Search Results — 2000 specimen records retrieved (1558 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SFV253  Abies concolor R. L. Armacost 1962-10-6 1507 Los Angeles San Gabriel Mountains San Gabriel Mountains, Upper San Antonio Canyon near Claremont Comment
  RSA730259  Abronia pogonantha R. G. Swinney 1999-6-18 7282 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  CAS-BOT-BC229377  Abronia umbellata Marcus E. Jones 1900-7-12 6500 Los Angeles Long Beach Comment
  RSA0025884  Abronia umbellata Marcy Keys 1981-5-25 84 Los Angeles Malibu Lagoon State Park. 100 yds. from shore, 150 yds. south of location where Malibu stream pours into ocean. Comment
  RSA414922  Acacia baileyana Robert Gustafson 1981-2-4 2093 Los Angeles Area 1, Ballona Wetlands. Comment
  SEINET10487474  Acacia decurrens David B. Dunn 1946-1 Dunn 1995 Los Angeles Cultivated and weedy plants in the yard at 4911 Pasadena Ave. Terrace, Los Angeles. Comment
  SEINET10452374  Acacia melanoxylon David B. Dunn 1946-1 Dunn 1996 -B Los Angeles Mimosaceae. Cultivated and weedy plants in the yard at 4911 Pasadena Ave. Terrace, Los Angeles. Comment
  RSA651437  Acacia retinodes Hughie Johnson 1949-2-20 s.n. Los Angeles Elysian Park, Los Angeles. 213 Comment
  POM85891  Acer macrophyllum George B. Grant 1901-5-3 17 Los Angeles Mount Wilson, Southern California. Comment
  RSA623971  Acer macrophyllum Raymond J. Dobbs 1927-3-25 798 Los Angeles Switzer's, San Gabriel Mts. Comment
  RSA650005  Acer macrophyllum Bruce Benedict 1949-4-22 s.n. Los Angeles Found in San Dimas Canyon 457 Comment
  SEINET13276797 Image available Acer macrophyllum R. G. Swinney 2011-1 15869 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  RSA592517  Achillea millefolium Mark Hoefs, D. Propst 1973-3-14 81 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  SBBG95190  Achillea millefolium M. B. Dunkle 1928-3-17 1754 Los Angeles isthmus 152 Comment
  POM365954  Achnatherum hymenoides T. W. Minthorn 1925-5-30 s.n. Los Angeles Newhall Hills, Newhall. Near the hills to the west. Comment
  POM353190  Achnatherum speciosum Anstruther Davidson 1893-4-23 s.n. Los Angeles San Fernando Comment
  CATA1478  Achyrachaena mollis Mark L. Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island: Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior 106 Comment
  UC1234766  Acmispon argophyllus var. argenteus Peter H. Raven 1962-5-20 1777 Los Angeles Santa Catalina Island, near Bird Park, Avalon. Comment
  CATA1566  Acmispon micranthus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2834 Los Angeles Santa Catalina Island: Hillside above New York Harbor 79 Comment
  SBBG67441  Acmispon nevadensis var. davidsonii M. N. Ackley 1928-6-24 553 Los Angeles Big Pines 2072 Comment
  CAS-BOT-BC29208  Acourtia microcephala P. C. Everett; E. K. Balls 1959-6-29 23874 Los Angeles Stokes Canyon, Santa Monica Mountains 152 Comment
  CAS-BOT-BC29209  Acourtia microcephala Herman Knoche 1919-6-24 883 Los Angeles Avalon, Santa Catalina Island Comment
  RSA177873  Acourtia microcephala R. F. Thorne, P. Everett 1965-5-12 34597 Los Angeles Catalina Canyon, at upper end; Santa Catalina Island 244 Comment
  UC35624  Acourtia microcephala J. H. Barber 1897-6-20 166 Los Angeles Santa Monica Experiment Station; Southern California Comment
  CATA800  Adenostoma fasciculatum Mark L. Hoefs, Robert Given 1991-6-12 1372 Los Angeles Santa Catalina Island: 1/2 mile from Camp Cactus near road between Middle Canyon and Bulrush Canyon 231 Comment
  CAS-BOT-BC139856  Adenostoma sparsifolium Dr. H. E. Hasse 1910-10-16 s.n. Los Angeles N.W. slope of Santa Monica Mts. 3 miles west of head of Topanga [Canon] Canyon Comment
  RSA535554  Adenostoma sparsifolium Tim S. Ross 1991-9-2 5928 Los Angeles Near Mulholland Highway x Yerba Buena Road. 488 Comment
  POM881  Adiantum capillus-veneris L. R. Abrams 1901-7-1 1878 Los Angeles West fork of San Gabriel River. Comment
  RSA757713  Adiantum capillus-veneris R. G. Swinney 2008-6-24 9081 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  CAS-BOT-BC65571  Adiantum capillus-veneris G. L. M. 1909-6-15 s.n. Los Angeles Mt. Wilson Trail Comment
  RSA162792  Adiantum capillus-veneris J. Olmstead 1959-10-13 1067 Los Angeles 1/4 mile above power station in San Antonio Canyon along cliffs west of Boy Scout Cabin 976 Comment
  RSA687694  Adiantum jordanii May N. Ackley 1926-04 7 Los Angeles [no locality information provided] 274 Comment
  RSA687708  Adiantum jordanii Richard C. Barkelew 1929-4-23 s.n. Los Angeles Malibu Mountains. Comment
  RSA466289  Aeonium arboreum A. C. Sanders 1988-2-3 7597 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA613028  Ageratina adenophora Louis C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  UCR255780  Ageratina adenophora R. G. Swinney 2010-4-15 12269 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  UCR273437  Ageratina adenophora R. G. Swinney 2011-4-26 14481 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
  CAS-BOT-BC29343  Ageratina adenophora Louis C. Wheeler 1934-2-2 2369 Los Angeles Elysian Park, Los Angeles 121 Comment
  CDA6739  Ageratina adenophora T. C. Fuller 1958-5-9 2061 Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  LA88579  Agoseris grandiflora O. H. Kappler; 1944-5-21 673 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy 640 Comment
  UC496536  Agoseris retrorsa T. Craig 1927-6-8 435 Los Angeles Bear Canyon Trail to Summit of, Mt. San Antonio; San Gabriel Mts. 1828 Comment
  SEINET14412058  Agrostis R. G. Swinney 2008-1 9237 Los Angeles Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  CAS-BOT-BC127230  Agrostis exarata Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8117 a Los Angeles Liebre Mountains. Tributary of Clearwater Canyon. Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. 847 Comment
  SEINET10790176  Agrostis gigantea Joseph A. Ewan 1936-8-2 Ewan 9918 Los Angeles San Gabriel Mts. Rock pocket along living stream, fairly deep shade of alders. Mescal Creek. 1615 Comment
  RSA602809  Agrostis pallens L. C. Wheeler 1936-6-8 4130 Los Angeles Bell-W Fork San Dimas Canyon divide, San Gabriel Mountains. 884 Comment
  RSA0113892  Agrostis pallens Steven A. Junak 1999-5-21 SCa- 999 Los Angeles Santa Catalina Island. Goat Harbor, near W end of beach, N-facing coastal bluffs. 6 Comment
  SEINET3917350  Agrostis semiverticillata James Henrickson 1985-5-11 20249 Los Angeles Ca 12 air miles NW of San Bernardino in lower Lytle Creek Wash about 2-4 miles N of Interstate 15.; 0 732 Comment
Read comments
Feb 18 2015
  UCR269252  Alisma lanceolatum Sandra L. Leatherman, Jennifer Pareti, Brian Daniels 2013-4-18 2013- 3 Los Angeles Coastal Plains and 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
  RSA601831  Allium burlewii Steve Boyd, Lauren Raz 1997-6-17 9944 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., Near 34 deg 41' 19.3''N 118 deg 34' 28.3''W. 1597 Comment
  RSA680003  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. 2896 Comment
  RSA654227  Allium haematochiton Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 941 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  RSA70221  Allium haematochiton T. Jacobsen 1907-6-5 1656 Los Angeles Saddle Peak, Santa Monica Mountains. Comment
  UCD138554  Allium lacunosum Daryl Koutnik 1978-4-28 431 Los Angeles Fireroad north of Mulholland Highway and northwest of Saddle Rock. 609 Comment
  RSA641304  Allium lacunosum var. davisiae Orlando Mistretta, Mark Elvin 1995-5-8 1685 Los Angeles San Gabriel Mountains. Comment
  UC1947589  Allium peninsulare var. peninsulare P. A. Munz 1918-4-27 2166 Los Angeles Temescal Canyon Comment
  RSA308938  Allium peninsulare var. peninsulare Samuel R. Tyson 1944-6-20 691 Los Angeles from west end of 4100 down to Saddle of road. San Dimas Experimental Forest Comment
  UCR256145  Allophyllum divaricatum R. G. Swinney 2010-6-4 13056 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR271221  Allophyllum divaricatum R. G. Swinney 2011-6-1 14962 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  RSA0116178  Allophyllum glutinosum R. G. Swinney 2011-6-15 15199 Los Angeles San Gabriel Mountains; SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail. 1622 Comment
  RSA580314  Allophyllum glutinosum T. S. Ross, Steve Boyd 1994-5-24 7873 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  SD41258  Alnus rhombifolia Edith A. Purer 1931-3-7 1526 Los Angeles Oakwilde Comment
Read comments
Jul 10 2010
  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
  LA201789  Amaranthus blitoides Arthur C. Gibson; 2003-9-3 4843 Los Angeles 289 Comment
  SBBG126259  Amaranthus palmeri A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 36991 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  UCR275549  Amaranthus palmeri D. E. Bramlet 2010-1-12 4434 Los Angeles South Coast, Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near the bike path 3 Comment
  RSA248883  Amblyopappus pusillus R. F. Thorne 1973-4-12 42931 Los Angeles San Clemente Island, Pyramid Cove at S end of island. 3 Comment
  RSA617185  Ambrosia acanthicarpa R. G. Swinney 1989-8-6 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton debris basin, in a disturbed area. 365 Comment
  JEPS41042  Ambrosia acanthicarpa Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Rico Comment
  RSA232705  Ambrosia chamissonis Larry E. DeBuhr, Gary D. Wallace 1972-9-1 s.n. Los Angeles San Clemente Island. West Cove NW on island. Comment
  SD237297  Ambrosia confertiflora Kelly Volansky 2006-2-17 Los Angeles San Gabriel Valley: Montebello Hills, east of Montebello Blvd. near the Paramont Blvd. exit from Hwy 60. 113 Comment
  RSA128001  Ambrosia confertiflora Peter H. Raven 1959-11-7 14733 Los Angeles Just below Hollywood Reservoir, Santa Monica Mtns. 183 Comment
  UCR137149  Ammannia coccinea Anstruther Davidson 1902-5-30 s.n. Los Angeles Southern Coast, Bixby Slough [=Harbor Lake/Harbor Park, near Long Beach] 8 Comment
  CHSC26572  Amorpha californica Wesley O. Griesel 1962-5-24 Los Angeles San Rafael Hills, Glendale. 304 Comment
  CAS-BOT-BC180605  Amorpha californica var. californica Alice Eastwood 1919-6-20 9046 Los Angeles Mt. Wilson Comment
  LA200430  Amorpha californica var. californica K. Kneen; 1933-5-14 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM184683  Amorpha californica var. californica Joseph A. Ewan 1932-6-12 7370 Los Angeles San Gabriel Mountains: 1 mi above North Fork Camp, N.F. Tujunga Creek. 976 Comment
  RSA190953  Amsinckia intermedia R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36764 Los Angeles Santa Catalina Island: lower portion of Toyon Canyon 60 Comment
  RSA660883  Amsinckia intermedia Orlando Mistretta 1992-4-5 146 Los Angeles Guds, San Clemente Island. Comment
  UC198494 Image available Amsinckia lycopsoides Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  RSA617396  Amsinckia menziesii Scott D. White 1998-6-4 6641 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community 425 Comment
  RSA779250  Amsinckia menziesii Pam De Vries 2011-6-16 7772 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 0.33 mile WNW of the intersection of San Francisquito Canyon Road and Riverview Road, north of the city of Santa Clarita, just west of San Francisquito Creek 427 Comment
  UCR125925  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin 2002-6-19 25178 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UC78286 Image available Amsinckia microsperma T. S. Brandegee 1889-5-1 Los Angeles Santa Catalina Island Comment
  RSA0091059  Amsinckia spectabilis var. sancti-nicolai P. A. Munz 1923-4-11 6771 Los Angeles San Clemente Island: low shore on west coast. Comment
  POM145678  Amsinckia tessellata L. R. Abrams 1927-4-30 11719 Los Angeles Head of Antelope Valley. Comment
  SEINET6098508  Amsinckia tessellata Unknown 1997-3-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  UCR93293  Amsinckia tessellata var. tessellata T. S. Ross, Steve Boyd 1994-5-4 7649 Los Angeles San Gabriel Mtns., Grass Mountain, slope c. 70 m ENE of summit 1392 Comment
  LA34904  Anagallis arvensis Mary V. Hood; 1941-4-27 41 76 Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  RSA648701  Anagallis arvensis Patricia Kouo 1994-4-27 944027 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  SD41475  Anagallis arvensis Edith A. Purer 1932-4-23 2767 Los Angeles El Segundo, established dunes Comment
  SEINET11973107  Anagallis arvensis J. F. Bright, Wyman, C. 1933-1 8181 Los Angeles Los Angeles Comment
  RSA599509  Ancistrocarphus filagineus Steve Boyd, Lauren Raz 1997-3-26 9334 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  SBBG125052  Androsace elongata subsp. acuta A. Parikh, N. Gale 2010-5-25 3220 Los Angeles E Liebre Mtns, Sierra Pelona, 5.4 km W of State Hwy 14, 2.0 km SW of California Aqueduct 1131 Comment
  RSA670405  Anemopsis californica B. C. Templeton 1938-6-22 1685 Los Angeles Shoemaker Canyon, near Valyermo. Comment
  UCSB3790  Anemopsis californica Ralph, F. 1959-7-18 Los Angeles U.S. 99 about 6.4 miles south of its jet. with Calif. 138 762 Comment
  CAS-BOT-BC64018  Anisocoma acaulis A. D. E. Elmer 1902-6-1 3605 Los Angeles Acton Comment
  CAS-BOT-BC64019  Anisocoma acaulis A. D. E. Elmer 1902-6-1 3605 Los Angeles Acton, nr. Gleason Comment
  UC1536758  Anisocoma acaulis G. H. True Jr. 1935-3-6 55 Los Angeles sandy s slope Lovejoy Butte 853 Comment
  CAS-BOT-BC126776  Anthemis cotula John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  JEPS23716  Antirrhinum coulterianum Peter H. Raven and Henry J. Thompson 1959-5-5 14154 Los Angeles 4.1 mi nw Tapia Park (on road to Malibu Lake); Santa Monica Mountains 182 Comment
  JEPS83432  Antirrhinum coulterianum David M. Thompson 1983-5-14 309 Los Angeles Sand Canyon Road hill directly across Sand Canyon Road from Live Oak Picnic Area. Mint Canyon Quad. (7.5', 1960) 640 Comment
  UCR127240  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  CAS-BOT-BC176327  Aphanisma blitoides Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4283 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side Comment
  LA99387  Apiastrum angustifolium Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  RSA726023  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26123 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
  UC557714  Apiastrum angustifolium Nell Murbarger April, 1936 50 Los Angeles San Clemente Island Comment
  UCSB1940  Aquilegia formosa Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside; near Los Angeles 1219 Comment
  SFV21768  Arabidopsis thaliana L. Gross 2001-3-31 363 Los Angeles Verdugo Mountains South side of Verdugo Mountains at end of Olive Ave. Parked on Via Montana in Burbank, follow an old road that is overgrown that goes up to the main crest with Sunset Canyon to the west and Story Canyon to the east. On west-facing slope on and next to old road above a small side canyon that drains into Sunset Canyon. 366 Comment
  UCR178175  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 729 Los Angeles Transverse Ranges: Verdugo Mountains, SW-trending ridge east of the Brand Canyon Cemetery and west of the land fill; lower part of Brand Park Motorway 307 Comment
  HSC101891  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin, Verdugo Mountains Region: South side, at end of Olive Avenue in Burbank. 366 Comment
  RSA482602  Arabis perennans F. R. Fosberg 1931-8-14 800 Los Angeles Pine flats, First Camp, N fork San Gabriel Canyon, San Gabriel Mts. 1500 Comment
  CLARK-A1528-2289  Arabis platysperma John C. Roos 1937-7-28 2354 Los Angeles San Bernardino Mountains Comment
  RSA249816  Arabis pulchra R. F. Thorne, Gary D. Wallace 1973-4-25 43383 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
  UCR153420  Arabis repanda var. repanda L. C. Wheeler 1967-9-4 10656 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain Ridge 2241 Comment
  SEINET13383036 Image available Arabis sparsiflora R. G. Swinney 2011-1 15321 Los Angeles Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  POM367170  Arbutus menziesii L. C. Wheeler 1932-4-16 619 Los Angeles W side Santa Anita Canyon. 762 Comment
  RSA228982  Arceuthobium californicum Robert F. Thorne 1971-8-25 41322 Los Angeles San Gabriel Mts., Angeles National Forest: On springy slope near Windy Spring on N slope of Mt. Islip. 2195 Comment
  RSA624566  Arceuthobium divaricatum Louis C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains: Punchbowl Canyon. 1494 Comment
  CAS-BOT-BC102201  Arctium lappa Alice Eastwood 1915-8-25 4209 Los Angeles Duarte Comment
  RSA626674  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15783 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA629090  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20257 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA626832  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22121 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  CAS-BOT-BC39338  Arctostaphylos glauca W. R. Dudley; F. H. Lamb 1896-6-7 4345 Los Angeles Liebre Mountains, Kings Canyon Comment
  CAS-BOT-BC39339  Arctostaphylos glauca Carl B. Wolf 1927-7-27 683 Los Angeles Ridge Route road 5 mi. so. of Forest Inn Comment
  CAS-BOT-BC39345  Arctostaphylos glauca Henry J. Thompson 1959-2-20 1844 Los Angeles Santa Monica Mountains, Saddle Peak, .5 mile south-west of peak along Piuma Road. 670 Comment
  JEPS38725  Arctostaphylos glauca W. L. Jepson 1920-5-3 8929 Los Angeles mts. above Castaic Creek (Ridge Route) 975 Comment
  RSA0091353  Arctostaphylos glauca R. G. Swinney 2011-6-15 15165 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA631418  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15709 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631472  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16026 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631561  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15805 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631605  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15941 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631637  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15843 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631697  Arctostaphylos glauca Raymond J. Dobbs 1924-4-30 937 Los Angeles 1/2 mile below Switzers. Comment
  SD52454  Arctostaphylos glauca Benjamin C. Stone Oct 1952 190 Los Angeles San Gabriel Mtns., San Dimas Canyon 609 Comment
  UCR271742  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA0087364  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16020 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff, Liebre Mountains. 800 Comment
  POM367311  Arctostaphylos glauca var. glauca T. S. Clare 1929-3-28 s.n . Los Angeles Topanga Canyon. Comment
  RSA167625  Arctostaphylos glauca var. glauca P. H. Raven, R. F. Thorne 1964-5-7 19020 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SD49831  Arctostaphylos parryana A. E. Wieslander 1938-5-7 750 Los Angeles San Antonio Quadrangle, head of Swarthout Valley 2025 Comment
  RSA634816  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20231 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635056  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20371 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635102  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20481 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA635124  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20297 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA635227  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20671 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  UCR188924  Arenaria macradenia R. G. Swinney 1998-5-16 6100 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  UCR222796  Argyranthemum foeniculaceum R. G. Swinney 2009-5-9 10711 Los Angeles Transverse Range; San Gabriel Mtns., Azusa/Duarte, San Gabriel River channel, 0.5 mi. north of Foothill Blvd. under the Puente Largo railway bridge 184 Comment
  SBBG108912  Aristida adscensionis S. A. Junak 1997-3-11 SCl 746 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.3 mi S of Triangulation Pt Guds 152 Comment
  RSA151024  Aristida adscensionis var. modesta P. H. Raven 1962-5-9 17650 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  CAS-BOT-BC90160  Artemisia californica Tim Ross 1994-7-19 8175 Los Angeles Claremont: S base of Indian Hill Mesa. Ontario 7.5' USGS Quadrangle 396 Comment
  CATA1898  Artemisia californica Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA657208  Artemisia californica Joseph M. Keefe 2001-1-19 30993 Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  JEPS19498  Artemisia douglasiana Peter H. Raven 1957-9-21 11319 Los Angeles nw end of UCLA campus; Los Angeles Comment
  RSA609010  Artemisia douglasiana L. C. Wheeler 1931-1 s.n. Los Angeles La Verne. Comment
  UCR270824  Artemisia douglasiana R. G. Swinney 2010-6-29 13393 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  UCSB27669  Artemisia douglasiana Lavinger, S. 1975-10-26 Los Angeles At Charlton Flats Campgrounds, near camp site #21; San Gabriel Mountains 1645 Comment
  CAS-BOT-BC93830  Artemisia dracunculus Ernest Braunton 1902-6-8 437 Los Angeles Ballona Comment
  RSA330762  Artemisia dracunculus Wayne E. Sawyer 1981-8-30 136 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle. 2302 Comment
  RSA3233  Artemisia dracunculus C. B. Wolf 1931-7-2 2266 Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  UCR277252  Artemisia tridentata R. G. Swinney 2010-9-30 13943 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
  POM30380  Artemisia tridentata subsp. parishii Marcus E. Jones 1900-7-10 s.n Los Angeles Palmdale. Comment
  SBBG19203  Arthrocnemum subterminale M. A. Piehl 1963-12-8 63105 Los Angeles shore between Whale Pt and Northwest Harbor 3 Comment
  UC1584719  Asclepias eriocarpa Tim Ross, Annette Ross 1991-6-3 5547 Los Angeles Elephant Hill, e from e ridge summit, west Pomona Pomona 304 Comment
  RSA188491  Asclepias eriocarpa R. F. Thorne, John Olmstead 1965-8-26 35361 Los Angeles San Gabriel Mts.: Angeles National Forest, below Guffy Camp on S side of Blue Ridge 2377 Comment
  RSA191634  Asclepias eriocarpa R. F. Thorne, M. Z. Thorne 1966-8-29 36591 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: sunny, small, dry depression south of Crystal Lake 1722 Comment
  SEINET10961640  Asclepias eriocarpa LeRoy R. Abrams 1902-6-29 Abrams 2595 Los Angeles Summit of Mt. Wilson Comment
  LA94123  Aspidotis californica Lawrence L. Kiefer; 1966-3-19 1742 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  SD82455  Aspidotis californica F. A. MacFadden 1931-3-29 2607 Los Angeles Tuna Canyon, Verdugo Hills Comment
  RSA642092  Aster greatae Orlando Mistretta, Mark Elvin 1995-6-20 1802 a Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Bare Mt. Canyon Section 1981 Comment
  LA210299  Astragalus bicristatus Thomas Huggins; 2013-6-29 13- 249 Los Angeles San Gabriel Mountains, Angeles National Forest, Table Mountain, ca. 0.1 mi from the junction with the Angeles Crest Hwy (Hwy 2) 1915.0 Comment
  CAS-BOT-BC182304  Astragalus didymocarpus var. didymocarpus Geo. B. Grant 1903-3-1 78 Los Angeles Garvanza Comment
  UC2025800  Astragalus douglasii Thomas R. Huggins 2013-6-29 13 -246 Los Angeles San Gabriel Mountains, Angeles National Forest. Big Pines Hwy, ca. 0.7 miles W of junction with the Angeles Crest Hwy (Hwy 2). Comment
  UCD104740  Astragalus douglasii L. Lapre 1990-4-24 s.n. Los Angeles Palmdale area, Elizabeth Lake Rd at California Aqueduct. San Andreas rift zone bisects the site. 914 Comment
  JEPS85123  Astragalus douglasii var. douglasii Roy E. Buck, Rexford Palmer 1233 Los Angeles ca 2.7 air km nw of confluence of Gorman Creek and Hungry Valley drainage (Lower Hungry Valley, s side Hungry Valley Road, 10 air km sse of Gorman); Lower Hungry Valley, nw of Gorman Creek, Hungry Valley drain 922 Comment
  UC1587642  Astragalus gambelianus Tim Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Canyons (Whittier Hills, Puente Hills pro parte); Whittier Hills (Puente Hills, pro parte) 320 Comment
  UCR184361  Astragalus gambelianus A. C. Sanders 2007-4-13 33400 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  UCR96150  Astragalus gambelianus B. G. Pitzer 1996-4-21 2718 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
  RSA0107890  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 SCa- 593 Los Angeles Santa Catalina Island. N of Airport Road, ca. 0.15 miles from main road, near abandoned road to ridge with whitley's Peak. 427 Comment
  RSA609601  Astragalus gambelianus L. C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 411 Comment
  UCR117222  Astragalus lentiginosus B. G. Pitzer 1998-5-12 3694 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  CAS-BOT-BC187096  Astragalus lentiginosus var. borreganus A. D. E. Elmer 1902-6-1 3641 Los Angeles Palmdale Comment
  CAS-BOT-BC194250  Astragalus pachypus Alice Eastwood; John Thomas Howell 1937-4-26 3973 Los Angeles Near Palmdale Comment
  SEINET11177067  Astragalus trichopodus M. Licher 2011-2-21 3020 Los Angeles Deervale-Stone Canyon Park, Santa Monica Mountains, 1 mi. east of 405, & north of Mulholland Dr. 320 Comment
  UCR19441  Astragalus trichopodus subsp. antisellii O. H. Kappler 1944-6-4 671 Los Angeles Western Transverse Range; San Gabriel Mtns., Mint Canyon, near Saugus. Along Highway 6 Comment
  POM295639  Astragalus trichopodus var. lonchus Lyman Benson, Robert Benson 1953-5-2 15111 Los Angeles Catalina Island. White's Landing 15 Comment
  CAS-BOT-BC194049  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 603 Los Angeles Northwest of Wilson's Harbor, Santa Catalina Island Comment
  RSA415726  Astragalus trichopodus var. lonchus George B. Grant, Walter Wheeler 1904-4-21 1931 Los Angeles Santa Catalina Island. Comment
  RSA415739  Astragalus trichopodus var. lonchus E. A. Purer, Freda Detmers 1931-3-19 s.n Los Angeles Los Angeles; along Manchester Ave near Vermont Comment
  UCSB31581  Astragalus trichopodus var. lonchus Kato, Yoriko Los Angeles Three miles inland on Latigo Canyon road off Pacific Coast Highway Comment
  LA105084  Astragalus trichopodus var. phoxus Barry A. Prigge; 1988-7-3 8226 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
  RSA149790  Astragalus trichopodus var. phoxus Wesley O. Griesel 1961-4-22 s.n. Los Angeles Sand Canyon, San gabriel mtns., near Newhall. 457 Comment
  RSA709614  Astragalus trichopodus var. phoxus A. C. Sanders 2005-5-5 29875 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  UCR164071  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 2005/08/12.1- 42 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon State Beach 3 Comment
  UC1784347  Atriplex amnicola H. C. Stutz 1991-2-7 95446 Los Angeles Malibu Beach Comment
  RSA0002483  Atriplex johnstonii C. B. Wolf 1930-12-23 1821 Los Angeles Coastal bluffs at Playa del Rey 30 Comment
  RSA727641  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007 -1 Los Angeles South Coast: Malibu Lagoon near Malibu Colony along state park access road, just above water line; west of highway and north of Malibu Creek. 1 Comment
  SD112035  Atriplex leucophylla Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  RSA188190  Atriplex pacifica R. F. Thorne, P. Everett 1965-6-24 35035 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon 45 Comment
  CAS-BOT-BC176354  Atriplex parryi Roxana S. Ferris 1918-6-12 913 Los Angeles In streets, Lancaster Comment
  RSA250080  Atriplex rosea R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42191 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  RSA478403  Atriplex semibaccata F. R. Fosberg 1931-3-26 S- 4396 Los Angeles Santa Catalina Island. Hillside above St. Catherine Hotel. 10 Comment
  UCR24093  Atriplex semibaccata John C. Roos 1937-9-7 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  LA50820  Atriplex semibaccata Harlan Lewis; 1939-10-8 1008 Los Angeles Santa Monica Mountains, West Los Angeles 60 Comment
  CDA23334  Atriplex triangularis T. C. Fuller 1963-10-9 11363 Los Angeles West bank of the San Gabriel River at 7th Street bridge, Long Beach. 0 Comment
  RSA250618  Avena barbata R. F. Thorne 1971-3-31 41439 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA717040  Avena fatua Gary Kovnat, LeRoy Gross 2003-4-5 38 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  IRVC26474  Avena fatua A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26142 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA5263  Baccharis douglasii C. B. Wolf 1932-9-16 4090 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  IRVC27022  Baccharis emoryi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2996 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  SBBG79593  Baccharis glutinosa F. R. Fosberg 1931-7-10 5363 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  UCR125182  Baccharis glutinosa A. C. Sanders, Mark Elvin 2002-6-25 25261 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  POM350397  Baccharis pilularis Anstruther Davidson 1905-10 1452 Los Angeles Hollywood Hills Comment
  RSA612188  Baccharis pilularis L. C. Wheeler 1971-11-22 s.n. Los Angeles San Gabriel Mountains: Buck Canyon off Little Tujunga Comment
  UC1118881  Baccharis pilularis P. L. Johannsen 1934-2-17 290 Los Angeles Pico Canyon Santa Susana Quad. 609 Comment
  CAS-BOT-BC98157  Baccharis salicifolia Peter H. Raven 1957-9-21 11338 Los Angeles Dry hillsides at n.w. end of U.C.L.A. campus, Los Angeles Comment
  UCR261340  Baccharis salicifolia R. G. Swinney 2010-4-1 12162 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  LA209797  Baccharis sergiloides Carl Wishner; 1999-9-21 34531 Los Angeles Santa Monica Mountains, Sepulveda Canyon, East Sepulveda Canyon Fire Road and fuelbreak 323 Comment
  CLARK-A1528-5652  Bassia hyssopifolia John C. Roos 1937-6-29 Los Angeles Malibu Beach Comment
  POM156195  Beta vulgaris L. R. Abrams 1902-6-12 2533 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA782808  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UC134708  Bidens laevis C. F. Baker 1903-10-1 3727 Los Angeles Pomona Comment
  CDA10521  Bidens laevis J. B. Cook, C. Siebe 1960-7-1 Los Angeles West side of Rosemead, just opposite weir on Legg Lake. 0 Comment
  CAS-BOT-BC101987  Bidens pilosa P. A. Munz 1918-5-19 2260 Los Angeles Claremont Comment
  CAS-BOT-BC101997  Bidens pilosa Alice Eastwood 1906-5-27 81 Los Angeles Streets of Los Angeles Comment
  SD80978  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles Fire road west of lower Millard Canyon, San Gabriel Mountains. 609 Comment
  UCR169484  Bloomeria crocea Kathleen Stockwell 2005-5-4 121 Los Angeles San Gabriel Mtns Foothills, North Claremont, Palmer Canyon N of Palmer Canyon Road at Via Padova, just N of Padua Hills Theater 610 Comment
  RSA367308  Bloomeria crocea var. crocea Jack Remple 1934-4-19 s.n. Los Angeles Slough, Centinela Blvd. SW of Los Angeles. Comment
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Aug 23 2009
  RSA600137  Bloomeria crocea var. montana Steve Boyd, Lauren Raz 1997-5-29 9918 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  CAS-BOT-BC16087  Boechera californica George B. Grant 1904-5-5 6197 Los Angeles Arroyo Seco Canyon. Comment
  RSA756778  Boechera californica Orlando Mistretta, Christine Mistretta 2008-4-29 2546 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  SFV21063  Bowlesia incana L. Gross 2001-5-6 385 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
  LA211264  Boykinia occidentalis Arthur C. Gibson; Tarja Sagar 2007-8-7 5171 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, above water in creek drainage. Comment
