Search Results — 2000 specimen records retrieved (1582 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  SBBG107230  Abronia umbellata J. Rebman, J. Dunn 1996-4-29 3105 Los Angeles between Eel Cove and Eel Cove Cyn Comment
  SD90291  Abronia umbellata Robert F. Thorne 1970-3-6 39383 Los Angeles Santa Catalina Island; Ben Weston Beach (Mills Landing). 0 Comment
  SD52897  Abronia umbellata Peter H. Raven 1962-7-10 17952 Los Angeles San Clemente Island; sandy slope near west shore of island due west of Wall 2. Comment
  UCR265536  Acacia Dan S. Cooper 2015-3-22 315- 22 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  CDA3983  Acacia cyclops A. C. Sanders 1986-7-3 6804 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd., Pacific slope. Comment
  RSA596360  Acacia mearnsii R. G. Swinney 1989-7-14 s.n. Los Angeles Base of San Gabriel Mtns., in and near the city of Glendora. S of water reservoir at N terminus of Englewild Ave. 396 Comment
  CAS-BOT-BC331526  Acer macrophyllum Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mt. near Pasadena Comment
  JEPS42675  Acer macrophyllum Frank W. Peirson 1918-6-17 107 Los Angeles Rock Creek San Gabriel Mts., Rock Creek 1950 Comment
  RSA0036778  Acer macrophyllum Paul M. Inman 1983-5-8 50883 -20 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, at the first weir above Hoegee's Camp, Winter Creek. Comment
  RSA654654  Acer macrophyllum Fred Brooks 1988-5-7 36 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff, on west side of canyon, above river. 1372 Comment
  RSA662319  Acer macrophyllum Amy Drooks 1981-4-26 3 Los Angeles San Gabriel River, north of Azusa. Comment
  SEINET4565800 Image available Acer macrophyllum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1354 Los Angeles Transverse Ranges; Verdugo Mountains; Whiting Woods Road, mouth of Henderson Canyon 396 Comment
  UCR270490  Acer macrophyllum R. G. Swinney 2011-11-1 15946 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  SBBG127591  Acer negundo A. C. Sanders, T. B. Salvato 2009-5-20 36852 Los Angeles Rio Hondo at Rancho Lujan, between Montebello and S El Monte, E side of San Gabriel Blvd, SE of Darlington St intersection 61 Comment
  UC625025  Achillea millefolium F. R. Fosberg 1931-8-29 S 4713 Los Angeles small canyon betw Cottonwood and Middle Ranch Canyon Middle Ranch Canyon; Santa Catalina Island, Middle Ranch Canyon 100 Comment
  UCR124479  Achillea millefolium B. C. Templeton 1932-7-20 5003 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA416189  Achillea millefolium M. Z. Salazar 1969-8-12 s.n. Los Angeles San Gabriel Mtns. Big Tujunga Canyon, 5 mi. N of Tujunga. 609 Comment
  POM266627  Achnatherum coronatum J. C. Roos 1942-3-7 1002 Los Angeles Mouth of Big Tujunga Canyon, west end of San Gabriel Mts. Comment
  CAS-BOT-BC260446  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster Comment
  RSA228889  Achnatherum parishii R. F. Thorne 1971-8-25 41278 Los Angeles Mt. Hawkins 2698 Comment
  CAS-BOT-BC210902  Achnatherum parishii subsp. depauperatum Le Roy Abrams; E. A. McGregor 1908-7-3 623 Los Angeles Near Baldy Mountain, San Gabriel Mountains 2438 Comment
  POM6723  Achyrachaena mollis L. T. Street, G. Williams 1919-4-12 2503 Los Angeles Hills near Puente. Comment
  SD53040  Acmispon argophyllus var. argenteus Peter H. Raven 1962-5-22 17843 Los Angeles Santa Catalina Island, Middle Ranch 213 Comment
  UC1587725  Acmispon argophyllus var. argenteus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 150 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 ft SE of the 924' BM at the E end of the old airfield landing strip. Comment
