Malcolm A. Nobs and S. Galen Smith 1948-9-8 644 Los Angeles just w Malibu Comment
  UC1409050  Malacothrix saxatilis var. tenuifolia Robert F. Thorne and C. W. Tilforth 1971-6-17 39978 Los Angeles 2 mi u Lower Tujunga Rd. (from Forestry Headquarters); San Gabriel Mts., Angeles National Forest, Little Tujunga Cr 457 Comment
  RSA754230  Malosma laurina Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1776 Los Angeles San Gabriel River Watershed; next to road. 383 Comment
  UCR276752  Malosma laurina R. G. Swinney 2010-8-11 13489 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  UCSB69270  Malosma laurina Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region; north side of mountains; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; (Burbank 7.5 Quad: T2N R14W S24 SE1/4); Low foothills north of the 210 freeway 598 Comment
  POM12289  Malva parviflora F. L. Robinson 1921-4-15 21 Los Angeles Orchard N of Claremont. Comment
  RSA434885  Malva parviflora M. B. Dunkle 1928-4-11 1856 Los Angeles Bird Island [Bird Rock], Santa Catalina Island. Comment
  UCR281313  Malva parviflora R. G. Swinney 2014-5-8 16445 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  SBBG37745  Marah macrocarpa R. Moran 1941-2-16 573 Los Angeles Middle Ranch 500 Comment
  UC519985  Marah macrocarpa Louis C. Wheeler 1932-4-9 570 Los Angeles 4 mi w Fairmont; Mohave Desert 914 Comment
  RSA440977  Marah macrocarpa Ruth E. Hammond 1929-04 s.n. Los Angeles Rocky slopes, Verdugo Hills Comment
  RSA522960  Marah macrocarpa Tim Ross 1991-2-23 4100 Los Angeles Whittier Hills (Puente Hills) Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon road x Skyline Drive 293 Comment
  UC1870234  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 b Los Angeles Transverse Ranges: Verdugo Mountains Region: S side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 822 Comment
  SD49381  Marah macrocarpa var. major Reid Moran 1959-3-9 7161 A Los Angeles San Clemente Island, near airfield 249 Comment
  RSA535719  Marah macrocarpa var. major Tim Ross 1991-5-22 5461 Los Angeles San Clemente Island: Spray Canyon, short canyon 2400ft ENE of Spray (whih in turn is 5200ft N of Eel Point) W side of island 69 Comment
  RSA596815  Marrubium vulgare Tim S. Ross, J. Mark Porter 1995-5-4 8477 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA0021442  Marrubium vulgare Richard C. Barkelew 1929-4-21 s.n. Los Angeles Mulholland Hy. Comment
  UC416691  Marrubium vulgare J. Grinnell 1903-6-27 Los Angeles near Pasadena (Arroyo Seco); Arroyo Seco Comment
  SBBG65860  Matricaria discoidea M. N. Ackley -Mar-1928 293 Los Angeles Eagle Rock 182 Comment
  RSA596918  Matricaria matricarioides Timothy S. Ross, J. Mark Porter 1995-5-4 8479 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA669629  Medicago polymorpha LeRoy Gross 2002-4-13 527 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  RSA602263  Medicago polymorpha var. brevispina Louis C. Wheeler 1946-4-22 6193 Los Angeles Alhambra. Valley Blvd., one block west of Fremont. Comment
  POM204737  Melica imperfecta Le Roy Abrams 1901-4-1 1220 Los Angeles Ballona Harbor. Comment
  RSA1208  Melica imperfecta I. M. Johnston 1916-04 s.n. Los Angeles Evey canyon. San Gabriel Mountains. Comment
  RSA651808  Melica imperfecta Marion P. Harthill 1972-4-1 627 Los Angeles Mt. Wilson. 762 Comment
  UC1132298  Melica imperfecta H. A. Jensen 1933-4-10 Los Angeles Hollywood Lake; Pasadena Quad. 243 Comment
  UCR165241  Melica imperfecta A. C. Sanders, Helen Kennedy 2005-4-13 29483 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
  SDSU3259  Melica imperfecta var. refracta H. Wedberg 1966-4-3 1207 Los Angeles At edge of chaparral burned two years previous, above Hill Dr. x Neal, in Eagle Rock. 152 Comment
  SEINET3129504  Melica torreyana Unknown 3646 Los Angeles Acton, Mt Gleason Comment
  POM348162  Melilotus albus F. R. Fosberg 1931-4-10 s 4603 Los Angeles Eagle nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCR125961  Melilotus indicus A. C. Sanders, Mark Elvin 2002-6-19 25155 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  RSA652188  Melilotus indicus Guy C. Black 1948-4-23 s.n. Los Angeles 3 mi. north west of Covina. 213 Comment
  SD37259  Melilotus indicus Edith A. Purer 1931-3-8 1021 Los Angeles Los Angeles Comment
  RSA409899  Mentha canadensis Anstruther Davidson 1892-10 s.n. Los Angeles Los Angeles Comment
  UCR194152  Mentzelia albicaulis A. C. Sanders 2008-4-13 34877 Los Angeles Western Mojave Desert, Antelope Valley, northeastern Palmdale, Ave. 'O' at 90th St. East 786 Comment
  RSA440367  Mentzelia albicaulis Bonnie C. Templeton, I. W. Clokey 1930-4-8 s.n. Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  RSA729182  Mentzelia dispersa R. G. Swinney 1998-7-14 6442 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2247 Comment
  JEPS42770  Mentzelia dispersa Frank W. Peirson 1922-5-30 3074 Los Angeles San Gabriel Mountains, Mt. Lowe, Westspur 1371 Comment
  UCR277201  Mentzelia laevicaulis R. G. Swinney 2010-9-30 13934 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
  RSA524627  Mentzelia montana Tim S. Ross, Steve D. Boyd 1990-5-17 2596 Los Angeles San Gabriel Mts.: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest. 1613 Comment
  SFV6265  Mentzelia veatchiana M. H. Grayum, L. A. Lester, T. Clanin 1974-6-22 s. n. Los Angeles Santa Susana Mountains Along main ridge road, 0.75 miles east of junction with El Toro Canyon Road, at edge of flat area with oaks and derelict building. 1037 Comment
  UC284779  Mesembryanthemum nodiflorum P. A. Munz 1923-4-13 6786 Los Angeles San Clemente Island, along coast San Clemente Island Comment
  CAS-BOT-BC348451  Micropus californicus var. californicus Ernest Braunton 1902-4-1 s.n. Los Angeles North Pomona Comment
  UCR187229  Microseris douglasii A. C. Sanders 2006-4-25 32192 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  SBBG117131  Microseris douglasii subsp. platycarpha S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1527 Los Angeles E of Little Harbor, near Sheep Chute Ridge Rd, ca. 0.5 mi from intersection with Little Harbor Rd 121 Comment
  UC92189  Microseris douglasii subsp. platycarpha T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  POM363443  Microseris lindleyi F. R. Fosberg 1931-3-27 4402 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island, 150 Comment
  UCR280550  Microseris lindleyi R. G. Swinney 2014-4-18 16133 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  LA33954  Microsteris gracilis Peter H. Raven; Henry J. Thompson 1959-4-3 13923 Los Angeles 243 Comment
  LA51924  Mimulus aurantiacus Martha Hilend Kinsey; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA172333  Mimulus aurantiacus Robert F. Thorne, James Henrickson 1963-5-5 32281 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA656778  Mimulus aurantiacus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 714 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 518 Comment
  RSA151198  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-7-11 18001 Los Angeles on hot rocky wall near head of Twin Canyon, San Clemente Island 427 Comment
  RSA439237  Mimulus aurantiacus var. pubescens Fay A. MacFadden 1931-4-9 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCD122365  Mimulus aurantiacus var. pubescens Gerald Dickinson 1962-5-8 34 Los Angeles 3 miles W of Topanga Canyon-Mulholland Dr., Santa Monica Mts. 353 Comment
  UCSB11266  Mimulus aurantiacus var. pubescens Hancock, Dan 1961-3-31 Los Angeles .4 mi. SE. of Coach Rd; on Haypress Canyon Rd; 4.3 mi. from Avalon Comment
  LA51870  Mimulus brevipes Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA589224  Mimulus brevipes Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2922 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
  CATA324  Mimulus cardinalis Mark L. Hoefs 1973-7-13 353 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, stream bed at bridge 22 Comment
  RSA588679  Mimulus cardinalis Orlando Mistretta 1995-7-12 1919 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  POM308133  Mimulus cardinalis Henry J. Ramsey, Henry J. Ramsey 1937-9-2 2942 Los Angeles Angeles Crest Highway, 2 1/2 miles below Mt. Wilson. Comment
  JEPS30709  Mimulus floribundus Peter H. Raven, W. O. Griesel 1961-10-13 16843 Los Angeles about 200 yards above Switzers Camp; Upper Arroyo Seco 762 Comment
  RSA779876  Mimulus floribundus R. G. Swinney 2009-4-3 10277 Los Angeles Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  UC1595327  Mimulus floribundus Tim Ross, Orlando Mistretta 1992-7-24 6765 Los Angeles vicinity Strawberry Spring (76 degrees ene, 900 m distant from Strawberry Peak summit); San Gabriel Mts. 1460 Comment
  RSA727245  Mimulus fremontii R. G. Swinney 1998-6-12 6191 Los Angeles NW of Jackson Lake at Ball Flat, 0.3 mi north of Big Pines Hwy on 4N16, Ball Flats Rd. 1866 Comment
  RSA408112  Mimulus fremontii George R. Johnston 1926-4-24 s.n. Los Angeles Antelope Valley 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
  UCR270457  Mimulus guttatus R. G. Swinney 2011-6-30 15411 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  POM156324  Mimulus guttatus L. R. Abrams 1902-7-1 2612 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA341619  Mimulus guttatus F. C. Boutin 1967-4-23 1692 Los Angeles San Clemente Island: E side of island, next major drainageway and canyon SE of Lemon Tank. Comment
  RSA0056587  Mimulus johnstonii Tim S. Ross 1992-7-16 6707 Los Angeles San Gabriel Mountains: ENE side of Condor Peak. 1549 Comment
  SEINET8826872  Minuartia douglasii H. M. Hall 1903-1 3761 Los Angeles Playa del Rey. Comment
  SEINET177248  Mirabilis californica M. E. Jones 1882-2-25 3020 Los Angeles Pasadena Comment
  RSA523167  Mirabilis laevis Tim S. Ross 1991-2-23 4103 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA464641  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-3-18 S 4293 Los Angeles Hamilton Canyon, Santa Catalina Island. 10 Comment
  RSA464648  Mirabilis laevis var. crassifolia Fay A. MacFadden 1931-3-16 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA0027968  Mirabilis laevis var. crassifolia Orlando Mistretta 1992-4-5 191 Los Angeles Guds, San Clemente Island. Comment
  SDSU8456  Mirabilis laevis var. crassifolia R. M. Beauchamp 1967-3-18 301 Los Angeles On dry slope west of dump below Lemon Tank., San Clemente Island, Ca. Comment
  CAS-BOT-BC384079  Mirabilis laevis var. villosa P. C. Everett; E. K. Balls 1959-5-22 23808 Los Angeles Big Rock Creek, n. slopes, San Gabriel Mts., from Valyermo 1219 Comment