  RSA584293  Boykinia rotundifolia T. S. Ross, Orlando Mistretta 1993-5-27 7338 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  UCR108349  Brassica napus L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  SFV12458  Brassica nigra M. H. Grayum, D. L. Koutnik 1978-1-28 955 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  RSA637503  Brassica rapa Valerie L. Soza, LeRoy Gross 1999-5-10 450 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  SEINET12004600  Brassica rapa Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  SBBG95459  Brickellia californica M. B. Dunkle 1928-10-17 2022 Los Angeles Howland's Comment
  CAS-BOT-BC106218  Brickellia desertorum J. Grinnell 1903-11-14 s.n. Los Angeles Arroya Seco, near Pasadena Comment
  RSA596496  Brickellia nevinii L. C. Wheeler 1966-11-23 9150 Los Angeles San Gabriel Mountains. Devil's Canyon, near mouth where it suddenly narrows. Comment
  UCR193708  Bromus R. G. Swinney, Dave Larson 1999-6-25 7407 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  CAS-BOT-BC149339  Bromus arizonicus Geo. B. Grant 1902-5-1 117 Los Angeles Pasadena. Comment
  UC188874  Bromus arizonicus Geo. B. Grant Apr. 1902 4093 Los Angeles Altadena; Southern California, Altadena Comment
  SBBG12188  Bromus berteroanus P. H. Raven 1962-4-10 17185 Los Angeles Wilson Cove 60 Comment
  RSA233627  Bromus carinatus R. F. Thorne 1970-3-6 39414 Los Angeles Santa Catalina Island: Indian Rock in Emerald Bay 15 Comment
  UCR266407  Bromus carinatus D. E. Bramlet 2005-4-11 3789 Los Angeles Puente Hills, Powder Canyon 229 Comment
  UCR277073  Bromus carinatus R. G. Swinney 2011-6-7 15105 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  UC167146  Bromus carinatus var. carinatus Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles San Gabriel Mountains, Summit of Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson 1828 Comment
  UCR99359  Bromus carinatus var. carinatus Steve Boyd, Lauren Raz 1997-5-1 9650 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  UC1155589  Bromus carinatus var. carinatus G. L. Stebbins Jr. 1944-6-5 4232 Los Angeles Big Pines Resort 1828 Comment
  UCD59094  Bromus carinatus var. marginatus G. L. Stebbins Jr. 1941-6-19 3143 Los Angeles On road from Big Pines resort to Smithsonian Observatory. 1981 Comment
  RSA592293  Bromus catharticus L. C. Wheeler 1967-5-13 9540 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA534111  Bromus diandrus Timothy S. Ross 1991-5-17 5095 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  RSA660214  Bromus diandrus Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 16 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  POM364033  Bromus grandis T. M. Bonser 1891-6-30 s.n. Los Angeles [San Gabriel Mountains] Mt. Lowe. Comment
  UCR129887  Bromus hallii Victor Duran 1933-7-20 3521 Los Angeles San Gabriel Mtns., Buckhorn 1982 Comment
  CATA1036  Bromus hordeaceus Mark L. Hoefs 1995-5-10 1959 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  POM363865  Bromus hordeaceus S. F. Patton 1914-4-19 7 Los Angeles Los Angeles. Comment
  UC50584  Bromus hordeaceus Dr. A. Davidson Los Angeles Lancaster Comment
  SBBG131720  Bromus madritensis S. A. Junak 1999-5-22 SCa 1002 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  UCR177764  Bromus madritensis LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1054 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, Brand Canyon, above the large waterfall, where the canyon forks 534 Comment
  RSA0022522  Bromus madritensis subsp. madritensis Duncan S. Bell, Caitlin Elam 2013-6-24 5246 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UCR101190  Bromus madritensis subsp. madritensis L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mtns., c. 1 mi east of mouth of Little Tujunga Canyon Comment
  UC519878  Bromus madritensis subsp. rubens Carl Epling April, 1931 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  POM363941  Bromus rubens Donald Tahara 1975-4-18 68 Los Angeles Ferndell Pk., Los Angeles Comment
  RSA157802  Bromus rubens P. H. Raven 1962-5-9 17668 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  SBBG56627  Bromus secalinus M. N. Ackley -Apr-1929 Los Angeles Hyde Park 47 Comment
  RSA603330  Bromus sterilis Scott D. White 1997-5-21 5211 Los Angeles San Gabriel River Canyon: N of Azusa; roadside along Highway 39 above San Gabriel Reservoir. 476 Comment
  SEINET3923427  Bromus sterilis Louis C. Wheeler 1967-7-6 9929 Los Angeles San GABRIEL MOUNTAINS: San Dimas Canyon.; 0 488 Comment
  UCR223117  Bromus tectorum R. G. Swinney 2009-5-20 10799 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCD59908  Bromus tectorum var. glabratus A. A. Beetle 1942-4-24 3214 Los Angeles 6 miles W of Llano. Comment
  RSA748668  Calandrinia ciliata R. G. Swinney 2008-3-31 8588 Los Angeles Glendora Mountain summit 1003 Comment
  RSA232797  Calandrinia ciliata R. F. Thorne 1966-4-17 36098 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  UC71066  Calceolaria Ernest Braunton July 1901 Los Angeles Los Angeles, Cal Comment
  CDA5110  Callistemon viminalis R. E. Riefner Jr. 2007-3-4 Jul- 98 Los Angeles Near Griffith Park, east bank of Los Angeles River near River Ride Stables, ca 0.5 mile south of Colorado Street. Comment
  SD12593  Calochortus albus Edith A. Purer 1935-5-11 6577 Los Angeles Hillside, Malibou Road, Santa Monica Mountains. Comment
  UC1537206  Calochortus clavatus Gordon H. True Jr. 1935-5-16 291 Los Angeles Bouquet Canyon Comment
  SBBG57676  Calochortus clavatus L. Rowntree 1929-5-25 Los Angeles Van Nuys Comment
  RSA671259  Calochortus kennedyi Robert Gustafson 1978-6-1 946 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  RSA68635  Calochortus plummerae Frank W. Peirson 1922-7-22 3213 Los Angeles San Antonio Canyon, Los Angeles-San Bernardino County line 1524 Comment
  JEPS61715  Calochortus splendens Frank W. Peirson 1922-6-4 3089 Los Angeles Soledad Canyon San Gabriel Mountains 457 Comment
  SBBG94248  Calochortus splendens F. R. Fosberg 1931-5-7 4844 Los Angeles Sweetwater Cyn 160 Comment
  SBBG66301  Calycoseris parryi R. Hoffmann 1932-4-26 Los Angeles Harold Comment
  CHSC100406  Calyptridium monandrum John Dittes; Josephine Guardino 2008-2-23 1507 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  LA200771  Calyptridium monandrum Jonathan Sauer; John O'Leary 1978-4-18 5997 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  UCD100296  Calyptridium monandrum Geoffrey Levin 1975-5-17 513 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCR150458  Calyptridium monandrum R. G. Swinney 1999-6-21 7369 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  UCR190367  Calyptridium monospermum R. G. Swinney, Cody Clarke 2001-6-20 7997 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  JEPS5839  Calyptridium parryi var. parryi Frank W. Peirson 1922-7-5 3169 Los Angeles Big Pines San Gabriel Mountains 2072 Comment
  OBI69277  Calystegia macrostegia John Knapp, Denise Knapp 2003-4-13 4 Los Angeles Catalina Island . 37 Comment
  UC1220413  Calystegia macrostegia subsp. arida G. I. Stage 1963-7-8 63 -41 Los Angeles Tanbark Flat , Tanbark Flat (San Gabriel Mountains) Comment
  UCR272973  Calystegia macrostegia subsp. arida R. G. Swinney 2011-4-26 14519 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
  LA33478  Calystegia macrostegia subsp. cyclostegia Peter H. Raven; 1959-4-4 13952 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 15 Comment
  LA50076  Calystegia macrostegia subsp. cyclostegia Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume Comment
  CAS-BOT-BC215799  Calystegia macrostegia subsp. intermedia Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  SD225759  Calystegia macrostegia subsp. intermedia R. K. Brummitt 1998-5-24 20019 Los Angeles San Gabriel Mts., San Gabriel Canyon between two dams 399 Comment
  RSA596025  Calystegia peirsonii T. S. Ross, J. Mark Porter 1995-5-4 8447 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCR55753  Camissonia bistorta J. A. Adams 1963-4-16 5 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 335 Comment
  RSA0115693  Camissonia campestris A. C. Sanders 2008-4-11 34841 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM Pine. 995 Comment
  UCR193572  Camissonia campestris R. G. Swinney 1999-4-5 7050 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
  RSA165711  Camissonia campestris Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Liebre Campground, Liebre Mtn. Angeles National Forest. 1646 Comment
  UCD103325  Camissonia campestris Michael Alvord; Marc Blain, Mark Meyers 1993-5-1 33 Los Angeles City of Llano, Mojave Desert, 2.9 miles S of Hwy 138, on Largo Vista Road, W side of road. 850 Comment
  RSA454719  Camissonia campestris subsp. campestris Robert M. Perkins 1937-4-23 360 Los Angeles Antelope Valley, Mojave Desert, 2 miles S of Lancaster, semi-desert. Comment
  UC147162  Camissonia campestris subsp. campestris H. M. Hall June, 1899 Los Angeles Swarthout Canyon San Antionio Mountains 2042 Comment
  UCD103401  Camissonia campestris subsp. campestris J. M. Tucker 1962-4-18 3619 Los Angeles Oso Canyon, 1.5 miles SE of Hamilton Field gate. 1188 Comment
  RSA454034  Camissonia cheiranthifolia subsp. suffruticosa Elbert Benjamine, Rice 1929-1-27 8465 Los Angeles Playa del Rey. Comment
  RSA759089  Camissonia claviformis Gary Adest 1971-5-29 s.n. Los Angeles Mojave Desert: East of 145th street between Avenues O and Q, east of Palmdale 762 Comment
  RSA730291  Camissonia hirtella R. G. Swinney 1998-8-1 6632 Los Angeles San Gabriel Mtns.: Vincent Gulch, 1.2 mi. SE of Vincent Gap Trail Head, c. 2 mi. east of the summit of Mt. Baden-Powell 1631 Comment
  UCR110904  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-22 22013 Los Angeles San Gabriel Mtns., W of Rosemead Blvd., Burton Ave. at Longden Ave., under SCE powerlines 146 Comment
  POM8574  Camissonia intermedia P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  RSA549795  Camissonia intermedia Wandalee Thompson 1964-4-11 11 Los Angeles San Francisquito Canyon. Comment
  RSA0004485  Camissonia intermedia Peter H. Raven 1962-5-1 17517 Los Angeles Mulholland Highway 2.6 miles east of Seminole Hot Springs, Santa Monica Mts. 549 Comment
  UCR223068  Camissonia pallida R. G. Swinney 2009-5-6 10681 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR280756  Camissonia pallida R. G. Swinney 2014-4-30 16274 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
  UCR282042  Camissonia pallida subsp. pallida R. G. Swinney 2014-4-18 16111 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
  RSA632845  Camissonia pallida subsp. pallida Robert F. Thorne, A. C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39506 -A Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1433 Comment
  UCR101718  Camissonia palmeri B. G. Pitzer 1998-5-23 3751 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA600043  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-25 9263 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA0110927  Camissoniopsis R. G. Swinney 2011-6-7 15076 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
  CAS-BOT-BC160518  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles Canyon mouth southeast of Eel Point, half way toward Seal Cove. San Clemente Island 6 Comment
  CHSC3668  Camissoniopsis hirtella Mary MacArthur 1966-5-12 15 Los Angeles San Rafael Mts--Glendale College. 213 Comment
  SBBG130737  Cardamine californica S. A. Junak 2000-4-1 SCa 1163 Los Angeles E side of 4th of July Cove, along main rd 60 Comment
  UCR205690  Cardamine flexuosa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36979 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UC917792  Cardionema ramosissimum Frank W. Gould 1944-4-15 2284 Los Angeles Sepulveda Blvd. near West R.R., Manhatten Beach vicinity Manhattan Beach Comment
  UCR150931  Carduus pycnocephalus Valerie Soza, LeRoy Gross 1999-5-10 459 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 378 Comment
  UCR260344  Carduus pycnocephalus R. G. Swinney 2010-5-4 12563 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR274130  Carduus pycnocephalus Steven A. Junak 1999-5-20 SCa- 958 Los Angeles Channel Islands, Santa Catalina Island, along Cottonwood-Black Jack Road, plant stop 341 Comment
  RSA364581  Carex alma L. C. Wheeler 1933-7-4 1897 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  SEINET3167055  Carex alma G. B. Grant 138 -a Los Angeles Pasadena Comment
  UCR243028  Carex alma R. G. Swinney 2009-8-6 11527 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UCR224014  Carex barbarae Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11679 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR223541  Carex fracta R. G. Swinney 2009-6-2 11002 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  POM1462  Carex globosa I. M. Johnston 1918-9-1 2132 Los Angeles Canyon (Fern C.) north of Brown's Flats. 1280 Comment
  UCR227369  Carex globosa Orlando Mistretta, Christine Mistretta 2008-5-15 3060 Los Angeles Transverse Range; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 79 per TRTP Survey 2008), W Fork San Gabriel River, Shortcut Canyon 1194 Comment
  RSA679893  Carex hassei LeRoy Gross 2003-6-7 1001 Los Angeles From Three Points (off Angeles Crest Highway) east to spring on the south side of Mt. Waterman, north end of the San Gabriel Wilderness area. 1951 Comment
  UC212800  Carex hassei I. M. Johnston 1917-7-28 1413 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains 2438 Comment
  RSA667893  Carex multicaulis Michael Denslow, Samantha Tessel 2002-6-4 689 Los Angeles Upper Rincon Red Box Road, 1372 Comment
  RSA730084  Carex pellita R. G. Swinney, D. W. Larson 1999-5-29 7236 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
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Sep 30 2018
  RSA756006  Carex praegracilis Orlando Mistretta, Christine Mistretta 2008-4-29 2551 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA1519  Carex schottii D. L. Crawford 1916-3-1 s.n. Los Angeles Mountains above Claremont, Palmer s Canyon. Comment
  CAS-BOT-BC117319  Carex spissa Samuel B. Parish 1901-4-1 3747 Los Angeles Santa Monica Range. Comment
  RSA603390  Carex spissa L. C. Wheeler 1975-4-23 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash, just below Foothill Blvd. Comment
  RSA0116662  Carex subfusca R. G. Swinney 2008-10-16 9596 Los Angeles San Gabriel Mtns.; Jackson Lake, south side of Big Pines Highway. 1872 Comment
  RSA190964  Carex triquetra Robert F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 s.n. Los Angeles Santa Catalina Island: lower end Bullrush Canyon 183 Comment
  SD40049  Carpobrotus edulis Edith A. Purer 1932-4-28 2777 Los Angeles El Segundo Comment
  UCR150580  Castilleja applegatei subsp. martini L. C. Wheeler 1967-9-4 10652 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain Ridge 2241 Comment
  RSA730603  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1969-7-10 38436 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  SBBG95431  Castilleja exserta M. B. Dunkle 1928-3-17 1739 Los Angeles Horse Flats, Johnson's Comment
  UCR127214  Castilleja exserta A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26278 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  CHSC3702  Castilleja foliolosa Mary MacArthur 1966-4-28 4 Los Angeles San Franciskito. Near road. 30 Comment
  RSA400573  Castilleja foliolosa Grace Shaffer 1915-4-23 s.n. Los Angeles San Fernando Valley. Comment
  RSA703542  Castilleja foliolosa Michael Honer 2004-6-22 2003 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  RSA82277  Castilleja foliolosa F. W. Peirson 208 Los Angeles Foothills near Millard's Canyon, San Gabriel Mountains. Comment
  UCSB27050  Castilleja foliolosa Day, Fran 1964-4-25 Los Angeles 16 miles south of Gorman; on U.S. 99 670 Comment
  RSA0005954  Castilleja gleasoni A. D. E. Elmer 1902-06 3659 Los Angeles Acton. Mt. Gleason. 829 Comment
  SD80904  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles Southeast coast of San Clemente Island, Common on lower slope bluffs. Comment
  RSA5487  Castilleja linariifolia Carl B. Wolf 1932-8-11 4013 Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  UC1032424  Castilleja linariifolia H. S. Yates 1936-8-28 6361 Los Angeles 0.5 mi nw Valyermo Ranger Station; Rock Creek Quad. 1219 Comment
  HSC20575  Castilleja minor subsp. spiralis C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  SBBG125461  Castilleja minor subsp. spiralis A. Parikh, N. Gale 2010-6-18 3329 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1225 Comment
  RSA518003  Castilleja plagiotoma Steve D. Boyd, Orlando Mistretta 1986-3-31 1530 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
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Nov 30 2011
  SBBG93637  Castilleja plagiotoma A. Kingsbury 1983-4-7 60 Los Angeles Bob's Gap, 0.25 mi E of Limekiln ruins 2.7 mi S of Pearblossom Hwy on 165th E 1243 Comment
  CHSC8383  Casuarina equisetifolia E. L. Smith 1957-3-23 267 Los Angeles Located on Pomona College campus, Claremont. San Gabriel Mountains. 381 Comment
  UCR271573  Caulanthus amplexicaulis R. G. Swinney 2011-5-19 14789 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  CAS-BOT-BC38299  Caulanthus cooperi Timothy S. Ross 1991-4-27 4646 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with highway 138 (& hiking +-S to SSW). 1203 Comment
  LA105170  Caulanthus coulteri A. C. Sanders; E. J. Lawlor 1988-4-3 7741 Los Angeles SW end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline road, 0.4 mi. above the old highway 1280 Comment
  SEINET7907429  Caulanthus inflatus J. Massey, J. Henrickson 1966-1 Los Angeles 1 mi E of Jct of Ave J & 250, Saddle Back Butte Area Comment
  CAS-BOT-BC40217  Caulanthus lasiophyllus Carl B. Wolf 1932-5-9 3496 Los Angeles Santa Catalina Island, along road to Renton Mine, about due west of Pebbly Beach. 304 Comment
  RSA261699  Ceanothus arboreus Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC48601  Ceanothus cordulatus Le Roy Abrams; E. A. McGregor 1908-7-3 618 Los Angeles North Baldy Mountain, San Gabriel Mountains 2286 Comment
  CAS-BOT-BC48734  Ceanothus crassifolius Philip A. Munz 1925-4-23 9445 Los Angeles San Gabriel Canyon 487 Comment
  CAS-BOT-BC48756  Ceanothus crassifolius Tim Ross; Orlando Mistretta 1993-5-26 7299 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway 993 Comment
  LA52213  Ceanothus crassifolius A. M. Johnson; 1932-5-30 4109 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA398862  Ceanothus crassifolius L. E. Hoffman 1932-3-14 16302 Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  CAS-BOT-BC48877  Ceanothus cuneatus John Thomas Howell 1928-4-5 3719 Los Angeles near head of Bouquet Canyon, Liebre Mts. Comment
  IRVC27769  Ceanothus cuneatus A. C. Sanders 2005-5-11 30138 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  UC1751204  Ceanothus cuneatus var. cuneatus P. L. Johannsen 1934-2-13 281 Los Angeles 1 mi SE of Haskell-Boquet Junction 487 Comment
  CAS-BOT-BC50160  Ceanothus integerrimus Timothy S. Ross; Steve Boyd 1990-5-17 2550 Los Angeles North Fork Mill Creek: along Forest Service Road 3N27, 8.7 road miles N of Big Tujunga Canyon Rd, 1286 Comment
  RSA177820  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34472 Los Angeles Santa Catalina Island. Near Catalina Airstrip 457 Comment
  LA32006  Ceanothus oliganthus Peter H. Raven; Henry J. Thompson 1959-4-3 13919 Los Angeles Santa Monica Mountains, Saddle Peak; about 0.7 mile NE of summit 807 Comment
  CLARK-A1528-3901  Ceanothus spinosus Alfred R. Roos 1948-4-9 Los Angeles Santa Monica Mountains Comment
  LA52232  Ceanothus spinosus A. M. Johnson; 1934-5-4 4459 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCD112712  Ceanothus spinosus Gerald Dickinson 1962-5-17 39 Los Angeles Topanga Canyon and Upper Robinson Rd. Santa Monica Mts. 304 Comment
  SEINET11736967  Cedrus libani Unknown 1946-1 s.n. Los Angeles Pasadena Comment
  RSA722088  Celtis australis R. E. Riefner 2006-4-29 6 -158 Los Angeles City of Pasadena, canyon in vicinity of Candeo Dr. and Wierfield Dr. 320 Comment
  CDA7081  Centaurea calcitrapa J. B. Cook 1945-10-17 Los Angeles Pacific Palisades. 0 Comment
  RSA719491  Centaurea melitensis Gary Kovnat, LeRoy Gross 2003-6-28 45 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  LA201783  Centaurea solstitialis Arthur C. Gibson; 2003-7-25 4848 Los Angeles Comment
  UC68886  Centromadia parryi subsp. australis H. M. Hall 1905-7-1 6725 Los Angeles near Los Angeles; Inglewood Comment
  SBBG62323  Centrostegia thurberi R. Hoffmann 1929-5-19 Los Angeles Harold Comment
  UCR276949  Centrostegia thurberi R. G. Swinney 2010-5-21 12858 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SBBG12085  Cerastium glomeratum P. H. Raven 1962-4-10 17210 Los Angeles summit of Thirst 579 Comment
  SBBG13300  Cerastium glomeratum M. A. Piehl 1962-6-10 62395 Los Angeles cyn E of Thirst 304 Comment
  UCR11937  Cerastium glomeratum H. J. Thompson 1959-11-23 3008 Los Angeles Western Transverse Range; Santa Monica Mtns., S shore of Upper Franklin Canyon Reservoir 259 Comment
  LA38637  Cerastium glomeratum Henry J. Thompson; 1959-11-23 3008 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  POM214446  Cerastium glomeratum L. C. Wheeler 1934-3-18 2454 Los Angeles Lievoak Canyon 487 Comment
  UCR145165  Cercocarpus betuloides June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR186921  Cercocarpus betuloides A. C. Sanders 2006-4-25 32181 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
  UCR223651  Cercocarpus betuloides R. G. Swinney 2009-6-24 11267 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  CAS-BOT-BC142114  Cercocarpus betuloides var. betuloides Carl B. Wolf 1932-5-10 3505 Los Angeles Avalon Canyon, above the last almond orchard - Santa Catalina Island 121 Comment
  CAS-BOT-BC142126  Cercocarpus betuloides var. betuloides George B. Grant 1901-1-1 158 Los Angeles Pasadena Angoz - Coast Range Comment
  SBBG17985  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-7 5534 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  CAS-BOT-BC143818  Cercocarpus ledifolius var. ledifolius H. E. McMinn 1926-7-22 1792 Los Angeles Mt. San Antonio, Bear Flat Trail Comment
  SEINET6048893  Cercocarpus montanus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  LA88733  Cercocarpus traskiae Karen Searcy; 1967-4-29 45 -2 Los Angeles Santa Catalina Island, In Gully ca. 1 mi. WNW of Salta Verde Pt 30 Comment
  CAS-BOT-BC279511  Chaenactis artemisiifolia F. Grinnell Jr. 1910-6-22 s.n. Los Angeles Switzers Trail, San Gabriel Mts. 1066 Comment
  RSA0057924  Chaenactis artemisiifolia Richard G. Swinney 2010-6-23 13339 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  VVC3381  Chaenactis artemisiifolia Tim Thomas 1973-4-24 16 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  SBBG46704  Chaenactis fremontii Leota Davidson 1965-5-9 164 a Los Angeles E of Little Rock Comment
  UCR96195  Chaenactis glabriuscula B. G. Pitzer 1996-4-21 2717 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
  CAS-BOT-BC277339  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 249 -6919 Los Angeles Summit Mt. Wilson 1828 Comment
  JEPS34182  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  CAS-BOT-BC279726  Chaenactis xantiana Timothy S. Ross; Steve Boyd 1994-5-25 7888 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
  UCR270152  Chaenactis xantiana R. G. Swinney 2011-4-20 14434 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
  UCSB7214  Chaenactis xantiana Wedberg, H. 1957-4-19 Los Angeles 0.5 mi. E. Pearblossom 914 Comment
  RSA587365  Chaenactis xantiana Orlando Mistretta 1995-4-25 1646 Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  POM306267  Chamaesyce maculata Henry J. Ramsey, Henry J. Ramsey 1937-8-12 1412 Los Angeles Altadena Comment
  RSA737490  Chamaesyce melanadenia D. E. Bramlet 2007-7-13 4110 Los Angeles La Verne. 152 m North of Baseline, 1.37km west of Live Oak Cyn Road & 1.28km east of Marshall Creek. Comment
  UC17682  Chamaesyce serpyllifolia Jos. Burtt Davy Los Angeles Pomona 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
  UCR126350  Chenopodium berlandieri A. C. Sanders 2003-8-6 27115 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  UCR205630  Chenopodium berlandieri A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36999 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
  RSA729687  Chenopodium californicum R. G. Swinney 1999-4-5 7049 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
  SBBG77584  Chenopodium californicum F. R. Fosberg 1931-3-18 4283 Los Angeles Hamilton Cyn 10 Comment
  SBBG96981  Chenopodium californicum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4337 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  UCR252552  Chenopodium californicum R. G. Swinney 2010-5-11 12645 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
  RSA534014  Chenopodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5103 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
  PASA2695  Chenopodium fremontii Frank W. Peirson 1924-10-26 5258 Los Angeles Arroyo Seco below California St. bridge, Pasadena 198 Comment
  SBBG130603  Chenopodium macrospermum S. A. Junak 2000-10-12 SCa 1411 Los Angeles N side of Thompson Reservoir 195 Comment
  CLARK-A1528-2567  Chenopodium multifidum John C. Roos 1937-7-19 1159 Los Angeles Pasadena Comment
  RSA250484  Chenopodium pratericola R. F. Thorne, John Dourley 1967-10-10 37350 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  RSA133818  Chenopodium pumilio P. H. Raven 1959-10-9 14611 Los Angeles University of california west Los Angeles. 130 Comment
  CHSC95471  Chlorogalum pomeridianum var. pomeridianum LeRoy Gross; Valerier Soza, Samantha Tessel 2001-6-4 405 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland. 427 Comment
  CAS-BOT-BC178910  Chorizanthe Timothy S. Ross; J. Mark Porter 1995-5-4 8504 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  UCR144095  Chorizanthe coriacea Scott D. White 1997-5-15 5145 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  JEPS108295  Chorizanthe spinosa David Gowen 2005-5-21 352 Los Angeles HWY 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th St. West. Comment
  RSA199163  Chorizanthe staticoides Robert F. Thorne, D. Propst 1968-5-29 37686 Los Angeles Santa Catalina Island: central part of Cape Canyon 305 Comment
  SEINET6095462  Chorizanthe staticoides Unknown 1996-6-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC55755  Chorizanthe staticoides Ernest Braunton 1902-6-1 418 Los Angeles Elysian Park Comment
  RSA748407  Chorizanthe watsonii Justin M. Wood 2009-6-1 784 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  JEPS57757  Chorizanthe xanti S. B. and W. F. Parish June 1881 Los Angeles Comment
  RSA682515  Chorizanthe xanti var. xanti Scott D. White, Michael Honer 2003-5-7 9207 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  UCR263068  Chorizanthe xanti var. xanti Mitch Provance 2008-4-14 10146 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UCR206467  Chrysanthemum coronarium A. C. Sanders, T. B. Salvato 2009-5-20 36844 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA188543  Chrysothamnus nauseosus subsp. bernardinus R. F. Thorne, John Olmsted 1965-8-26 35370 Los Angeles Blue ridge, ca. 1/2 mi beyond junction with Angeles Crest Hwy 2255 Comment
  RSA90698  Chrysothamnus nauseosus subsp. bernardinus Raymond J. Dobbs 1924-8-8 5398 Los Angeles near summit of Strawberry Peak 1859 Comment
  POM352152  Cirsium occidentale var. californicum L. C. Wheeler 1933-7-4 1903 Los Angeles San Gabriel Mountains: San Dimas Canyon 640 Comment
  RSA0092534  Cirsium occidentale var. californicum R. G. Swinney 2011-6-22 15256 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  UC1584243  Cirsium occidentale var. californicum Tim Ross and Steve Boyd 1990-6-6 2815 Los Angeles Green Valley Pasture Lake Hughes Quadrangle, San Franciscquito Canyon 926 Comment
  UCR127639  Cirsium occidentale var. californicum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2913 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR61038  Cirsium occidentale var. californicum R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. E side of Glendora Mtn Rd, 100 yards south of Little Dalton Campground 381 Comment
  UCR17996  Cirsium occidentale var. occidentale G. R. Johnstone 1934-5-20 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay 91 Comment
  UCR253908  Cirsium occidentale var. venustum Mitch Provance 2009-6-24 0609- 5 Los Angeles Western Transverse Range, Gorman, near Peace Valley Rd. crossing of Gorman School Rd., truck stop near Hungry Valley 1166 Comment
  SBBG98081  Cistanthe maritima T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5211 Los Angeles 1300 ft NNW of Guds (888') marker 228 Comment
  CAS-BOT-BC228707  Cistanthe umbellata Le Roy Abrams; E. A. McGregor 1908-7-3 608 Los Angeles North Baldy Mountain, San Gabriel Mountains 2743 Comment
  RSA279041  Cistus creticus R. F. Thorne 1971-4-23 41479 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  RSA748435  Cistus ladanifer Justin M. Wood 2009-6-1 804 -B Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  SEINET12235911  Citrus W. F. Wight 1909-1 3566 Los Angeles San Dimas Comment
  POM155765  Clarkia bottae M. L. Bryan 1928-4-20 85 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  CHSC1097  Clarkia cylindrica E. Thomas 1964-6-12 Los Angeles Hiway 99 near Saugus. Comment
  JEPS43845  Clarkia cylindrica subsp. clavicarpa C. L. Hitchcock 1928-5-27 44 Los Angeles 1 1/2 mi s Lebec (on Ridge Route) 1200 Comment
  SEINET6043326  Clarkia dudleyana Scott D. White 1998-6-10 6713 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SFV21116  Clarkia dudleyana L. Gross 2003-6-19 1100 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. Canyon bottom (the canyon is not as deep as the hills north of 210 Freeway are low Homes are in the northern portion, the southern half gets just a little steeper on the slopes with more water in the creek. 457 Comment
  CAS-BOT-BC163716  Clarkia purpurea subsp. quadrivulnera F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  CAS-BOT-BC163724  Clarkia purpurea subsp. quadrivulnera E. Graves 1900-5-1 s.n. Los Angeles Pasadena Comment
  POM3028  Clarkia purpurea subsp. quadrivulnera C. F. Baker 1915-5-15 5352 Los Angeles Mts. near Claremont Comment
  RSA590607  Clarkia rhomboidea Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2965 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  RSA545319  Clarkia similis Tim S. Ross 1992-5-17 6342 Los Angeles San Gabriel Mountains: center W side of the San Gabriel Reservoir; short easterly spur canyon along Highway 39. 463 Comment
  CAS-BOT-BC165501  Clarkia unguiculata Robert F. Thorne; C. W. Tilforth 1971-6-17 39936 Los Angeles 2 miles up Lower Tujunga Rd. from Forestry Headquarters. San Gabriel Mts., Angeles National Forest 457 Comment
  LA45505  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA45508  Clarkia unguiculata Harvey Anderson; Carl Epling, Lincoln Ellison 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA493  Clarkia unguiculata J. T. Howell 1928-6-29 1012 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  IRVC26625  Clarkia xantiana subsp. xantiana Orlando Mistretta, Steve Boyd 1995-5-23 1710 Los Angeles Bare Mountain Canyon, W side tributary drainage NE of Pacifico Mtn. San Gabriel Mtns. 1784 Comment
  UCR143554  Clarkia xantiana subsp. xantiana Orlando Mistretta, Steve Boyd 1995-5-23 1730 Los Angeles Transverse Ranges; San Gabriel Mtns., Bare Mountain Canyon 1905 Comment
  RSA732813  Claytonia parviflora subsp. parviflora R. G. Swinney 2000-5-6 7668 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  RSA466711  Claytonia parviflora subsp. utahensis Robin S. Collins 1973-4-9 230 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  UCR193160  Claytonia perfoliata R. G. Swinney 1998-7-14 6453 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  SDSU17715  Claytonia perfoliata S. H. Bullock 1968-3-26 15 Los Angeles Claremont, Blanchard Park, Mills Ave. between First and Sixth Streets. 351 Comment