  CAS-BOT-BC213407  Acmispon argophyllus var. argophyllus Geo. B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe Comment
  UCD104082  Acmispon brachycarpus A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25960 Los Angeles NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  SEINET5327594  Acmispon dendroideus var. dendroideus A. A. Heller 1908-7-16 8952 Los Angeles Near Avalon, Santa Catalina Island Comment
  UC557700  Acmispon dendroideus var. traskiae Nell Murbarger 1936-3-1 44 Los Angeles San Clemente Island. On both west and east sides of Island. Comment
  UCSB8572  Acmispon glaber Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre 304 Comment
  CATA1985  Acmispon micranthus Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 353 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak 396 Comment
  POM290150  Acourtia microcephala Arthur L. Cohen 1934-8-2 509 Los Angeles Botton of Hills, 3 miles from mouth of canyon. Topango [Topanga] Canyon. Malibu; Topango [Topanga] Creek Watershed. 30 Comment
  UC63371  Acourtia microcephala Ernest Braunton 1902-6-7 527 Los Angeles Elysian Park Comment
  CAS-BOT-BC133174  Adenostoma fasciculatum Geo. L. Moxley 1927-5-1 2035 Los Angeles Wash at La Crescenta Comment
  CAS-BOT-BC133185  Adenostoma fasciculatum W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  RSA654072  Adenostoma fasciculatum Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 735 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 427 Comment
  RSA687667  Adiantum capillus-veneris Geo C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  UCR191253  Adiantum capillus-veneris R. G. Swinney 1999-7-28 7574 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  UCR192872  Adiantum capillus-veneris R. G. Swinney 1998-8-10 6724 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  RSA687688  Adiantum jordanii May N. Ackley 1931-3-8 10 Los Angeles Santa Susana Pass. Comment
  HSC13492  Aesculus californica C. S. Apperson 1967-6-8 Los Angeles Junction of Elizabeth Lake Canyon Rd and Maxwell truck trail Comment
  PASA2377  Aesculus californica Frank W. Peirson 1923-6-9 Los Angeles Pine Canyon, Liebre Mts. 1188 Comment
  SD186061  Ageratina adenophora A. C. Sanders 2003-3-14 25748 Los Angeles Abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel. 519 Comment
  RSA602765  Ageratina adenophora Louis C. Wheeler 1972-12-24 12800 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  RSA652849  Ageratina adenophora Ron Martinolich 1991-4-7 38 Los Angeles Los Angeles, Griffith Park, north on Vista Del Valle Drive from west (upper) trailhead of Bee Rock Trail, 0.25 mile on east side of road, 20 feet down embankment. Comment
  CAS-BOT-BC22824  Agoseris heterophylla var. cryptopleura LeRoy Abrams 1927-4-30 11727 Los Angeles Head of Antelope Valley Comment
  POM266382  Agoseris heterophylla var. heterophylla J. C. Roos 1937-3-17 2458 Los Angeles San Fernando Valley. Comment
  UCR150004  Agoseris retrorsa Scott D. White 2004-5-5 10287 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  CATA53  Agrostis USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 31 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  SEINET10875224  Agrostis Amelia F. Eby Eby s.n. Los Angeles Ro. Br. Terminals of the Cable Care line areas. Comment
  UCR25130  Agrostis exarata John C. Roos 1951-7-30 5076 Los Angeles San Gabriel Mtns., North slope of Mt. Baden Powell 2043 Comment
  RSA226922  Agrostis idahoensis R. F. Thorne 1971-8-25 41262 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  UCR25466  Agrostis stolonifera John C. Roos 1950-9-16 4988 Los Angeles Los Angeles, Santa Monica Blvd. at Midvale Ave. 61 Comment