  POM307218  Mirabilis laevis var. villosa Henry J. Ramsey, Henry J. Ramsey 1937-6-24 2052 Los Angeles Big Pines, Palmdale Road. Comment
  RSA0028707  Monardella australis L. M. Prince 2008-9-11 516 Los Angeles Transverse Ranges. San Gabriel Mountains. Bare Mtn. Canyon, SE of Fountainhead Spring. E of Pacifico Mtn. 2080 Comment
  JEPS63340  Monardella breweri subsp. lanceolata Frank W. Peirson 1919-7-1 511 Los Angeles Fish Canyon San Gabriel Mts. 304 Comment
  RSA530071  Monardella lanceolata Tim S. Ross 1991-8-16 5851 Los Angeles San Gabriel Mountains, Horse Flats. 1713 Comment
  POM122457  Monardella lanceolata var. lanceolata Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  SEINET3132296  Mucronea californica G. B. Grant 1901-1-1 173 Los Angeles Arcadia Comment
  SBBG118938  Muhlenbergia microsperma S. D. White with P. De Vries 2004-5-18 10404 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  UCR271139  Muhlenbergia richardsonis R. G. Swinney 2011-9-27 15718 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA547464  Muhlenbergia rigens Timothy S. Ross, Orlando Mistretta 1992-7-24 6755 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from S.P. summit. 1561 Comment
  RSA607211  Muhlenbergia rigens L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  UCD87070  Muhlenbergia rigens Peter Kamb 1947-9-28 732 Los Angeles San Gabriel Mts. 1828 Comment
  RSA598588  Muilla maritima L. C. Wheeler 1967-5-24 9727 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  SBBG20525  Myriopteris newberryi E. R. Blakley 1963-12-8 6382 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  SBBG33456  Nama demissa A. D. E. Elmer -Jun-1902 Los Angeles Palmdale Comment
  UCR193719  Nama demissa R. G. Swinney 1999-4-5 7062 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  CAS-BOT-BC219353  Nama stenocarpa Dr. H. E. Hasse 1889-1-1 s.n. Los Angeles Near Santa Monica Comment
  POM73734  Nama stenocarpa H. E. Hasse 1890-05 s.n. Los Angeles Hillside and Canyon Comment
  LA9447  Nassella lepida Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA617401  Nassella lepida Scott D. White 1998-6-4 6646 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between I-5 Fwy./Old Ridge Route and the lake. 427 Comment
  UC934042  Nassella lepida H. L. Cogswell 1951-6-8 119 Los Angeles s-facing slope on w side of canyon San Gabriel Mountains, Bell Canyon, Watershed 4 (Sec. F 7-8, Plot 5) 853 Comment
  UC185563  Nassella pulchra T. S. Brandegee 1894-8-25 Los Angeles San Clemente Id. Comment
  UCR258907  Nasturtium officinale R. G. Swinney 2010-8-16 13522 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA95619  Navarretia atractyloides Verne Grant 1955-6-2 20844 Los Angeles dry flats in Coastal Sage Scrub in Ranch Santa Ana Botanic (where native0, Claremont 366 Comment
  RSA469875  Navarretia intertexta M. Bisbee 1917-5-8 s.n. Los Angeles Dry hills, Eagle Rock Comment
  CAS-BOT-BC233561  Navarretia prostrata L. R. Abrams 1899-5-1 s.n. Los Angeles Inglewood Comment
  UC24243  Nemophila menziesii H. M. Hall May, 1902 3064 Los Angeles Elizabeth Lake Comment
  UCR96143  Nemophila menziesii B. G. Pitzer 1996-4-21 2708 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA421319  Nemophila menziesii H. Twining 1906-02 s.n. Los Angeles Foothills Comment
  RSA421325  Nemophila menziesii Richard Kirtland 1928-3-28 14751 Los Angeles Palos Verdes Hills. Comment
  RSA29712  Nemophila menziesii var. integrifolia Louis C. Wheeler 1932-5-28 776 Los Angeles San Gabriel Mtns.: Cascade Canyon off San Antonio Canyon. 1113 Comment
  UC56874  Nemophila menziesii var. integrifolia H. M. Hall May 1 1902-May 3 1902 3081 Los Angeles vicinity Elizabeth Lake; Antelope Valley, Pine Canyon; vicinity of Elizabeth Lake, Antelope Valley 1219 Comment
  UCSC000898  Nemophila parviflora Peter Kamb 1947-5-25 533 Los Angeles near Sunset Ridge Sunset Ridge - San Gabriel Mts., Millard's Canyon 671 Comment
  JEPS86194  Nemophila spatulata L. R. Heckard 1971-5-25 2582 Los Angeles nw Chilao Flat (near Horse Flat Campground, San Gabriel Mts.); San Gabriel Mts., nw of Chilao Flat, nr Horse Flat Campgroun 1706 Comment
  LA201926  Neogaerrhinum kelloggii Arthur C. Gibson; 2001-5-19 4919 Los Angeles 182 Comment
  RSA184061  Nicolletia occidentalis I. L. Wiggins 1966-4-24 20653 Los Angeles Along Palmdale Boulevard between 90 Street E and 150 Street E, about 15 miles E of Palmdale. Mojave Desert. Comment
  RSA426653  Nicotiana attenuata Anstruther Davidson 1893-6-4 s.n. Los Angeles Big Rock Comment
  POM4065  Nicotiana glauca Arthur M Cleghorn 1902-6-10 25 Los Angeles Claremont. 366 Comment
  RSA0068437  Nicotiana glauca R. G. Swinney 2010-8-16 13546 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA654169  Nicotiana glauca Marilyn Porter 1991-5-17 35 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  UCR258560  Nicotiana glauca R. G. Swinney 2010-5-29 13012 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
  RSA0043347  Nicotiana glauca Ron Martinolich 1991-5-3 60 Los Angeles Glendale, Flint Peak access road, 0.1 mi. east of water tower. Comment
  JEPS44060  Oenothera californica W. L. Jepson 1939-4-21 19225 Los Angeles Saugus 356 Comment
  RSA733130  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-24 6564 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge. 2200 Comment
  RSA0056391  Oenothera micrantha var. ignota Jim Shevock 1971-3-7 745 Los Angeles Tapia County Park. 252 Comment
  RSA34883  Oenothera speciosa Joseph A. Ewan 1932-6-29 7565 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  POM126856  Oenothera tetraptera F. M. Reed 1905-10-2 265 Los Angeles Chicago Ave, Riverside. Comment
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Oct 6 2017
  CATA3465  Oligomeris linifolia Tobias Nickel, Julia Parish, Olivia Reda 2017-6-20 007 Los Angeles Santa Catalina Island: Pacific Side; disturbed, loose soil area in exclosure in Wild Boar Gully watershed 181 Comment
  RSA515097  Oligomeris linifolia Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 795 -3 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  RSA588703  Opuntia phaeacantha Orlando Mistretta 1995-7-12 1922 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  POM317740  Opuntia vaseyi David Walkington 1963-6-25 196 Los Angeles N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
  NY9651  Orcuttia californica 10 1944 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
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Jun 18 2015
  RSA584631  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1993-5-23 7284 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  JEPS10828  Orobanche fasciculata Frank W. Peirson 1919-6-7 465 Los Angeles San Gabriel Mountains, Cow Canyon Divide. Comment
  RSA0066434  Orobanche fasciculata Orlando Mistretta 1995-4-28 1655 Los Angeles San Gabriel Mountains: Kitter Canyon, slopes W of main canyon. 1219 Comment
  RSA602558  Orobanche fasciculata Louis C. Wheeler 1967-8-9 10435 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1982 Comment
  LA200981  Orobanche parishii Carl Wishner; 1993-7-25 2149 Los Angeles 200.0 Comment
  RSA641081  Orobanche valida subsp. valida Orlando Mistretta 1995-7-6 1869 Los Angeles San Gabriel Mountains: Big Rock Creek, on trail at sign indicating [way] to Devil's Punchbowl County Park. (Orobanche valida survey site E). 1509 Comment
  RSA632435  Osmorhiza brachypoda Valerie L. Soza, LeRoy Gross 1999-7-15 628 Los Angeles San Gabriel Mountains: Mt. Wilson Trail above Little Santa Anita Canyon., Near 34*12'22''N 118*03'22''W 1066 Comment
  CATA3280  Oxalis californica Tyler M. Dvorak, Alexis Earl 2017-3-10 2 Los Angeles Santa Catalina Island: South side of Middle Ranch Rd., first main ridge down canyon from S turn, about 140 meters up the ridge 0 Comment
  OBI54401  Oxalis corniculata Steve Morgan 1974-5-1 92 Los Angeles 1212 E. Las Tunas Dr, San Gabriel Comment
  POM353438  Oxalis corniculata E. S. Spalding 1923-5-2 s.n. Los Angeles Los Angeles. Comment
  RSA526584  Oxalis pes-caprae Tim S. Ross 1991-3-24 4298 Los Angeles Whittier Hills (Puente Hills, Pro parte). 351 Comment
  UCR51030  Oxytheca luteola A. C. Sanders, E. J. Lawlor 1988-4-3 7737 Los Angeles Mojave Desert, at the northern edge of Lancaster, just NE of the intersection of Ave. 30 and Ave. E. Saline flats (probably an old lake bed) west of Rosamond Dry Lake 701 Comment
  RSA511006  Oxytheca parishii var. parishii Robert F. Thorne 1968-9-24 41404 Los Angeles San Gabriel Mountains - Angeles National Forest: Roadside of Angeles Crest Highway near Cortelou Spring Comment
  UC1584222  Oxytheca trilobata Tim Ross and Steve Boyd 1990-5-17 2594 Los Angeles Mill Creek Tree Plantation San Gabriel Mts., Angeles National Forest, Tujunga District 1612 Comment
  UC1586222  Oxytheca trilobata Tim Ross 1991-8-16 5859 Los Angeles s end Horse Flats; San Gabriel Mountains, Chilao Flat USGS 7.5' Quad 1720 Comment
  UCR101298  Oxytheca trilobata L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns, Devil's Canyon, depression on bench NE of campground 1433 Comment
  UCSB21116  Packera ionophylla Wilken, Dieter 1968-7-9 Los Angeles Along the Angeles Crest Highway at Dawsen Saddle between Big Pines and Islip Saddle, San Gabriel Mtns. 2468 Comment
  CAS-BOT-BC121176  Paeonia californica John Thomas Howell 1928-3-2 3370 Los Angeles Vermont Canyon, Griffith Park, Los Angeles. Comment
  CHSC25022  Paeonia californica T. P. Spira 1977-4-6 101 Los Angeles Ca. 1 mi e of Los Virgines Road, off of Mulholland Way. 180 Comment
  RSA0083118  Paeonia californica R. G. Swinney 2010-3-10 11839 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  UC56682  Paeonia californica Ernest Braunton 1903-1-5 787 Los Angeles Eaton Canyon Comment
  UCR261322  Paeonia californica R. G. Swinney 2010-3-13 11884 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  CATA3127  Parapholis incurva Amy Catalano 2016-5-26 133 Los Angeles Santa Catalina Island: Drainage between upper and lower Buffalo Springs Reservoirs 382 Comment
  RSA151245  Parapholis incurva P. H. Raven 1962-4-10 17187 Los Angeles Above Wilson Cove; San Clemente Island 107 Comment
  RSA177753  Parapholis incurva R. F. Thorne, P. Everett 1965-5-11 34568 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UC1594368  Parietaria hespera var. californica Tim Ross 1992-5-17 6333 Los Angeles center w side San Gabriel Reservoir (canyon along Highway 39); San Gabriel Mountains 463 Comment