  POM199784  Claytonia perfoliata subsp. mexicana I. W. Clokey, Bonnie C. Templeton 1929-03 4527 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA466694A  Claytonia perfoliata subsp. mexicana L. C. Wheeler 1933-4-15 1635 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  RSA678773  Claytonia perfoliata subsp. mexicana V. Soza, LeRoy Gross 2002-5-8 1452 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  RSA708802  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1152 Los Angeles Ridgetop above McDonald Creek. 412 Comment
  RSA386210  Clematis lasiantha H. de Forest 1929-04 s.n. Los Angeles Topanga Canyon. Comment
  RSA386244  Clematis ligusticifolia F. R. Fosberg 1931-7-10 S 5367 Los Angeles Eagle's Nest, Middle Ran[ch] Canyon, Santa Catalina Island. 180 Comment
  RSA795203  Clematis ligusticifolia Jane Tirrell 2012-8-3 LS 0146 Los Angeles South side California State Route 2, approx. 100 ft. east of turnout at mile marker 67.7. 2313 Comment
  SD69582  Clematis ligusticifolia Robert F. Thorne 1966-9-14 36628 Los Angeles Santa Catalina Island; margin of reservoir, Middle Ranch, Middle Ranch Canyon 198 Comment
  UCSB12510  Clematis ligusticifolia Breedlove, Dennis 1961-8-4 Los Angeles near Peavine Campground; 3 mi W of Wrightwood on Big Pines Highway; San Gabriel Mtns 1828 Comment
  RSA440800  Cleome isomeris E. A. Purer 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  CAS-BOT-BC423113  Cleomella obtusifolia Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  RSA408415  Collinsia bartsiifolia var. davidsonii Robert M. Perkins 1935-4-14 s.n. Los Angeles Two miles north of Lancaster. Comment
  UCR223165  Collinsia callosa R. G. Swinney 2009-5-20 10813 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  POM294589  Collinsia heterophylla Lyman D. Benson 1945-5-11 11694 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  RSA408276  Collinsia heterophylla F. E. Durkee 1906-5-30 s.n. Los Angeles Hollywood Canyon Comment
  POM7652  Collinsia heterophylla L. R. Abrams 1901-4-3 1229 Los Angeles Santa Monica Mountains. Comment
  RSA240671  Collinsia heterophylla Donald R. Bissing 1973-6-2 106 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  UCR256561  Collinsia heterophylla var. austromontana Anuja Parikh, Nathan Gale 2011-7-15 3562 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39 S an Gabriel Canyon Road 570 Comment
  SEINET12268973  Collinsia tinctoria Unknown 1933-1 8471 Los Angeles near Los Angeles Comment
  RSA729461  Collinsia torreyi var. wrightii R. G. Swinney 1998-7-8 6339 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  SBBG10935  Constancea nevinii R. Moran 1958-9-15 6820 Los Angeles cyn 1.8 mi SE of Eel Pt 100 Comment
  UC1302309  Constancea nevinii Robert F. Thorne and P. C. Everett 1964-2-7 33444 Los Angeles above road to St. Catherine's Hotel; Santa Catalina Island, Avalon 7 Comment
  JEPS26142  Conyza bonariensis Peter H. Raven 1959-4-4 13977 Los Angeles near houses behind Point Dume; Santa Monica Mountains, Point Dume 21 Comment
  SEINET4676056  Cordylanthus filifolius Keith Dobry 1991-6-27 d 780 Los Angeles Santa Monica Mountains at Soka University northeast section. 1 mile east of Las Virgenes Road off Mulholland Hwy.; 0 Comment
  IRVC28562  Cordylanthus rigidus A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27125 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA549141  Cordylanthus rigidus subsp. setiger Tim S. Ross 1992-7-16 6698 Los Angeles San Gabriel Mountains: ridgeline between Iron Mountain and Condor Peak; 134 degrees SE, 1020m distant from Iron Mountain summit. 1479 Comment
  UC761896  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UCR194019  Coreopsis bigelovii R. G. Swinney 1999-5-22 7194 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  LA212211  Coreopsis douglasii Louis C. Wheeler; 1933-4-16 1646 Los Angeles SAN GABRIEL MOUNTAINS, Live Oak Canyon 426 Comment
  CDA1015  Coreopsis gigantea D. G. Kelch 1991-3-17 1326 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA3612  Coreopsis gigantea C. B. Wolf 1932-5-14 3631 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  RSA518378  Coreopsis gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC105689  Corethrogyne filaginifolia W. R. O 73 -656 Los Angeles Small canyon along Rd. S.E. of Aedionda Lagoon between Palomar Airport and El Camino Real Comment
  CAS-BOT-BC105714  Corethrogyne filaginifolia Ernest Braunton 1902-8-1 646 Los Angeles Los Angeles Comment
  SFV12563  Corethrogyne filaginifolia M. H. Grayum, D. L. Koutnik 1977-11-25 890 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  POM50131  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1901-8-15 2177 Los Angeles Ballona Harbor. Comment
  RSA356035  Corethrogyne filaginifolia var. virgata R. F. Thorne 1975-9-3 47377 Los Angeles Santa Catalina Island, Fisherman's Cove Comment
  SFV22119  Cortaderia selloana J. M. Keefe 2001-1-31 31043 Los Angeles San Rafael Hills Glendale, Glendale College (1500 North Verdugo Road) Hill. Along foot trail in 10 year old disturbed soil (bulldozed 1992) on south-facing slope at top of slope above north edge of Parking Lot B&C, 66 meters west of Glendale Freeway (just north of Mountain Street). 287 Comment
  CAS-BOT-BC287255  Cotula australis Geo. B. Grant 1905-4-3 6460 Los Angeles Pasadena Comment
  RSA762295  Cotula australis Orlando Mistretta, Christine Mistretta 2008-5-6 2660 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  UCR35838  Crassula tillaea R. F. Thorne 1979-4-25 52776 Los Angeles Rancho Santa Ana Botanic Garden: S end of desert garden growing on hard-packed ground 415 Comment
  CAS-BOT-BC427959  Crassula tillaea Louis C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Arroyo Seco between El Prieto and Fern Canyon. East side of Arroyo. Comment
  SBBG128317  Crocanthemum scoparium M. L. Hoefs 1991-4-23 1148 Los Angeles around upper White's Landing Rd 451 Comment
  RSA0106883  Crypsis vaginiflora Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 420 Los Angeles Santa Catalina Island. NE end of Upper Buffalo Corral Reservoir. 188 Comment
  UCR187003  Cryptantha A. C. Sanders 2006-4-28 32224 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
  UCR192878  Cryptantha R. G. Swinney 1998-7-8 6330 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR223493  Cryptantha R. G. Swinney 2009-6-8 11072 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  SBBG63629  Cryptantha barbigera R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  CAS-BOT-BC189388  Cryptantha circumscissa Robert F. Thorne; C. W. Tilforth 1973-4-20 43104 Los Angeles San Gabriel Mountains, Mojave desert slope, San Bernardino National Forest: Mormon Rocks and Cajon Canyon 1036 Comment
  CAS-BOT-BC189398  Cryptantha circumscissa Timothy S. Ross; J. Mark Porter 1994-5-1 7569 Los Angeles SW Mojave Desert: ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  SD113303  Cryptantha circumscissa Darley F. Howe 1947-5-4 1776 Los Angeles Vincent, Western MoJave Desert Comment
  SD2533403  Cryptantha circumscissa R. G. Swinney 2011-4-1 14297 Los Angeles San Gabriel Mts./SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile S of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  RSA517124  Cryptantha clevelandii T. S. Ross 1990-5-14 2503 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1095 Comment
  RSA592010  Cryptantha clevelandii Mark Hoefs, D. Propst 1973-5-4 258 Los Angeles Santa Catalina Island, W end road just beyond Cherry Cove, near Lyon s Head Point 46 Comment
  UC551852  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10646 Los Angeles Grand Canyon Santa Catalina Island Comment
  RSA596886  Cryptantha corollata T. S. Ross, J. Mark Porter 1995-5-4 8518 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC1516007  Cryptantha micrantha Baki Kasapligil 1960-4-11 3228 Los Angeles Little Rock Canyon, near the dam Little Rock Canyon 1127 Comment
  RSA709538  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  RSA0092501  Cryptantha muricata R. G. Swinney 2011-6-22 15246 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  UC2026382  Cryptantha muricata Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, depression on bench NE of Campground. Comment
  UCR177534  Cryptantha muricata LeRoy Gross 2005-4-28 2161 b Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR224268  Cryptantha muricata R. G. Swinney 2009-6-24 11273 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
  RSA0119516  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-19 16561 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  RSA0079348  Cryptantha muricata var. jonesii Justin M. Wood 2009-6-1 797 Los Angeles San Gabriel Mountans: Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4). 1582 Comment
  RSA0079202  Cryptantha muricata var. muricata Scott D. White, P. De Vries 1998-4-20 6321 Los Angeles Liebre Mts.: Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  UCR214022  Cryptantha nevadensis var. rigida A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37978 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
  RSA0060774  Cryptantha oxygona LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6816 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR181267  Cryptantha oxygona R. G. Swinney 1997-6-13 5578 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 1.1 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 1841 Comment
  UCR222729  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-12 10719 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA0079527  Cryptantha pterocarya var. pterocarya Tim S. Ross, Steve D. Boyd, Laurel Arnseth 1991-4-29 4797 Los Angeles Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna. Liebre Mountains. 1118 Comment
  RSA641428  Cryptantha simulans L. C. Wheeler 1967-7-15 10039 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  SEINET3162000  Cucurbita foetidissima G. B. Grant 243 Los Angeles Pasadena Comment
  RSA669715  Cupressus arizonica LeRoy Gross 2002-2-2 471 Los Angeles North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. ( grown back and gone back to nature, but shown on The Thomas Guide, street guide and director 625 Comment
  UCR155376  Cuscuta californica A. C. Sanders, T. B. Salvato 2005-5-24 30270 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  POM306249  Cuscuta californica var. californica Henry J. Ramsey, Henry J. Ramsey 1938-1-9 1371 Los Angeles Eaton Canyon Park, Altadena Comment
  RSA628304  Cuscuta californica var. californica L. C. Wheeler 1973-11-20 s.n. Los Angeles San Gabriel Mountains: Chaney Trail ca. 1/2 way up. Comment
  RSA0102405  Cuscuta ceanothi Lyman Benson 1945-12-10 11972 Los Angeles Mouth of Dalton Canyon. Mt. Range: San Gabriel. 335 Comment
  RSA550436  Cuscuta subinclusa T. S. Ross 1992-7-10 6647 Los Angeles Big Tujunga Canyon, between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek 970 Comment
  UCR176978  Cuscuta subinclusa Steve Boyd, Lauren Raz 1996-10-8 8997 Los Angeles Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08 561 Comment
  RSA166489  Cuscuta subinclusa W. G. Webb 1935-3-3 s.n. Los Angeles Glenoaks, Glendale Comment
  UCSB6799  Cynodon dactylon Philbrick, Ralph 1953-5-28 Los Angeles Claremont, 6th near College 304 Comment
  UCD60019  Cynodon dactylon Peter H. Raven; Henry J. Thompson 1959-9-18 14442 Los Angeles Plants of the Santa Monica Mountains. West Los Angeles, Santa Monica Boulevard near Beverly Glen Boulevard. 76 Comment
  UCR162510  Cyperus difformis Anuja Parikh, Nathan Gale 2004-9-15 2100 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  RSA611588  Cyperus difformis L. C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mountains: San Gabriel Canyon, 1/4 mile below forks along highway on west side. Comment
  RSA191160  Cyperus eragrostis Robert F. Thorne, M. Z. Thorne 1967-7-19 37135 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
  UC837687  Cyperus esculentus Louis C. Wheeler 1932-8-9 1127 Los Angeles 2 mi. s.w. Azusa 106 Comment
  UCD169670  Cyperus esculentus Louis C. Wheeler 1967-9-18 s.n. Los Angeles South side Los Feliz Blvd. at Los Angeles River. 116 Comment
  CAS-BOT-BC114305  Cyperus esculentus Ivan Murray Johnston 1918-7-29 2108 Los Angeles Covina. 152 Comment
  CDA2586  Cyperus gracilis Tom Yutani 1983-9-2 Los Angeles Santa Monica. 0 Comment
  RSA703842  Cyperus involucratus A. C. Sanders, Mark A. Elvin 2002-6-20 25246 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
  UC57100  Cyperus niger Ernest Braunton Aug 1902 654 Los Angeles Oak Knoll Comment
  RSA0080647  Cystopteris fragilis R. G. Swinney 2010-8-9 13483 Los Angeles Big Santa Anita Canyon, just below (downstream from) Spruce Grove Campground 915 Comment
  RSA0089520  Cystopteris fragilis R. G. Swinney 2011-8-17 15622 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UCR258553  Cystopteris fragilis R. G. Swinney 2010-8-9 13483 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, just below (downstream from) Spruce Grove Campground 915 Comment
  RSA602959  Dactylis glomerata Steven A. Junak 1996-5-1 2698 Los Angeles Santa Catalina Island: by summit reservoir. 409 Comment
  UCR182853  Dactylis glomerata R. G. Swinney 1997-8-6 5766 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  SD233691  Dactyloctenium aegyptium A. C. Sanders, Mark Elvin, Cathleen Weigand, et al 2002-8-6 25552 Los Angeles Santa Clara river Valley: north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons. 274 Comment
  UCR199670  Datura stramonium Scott D. White, Ed Kentner, Amanda Breen 2007-7-18 11759 Los Angeles Los Angeles Basin, Whittier Narrows Recreation Area south of the 60 fwy and west of 605 fwy. 'Legg Lake 64 Comment
  UC1586375  Datura wrightii Kevin Groark 1991-6-14 2 Los Angeles w end Lancaster (1/2 mi w of 235th St. West on Ave. D.) Comment
  UCR108315  Datura wrightii L. C. Wheeler 1946-9-16 6370 D Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  RSA0124084  Datura wrightii Louis C. Wheeler 1967-7-18 10101 Los Angeles Little Tujunga Canyon at Gold Creek Road. 488 Comment
  RSA151156  Daucus pusillus P. H. Raven 1962-5-22 17824 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  RSA47077  Daucus pusillus L. C. Wheeler 1934-4-27 1934 Los Angeles Marshall Creek. 488 Comment
  RSA470775  Daucus pusillus Jack Rempel 1932-3-19 15265 Los Angeles El Segundo. Comment
  CAS-BOT-BC130915  Deinandra clementina Alice Eastwood 1917-7-20 6492 Los Angeles Santa Catalina Island Comment
  SBBG98645  Deinandra clementina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5060 Los Angeles lower Wilson Cove Cyn, rocky draw SW of and above pier operations 15 Comment
  UC1587227  Deinandra clementina Tim Ross 1991-5-20 5354 Los Angeles un-named knoll ca 5500 ft s Wilson Cove Settlement (westerly slope 2500 ft nw of the 750 ft BM); San Clemente Island 205 Comment
  CAS-BOT-BC299287  Deinandra fasciculata Le Roy Abrams 1900-8-8 859 Los Angeles Monrovia Comment
  UC1536049  Deinandra fasciculata Robert F. Thorne 1975-9-4 47380 Los Angeles Fisherman's Cove Santa Catalina Island Comment
  UC55064  Deinandra fasciculata Ernest Braunton 1902-7-1 568 Los Angeles Los Angeles Comment
  CAS-BOT-BC299297  Deinandra fasciculata Robert F. Thorne; P. Everett 1965-6-22 34896 Los Angeles Rocky slope at upper end of Avalon Canyon along road, Santa Catalina Island 213 Comment
  SEINET3147520  Deinandra fasciculata G. B. Grant 558 Los Angeles Catalina Island Comment
  CAS-BOT-BC131008  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles East side of Santa Susana Pass Comment
  RSA798758  Delphinium cardinale Jason Koontz, Bart O'Brien, Erika Gardner 2012-5-15 291 Los Angeles Claremont. Rancho Santa Ana Botanic Garden. Just outside north fence. Approx. 30 plants observed. Many plants 5-7 feet tall. Plants continue north along dirt road. 416 Comment
  SEINET12086823  Delphinium cardinale I. W. Clokey, Templeton, B. 1929-1 4601 Los Angeles Mandeville Canyon, Santa Monica Mts 300 Comment
  SEINET12099512  Delphinium cardinale I. W. Clokey, Templeton, B. 1929-1 4601 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  OBI71023  Delphinium parishii Larry Kelly, David J. Keil 1988-4-17 42 Los Angeles Antelope valley, ca 10 mi W of hwy 14 on 138 Comment
  SD185300  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29750 Los Angeles Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 487 Comment
  PASA2555  Delphinium parryi Loletta Hiebert Los Angeles Flintridge Comment
  RSA398732  Delphinium parryi subsp. parryi N. C. Cooper 1949-6-29 4380 Los Angeles San Gabriel Canyon. Comment
  RSA400027  Delphinium patens subsp. hepaticoideum Donald R. Bissing 1973-6-2 110 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  UCR133620  Delphinium patens subsp. hepaticoideum I. W. Clokey, B. C. Templeton 1929-1 4433 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  SBBG77897  Dendromecon harfordii F. R. Fosberg 1931-4-13 4580 Los Angeles Renton Mine, Pebbly Beach 300 Comment
  UC625042  Dendromecon harfordii F. R. Fosberg 1931-5-21 S 4933 Los Angeles between Cherry Valley and Howland's Landing (bottom of small canyon below road); Santa Catalina Island 20 Comment
  CAS-BOT-BC82910  Dendromecon rigida Saichi Kawahara 1968-4-9 139 Los Angeles Angeles National Forest. On Highway 2, 4 miles east of junction with Mount Wilson Observatory Road. 1310 Comment
  LA200715  Dendromecon rigida Harlan Lewis; 1949-2-4 1060 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 670 Comment
  LA91402  Dendromecon rigida Bruce Douglas Clayton; Greg Shaw 1972-3-16 2 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus 518 Comment
  UC1563054  Descurainia pinnata Steve Boyd and Orlando Mistretta 1986-3-31 1546 Los Angeles 4 mi e Highway 138 junction with Highway 18 ne of Pinyon Hills (Highway 138); Mojave Desert Comment
  UCD114764  Descurainia pinnata John R. Swanson 1963-4-30 746 Los Angeles Santa Monica Mountains, Las Virgenes Road, Tapia Park. Comment
  RSA562303  Descurainia pinnata subsp. halictorum D. Charlton 1990-4-15 4192 a Los Angeles Kentucky Springs, Sierra Highway south of Palmdale 1036 Comment
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Aug 27 2011
  RSA586288  Descurainia pinnata subsp. halictorum Orlando Mistretta 1995-3-14 1539 Los Angeles San Gabriel Mountains: Broad drainage basin on desert edge W of Little Rock Creek. On Emma section of Little Rock creek Management Unit 1052 Comment
  CAS-BOT-BC402257  Dicentra chrysantha Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3761 Los Angeles San Gabriel Mountains. Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1950 Comment
  RSA771576  Dichelostemma capitatum Richard G. Swinney 2009-6-2 11016 Los Angeles Horse Flats, 1 air mile NNW of Newcombs Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SFV15351  Dichelostemma capitatum J. C. Dittes, D. Stolp 1990-4-1 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UCD139221  Dichelostemma capitatum Marc Meyer 1993-3-20 7 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  RSA213428  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1939-4-2 7208 Los Angeles San Clemente Island, southeast point. Comment
  UCR214599  Dichondra micrantha A. C. Sanders, Dan S. Cooper 2010-4-30 38126 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA583033  Dichondra occidentalis T. S. Ross 1993-4-22 6879 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); northeasterly slope 100 meters due N of summit. 468 Comment
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Jan 14 2008
  RSA306195  Digitaria sanguinalis Fay A. MacFadden 1931-6-2 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA608875  Digitaria sanguinalis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA91525  Digitaria sanguinalis F. W. Peirson 1917-09 1592 Los Angeles At 1085 New York Drive, Altadena Comment
  SEINET3829013  Diplachne fusca var. uninervia Tim Ross 1991-1 4168 Los Angeles Whittier Hills (Puente Hills, pro parte): seepage ca 300ft SW of Colima Rd x Camino del Sur. Comment
  CAS-BOT-BC152897  Diplacus brevipes I. M. Johnston 1918-5-15 s.n. Los Angeles Claremont Comment
  SD52446  Diplacus longiflorus Benjamin C. Stone April 1953 331 Los Angeles San Gabriel Mt. Range, hills above Big Dalton Canyon 1189 Comment
  LA211195  Dipsacus fullonum Tarja Sagar; 2010-12-14 s.n. Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park Comment
  SBBG95209  Distichlis spicata M. B. Dunkle 1928-4-29 1907 Los Angeles near beach, Little Harbor Comment
  LA52240  Dodecatheon clevelandii Sharon Johnston; 1957-3-13 Los Angeles Westwood, UCLA campus. Faculty Hill 182 Comment
  SD236388  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles San Gabriel Mts.: Columbine Spring, north slope of Pine Mountain Ridge and Flowing into Rairie Fork, 0.3 mi. south Camp Lupine. 2195 Comment
  UC212610  Drymocallis lactea var. lactea I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River 2133 Comment
  CAS-BOT-BC67904  Dryopteris arguta Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  LA200100  Dryopteris arguta Lawrence L. Kiefer; 1966-3-6 1655 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 2 mi from canyon mouth. 304 Comment
  RSA0081774  Dryopteris arguta R. G. Swinney 2010-8-9 13481 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  RSA596082  Dryopteris arguta T. S. Ross, Steve Boyd 1995-6-28 8648 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA615523  Dryopteris arguta L. C. Wheeler 1967-5-18 9626 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA693697  Dryopteris arguta L. E. Hoffman 1930-5-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest Comment
  UCR276755  Dryopteris arguta R. G. Swinney 2010-8-11 13486 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  LA99088  Dudleya caespitosa Joan Malloy; 1962-5-20 sn Los Angeles Santa Monica Mountains, Point Dume, on coastal bluff 15 Comment
  RSA727250  Dudleya cymosa R. G. Swinney 1998-6-12 6190 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.2 mi. due east of reservoir of mouth of Mescal Canyon. 1448 Comment
  SD120882  Dudleya cymosa subsp. agourensis Daryl Koutnik 1978-5-30 505 Los Angeles Cornell Corners on Cornell Road, south of Agoura Road. 274 Comment
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Oct 1 2018
  RSA516415  Dudleya cymosa subsp. crebrifolia W. Wisura, Orlando Mistretta 1989-8-29 4421 Los Angeles Roberts Canyon, off San Gabriel Canyon Comment
  LA90336  Dudleya cymosa subsp. ovatifolia Peter H. Raven; Henry J. Thompson 1960-7-17 15555 A Los Angeles Santa Monica Mountains, Malibu Creek, along Malibu Creek canyon about 2 mi. above ocean 91 Comment
  RSA423510  Dudleya cymosa subsp. pumila L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA83348  Dudleya cymosa subsp. pumila F. W. Peirson 1924-5-27 4640 Los Angeles Trail below Colby's 853 Comment
  CAS-BOT-BC411393  Dudleya lanceolata John Thomas Howell 1928-5-4 3771 A Los Angeles near Deer Park, Monrovia Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC428394  Dudleya lanceolata Reid Moran 1941-5-12 859 Los Angeles Devil's Canyon, tributary of the west fork of San Gabriel Canyon 1200 Comment
  POM294426  Dudleya multicaulis G. M. Baden 1949-4-28 s.n. Los Angeles Hills S of San Dimas & just N of Puddingtone Dam; just below crest of hill on N slope. 335 Comment
  SBBG98197  Dudleya virens F. R. Fosberg 1931-5-18 4890 Los Angeles Little Harbor 2 Comment
  RSA83353  Dudleya virens F. W. Peirson 1923-4-9 3487 Los Angeles San Clemente Island: at Middle Ranch Comment
  UCSB11269  Dudleya virens Hancock, Dan 1961-3-30 Los Angeles 0.7 mi. south of Power Station, 150 ft. off of Pebble Beach Rd. 30 Comment
  RSA397769  Dudleya virens subsp. hassei D. M. Johnston, John P. Hill 1933-5-14 s.n. Los Angeles Catalina Island. Comment
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Jun 4 2009
  RSA762336  Dysphania ambrosioides R. G. Swinney 2008-10-20 9655 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UCR273587  Dysphania botrys R. G. Swinney 2011-10-25 15886 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
  POM365257  Echinochloa crus-galli Anstruther Davidson 1889-08 s.n. Los Angeles L.A. River. Comment
  RSA601408  Ehrharta calycina M. A. Piehl 1963-12-8 631117 Los Angeles W end of airfield runway inland from West Cove (SE of Driggs), San Clemente Island. 18 Comment
  HSC101302  Ehrharta erecta R. G. Swinney 2009-3-28 10188 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi. up canyon 366 Comment
  UCR194853  Ehrharta erecta R. E. Riefner Jr. 2000-8-29 00- 764 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, La Tuna Canyon, N of La Tuna Canyon Rd., along La Tuna Creek S of 210 Freeway and c. 1.5 mi W of Freeway intersection 462 Comment
  SD69499  Elatine californica Robert F. Thorne 1966-4-6 35898 Los Angeles Santa Catalina Island, at margin of small reservoir below Catalina Airport. 230 Comment
  RSA651587  Eleocharis montevidensis Marion P. Harthill 1974-5-23 1512 Los Angeles Crystal Lake Road. Highway. 39. 1494 Comment
  UCR130503  Eleusine indica R. E. Riefner Jr. 2003-10-5 03- 450 Los Angeles San Gabriel Mtns./S.G.Valley, City of Pasadena, Rose Bowl, Arroyo Blvd. and Seco St. 252 Comment
  CHSC100237  Elymus condensatus John Dittes 2006-6-4 1399 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air-miles northwest of Chatsworth Highschool, ca. 1.2 air-mile west of Topanga Blvd., ca. 0.6 air-mile east x northeast of Santa Susana Pass. 426 Comment
  RSA191346  Elymus elymoides subsp. californicus R. F. Thorne, M. Z. Thorne 1967-7-19 37202 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  RSA0099416  Elymus elymoides subsp. elymoides R. G. Swinney 2011-6-7 15069 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
  RSA549183  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1992-7-16 6692 Los Angeles Mendenhall ridge road, 70 degrees ENE, 2480m distant from Indian Ben Saddle; Forest service gate on NE side of 5846-ft. knoll 1752 Comment
  RSA549601  Emmenanthe penduliflora Tim S. Ross 1992-4-4 6065 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  CHSC12146  Emmenanthe penduliflora var. penduliflora L. M. Mayer 1973-4-21 99 Los Angeles Abundant at the base of the cliff; ca. 20 off the road through Big Tujunga Canyon, ca 7 mi ne of the intersection of Foothill Blvd and Mt. Gleason Ave. 609 Comment
  UCR24798  Endolepis covillei O. F. Clarke 1981-5-5 s.n. Los Angeles Western Mojave Desert, City of 'Lancaster' [Palmdale?] near Avenues 'P' and 60th [East] 784 Comment
  UCD133041  Ephedra californica Sherwin Carlquist 1965-4-22 1700 Los Angeles 11 miles east of Palmdale. Comment
  NY579266  Ephedra nevadensis S. R. Hill 2001-4-22 33362 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. Just southeast of road. 548.6 Comment
  RSA0069647  Ephedra nevadensis R. G. Swinney 2010-5-19 12836 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  NY688830  Ephedra viridis T. S. Ross 1990-6-22 3753 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  UCR189710  Epilobium angustifolium R. G. Swinney 1998-7-14 6418 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  SEINET13386999 Image available Epilobium brachycarpum R. G. Swinney 2011-1 15896 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.) 649 Comment
  POM11314  Epilobium brachycarpum I. M. Johnston 1917-7-31 1534 Los Angeles San Antonio Canyon below Camp Baldy. 1280 Comment
  SEINET13287584 Image available Epilobium canum J. L. Crane, Payam M. Fallah 2003-7-9 03 84 b Los Angeles Along the Angeles Crest Highway (Route 2). San Gabriel Mountains. Comment
  CAS-BOT-BC166261  Epilobium canum subsp. canum H. E. McMinn 1926-7-22 1786 Los Angeles Trail to San Antonio Peak Comment
  CAS-BOT-BC166275  Epilobium canum subsp. canum Geo. B. Grant 1902-8-1 1394 Los Angeles Catalina Isl. Comment
  RSA303933  Epilobium canum subsp. canum Jim R. Shevock 1970-9-12 460 Los Angeles Topanga Canyon. Comment
  RSA588386  Epilobium canum subsp. canum Thekla Mohr 2750 Los Angeles Sierra Madre. Comment
  SBBG17104  Epilobium canum subsp. canum D. Laufenberg 1962-9-20 Los Angeles 3600 block of Dixie Cyn Ave, Sherman Oaks Comment
  SBBG60117  Epilobium canum subsp. canum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) Comment
  UCR273405  Epilobium canum subsp. canum R. G. Swinney 2011-10-27 15917 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
  UCSB4528  Epilobium canum subsp. canum Wedberg, H. 1956-9-11 Los Angeles U.S. 101, coast, 0.8 mi W Tuna Can. Comment
  RSA659868  Epilobium canum subsp. latifolium Orlando Mistretta 1992-8-20 760 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCR168335  Epilobium canum subsp. mexicanum F. H. Elmore 1939-11-24 s.n. Los Angeles Channel Islands, Wilson Cove, San Clemente Island 122 Comment
  RSA747333  Epilobium ciliatum R. G. Swinney 2005-8-9 8435 Los Angeles San Gabriel Mts: Big Rock Creek at Paradise Springs. 1439 Comment
  CATA3560  Epilobium ciliatum subsp. ciliatum Benjamin J. Dion, Kristy Lanz 2018-6-20 008 Los Angeles Santa Catalina Island: Pacific side; In seeps on moist, south-facing waterfall in a drainage in Coffeepot Canyon watershed 288 Comment
  SD85084  Epilobium ciliatum subsp. ciliatum E. R. Blakley 1962-10-5 5443 Los Angeles Santa Catalina Island, Cottonwood Canyon 1/4 mile upstream from the ocean. 29 Comment
  RSA622847  Epilobium glaberrimum subsp. glaberrimum Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  RSA650590  Epilobium paniculatum Jim Graham 1953-5-10 s.n. Los Angeles N of Imperial Hy. S of Lemon and W of Santa Gertrudes, Whittier. 69 Comment
  RSA651321  Epipactis gigantea Marianne Marshall 1981-5-29 18 Los Angeles Ca Higway 39: 19.9 miles N of junction w/ Sierra Madre Avenue, N of Azusa[San Gabriel Mountains]. Comment
  UC1063711  Equisetum X ferrissii Jerome S. Horton 1936-6-19 360 A Los Angeles above Flume 3 San Dimas Canyon; Cucamonga Quadrangle, E. Fork San Dimas watershed 762 Comment
  CHSC8348  Equisetum hyemale subsp. affine Edward L. Smith 1957-5-30 10 Los Angeles Located in Little Dalton Canyon, San Gabriel Mtns. 365 Comment
  RSA684621  Equisetum laevigatum Anonymous s.n. Los Angeles Botanical Garden, UC Los Angeles Comment
  CAS-BOT-BC57761  Equisetum telmateia William Street 1919-5-10 2756 Los Angeles Bassett. 89 Comment
  SEINET3154661  Equisetum telmateia G. B. Grant 406 Los Angeles Pasadena Comment
  SD19317  Equisetum telmateia subsp. braunii F. Youngberg Apr 1934 Los Angeles San Dimas CaA'on Park Comment
  UCD64310  Eragrostis pectinacea Beecher Crampton 1965-10-27 7592 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  UCR281606  Eremalche exilis R. G. Swinney 2014-4-18 16135 Los Angeles San Gabriel Mountains, jct. of Little Rock Wash and Mt. Emma Rd., on east side of wash, c. 100 m. north of Mt. Emma Rd. 927 Comment
  POM199705  Eremocarpus setiger I. W. Clokey 1929-08 4599 Los Angeles Westwood. Mandeville Canyon, Santa Monica Mts. 200 Comment
  POM246430  Eremocarpus setiger F. R. Fosberg 1931-4-23 54698 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  CAS-BOT-BC174383  Eremogone macradenia var. arcuifolia Steve Boyd 1997-9-10 10028 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site 1572 Comment
  CAS-BOT-BC162889  Eremothera boothii subsp. desertorum Mrs. Josephine Bates 1932-5-3 s.n. Los Angeles Ten miles north of Lancaster, Los Angeles County-Kern County line, Mojave Desert 701 Comment
  RSA0104344  Eriastrum densifolium subsp. austromontanum Fordyce Grinnell Jr. 1910-6-23 s.n. Los Angeles San Gabriel Mountains: Strawberry Ridge 1677 Comment
  RSA0107953  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  RSA0107979  Eriastrum densifolium subsp. elongatum Mark Brunell 1993-7-14 134 Los Angeles San Gabriel Mtns.: Big Tujunga Creek (upper Tujunga Valley), in center of wash, 400m north of western end of Wentworth St. in city of Sunland. 378 Comment