  UC1587690  Agrostis viridis Tim Ross 1991-4-21 4528 Los Angeles vicinity of old water tank Whittier Hills (Puente Hills, pro parte), Middle Turnbull Ca 228 Comment
  UCR43943  Agrostis viridis B. A. Prigge 1986-3-29 7164 Los Angeles Mojave Desert, Little Rock Creek, just above Calif. Hwy 138 884 Comment
  RSA0056381  Albizia lophantha Jack Pepper 1953-2-11 s.n. Los Angeles San Fernando Valley. Comment
  UCR62533  Alchemilla occidentalis R. G. Swinney 1990-3-24 1561 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. East end of Eagle Ridge, west of new homes 274 Comment
  RSA579329  Allium burlewii Timothy S. Ross 1994-5-31 7968 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  UCR257519  Allium fimbriatum Mitch Provance 2010-4-20 0410- 18 Los Angeles Western Transverse Range, hills south of Hwy 138 in vicinity of High Desert Hunt Club, c. 3 miles east of Quail Lake 965 Comment
  RSA587207  Allium fimbriatum var. fimbriatum Orlando Mistretta, Christine Mistretta 1995-5-2 1662 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  RSA367165  Allium lacunosum var. davisiae L. C. Wheeler 1932-4-10 607 Los Angeles 2 miles W of Palmdale. Comment
  RSA70468  Allium lacunosum var. davisiae Joseph A. Ewan 1932-6-15 7328 Los Angeles 1/2 mile above Horse Flats, Pine Flats Region 1706 Comment
  UC284823  Allium monticola P. A. Munz 1923-5-26 6858 Los Angeles Vincent Gulch San Gabriel Mts., Vincent Gulch 1981 Comment
  UCR182489  Allium monticola R. G. Swinney 1997-7-22 5696 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  POM123368  Allium peninsulare var. peninsulare Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  SEINET13203286 Image available Allophyllum divaricatum R. G. Swinney 2011-1 15454 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  RSA81977  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  RSA733747  Allophyllum glutinosum R. G. Swinney 2000-5-20 7690 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39. 2000 Comment
  JEPS58609  Alnus rhombifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  RSA452783  Alnus rhombifolia Ora M. Clark 1929-2-3 1508 Los Angeles Topango [Topanga] Canyon Comment
Read comments
May 29 2014
  SEINET12872858  Alnus rhombifolia Unknown 2011-10-25 15859 Los Angeles San Gabriel Mountains Comment
  UCR259375  Alnus rhombifolia R. G. Swinney 2010-8-26 13585 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA70014  Amaranthus albus F. W. Peirson 1921-3-6 1841 Los Angeles San Gabriel Wash. 213 Comment
  SBBG112923  Amaranthus albus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-10-22 SCa 825 Los Angeles Cherry Cove near buildings at Boy Scout Camp Comment
  SD8011  Amaranthus albus J. C. Nevin Unknown Los Angeles Los Angeles Comment
  UC2026425  Amaranthus blitoides Louis C. Wheeler 1966-10-25 9083 Los Angeles SAN GABRIEL MOUNTAINS: San Gabriel River, San Gabriel Canyon, near E. Waldo Ward's Grove, 1/4 mile E El Encanto. Comment
  SBBG72679  Amaranthus californicus R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  SBBG133372  Amblyopappus pusillus J. Lambert, S. McDonough 2005-4-6 48 .05 Los Angeles near Swat 2 Comment
  CAS-BOT-BC42896  Ambrosia acanthicarpa Ernest C. Twisselmann 1970-9-8 17483 Los Angeles Antelope Valley: Avenue A, 0.2 mi. E of 30th Street West 731 Comment
  CAS-BOT-BC42897  Ambrosia acanthicarpa Ernest C. Twisselmann 1956-9-14 3167 Los Angeles Upper end of Castaic Valley 1188 Comment
  LA50811  Ambrosia acanthicarpa Peter H. Raven; Henry J. Thompson 1960-7-17 15561 Los Angeles Santa Monica Mountains, Saddle Peak, shoulder of peak, 1 mi E of summit 609 Comment