  CAS-BOT-BC413417  Parietaria hespera var. hespera Peter H. Raven 1959-5-9 14168 Los Angeles Santa Monica Mountains. Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 243 Comment
  SBBG126034  Parietaria hespera var. hespera A. Parikh, N. Gale 2010-5-6 3147 Los Angeles spillway channel of Santa Fe Flood Control Basin, 1.1 km NE of intersection of I-605/Arrow Hwy 139 Comment
  RSA545333  Parietaria hespera var. hespera Tim S. Ross 1992-4-14 6152 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  SEINET11957948  Passiflora caerulea J. F. Bright, Wyman, C. 1931-1 5692 Los Angeles Hollywood Comment
  UCR240238  Pectocarya linearis Dan S. Cooper 2011-4-8 411- 45 Los Angeles South Coast, Ballona Wetlands Ecological Reserve, 'Area C' north of Ballona Creek channel and east of Lincoln Blvd. 5 Comment
  SEINET7047896  Pectocarya linearis Steven R. Hill, Kate Kramer 2001-4-22 33343 A Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  SBBG36256  Pectocarya linearis subsp. ferocula S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 498 Los Angeles Cape Cyn, along E side of Cape Cyn Rd, ca. 2.4 rd mi from intersection with Airport Rd 377 Comment
  RSA0120023  Pectocarya penicillata R. G. Swinney 2014-4-30 16292 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  UCR192182  Pectocarya penicillata A. C. Sanders 2008-4-17 34940 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  SFV19326  Pedicularis semibarbata P. Wilson, J. N. Hogue 242.3 2005-5-23 4208 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  UCR190914  Pedicularis semibarbata R. G. Swinney 1998-7-2 6249 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UC56490  Pediomelum H. M. Hall 1902-5-11 3268 Los Angeles Sierra Santa Monica Sierra Santa Monica (Southern California) Comment
  LA94135  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-14 2029 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  LA94139  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-6 1647 Los Angeles SANTA MONICA MOUNTAINS, [San] Nicholas Canyon, ca 1 mi. from canyon mouth. 182 Comment
  RSA571721  Pellaea andromedifolia Reid V. Moran 1959-3-9 7169 Los Angeles 2 miles SE of Eel Point, San Clemente Island. 100 Comment
  POM312738  Pellaea andromedifolia var. andromedifolia D. Taylor 1951-5-17 59 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  POM175386  Pellaea mucronata subsp. californica West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats: north Fork- San Gabriel Canyon. Comment
  RSA686704  Pellaea mucronata subsp. californica T. R. Pray 1955-10-8 1036 Los Angeles Little Rock Canyon; Santiago Branch, on N side of San Bernardino Mts. Comment
  RSA762135  Pellaea mucronata subsp. mucronata Orlando Mistretta, Christine Mistretta 2008-5-15 3069 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  UCR124464  Pellaea mucronata subsp. mucronata I. W. Clokey, B. C. Templeton 1929-1 4537 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  LA94176  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-12 1719 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  POM155808  Pellaea mucronata var. mucronata M. B. Dunkle 1928-4-21 1872 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  CATA3504  Pennisetum setaceum Julia Parish, Nathalie Cartan, Michael Thomas, Benjamin Dion 2017-10-11 035 Los Angeles Santa Catalina Island: Avalon; below 330 E Whittley Ave; 40m south of Las Lomas Dr., between Las Lomas Dr. and Tremont St. 71 Comment
  RSA749029  Penstemon centranthifolius R. G. Swinney 2008-5-5 8747 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  UCR3992  Penstemon centranthifolius Art Whistler 1965-5-2 s.n. Los Angeles Western Transverse Range, Canoga Park, c. 200 yards west of where Stagg Street turns into Brackenridge Street 244 Comment
  RSA134826  Penstemon centranthifolius Peter H. Raven, Henry J. Thompson 1960-4-12 15038 Los Angeles Oak woodland, junction of Latigo Canyon Road with Mulholland Highway. 518 Comment
  RSA412444  Penstemon centranthifolius Francis W. Pennell 1940-4-19 25142 Los Angeles Route 99 about 2 miles south of Castaic. 396 Comment
  UCSB6160  Penstemon centranthifolius 1940-7-1 Los Angeles San Dimas Exp. Forest; road below Sunset Peak Comment
  LA209262  Penstemon cordifolius Carl B. Wolf; 1931-7-30 2297 Los Angeles base of Newhall Grade, 1/4 mi above crossing of Los Angeles Aqueduct 457 Comment
  RSA586479  Penstemon grinnellii subsp. grinnellii Orlando Mistretta 1995-6-20 1819 Los Angeles Bare Mountain Canyon. 1829 Comment
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Nov 26 2007
  RSA0030755  Penstemon heterophyllus Bonnie C. Templeton 1930-5-27 1404 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  JEPS19697  Penstemon heterophyllus var. australis Peter H. Raven with H. L. Wedberg 1957-6-15 10915 Los Angeles Latigo Canyon 3.0 mi above (n) Newton Canyon Road (Santa Monica Mountains); , Latigo Canyon Comment
  POM4267  Penstemon heterophyllus var. australis Philip A. Munz 1918-5-26 2276 Los Angeles Claremont. Near mouth of Live Oak Canyon. Comment
  RSA420398  Penstemon speciosus Anstruther Davidson 1926-05 s.n. Los Angeles Little Rock Creek. Comment
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Sep 6 2010
  SFV6170  Penstemon spectabilis R. M. Muran 1974-4-10 60 Los Angeles Santa Monica Mountains Along Mulholland Drive around Rustic Canyon. 396 Comment
  RSA612181  Penstemon spectabilis var. spectabilis Damian Ross 1997-4-4 23 Los Angeles Bernard Biological Field Station Claremont Colleges. E of Infirmary Rd. halfway between Infirmary Rd. and Mills Ave. 412 Comment
  LA51910  Penstemon spectabilis var. subviscosus M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  NY130530  Penstemon ternatus subsp. septentrionalis L. Abrams 1908-6-19 394 Los Angeles Oakgrove Canyon, Liebre Mountains. 1066.8 Comment
  RSA0070782  Pentagramma triangularis Scott D. White, Brian Leatherman 1997-1-14 6044 Los Angeles NW San Gabriel Mts. Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  RSA0062911  Pentagramma triangularis Mattie Reed 1892-3-18 s.n. Los Angeles Pomona. Comment
  CATA1044  Pentagramma triangularis subsp. triangularis Mark L. Hoefs 1995-5-10 1971 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  LA3424  Pentagramma triangularis subsp. triangularis Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA687377  Pentagramma triangularis subsp. triangularis B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  CATA437  Pentagramma triangularis subsp. viscosa Sara L. Crockett, Mark Elvin 1997-3-17 576 Los Angeles Santa Catalina Island: SE-trending slope overlooking road 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road; top of minor canyon SE of Peak 1395 373 Comment
  SBBG31967  Pentagramma triangularis subsp. viscosa R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -168 Los Angeles Santa Catalina Island Comment
  RSA0070712  Pentagramma viscosa T. R. Pray 1965-6-10 3201 Los Angeles Santa Catalina Island, above road south of Holland's Cove. Comment
  UCR27157  Perideridia parishii T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Horse Flat Campground 1768 Comment
  RSA771579  Perideridia pringlei R. G. Swinney 2009-5-6 10655 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  CAS-BOT-BC73763  Peritoma arborea var. arborea Carl B. Wolf 1932-5-9 3454 Los Angeles Santa Catalina Island - Pebbly Beach, hillside canyon 30 Comment
  RSA471842  Perityle emoryi C. Epling 1931-5-12 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mtns. Comment
  POM3805  Phacelia brachyloba I. M. Johnston 1917-7-1 1744 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA524966  Phacelia brachyloba Tim S. Ross, Steve D. Boyd 1990-6-6 2820 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  SD255768  Phacelia brachyloba R. G. Swinney 2011-6-22 15257 Los Angeles San Gabriel Mountains; Devils Peak, SE of Doe Spring on ridge SE of Mt. Mooney west of Devils Canyon, 0.4 mile east of Angels Crest Highway. 1780 Comment
  UCR222799  Phacelia brachyloba R. G. Swinney 2009-5-9 10709 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  RSA660397  Phacelia brachyloba Orlando Mistretta 1992-6-17 586 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UC57023  Phacelia brachyloba H. M. Hall 1902-5-2 3092 Los Angeles San Francisquito Pass 457 Comment
  RSA580195  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-5-25 7947 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA618682  Phacelia cicutaria var. hispida Louis C. Wheeler 1967-5-18 9632 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UCD120317  Phacelia cicutaria var. hispida Daryl Koutnik 1978-6-25 558 Los Angeles One mile south of Seminole Hot Springs on Mulholland Highway. 335 Comment
  UCR255797  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-4 12502 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  POM9841  Phacelia cicutaria var. hispida P. A. Munz, R. D. Harwood 1920-3-13 3305 Los Angeles San Jose Hills, 1 mi. South of San Dimas. 305 Comment
  RSA427635  Phacelia cicutaria var. hispida Richard C. Barkelew 1929-4-7 15835 Los Angeles Mulholland Highlands Comment
  RSA596371  Phacelia cicutaria var. hispida R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon and its tributaries. Poop-out Hill firebreak. 488 Comment
  SDSU6641  Phacelia cicutaria var. hispida Gerald Collier 1951-4-15 M 409 Los Angeles simi hills. one mile inside en trance of north American testing grounds about 3 miles N.E of Chatts Worth Lake. Grassy Slope. Comment
  SD181481  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 Los Angeles Transverse Ranges,San Gabriel Mtns region,ridgeline to Mt. Emma & cyn S of ridge, W from Mt. Emma (NW-trending ridge, lower part of ridgeline turns SW), E of Mt. Emma Rd. Then dropped off ridge into cyn bottom back to origin; Pacifico Mtn 7.5' quad. 1235 Comment
  UCR206276  Phacelia cryptantha R. G. Swinney 2008-6-10 9000 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  UCR177139  Phacelia curvipes Steve Boyd, Orlando Mistretta 1996-5-1 8747 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  SBBG54436  Phacelia davidsonii L. Constance, F. W. Peirson 1941-6-25 2854 Los Angeles near head of Vincent Gulch 2133 Comment
  POM9295  Phacelia distans P. A. Munz, R. D. Harwood 1920-5-17 3989 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 122 Comment