  SBBG17122  Eriastrum sapphirinum K. A. Wilson 1961-4-26 1157 Los Angeles Soledad Cyn; small cyn adjacent to Bee Cyn, N of River's End Ranch Comment
  RSA0122867  Eriastrum sapphirinum subsp. brevibracteatum Justin M. Wood 2010-5-10 1613 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA0121297  Eriastrum sapphirinum subsp. dasyanthum J. H. Barber 1897-6-22 168 Los Angeles San Fernando Valley. Comment
  SD52462  Eriastrum sapphirinum subsp. dasyanthum Skip Stone 1952-6-5 89 Los Angeles Blanchard Park, Claremont. San Gabriel Mountains. 334 Comment
  RSA757267  Ericameria cooperi R. G. Swinney 1998-4-14 5989 Los Angeles Pinyon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  UC1293711  Ericameria cooperi var. cooperi P. C. Everett and E. K. Balls 1959-5-22 23803 Los Angeles 13.6 mi se of Elizabeth Lake (dry sandy slope) 548 Comment
  CAS-BOT-BC286890  Ericameria ericoides David B. Weissman 1974-8-19 s.n. Los Angeles Pt. Dume Comment
  RSA799686  Ericameria linearifolia Pam De Vries 2013-4-3 7833 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.75 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1035 Comment
  SBBG32272  Ericameria linearifolia L. S. Rose 1968-4-5 68016 Los Angeles Acton 822 Comment
  UCR102530  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 1997-3-6 1356 Los Angeles Tehachapi Mtns., Hills south of Gorman. Along Gorman Post Rd c. 1.1 mi. NW of Calif. Hwy 138 1128 Comment
  CAS-BOT-BC298047  Ericameria nauseosa var. mohavensis Le Roy Abrams; E. A. McGregor 1908-7-2 625 Los Angeles Rock Creek, San Gabriel Mts 1158 Comment
  RSA630264  Ericameria parishii Scott D. White, David E. Bramlet 1998-8-11 7027 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
  SD68970  Ericameria parishii var. parishii Robert F. Thorne, M. Z. Thorne 1966-8-29 36596 Los Angeles San Gabriel Mountains, Angeles National Forest. along highway from Crystal Lake to Islip Saddle 1615 Comment
  JEPS19139  Ericameria pinifolia Frank W. Peirson 1918-10-16 268 Los Angeles Pacoima Canyon San Gabriel Mountains, Pacoima Canyon 518 Comment
  RSA591917  Ericameria pinifolia L. C. Wheeler 1967-5-2 9256 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 396 Comment
  SBBG8357  Ericameria pinifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  CATA553  Erigeron bonariensis Mark L. Hoefs, Robert F. Thorne 1975-8-7 817 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  SBBG17793  Erigeron bonariensis P. H. Raven 1962-5-8 17616 Los Angeles barracks area, Wilson Cove 76 Comment
  UCR280875  Erigeron breweri var. bisanctus R. G. Swinney 2014-5-7 16404 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UCR209462  Erigeron foliosus R. G. Swinney 2008-10-10 9566 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC189064  Eriodictyon crassifolium G. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  CAS-BOT-BC189161  Eriodictyon crassifolium var. nigrescens Le Roy Abrams; E. A. McGregor 1908-6-19 322 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  IRVC29634  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26199 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA454991  Eriodictyon crassifolium var. nigrescens Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  SD253465  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-31 14901 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  UC1871021  Eriodictyon crassifolium var. nigrescens T. S. Ross 1993-5-13 7115 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  RSA774179  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11334 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC219335  Eriodictyon trichocalyx var. trichocalyx Thompson 1919-12-1 s.n. Los Angeles Noble's ranch, Valyermo Comment
  RSA607813  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil s Canyon. 1433 Comment
  SBBG61811  Eriogonum angulosum P. A. Munz, I. M. Johnston 1928-9-5 11184 Los Angeles rd from Rock Crk to Swartout Valley 1676 Comment
  CAS-BOT-BC241978  Eriogonum cinereum Joseph Andorfer Ewan 1931-10-14 5293 Los Angeles Escondido Canyon, Santa Monica Mts. 304 Comment
  CAS-BOT-BC241982  Eriogonum cinereum J. C. Nevin 1881-1-1 s.n. Los Angeles Santa Monica Comment
  RSA505265  Eriogonum cithariforme var. agninum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 363 Los Angeles San Gabriel Mountains: north slopes west of Wrightwood 2018 Comment
  RSA0116176  Eriogonum davidsonii R. G. Swinney 2011-6-15 15201 Los Angeles San Gabriel Mountains; SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail. 1622 Comment
  UCR204809  Eriogonum davidsonii R. G. Swinney 2005-8-26 8525 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, peak 6374, c. 1/2 mi. SW of Devils Chair 1943 Comment
  LA202582  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .5 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  SBBG62014  Eriogonum elongatum var. elongatum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  SD108962  Eriogonum elongatum var. elongatum James Henrickson 1972-11-2 8083 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 372 Comment
  RSA0051560  Eriogonum fasciculatum Harold L. Pirie 1963-7-4 s.n. Los Angeles Santa Monica Mts. Comment
  SEINET11931588  Eriogonum fasciculatum R. A. Schlising 1971-1 3008 Los Angeles Lopez Canyon, N of Pacoima Comment
  UCR205548  Eriogonum fasciculatum subsp. fasciculatum A. C. Sanders, T. B. Salvato 2009-5-19 36817 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR256472  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2010-6-8 13195 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
  POM2257  Eriogonum fasciculatum var. foliolosum A. Lucille Reed 1908-6-12 34 Los Angeles Claremont. 100 Comment
  RSA602458  Eriogonum fasciculatum var. foliolosum Scott D. White 1997-5-15 5150 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  SBBG62040  Eriogonum fasciculatum var. foliolosum R. Hoffmann 1927-6-11 Los Angeles Ridge Route (US Hwy 99) near middle Comment
  RSA0080722  Eriogonum fasciculatum var. polifolium R. G. Swinney 2010-5-12 12753 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UC1601626  Eriogonum fasciculatum var. polifolium I. M. Johnston 1917-7-28 1569 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains, N. Fk. San Antonio Canyon 2209 Comment
  UCR276876  Eriogonum fasciculatum var. polifolium R. G. Swinney 2011-10-13 15778 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  SBBG12769  Eriogonum giganteum var. formosum E. R. Blakley 1962-6-10 5236 Los Angeles above and N of Seal Cove 60 Comment
  CAS-BOT-BC250300  Eriogonum giganteum var. giganteum T. G. W. 1928-8-13 1831 Los Angeles Catalina Island Comment
  RSA612085  Eriogonum gracile var. gracile Valerie L. Soza, Laura Moore 1997-8-16 42 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, on fire road. At center of BFS [Bernard Field Station]. 412 Comment
  SEINET7862092  Eriogonum gracile var. gracile A. C. Sanders 2003-8-4 27104 Los Angeles NE end of Santa Susana Mtns.; [Newhall Ranch, canyon in low hills north of Potrero Canyon.] 305 Comment
  LA602818  Eriogonum heermannii var. heermannii C. B. Wolf; 1932-10-21 4363 Los Angeles San Gabriel Mountains, 0.125 below Big Rock Ranger Station, Big Rock Creek 1066 Comment
  RSA639157  Eriogonum microtheca var. corymbosoides Valerie L. Soza, LeRoy Gross 1999-9-14 646 Los Angeles Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 1982 Comment
  CAS-BOT-BC268787  Eriogonum mohavense John Thomas Howell 1930-5-12 4890 Los Angeles 2 miles north of Palmdale, Mojave Desert Comment
  UCR166086  Eriogonum mohavense Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  SBBG64062  Eriogonum mohavense S. W. Hutchinson -Jun-1926 Los Angeles Los Angeles County Park Comment
  UCR223699  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2009-6-24 11246 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  SFV15540  Eriogonum pusillum K. C. Molina, K. L. Garrett 1992-5-10 21 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. In bed of dry wash. 1200 Comment
  CDA22652  Eriogonum roseum Phillipson 1915-7-12 Los Angeles Monrovia. Comment
  POM2223  Eriogonum saxatile L. R. Abrams 1901-07 1901 Los Angeles Wilson's Peak. 1768 Comment
  RSA424905A  Eriogonum saxatile F. R. Fosberg, Joseph A. Ewan 1931-8-12 4922 Los Angeles San Gabriel Mountains: trail to summit of Mount Islip 2439 Comment
  CAS-BOT-BC262867  Eriogonum thurberi John Thomas Howell 1931-5-31 6622 Los Angeles San Gabriel Wash Comment
  JEPS22776  Eriogonum umbellatum var. minus Rimo Bacigalupi with Reino Alava 1958-7-20 6433 Los Angeles just w Dawson Saddle (just s of Mt. Lewis along Angeles Crest Highway (State Highway 2), above headwaters of South Fork of Big Rock Creek); San Gabriel Mts., South Fork of Big Rock Creek 2429 Comment
  RSA233721  Eriogonum umbellatum var. minus Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42253 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  RSA293403  Eriogonum umbellatum var. minus Reino Alava, R. C. Bacigalupi 1958-7-20 2223 Los Angeles San Gabriel Mountains, Angeles Crest Highway (California Highway No. 2), west of Dawson Saddle, south of Mt. Lewis, Angeles National Forest 2430 Comment
  RSA641671  Eriogonum umbellatum var. minus Orlando Mistretta 1993-7-6 929 Los Angeles San Gabriel Mountains: Dawson Saddle Trail 2476 Comment
  RSA766474  Eriogonum umbellatum var. minus Joseph A. Ewan, Nesta Ewan 1936-8-16 10087 Los Angeles Mt. Waterman - Twin Peaks Saddle. San Gabriel Mts. 1982 Comment
  UCR223240  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-23 11375 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA574325  Eriogonum umbellatum var. subaridum R. G. Swinney 1993-8-31 2629 Los Angeles Eastern San Gabriel Mountains: Horse Canyon, 1.8 mi E of Hwy 2 at FS Road 3N12 1707 Comment
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Jul 31 2014
  LA207085  Eriogonum wrightii var. subscaposum Carl B. Wolf; 1932-10-21 sn Los Angeles San Gabriel Mountains, 8 mi. below Big Pines Park on road t Big Rock Creek, desert slope of San Gabriel Mts.; Upper Sonoran Zone 1371 Comment
  RSA149758  Eriogonum wrightii var. subscaposum Wesley O. Griesel 1961-8-18 s.n. Los Angeles Trail from Charleton Flats to Chilao, San Gabriel Mountains 1524 Comment
  RSA708712  Eriogonum wrightii var. trachygonum Pam De Vries 2005-9-13 s.n. Los Angeles North of Quail Lake. Comment
  CAS-BOT-BC297920  Eriophyllum confertiflorum Alice Eastwood 1919-5-29 8949 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC297952  Eriophyllum confertiflorum Geo. B. Grant 1904-6-26 4162 Los Angeles Mt Lowe Comment
  CAS-BOT-BC297968  Eriophyllum confertiflorum Barbara T. Keller 1974-5-23 1419 Los Angeles At the foot of Lodi Canyon in the San Gabriel Mts about 25 miles W of Claremont 396 Comment
  UCR126825  Eriophyllum confertiflorum A. C. Sanders 2003-6-19 26975 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  UCR274990  Eriophyllum confertiflorum Michael Honer, Mary Ann Hasskamp 2006-4-19 2209 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  LA94443  Eriophyllum confertiflorum var. confertiflorum Norman A. Cole; May 1964 319 Los Angeles Santa Monica Mountains, 1.3 mi from 101 Alt., Pacific Coast Hwy along Rambla Pacifico, site No. 1 60 Comment
  RSA530074  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross 1991-8-16 5855 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  UC284768  Eriophyllum confertiflorum var. confertiflorum P. A. Munz 1923-9-1 7702 Los Angeles narrow n-facing canyon at old sawmill; San Antonio Mts., Swartout Valley 2042 Comment
  CAS-BOT-BC308394  Eriophyllum pringlei W. R. Dudley; F. H. Lamb 1896-6-6 4339 Los Angeles Edge of Antelope Valley near Neenach, Liebre Mountains Comment
  UCR190349  Eriophyllum pringlei R. G. Swinney 2001-4-18 7884 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  UC1563063  Eriophyllum wallacei Steve Boyd and Orlando Mistretta 1986-3-31 1537 A Los Angeles Highway 138, 4 mi e of jct w/ Hwy 18 (ne of Pinyon Hills); Mojave Desert, Highway 138 Comment
  UCR205848  Eriophyllum wallacei R. G. Swinney 2008-5-8 8818 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
  RSA669155  Erodium botrys LeRoy Gross, Naomi S. Fraga 2002-4-4 504 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 606 Comment
  UCR192016  Erodium brachycarpum A. C. Sanders 2008-4-16 34912 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 Comment
  RSA670753  Erodium cicutarium Joseph M. Keefe 2001-3-19 31172 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of end of road, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 470 Comment
  UCD103226  Erodium cicutarium Robert F. Thorne; P. C. Everett 1964-2-7 33459 Los Angeles At lower end of Pebbly Beach Canyon, near road, E end of Santa Catalina Island. 76 Comment
  RSA659443A  Erodium cicutarium Monica Acosta 1998-5-26 25 -A Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona). 226 Comment
  RSA0036213  Erodium moschatum Bill Duval s.n. Los Angeles Montrose. 60 Comment
  RSA630755  Erodium moschatum Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 671 Comment
  UC284273  Erodium moschatum P. A. Munz 1923-4-9 6665 Los Angeles e coast San Clemente Island Comment
  CAS-BOT-BC40777  Erysimum capitatum Timothy S. Ross 1995-4-26 8388 Los Angeles Liebre Mountains. Liebre Gulch. Along Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site). 993 Comment
  RSA530310  Erysimum capitatum var. capitatum Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  LA204349  Erysimum capitatum var. capitatum W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, Glendora Mt. Road Comment
  POM143116  Erysimum capitatum var. capitatum C. F. Baker 1904-5-3 4748 Los Angeles Near Claremont Comment
  SBBG12400  Erythranthe cardinalis E. R. Blakley 1961-9-24 4777 Los Angeles cyn upstream from Ben Weston Beach 15 Comment
  CAS-BOT-BC403183  Eschscholzia californica Le Roy Abrams; E. A. McGregor 1908-6-20 360 Los Angeles Liebre Mountain 1463 Comment
  JEPS51798  Eschscholzia minutiflora Frank W. Peirson 1919-6-15 487 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  UCR258948  Eucalyptus polyanthemos R. G. Swinney 2010-2-27 11762 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA0053889  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-13 12202 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  RSA187879  Eucrypta chrysanthemifolia Robert F. Thorne 1966-4-5 35840 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  UCR131818  Eucrypta chrysanthemifolia Jeremiah George 2001-4-24 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR99578  Eucrypta chrysanthemifolia Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  RSA644298  Eucrypta chrysanthemifolia var. chrysanthemifolia Fay A. MacFadden 1931-3-17 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR200127  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 762 Los Angeles Transverse Ranges; Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 488 Comment
  RSA646283  Eupatorium adenophorum Orlando Mistretta 1992-7-14 714 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA0097175  Euphorbia albomarginata R. G. Swinney 2011-4-20 14468 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  UCR143104  Euphorbia albomarginata Fay A. MacFadden 1931-4-22 2648 Los Angeles Western Transverse Range, San Francisquito Canyon 915 Comment
  UC303934  Euphorbia crenulata Geo. B. Grant 1901-3-17 8675 Los Angeles Eagle Rock Canyon Comment
  UCR77311  Euphorbia esula Scott D. White 1992-10-8 878 Los Angeles Malibu, c. 0.5 mi. north of Pacific Coast Highway (= Hwy 1), near Malibu Creek. 164 Comment
  RSA607513  Euphorbia maculata L. C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  UCD142587  Euphorbia maculata S. I. Apfelbaum 1980-9-26 24 Los Angeles San Pedro; Presidential lines boat docking facility. Comment
  UCD142437  Euphorbia misera Robert F. Thorne 1966-4-16 36042 Los Angeles San Clemente Island. C. 1/2 mile SSE of Eel Point. 1 Comment
  SD251722  Euphorbia misera M. B. Dunkle 1939-4-7 7336 Los Angeles San Clemente Island, Pyramid Cove, edge of first terrace Comment
  SBBG31145  Euphorbia peplus R. F. Thorne 1966-5-31 36426 Los Angeles Avalon 7 Comment
  UCR119045  Euphorbia terracina Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  SD53044  Extriplex californica Peter H. Raven 1962-7-10 17951 Los Angeles San Clemente Island; near west shore of island, due west of Wall 2. Comment
  UCR223626  Festuca microstachys R. G. Swinney 2009-6-3 11053 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR270802  Festuca octoflora R. G. Swinney 2011-5-26 14871 A Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR267271  Ficus microcarpa R. E. Riefner Jr. 2015-8-21 15- 341 Los Angeles City of Covina, north of I-10 Freeway, east side of Grande Ave. at Walnut Creek, general vicinity of Fairway Ln. 150 Comment
  RSA616311  Filago californica Scott D. White, Pam De Vries 1998-4-20 6308 Los Angeles Liebre Mts., Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA188130  Filago depressa R. F. Thorne 1966-4-30 36356 Los Angeles Santa Catalina Island; Grassy slope above Gallagher's Canyon 427 Comment
  RSA545178  Filago gallica Timothy S. Ross 1992-4-16 6201 Los Angeles San Clemente Island: central part of island on upland stipa ulchra grassland, 268 degrees W, 500m distant from 1603ft peak above stone field station 439 Comment
  RSA6049  Foeniculum vulgare C. B. Wolf 1932-10-3 4214 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  LA207720  Frangula californica subsp. cuspidata J. A. Ewan; 1933-7-23 7835 Los Angeles near spring at E end of Barley Flats 1523 Comment
  POM209908  Frasera neglecta Victor Duran 1933-7-8 3501 Los Angeles San Gabriel Mountains, Horse Flats. 1677 Comment
  RSA464914  Fraxinus dipetala L. E. Hoffman, R. J. Smith 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  SFV2751  Fraxinus dipetala J. R. Swanson 1963-3-21 745 Los Angeles Santa Monica Mountains Las Virgenes Road. Northwest slope of the peak at west end of Tapia Park. 150 Comment
  LA50940  Fraxinus pennsylvanica Joseph Andorfer Ewan; 1932-4-30 7439 Los Angeles Ballma Creek, at Higuera Road, Culver City Comment
  RSA782491  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2009-4-13 10327 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
  SEINET10500242  Fraxinus velutina var. coriacea Shutlz 1981-4-11 SHUTLZ 4938 Los Angeles Cultivated native plants, Rancho Santa ana Botanic Garden. 300 Comment
  SEINET10529036  Freesia refracta David B. Dunn 1946-1 Dunn 1999 Los Angeles Ornamental in yard at 316 n. Ave. 5O Comment
  CAS-BOT-BC130246  Fritillaria biflora Marjorie Cole 1920-2-25 s.n. Los Angeles Foothills back of Glendora Comment
  RSA68724  Fritillaria pinetorum Frank W. Peirson 1922-7-6 5337 Los Angeles Westward from highest point of Blue Ridge, San Gabriel Mountains 2500 Comment
  RSA706906  Galium Gary D. Wallace, M. Wallace 1985-3-2 2179 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  RSA612599  Galium andrewsii Louis C. Wheeler 1933-6-2 1759 Los Angeles Ridge Route near Summit. 1220 Comment
  RSA588857  Galium andrewsii subsp. intermedium Orlando Mistretta 1994-9-13 1481 Los Angeles Santiago Canyon. Santiago Creek near jct of Forest Road 4N20 and BM 3980. 1159 Comment
  UCR142928  Galium angustifolium F. R. Fosberg 1931-4-1 S- 4442 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  UCR205267  Galium angustifolium R. G. Swinney 2005-8-15 8491 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  UCR206449  Galium angustifolium R. G. Swinney 2008-6-9 8966 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  POM155807  Galium angustifolium subsp. angustifolium M. B. Dunkle 1928-4-21 1873 Los Angeles Santa Catalina Island: Renton Mine Hill. 366 Comment
  RSA582223  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1992-7-5 6602 Los Angeles Red Mountain: E ridge of red Mtn, ca 530 m E of the summit. 1119 Comment
  SD253545  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-5-31 14902 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  UC1408950  Galium angustifolium subsp. angustifolium Donald R. Bissing 1973-6-2 103 Los Angeles sw canyon slope 0.3 mi from mouth of canyon; San Gabriel Mountains, Evey Canyon 719 Comment
  UC1584745  Galium angustifolium subsp. angustifolium Tim Ross and Annette Ross 1991-3-7 4147 Los Angeles westerly slope just below rocky ridgetop; western Pomona, Elephant Hill 292 Comment
  RSA658361  Galium aparine Naomi Zohman 1985-4-28 7 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  RSA729346  Galium aparine R. G. Swinney 1999-6-25 7402 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  RSA762457  Galium aparine R. G. Swinney 2009-3-11 10090 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  POM147960  Galium catalinense subsp. catalinense Marcus E. Jones 1927-5-29 5 M-11-26 Los Angeles Isthmus, Catalina Island. Comment
  UCR238649  Galium grande Anuja Parikh, Nathan Gale 2010-6-28 3366 Los Angeles Transverse Range; San Gabriel Mtns., ridge between Fish and Sawpit canyons, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss, under powerlines 985 Comment
  CAS-BOT-BC223137  Galium johnstonii LeRoy Abrams 1902-6-30 2603 Los Angeles Summit of Mt. Wilson Comment
  RSA0005765  Galium nuttallii subsp. insulare Reid V. Moran 1941-2-23 606 Los Angeles Catalina Island. South of Johnson's Valley 200 Comment
  RSA225828  Galium parishii Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41075 Los Angeles San Gabriel Mountains, Angeles National Forest: saddle ridge between West Baldy and Old Baldy. 3003 Comment
  RSA0009180  Galvezia speciosa Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 408 Los Angeles Santa Catalina Island. Road to USC-Wrigley Science Center 59 Comment
  SDSU10618  Galvezia speciosa R. M. Beauchamp 1967-3-19 313 Los Angeles Growing down from rocky ledge in canyon south of Wilson Cove Pier. San Clemente Island. Comment
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May 16 2008
  RSA225662  Gamochaeta pensylvanica R. F. Thorne, A. C. Gibson 1971-5-22 39725 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 549 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
  CDA5175  Gaura drummondii Johnson Aug 1939 2 Los Angeles Puente 0 Comment
  RSA772203  Gayophytum R. G. Swinney 2009-5-27 10876 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  UCR50066  Gayophytum oligospermum David Charlton 1986-6-15 s.n. Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR256605  Gayophytum racemosum Anuja Parikh, Nathan Gale 2011-7-6 3542 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 4.0 km west of Shortcut Station, 1.0 km north of State Hwy 2, Angeles Crest Hwy Comment
  SBBG64393  Gilia achilleifolia subsp. multicaulis R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  LA33443  Gilia angelensis Peter H. Raven; Henry J. Thompson 1959-4-3 13924 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  SFV5488  Gilia angelensis W. A. Kelley 1966-3-19 s. n. Los Angeles North Hollywood. In sandy lots near Riverside Drive and Whitsett. Comment
  POM3575  Gilia atractyloides var. macrantha J. H. Fairchild 1899-5-20 63 Los Angeles Claremont. 366 Comment
  UCR177753  Gilia brecciarum subsp. brecciarum LeRoy Gross 2005-4-28 2141 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR64536  Gilia brecciarum subsp. brecciarum A. C. Sanders, E. J. Lawlor 1988-4-3 7760 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 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
  SEINET4044462  Gilia capitata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR155652  Gilia capitata A. C. Sanders, T. B. Salvato 2005-4-26 29682 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  SDSU3078  Gilia capitata Gerald Collier 1957-5-15 Los Angeles Just S of Sunset Blvd. Near Provosts Residence - UCLA Campus. Comment
  POM3504  Gilia capitata subsp. abrotanifolia C. F. Baker 1904-4-22 s.n. Los Angeles Monrovia. Comment
  UC23343  Gilia capitata subsp. abrotanifolia H. P. Chandler 1898-3-10 Los Angeles Claremont 365 Comment
  UC879812  Gilia capitata subsp. abrotanifolia I. W. Clokey and B. C. Templeton Mar. 1929 4476 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 350 Comment
  UCR281146  Gilia latiflora subsp. davyi R. G. Swinney 2014-4-30 16253 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
  RSA71842  Gilia latiflora subsp. latiflora F. W. Peirson 1917-5-13 1950 Los Angeles Near Little Rock, Mojave Desert. Comment
  RSA77387  Gilia minor E. K. Balls 1952-4-26 8519 Los Angeles 9.7 miles NE & W of Desert Springs, along Hwy 138 to Palmdale. 1067 Comment
  RSA0095178  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4975 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  UCR147666  Gilia ochroleuca subsp. bizonata LeRoy Gross, Paul Morton 2004-6-9 1339 Los Angeles Transverse Ranges; Liebre Mountains region, West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road. Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  CAS-BOT-BC401992  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Orlando Mistretta; Peter Fritsch; Alex Quici 1990-6-27 3902 Los Angeles Liebre Mountains. Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon 1731 Comment
  CAS-BOT-BC402022  Gilia ochroleuca subsp. bizonata Leigh A. Johnson 1993-4-28 93 -051 Los Angeles San Gabriel Mtns: 4.6 miles S. along HWY N4 from jct. with HWY 138 1500 Comment
  RSA0113524  Gilia virgata var. dasyantha Henry J. Ramsey, Henry J. Ramsey 1938-6-12 2735 Los Angeles North Craig Ave., Altadena. Comment
  POM294035  Glinus lotoides Lyman Benson 1944-11-12 11561 Los Angeles North shore of Puddingstone Lake, San Dimas. San Jose Hills, Pacific Slope drainage area. 305 Comment
  CAS-BOT-BC303781  Glyptopleura setulosa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9488 Los Angeles 16 miles from Lancaster on the Muroc Rd Comment
  RSA657352  Gnaphalium californicum J. Keeling 1980-6-1 42 Los Angeles South side of Big Tujunga Canyon Road, 1/2 mile east of Mt. Gleson intersection, Tujunga 549 Comment
  POM292429  Gnaphalium californicum Arthur L. Cohen 1935-8-8 712 Los Angeles Santa Monica. Pacific Ocean Watershed 61 Comment
  RSA0115831  Gnaphalium canescens subsp. microcephalum R. G. Swinney 2011-3-29 14257 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  RSA5891  Gnaphalium chilense C. B. Wolf 1932-9-16 4111 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  POM358713  Gnaphalium leucocephalum Anstruther Davidson s.n. Los Angeles Verdugo Wash. Comment
  RSA549233  Gnaphalium luteoalbum Scott D. White 1992-10-9 930 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  CATA1368  Gnaphalium palustre Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2490 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  RSA250356  Gnaphalium palustre R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42220 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  UCR205215  Gnaphalium palustre R. G. Swinney 2006-6-18 8535 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  RSA659750  Gnaphalium palustre Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 70 Los Angeles San Clemente Island. Comment
  RSA681342  Gnaphalium stramineum LeRoy Gross, Valerie Soza 2003-5-15 898 -b 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. 396 Comment
  SEINET3197499 Image available Grayia spinosa R. G. Swinney 2009-4-2 10272 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q) 1220 Comment
  RSA226082  Gutierrezia californica R. F. Thorne, C. W. Tilforth 1971-6-17 39951 b Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR276915  Gutierrezia californica R. G. Swinney 2011-3-29 14282 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  LA32027  Gutierrezia sarothrae Peter H. Raven; Henry J. Thompson 1959-9-18 14450 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 152 Comment
  SEINET11849319  Haplopappus venetus subsp. vernonioides H. M. Hall 1902-1 3276 Los Angeles Santa Monica Comment
  CAS-BOT-BC307281  Hazardia squarrosa var. grindelioides Fordyce Grinnell, Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena, San Gabriel Mts. Comment
  CAS-BOT-BC307291  Hazardia squarrosa var. grindelioides LeRoy Abrams 1904-9-2 4180 Los Angeles Elysian Park Comment
  UCR203234  Helenium puberulum R. G. Swinney 2005-7-21 8334 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  CAS-BOT-BC223976  Helianthemum scoparium Louis C. Wheeler 1967-5-15 9558 Los Angeles San Gabriel Mountains: Fremont Pass, north side 563 Comment
  RSA657159  Helianthus annuus Joseph M. Keefe 1978-4-20 22722 Los Angeles South east corner of Golden State Freeway (Interstste Hwy. 5), and Ventura Freeway (Calif. Hwy. 134),400 meters west of Los Angeles River. 140 Comment
  UCR165232  Helianthus annuus A. C. Sanders, Helen Kennedy 2005-4-13 29473 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
  UCR258864  Helianthus annuus R. G. Swinney 2010-3-16 11938 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  CAS-BOT-BC305790  Helianthus nuttallii 1901-9-19 s.n. Los Angeles Pasadena Comment
  UCR272920  Heliotropium curassavicum Steven A. Junak 2000-6-30 SCa- 1357 Los Angeles Channel Islands, Santa Catalina Island, upper end of Little Harbor, near camp area, campground 8 Comment
  POM246580  Heliotropium curassavicum var. oculatum F. R. Fosberg 1931-4-29 4712 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 2 Comment
  RSA246447  Hemizonia clementina F. R. Fosberg 1931-5-17 S 4887 Los Angeles Santa Catalina Island. Little Harbor. 5 Comment
  RSA526534  Hemizonia clementina Steve Boyd, Timothy S. Ross, Arnseth 1990-4-7 4272 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  RSA535733  Hemizonia clementina Timothy S. Ross 1991-5-23 5482 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 37 Comment
  UCR124383  Hemizonia fasciculata I. W. Clokey, B. C. Templeton 1929-1 4600 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  RSA0070067  Hemizonia fasciculata Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 12 Los Angeles Deer Valley Trail. 22 Comment
  UCR247922  Hemizonia kelloggii L. Cortez, Robert Arias 2011-8-16 PDR 1313940 Los Angeles Leona Valley, Elizabeth Lake Road near 90th Street Comment
  RSA229094  Heterocodon rariflorum R. F. Thorne, C. W. Tilforth 1971-6-30 40768 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  RSA547455  Heterocodon rariflorum T. S. Ross, Orlando Mistretta 1992-7-24 6746 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  POM199549  Heteromeles arbutifolia I. W. Clokey, Bonnie C. Templeton 1929-07 4589 Los Angeles Mandeville Canyon. 200 Comment
  RSA0072419  Heteromeles arbutifolia LeRoy Gross 2001-11-10 450 Los Angeles Verdugo Mountains, north side. South side of La Tuna Canyon Road just west of the 210 freeway La Tuna Canyon exit. On Santa Monica Mountains Conservancy Land. 427 Comment
  SBBG118120  Heteromeles arbutifolia L. DeBuhr, G. D. Wallace 1972-9-2 701 Los Angeles near top of first cyn S of Lemon Tank 365 Comment
  UC1211003  Heteromeles arbutifolia Huron H. Smith 1912-6-18 5117 Los Angeles Santa Catalina Island; Rock Spring Canyon 15 Comment
  JEPS30526  Heterotheca grandiflora Henry J. Thompson 1958-10-23 1813 Los Angeles Point Dume San Gabriel Mountains, Point Dume 30 Comment
  RSA0074074  Heterotheca grandiflora L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA0075643  Heterotheca grandiflora F. R. Fosberg 1931-1-7 7116 Los Angeles Mouth of little Santa Anita Canyon, Sierra Madre. 300 Comment
  RSA0091154  Heterotheca sessiliflora R. G. Swinney 2011-11-1 15938 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA0063269  Heuchera elegans F. W. Peirson 1921-6-17 2669 Los Angeles Divide between Little Rock Creek and Bear Creek, north side of San Gabriel Mountains. 1921 Comment
  RSA0087294  Heuchera elegans M. Howland s.n. Los Angeles Mt. Lowe. Comment