  RSA589100  Ambrosia acanthicarpa Orlando Mistretta 1994-9-13 1457 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA0030756  Ambrosia artemisiifolia O. F. Clarke 1970-8-5 s.n. Los Angeles At the home of Judy Owen, 8841 Quakertown Ave, Northridge. Comment
  CAS-BOT-BC45002  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  UCR220155  Ambrosia salsola R. G. Swinney 2009-4-2 10268 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCSB18104  Ambrosia salsola var. salsola Gillett, Janice 1964-5-8 Los Angeles State Highway 138, 1 mile W of Pearblossom 914 Comment
Read comments
Jul 16 2014
  CAS-BOT-BC180649  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  CATA426  Amsinckia intermedia Sara L. Crockett, Sheila Schueller 1997-3-8 564 Los Angeles Santa Catalina Island: Valley of the Ollas, 2.8 miles W on Empire Landing Road from jct. with Airport Road; N side of the road, ca. 200 m toward San Pedro Channel 268 Comment
  JEPS61154  Amsinckia intermedia Frank W. Peirson 1919-4-5 361 Los Angeles Hennigers Flats; San Gabriel Mountains 853 Comment
  SBBG63531  Amsinckia intermedia R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UC1584868  Amsinckia intermedia Tim Ross 1991-4-8 4456 Los Angeles Elephant Hill; Western Pomona 303 Comment
  POM64438  Amsinckia intermedia Anonymous 1900-4-2 s.n. Los Angeles Pomona. Comment
  RSA729859  Amsinckia tessellata R. G. Swinney 1999-6-5 7251 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UCR252879  Amsinckia tessellata R. G. Swinney 2010-5-11 12651 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
  RSA725215  Amsinckia tessellata var. tessellata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -36 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  PASA1  Anagallis arvensis Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  RSA786392  Anagallis arvensis Doris Bowers 1957-4-25 216 Los Angeles LaVerne College, LaVerne 320 Comment
  SD41475  Anagallis arvensis Edith A. Purer 1932-4-23 2767 Los Angeles El Segundo, established dunes Comment
  RSA606945  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1946-9-2 6343 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.5 mile W of Bear Creek. 518 Comment
  POM178027  Anemopsis californica Joseph A. Ewan 1931-5-16 4221 Los Angeles Dry Canyon near Calabasas. Comment
  UC566704  Anisocoma acaulis Herbert L. Mason 1926-4-27 3034 Los Angeles Little Rock Creek; Mohave Desert Comment
  UCR265025  Anisocoma acaulis Mitch Provance, Callen Huff 2009-4-28 10673 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA608934  Anthemis cotula L. C. Wheeler 1931-5-6 s.n. Los Angeles San Dimas: Puddingstone. Comment
  SD30744  Anthemis cotula Edith A. Purer 1931-4-28 Los Angeles Along roadside, Ballona Road near town of El Segundo. Comment
  SEINET4182859 Image available Anthriscus neglecta var. scandix C. W. Tilforth 1975-4-21 979 Los Angeles Palmer Canyon n of Claremont Comment
  RSA0105160  Antirrhinum coulterianum R. G. Swinney 2011-5-12 14671 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  RSA653784  Antirrhinum coulterianum J. Bogdanoff-Lord 1989-5-12 12 Los Angeles Angeles National Forest; 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  JEPS14986  Antirrhinum kelloggii Ira W. Clokey, B. Templeton Mar 1929 4487 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  RSA732930  Antirrhinum kelloggii R. G. Swinney 2000-5-21 7770 Los Angeles NE of Azusa, Rincon Canyon, c. 300 m SW of Rincon Rd. entrance and Hwy 39, on plateau W of Rincon Rd. 549 Comment
  UC26376  Antirrhinum kelloggii J. H. Barber 1897-3-28 110 Los Angeles Santa Monica Canyon Comment