  SD185238  Phacelia distans A. C. Sanders, Helen Kennedy 2005-4-13 29463 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  UC1871033  Phacelia distans T. S. Ross 1993-5-19 7165 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UCD120414  Phacelia distans Daryl Koutnik; Vickie Dawes 1978-4-6 257 Los Angeles South of Palmdale on State Hwy 138 to Little Rock. 816 Comment
  UCR258745  Phacelia distans R. G. Swinney 2010-5-19 12826 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
  UC917604  Phacelia douglasii Frank W. Gould 1944-4-1 2189 Los Angeles near and s Los Angeles; Playa del Rey Comment
  CAS-BOT-BC141539  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles S.E. point of San Clemente Island Comment
  SBBG108997  Phacelia floribunda S. A. Junak 1996-5-18 SCl 497 Los Angeles W side of island, at S end of Seal Cove, E of large offshore islet, just above coastal terrace 39 Comment
  RSA0113370  Phacelia fremontii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7512 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA589116  Phacelia fremontii Tim S. Ross 1992-4-4 6098 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. 1207 Comment
  SBBG125856  Phacelia fremontii A. Parikh, N. Gale 2010-6-2 3249 Los Angeles Sierra Pelona, 3.9 km W of State Hwy 14, 2.1 km SW of California Aqueduct; E Liebre Mts 1114 Comment
  SDSU6646  Phacelia fremontii D. F Howe 1947-5-6 1533 Los Angeles North side of San Gabriel Mts. 1676 Comment
  UCD120450  Phacelia grandiflora Daryl Koutnik; John Cuti 1978-4-12 344 Los Angeles Northeastern Verdugo Mountains near La Tuna Canyon. 609 Comment
  RSA597281  Phacelia imbricata subsp. patula Tim S. Ross, Peter Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3729 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA765192  Phacelia longipes Justin M. Wood 2010-5-10 1595 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UC702361  Phacelia longipes John Thomas Howell 1928-6-10 3889 Los Angeles Fish Canyon San Gabriel Mts. Comment
  CATA1161  Phacelia lyonii Mark L. Hoefs 1995-5-30 2154 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  SD69516  Phacelia lyonii Robert F. Thorne 1966-4-7 35981 a Los Angeles Santa Catalina Island, near Parson Landing W of Arrow Point, W end of Island 4 Comment
  UCR197205  Phacelia minor Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 750 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  UCR258910  Phacelia minor R. G. Swinney 2010-4-23 12353 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA74501  Phacelia minor F. W. Peirson 1923-5-4 3488 Los Angeles Foot of canyon, Arroyo Seco near Pasadena 381 Comment
  UCR202730  Phacelia mohavensis R. G. Swinney, Cody Clarke 2001-8-22 8085 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA59069  Phacelia parryi G. R. Campbell 1950-4-17 14590 Los Angeles Escondido Canyon, on road to Malibu Lake, 7 miles from Hwy Alt. 101. 457 Comment
  RSA522336  Phacelia ramosissima var. latifolia Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4026 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
  RSA567175  Phacelia ramosissima var. latifolia Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-27 3913 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  RSA0089547  Phacelia tanacetifolia Mitch Provance, Callen Huff 2009-4-28 10671 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  SBBG51754  Phacelia tanacetifolia R. Gustafson, C. Davidson 1977-4-20 421 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  UCR90062  Phacelia tanacetifolia P. F. Horner 1973-3-30 61 Los Angeles Along Road near entrance to Phacelia Sanctuary near Edwards AFB 883 Comment
  RSA781094  Phacelia tanacetifolia Sandy Leatherman, Pam DeVries 2011-4-27 2011 -5 Los Angeles Transverse Ranges; Liebre Mountains Region: 500 meters east of Haskell Canyon and 870 meters north of Copper Hill Dr. on Edison access road 543 Comment
  CATA795  Phalaris aquatica Mark L. Hoefs, Robert Given 1991-6-12 1363 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  RSA177702  Phalaris aquatica R. F. Thorne, P. Everett 1965-5-10 34514 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  RSA623469  Phalaris aquatica L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  RSA0034981  Phalaris minor P. R. Brown 1970-4-25 15 Los Angeles Lower end, Canon de Lana. [county not specified] Comment
  RSA594559  Phleum pratense F. R. Fosberg 1931-8-13 798 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  CAS-BOT-BC219549  Pholisma arenarium H. D. Ripley; R. C. Barneby 1942-7-11 5000 Los Angeles Playa del Rey 15 Comment
  RSA0004089  Pholisma paniculatum Bonnie C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles Between El Segundo & Playa del Rey 4 Comment
  RSA459307  Pholistoma racemosum F. R. Fosberg 1931-4-10 S 4564 Los Angeles Avalon Canyon; Santa Catalina Island. 180 Comment
  RSA459310  Pholistoma racemosum M. B. Dunkle 1929-3-3 2052 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  SD66838  Pholistoma racemosum R. Mitchel Beauchamp 1967-3-17 252 Los Angeles San Clemente Island. East of Date 2, sprawling over grass and rocks. Comment
  RSA600684  Phoradendron macrophyllum Louis C. Wheeler 1936-6-30 4200 Los Angeles San Gabriel Mountains: San Dimas Canyon, near dam. 427 Comment
  UCR168415  Phoradendron macrophyllum I. W. Clokey, B. C. Templeton 1929-4-17 4449 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA309526  Phoradendron pauciflorum James R. Shevock 1976-4-24 5016 Los Angeles Along Big Pines Highway in the vicinity of Apple Tree Campground, San Gabriel Mountains, Angeles National Forest. 1524 Comment
  RSA604713  Phoradendron villosum Louis C. Wheeler 1962-3-3 7975 Los Angeles San Gabriel Mountains: Kentucky Springs Canyon 1204 Comment
  RSA683943  Phyllospadix scouleri E. Yale Dawson 1957-6-30 17193 Los Angeles Lunada Bay, Los Angelas County. Station # 25. Comment
  SBBG98489  Phyllospadix torreyi T. Ross 1991-5-22 5438 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 0 Comment
  POM307071  Picris echioides Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1935 Los Angeles Below north Whittier Heights Comment
  RSA472034  Picris echioides E. S. Spalding 1923-6-25 s.n. Los Angeles Eagle Rock. 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
  RSA774602  Pinus jeffreyi R. G. Swinney 2009-7-29 11401 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC78752  Pinus lambertiana McClatchie 1893-1-8 s.n. Los Angeles Wilson's Peak Comment
  RSA729308  Pinus monophylla R. G. Swinney 1998-7-2 6223 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA598885  Pinus sabiniana Steve Boyd, T. S. Ross 1997-3-21 9200 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR191313  Piperia R. G. Swinney 1998-7-10 6360 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  RSA0105043  Piptatherum miliaceum R. G. Swinney 2011-10-27 15918 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  SBBG98651  Piptatherum miliaceum T. Ross 1991-5-20 5358 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  RSA592839  Plagiobothrys canescens L. C. Wheeler 1967-4-30 9204 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA595367  Plagiobothrys nothofulvus L. C. Wheeler 1967-5-8 9362 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  CATA1605  Plantago erecta Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2874 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  SD234976  Plantago indica Kai T. Palenscar 2008-7-25 Los Angeles Southern Coast; San Gabriel Valley: city of Whittier, Whittier Narrows, south of Hwy 60 and west of Hwy 605, on the west side of Rosemead just after crossing the San Gabriel River (El Monte 7.5' Q) 59 Comment
  UCR108742  Plantago indica Scott D. White, Pam DeVries 1998-4-19 6283 Los Angeles City of Irwindale, Santa Fe Flood Control Basin (on the San Gabriel River) 152 Comment
  RSA402061B  Plantago lanceolata E. S. Spalding 1923-5-17 s.n. Los Angeles Los Angeles Comment
  RSA402018B  Plantago ovata var. insularis F. R. Fosberg 1931-5-5 S- 4777 Los Angeles Top of Salta Verde, Santa Catalina Island. 350 Comment
  RSA747445  Platanthera Richard G. Swinney 2001-9-15 8142 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  SEINET998822  Platanthera sparsiflora R. G. Swinney 1997-1 Los Angeles Comment
  CATA2202  Platanus racemosa Sara L. Crockett 1997-2-19 62 Los Angeles Santa Catalina Island: 0.2 mile NE of Wrigley Botanical Garden (toward Avalon) on Avalon Canyon Road; Hermit Gulch Campground; along fence 106 Comment
  RSA772522  Platystemon californicus R. G. Swinney 2009-5-13 10763 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  UC146744  Platystemon californicus J. Burtt Davy 1896-5-25 2659 Los Angeles Leonis Valley; bet. Manzana and Gorman's Comment
  UC855243  Platystemon californicus I. W. Clokey, B. C. Templeton 1930-4-8 4673 Los Angeles San Francisquito Canyon 700 Comment
  RSA751410  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -108 Los Angeles City of Malibu, ca. 0.2 mi E of La Piedra State Beach. 3 Comment
  RSA616151  Poa annua Valerie L. Soza 1998-5-3 95 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
  UCR189691  Poa annua R. G. Swinney 1998-7-30 6578 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  UC2029991  Poa nevadensis G. D. Wallace 1979-4-19 1688 Los Angeles Transverse Ranges; Liebre Mountains region: Mojave Desert, w. of Fairmont along Lancaster Rd. Joshua Tree woodland. 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
  CAS-BOT-BC237686  Poa secunda Elizabeth A. Kellogg; Elizabeth L. Taylor 1980-5-25 321 Los Angeles On and above cutbank on county road N2 1219 Comment
  RSA573553  Poa secunda Timothy S. Ross 1992-5-8 6291 Los Angeles San Gabriel Mountains: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  RSA594961  Poa secunda Timothy S. Ross 1995-4-26 8397 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA600927  Poa secunda L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  RSA702950  Poa secunda Scott D. White, Michael Honer 2004-3-30 9960 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  RSA771565  Poa secunda R. G. Swinney 2009-5-28 10928 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCD90263  Poa secunda A. A. Beetle 1942-4-24 2313 Los Angeles 6 miles W of Llano, Rt. 66. Comment
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Dec 10 2014
  RSA250653  Poa secunda var. secunda R. F. Thorne 1971-4-2 41418 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont 549 Comment
  RSA0116174  Polycarpon tetraphyllum R. G. Swinney 2010-5-29 13245 Los Angeles San Gabriel Mountains; May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54. 610 Comment