  UCD133110  Hieracium argutum Michael Grayum; Daryl Koutnik 1978-8-1 1516 Los Angeles East of Castro Peak at end of Corral Canyon Road, Santa Monica Mountains. 853 Comment
  RSA779988  Hirschfeldia incana R. G. Swinney 2009-6-17 11226 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  SD197767  Hoffmannseggia glauca A. C. Sanders, T. B. Salvato 2009-5-18 36807 Los Angeles San Gabriel Valley: Montebello Hills, north side of the Pomona (60) Freeway, southwest of Greenwood Avenue, south of Potrero Grande Drive, under SCE powerlines near substation. 106 Comment
  RSA584865  Holodiscus microphyllus Tim S. Ross, Steve D. Boyd 1990-6-4 2804 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  SBBG31048  Hordeum depressum R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles behind N beach at Little Harbor 1 Comment
  CATA942  Hordeum intercedens Mark L. Hoefs, Robert Given 1992-4-16 1806 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  UCD85674  Hordeum intercedens Beecher Crampton 1963-5-8 6796 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  SBBG131976  Hordeum intercedens S. A. Junak, B. Collins 1991-4-24 SCI 148 Los Angeles on W side of main rd, just S of nursery 228 Comment
  UCR259266  Hordeum murinum R. G. Swinney 2010-3-14 11900 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  POM156454  Hordeum murinum subsp. glaucum Le Roy Abrams 1903-4-9 3243 Los Angeles Inglewood Comment
  CATA716  Hordeum murinum subsp. leporinum Mark L. Hoefs 1991-5-3 1216 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  RSA601615  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-5-13 9491 Los Angeles Between Little Dalton Canyon Englewild Canyon. 381 Comment
  LA33404  Hordeum murinum subsp. leporinum Peter H. Raven; 1959-4-4 13973 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, behind point. 21 Comment
  SEINET4670389  Hordeum murinum subsp. leporinum G. Grant 1901 to 1905 594 Los Angeles Pacific coast, Pasadena Comment
  UCD94964  Hordeum vulgare Jack Delaini; Barbara Shervanick 1974-5-23 203 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 762 Comment
  UCR11713  Horkelia cuneata Smith 1961-3-18 4 Los Angeles Western Transverse Range; Santa Monica Mtns., Point Dume 24 Comment
  RSA499235  Horkelia cuneata subsp. cuneata E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  SD111574  Hosackia crassifolia var. crassifolia Wayne P. Armstrong 1982-6-12 Los Angeles SE firebreak ridge of Lookout Mountain, in shady canyon 1750 Comment
  SBBG68136  Hosackia oblongifolia var. oblongifolia A. J. McClatchie 1893-5-27 Los Angeles Pasadena Comment
  POM155611  Hulsea heterochroma M. L. Bryan 1928-1 37 Los Angeles Switzers Camp, San Gabriel Mountains Comment
Read comments
Aug 12 2009
  RSA229034  Hulsea vestita subsp. gabrielensis R. F. Thorne, C. W. Tilforth 1971-6-30 40744 Los Angeles N slope of Mt. Hillyer 1645 Comment
  RSA453776  Hydrocotyle verticillata Anstruther Davidson s.n. Los Angeles Malibu Creek. Comment
  RSA598300  Hydrocotyle verticillata L. C. Wheeler 1947-5-11 6482 Los Angeles Arcadia. Rancho Santa Anita. Baldwin Estate, between casino and coach house. Comment
  RSA80698  Hypericum formosum var. scouleri F. W. Peirson 1907-7-9 2072 Los Angeles Pine Flats 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
  UCR214641  Hypochaeris glabra A. C. Sanders, Dan S. Cooper 2010-3-12 37375 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA85608  Ivesia santolinoides F. W. Peirson 1921-6-16 s.n. Los Angeles Summit of Mt. Waterman Ridge 2287 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
  UCD51328  Jarava speciosa A. A. Beetle 1942-4-24 3215 Los Angeles Rt. 6, 6 miles S of Palmsdale. Comment
  SBBG95581  Jaumea carnosa M. B. Dunkle 1939-8-7 8492 Los Angeles Old Ranch Comment
  SFV7067  Jaumea carnosa T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 767 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  JEPS4938  Jepsonia malvifolia Herman Schroeder 1953-11-26 Los Angeles above Avalon; Catalina Island Comment
  RSA151002  Jepsonia malvifolia P. H. Raven 1962-4-10 17222 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  RSA771949  Jepsonia malvifolia R. F. Thorne 1968-2-24 37918 Los Angeles Santa Catalina Island. Blue Cavern Point. Comment
  CAS-BOT-BC101896  Juglans californica Peter H. Raven; Robert F. Thorne 1964-5-7 19004 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CHSC98062  Juglans californica A. C. Sanders; Mark Elvin 2003-8-7 27165 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, Santa Clara River bottom east of Del Valle. 282 Comment
  RSA0011195  Juglans californica Elna Pantolin 1951-11-11 s.n. Los Angeles Cedars Springs Comment
  RSA401006  Juglans californica N. C. Cooper 1942-6-3 1681 Los Angeles 31st. St. and Jefferson. Los Angeles Comment
  UCR91397  Juglans californica Scott D. White 1995-3-15 2548 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA681264  Juglans californica var. californica Scott D. White 2003-6-2 9440 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  UC204492  Juglans californica var. californica L. R. Abrams 1912-7-7 4888 Los Angeles near Cahuenga Pass; north slope of Santa Monica Mountains Comment
  UC34949  Juglans californica var. californica unknown Los Angeles Azusa Comment
  UCR169887  Juglans californica var. californica A. C. Sanders, Dan Malueg, K. D. Jones 1999-11-19 23259 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  UCR223214  Juncus R. G. Swinney 2009-5-27 10890 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  CAS-BOT-BC110035  Juncus acutus Grant 1901-4-18 3834 Los Angeles Redondo. Comment
  UCR204034  Juncus bufonius R. G. Swinney 2001-9-16 8158 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  CATA814  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-17 1389 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  RSA229159  Juncus duranii Robert F. Thorne 1969-7-29 38881 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle 2332 Comment
  RSA0116656  Juncus macrophyllus R. G. Swinney 2008-7-2 9127 Los Angeles San Gabriel Mtns.; north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  UCR205249  Juncus macrophyllus R. G. Swinney 2005-8-11 8469 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA729708  Juncus mexicanus R. G. Swinney 1999-6-18 7330 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  JEPS67037  Juncus nevadensis Frank W. Peirson 1922-7-7 3174 Los Angeles Ranger's Cabin San Gabriel Mountains, Swartout Valley 1798 Comment
  POM1608  Juncus phaeocephalus I. M. Johnston 1917-5-13 s.n. Los Angeles [El Monte?] Ditch along Railroad. 114 Comment
  JEPS45908  Juncus rugulosus Joseph Andorfer Ewan 1934-8-11 8344 Los Angeles below Newcomb's Ranch (Chilao region, San Gabriel Mts.); San Gabriel Mts., Chilao region 1645 Comment
  POM1605  Juncus rugulosus I. M. Johnston 1917-6-14 1341 Los Angeles West of Pomona. Comment
  POM1590  Juncus saximontanus I. M. Johnston 1917-8-23 1632 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA0116658  Juncus textilis R. G. Swinney 2008-10-10 9580 Los Angeles San Gabriel Mtns.; Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR205713  Juncus textilis A. C. Sanders, T. B. Salvato 2009-5-21 36889 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  RSA550429  Juncus tiehmii Timothy S. Ross 1992-7-10 6663 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA368379  Juncus xiphioides F. R. Fosberg 1931-5-13 S- 4861 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCR158846  Juncus xiphioides Scott D. White 1994-7-14 2256 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA762644  Juniperus californica R. G. Swinney 2008-11-30 9892 Los Angeles Azusa, San Gabriel River Canyon, 1.6 mi. north of Foothill Blvd. at El Encanto Dr., at confluence with Fish Canyon 210 Comment
  UCR3151  Juniperus californica Frank C. Vasek 1964-6-5 640605- 01 Los Angeles Mojave Desert/San Gabriel Mtns., 1 mi NW of the San Bernardino Co. line on State Hwy 138 1171 Comment
  UCD123743  Keckiella antirrhinoides Gordon Pilone 1960-4-16 9 Los Angeles wash area at Pomono College in Claremont. 365 Comment
  POM9729  Keckiella breviflora var. breviflora Philip A. Munz 1921-4-24 4418 Los Angeles Sandberg's, Liebre Mtn. 1524 Comment
  NY790203  Keckiella cordifolia F. Grinnell Jr. 1905-7-4 459 Los Angeles Newhall Comment
  POM21347  Keckiella ternata subsp. ternata Fordyce Griffiths Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe, San Gabriel Ridge. 1616 Comment
  JEPS85628  Keckiella ternata var. ternata Frank W. Peirson 1918-8-6 263 Los Angeles Mt. Wilson; San Gabriel Mountains 1584 Comment
  RSA718096  Koeleria macrantha R. G. Swinney, Dave Larson 1996-7-17 5115 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  SBBG59411  Koeleria macrantha R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA0103866  Kopsiopsis strobilacea Bonnie C. Templeton 1959-5-31 8259 Los Angeles On Mt. Baldy, San Gabriel Mountains. Comment
  RSA300471  Krascheninnikovia lanata John Dourley, Walter Wisura 1982-6-16 3833 Los Angeles Mt. Emma Rd., SE of Little Rock Creek 1005 Comment
  SEINET6653598 Image available Krascheninnikovia lanata D. Mummert 1968-1 31 Los Angeles 1/4 mile south of Hwy 138 914 Comment
  UCR280575  Krascheninnikovia lanata R. G. Swinney 2014-4-18 16131 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
  SBBG39611  Laennecia coulteri R. Moran 1959-3-9 7156 Los Angeles 1 mi N of Eel Pt 20 Comment
  RSA724992  Lamarckia aurea K. Dobry 1990-3-25 105 Los Angeles Simi Hills at Dayton Canyon Comment
  SEINET200268 Image available Lamarckia aurea Unknown 20 -25 Los Angeles San Gabriel Valley near Claremont 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
  CAS-BOT-BC412728  Lastarriaea coriacea Geo. B. Grant 1902-5-10 s.n. Los Angeles Arcadia Comment
  CAS-BOT-BC354216  Lasthenia coronaria L. R. Abrams 1901-4-1 1388 Los Angeles Monte Vista Comment
  UC135364  Lasthenia coronaria C. F. Baker 1903-8-13 4091 Los Angeles Claremont Comment
  CAS-BOT-BC329170  Lasthenia glabrata subsp. coulteri Marcus E. Jones 1882-5-2 3211 Los Angeles Pasadena Comment
  RSA0008493  Lasthenia glabrata subsp. coulteri F. A. Warf 1934-3-18 12463 Los Angeles Culver City. Comment
  RSA4774  Lasthenia glabrata subsp. coulteri James Snow 1932-03 s.n Los Angeles Plants of the Bryant Ranch, near Long Beach, station #4 Plant #1. Comment
  UCD133798  Lasthenia gracilis Daryl Koutnik; Bruce Holguin 1978-4-1 209 Los Angeles Sierra Pelona Valley, west side of Anthony road and north of Sierra Highway. 548 Comment
  SBBG108420  Lathyrus odoratus T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-20 8591 Los Angeles N-S rd between upper Larkspur Cyn and Marine Terrace Grade, ca. 960' S of the center of the old airfield landing strip 266 Comment
  RSA1525  Lathyrus vestitus subsp. laetiflorus Carl Knopf, Johnson 1930-1-30 1454 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  SFV1822  Lathyrus vestitus var. alefeldii H. L. Bauer 1941-5-1 658 Los Angeles San Gabriel Mountains Bouquet Canyon near Del Sur. Comment
  CATA3440  Lathyrus vestitus var. vestitus Benjamin J. Dion, Stuart Olshevski 2017-4-13 016 Los Angeles Santa Catalina Island: Channel Side; above White's Landing in China Wall watershed, below Airport Rd 139 Comment
  CHSC26245  Lathyrus vestitus var. vestitus Paul M. Gomez 1966-4-4 78 Los Angeles In hills above Malibu Beach, on Hume Rd., Santa Monica Mtns. 76 Comment
  UC864434  Lathyrus vestitus var. vestitus I. W. Clokey and E. G. Anderson 1931-3-11 5331 Los Angeles San Gabriel Canyon 800 Comment
  RSA600905  Lathyrus vestitus var. vestitus L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. 365 Comment
  SBBG61210  Layia glandulosa R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UCR193694  Layia glandulosa R. G. Swinney 1999-4-5 7048 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
  RSA92277  Layia glandulosa F. W. Peirson 1921-7-3 2778 Los Angeles 2 miles NE of Rock Creek Divide, N slope of San Gabriel Mts. 2287 Comment
  SEINET11811301  Layia glandulosa I. Tavares, Brinson, V. 1962-1 273 Los Angeles near Palmdale, 2.7 mi E of Hwy 6, on highway connecting with Angeles Crest Hwy (Hwy 2) Comment
  CAS-BOT-BC377811  Layia platyglossa Geo. B. Grant 1901-5-1 111 Los Angeles Garvanza Comment
  PASA2321  Layia platyglossa George Con Los Angeles Sierra madre Villa Comment
  RSA361742  Layia platyglossa subsp. campestris Anstruther Davidson 1908-05 s.n. Los Angeles Sierra Madre. Comment
  RSA0107838  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
  CAS-BOT-BC89169  Lepidium draba Peter H. Raven; Henry J. Thompson 1960-4-12 15030 Los Angeles Santa Monica Mountains. Seminole Hot Springs. 289 Comment
  CAS-BOT-BC89305  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  SEINET7062863  Lepidium flavum var. flavum A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway near the California Aqueduct. UTM Zone 11, 410587mE, 3820401mN. (WGS84/NAD83). 887 Comment
  OBI44796  Lepidium fremontii David J. Keil 1987-5-1 20056 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA184049  Lepidium fremontii I. L. Wiggins 1966-4-15 20587 Los Angeles Desert wash immediately east of J. F. L. Motel, Pearlblossom. Mohave Desert. Comment
  UCSB18662  Lepidium fremontii Meisenbach, C. 1963-5-3 Los Angeles State Highway 138; 1.7 miles southeast of Victorville junction; west of Pearblossom 1066 Comment
  UCD115684  Lepidium lasiocarpum subsp. lasiocarpum Daryl Koutnik; Vickie Dawes 1978-4-20 389 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  SBBG131978  Lepidium nitidum S. A. Junak, B. Collins 1991-4-24 SCI 151 Los Angeles S of airfield, just W of main rd 274 Comment
  UCR274958  Lepidium nitidum var. nitidum Michael Honer, Rachel Woodard 2006-4-12 2186 Los Angeles Tehachapi Mountains area., Hills above Oso Cyn., c. 2.5 miles [NNW] of Quail Lake, 2 miles west of cement plant rd. 1143 Comment
  SBBG70834  Lepidium virginicum R. Hoffmann 1928-7-7 Los Angeles Soledad Cyn Comment
  RSA651356  Lepidium virginicum T. Strid 1972-6-8 s.n. Los Angeles Topanga Cyn. 60 Comment
  RSA600776  Lepidospartum squamatum L. C. Wheeler 1962-6-30 8152 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA126747  Leptochloa fusca subsp. fascicularis P. H. Raven, Henry J. Thompson 1959-10-4 14553 Los Angeles Coast Highway just north of mouth of Santa Monica Canyon. 15 Comment
  LA33410  Leptochloa fusca subsp. uninervia Peter H. Raven; Henry J. Thompson 1959-10-14 14641 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  SEINET3271568 Image available Leptochloa uninervia R. G. Swinney 2008-9-9 9326 Los Angeles San Gabriel Mtns.; Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA653742  Leptodactylon californicum subsp. glandulosum Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 894 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. 457 Comment
  SD7455  Leptosiphon aureus J. C. Nevin 1885-1 Los Angeles Los Angeles Comment
  SBBG112781  Leptosiphon bicolor S. A. Junak 1998-4-4 SCa 532 Los Angeles Little Ripper's Cyn 73 Comment
  RSA250594  Leptosiphon breviculus R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41600 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA252930  Leptosiphon breviculus R. F. Thorne, C. W. Tilforth 1973-4-20 43031 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs 1372 Comment
  RSA729743  Leptosiphon breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  SBBG20165  Leptosiphon chrysanthus subsp. chrysanthus M. A. Piehl 1963-5-18 63313 Los Angeles just N of Godde Pass 914 Comment
  POM364635  Leptosiphon liniflorus Anstruther Davidson s.n. Los Angeles Mohave desert. Comment
  RSA601180  Leptosiphon liniflorus L. C. Wheeler 1967-6-26 9914 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  RSA0087097  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-1 13080 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA586451  Lessingia glandulifera var. glandulifera Orlando Mistretta 1994-9-27 1503 Los Angeles San Gabriel Mountains; Little Rock Creek, N of Little Sycamore below jct. of 4N15 and 5N04.3 1159 Comment
  UCR85833  Lessingia glandulifera var. glandulifera T. S. Ross 1991-8-16 5812 Los Angeles San Gabriel Mtns, Sulphur Springs Rd., 0.95 mile (as crow flies) due west of its junction with Angeles Crest Hwy 1817 Comment
  RSA464483  Lewisia rediviva H. E. Hasse 1897-06 s.n. Los Angeles Near summit of Mt. San Antonio; altitude 3170 m. 3170 Comment
  RSA657959  Leymus condensatus Paden 1968-5-21 23 Los Angeles Big Tujunga Wash. 305 Comment
  SEINET10595837  Leymus condensatus Adolph D. E. Elmer Elmer 4177 Los Angeles Acton. Comment
  CAS-BOT-BC274469  Leymus triticoides Rev. J. C. Nevin 1904-5-1 s.n. Los Angeles Burbank Comment
  POM244853  Leymus triticoides F. R. Fosberg 1931-5-7 712 Los Angeles Santa Catalina Island. Hillside above Dam. Comment
  SEINET10828136  Leymus triticoides F. R. Fosberg 1931-5-18 Fosberg 54991 Los Angeles Santa Catalina Island. Upper Sonoran Zone. 2 Comment
  UCR182681  Ligustrum lucidum R. G. Swinney 1998-4-13 5953 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA0106319  Lilium humboldtii var. bloomerianum Lyman Benson 1954-6-27 15300 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. 426 Comment
  RSA660433  Lilium parryi Orlando Mistretta 1992-6-25 616 Los Angeles Burkhart Trail, out of Buckhorn Campground. Comment
  RSA0072155  Limonium ramosissimum R. E. Riefner Jr. 2006-1-21 06 -8 Los Angeles City of Long Beach, Belmont Shores, Colorado Lagoon in vicinity of Park Ave. and Colorado St. 6 Comment
  UCR204430  Linanthus androsaceus R. G. Swinney 2003-5-12 8196 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.25 mi. S of Big Dalton Cyn. Rd. in upper 'Dunn Canyon' drainage, 0.25 mi. NW of Big Cienega Spring, S of Coulter Pine Trail 518 Comment
  UCR194045  Linanthus breviculus R. G. Swinney 1999-6-5 7239 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  CAS-BOT-BC226746  Linanthus californicus Alice Eastwood 1919-5-29 8943 Los Angeles San Gabriel Canyon Comment
  LA200750  Linanthus californicus A. M. Johnson; 1934-3-16 4344 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA468435  Linanthus californicus subsp. glandulosus Donald R. Bissing 1973-5-4 57 Los Angeles Evey Canyon, San Gabriel Mountains, 0.3 miles from mouth of canyon 726 Comment
  RSA682659  Linanthus californicus subsp. glandulosus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1084 Los Angeles North side of mountains: South of Hostetter Motorway (On the Thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA695508  Linanthus concinnus Valerie L. Soza, Sarah J. De Groot 2003-6-18 1692 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  RSA729818  Linanthus concinnus R. G. Swinney 1998-7-16 6285 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  UCD118503  Linanthus dianthiflorus Robert F. Thorne 1966-4-4 35757 Los Angeles Santa Catalina Island: Bluff SE of Ballast Point and Catalina Harbor, Isthmus. 60 Comment
  RSA0016797  Linanthus dianthiflorus subsp. dianthiflorus Anstruther Davidson 1890-04 s.n. Los Angeles Foot hill, Los Angeles. Comment
  JEPS58395  Linanthus dichotomus Frank W. Peirson 1919-5-10 393 a Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  RSA716671  Linanthus parryae Scott D. White, Pam De Vries 2006-5-10 11455 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR50984  Linanthus parryae A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7776 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  POM364695  Linanthus parryae B. C. Templeton 1930-4-8 1038 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  SEINET3159544  Linaria canadensis G. B. Grant 697 Los Angeles Pasadena, S California Comment
  LA51397  Lithophragma affine Peter H. Raven; Henry J. Thompson 1960-4-24 15124 Los Angeles 609 Comment
  CAS-BOT-BC426263  Lithophragma affine Geo. B. Grant 1898-3-20 s.n. Los Angeles Lincoln Park, Pasadena Comment
  RSA439335  Lobelia dunnii var. serrata Albert J. Perkins 1924-10 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  RSA0036166  Lobularia maritima Bill Duval s.n. Los Angeles La Crescenta Comment
  RSA549565  Lobularia maritima Timothy S. Ross 1991-3-10 4219 Los Angeles Claremont: Bernard Field Station, on E side of RSA. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  SD108851  Loeseliastrum matthewsii James Henrickson 1973-5-12 9600 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St., N-facing slopes above arroyo 1234 Comment
  RSA587266  Loeseliastrum matthewsii Orlando Mistretta 1994-5-13 1217 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  CAS-BOT-BC342190  Logfia filaginoides Timothy S. Ross; Janet Takara; Stacey Otte 1993-4-25 6968 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon 207 Comment
  UCR270524  Logfia filaginoides R. G. Swinney 2010-4-13 12178 Los Angeles San Gabriel Mountains, 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
  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
  UCR126882  Lomatium dasycarpum A. C. Sanders 2003-4-29 26171 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  SBBG59798  Lomatium mohavense J. R. and R. C. Robbins 1930-3-25 Los Angeles W Mojave Desert Comment
  SEINET6041948  Lomatium utriculatum Unknown 1969-5-4 Los Angeles San Gabriel Mountains. Placerita Canyon. Comment
  UC662465  Lonicera confusa Katherine D. Jones 1941-8-18 Los Angeles Evans and Reeves, Beverley Hills Nursery, California. Comment
  CATA822  Lonicera hispidula Mark L. Hoefs 1991-6-17 1414 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  POM186283  Lonicera hispidula var. vacillans Joseph A. Ewan 1933-7-4 7863 Los Angeles above Madrono Flats, E. Fork Santa Anita Canyon. 1067 Comment
  SD69849  Lonicera hispidula var. vacillans Robert F. Thorne, D. Propst 1968-5-27 37624 Los Angeles Santa Catalina; in upper Skull Canyon. 299 Comment
  POM156204  Lonicera subspicata var. denudata L. R. Abrams 1902-6-15 2544 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA802340  Lonicera subspicata var. denudata Orlando Mistretta, Christine Mistretta 2011-7-7 5925 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  CAS-BOT-BC198540  Lotus Elizabeth McClintock 1965-7-2 s.n. Los Angeles Table Mountain, above Wrightwood, San Gabriel Mountains 2133 Comment
  RSA406759  Lotus argophyllus subsp. ornithopus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  UCD106726  Lotus corniculatus Mildred E. Mathias 1951-5-10 2529 Los Angeles Campus, University of California. Comment
  RSA406919  Lotus dendroideus var. dendroideus M. B. Dunkle 1929-4-6 2082 Los Angeles Santa Catalina Island. Avalon Canyon, Equestrian trail Comment
  UC723861  Lotus grandiflorus E. Lloyd 1933-4-8 Los Angeles Temescal Canyon Santa Monica Mountains Comment
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Aug 29 2019
  RSA151679  Lotus grandiflorus var. grandiflorus R. C. Bacigalupi 1953-6-15 4203 Los Angeles along forest service road following the crest of Mendenhall ridge, 13 miles east of its start at paved road crossing western crest of this ridge betwenn Little Tujunga and Pacoima canyons 1585 Comment
  RSA188209  Lotus hamatus R. F. Thorne, P. C. Everett 1965-6-22 34894 Los Angeles Santa Catalina Island., upper end of Avalon Canyon along road. 213 Comment
  POM50650  Lotus heermannii var. heermannii L. R. Abrams 1900-08 870 Los Angeles San Gabriel Canyon Comment
  RSA319992  Lotus heermannii var. heermannii Greg Wright 1971-5-23 124 Los Angeles Big Dalton Canyon, north of Glendora Comment
  RSA774621  Lotus nevadensis R. G. Swinney 2009-7-29 11419 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA642032  Lotus nevadensis var. davidsonii Orlando Mistretta 1993-6-28 893 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  UC216127  Lotus nevadensis var. davidsonii I. M. Johnston 1917-7-4 1423 Los Angeles s slope Baldy; San Antonio Mountains 1981 Comment
  UCR222736  Lotus procumbens R. G. Swinney 2009-5-12 10717 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  IRVC28123  Lotus salsuginosus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26281 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  UCR154616  Lotus salsuginosus A. C. Sanders, T. B. Salvato 2005-4-26 29758 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  UCR281360  Lotus salsuginosus R. G. Swinney 2014-5-15 16513 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
  RSA574299  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-3-19 2717 Los Angeles Glendora, 2.5 mi. W of Big Dalton Canyon Rd at Glendora Mountain Road, ca 100 m below (S) of road 548 Comment
  SFV10441  Lotus salsuginosus var. salsuginosus M. J. Teiman 1979-4-27 20 Los Angeles Santa Susana Mountains Browns Canyon. Dry, disturbed field by road side. 365 Comment
  POM175400  Lotus salsuginosus var. salsuginosus Joseph A. Ewan 1930-4-25 2319 Los Angeles Hills near mouth of Stone Canyon 366 Comment
  RSA652455  Lotus scoparius A. E. Hersh 1950-6-29 s.n. Los Angeles UCLA campus, Faculty Hill, Westwood Village. 60 Comment
  UCR255845  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-4 12486 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
  SEINET243736 Image available Lotus scoparius var. brevialatus Unknown, Scott Steppan 1883-1-4 Los Angeles Sierra Madre Villa Comment
  RSA659798  Lotus scoparius var. scoparius Brian McColgan 1988-5-19 24 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  RSA714686  Lotus scoparius var. scoparius A. C. Sanders, Mark A. Elvin 2003-6-18 26953 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  RSA654021  Lotus strigosus Valerie L. Soza, Laura Moore 2000-5-10 841 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  UC168718  Lotus strigosus unknown Jun 15 1906-Jun 18 1906 Los Angeles Summit of Mt. Wilson San Gabriel Mts. 1828 Comment
  UCR152905  Lotus strigosus A. C. Sanders, Helen Kennedy 2005-4-13 29437 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA229191  Lotus strigosus R. F. Thorne 1971-6-30 40807 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA597041  Lotus strigosus T. S. Ross 1990-6-25 3841 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA90386  Lotus strigosus F. W. Peirson 1918-5-26 322 Los Angeles Hennigers Flat, Mt. Wilson Toll Road 854 Comment
  RSA187946  Lotus strigosus var. strigosus R. F. Thorne 1966-4-6 35891 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  CLARK-A1528-2811  Lotus subpinnatus John C. Roos 1937-3-25 1686 Los Angeles Comment
  RSA229131  Lotus unifoliolatus R. F. Thorne 1971-6-30 40814 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA406260  Lotus unifoliolatus M. B. Dunkle 1930-7-13 2432 Los Angeles Summit, Head Grand Canyon. Comment
  RSA50646  Lotus wrangelianus L. R. Abrams 1901-06 1695 Los Angeles Santa Monica Mountains, Saddle Peak. Comment
  UCR200202  Lotus wrangelianus Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 902 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  RSA0085063  Lupinus Justin M. Wood 2009-4-10 477 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  SEINET10488412  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x arb. Hyb. (1) Comment
  SEINET10488414  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x field arb. Hyb. (2) Comment
  RSA0059786  Lupinus albifrons var. collinus J. R. Bruff 1928-4-1 121 Los Angeles Ridge E. of Marengo. Comment
  RSA729781  Lupinus andersonii R. G. Swinney 1998-7-2 6243 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
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May 3 2010
  CAS-BOT-BC196401  Lupinus arboreus C. B. Wolf 1931-6-25 2241 Los Angeles Along Beverly Blvd., west of Los Angeles Botanic Garden 60 Comment
  SEINET10870956  Lupinus arboreus David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 6450 (1) Comment
  RSA199051  Lupinus bicolor W. M. Gauntt 1966-4-9 136 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road. 915 Comment
  SD116300  Lupinus bicolor David B. Dunn 1946-4-19 2120 Los Angeles Arid valley approaching the Mojave along the Newhall to Palmdale Hwy 6 near Acton 609 Comment
  SFV4371  Lupinus bicolor D. B. Dunn 1941-3-23 919 Los Angeles Eagle Rock. On the hill above Ridgeview. Comment
  RSA646993  Lupinus bicolor subsp. microphyllus LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 181 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 487 Comment
  UC1922171  Lupinus bicolor subsp. microphyllus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. Near 34deg 12' 24.8'' N 118deg 14' 51.6'' W T1N R13W NW/4, NE/4 sec. 4. Elev. 1300 Feet. Comment
  RSA442329  Lupinus bicolor subsp. microphyllus Anonymous s.n. Los Angeles [no locality information provided] Comment
  CAS-BOT-BC187876  Lupinus chamissonis LeRoy Abrams 1902-6-9 2502 Los Angeles Playa del Rey Comment
  RSA407121  Lupinus chamissonis Richard Arnold 1984-8-10 1021 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2 Comment
  SEINET12154481  Lupinus chamissonis Unknown 1933-1 10354 Los Angeles Playa del Rey Comment
  UCR186956  Lupinus excubitus subsp. austromontanus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31968 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  CAS-BOT-BC216667  Lupinus excubitus subsp. hallii Reid Moran 1941-3-13 704 Los Angeles Mouth of Hermit Gulch, Santa Catalina Island 50 Comment
  RSA579319  Lupinus excubitus var. austromontanus T. S. Ross 1994-5-31 7974 Los Angeles W slope, ca 860 m WSW of the 7124-ft summit 2072 Comment
  CAS-BOT-BC216550  Lupinus excubitus var. johnstonii Timothy S. Ross; Steve Boyd 1994-5-11 7768 Los Angeles Central summit area, ca 1750 m WSW of Bear gulch Camp, Liebre Mountain 1732 Comment
  SFV21472  Lupinus formosus J. H. Nishida 1991-8-10 s. n. Los Angeles San Gabriel Mountains Bear Divide, on Little Tujunga Canyon. Fire break. 793 Comment
  POM2657  Lupinus formosus C. F. Baker 1909-5-1 5303 Los Angeles Claremont. Comment
  RSA406945  Lupinus latifolius var. latifolius Fordyce Grinnell Jr. 1910-07 s.n. Los Angeles Switzer's Camp, San Gabriel Mountains Comment
  RSA20215  Lupinus longifolius Theodore Payne 1938-5-15 9410 Los Angeles San Fernando Valley, Victory Blvd, east of Van Nuys. [This most likely refers to Victory Blvd coming out of Van Nuys. Ref: Mr. Tony Morosco] 274 Comment
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Apr 5 2008
  SBBG69058  Lupinus microcarpus var. densiflorus R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  POM29398  Lupinus odoratus var. odoratus C. Morse 1918-1 s.n. Los Angeles Mojave Desert (no data on label) Comment
  RSA250405  Lupinus peirsonii Lee W. Lenz 1968-6-11 37790 Los Angeles Angeles National Forest; along Angeles Crest W of Mt. Baden-Powell, N slope of San Gabriel Mtns 2287 Comment
  SEINET10486150  Lupinus polycarpus David B. Dunn 1947-3-19 Dunn 2925 Los Angeles Collected on the n side of wilshire. 1/2 Block e of manning in a vacant lot. White colony; banner never reflexing. Has spread and now covers 100 ft of Parkway and banks of vacant lot; 5 years ago it occupied only a small area. Comment
  HSC101290  Lupinus sparsiflorus R. G. Swinney 2009-3-26 10165 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  UCR192578  Lupinus sparsiflorus A. C. Sanders 2008-4-10 34822 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA601559  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1967-6-15 9822 Los Angeles San Gabriel Mountains: South side Fremont Pass. Land Grant 564 Comment
  RSA679914  Lupinus stiversii LeRoy Gross, Sarah J. De Groot 2003-5-17 922 Los Angeles Mt. Lowe fire road (2N50.1) 1402 Comment
  UCR258564  Lupinus succulentus R. G. Swinney 2010-3-10 11811 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0016975  Lupinus succulentus Jack Rempel 1934-4-12 s.n. Los Angeles Baldwin Hills Comment
  RSA414329  Lupinus succulentus Freda Detmers 1931-3-25 14002 Los Angeles Palos Verdes Hills Comment
  SD21277  Lupinus truncatus Norman E. Bilderback 1938-4-16 Los Angeles Santa Catalina Island; Avalon. Comment