  RSA584973  Antirrhinum multiflorum Tim S. Ross 1993-5-16 7160 Los Angeles San Gabriel Mountains: 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
  SEINET13388994  Antirrhinum multiflorum G. B. Grant 1904-5-29 50 /6282 Los Angeles Covina. Comment
  RSA0110760  Antirrhinum nuttallianum Steven A. Junak 1998-6-13 SCa- 738 Los Angeles Santa Catalina Island. Just W of beach at Little Harbor. 49 Comment
  UC557799  Antirrhinum nuttallianum subsp. subsessile Nell Murbarger May 1936 181 Los Angeles mesa summit on w slope San Clemente Island Comment
  UCSB4553  Apiastrum angustifolium Foster, R. 1937-3-5 Los Angeles Mills Ave., Claremont Comment
  RSA594472  Apium graveolens Steve Boyd, Lauren Raz 1996-9-24 8937 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
  RSA191344  Apocynum cannabinum R. F. Thorne, M. Z. Thorne 1967-7-19 37127 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
  RSA747273  Apocynum cannabinum R. G. Swinney 2005-8-22 8522 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, fork of Devils Punchbowl Canyon 1220 Comment
  UCR189397  Aquilegia formosa R. G. Swinney 1998-5-30 6168 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA0126237  Arabis glabra var. glabra Fred Cox 1916-4-15 s.n. Los Angeles Johnson's Pasure, above Claremont Comment
  RSA430023  Arabis glabra var. glabra Robert Gustafson 1985-5-8 3111 Los Angeles Angeles National Forest; Sawpit Canyon, ca 1 mile above the reservoir Comment
  UCR223594  Arabis pulchra R. G. Swinney 2009-6-8 11092 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
  POM264789  Arabis pulchra Lincoln Constance 1941-4-10 2800 Los Angeles Antolope Valley near Neenach,, 13.5 miles west of Lancaster. 915 Comment
  RSA617477  Arabis pulchra var. pulchra Scott D. White, Pam De Vries 1998-6-23 6772 A Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon 549 Comment
  SEINET13711369  Araucaria bidwillii Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles Claremont, Pomona College Campus, Corner of 4Th & Harvard Ave Comment
  CAS-BOT-BC482466  Arbutus menziesii R. G. Swinney 2010-8-16 13566 Los Angeles San Gabriel Mountains: 1.0 mi NW of Chantry Flats on N side of Winter Creek Trail 768 Comment
  SBBG31018  Arctostaphylos catalinae R. F. Thorne 1966-4-28 36258 Los Angeles Hay Press area [Haypress] 426 Comment
  CAS-BOT-BC23588  Arctostaphylos crustacea June Giddings no date on label s.n. Los Angeles Mount Lowe, Pasadena High School Comment
  RSA626692  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15713 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA626737  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7230 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA626747  Arctostaphylos glandulosa Jon E. Keeley 1978-2-26 7042 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1560 Comment
  RSA626753  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20493 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA652398  Arctostaphylos glandulosa G. F. Orr 1956-3-12 s.n. Los Angeles Topanga Canyon. 426 Comment
  RSA0017038  Arctostaphylos glandulosa subsp. cushingiana Wesley O. Griesel 1962-5-12 s.n. Los Angeles Charlton Flats 1524 Comment
  CAS-BOT-BC23241  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Peak 1219 Comment
  POM50609  Arctostaphylos glandulosa subsp. mollis L. R. Abrams 1901-4-15 1120 Los Angeles Wilsons Peak 1220 Comment
  RSA233781  Arctostaphylos glandulosa subsp. mollis R. F. Thorne, Larry E. DeBuhr 1972-8-18 42234 Los Angeles Charlton Flats Burn W. of Mt. Mooney 1645 Comment