  RSA595616  Polycarpon tetraphyllum L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  RSA0077388  Polygonum arenastrum Orlando Mistretta 1992-7-13 671 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA355916  Polygonum argyrocoleon Robert F. Thorne 1975-9-4 47394 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  UCR210419  Polygonum argyrocoleon R. G. Swinney 2008-12-6 9973 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  RSA669282  Polygonum aviculare LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 552 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  UCR150053  Polygonum aviculare L. C. Wheeler 1973-6-14 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, California State University, Long Beach Comment
  RSA430464  Polygonum aviculare subsp. aviculare A. C. Sanders 1987-9-18 7354 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  UC466032  Polygonum aviculare subsp. aviculare Geo. B. Grant 1906-9-1 7172 Los Angeles Catalina Is. Comment
  RSA618990  Polygonum hydropiperoides LeRoy Gross 1998-10-16 88 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  RSA0092154  Polypodium californicum R. G. Swinney 2011-10-27 15897 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
  RSA689888  Polypodium californicum M. B. Dunkle 1929-2-10 2050 Los Angeles Santa Catalina Island, Bullrush Canyon. 1000 Comment
  UCR208116  Polypodium californicum M. B. Dunkle 1929-2-10 2050 Los Angeles Santa Catalina Island; Bullrush Canyon Comment
  RSA535751  Polypodium californicum T. S. Ross 1991-5-23 5500 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  RSA668166  Polypodium californicum Don Jillson 1961-2-5 s.n. Los Angeles Scholl Canyon, Santa Monica Mountains Comment
  RSA689881  Polypodium californicum F. R. Fosberg 1931-3-1 660 Los Angeles Topanga Canyon, 1.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  UCSB62282  Polypodium californicum Kiefer, Lawrence 1967-5-28 Los Angeles San Gabriel Mtns., Bobcat Canyon, tributary of W fork of San Gabriel River, ca. 1/8mi from mouth 762 Comment
  UCR258824  Polypogon monspeliensis R. G. Swinney 2010-5-11 12700 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
  RSA0088588  Polypogon semiverticillatus R. G. Swinney 2010-9-13 13835 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
  LA10307  Polypogon viridis Marjorie Bowler; 1937-9-24 sn Los Angeles campus, UCLA mudhole in parking lot Comment
  RSA385489  Polypogon viridis Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  UCR169084  Polypogon viridis A. C. Sanders, Mark Elvin 2002-6-20 25224 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  CAS-BOT-BC72280  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasadena Comment
  RSA680059  Polystichum imbricans subsp. imbricans Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 357 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 1.8 mi W of gate at Mt. Baldy Road. Comment
  RSA640826  Populus balsamifera subsp. trichocarpa Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: Upper San Dimas. . Comment
  SBBG112912  Populus fremontii S. A. Junak with K. Kirkland 1998-7-17 SCa 771 Los Angeles lower portion of Silver Cyn, ca. 0.5 air mi inland from beach 36 Comment
  LA212147  Populus fremontii Elwood Fordham; 1951-4-20 s.n. Los Angeles Chatsworth Hills, near lake. Comment
  RSA0091097  Portulaca oleracea R. G. Swinney 2011-7-7 15464 Los Angeles Camp Colby (Colby Ranch), central camp area 1098 Comment
  UC12506  Potentilla anserina subsp. pacifica J. H. Barber 1897-4-6 131 Los Angeles near Santa Monica; near Santa Monica, Machado District Comment
  LA82103  Potentilla glandulosa subsp. glandulosa O. H. Kappler; 1941-6-5 305 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM2676  Potentilla glandulosa subsp. nevadensis I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  JEPS44730  Prunus fasciculata W. L. Jepson 1935-4-17 17064 Los Angeles Portal Ridge Comment
  CAS-BOT-BC154928  Prunus ilicifolia C. B. Wolf; P. C. Everett 1937-10-19 9376 Los Angeles Placerita Canyon, along Placerita Creek, 1 mi. E. of Newhall 396 Comment
  UC555691  Prunus ilicifolia Herbert L. Mason 1927-6-14 3758 Los Angeles San Antonio Canyon, San Gabriel Mountians San Antonio Canyon; San Gabriel Mountians, San Antonio Canyon 914 Comment
  RSA658363  Prunus ilicifolia subsp. ilicifolia Naomi Zohman 1985-4-28 27 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  SBBG10985  Prunus ilicifolia subsp. lyonii R. Moran 1958-9-16 6844 Los Angeles 2 mi SE of Eel Pt 150 Comment
  UCR26205  Prunus virginiana John C. Roos 1947-5-31 3659 Los Angeles San Gabriel Mountains, Big Pines 2134 Comment
  CATA31  Pseudognaphalium biolettii USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 14 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  POM40451  Pseudognaphalium biolettii Marcus E. Jones 1882-3-2 s.n. Los Angeles Pasadena Comment
  UCR271553  Pseudognaphalium biolettii R. G. Swinney 2011-3-18 14164 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  POM358739  Pseudognaphalium biolettii M. B. Dunkle 1939-11-24 s.n. Los Angeles San Clemente Island: southeast rim above Mosquito Harbor Comment
  RSA329730  Pseudognaphalium biolettii Gary D. Wallace 1965-3-25 207 Los Angeles San Gabriel Mountains, Millard Canyon, north of Pasadena 915 Comment
  SBBG122008  Pseudognaphalium leucocephalum A. Parikh, N. Gale 2005-6-29 2119 Los Angeles N of Hwy 126 in Hasley Cyn, 1.5 km W of Castaic Junction and 0.5 km N of Castaic Crk 307 Comment
  SEINET7106646  Psoralea bituminosa V. Soza, Leroy Gross 2001-4-18 1140 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 fire area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. (Mount Wilson).; 0 396 Comment
  UCR149809  Pteridium aquilinum Scott D. White 2004-4-23 10236 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR207974  Pteridium aquilinum var. pubescens F. R. Fosberg 1931-5-7 S 4834 Los Angeles Channel Islands, Santa Catalina Island; Cottonwood Canyon, right/south fork 250 Comment
  RSA0011715  Pteris vittata L. C. Wheeler 1966-10-25 9080 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near orange grove near El Encanto. Comment
  RSA332612  Pterospora andromedea Wayen E. Sawyer 1981-8-11 130 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2256 Comment
  OBI10852  Pterostegia drymarioides Robert J. Rodin 1953-5-2 5810 Los Angeles Cyn behind Whites Cove, Catalina Island Comment
  RSA775349  Pterostegia drymarioides Orlando Mistretta, Christine Mistretta 2010-6-4 5264 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  SBBG133397  Pterostegia drymarioides S. McDonough, J. Lambert 2008-3-25 Bot 45 -05 Los Angeles E slope of Jack Nots Cyn 210 Comment
  RSA460728  Punica granatum Claire Kibbe 1936-07 19980 Los Angeles Hollywood Cemetary. Comment
  RSA547450  Punica granatum Tim S. Ross 1992-5-17 6381 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; N end of the Heaton Flat area; 21 NNE, 870m distant from East Fork Station; homestead ruins. 631 Comment
  RSA401598A  Pycnanthemum californicum F. R. Fosberg, Joseph A. Ewan 1931-8-13 55442 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  UCR205701  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36839 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  SEINET10628886  Pyrus communis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2581 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  UCSB55325  Quercus X grandidentata Thorne, Robert; Thorne, M. 1980-3-23 Los Angeles Foothills of San Gabriel Mts.; Johnson's Pasture, above Claremont 609 Comment
  RSA0030864  Quercus agrifolia Norman C. Cooper 1943-11-21 974 Los Angeles Mint Canyon; Roadside east of Ranger Station. 762 Comment
  SD253457  Quercus agrifolia var. agrifolia R. G. Swinney 2011-11-3 15987 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre (Mt Wilson 7.5'Q) 622 Comment
  JEPS46156  Quercus berberidifolia C. Epling 1932-11-1 Los Angeles near Pacoima Canyon; Kagel Canyon Comment
  UCR126577  Quercus berberidifolia A. C. Sanders 2003-4-17 26075 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
  UCR186794  Quercus berberidifolia Gary Kovnat, LeRoy Gross 2003-2-16 19 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  HSC78676  Quercus chrysolepis R. F. Thorne, M. Z. Thorne 1966-5-31 36430 Los Angeles Ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  RSA476899  Quercus chrysolepis Bonnie C. Templeton 1932-6-17 4894 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA729419  Quercus chrysolepis R. G. Swinney 1998-8-27 6794 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  SFV6249  Quercus chrysolepis M. H. Grayum, D. Gillen 1974-5-31 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain, along main ridge road. 1021 Comment
  UC1586182  Quercus chrysolepis Tim Ross 1991-8-16 5850 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1712 Comment
  CAS-BOT-BC86392  Quercus dumosa Herman Knoche 1919-6-24 858 Los Angeles Catalina Island Comment
  RSA29651  Quercus durata var. gabrielensis Adele Lewis Grant 1932-1-15 s.n. Los Angeles Sturtevant Trail, at Hermit Trail jct., Santa Anita Canyon 1220 Comment
  UCR178378  Quercus durata var. gabrielensis LeRoy Gross, L. Moore 2000-6-5 225 Los Angeles Verdugo Mountains, La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land 579 Comment
  POM6465  Quercus engelmannii P. A. Munz, L. T. Street, G. Williams 1919-4-19 2494 Los Angeles Lone Hill, San Dimas Comment
  UCD170605  Quercus engelmannii D. O. Burge 2017-9-17 2308 Los Angeles San Gabriel Mountains, Bailey Canyon Park, N of Sierra Madera. 350 Comment
  UC1135629  Quercus garryana var. breweri A. D. Gifford 1935-4-15 561 Los Angeles w end Liebre Mountain; Angeles National Forest, Tejon Quad. 1524 Comment
  UCSB60799  Quercus john-tuckeri Muller, Cornelius 1945-3-20 Los Angeles 3 1/2 mi. S of Gorman Comment
  UC1871096  Quercus kelloggii Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3875 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail along ridge just E of Horse Camp Canyon 1487 Comment
  UC848094  Quercus kelloggii unknown Jul 1921 Los Angeles Bear Creek 2042 Comment
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Mar 29 2014
  RSA571662  Quercus lobata Louis C. Wheeler 1933-8-5 2050 Los Angeles Encino, S side San Fernando Valley. 229 Comment
  LA46633  Quercus pacifica J. A. Ewan; 1932-10-22 10807 Los Angeles Santa Catalina Island, above Avalon Comment
  SBBG26456  Quercus tomentella R. F. Thorne 1966-5-31 36431 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 426 Comment