  RSA133781  Lupinus truncatus H. J. Thompson 1959-5-24 2015 Los Angeles 0.1 mile south of summit of Tuna Canyon road where it joins Saddle Peak Road. 564 Comment
  SBBG70672  Lycium andersonii R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SEINET4098753  Lycium californicum M. B. Dunkle 1940-1 7418 Los Angeles West end, Santa Barbara Island. Comment
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Feb 10 2015
  CAS-BOT-BC231602  Lycium cooperi J. E. Stumbo; J. C. Bayse 1966-4-11 LASCA- 539 Los Angeles Along roadside c. 6 miles south of Palmdale 914 Comment
  UC26131  Lycium cooperi Dr. A. Davidson May 1895 Los Angeles Lancaster Comment
  RSA428585  Lycium ferocissimum Robert Gustafson 1980-9-16 1923 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA355900  Lycopersicon esculentum Robert F. Thorne 1975-9-4 47381 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  CAS-BOT-BC142279  Lyonothamnus floribundus subsp. floribundus Reid Moran 1941-2-28 652 Los Angeles Head of Johnson's Canyon - Santa Catalina Island Comment
  POM243687  Lyonothamnus floribundus subsp. floribundus F. R. Fosberg 1931-4-23 S 4686 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  RSA117385  Lyonothamnus floribundus subsp. floribundus Huron H. Smith 1912-7-4 74966 Los Angeles Swain's Canyon, Santa Catalina Island. 366 Comment
  RSA578211  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  RSA603202  Madia elegans subsp. wheeleri Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10021 B Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  UC89380  Madia exigua T. S. Brandegee May, 1890 Los Angeles Santa Catalina Island Comment
  RSA612004  Madia gracilis L. C. Wheeler 1932-7-2 902 Los Angeles Brown's Flat 1311 Comment
  UCR38921  Madia gracilis B. A. Prigge 1985-6-14 6399 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  RSA695431  Malacothamnus A. C. Sanders, M. S. Enright 2002-8-8 25574 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804. 366 Comment
  RSA320824  Malacothamnus clementinus F. C. Boutin 1967-4-23 1655 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site. 305 Comment
  UCR204208  Malacothamnus clementinus Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark, Steve Burckhalter 1996-4-20 169 Los Angeles Channel Islands, San Clemente Island, Lemon Tank Comment
  RSA522442  Malacothamnus fremontii Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4063 Los Angeles NNE of Tie Summit Station and E of Angeles Forest Hwy, Tujunga Ranger District. 1564 Comment
  UCR180572  Malacothrix californica Scott D. White, Pam Devries 2006-5-9 11397 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA176245  Malacothrix glabrata R. F. Thorne 1963-5-15 31675 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA584983  Malacothrix glabrata Timothy S. Ross 1993-5-16 7162 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  LA103200  Malacothrix saxatilis var. tenuifolia Barry A. Prigge; 1985-6-14 6422 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA724399  Malacothrix saxatilis var. tenuifolia K. Dobry 1991-3-16 D- 215 Los Angeles Santa Monica Mts. Lower Cold Creek Cyn. Montifisher Property Comment
  CAS-BOT-BC167860  Malosma laurina W. R. Dudley 1907-12-1 s.n. Los Angeles Monrovia Comment
  RSA522975  Malosma laurina T. S. Ross 1991-2-23 4085 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA608756  Malus sylvestris Louis C. Wheeler 1963-10-13 8406 Los Angeles Altadena: 47 E. Pine Street. Comment
  RSA570036  Malva parviflora Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4892 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA0077090  Marah macrocarpa R. G. Swinney 2010-4-15 12228 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA0091494  Marah macrocarpa R. G. Swinney 2010-3-13 11890 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA788773  Marah macrocarpa Mark Elvin, Michael Wall 1997-3-5 365 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  RSA440998  Marah macrocarpa David Young 1969-3-10 305 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park, off San Dimas Ave. in canyon 300 yds NW of the road. 305 Comment
  RSA657458  Marah macrocarpa J. Keeling 1980-5-26 20 Los Angeles Verdugo Mountains; South end of dam. Beginning of Childs Canyon, 500 yards east of Allen Street. Glendale. 335 Comment
  SD20937  Marah macrocarpa Paul F. Covel 1938-4-19 Los Angeles Mojave near Lancaster Comment
  UCR107776  Marah macrocarpa var. macrocarpa D. Zygielbaum, M. Low 1997-3-6 01 Los Angeles Base of San Gabriel Mtns., Claremont, NW corner of Mills Avenue and Foothill Boulevard. N end of field station panhandle near most northern dirt access road 412 Comment
  RSA662323  Marah macrocarpa var. macrocarpa Amy Drooks 1981-4-26 0 -12 Los Angeles San Gabriel River, north of Azusa. Comment
  RSA654642  Marrubium vulgare Fred Brooks, P. Sobkowiak 1988-4-23 11 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA0089152  Matricaria discoidea R. G. Swinney 2010-3-24 12074 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG70080  Meconella denticulata M. N. Ackley -Apr-1922 773 Los Angeles Verdugo Hills, Glendale Comment
  RSA593577  Medicago lupulina Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8913 A Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA631378  Medicago polymorpha Valerie L. Soza, LeRoy Gross 1999-5-10 456 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA3482  Medicago polymorpha Carl B. Wolf 1932-5-9 3425 Los Angeles Near the Bathhouse Avalon 8 Comment
  RSA533433  Medicago polymorpha Tim S. Ross 1991-4-21 4516 Los Angeles Whittier Hills (Puente Hills, proparte) Middle Turnbull Canyon drainage just SW of Old water tank. 220 Comment
  JEPS86570  Melica imperfecta Roy E. Buck 1988-4-10 893 Los Angeles 0.3 rd mi n Three Points (e side of Three Points Rd, 0.6 air km ne of Oakdale Canyon and Pratt Canyon confluence drainages, 26 air km n of Castaic) 1036 Comment
  LA89807  Melica imperfecta Elizabeth McClintock; 1945-5-1 Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon, Cold Creek. Comment
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May 8 2014
  POM137986  Melica imperfecta R. F. Thorne, P. Everett 1965-6-23 34997 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA0084869  Melica imperfecta R. G. Swinney 2010-5-4 12556 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA177742  Melica imperfecta R. F. Thorne, P. Everett 1965-5-10 34495 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  RSA599580  Melica imperfecta Steve Boyd, Lauren Raz 1997-3-25 9307 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  SBBG56875  Melica imperfecta R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  UC148002  Melica imperfecta C. F. Baker 1909-4-20 5280 Los Angeles Claremont Comment
  RSA652194  Melilotus albus F. Zuazo 1953-2-5 s.n. Los Angeles Gardina. St Andrew Pl. Ele. 800 ft. 243 Comment
  RSA652187  Melilotus indicus A. E. Hersh 1950-7-5 s.n. Los Angeles Garden 411 Wade St., Venice. 30 Comment
  SBBG21468  Mentha E. R. Blakley, D. E. Breedlove 1961-9-24 1291 Los Angeles Middle Ranch Cyn, about 0.5 mi upstream from its mouth 76 Comment
  RSA608364  Mentzelia congesta Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  SEINET13203247 Image available Mentzelia congesta R. G. Swinney 2011-1 14521 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA0116573  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. 2305 Comment
  RSA440451  Mentzelia laevicaulis K. C. Zakar 1969-06 s.n. Los Angeles San Francisquito Canyon, Saugus. Comment
  RSA729694  Mentzelia laevicaulis R. G. Swinney 1998-8-28 6855 Los Angeles San Gabriel Mtns.: Stoddard Canyon at Stoddard Falls 915 Comment
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Dec 10 2020
  RSA701276  Mentzelia micrantha LeRoy Gross 2003-5-4 822 Los Angeles South side of mountains: Along east side of Brand canyon a short distance above the large waterfall. 393 Comment
  UC1279994  Mentzelia micrantha Peter H. Raven, H. L. Wedberg 1957-6-15 10906 Los Angeles 8 mi n U.S. 101A; Santa Monica Mountains, Latigo Canyon Comment
  RSA757803  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-7 2370 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  HSC2877  Mesembryanthemum nodiflorum G. E. Anderson 1966-4-6 58 Los Angeles Hwy. 1, N of Hwy. 27 Jct. Comment
  RSA188055  Microseris douglasii subsp. platycarpha R. F. Thorne 1966-4-6 35935 a Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  RSA347515  Microseris heterocarpa B. A. Prigge 1986-3-19 6925 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  POM363440  Microseris heterocarpa Anstruther Davidson 1905-5-1 1433 Los Angeles Hollywood Comment
  RSA507992  Microseris lindleyi Steve Boyd, Timothy S. Ross 1988-4-28 2247 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA592817  Microseris lindleyi Steve Boyd 1996-4-25 8669 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  SBBG66674  Mimetanthe pilosa R. Hoffmann 1927-8-31 Los Angeles Palmdale area Comment
  RSA777687  Mimulus androsaceus Orlando Mistretta, Christine Mistretta 2010-5-19 5104 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA407716  Mimulus aurantiacus O. R. Dorado, Aaron Liston, K. Tan 1987-6-10 1686 Los Angeles San Gabriel Mtns. Near Rincon Ranger Station. 762 Comment
  RSA439236  Mimulus aurantiacus R. J. Tinkler 1969-6-28 s.n. Los Angeles Angeles Crest Highway. Comment
  POM305148  Mimulus aurantiacus var. pubescens Henry J. Ramsey, Henry J. Ramsey 1937-4-26 429 Los Angeles Pomona, Hillside; Drainage Area: Pacific slope. 305 Comment
  RSA0091979  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-7-7 15424 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UC535367  Mimulus aurantiacus var. pubescens Ira W. Clokey, B. Templeton Apr. 1929 4441 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  UC1018204  Mimulus aurantiacus var. pubescens J. Warren 1952-5-15 Los Angeles Fish Canyon 457 Comment
  UCR142496  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-2 S- 4451 Los Angeles Channel Islands, Hamilton Canyon, near Avalon, Santa Catalina Island 200 Comment
  POM8951  Mimulus brevipes P. A. Munz, R. D. Harwood 1920-4-21 3690 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA0040125  Mimulus brevipes Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  RSA420383  Mimulus brevipes G. R. Johnstone 1925-4-10 s.n. Los Angeles Mt. Lowe. Comment
  RSA126683  Mimulus cardinalis H. J. Thompson 1959-5-24 1983 Los Angeles Santa Monica Mountains. 0.3 miles N of Coast Highway, Tuna Canyon. 46 Comment
  SEINET11262503  Mimulus cardinalis Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-6 8117 b Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. Green Valley 7.5' USGS Quadrangle.; 0 814 Comment
  UCR117557  Mimulus cardinalis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23276 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  RSA101642  Mimulus cardinalis Frank W. Johnson 1910-3-29 1250 Los Angeles Mouth of Middle Ranch Canon, Santa Catalina Island. Comment
  RSA602745  Mimulus floribundus Louis C. Wheeler 1967-8-1 10197 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  UC483215  Mimulus floribundus L. R. Abrams and I. L. Wiggins 1931-7-6 394 Los Angeles vicinity Mosquito Harbor; Channel Islands, San Clemente Island Comment
  RSA527673  Mimulus floribundus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4291 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CATA304  Mimulus guttatus Mark L. Hoefs 1973-6-5 324 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon, below Edison station, in stream 274 Comment
  JEPS11453  Mimulus guttatus Frank W. Peirson 1918-8-6 259 Los Angeles old trail to Mt. Wilson; San Gabriel Mountains 838 Comment
  PASA122  Mimulus guttatus Margaret Stason 1931-6-13 Los Angeles Buckhorn, San Gabriel Mts. Comment
  RSA80463  Mimulus guttatus F. W. Peirson 1920-5-6 2125 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  UC1348862  Mimulus guttatus Robert F. Thorne 1966-4-29 36300 Los Angeles Upper Middle Ranch Canyon, just below small reservoir San Clemente Island 274 Comment
  UC56672  Mimulus inodorus Ernest Braunton Aug. 1902 656 Los Angeles Oak Knoll Comment
  RSA0113233  Mimulus pilosus R. G. Swinney 2010-9-30 13909 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  UCR206148  Mimulus pilosus R. G. Swinney 2008-6-4 8924 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  UCR277020  Mimulus rubellus R. G. Swinney 2010-9-30 13923 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA124241  Minuartia douglasii E. K. Balls, Percy C. Everett 1958-3-14 22871 Los Angeles At edge of dry stream, sw of San Antonio dam, 4 mi. N of Claremont. 579 Comment
  RSA592233  Mirabilis californica var. californica Louis C. Wheeler 1967-4-30 9245 Los Angeles Limekiln Canyon 549 Comment
  PASA597  Mirabilis laevis Annetta Carter 1929-1-1 Los Angeles Base of Sierra Madre Mts. 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
  RSA0074179  Modiola caroliniana C. N. Carter 1909-6-12 s.n. Los Angeles Claremont. Comment
  SDSU21067  Monardella breweri Ian Cain, Natasha Bartely 2010-6-21 1533 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 488 Comment
  CAS-BOT-BC219888  Monardella breweri subsp. breweri J. Ewan 1931-7-4 4737 Los Angeles Near Gold Creek Road, Pacoima Canyon, San Gabriel Mts. Comment
  JEPS63313  Monardella cinerea Frank W. Peirson 1918-6-8 182 Los Angeles Baldy (Mt. San Antonio); San Gabriel Mts. 2286 Comment
  RSA717869  Monardella cinerea R. G. Swinney 1995-8-28 4476 Los Angeles West Mt. Baldy Summit, 11S MH-4E, 9N 3012 Comment
  RSA184067  Monardella exilis I. L. Wiggins 1966-4-24 20647 Los Angeles Along Palmdale Boulevard between 90 Street E and 150 Street E, about 15 miles E of Palmdale. Mojave Desert. Comment
  RSA600984  Monardella lanceolata Louis C. Wheeler 1967-6-26 9885 Los Angeles Elsmere Canyon. 441 Comment
  UCR210232  Monardella linoides R. G. Swinney 2008-8-13 9406 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  RSA573714  Monardella linoides subsp. stricta Tim S. Ross 1990-8-17 3126 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  CAS-BOT-BC220440  Monardella saxicola Louis C. Wheeler 1932-6-27 880 Los Angeles 200 yds NNE San Dimas Canyon Dam near the road, San Gabriel Mts. 426 Comment
  UCR194564  Monolopia lanceolata A. C. Sanders 2008-4-25 35111 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  RSA94165  Monoptilon bellioides F. W. Peirson 1927-5-7 7289 Los Angeles 4 miles east of Lancaster. Comment
  RSA13757  Montia fontana L. C. Wheeler 1934-3-3 2387 Los Angeles Puddingstone Dam (Harwood Hill) San Jose Hills. 305 Comment
  UCR117107  Morus alba A. C. Sanders, D. Malueg 2001-5-17 24316 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  LA33475  Mucronea californica Peter H. Raven; Henry J. Thompson 1959-6-4 14318 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA611888  Muhlenbergia asperifolia L. C. Wheeler 1932-8-2 1107 Los Angeles N Fork San Gabriel River, San Gabriel Mountains 1433 Comment
  CAS-BOT-BC262699  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1600 Comment
  LA9667  Muhlenbergia microsperma J. A. Ewan; 1932-3-5 7027 Los Angeles 365 Comment
  SEINET12047982  Muilla maritima D. M. Mukunya 1967-1 58 Los Angeles Wash-Pomona College, Claremont, San Gabriel Comment
  CATA2122  Myriopteris newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles San Clemente Island: Chenetti Canyon 0 Comment
  CAS-BOT-BC219354  Nama stenocarpa LeRoy Abrams 1902-6-19 2572 Los Angeles Soldiers Home Comment
  RSA535329  Nassella pulchra Timothy S. Ross 1991-5-20 5360 Los Angeles San Clemente Island: uppermost reaches of the Wilson Cove Canyon drainage, 3300ft NW of the 750ft. 142 Comment
  UC1133207  Nassella pulchra H. A. Jensen 1933-4-10 289 Los Angeles Hollywood Lake Santa Monica Quadrangle Comment
  RSA497248  Nemacladus longiflorus var. breviflorus L. C. Wheeler 1967-7-24 9737 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  UC1595345  Nemacladus pinnatifidus Tim Ross 1992-5-17 6362 Los Angeles 740 m distant mouth of Shoemaker Canyon (East Fork of the San Gabriel River); San Gabriel Mountains, East Fork of the San Gabriel River 713 Comment
  RSA596128  Nemacladus sigmoideus T. S. Ross, S. D. Boyd 1995-6-29 8658 Los Angeles Near west summit of Liebre Mountain. 1707 Comment
  RSA659944  Nemacladus sigmoideus Orlando Mistretta 1992-5-18 354 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  SEINET7063082  Nemacladus sigmoideus A. G. Vestal 1963-5-22 s.n. Los Angeles In the San Gabriel Mountains west of turn off to Littlerock. UTM Zone 11, 400864mE, 3822439mN. (WGS84/NAD83). 883 Comment
  POM3510  Nemophila menziesii P. A. Munz 1918-4-5 2017 Los Angeles Pomona. Comment
  UCD120216  Nemophila menziesii Daryl Koutnik; John Cuti 1978-4-19 378 Los Angeles Verdugo Mountains on fireroad from Stough Canyon to La Crescenta. 548 Comment
  RSA421311  Nemophila menziesii var. menziesii E. Crow 1928-2-29 248 Los Angeles Thompson s Creek, Hills N of Claremont. Comment
  UCR263214  Nemophila menziesii var. menziesii Ed Kentner, Onkar Singh 2014-4-4 368 Los Angeles Western Mojave Desert, c. 3.3 km northeast of vAlyermo along bob's Gap road c. 1.6 km southeast of the aqueduct 1126 Comment
  UCR185394  Nemophila parviflora A. C. Sanders, T. B. Salvato 2007-4-25 33547 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  RSA199039  Nemophila pedunculata W. M. Gauntt 1966-4-16 146 Los Angeles Glendora Mt. Road, 1/2 mi past fork to Mt. Baldy. 915 Comment
  RSA638821  Nemophila pedunculata Valerie L. Soza, Laura Moore 1999-6-30 581 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  OBI8174  Nicotiana glauca Lewis Meltz 1977-4-9 LM 23 Los Angeles 3.0 km E of Eaton Cyn bridge. Mod. distr 457 Comment
  SBBG70587  Nicotiana quadrivalvis R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  LA211285  Nicotiana quadrivalvis Arthur C. Gibson; 2005-7-3 5077 Los Angeles SIMI HILLS, Chesebro Canyon, Cheeseboro SMMNRA, Service road; Mulholland Highway. Comment
  SEINET10884683  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3976 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  JEPS19054  Notholaena californica subsp. californica Louis C. Wheeler 955 Los Angeles 3/4 mi from Rogers Canyon; San Gabriel Mtns. 304 Comment
  CATA3305  Nuttallanthus texanus Amy Catalano 2017-3-22 022 Los Angeles Santa Catalina Island: On the se facing slope of the ridge leading towards (sw) the Skull Canyon-Middle Ranch roads junction 193 Comment
  RSA670437  Oenothera I. W. Clokey 1929-04 4456 Los Angeles Santa Monica Mountains, Mandeville Canyon. 500 Comment
  CAS-BOT-BC167050  Oenothera californica W. R. Dudley; F. H. Lamb 1896-6-9 4413 Los Angeles Elizabeth Lake [Canon] Canyon, Liebre Mountains Comment
  RSA0119695  Oenothera californica subsp. avita A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32232 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
  RSA114435  Oenothera californica subsp. californica Harlan Lewis, H. Weberg 1957-4-13 s.n. Los Angeles Littlerock, roadside in desert [burg?]. Comment
  CHSC22127  Oenothera deltoides Robert A. Schlising 1972-6-1 3041 Los Angeles 1.0 mi SW of jct hwy N2 and Spunkey Canyon Road, along latter. Comment
  UC56098  Oenothera elata subsp. hirsutissima J. H. Barber 1897-6-25 186 Los Angeles Soledad Canyon Comment
  UCR205658  Oenothera laciniata A. C. Sanders, T. B. Salvato 2009-5-20 36871 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA0115094  Oligomeris linifolia Steven A. Junak 2000-6-30 SCa- 1363 Los Angeles Santa Catalina Island. Just E of Catalina Harbor. 40 Comment
  RSA731534  Oncosiphon piluliferum R. E. Riefner 2006-7-8 06 -296 Los Angeles City of Long Beach, Shopkeeper Rd. at Westminster Blvd. 3 Comment
  RSA605912  Opuntia phaeacantha L. C. Wheeler 1968-10-1 s.n. Los Angeles Big Tujunga Canyon Road at Doske Road, just E of Ybarra Canyon. 564 Comment
  POM285262  Opuntia vaseyi Lyman Benson 1953-6-3 15131 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  UCR223757  Orobanche R. G. Swinney 2009-5-28 10972 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0070994  Orobanche californica subsp. feudgei Anstruther Davidson 1893-08 s.n. Los Angeles San Gabriel Mts. Comment
  RSA747177  Orobanche californica subsp. feudgei Orlando Mistretta 1992-6-25 615 Los Angeles Horse Flats. Comment
  RSA0105974  Orobanche fasciculata R. G. Swinney 2011-7-8 15499 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  UCR95592  Orobanche parishii subsp. parishii Steve Boyd, Mark Elvin, V. Jotikasthira 1996-6-25 8888 Los Angeles Liebre Mtns., along summit of Sawmill Mountain, west of Sawmill camp and just north of 7N23 1610 Comment
  RSA0059245  Orobanche uniflora subsp. occidentalis Samuel R. Tyson 1942-5-1 s.n. Los Angeles San Dimas Exper. For. trail to flumes 4 & 5, San Dimas Canyon. Comment
  SEINET10549693  Orthocarpus linearilobus David B. Dunn 1941-3-22 Dunn 899 Los Angeles Three mi n from clear creek service station, n side of tehachepis oak covered Hills. Comment
  RSA402056  Orthocarpus purpurascens Louis C. Wheeler 1932-3-19 531 Los Angeles UCLA Campus, West L.A 137 Comment
  UCR193687  Osmorhiza chilensis R. G. Swinney, Dave Larson 1999-6-25 7415 Los Angeles San Gabriel Mtns., Fern Canyon, c. 1.75 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  UC457330  Oxalis albicans subsp. californica Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mtns Comment
  POM353431  Oxalis albicans subsp. pilosa Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  CDA4722  Oxalis corniculata Phillipson 1915-7-8 Los Angeles Monrovia. Comment
  RSA188327  Oxalis corniculata Robert F. Thorne 1966-5-31 36428 Los Angeles Santa Catalina Island: Avalon. 8 Comment
  RSA0085299  Oxalis pes-caprae R. G. Swinney 2010-3-16 11929 Los Angeles 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
  SFV21892  Oxalis pes-caprae J. N. Hogue 2011-3-1 s. n. Los Angeles Los Angeles Basin Los Angeles, Eagle Rock. 207 Comment
  UCR258734  Oxalis pes-caprae R. G. Swinney 2010-3-16 11929 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
  RSA279604  Oxytheca parishii var. parishii James L. Reveal, Barbara J. Ertter 1976-6-29 4561 Los Angeles San Gabriel Mountains, along the Pacific Mountain Road, 1.3 mile west of Alder Saddle, 1.7 mile east of the turnoff to Pacifico Mountain 1814 Comment
  UC1929646  Oxytheca trilobata Valerie Soza, Sarah J. De Groot 2003-6-18 1694 Los Angeles Transverse Ranges; San Gabriel Mountains; Mount Hillyer Trail from Horse Flats Campground 1829 Comment
  UCR178078  Oxytheca trilobata LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 939 Los Angeles Transverse Ranges; San Gabriel Mountains, Pacifico Mountain Road (3N17) c. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff 1799 Comment
  RSA94704  Packera ionophylla F. W. Peirson 1921-7-17 2511 Los Angeles Prairie Fork of San Gabriel River. 2134 Comment
  UC111444  Packera ionophylla H. M. Hall June 1899 Los Angeles Swarthout Canyon San Antonio Mts. Comment
  UCR48932  Pancratium maritimum A. C. Sanders 1987-7-22 7156 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SBBG105377  Parietaria hespera var. californica R. M. Beauchamp 1976-5-22 4164 Los Angeles Knob Cyn 121 Comment
  UCR146517  Parietaria hespera var. hespera Scott D. White, Michael Honer 2004-6-24 10486 B Los Angeles Pomona Valley/ San Gabriel Mtn. Foothills, City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and west of concrete-lined flood control channel 518 Comment
  SEINET10886020  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 441 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #103 in Honduras Comment
  RSA0070193  Pectocarya anisocarpa LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6948 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
  POM368747  Pectocarya linearis subsp. ferocula M. B. Dunkle 1932-2-27 2871 Los Angeles Palisades Ridge, Santa Catalina Island Comment
  RSA757215  Pectocarya linearis subsp. ferocula Orlando Mistretta, Christine Mistretta 2008-4-7 2366 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  RSA517852  Pectocarya penicillata Steve Boyd 1986-3-30 1503 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC1178539  Pectocarya penicillata Peter Kamb 1948-5-6 936 Los Angeles above Little Rock; San Gabriel Mtns, desert foothills 975 Comment
  UCSB27907  Pectocarya penicillata Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  RSA0036271  Pectocarya penicillata Philip A. Munz 1949-4-26 13084 Los Angeles near Phelan, Mojave Desert 944 Comment
  SEINET3860023  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  SD237625  Pedicularis semibarbata R. G. Swinney 2008-7-3 9160 Los Angeles San Gabriel Mountains: Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp (Juniper Hills 7.5'Q) 2329 Comment
  CHSC8353  Pellaea andromedifolia Edward L. Smith 1957-4-25 19 Los Angeles Located at Little Dalton Canyon, San Gabriel Mts. 365 Comment
  LA94134  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-12 1667 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 0.75 mi from Hwy 1, N-facing bank just W of Mulholland Hwy,. 106 Comment
  RSA526594  Pellaea andromedifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4178 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  CHSC100408  Pellaea mucronata var. californica John Dittes; Josephine Guardino 2008-2-23 1506 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  RSA599745  Pennisetum clandestinum L. C. Wheeler 1967-11-13 s.n. Los Angeles San Gabriel Mountains : Millard Canyon; just below Canyon Crest Road. 411 Comment
  UCR203105  Penstemon caesius R. G. Swinney 2001-8-27 8104 Los Angeles San Gabriel Mountains, Mt. Burnham, west of Mt. Baden-Powell 2743 Comment
  RSA230378  Penstemon centranthifolius Robert F. Thorne, M. Z. Thorne 1969-7-10 38378 Los Angeles San Gabriel Mountains, Angeles National Forest: North of Jackson Lake. 1860 Comment
  SBBG118807  Penstemon centranthifolius G. D. Wallace with M. Wallace 1983-5-20 2073 Los Angeles Aliso Cyn rd between Acton and Angeles Nat Forest Hwy Comment
  UCD166191  Penstemon centranthifolius Jack Major 1962-4-15 757 Los Angeles On road to Big Pines above Valyermo, north side of San Antonio Peak. (Exact location unknown. Coordinates estimated by label maker.) 1390 Comment
  RSA0096804  Penstemon grinnellii R. G. Swinney 2011-10-10 15753 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA408045  Penstemon grinnellii Fordyce Griffiths Jr. 1911-6-8 1797 Los Angeles Mt. Wilson. Comment
  UC440402  Penstemon heterophyllus Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mountains, Topango Canyon (Southern California) Comment
  RSA0021479  Penstemon rostriflorus Duncan S. Bell, Caitlin Elam 2013-7-11 5351 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA771609  Penstemon rostriflorus Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42210 Los Angeles Angeles National Forest: Just below peak of Mt. Waterman 2439 Comment
  RSA647932  Penstemon spectabilis Michelle Manolovitz, Brian Willie 1992-4-27 3 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  RSA756152  Penstemon spectabilis R. G. Swinney 2008-7-13 9183 Los Angeles San Dimas Experimental Forest, west fork of Bell Canyon at debris basin 732 Comment
  POM4272  Penstemon spectabilis subsp. subviscosus L. R. Abrams 1902-7-3 2618 Los Angeles San Gabriel Mountains Comment
  SBBG20541  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-7 6342 Los Angeles shallow cyn, 200 ft N of lighthouse, N of Pyramid head 53 Comment
  SBBG31472  Pentagramma triangularis subsp. viscosa R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  CATA527  Pentagramma triangularis subsp. viscosa Sara L. Crockett 1997-4-29 678 Los Angeles Santa Catalina Island: End of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, slope below barbed-wire fence line 420 Comment
  RSA0063340  Pentagramma viscosa P. H. Raven 1962-4-12 17344 Los Angeles San Clemente Island: Wilson Cove. 91 Comment
  SD85193  Peritoma arborea var. arborea E. R. Blakley 1961-9-23 4743 Los Angeles Santa Catalina Island; beach bluff between Isthmus Harbor and Fisherman's Cove. 4 Comment
  UC485144  Perityle emoryi G. B. Grant 1906-9-1 7167 Los Angeles Santa Catalina Island Comment
  SD251678  Perityle emoryi F. R. Fosberg 1931-4-3 S 4463 Los Angeles Pebble Beach Road, Santa Catalina Island, Upper Sonoran Zone 4 Comment
  RSA0119518  Phacelia R. G. Swinney 2014-4-23 16169 Los Angeles San Gabriel Mountains/Mojave Desert: East of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E.), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  SBBG125066  Phacelia A. Parikh, N. Gale 2010-6-10 3280 Los Angeles E Liebre Mtns, Sierra Pelona, NW of Vincent and Soledad Pass, 2.3 km NW of State Hwy 14 1076 Comment
  UCR210125  Phacelia R. G. Swinney 2008-7-24 9352 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0065210  Phacelia brachyloba R. G. Swinney 2010-5-29 13401 Los Angeles Junction of W. Fork May Canyon with May Canyon Truck Trail, Forest Service Road 3N54. 793 Comment
  RSA702164  Phacelia brachyloba Michael Honer 2004-6-22 1995 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA618682  Phacelia cicutaria var. hispida Louis C. Wheeler 1967-5-18 9632 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SEINET1004984  Phacelia cicutaria var. hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-1 26115 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 Cataic Lake dam. 518 Comment
  RSA667600  Phacelia ciliata Steve Boyd, Lee Lenz 2001-5-2 10420 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  POM74167  Phacelia ciliata F. W. Peirson 1908-4-18 866 Los Angeles Point Fermin. 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
  RSA426054  Phacelia davidsonii G. R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  RSA0108835  Phacelia distans R. G. Swinney 2010-5-21 12889 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UC284812  Phacelia distans P. A. Munz 1923-5-25 6813 Los Angeles Big Rock Creek San Gabriel Mts. 1280 Comment
  UCR120600  Phacelia distans Steven R. Hill, K. Kramer 2001-4-22 33380 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR125389  Phacelia distans A. C. Sanders, Mark Elvin 2003-3-5 25732 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  RSA426200  Phacelia distans Richard C. Barkelew 1929-4-23 15963 Los Angeles Mulholland Highlands near LA. Comment
  RSA617207  Phacelia douglasii Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs County Park. Comment
  RSA597269  Phacelia fremontii Tim S. Ross 1990-6-18 3514 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  UC1871056  Phacelia fremontii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4790 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA609044  Phacelia fremontii Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Watkins Creek. 1463 Comment
  RSA617863  Phacelia fremontii Walter Wisura 1998-4-3 5120 Los Angeles San Gabriel Mts: Bob's Gap Road, just N of Holcomb Ridge. Comment
  POM8505  Phacelia grandiflora P. A. Munz, R. D. Harwood 1920-5-17 3967 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  CDA40371  Phacelia grandiflora T. C. Fuller & T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Chaney Trail above Altadena. 0 Comment
  UC1183057  Phacelia grandiflora P. C. Everett and E. K. Balls 1960-5-30 24137 Los Angeles 2.2 mi n entrance to Angeles National Forest; San Gabriel Canyon 365 Comment
  RSA700379  Phacelia hubbyi Valerie L. Soza, LeRoy Gross 2000-5-25 963 -b Los Angeles South side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 549 Comment
  UC1046928  Phacelia imbricata L. R. Heckard 1953-6-14 496 Los Angeles along road to Horse Flat Public Camp near junction of road to Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  UCD120602  Phacelia imbricata Clinton C. Shock 1980-6-16 138 Los Angeles Interstate Highway 5, 0.4 mile northwest of Tejon Pass. Comment