  OBI70939  Arctostaphylos glauca Steve Boyd, Lauren Raz 1997-3-25 9285 Los Angeles Liebre Mts region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Canyon, S of Liebre Mtn, flats and slopes just NE of ranch compound 1061 Comment
  RSA631552  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15858 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631688  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15776 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA635086  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20432 Los Angeles Rd to Sulpher Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1650 Comment
  RSA635185  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20591 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  UCR214020  Arenaria pusilla A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37968 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
  RSA589512  Aristida adscensionis Timothy S. Ross, Gery Allan, Mark Elvin 1995-5-21 8597 Los Angeles San Clemente Island: Head of Chenetti Canyon, on the W prong of the trident formed at the top of the longest tributary; 1330 ft. SSE of Rest triangulation point (1336-ft). 358 Comment
  RSA754206  Artemisia californica Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1784 Los Angeles San Gabriel River Watershed; at first road intersection beyond the ranger station 454 Comment
  SBBG42215  Artemisia californica M. B. Dunkle 1939-4-3 7226 Los Angeles Chenetti Cyn Comment
  UCR205881  Artemisia californica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37084 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  CATA351  Artemisia douglasiana Mark L. Hoefs 1973-7-20 395 Los Angeles Santa Catalina Island: By northwest corner of Middle Ranch Reservoir 182 Comment
  RSA0096797  Artemisia douglasiana R. G. Swinney 2011-10-10 15727 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
  SBBG12859  Artemisia douglasiana E. R. Blakley 1962-10-5 5446 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  UCR108406  Artemisia douglasiana L. C. Wheeler 1961-6-13 7883 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  CHSC95514  Artemisia dracunculus LeRoy Gross; Valerie Soza 2003-5-15 914 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  SBBG109041  Artemisia nesiotica S. A. Junak 1996-5-31 SCl 557 Los Angeles N side of Eel Cove Cyn 76 Comment
  SBBG43893  Artemisia nesiotica M. R. Benedict 1971-6-25 Los Angeles 0.5 mi S of Wilson Cove Comment
  LA210517  Artemisia tridentata subsp. parishii Norman C. Cooper; 1943-11-21 984 Los Angeles Mint Canyon, W of Ranger Station. 761 Comment
  UC1119414  Artemisia tridentata subsp. parishii H. A. Jensen 1933-4-30 291 Los Angeles Lancaster Elizabeth Lake Quadrangle Comment
  RSA417400  Artemisia tridentata subsp. tridentata L. E. Hoffman 1934-7-24 s.n Los Angeles Holcomb Creek, Angeles National Forest, San Gabriel Mts. Comment
  UC1119511  Artemisia tridentata subsp. tridentata A. D. Gifford 1935-3-26 298 Los Angeles 2 mi ene Sawmill Peak; Tejon Quadrangle Comment
  UCR179246  Arundo donax R. G. Swinney 1990-10-10 s.n. Los Angeles San Gabriel Mtns., Glendora, South Hills, c. 700 yds. north of the end of Bonnie Cove Ave. on South Hills Motorway 305 Comment
  POM3355  Asclepias eriocarpa E. L. Brown 1893-06 s.n. Los Angeles Open fields, Pasadena Comment
  RSA401115  Asclepias vestita Gale Sphon 1959-4-25 314 Los Angeles sandy soil along the road 3 mi. south of Pearblosom Highway on Avenue 178. Comment
  CAS-BOT-BC68851  Aspidotis californica Peter H. Raven; Robert F. Thorne 1964-5-7 18994 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CATA1815  Aspidotis californica Benjamin E. Carter 2012-8-23 7003 Los Angeles Santa Catalina Island: West End Road west of Emerald Bay 81 Comment