  SDSU6989  Quercus tomentella R. M. Beauchamp 1967-1-29 163 Los Angeles Growing in canyon west of Thirst. San Clemente Island. Comment
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May 16 2008
  UCD47340  Quercus tomentella Herman Schroeder 1947-10-24 s.n. Los Angeles Pebbly Beach Canyon, Catalina Island, Los Angeles County, California. Comment
  CAS-BOT-BC104870  Quercus wislizeni John H. Thomas 1957-5-11 6758 Los Angeles San Gabriel Mts. About 13 miles NE of center of Pasadena 1676 Comment
  RSA517150  Quercus wislizeni var. frutescens Tim S. Ross 1990-5-14 2478 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1107 Comment
  CAS-BOT-BC362465  Rafinesquia californica Tim Ross; Steve Boyd 1993-5-23 7270 Los Angeles Liebre Mountains, NW Los Angeles Co. Steep, northerly draw draining from saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring 896 Comment
  RSA399383  Ranunculus californicus R. S. Woglum 1930-5-10 s.n. Los Angeles North Hollywood Comment
  CAS-BOT-BC378867  Ranunculus californicus var. californicus I. Johnston 1917-2-15 s.n. Los Angeles hills south of Pomona Comment
  UC519997  Raphanus sativus Louis C. Wheeler 1932-1-8 433 Los Angeles 2 mi sw of Glendora 198 Comment
  LA200329  Raphanus sativus Jonathan Sauer; H. N. Sauer 1969-5-30 4557 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  SD113142  Raphanus sativus Darley F. Howe 1915-4-1 41 Los Angeles Claremont Comment
  RSA522295  Retama monosperma Steve Boyd 1990-2-3 3828 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  UC1364337  Rhamnus H. H. Rudy 1909-8-22 Los Angeles Monrovia Comment
  RSA657375  Rhamnus californica Joseph M. Keefe 2001-1-24 31032 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  SEINET12210149  Rhamnus californica I. W. Clokey, Templeton, B. 1929-1 4442 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA19463  Rhamnus californica subsp. californica H. E. McMinn 1925-8-6 1554 Los Angeles Sawpit Dam, San Gabriel Mountains Comment
  RSA596140  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd 1995-6-28 8651 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA596511  Rhamnus californica subsp. californica Louis C. Wheeler 1966-11-19 9127 Los Angeles San Gabriel Mountains. Pacoima Canyon at Dutch Louie Camp. Comment
  UCR133527  Rhamnus californica subsp. californica Donald R. Bissing 1973-6-2 111 Los Angeles San Gabriel Mtns., Evey Canyon, 0.9 mile from canyon mouth 854 Comment
  POM2834  Rhamnus ilicifolia L. R. Abrams 1901-4-3 1283 Los Angeles Santa Monica Mountains. Comment
  RSA390825  Rhamnus ilicifolia Glenn A. Gorelick 1966-4-5 s.n. Los Angeles On trail to observatory, Griffith Park. Comment
  UCR209438  Rhamnus ilicifolia R. G. Swinney 1969-6-12 565 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  CAS-BOT-BC59823  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Santa Catalina Island. Avalon Canyon, agbove last almond orchard. 121 Comment
  RSA177839  Rhamnus pirifolia Robert F. Thorne, Percy C. Everett 1964-5-10 34474 Los Angeles Santa Catalina Island, near Echo Lake 427 Comment
  SD21268  Rhamnus pirifolia Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  UC440405  Rhus Carl Epling, Lincoln Ellison 1929-5-18 Los Angeles Topango [Topanga] Canyon Southern California, Santa Monica Mountains Comment
  CAS-BOT-BC199072  Rhus aromatica L. R. Abrams 1924-4-2 10120 Los Angeles Mint Canyon Comment
  CAS-BOT-BC170472  Rhus integrifolia Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  SEINET4068776 Image available Rhus integrifolia R. Moran 1941-1 582 Los Angeles Collected from the Middle Canyon Ranch on San Clemente Island. 350 Comment
  UCD116875  Rhus integrifolia Geoffrey Levin 1974-3-29 2 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  RSA0085077  Rhus integrifolia T. S. Ross 1991-3-10 4208 Los Angeles Claremont: Bernard Field Station, on E side of RSA. 392 Comment
  LA93442  Rhus ovata Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4398 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  RSA0097772  Rhus ovata R. G. Swinney 2011-4-26 14523 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  RSA162832  Rhus ovata J. D. Olmsted 1959-2-23 s.n. Los Angeles Blanchard Park, Pomona College Campus near Claremont, near E boundary LA, Foot of San Gabriel Mts. 366 Comment
  SEINET3245891  Rhus ovata T. B. Salvato, Sandra Murcia 2007-1 2003 Los Angeles San Gabriel Mountains: Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi S of the Elkins Avenue entrance gate. 640 Comment
  UCD116928  Rhus ovata R. Armacost 1961-3-13 s.n. Los Angeles Santa Monica City College Botanical Garden. Santa Monica. Comment
  SEINET12236056  Rhus ovata C. V. Braun 1974-1 20 Los Angeles Turn-out on E side of Interstate 5, just N of Castaic Comment
  RSA611052  Rhus trilobata L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  CAS-BOT-BC92281  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canon [Canyon]. Claremont. Comment
  UCR151020  Ribes aureum var. gracillimum Scott D. White 1997-5-7 5068 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCR124367  Ribes californicum var. hesperium I. W. Clokey, B. C. Templeton 1929-1 4472 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR145812  Ribes californicum var. hesperium June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  RSA0030920  Ribes californicum var. hesperium Bonnie C. Templeton 1930-2-4 1438 Los Angeles Mandeville Canyon. 250 Comment
  CAS-BOT-BC108875  Ribes divaricatum var. parishii Frederick V. Coville 1925-4-18 171 Los Angeles Lexington Wash. 91 Comment
  CAS-BOT-BC108882  Ribes divaricatum var. parishii A. J. McClatchie 1893-4-1 s.n. Los Angeles Near Pasadena. Comment
  UCR107800  Ribes indecorum Matilda Low 1997-3-16 25 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges). NW corner of Mills Ave & Foothill Blvd. 412 Comment
  RSA304709  Ribes indecorum James R. Shevock 1970-3-7 26 Los Angeles San Gabriel Mountains. 762 Comment
  RSA441473  Ribes malvaceum var. viridifolium Bonnie C. Templeton 1931-4-2 s.n. Los Angeles Mulholland Drive. Comment
  RSA640830  Ribes malvaceum var. viridifolium Louis C. Wheeler 1931-1-19 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  RSA771529  Ribes malvaceum var. viridifolium Wesley O. Griesel 1986-11-21 s.n. Los Angeles Verdugo Hills: Enter from La Tuna Canyon Road at Junction with Interstate 210. Upper La Tuna Canyon. 610 Comment
  UC440363 Image available Ribes malvaceum var. viridifolium Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR270970  Ribes malvaceum var. viridifolium R. G. Swinney 2011-4-28 14538 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
  UCR271218  Ribes nevadense R. G. Swinney 2011-9-27 15707 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  CAS-BOT-BC209700  Ribes quercetorum Louis C. Wheeler 1932-4-9 575 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  RSA652594  Ribes roezlii Marion P. Harthill 1971-9-25 594 a Los Angeles Mt. Baden Powell, Angeles National Forest. 2134 Comment
  UC203703  Ribes roezlii A. D. E. Elmer June, 1902 3604 Los Angeles Acton Comment
  UCR256580  Ribes roezlii var. roezlii Anuja Parikh, Nathan Gale 2011-7-7 3549 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.2 km west of Shortcut Station, 1.1 km north of State Hwy 2 (Angeles Crest Hwy) 1667 Comment
  RSA476286  Ribes speciosum A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus. Comment
  SEINET10482962  Ribes viburnifolium Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4809 Los Angeles Santa Catalina Island; At the Airport In The Sky (Catalina Airfield). Planted native garden at the airport terminal. Airport 10.2 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 488 Comment
  RSA0087035  Robinia pseudoacacia R. G. Swinney 2010-4-1 12148 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  UCR210451  Rorippa curvisiliqua R. G. Swinney 2008-12-4 9933 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA66068  Rorippa curvisiliqua F. W. Peirson 1906-7-16 s.n. Los Angeles Los Angeles River, San Fernando Valley Comment
  RSA611808  Rubus discolor Louis C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon. 976 Comment
  RSA0020293  Rubus leucodermis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5112 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CAS-BOT-BC158821  Rubus ursinus Timothy S. Ross; Steve Boyd 1994-5-10 7712 Los Angeles Warm Springs Canyon: Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32), ca 2160 m NNW of Warm Springs Mtn. summit - Liebre Mountains 804 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
  UCR125253  Rubus ursinus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25502 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  UCR208224  Rubus ursinus I. W. Clokey, B. C. Templeton 1929-1 4518 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCSB2938  Rubus ursinus Wedberg, Lee 1954-5-16 Los Angeles Mandeville Can. 304 Comment
  RSA11033  Rumex hymenosepalus Carl B. Wolf 1928-3-29 1595 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA466092  Rumex hymenosepalus Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC433917  Rumex salicifolius Huron H. Smith 1912-6-15 5111 Los Angeles Road to Middle Ranch, Santa Catalina Isl. 365 Comment
  HSC79924  Rumex salicifolius James Henrickson 1973-6-15 10701 Los Angeles City of Long Beach; near jct. of Pacific Coast Highway and Colorado St. 3 Comment
  PASA1149  Salazaria mexicana 4/28 Los Angeles near Palmdale Comment
  RSA187746  Salicornia virginica R. F. Thorne 1966-4-4 35769 Los Angeles Santa Catalina Island: salina behind Ballast Point, Catalina Harbor, Isthmus. Comment
  RSA602551  Salix exigua Louis C. Wheeler 1967-8-8 10344 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  RSA92542  Salix exigua F. W. Peirson 1932-4-17 9859 Los Angeles Margin of Lovejoy Dam, Lovejoy Buttes, SW Mojave Desert. 762 Comment
  UC506457  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1933-1-28 7639 Los Angeles Comment
  UCR258960  Salix exigua var. hindsiana R. G. Swinney 2010-2-27 11753 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  POM2053  Salix laevigata C. F. Baker 1909-5-15 5315 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA584022  Salix laevigata Tim S. Ross, Steve D. Boyd 1990-5-29 2709 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1236 Comment
  RSA598581  Salix laevigata Louis C. Wheeler 1967-5-24 9715 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  RSA6438  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon. 15 Comment