  RSA428026  Phacelia imbricata subsp. imbricata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  UC1375346  Phacelia imbricata subsp. imbricata Robert F. Thorne 1971-6-26 39980 Los Angeles Charleton Flats San Gabriel Mts., Angeles National Forest (along stream bed in small gully) 1645 Comment
  VVC3073  Phacelia imbricata subsp. patula Tim Thomas, P. J. MacKay 2015-5-10 6616 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  SBBG127065  Phacelia lemmonii A. Parikh, N. Gale 2011-6-13 3458 Los Angeles N of Aliso Cyn, just E of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1204 Comment
  RSA784337  Phacelia longipes J. D. Olmsted 1959-4-22 439 Los Angeles Cow Canyon - E. San Gabriel drainage area. Glendora Mountain Road 0.5 mi from Camp Baldy, then 100 yrds N along fire road to Coldwater Canyon, Thompson s ranch, etc. 1433 Comment
  SBBG50409  Phacelia lyonii M. R. Benedict 1970-6-30 Los Angeles 0.5 mi W of Eagles Nest Comment
  SBBG96530  Phacelia lyonii M. C. Carroll 1990-9-29 3006 Los Angeles 1 mi W of Parson's Landing 121 Comment
  RSA0055023  Phacelia minor Jim Shevock 1970-3-8 28 Los Angeles Foothills of San Gabriel Mountains, above Sylmar. 335 Comment
  RSA74508  Phacelia mohavensis F. W. Peirson 1921-6-15 962 Los Angeles Trail from Pine Flats to Chilao. 1677 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
  UC1174695  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UCSB45222  Phacelia parryi Davis, K. 1979-2-24 Los Angeles Santa Monica Mtns. near Hwy. 23, 2 miles north on the junction with Hwy. 1 152 Comment
  UCR125125  Phacelia ramosissima A. C. Sanders, Mark Elvin 2002-6-18 25116 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 328 Comment
  POM3700  Phacelia ramosissima var. latifolia M. Hitchcock 1918-7-28 19 Los Angeles Pacoima Canyon. Comment
  RSA594571  Phacelia ramosissima var. latifolia Louis C. Wheeler 1967-7-30 10257 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  UC131498  Phacelia ramosissima var. latifolia C. F. Baker 1903-8-2 3661 Los Angeles near Claremont (on shelving slopes); San Antonio Canyon Comment
  UC212515  Phacelia ramosissima var. ramosissima I. M. Johnston 1918-7-6 2091 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2072 Comment
  RSA250587  Phacelia tanacetifolia Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41590 Los Angeles San Gabriel Mts., Angeles National Forest: Grandview Canyon, Mohave desert slopes N of Mile High Ranch in desert chaparral 1372 Comment
  SD108870  Phacelia tanacetifolia James Henrickson 1973-5-12 9580 Los Angeles 9 miles SW of Little Rock, 0.2 miles S of Mt. Emma Rd., along Hwy N3. 1189 Comment
  RSA617457  Phacelia viscida Scott D. White 1998-6-4 6644 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community 425 Comment
  RSA158218  Phalaris minor P. H. Raven 1962-7-11 17993 Los Angeles In upper reaches of canyon north of Station Nanny, northeast of Lemon Tank, San Clemente Island Comment
  UC205651  Phalaris minor I. M. Johnston 1917-5-13 Los Angeles El Monte Comment
  UCD89264  Phalaris minor Robert F. Thorne; P. Everett 1965-5-11 34531 Los Angeles Santa Catalina Island. E side of Catalina Harbor. 45 Comment
  RSA355598  Phoenix canariensis Robert Gustafson 1981-7-15 2337 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA435580  Pholisma arenarium H. E. Hasse, Anstruther Davidson 1906-6-6 1499 Los Angeles Big Rock Creek Comment
  UCSB46611  Pholistoma auritum Welton, Patti 1983-3-28 Los Angeles Southwest side of Mulholland Hwy., 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 481 Comment
  CAS-BOT-BC520385  Pholistoma membranaceum Steve Boyd; Gary Wallace 2011-4-14 12319 Los Angeles Transverse Ranges: Liebre / San Gabriel Mtns region. Acton Wash ca 3 km E of jct of Soledad Canyon Rd and Crown Valley Rd 829 Comment
  UCD120942  Pholistoma membranaceum Daryl Koutnik; Vickie Dawes 1978-4-6 289 Los Angeles State Highway 18 just east of Valermo turnoff. 944 Comment
  RSA213385  Pholistoma racemosum Reid V. Moran, Bonnie C. Templeton 1941-2-17 574 Los Angeles East side of ravine, Middle Ranch, San Clemente Island. Comment
  RSA592374  Pholistoma racemosum Mark Hoefs 1974-3-28 420 Los Angeles Santa Catalina Island: in upper Bullrush Canyon 252 Comment
  SBBG37658  Pholistoma racemosum M. B. Dunkle 1939-4-6 7309 Los Angeles Mosquito Harbor Comment
  UCR102259  Phoradendron densum David Charlton 1989-4-7 2983 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  RSA649656  Phoradendron villosum Michael Horn 1991-4-30 16 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  SBBG77058  Phyllospadix torreyi F. R. Fosberg 1931-5-16 4877 Los Angeles Little Harbor 2 Comment
  UC924691  Phyllospadix torreyi E. Yale Dawson 1948-12-1 5694 Los Angeles Catalina Harbor Santa Catalina Island (se side, at the isthmus) Comment
  RSA232815  Phyllospadix torreyi Robert F. Thorne 1966-4-16 36047 Los Angeles San Clemente Island, 1/2 mile SSE of Eel Point, SW side of island 0 Comment
  RSA632519  Phyllospadix torreyi L. C. Wheeler 1965-7-1 s.n. Los Angeles Bluff Cove.: Palos Verdes Estate.. . Comment
  RSA598925  Picris echioides Scott D. White 1997-3-12 4745 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  CATA1823  Pinus halepensis Benjamin E. Carter 2012-8-31 7024 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  RSA169027  Pinus jeffreyi Mark Parratt 1964-2-6 604 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  UCR150880  Pinus jeffreyi Valerie Soza, LeRoy Gross 1999-7-14 643 Los Angeles Transverse Ranges; San Gabriel Mtns, Kratka Ridge, Upper Little Rock Creek, Williamson Rock climbing area 2012 Comment
  RSA698294  Pinus lambertiana J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2134 Comment
  RSA628322  Pinus monophylla L. C. Wheeler 1970-7-24 s.n. Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area; Pinyon Ridge; Pinyon Trail. 1768 Comment
  CDA562  Pinus pinea Michael O Brien 2004-3-14 MOB 2 -04 Los Angeles Transverse Ranges; 0.2 mi W of where Stunt Rd crosses Cold Creek in Calabasas, on the N-facing slope downhill from Stunt Rd near a drainage culvert. 0 Comment
  CAS-BOT-BC251007  Piptatherum miliaceum Tim Ross; Orlando Mistretta 1993-5-27 7343 Los Angeles W end of the San Gabriel Mtns: Wilson Canyon, along the riparian strip 621 Comment
  RSA729960  Plagiobothrys arizonicus R. G. Swinney 1999-4-5 7064 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
  UC1069012  Plagiobothrys arizonicus A. D. Gifford 1935-3-31 530 Los Angeles 5 6/10 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UCR93299  Plagiobothrys canescens T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6954 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, on main east-west ridgetop; upper NW slope of Silver Peak (= West Peak Triangulation Point, 1804 ft.) 527 Comment
  RSA159344  Plagiobothrys canescens P. H. Raven 1962-4-10 17202 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA0042307  Plagiobothrys collinus Mark L. Hoefs, Steven A. Junak 2000-4-14 3072 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  UC1250447  Plagiobothrys collinus Isabelle Tavares and Valera Brinson 1962-4-16 262 Los Angeles 3 mi s Bouquet Canyon Guard Station (Bouquet Canyon road) Comment
  SD240931  Plagiobothrys leptocladus Dave Silverman 2010-5-18 7997 Los Angeles Antelope Valley, N of lancaster, 100 m W of Sierra Highway, 570 m S of Avenue A. one km N of Avenue B. 704 Comment
  UCR114928  Plantago coronopus C. B. Wolf 1932-5-11 03554 Los Angeles Channel Islands, Santa Catalina Island, west side of Isthmus Harbor 30 Comment
  RSA698373  Plantago erecta J. Vlahos 1935-6-27 s.n. Los Angeles Catalina Island. Comment
  JEPS7126  Plantago lanceolata Elizabeth Day Palmer 1908-7-26 Los Angeles Los Angeles Comment
  SD253520  Plantago lanceolata R. G. Swinney 2011-3-26 14208 Los Angeles San Gabriel Mts. San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1-0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  SEINET8224917  Plantago ovata Jack Rempel \\N-3-20 15313 Los Angeles El Segundo. Comment
  RSA748740  Platanthera leucostachys Richard G. Swinney, Cody Clarke 2001-8-22 8077 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA748885  Platanthera sparsiflora Richard G. Swinney 2001-8-11 8042 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  SD230127  Platanthera sparsiflora Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1676 Comment
  CAS-BOT-BC93183  Platanus racemosa Peter H. Raven 1959-3-15 C 143 Los Angeles Santa Monica Mountains. Just east of Zuma Beach. 21 Comment
  JEPS40303  Platanus racemosa Frank W. Peirson 1919-3-27 341 Los Angeles Arroyo Seco Canyon San Gabriel Mountains 411 Comment
  RSA0115473  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2086 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  UCR104742  Platanus racemosa David Charlton 1989-4-30 2995 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  RSA0034924  Platanus racemosa P. R. Brown 1970-4-14 29 Los Angeles Canon de Lana, Woodland hills Nature Center. Comment
  JEPS51622  Platystemon californicus Mrs. Harriet P. Kelley 1919-3-23 Los Angeles sent from Selma Comment
Read comments
Jun 12 2012
  RSA595335  Platystemon californicus var. californicus Louis C. Wheeler 1967-5-8 9342 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA751418  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
  POM11451  Poa annua P. A. Munz, R. D. Harwood 1920-3-13 3313 Los Angeles San Jose Hills 2 miles W of Pomona 305 Comment
  SDSU2781  Poa annua Gerald Collier 1951-5-10 M 54 Los Angeles 11618 Mayfield Ave., L.A. 49. in lawn. Comment
  RSA92371  Poa annua F. W. Peirson 1922-7-6 4201 Los Angeles Big Pines Camp 2088 Comment
  SEINET13297586 Image available Poa howellii R. G. Swinney 2011-1 14770 B Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned "Milley's Apple Orchard" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  UCR143122  Poa secunda F. R. Fosberg 1931-3-24 S- 4343 Los Angeles Channel Islands, Hamilton's Canyon near Avalon, Santa Catalina Island 80 Comment
  RSA92315  Poa secunda var. secunda F. W. Peirson 1918-6-1 2683 Los Angeles Eaton Canyon, south base of San Gabriel Mtns. Comment
  SEINET10965929  Podocarpus macrophyllus David B. Dunn 1939-10-18 Dunn UMO 46528 Los Angeles Cultivated tree along Sunset Blvd. near Beverly Hills Hotel, Beverly Hills, Calif. 213 Comment
  CATA3030  Polycarpon tetraphyllum Amy Catalano 2016-3-14 036 Los Angeles Santa Catalina Island: 106 Middle Ranch, backyard, along back side of house and sidewalk 202 Comment
  UC109720  Polygala cornuta var. fishiae A. J. McClatchie June 1893 Los Angeles Old Wilson trail Comment
  SD249268  Polygonum aviculare Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2195 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.3 miles north of China Point. 182 Comment
  CAS-BOT-BC413995  Polygonum aviculare subsp. aviculare John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CATA930  Polypodium californicum Mark L. Hoefs, Robert Given 1992-4-16 1789 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  POM158007  Polypodium californicum M. B. Dunkle 1928-3-11 1720 Los Angeles Silver Canyon, Santa Catalina Island 168 Comment
  RSA689901  Polypodium californicum H. L. Bauer 1931-1-3 s.n. Los Angeles Topanga Canyon Comment
  SBBG12489  Polypodium californicum P. H. Raven 1962-4-12 17341 Los Angeles Wilson Cove 76 Comment
  SBBG38821  Polypodium californicum R. Moran 1941-2-2 598 Los Angeles Middle Ranch Comment
  RSA535336  Polypodium californicum T. S. Ross 1991-5-21 5396 Los Angeles San Clemente Island: upper easterly branch of Box Canyon 457 Comment
  RSA689899  Polypodium californicum I. M. Johnston, Clare De Forest 1925-5-16 s.n. Los Angeles Hollywood Mountain Comment
  UCSB62288  Polypodium californicum Kiefer, Lawrence 1967-3-4 Los Angeles San Gabriel Mtns., vicinity of Josephine Mtn., Lucas Crk., tributary of Big Tujunga Canyon, ca. 1.5mi upstream from Angeles Forest Hwy 1280 Comment
  UCSB62426  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62499  Polypodium californicum Kiefer, Lawrence 1966-6-11 Los Angeles San Gabriel Mtns., Bichota Canyon, ca. 1.5mi from confluence with San Gabriel River 853 Comment
  UCSB62500  Polypodium californicum Kiefer, Lawrence 1966-6-4 Los Angeles San Gabriel Mtns., Evey Canyon, ca. 3/4mi from Mt. Baldy Rd. 975 Comment
  CAS-BOT-BC233091  Polypogon interruptus Carl B. Wolfe 1932-5-12 3609 Los Angeles Santa Catalina Island, Middle Ranch Canyon, near bridge on lower road to isthmus 30 Comment
  SEINET13203207 Image available Polypogon interruptus R. G. Swinney 2011-1 15880 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  RSA600197  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-5-29 9911 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA651594  Polypogon monspeliensis A. E. Hersh 1950-7-10 s.n. Los Angeles Locale - UCLA Campus. 60 Comment
  UC1109359  Polypogon monspeliensis Peter H. Raven 1962-5-8 17598 Los Angeles in bed of stream near mouth of canyon at s end of Seal Cove San Clemente Island; , s end Seal Cove 9 Comment
  SBBG51405  Polystichum munitum J. Nickoloff 1973-3-1 730301 -10 Los Angeles N of Mt Wilson Trail on NE face 1036 Comment
  RSA0021514  Populus balsamifera subsp. trichocarpa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5143 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA383500  Potamogeton illinoensis George R. Johnstone 1930-6-26 18779 Los Angeles Pine Flats 1677 Comment
  RSA636152  Potentilla glandulosa subsp. ewanii Robert F. Thorne 1974-6-28 44755 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  JEPS44949  Prunus emarginata Frank W. Peirson 1919-6-16 492 Los Angeles South Fork Rock Creek 1828 Comment
  RSA586998  Prunus fasciculata var. fasciculata Orlando Mistretta 1992-5-8 298 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  RSA454131  Prunus ilicifolia Kenneth A. Wilson 1962-5-26 s.n. Los Angeles Soledad Canyon Road, about 3 miles east of Agua Dulce Canyon. Comment
  RSA600008  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1997-5-28 9849 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
  RSA7588  Prunus ilicifolia Carl B. Wolf 1933-11-9 5547 Los Angeles Placerita Creek, 1 mile E of Newhall. 396 Comment
  RSA199026  Prunus ilicifolia subsp. ilicifolia W. M. Gauntt 1966-4-16 156 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  LA211150  Prunus ilicifolia subsp. lyonii Arthur C. Gibson; Tony Valois 2008-5-5 5365 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon, Malibu. Comment
  SEINET10629239 Image available Prunus persica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3777 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UCR73405  Prunus persica T. S. Ross 1991-4-21 4499 Los Angeles Whittier Hills (Puente Hills, pro parte): Turnbull Canyon drainage near mouth of canyon 154 Comment
  CHSC26346  Prunus virginiana var. demissa Wesley O. Griesel 1962-6-6 Los Angeles Big Pines, San Gabriel Mts. 2072 Comment
  RSA0024504  Pseudognaphalium biolettii R. F. Thorne 1980-4-26 54143 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  CAS-BOT-BC356710  Pseudognaphalium californicum Alice Eastwood 1906-5-27 6 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  LA200205  Pseudognaphalium californicum Harlan Lewis; 1940-2-4 1056 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  UCR258787  Pseudognaphalium californicum R. G. Swinney 2010-5-25 12963 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SD69491  Pseudognaphalium luteoalbum Robert F. Thorne, P. Everett 1965-6-23 34983 Los Angeles Santa Catalina Island, near margin of Hay Press Reservoir 409 Comment
  RSA0115967  Pseudognaphalium microcephalum R. G. Swinney 2010-8-23 13580 Los Angeles San Gabriel Mountains: Mt. Zion Summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  UCD168194  Pseudognaphalium microcephalum J. W. Barry 1980-6-16 s.n. Los Angeles Hungry Valley SVRA. Northeast portion of unit. (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
  CAS-BOT-BC357626  Pseudognaphalium stramineum Geo. B. Grant 1901-5-6 s.n. Los Angeles Pasadena Comment
  RSA308095  Pseudotsuga macrocarpa Henry J. Ramsey, Henry J. Ramsey 1940-10-13 2902 Los Angeles Angeles Crest Highway. Mt. Range San Gabriel. 1067 Comment
  SEINET5334803  Pseudotsuga macrocarpa W. D. Billings 1951-6-18 2102 Los Angeles Local in steep canyons and ravines, San Gabriel Range 91 Comment
  RSA533917  Psilocarphus brevissimus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5184 Los Angeles San Clemente Island: Twin Dams, shallow pond at the westerly of two earthen dams, and mesic inlet draw 474 Comment
  UCR194148  Psoralea californica A. C. Sanders 2008-4-25 35108 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  RSA690875  Pteridium aquilinum var. pubescens Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  SBBG31119  Pteridium aquilinum var. pubescens R. F. Thorne with M. Z. Thorne 1966-5-31 36429 Los Angeles Fern Cyn 228 Comment
  POM2155  Pterostegia drymarioides C. F. Baker 1904-4-22 4169 Los Angeles Monrovia. Comment
  POM2161  Pterostegia drymarioides L. R. Abrams 1899-04 214 Los Angeles Soldier's Home. Comment
  UCR276967  Pterostegia drymarioides R. G. Swinney 2010-6-8 13237 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  POM2158  Pterostegia drymarioides W. R. Shaw 1900-4-8 77 Los Angeles Live Oak Ca - on Comment
  RSA392922  Pterostegia drymarioides M. B. Dunkle 1939-4-2 7207 Los Angeles San Clemente Island, southeast point. Comment
  LA13045  Puccinellia nuttalliana F. M. Essig; 1923-5-1 6706 Los Angeles Culver City 15 Comment
  SD230247  Pycnanthemum californicum Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: south Fork Alder Gulch 1676 Comment
  UCD46207  Quercus X grandidentata Robert F. Thorne; M. Z. Thorne 1980-3-23 54013 Los Angeles (Q. engelmannii Green X Q. dumosa). Foothills of San Gabriel Mts: Johnson's Pasture, above Claremont in mixed chaparral-sage scrub-oak woodland. 609 Comment
  UC848119  Quercus X macdonaldii F. R. Fosberg 1931-12-10 7152 Los Angeles Pebble Beach Canyon, left fork Santa Catalina Island 40 Comment
  RSA0029479  Quercus X macdonaldii Benjamin E. Carter, John R. Clark 2012-8-9 6963 Los Angeles Santa Catalina Island. Bulrush Canyon, below Salta Verde turnoff. 255 Comment
  SFV867  Quercus agrifolia P. G. Kilburn 1958-2-23 620 Los Angeles Santa Susana Mountains Oat Mountain. North slope of mountain near crest. 950 Comment
  RSA0030864  Quercus agrifolia Norman C. Cooper 1943-11-21 974 Los Angeles Mint Canyon; Roadside east of Ranger Station. 762 Comment
  UCR273255  Quercus agrifolia var. agrifolia R. G. Swinney 2011-10-25 15883 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
  LA200040  Quercus berberidifolia Norman A. Cole; 1972-3-30 406 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  RSA0025272  Quercus berberidifolia Justin M. Wood 2012-3-20 4643 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  SEINET3140708  Quercus berberidifolia Unknown 1948-9-26 1879 Los Angeles 11.4 mi W of Palmdale, beside road to Elizabeth Lake Comment
  SFV879  Quercus berberidifolia K. A. Wilson 1963-10-24 1309 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UC472130  Quercus berberidifolia J. Ewan 1931-10-24 5259 c Los Angeles Santa Monica Mts. Comment
  UC527676  Quercus berberidifolia C. B. Wolf 1931-10-20 Los Angeles 0.5 mi above Montrose (on the road from Tujunga to La Canada); San Gabriel Mts. 457 Comment
  UCR189938  Quercus berberidifolia T. B. Salvato, Sandra Murcia 2007-10-18 3092 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  UCSB27857  Quercus berberidifolia Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route 822 Comment
  CAS-BOT-BC62365  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  RSA0062561  Quercus chrysolepis R. G. Swinney 2010-4-15 12270 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  RSA571670  Quercus chrysolepis Louis C. Wheeler 1932-4-16 629 Los Angeles W fork Santa Anita Canyon 915 Comment
  CAS-BOT-BC86903  Quercus douglasii E. R. Blakley 1962-10-6 5472 Los Angeles Santa Catalina Island. Head of Bullrush Canyon 358 Comment
  CATA1762  Quercus douglasii E. R. Blakley 1962-10-6 5475 Los Angeles Santa Catalina Island: 0.25 mile below the lower reservoir in Bulrush Canyon 243 Comment
  SEINET12027838  Quercus douglasii D. P. Reagan 1974-1 12 Los Angeles just E of Sandberg,along State Road N-2 Comment
  CAS-BOT-BC86206  Quercus dumosa Marian L. Campbell 1921-3-28 130 Los Angeles Los Angeles Comment
  CAS-BOT-BC86380  Quercus dumosa D. E. Breedlove 1961-9-23 1270 Los Angeles S side of Cherry Canyon; 1 mi inland; Santa Catalina Island 243 Comment
  UCSB68632  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 792 Comment
  POM187992  Quercus durata var. gabrielensis Marcus E. Jones 1931-10-10 28587 Los Angeles San Antonio Ca - on, north of Claremont. Comment
  POM19028  Quercus durata var. gabrielensis E. S. Spalding 1921-3-28 s.n. Los Angeles San Dimas Canyon. Comment
  UCR212766  Quercus durata var. gabrielensis Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-14 NFWF- 1856 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, Webb Canyon Road 436 Comment
  LA205295  Quercus engelmannii Louis Wheeler; 1932-9-7 1353 Los Angeles 2 mi. NE of La Verne 403 Comment
  RSA476790  Quercus engelmannii George B. Grant 1904-5-5 6167 Los Angeles Pasadena. Comment
  RSA748522  Quercus engelmannii Justin M. Wood 2009-4-13 499 Los Angeles Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  UCSC001118  Quercus engelmannii Peter Kamb 1948-11-26 s.n. Los Angeles Pasadena, CaliforniaInstitute of Technology Comment
  UCSB34820  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  CAS-BOT-BC105250  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8031 Los Angeles Liebre Mountains. Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  SEINET13953537 Image available Quercus lobata Carl B. Wolf 1932-1 4351 Los Angeles Ridge Route Road. 1/4 mi. So. Of Santa Clara River. Life Zone: Upper Sonoran; Habitat: Sun, coarse soil; Ft. Alt. 1200; 366 Comment
  SEINET13953777 Image available Quercus macdonaldii Robert F. Thorne, P. Everett 1965-1 34639 Los Angeles in Bulrush Canyon, Santa Catalina Island 244 Comment
  POM243781  Quercus pacifica F. R. Fosberg 1931-5-6 S 4824 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  RSA141563  Quercus pacifica Percy C. Everett 1960-9-27 24292 Los Angeles Santa Catalina Island, ridge road to airport 366 Comment
  RSA476560  Quercus pacifica F. R. Fosberg 1931-5-12 S 4850 Los Angeles Renton Pass, Santa Catalina Island. 350 Comment
  UCD45313  Quercus pacifica Ralph Day 1949-9 s.n. Los Angeles Catalina Island, Los Angeles County, California. Comment
  UCR204094  Quercus pacifica Mark A. Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 367 Los Angeles Channel Islands, Santa Catalina Island, open area at curve in road past garden to Divide Road Comment
  SBBG43935  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD53056  Quercus tomentella Peter H. Raven 1962-5-21 17808 Los Angeles Santa Catalina Island, lower end of Pebbly Beach Canyon, in tangle of brush 91 Comment
  CAS-BOT-BC104856  Quercus wislizeni Timothy S. Ross; Steve Boyd 1994-9-20 8245 Los Angeles Liebre Mountains. Upper Bouquet Canyon: ca 2225 , WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road 993 Comment
  SEINET7143822  Quercus wislizeni Timothy S. Ross, Steve Boyd 1995-6-28 8621 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad.; 0 707 Comment
  UCSC001116  Quercus wislizeni Peter Kamb 1947-9-28 743 Los Angeles Pine flats, San Gabriel Mts. 1829 Comment
  RSA3599  Rafinesquia californica C. B. Wolf 1932-5-13 3616 Los Angeles Forks of Hamilton Canyon, Santa Catalina Island 91 Comment
  RSA599676  Rafinesquia californica Steve Boyd, Lauren Raz 1997-5-6 9695 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UCR136827  Rafinesquia californica John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA0107836  Rafinesquia californica Steven A. Junak 2000-5-19 SCa- 1331 Los Angeles SE portion of 1999 burn, above Goat Harbor, ca. 0.67 mi. SSW of Goat Harbor. 384 Comment
  RSA547813  Rafinesquia californica Timothy S. Ross, Peter W. Fritsch 1990-6-20 3634 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA656242  Rafinesquia californica Joseph M. Keefe 1977-6-10 22054 Los Angeles Verdugo Mountains; Northeast side, 0.5 Km. southwest of end of Cedarbend Drive, Sheep Corral Canyon, La Crescenta. 518 Comment
  UC9396  Ranunculus californicus Harley P. Chandler 1897-3-25 Los Angeles San Dimas 609 Comment
  SBBG31260  Ranunculus hebecarpus R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  UCSB2402  Raphanus raphanistrum McElwain, Isabelle 1953-3-29 Los Angeles N of 18000 Bull Canyon Rd., Granada Hills Comment
  RSA0051704  Raphanus sativus Geo. E. Julian 1963-4-19 s.n. Los Angeles Voorhis Campus, Cal Poly, San Dimas. Comment
  SD113142  Raphanus sativus Darley F. Howe 1915-4-1 41 Los Angeles Claremont Comment
  UC1584931  Rhamnus californica subsp. californica Tim Ross and Steve Boyd 1991-7-24 5656 Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat U.S.G.S. 7.5' Quad. 1975 Comment
  UC18522  Rhamnus californica subsp. californica State Survey 1869-12-18 62 Los Angeles Sierra Santa Monica Comment
  JEPS41979  Rhamnus crocea Frank W. Peirson 1919-3-27 339 Los Angeles w of Arroyo Seco; San Gabriel Mountains 396 Comment
  UCR216933  Rhamnus crocea R. G. Swinney 2009-3-19 10134 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  RSA391039  Rhamnus ilicifolia I. M. Johnston 1917-2-10 13809 Los Angeles Hills south of Pomona. Hillside under oak. 366 Comment
  RSA613300  Rhamnus ilicifolia E. Lloyd 1933-3-25 s.n. Los Angeles Temescal canon. Comment
  RSA702249  Rhamnus ilicifolia Gary D. Wallace 1985-2-24 2165 Los Angeles Gold Hill. Comment
  UC219146  Rhamnus ilicifolia Munz and Harwood 1920-3-13 3310 Los Angeles 2 mi w Pomona; San Jose Hills 304 Comment
  UCR259632  Rhamnus ilicifolia R. G. Swinney 2010-3-30 12123 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA390150  Rhamnus tomentella subsp. cuspidata Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA611054  Rhamnus tomentella subsp. cuspidata Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  CAS-BOT-BC170453  Rhus integrifolia Peter H. Raven 1959-3-15 13954 Los Angeles Bluffs just east of Zuma Beach, Point Dume - Santa Monica Mountains 15 Comment
  HSC3152  Rhus integrifolia C. E. Fellows 1965-12-20 189 Los Angeles 2 mi. S of Ventura Blvd. on Reseda Blvd., across from the Deauville Country Club, 200 yds. up the hillside Comment
  RSA133245  Rhus integrifolia P. H. Raven 1959-5-3 14058 Los Angeles Santa Monica Mountains (34 N; 118-119 W). Mulholland Drive 0.5 miles east of Beverly Glen Boulevard. 381 Comment
  RSA650231  Rhus integrifolia Donald W. Harshberger 1949-2-15 s.n. Los Angeles Glendora foothills 152 Comment
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Mar 8 2013
  UCR157908  Rhus integrifolia Robert J. Steers 2005-5-8 14 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  RSA0014725  Rhus integrifolia Laura Moore 1999-4-10 10 Los Angeles Pitzer College, Claremont. Southeastern corner of Outback, about 5 yards from eastern border with Claremont Boulevard. 351 Comment
  CAS-BOT-BC167945  Rhus ovata Ernest C. Twisselmann 1959-6-2 5334 Los Angeles Old Ridge Route, 4.6 miles south of Sandberg's Lodge 1127 Comment
  LA94280  Rhus ovata A. M. Johnson; 1934-3-24 4386 Los Angeles Santa Monica Mountains, Sepulveda Canyon, N side of mountains, 1 mi. from Beverly (Sunset) Boulevard Comment
  RSA0083301  Rhus ovata R. G. Swinney 2010-5-25 12961 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA653520  Rhus ovata LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 282 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  UCR100059  Rhus ovata R. G. Swinney 1967-4-5 329 Los Angeles San Gabriel Mtns,, c. 300 yds north of Hwy 66 in Irwindale, c. 500 yds east of the San Gabriel River Channel Comment
  UCR277402  Rhus ovata R. G. Swinney 2010-8-23 13575 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  POM126419  Rhus trilobata var. pilosissima Joseph Grinnell 1903-7-30 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC92272  Ribes amarum Tim Ross; Steve Boyd 1991-4-25 4614 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon. 530 Comment
  CAS-BOT-BC92296  Ribes amarum Geo. B. Grant 1902-3-1 1124 Los Angeles Garvanza. Comment
  CLARK-A1528-4116  Ribes amarum John C. Roos 1942-3-21 1092 Los Angeles San Gabriel Mountains Comment
  LA205467  Ribes amarum Louis Wheeler; 1932-3-20 525 Los Angeles San Gabriel Mountains, San Dimas Canyon 533 Comment
  RSA0105159  Ribes aureum var. gracillimum R. G. Swinney 2011-3-15 14097 Los Angeles San Gabriel Mountains: Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park. 232 Comment
  SFV14769  Ribes aureum var. gracillimum J. C. Dittes 1990-2-16 22 Los Angeles San Fernando Valley Big Tujunga Wash, southeast side, alongside of Sheldon Street in disturbed area 0.5 miles west of 118 Freeway. Comment
  UC11622  Ribes californicum var. hesperium W. H. Brewer 1861-2-1 184 Los Angeles Cahuenga Pass Comment
  UC974952  Ribes californicum var. hesperium Ira W. Clokey, B. Templeton Mar. 1929 4472 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  RSA0064061  Ribes cereum R. G. Swinney 2010-10-13 14014 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  UCR189998  Ribes cereum R. G. Swinney 1998-9-4 6898 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  CAS-BOT-BC108876  Ribes divaricatum var. parishii F. V. Coville; R. Bacigalupi 1925-4-18 171 Los Angeles Lexington Wash at El Monte. Comment
  CAS-BOT-BC173109  Ribes indecorum B. 1904-2-17 4009 Los Angeles Claremont Comment
  RSA476172  Ribes indecorum Louis C. Wheeler 1932-1-31 440 Los Angeles foothills San Gabriel Mts. 1 mi. E Palmer Canyon. 609 Comment
  CAS-BOT-BC173399  Ribes malvaceum Peter H. Raven; Robert F. Thorne 1964-5-7 19005 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  SBBG72055  Ribes malvaceum M. B. Dunkle 1928-12-30 Los Angeles top of Santa Susana Pass Comment
  RSA133743  Ribes malvaceum var. viridifolium Peter H. Raven 1959-3-8 13839 Los Angeles Mulholland Drive 6.2 miles W of Topanga Canyon. 366 Comment
  SD64142  Ribes malvaceum var. viridifolium Lucille Kempers 1955-2-15 225 Los Angeles Glendora Mt. Road, lookout over San Gabriel lakes. San Bernardino Mt. range. 914 Comment
  CAS-BOT-BC219294  Ribes nevadense Steve Boyd; Amber Maurice 2004-5-18 11306 Los Angeles Transverse Ranges: Liebre Mountains region, Atmore Meadows are Comment
  RSA748804  Ribes nevadense R. G. Swinney 2001-8-11 8043 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  UCR182643  Ribes nevadense R. G. Swinney 1997-7-16 5670 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA679140  Ribes roezlii Valerie L. Soza, LeRoy Gross, Bill Hogshead 2002-5-9 1460 Los Angeles Along Sunset Ridge Fire Road, approximately 900 m southwest of Sunset Peak. 1646 Comment
  UCR242851  Ribes roezlii R. G. Swinney 2009-8-8 11506 Los Angeles Transverse Range; San Gabriel Mtns., 0.2-1 mi. north of summit of Pacifico Mtn., SE fork of Santiago Canyon 2055 Comment
  LA50717  Ribes speciosum Carl Epling; 1925-2-10 6286 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CAS-BOT-BC173934  Ribes viburnifolium Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Comment
  CLARK-A1528-4157  Ribes viburnifolium John C. Roos 1966-2-26 Los Angeles Claremont Comment
  CDA34291  Ricinus communis M. O'Brien 2006-10-1 MOB 06 -6 Los Angeles San Gabriel Mountains; East Fork San Gabriel River, 4.7 miles above the dam. Comment
  RSA0073372  Ricinus communis R. G. Swinney 2010-3-16 11957 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
  RSA279083  Robinia pseudoacacia R. F. Thorne 1971-4-9 41518 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek 457 Comment