  SBBG31327  Salix laevigata R. F. Thorne 1966-4-5 35812 Los Angeles Middle Ranch Cyn, below Stage Station SW of Eagles' Nest Comment
  SBBG59068  Salix laevigata R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UC506431  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-25 7698 Los Angeles Comment
  RSA608829  Salix lasiandra var. lasiandra Louis C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road. 610 Comment
  POM122886  Salix lasiolepis Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  UC482086  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City) Santa Monica Mountains Comment
  UC492359  Salix lasiolepis F. R. Fosberg 1931-1-26 7176 Los Angeles Topanga Canyon Santa Monica Mts., Topanga Canyon 225 Comment
  UCR138841  Salix lasiolepis L. C. Wheeler 1966-8-21 8822 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  UCR43320  Salix lasiolepis David Charlton 1986-6-15 299 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  SEINET12003299  Salix lasiolepis C. W. Sharsmith 1931-1 3 Los Angeles Santa Monica Mts. near mouth of Topanga Canyon 15 Comment
  UC506436  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-25 7657 Los Angeles Comment
  UCR256437  Salsola tragus R. G. Swinney 2010-10-13 14034 Los Angeles San Gabriel Mouintains, 200 meters south of Lily Spring 2529 Comment
  RSA444935  Salsola tragus F. R. Fosberg 1930-7-7 S 3168 Los Angeles Alamitos Bay 5 Comment
  SFV18440  Salsola tragus S. Haennelt 1976-8-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  RSA0097178  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-1 14978 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA590664  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-5-31 2750 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1220 Comment
  UC880172  Saltugilia splendens subsp. splendens F. Grinnell Jr. 1917-7-8 Los Angeles Barley Flats San Gabriel Mountains, Barley Flats 1706 Comment
  RSA226243  Salvia apiana Gary D. Cromwell, David W. Wheat 1971-7-1 705 Los Angeles Near canyon mouth just above creek bed. Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 366 Comment
  RSA442821  Salvia apiana William Emboden 1969-5-28 4 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442828  Salvia apiana William Emboden 1969-5-28 13 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SEINET4567415  Salvia apiana S. Carlquist 1983-7-27 15804 Los Angeles Campus of Webb School, Claremont Comment
  POM49968  Salvia apiana var. compacta A. D. E. Elmer 1902-06 3684 Los Angeles Acton, Mt. Gleason. Comment
  RSA578103  Salvia columbariae Tim S. Ross, Steve D. Boyd 1994-5-10 7704 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit. 854 Comment
  UCR124616  Salvia columbariae I. W. Clokey, B. C. Templeton 1929-1 4495 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA401459B  Salvia columbariae Robin S. Collins 1973-4-9 227 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon., ca. 1/2 - 1 mile into cyn. along pack trail 640 Comment
  CAS-BOT-BC214314  Salvia dorrii var. pilosa Steve Boyd; Lauren Raz 1997-3-25 9262 Los Angeles Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road, Libre Mountains Region 950 Comment
  SD253492  Salvia dorrii var. pilosa R. G. Swinney 2011-4-1 14315 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 270 Comment
  UC1124699  Salvia dorrii var. pilosa A. Lewis 1933-4-20 185 Los Angeles 1.5 mi s Palmdale; Elizabeth Quad. 853 Comment
  LA86111  Salvia leucophylla W. A. Jr. Emboden; 1962-5-6 2059 Los Angeles Comment
  UC416696  Salvia leucophylla unknown May 1903 1105 Los Angeles Saugus Comment
  RSA662180  Salvia mellifera Carol Zuck 1981-2-27 61 Los Angeles W. Covina. East on I-10 between Barranca and Grand off ramps. Comment
  UCR216876  Salvia mellifera R. G. Swinney 2009-3-13 10114 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
  POM277129  Salvia spathacea E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Hills near Glendale Comment
  UCLA70091  Salvia spathacea M. and C. Epling May 1925 Los Angeles Mint Canyon Comment
  RSA477566  Sambucus mexicana Gale Sphon 1955-4-4 s.n. Los Angeles Mulholland Drive. Comment
  RSA652785  Sambucus mexicana S. Koukol, R. Koukol 1998-5-3 60 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  RSA657358  Sambucus mexicana L. Yamanaka 1979-6-5 106 Los Angeles 150 meters west of Glendale College Cafeteria located on corner of Verdugo Blvd. and Mountain Ave. Comment
  RSA660903  Sambucus mexicana Ann Williams 1992-5-14 1 -92 Los Angeles End of Oceanview Ave., .3 mi. N of Mar Vista St. Whittier. 152 Comment
  RSA583069  Sanicula arguta T. S. Ross 1993-4-22 6897 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft), 825m ESE of Cactus Peak summit, in saddle between 1548ft and 1528ft summits. 431 Comment
  SBBG31500  Sanicula arguta R. M. Beauchamp 1967-3-17 253 Los Angeles E of Wilson Cove 40 Comment
  UC129431  Sanicula arguta Geo. B. Grant May, 1904 1174 a Los Angeles Pasadena Comment
  UC1598723  Sanicula arguta Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UC1598746  Sanicula arguta J. H. Barber 1897-3-28 115 Los Angeles Santa Monica Canyon Comment
  LA32974  Sanicula crassicaulis Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC450906  Sanicula crassicaulis Fay A. McFadden 1931-3-10 57 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  RSA729689  Sarcodes sanguinea R. G. Swinney 1998-8-31 6864 Los Angeles San Antonio Ridge, 1.1 mi. west of Baldy, east of saddle. West-facing slope. 2415 Comment
  RSA0135544  Sarcodes sanguinea Janell Cassianni 2007-06 6 Los Angeles Chilao / Horse Flats. Comment
  RSA255812  Sarcodes sanguinea Gary D. Wallace 1969-6-23 822 Los Angeles 1.8 mi W of Vincent Gap 2195 Comment
  UC883433  Satureja douglasii Ezra C. Knopf 468 Los Angeles Santa Catalina Island Comment
  RSA590614  Schismus arabicus Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2913 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
  LA33906  Schoenoplectus acutus var. occidentalis Peter H. Raven; Henry J. Thompson 1959-10-14 14640 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA524191  Schoenoplectus acutus var. occidentalis Timothy S. Ross, Steve Boyd 1990-6-6 2884 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA365989  Schoenoplectus americanus L. C. Wheeler 1932-9-19 1399 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  RSA0056380  Scirpus acutus P. R. Brown 1970-10-5 s.n. Los Angeles Pierce College Nature Center, upper pond, Canon de Lana. Comment
  CAS-BOT-BC110942  Scirpus microcarpus Alfred James McClatchie 1893-8-29 s.n. Los Angeles Pasadena Comment
  CDA18801  Scrophularia peregrina S. Schoenig 2000-4-14 00 -01 Los Angeles Rancho Santa Ana Botanical Gardens, Claremont. 0 Comment
  RSA25629  Scrophularia villosa Carl B. Wolf 1941-6-25 10895 Los Angeles Santa Catalina [Island]. Head of Avalon Canyon, 300 yards SW of Wrigley Mausoleum. 152 Comment
  RSA583019  Scrophularia villosa Tim S. Ross, Takara, S. Otte 1993-4-24 6960 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, lower Boughette Canyon (draining NE to Johnsons Landing). 91 Comment
  RSA0013628  Scutellaria siphocampyloides Orlando Mistretta, Youssef Atallah 2011-8-16 6047 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  SBBG125469  Scutellaria siphocampyloides A. Parikh, N. Gale 2010-6-18 3337 Los Angeles upper Big Tujunga Cyn, 01.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  SFV22090  Scutellaria tuberosa V. Soza, L. Gross, B. Hogshead 2001-4-26 1186 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, southeast of Green Verdugo Reservoir. 457 Comment
  RSA628896  Scutellaria tuberosa Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  UCR114587  Secale cereale A. C. Sanders, Steve Boyd 1997-4-20 20492 Los Angeles Antelope Valley, along Hwy 138 in vicinity of 230th St. West 890 Comment
  RSA0025341  Sedum spathulifolium Anuja Parikh, Nathan Gale 2011-7-19 3568 Los Angeles TR, SnGb, West Fork San Gabriel River, 6.3 km W of State Highway 39 (San Gabriel Canyon Rd.) 595 Comment
  RSA506210  Selaginella asprella Louis Cutter Wheeler 1967-7-15 10062 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA609104  Selaginella asprella Louis Cutter Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  LA200008  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-20 1766 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 3 mi from Topanga on Old Topanga Road. 304 Comment
  LA200011  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-16 1797 Los Angeles SANTA MONICA MOUNTAINS, Garapito Creek, ca 1 mi E of Topanga Canyon Rd. 396 Comment
  LA200016  Selaginella bigelovii Lawrence L. Kiefer; 1966-4-9 1825 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  JEPS37248  Senecio flaccidus var. douglasii F. W. Peirson 1919-6-13 481 Los Angeles Rock Creek San Gabriel Mts. 1325 Comment
  UC1587663  Senecio flaccidus var. douglasii Tim Ross 1991-8-14 5791 Los Angeles 0.50 mi e Lower Pacifico Campground Rd. (Pacifico Mtn Rd); San Gabriel Mts., Pacifico Mtn USGS 7.5' Quad. 1926 Comment
  RSA16866  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  SBBG30362  Senecio lyonii R. N. Philbrick with M. L. Long 1968-2-24 B 68 -11 Los Angeles between Fourth of July and Cherry Coves Comment
  SEINET4015258 Image available Senecio lyonii R. Moran 1941-1 589 Los Angeles Mouth of Middle Ranch Canyon, San Clemente Island. 150 Comment
  CAS-BOT-BC364403  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel R. 2133 Comment
  RSA0055784  Senecio vulgaris R. G. Swinney 2010-4-28 12431 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
  RSA339634  Senecio vulgaris R. F. Thorne, M. Z. Thorne 1980-3-23 54011 Los Angeles Foothills of San Gabriel Mountains: Johnson's Pasture above Claremont. 610 Comment
  RSA134843  Senecio vulgaris P. H. Raven 1960-4-2 14870 Los Angeles Zuma Beach, Pointe Dume. 23 Comment
  RSA657579  Senecio vulgaris Kristina Sargeant 1992-4-29 92 -022 Los Angeles North side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  RSA608879  Setaria viridis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  JEPS67303  Sidalcea sparsifolia C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4744 Los Angeles Bouquet Canyon 800 Comment
  RSA706437  Sidotheca trilobata LeRoy Gross 2005-6-23 2379 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1642 Comment
  LA94370  Silene coniflora Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA724899  Silene gallica K. Dobry 1991-5-13 487 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCD98709  Silene gallica M. Vincent 1963-4-25 319 Los Angeles Santa Monica Mountains, one fourth mile east of Cornell Road on Mulholland Highway. Comment
  SEINET11944389  Silene laciniata C. Wyman, Bright, J. F. 1931-1 172 Los Angeles San Fernando Valley Comment
  UCSB68628  Silene laciniata subsp. laciniata Gross, LeRoy; Denslow, Michael; Hogshead, Bill 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mountains region: south side of mountains: Brand Canyon; above the large waterfall; where the canyon forks off; near 34.19627N, 118.26582W (Burbank Quad.: T1N R13W S5, NW 1/4 of SE 1/4) UTM Zone 11; 3784447N 0383368E 519 Comment
  JEPS50958  Silene laciniata subsp. major W. L. Jepson 1918-6-28 42 Los Angeles foothills e Rubio Canyon; e of Rubio Canyon 609 Comment
  RSA477916  Silene laciniata subsp. major Donald R. Bissing 1973-6-2 145 Los Angeles Evey Canyon, about 1.3 mile from canyon mouth 878 Comment
  RSA657351  Silene laciniata subsp. major J. Keeling 1980-5-26 22 Los Angeles Verdugo Mountains Region: 3/4 mile east of dam, Childs Canyon, end of Allen St., Glendale. 518 Comment
  SD69707  Sinapis arvensis Robert F. Thorne 1966-4-29 36291 Los Angeles Santa Catalina Island; disturbed ground near dam, Middle Ranch, Middle Ranch Canyon. 199 Comment
  RSA0053872  Sisymbrium altissimum R. G. Swinney 2010-5-11 12627 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
  UCD115500  Sisymbrium altissimum Geoffrey Levin 1974-5-5 72 Los Angeles Blanchard Park, Pomona College in Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  RSA590484  Sisymbrium officinale Timothy S. Ross, Walter Appleby 1993-5-20 7204 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  SFV12384  Sisymbrium officinale D. L. Koutnik 1978-4-15 371 Los Angeles San Fernando Valley Porter Ranch, west of Limekiln Canyon. 610 Comment
  RSA563490  Sisymbrium orientale Timothy S. Ross, Walter Appleby 1993-5-13 7117 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  RSA522954  Solanum americanum Tim S. Ross, Orlando Mistretta 1990-10-26 3317 Los Angeles San Gabriel Mountains: Horse Canyon drainage. 659 Comment
  RSA535725  Solanum americanum Tim S. Ross 1991-5-22 5472 Los Angeles San Clemente Island, Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 85 Comment
  CATA85  Solanum douglasii Mark L. Hoefs 1973-3-13 65 Los Angeles Santa Catalina Island: Upper Avalon Canyon, east of cactus area, west exposure 121 Comment
  RSA422413  Solanum douglasii Mable Emler 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  SD186349  Solanum douglasii A. C. Sanders 2003-3-14 25767 Los Angeles San Gabriel Valley: abandoned gravel pit on boundary of Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 519 Comment
  UCD126935  Solanum douglasii Gordon Pilone 1961-4-21 11 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mountain Range. Pacific Slope Drainage Area. 365 Comment
  UCSB5932  Solanum douglasii Gill, Robert 1959-4-2 Los Angeles Checking Station (water) in San Dimas Canyon, Mt. Range San Gabriel 365 Comment
  CDA35668  Solanum elaeagnifolium Michael O Brien 2011-7-11 Los Angeles White Oak Farm Unit of Malibu Creek State Park; along Las Virgenes Road. 0 Comment
  RSA782552  Solanum nigrum R. G. Swinney 2009-4-13 10313 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  RSA0049930  Solanum umbelliferum R. G. Swinney 2010-3-10 11823 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
  POM339143  Solanum umbelliferum F. R. Fosberg 1932-5-19 8186 Los Angeles Alluvial ban at mouth of San Dimas Blvd. Comment
  RSA652011  Solanum umbelliferum Frank Sparks 1948-4-20 s.n. Los Angeles about one mile from campus [Cal Poly, Pomona]. Alt. 300 ft. 91 Comment
  CAS-BOT-BC237741  Solanum wallacei Tim Ross; Janet Takara 1993-4-23 6937 a Los Angeles SW part of the island in Cape Canyon, just above bed of canyon near roadside, Santa Catalina South USGS 7.5' quad, Santa Catalina island 256 Comment
  NY820404  Solanum xanti T. S. Ross 1994-5-10 7718 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn.; ca. 1250 m. WNW from the canyon's effluence into Elizabeth Lake Canyon 2190 Comment
  SBBG70660  Solanum xanti R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  SJSU7574  Solanum xanti G. K. Kattenhorn 1967-3-21 Los Angeles Little Dalton Cr, N of Glendora Comment
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Oct 27 2010
  RSA427411  Solanum xanti var. intermedium H. H. Crawford 1936-4-26 s.n. Los Angeles Vacant lots, Glendale Comment
  RSA473616  Solidago californica F. R. Fosberg 1930-11-11 54182 Los Angeles Templeton, South Puente 100 Comment
  RSA517164  Solidago californica Timothy S. Ross, Orlando Mistretta 1990-10-9 3262 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1416 Comment
  SD181681  Soliva sessilis Louis C. Wheeler 1947-5-22 6502 Los Angeles Exposition Park Comment
  SBBG30803  Sonchus asper S. A. Junak 1998-5-2 SCa 646 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 252 Comment
  RSA474074  Sonchus asper Robert Gustafson 1981-3-26 2138 Los Angeles Ballona Wetlands, Area 1. Comment
  SD30993  Sonchus asper Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills, roadside Comment
  UCR210425  Sonchus oleraceus R. G. Swinney 2008-11-29 9853 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UCR281363  Sonchus oleraceus R. G. Swinney 2014-5-15 16516 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  UCR133684  Sorghum bicolor A. C. Sanders 2003-8-7 27183 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Lyon's Canyon', c. 1 mile SW of Magic Mountain Theme Park 366 Comment
  CATA1350  Spartium junceum Mark L. Hoefs, Robert F. Thorne 1995-7-26 2457 Los Angeles Santa Catalina Island: Middle Canyon, by house at Squaw Valley 178 Comment
  RSA593402  Spartium junceum Steve Boyd, Orlando Mistretta 1996-5-23 8819 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA753987  Spartium junceum Doug Tolbert 1970-5-7 700507 -08 Los Angeles Pasadena, Eatno Canyon Park, at head of Arroyo Nature trail. Comment
  SBBG113142  Spartium junceum S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 403 Los Angeles N side of Cherry Cyn, just inland from mouth 6 Comment
  UCR273285  Spartium junceum R. G. Swinney 2011-10-18 15831 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  RSA477984  Spergula arvensis Ora M. Clark 1929-1-13 1469 Los Angeles Los Angeles Comment
  UC917789  Spergula arvensis subsp. arvensis Frank W. Gould 1944-4-15 2289 Los Angeles n.w. Los Angeles Airport (Sepulveda Blvd.) Comment
  RSA0115855  Spergularia bocconi Steven A. Junak 1999-5-6 SCa- 881 Los Angeles Santa Catalina Island. 0.1 mi W of Emerald Bay Road, at gate. 15 Comment
  RSA526516  Spergularia bocconi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4255 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA0098220  Spergularia macrotheca Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 797 -1 Los Angeles San Clemente Island. Terrace above China Point, S end of island. Comment
  UC1587705  Spergularia macrotheca var. macrotheca Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5101 Los Angeles North Head San Clemente Island (coastal flats wnw of new landing field) 15 Comment
  RSA0098534  Spergularia marina Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 516 Los Angeles San Clemente Island, above Nots Pier on road near the top of the eastern escarpment, 1400 ft NNW of the 553 ft BM. 139 Comment
  UCR161211  Sporobolus airoides T. B. Salvato, Melissa Clemons 2005-9-27 1238 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA594561  Sporobolus cryptandrus L. C. Wheeler 1967-7-30 10270 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1006 Comment
  SEINET13948160 Image available Stachys Joseph Andorfer Ewan 1993-1 10924 Los Angeles Higgins Canyon, Santa Monica Mts. Comment
  UCR282222  Stachys ajugoides Dan S. Cooper 2016-4-11 416- 19 Los Angeles Schabarum Trail east of Bixby Road, La Habra Heights 393 Comment
  RSA446605  Stachys albens L. E. Hoffman 1932-8-10 17694 Los Angeles Verdugo Woodlands, Glendale. Comment
  CAS-BOT-BC60916  Stanleya pinnata W. R. Dudley; F. H. Lamb 1896-6-4 4324 Los Angeles Lancaster. Comment
  RSA585404  Stanleya pinnata var. pinnata Timothy S. Ross, S. D. Boyd 1990-5-29 2713 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  SBBG25146  Stanleya pinnata var. pinnata Leota Davidson 1965-5-9 165 Los Angeles Hwy 14, ca. 16 mi E of Solemint Comment
  CATA2782  Stebbinsoseris heterocarpa Robert F. Thorne 1973-4-11 42788 Los Angeles San Clemente Island: Plateau in Middle Ranch area at head of Middle Ranch Canyon 426 Comment
  RSA478174  Stellaria media T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo woodlands near Glendale Comment
  UCR258554  Stellaria media R. G. Swinney 2010-8-9 13482 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  CAS-BOT-BC393688  Stellaria media Carl B. Wolf 1932-5-11 3559 Los Angeles Santa Catalina Island. Fourth O' July Cove. Above the road. 30 Comment
  RSA478124  Stellaria nitens M. B. Dunkle 1929-4-7 2088 Los Angeles White s Landing, Santa Catalina Island. Comment
  RSA474176  Stephanomeria cichoriacea Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Trail Comment
  RSA547486  Stephanomeria cichoriacea Timothy S. Ross, Orlando Mistretta 1992-7-24 6758 Los Angeles 86 degrees ENE, 1100 m distant from Strawberry Peak summit Comment
  UCR209122  Stephanomeria cichoriacea R. G. Swinney 2008-6-24 9088 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  UC57430  Stephanomeria diegensis J. H. Barber 1896-10-15 36 Los Angeles Santa Monica Forestry Station Comment
  RSA225332  Stephanomeria exigua subsp. coronaria R. F. Thorne, C. W. Tilforth 1971-6-29 40674 -a Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  CAS-BOT-BC322839  Stephanomeria pauciflora Bunch; Baily 1974-8-14 0525 Los Angeles Castaic Comment
  UC1536757  Stephanomeria pauciflora G. H. True Jr. 1938-6-22 896 Los Angeles near Wilsona 609 Comment
  UCR163175  Stephanomeria pauciflora Anuja Parikh, Nathan Gale 2004-7-1 2076 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 15), south of the river near Potrero Canyon 366 Comment
  RSA670647  Stephanomeria pauciflora var. pauciflora B. C. Templeton 1932-7-21 5032 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  RSA94981  Stephanomeria spinosa F. W. Peirson 1923-8-31 4007 Los Angeles summit of Blue ridge, 3 miles east of Big Pines, Swartout Valley 2529 Comment