  CSUSB1041  Romneya trichocalyx Becky Alejandre 1970-5-18 s.n. Los Angeles Malibu lagoon 18 miles north of Santa Monica on the Pacific Coast Highway in Los Angeles county, California. A sandy wash area 10 feet from Malibu Creek .5 miles east of Market Basket Store on Las Virgenes Road. Comment
  UCR95512  Rubus leucodermis L. C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mtns., Mt. Wilson Road c. 0.25 miles east of road to Alpine Tavern Comment
  CAS-BOT-BC158814  Rubus ursinus Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena Comment
  LA91479  Rubus ursinus Bruce Douglas Clayton; Greg Shaw 1972-4-7 79 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up firebreak on peak BDC. 472 Comment
  POM366396  Rubus ursinus F. R. Fosberg 1931-8-10 S 5631 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCSB2941  Rubus ursinus McElwain, Isabelle 1953-5-18 Los Angeles Zelzah Ave, short distance N. of intersection between Zelzah avenue and Lerdo avenue; Granada Hills 457 Comment
  UC52228  Rumex acetosella unknown May 1903 Los Angeles Comment
  RSA466054  Rumex conglomeratus F. R. Fosberg 1930-7-3 S 3085 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA600373  Rumex conglomeratus Steve Boyd, Lauren Raz 1997-5-28 9865 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
  SBBG112817  Rumex conglomeratus S. A. Junak with K. Kirkland 1998-7-17 SCa 779 Los Angeles lower portion of Silver Cyn, ca. 0.4 air mi inland from beach 36 Comment
  SBBG133425  Rumex conglomeratus J. Shute, E. Howe 2011-7-8 SERG 11 -57 Los Angeles under stairs by Stone Station Deck Comment
  RSA710510  Rumex crispus Valerie L. Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  SBBG95280  Rumex crispus M. B. Dunkle 1928-4-29 1919 Los Angeles Little Harbor Comment
  UCR174646  Rumex crispus Jennifer H. Jones 2006-6-4 375 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  IRVC28732  Rumex crispus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25514 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  UCR127068  Rumex hymenosepalus Mark A. Elvin, Cathleen Weigand 2003-4-7 2448 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  UC520379  Rumex maritimus Louis C. Wheeler 1932-9-19 1394 Los Angeles Los Angeles River at Los Feliz Blvd Los Angeles River 121 Comment
  SD90509  Rumex salicifolius f. ecallosus Robert F. Thorne 1966-4-16 36052 Los Angeles San Clemente Island, gully in rocky slope above pebbly beach, c. I(c) mile SSE of Eel Point, SW side of island 2 Comment
  POM160906  Ruta chalepensis Howard Stone 1928-6-1 s.n. Los Angeles Sierra Madre. Comment
  UC7476  Salicornia J. L. Lansing Sep 1896 Los Angeles Bell's Alkali Flat, Llano Verde Antelope Valley, West Palmdale Comment
  CATA343  Salicornia pacifica Mark L. Hoefs 1973-7-20 384 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  UC1215124  Salicornia subterminalis Peter H. Raven 1962-7-12 18039 Los Angeles beach just w North Head; San Clemente Island 6 Comment
  POM166758  Salix exigua L. R. Abrams 1903-4-13 3255 Los Angeles Old bed of Los Angeles River, Florence. Comment
  POM362577  Salix exigua Geo. L. Moxley 1916-06 479 Los Angeles Wash end of Van Nuys. Comment
  RSA616066  Salix exigua Scott D. White 1997-12-31 6038 Los Angeles Malibu Coast: Mouth of Trancas Canyon, N of Pacific Coast Hwy. 8 Comment
  UCR129405  Salix exigua A. C. Sanders, Mark Elvin 2002-6-20 25247 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
  RSA720150  Salix gooddingii LeRoy Gross 2007-4-6 2627 Los Angeles Southern front of the range: Wildwood Canyon. 499 Comment
  CHSC95732  Salix laevigata LeRoy Gross 2003-2-22 738 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  LA200827  Salix laevigata Carl Hedin; J. A. Ewan 1932-4-22 7628 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. Comment
  LA208677  Salix laevigata Carl Hedin; Joseph Ewan 1933-1-28 7629 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  RSA586710  Salix laevigata Orlando Mistretta, Mark A. Elvin 1995-6-20 1807 Los Angeles San Gabriel Mountains, Bare Mountain Canyon. 1555 Comment
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Aug 20 2014
  UCR219412  Salix laevigata R. G. Swinney 2009-3-26 10168 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  CAS-BOT-BC128133  Salix lasiandra var. lasiandra Tim Ross; Steve 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 1235 Comment
  CDA1018  Salix lasiolepis D. G. Kelch 1991-3-17 1332 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA191572  Salix lasiolepis Robert F. Thorne 1966-4-23 36151 -A Los Angeles San Gabriel Mountains: Jackson Lake WNW of Big Pines, Big Pines Recreation Area, Angeles National Forest 1829 Comment
  RSA586439  Salix lasiolepis Orlando Mistretta 1995-2-28 1525 Los Angeles San Gabriel Mountains, Carr Canyon. 1067 Comment
  RSA599191  Salix lasiolepis Scott D. White 1997-3-12 4741 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA646133  Salix lasiolepis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  SD1052  Salix lasiolepis Carl W. Sharsmith 1932-2-14 10 Los Angeles bottom of lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  UC471650  Salix lasiolepis F. R. Fosberg 1931-3-23 S 4327 Los Angeles near Avalon; Santa Catalina Isl., Hamilton Canyon 50 Comment
  UC483061  Salix lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles top of grade between Calabasas and Agoura Comment
  UC492452  Salix lasiolepis F. R. Fosberg 1932-3-3 7414 Los Angeles Agoura (Picture City) Santa Monica Mts., Agoura (Picture City) Comment
  UCR212829  Salix lasiolepis Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1846 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  RSA92621  Salix lasiolepis Mabel Peirson 1925-3-1 5434 Los Angeles Arroyo Seco below California Street bridge, Pasadena Comment
  UC506412  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-6-29 7668 Los Angeles Area 4; Tree 6 Comment
  UCSB978  Salix lasiolepis Wedberg, Lee 1954-3-1 Los Angeles Millard Canyon, San Gabriel Mtns 457 Comment
  CAS-BOT-BC107535  Salix lasiolepis var. lasiolepis Carl Epling; Lincoln Ellison 1930-3-1 s.n. Los Angeles Mandeville Canyon Comment
  CAS-BOT-BC107554  Salix lasiolepis var. lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City), Santa Monica Mountains Comment
  CAS-BOT-BC128511  Salix lasiolepis var. lasiolepis Carl Hedin; Joseph Ewan 1933-6-29 7672 Los Angeles In dry ground of over flow land back of dike, Ballona Creek, Ballona Marshes Comment
  UCR149512  Salix scouleriana R. G. Swinney 1997-6-25 5647 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, c. 1.2 mi. SE of Hwy 2 in a small canyon tributary to Sawmill Canyon 2256 Comment
  CAS-BOT-BC126298  Salix sessilifolia C. R. Ball; B. S. Ball 1933-7-6 2526 Los Angeles Along ditch on Highway 199, near Gorman, San Gabriel Mts. Comment
  RSA757658  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-16 2460 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 22 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1195 Comment
  RSA600413  Saltugilia splendens Steve Boyd, Lauren Raz 1997-4-30 9634 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
  UCR271256  Saltugilia splendens subsp. splendens R. G. Swinney 2011-5-12 14698 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
  RSA149118  Salvia apiana H. J. Thompson 1960-6-7 3073 Los Angeles Mulholland Hwy, 1 mile W of Las Virgenes Rd., Malibu Creek drainage. 274 Comment
  RSA488005  Salvia apiana Mark Hoefs, D. Propst 1973-3-14 106 Los Angeles Santa Catalina Island: Upper Cape Canyon. 274 Comment
  UC1124648  Salvia apiana G. T. Nordstrom 1935-2-2 310 Los Angeles 0.25 mi e Mouth of West Fork; Angeles National Forest, Tejon Quad. 792 Comment
  RSA144762  Salvia apiana N. Nicolson 1961-3-3 782 Los Angeles Padua Hills, Claremont. Mountain Range - San Gabriel, Drainage Area - San Gabriel. 427 Comment
  RSA411301  Salvia apiana Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  RSA442854  Salvia apiana William Emboden 1969-5-28 45 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  PASA466  Salvia carduacea Ball 4/64 Los Angeles near Palmdale Comment
  RSA0081520  Salvia carduacea R. G. Swinney 2010-5-12 12763 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UC1871309  Salvia carduacea T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5010 Los Angeles Transverse Ranges; Liebre Mountains region; Paris: ca. one mile E of Acton, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash, T5N R12W SW 1/4 NE 1/4 SW 1/4 section 31; elevation ca. 2740 ft. 835 Comment
  RSA14198  Salvia columbariae Carl B. Wolf 1926-3-22 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  RSA651672  Salvia columbariae Brian Koch 1981-4-26 9 Los Angeles 1.5 miles west on the west fork of the San Gabriel River service road. Comment
  RSA710810  Salvia dorrii var. pilosa LeRoy Gross 2005-5-3 2240 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  CAS-BOT-BC233304  Salvia mellifera Marcus E. Jones 1926-5-20 s.n. Los Angeles Claremont Comment
  UCR65230  Salvia mellifera F. R. Fosberg 1931-5-6 S- 04805 Los Angeles Channel Islands, Santa Catalina Island Comment
  JEPS4895  Sambucus mexicana Rimo Bacigalupi 1953-5-2 4049 Los Angeles Oak Flat Public Camp Angeles National Forest (n limits, just off U.S. 99) 853 Comment
  RSA584141  Sambucus mexicana T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2977 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  UC557760  Sambucus mexicana Nell Murbarger April, 1936 140 Los Angeles San Clemente Island; e, w, and s slopes of island Comment
  RSA0036168  Sambucus mexicana Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  SEINET12740127  Sambucus mexicana E. Adams 1978-1 Los Angeles Altadena, Eaton Canyon Dam. Comment
  CAS-BOT-BC238720  Sambucus nigra subsp. caerulea Geo. B. Grant 1900-3-29 2366 Los Angeles Avalon Comment
  CAS-BOT-BC238752  Sambucus nigra subsp. caerulea Alice Eastwood 1915-8-25 s.n. Los Angeles Duarte Comment
  UC1870305  Sambucus nigra subsp. caerulea LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1036 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:West side of Brand Canyon just a short distance above the cemetery. Near 34.18794N, 118.27378W. 307 Comment
  SBBG39157  Sanicula arguta E. R. Blakley 1963-4-7 5540 Los Angeles Avalon Terrace on S side of Avalon Valley 30 Comment
  SBBG78720  Sanicula arguta F. R. Fosberg 1931-3-23 4334 Los Angeles Hamilton Cyn 40 Comment
  UCD127916  Sanicula arguta Daryl Koutnik 1978-4-14 365 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  RSA533883  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5159 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  UC284892  Sanicula bipinnata P. A. Munz 1923-5-1 7779 Los Angeles San Dimas, Puddingstone Canyon Puddingstone Canyon; San Dimas, Puddingstone Canyon 259 Comment
  RSA719055  Sanicula crassicaulis R. G. Swinney 1998-4-13 5952 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  RSA233364  Sanicula crassicaulis Arthur C. Gibson, Linda C. Gibson 1972-3-18 2796 Los Angeles Fish Canyon, San Gabriel Mountains. 396 Comment
  SD75647  Sarcocornia pacifica M. B. Dunkle 1939-4-7 7330 Los Angeles San Clemente Island; Pyramid Cove. Comment
  UCR179240  Sarcostemma cynanchoides R. G. Swinney 1989-9-16 s.n. Los Angeles San Gabriel Mtns., Glendora, 0.4 mi. east of Glendora Mountain Rd. on Big Dalton Canyon Road 360 Comment
  CAS-BOT-BC219078  Schinus molle Louis C. Wheeler 1932-9-6 1352 Los Angeles Thompson Wash near La Verne 373 Comment
  SBBG112872  Schismus arabicus S. A. Junak 1998-3-22 SCa 502 Los Angeles Avalon Cyn along W side of Avalon Cyn Rd, just N of entrance to Wrigley Memorial Botanical Garden 106 Comment
  RSA366072  Schoenoplectus maritimus Wm Martin 1971-8-25 s.n. Los Angeles Point Dume Comment
  UCR8286  Scirpus microcarpus A. H. Gallup 1949-7-17 s.n. Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  RSA425188  Scrophularia californica subsp. floribunda I. W. Clokey, Bonnie C. Templeton 1929-07 4573 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  SBBG79217  Scrophularia villosa F. R. Fosberg 1931-4-8 4520 Los Angeles Avalon Valley 60 Comment
  CHSC4744  Scutellaria siphocampyloides M. MacArthur 1967-6-24 59 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right at fork--left side of Forest. 1584 Comment
  HSC97533  Scutellaria siphocampyloides Richard G. Olmstead 1986-6-8 792 Los Angeles Angeles National Forest along creek near picnic area at Chilao Camp 1601 Comment
  RSA445333  Scutellaria siphocampyloides K. C. Zakar 1969-07 s.n. Los Angeles San Gabriel Mountains, Angeles Crest Hwy [Hwy 2] 1829 Comment
  RSA303814  Scutellaria tuberosa Jim R. Shevock 1970-5-3 177 Los Angeles Reche Canyon Road. 244 Comment
  JEPS60159  Selaginella asprella F. R. Fosberg and J. Ewan Aug 1931 4883 Los Angeles Islip - Hawkins divide San Gabriel Mountains Comment
  RSA613292  Selaginella asprella F. Raymond Fosberg, J. Ewan 1931-8-13 4883 Los Angeles San Gabriel Mountains. Islip Trail, near Islip-Hawkins divide. 2287 Comment
  JEPS19063  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1931-3-11 6508 Los Angeles San Gabriel Canyon Comment
  LA5819  Selaginella bigelovii Carl Epling; 1925-4-18 6713 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA683756  Selaginella bigelovii Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  SEINET3074315 Image available Selaginella bigelovii C. F. Shutts 1949-2-14 5 Los Angeles Little Dalton Canyon, San Gabriel Mountains. 430 Comment
  UC483377  Selaginella bigelovii L. R. Abrams and I. L. Wiggins 1931-7-6 341 Los Angeles vicinity Mosquito Harbor; San Clemente Isl. Comment
  RSA624062  Selaginella bigelovii Louis Cutter Wheeler 1967-5-23 9674 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  RSA651618  Selaginella bigelovii Claude T. Powers 1949-1-2 s.n. Los Angeles 50' up canyon at east end of Green Lane Ave. La Canada. 518 Comment
  SD107805  Selaginella bigelovii Larry De Buhr, Gary Wallace 1972-9-3 708 Los Angeles San Clemente Island, in canyon west of Thirst Pf?., Horse Canyon 519 Comment
  RSA600184  Senecio aphanactis L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  CAS-BOT-BC363453  Senecio californicus Munz; Street; Williams 1919-3-15 2400 Los Angeles South Hills, Pomona Comment
  UCR126582  Senecio californicus A. C. Sanders 2003-4-17 26063 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
  IRVC28170  Senecio flaccidus var. douglasii June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  JEPS19501  Senecio flaccidus var. douglasii Peter H. Raven 1957-11-30 11408 Los Angeles 4.0 mi e Topanga Canyon (along Mulholland Drive); Santa Monica Mountains Comment
  LA203918  Senecio flaccidus var. douglasii Barbara Crumly; 1953-5-31 sn Los Angeles Elizabeth Lake Canyon Rd., about 2 mi. beyond first campground Comment
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Dec 15 2014
  POM182363  Senecio flaccidus var. douglasii Joseph A. Ewan 1931-10-11 5246 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mountains Comment
  SBBG90575  Senecio lyonii G. B. Grant, W. Wheeler 1904-4-21 Los Angeles Santa Catalina Island Comment
  UC1211048  Senecio lyonii Huron H. Smith 1912-5-31 5057 Los Angeles Pebble Beach Road Santa Catalina Island 7 Comment
  UCR149812  Senecio mikanioides Scott D. White 2004-4-23 10232 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA719581  Senecio triangularis R. G. Swinney 1997-7-22 5706 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  RSA473109  Senecio vulgaris Christopher Davidson 1973-4-6 1868 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  LA209933  Senecio vulgaris O. A. Plunkett; 1926-3-4 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  CHSC26076  Sequoia sempervirens M. Chase 1967-3-18 6 Los Angeles Corner of Ave. 43 and Frontenac Mt. Washington. 259 Comment
  UCR172290  Setaria adhaerens Anuja Parikh, Nathan Gale 2005-7-11 2136 Los Angeles Santa Clara River Valley, Newhall Ranch, N of the Santa Clara River, near Del Valle and the mouth of Chiquito Canyon, study area 29 274 Comment
  UCR181164  Setaria adhaerens R. E. Riefner Jr. 2003-11-23 03- 475 Los Angeles South Coast, Signal Hill, west of 405 Freeway along Temple Ave. at 29th St. 24 Comment
  OBI28969  Setaria viridis David J. Keil 1976-12-12 11886 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 Comment
  RSA447539  Sherardia arvensis A. Menke 1955-4-13 s.n. Los Angeles Los Angeles. Comment
  UC18936  Sidalcea neomexicana unknown June 1892 Los Angeles Santa Monica Comment
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Dec 24 2007
  CAS-BOT-BC384475  Silene antirrhina Alice Eastwood 1906-5-27 1 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  UCR216377  Silene antirrhina Dan S. Cooper 2010-4-19 410- 53 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Western Canyon Rd. near 'one-mile tree', Griffith Park 282 Comment
  UCR272612  Silene antirrhina R. G. Swinney 2011-5-6 14588 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA527752  Silene gallica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4319 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA545246  Silene gallica D. Propst, Mark Hoefs 1973-3-3 22 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  SBBG98619  Silene gallica T. Ross 1991-5-21 5377 Los Angeles between Box and Horse Cyns, ca. 1.2 mi SSW from N-S axis rd separating just NW of Thirst Comment
  UC72021  Silene gallica Miss E. D. Palmer November, 1904 Los Angeles vicinity Los Angeles; vicinity of Los Angeles Comment
  RSA477920  Silene laciniata subsp. major Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA152106  Silene verecunda subsp. platyota Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson saddle 2438 Comment
  RSA549517  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1990-6-18 3471 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA586693  Silene verecunda subsp. platyota Orlando Mistretta 1995-6-20 1796 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA748495  Silene verecunda subsp. platyota Orlando Mistretta 1992-7-9 663 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA115969  Silene vulgaris George W. Garrettson 1955-4-22 20583 Los Angeles Sirra Madre Avenue, 1/3 mi. east od Azusa Avenue., Azusa Comment
  RSA719130  Silybum marianum Naomi Fraga 2001-5-27 50 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. UTM: 3768679N 423253E. Comment
  RSA608721  Sinapis alba L. C. Wheeler 1931-3-14 s.n. Los Angeles La Verne. Comment
  CATA1446  Sinapis arvensis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2610 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA798118  Sisymbrium altissimum Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0134 Los Angeles South side California State Route 2 at mile marker 66.82 2295 Comment
  UC1870173  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  UCR179699  Sisymbrium altissimum R. G. Swinney, Dave Larson 1996-7-17 5128 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA230697  Sisymbrium altissimum R. F. Thorne, M. Z. Thorne 1969-7-10 38442 Los Angeles San Gabriel Mountains, Angeles National Forest: N of Jackson Lake 1860 Comment
  UCR271820  Sisymbrium officinale R. G. Swinney 2010-4-30 12477 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  CAS-BOT-BC75410  Sisymbrium orientale Robert F. Thorne; M. Z. Thorne 1967-6-25 37122 Los Angeles San Gabriel Mountains. Roadside. Evey Canyon. 716 Comment
  RSA724770  Sisymbrium orientale K. Dobry 1991-6-13 d- 718 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  UCR95168  Sisymbrium orientale L. C. Wheeler 1967-4-30 9250 Los Angeles San Gabriel Mtns., Foothills c. 0.1 mi SE of mouth of Pacoima Canyon 473 Comment
  RSA580966  Sisyrinchium bellum Catherine A. Mish 1995-4-2 32 Los Angeles Santa Monica Mountains, Hollywood Reservoir. 250 Comment
  RSA592414  Sisyrinchium bellum Mark Hoefs 1974-5-2 451 Los Angeles Santa Catalina Island: above Parsons Landing 61 Comment
  RSA0021699  Sisyrinchium idahoense Duncan S. Bell, Caitlin Elam 2013-6-24 5272 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA682567  Solanum americanum A. C. Sanders 2003-5-26 26846 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
  UCR124277  Solanum americanum Steve Boyd 1998-10-7 10297 Los Angeles West Mojave Desert/Transverse Range, Liebre Mtns. Region. Bouquet Canyon, east of Bouquet Reservoir along Spunky Canyon Road just west of juntion with Bouquet Canyon Road 915 Comment
  RSA584010  Solanum douglasii Tim S. Ross 1991-4-25 4593 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  UCD126931  Solanum douglasii Daryl Koutnik 1978-4-28 427 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCR260629  Solanum douglasii R. G. Swinney 2010-4-1 12155 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  PASA2147  Solanum douglasii Loletta Hiebert Los Angeles Arroyo Seco Comment
  POM305734  Solanum elaeagnifolium Henry J. Ramsey, Henry J. Ramsey 1937-6-27 920 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  RSA596429  Solanum elaeagnifolium Steve D. Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8869 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 3.5 miles north of the junction with Templin Highway, under high-tension power lines. 945 Comment
  SBBG128372  Solanum elaeagnifolium M. L. Hoefs 1973-6-4 308 Los Angeles field above golf course #4 green, Avalon Cyn 53 Comment
  UC456216  Solanum physalifolium var. nitidibaccatum I. J. Condit 1908-7-24 Los Angeles Compton Comment
  RSA80373  Solanum umbelliferum F. W. Peirson 1921-2-26 4486 Los Angeles Beach 1 mile east of Topango [Topanga]. Comment
  SBBG54056  Solanum umbelliferum K. R. Montgomery, T. W. Strid 1973-5-19 73 -71 Los Angeles Dillon Divide, San Gabriel Mtns Comment
  UC139918  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  UC26264  Solanum umbelliferum Brewer 108 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC156794  Solanum umbelliferum E. C. Twisselmann 1955-6-23 2210 Los Angeles Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  RSA250437  Solanum umbelliferum Robert F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41608 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  LA51792  Solanum xanti Elizabeth Levine; 1949-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  NY820489  Solanum xanti V. W. Steinmann 1995-5-8 662 Los Angeles Liebre Mountains, along Bouquet Canyon Road, ca. 1.5 km (by road) N of the Texas Canyon Fire Station; just east of the road 600 Comment
  SEINET5624709  Solanum xanti Ira W. Clokey, B. Templeton April 1929 4432 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  UCSB8617  Solanum xanti Wedberg, H. 1958-2-22 Los Angeles 0.7 mi. from coast HWY 101 in Latigo Canyon, Santa Monica Mts Comment
  RSA755852  Solidago californica R. G. Swinney 2008-7-2 9132 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA473615  Solidago californica F. R. Fosberg 1931-8-12 55525 Los Angeles Buckhorn Trail, northwest ridge, San Gabriel Mountains 2100 Comment
  RSA518119  Solidago confinis Christopher Davidson 1967-9-7 960 Los Angeles Mt. Baldy trail from Baldy Village, near Bear Flat. 1524 Comment
  RSA5441  Solidago confinis C. B. Wolf 1932-9-16 s.n. Los Angeles 100-150 feet west of State Highway at southeast corner of Pacific Western Oil Co. lease in 1705 acre portion. Bryant Ranch. 2 Comment
  RSA702215  Solidago occidentalis Scott D. White 2004-8-20 10736 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
  CAS-BOT-BC365034  Solidago velutina subsp. californica F. Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  RSA594462  Sonchus asper Steve Boyd, Lauren Raz 1996-9-24 8946 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  UC1348970  Sonchus oleraceus Robert F. Thorne 1966-4-7 35960 Los Angeles Santa Catalina Island 60 Comment
  UCR150959  Sorghum bicolor Sandra L. Leatherman, Brian Daniels 1998-10-27 55 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  RSA308889  Sorghum halepense Kay H. Beach 1943-8-16 665 Los Angeles Drain behind Tanbark kitchen, Tanbark Flats. Mt. Range: San Gabriels. Comment
  CDA20764  Spartium junceum M. O'Brien 2006-5-28 s.n. Los Angeles Topanga State Beach, between Pacific Coast Hwy. and beach, SE of Malibu Canyon Rd. Comment
  RSA747736  Spartium junceum Scott D. White, J. Wood, J. Miner 2009-5-12 12696 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA0097076  Spergularia A. C. Sanders 2003-8-6 27114 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 320 Comment
  SD132653  Spergularia macrotheca M. B. Dunkle 1939-4-2 7205 Los Angeles San Clemente Island, southeast point. Comment
  SBBG43857  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  UCD116780  Sphaeralcea ambigua T. E. Weier 1941-6-26 s.n. Los Angeles San Gabriel Mts. Near Vincent. Comment
  UC18960  Sphaeralcea ambigua var. ambigua J. Burtt Davy May 9-24 1896 2585 Los Angeles near West Palmdale; Antelope Valley Comment
  UC884332  Stachys ajugoides var. rigida E. Lloyd 1933-4-1 Los Angeles Mulholland Drive Santa Monica Mts. Comment
  RSA0051602  Stachys albens Harold L. Pirie 1963-7-27 s.n. Los Angeles Cold Creek of Stunt Rd. in the Santa Monica Mts. 563 Comment
  LA50763  Stachys bullata Peter H. Raven; Henry J. Thompson 1959-10-4 14562 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  SFV5485  Stachys bullata W. A. Kelley Jun 1967 s. n. Los Angeles Santa Monica Mountains Stream near Fire Road #9, near Laurel Canyon. Comment
  SD237391  Stanleya pinnata R. G. Swinney 2009-5-13 10790 Los Angeles Transverse Range; San Gabriel Mountains Foothills: Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Road, near Holcomp Ridge Road (Valyermo 7.5'Q) 1220 Comment
  UCSB40870  Stanleya pinnata Mckee, Walter 1963-5-9 Los Angeles Little Rock Dam, San Gabriel Mountains 914 Comment
  RSA226025  Stanleya pinnata var. pinnata R. F. Thorne, C. W. Tilforth 1971-6-29 40640 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  SBBG37630  Stellaria media E. R. Blakley 1963-4-10 5595 Los Angeles 1 mi S of Avalon on rocky ridge Comment
  LA82416  Stellaria media Peter H. Raven; Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 91 Comment
  RSA533493  Stellaria media Timothy S. Ross 1991-3-9 4186 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA658878  Stellaria media Douglas A. Springer 1981-2-19 19 Los Angeles Cal Poly Pomona University campus, between University Drive and end SE parking lot J lower level 2 scross from Ag. building No. 2 S slope. Comment
  UC1595319  Stephanomeria cichoriacea Tim Ross and Orlando Mistretta 1992-7-24 6758 Los Angeles San Gabriel Mountains: Vicinity of Strawberry Spring, 86 degrees E, 1100 m distant from Strawberry Peak summit. 1479 Comment
  UC57430  Stephanomeria diegensis J. H. Barber 1896-10-15 36 Los Angeles Santa Monica Forestry Station Comment
  UC1584880  Stephanomeria exigua subsp. coronaria Tim Ross and Steve Boyd 1991-7-24 5644 Los Angeles nne slope Granite Mountain; Pacifico Mountain USGS 7.5' Quad., Granite Mountain 1901 Comment
  RSA607703  Stephanomeria pauciflora Scott D. White, Pam DeVries 1997-11-20 6025 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  SBBG67914  Stephanomeria pauciflora R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UC217678  Stephanomeria pauciflora Katharine Brandegee Los Angeles Ravenna Comment
  JEPS36692  Stephanomeria virgata subsp. virgata F. W. Peirson 1918-11-2 295 Los Angeles Henniger Flats San Gabriel Mts. 868 Comment
  LA211115  Stillingia linearifolia Tony Valois; 2009-5-1 0 s.n. Los Angeles SIMI HILLS, SMMRA Cheeseboro-Palo Comado. Comment
  POM122343  Stillingia paucidentata Marcus E. Jones 1924-9-14 s.n Los Angeles Lancaster. Comment
  RSA578654  Stillingia paucidentata T. S. Ross, J. Mark Porter 1994-5-1 7612 -a Los Angeles Southwestern Mojave Desert; open desert along North 240th street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./ San Bernardino county line. 870 Comment
  UCR255819  Stipa cernua R. G. Swinney 2010-5-4 12496 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
  SEINET10603865  Stipa lemmonii Adolph D. E. Elmer Elmer 4165 Los Angeles Lancaster. Comment
  SFV22128  Stipa lepida V. Soza, L. Gross 2001-5-9 1192 Los Angeles San Rafael Hills South of mouth of Scholl Canyon. West end of Valle Vista fire road on ridgetop north of Highway 134. Upper northeast-facing slopes of ridgetop alongside fire road. 274 Comment
  LA105744  Stipa miliacea A. C. Sanders; 1988-5-18 7839 Los Angeles El Segundo Dunes, immediately W of LA International Airport and E of Vista Del Mar Blvd Comment
  RSA0099418  Stipa parishii R. G. Swinney 2011-8-5 15599 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA0115400  Stipa parishii R. G. Swinney 2010-9-23 13883 Los Angeles San Gabriel Mountains; summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  CATA3514  Stipa tenuissima Julia Parish 2017-12-30 047 Los Angeles Santa Catalina Island: Avalon; Baywatch landscaping 12 Comment
  SD80910  Streptanthella longirostris var. longirostris James Henrickson 1971-4-25 5528 Los Angeles 17 miles east of Palmdale in Mojave Desert just South of Lovejoy Buttes. 885 Comment
  RSA92504  Stylocline gnaphaloides F. W. Peirson 1921-5-20 2789 Los Angeles Little Rock Creek, north base of San Gabriel Mountains. 1098 Comment
  UCR264739  Stylocline masonii Steve Boyd, Gary D. Wallace 2011-4-14 12311 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  CAS-BOT-BC422970  Stylomecon heterophylla Geo. B. Grant Apr. 7 s.n. Los Angeles Laurel Canon [Canyon] Comment
  SBBG72653  Suaeda moquinii R. Hoffmann 1931-5-4 Los Angeles N of Lancaster Comment
  CAS-BOT-BC110420  Suaeda taxifolia I. Johnston Apr 11 s.n. Los Angeles Nigger Slough [name changed to Harbor Lake]. Comment
  RSA442104  Suaeda taxifolia F. R. Fosberg 1930-7-7 455 Los Angeles Salt marsh Anaheim landing Comment
  RSA54055  Suaeda taxifolia J. T. Howell 1948-7-2 24764 Los Angeles Redondo Beach. Comment
  CAS-BOT-BC234655  Symphoricarpos mollis Geo. B. Grant Apr. 9 s.n. Los Angeles Avalon Comment
  JEPS21749  Symphoricarpos mollis F. R. Fosberg 1931-3-19 S 4300 Los Angeles Hamilton Canyon; Santa Catalina Island 10 Comment
  POM4397  Symphoricarpos mollis I. M. Johnston 1918-8-25 2127 Los Angeles Evey Canyon. 915 Comment
  RSA428885  Symphoricarpos mollis Fay A. MacFadden 1931-4-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR177255  Symphoricarpos mollis LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1071 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  RSA338447  Symphoricarpos rotundifolius var. parishii Wayne E. Sawyer 1981-6-25 66 Los Angeles Crest trail, 0.5 mi. W of Mt. Hawkins . San Gabriel Mountains. 2560 Comment
  UC205681  Symphyotrichum defoliatum I. M. Johnston 1917-8-23 1640 Los Angeles Prairie Fk of San Gabriel R. San Antonio Mountains, San Gabriel River Comment
  RSA762329  Symphyotrichum subulatum var. elongatum R. G. Swinney 2008-11-30 9869 Los Angeles San Gabriel Mtns.: Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  RSA585325  Syntrichopappus fremontii Timothy S. Ross 1991-4-27 4722 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  LA201759  Tamarix ramosissima Arthur C. Gibson; 2003-8-29 4840 Los Angeles Comment
  RSA474584  Taraxacum officinale F. R. Fosberg 1930-11-11 S 4184 Los Angeles Templeton, S Puente 100 Comment
  SD248346  Taraxacum officinale R. E. Riefner Jr. 2008-7-28 08 252 Los Angeles Harbor City, Boxby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave. and Normande Ave. 0 Comment
  UCR204880  Taraxacum officinale R. G. Swinney 2005-8-9 8407 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA455503  Tauschia parishii F. R. Fosberg 1931-8-11 S 5661 Los Angeles Pine Flats, Islip Trail, 1/2 mile below Big Cienega, N fork San Gabriel Canyon, San Gabriel Mountains. 1900 Comment
  RSA660165  Tauschia parishii Orlando Mistretta 1992-5-25 441 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  UCR98743  Tauschia parishii T. S. Ross, Steve Boyd 1990-6-18 3525 Los Angeles San Gabriel Mt