  UCR208179  Aspidotis californica M. B. Dunkle 1928-5-28 1928 Los Angeles Channel Islands, Santa Catalina Island, Empire Landing 183 Comment
  POM122906  Aster ascendens Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  RSA250441  Aster greatae R. F. Thorne, John Dourley 1967-10-3 37263 Los Angeles Angeles National Forest, San Gabriel Mts.: Yucca Flats Summer Home Tract, upper end of Canyon of N. Fork of San Gabriel River 1250 Comment
  UCR201414  Aster greatae Justin M. Wood 2008-11-21 245 Los Angeles San Gabriel Mountains, 1.5 air mi northeast of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27) 800 Comment
  RSA549234  Aster subulatus var. ligulatus Scott D. White 1992-10-9 947 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
  SEINET2122161  Asteraceae M. L. Carson 1968-12-19 1305 Los Angeles 19.9 mi S of State Highway 138 and 7.4 mi N of Castaic ca. 1.5 mi N of junction of Interstate 5 N of Castaic 1220 Comment
  NY621863  Astragalus brauntonii G. T. Hastings 1942-6-9 s.n. Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY621864  Astragalus brauntonii G. T. Hastings 1942-4-26 s.n. Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR141062  Astragalus douglasii Orlando Mistretta 1993-6-28 894 Los Angeles San Gabriel Mountains, Angeles National Forest. Table Mountain; Sunrise ski area 2226 Comment
  UC1128780  Astragalus douglasii var. douglasii A. D. Gifford 1935-4-21 616 Los Angeles 3 mi nnw Manzana; Tejon Quad., nnw of Manzana Comment
  CHSC42318  Astragalus gambelianus Robert L. Dressler 1952-5-31 1221 Los Angeles Along trail from Miller Camp (lower Dalton Canyon) to Johnstone Peak, San Gabriel Mountains. Comment
  CAS-BOT-BC187572  Astragalus miguelensis Peter H. Raven 1962-7-11 18012 Los Angeles San Clemente Island. Wilson Cove 60 Comment
  SBBG12323  Astragalus miguelensis P. H. Raven 1962-7-11 18012 Los Angeles Wilson Cove 60 Comment
  UC557630  Astragalus miguelensis Nell Murbarger 1936-4-1 115 Los Angeles w side and s end San Clemente Island (in warm sandy locations near the ocean); w side and s end San Clemente Island Comment
  RSA659826  Astragalus nevinii Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 121 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC193348  Astragalus tener var. titi LeRoy Abrams 1903-4-12 3251 Los Angeles Near Hyde Park Comment
  UCSB43765  Astragalus trichopodus Nakashima, L. 1982-4-18 Los Angeles East side of Stage Road; 1 mile southeast of Catalina airfield on Santa Catalina Island 457 Comment
  POM295639  Astragalus trichopodus var. lonchus Lyman Benson, Robert Benson 1953-5-2 15111 Los Angeles Catalina Island. White's Landing 15 Comment
  SD37520  Astragalus trichopodus var. lonchus Edith A. Purer 1935-5-11 6548 Los Angeles Malibou Road, Santa Monica Mts. Comment
  UC13396  Astragalus trichopodus var. lonchus Blanche Trask Dec. 1895 Los Angeles Avalon Santa Catalina Island (Santa Catalina Island) Comment
  UC397240  Astragalus trichopodus var. lonchus I. Johnston 1919-6-10 1319 Los Angeles near Mesmer (dry cliffs and hillsides); near Mesmer Comment
Read comments
Sep 11 2007
  POM49779  Astragalus trichopodus var. lonchus L. W. Nuttall 1920-6-4 s.n Los Angeles Santa Catalina Island. Comment
  RSA580968  Astragalus trichopodus var. phoxus Catherine A. Mish 1995-3-4 30 Los Angeles Santa Susana Mtns., Eddleston Park. 400 Comment
  UCR124589  Astragalus trichopodus var. phoxus B. C. Templeton, I. W. Clokey 1930-4-8 1041 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  UC863129  Astragalus trichopodus var. trichopodus F. R. Fosberg 1931-3-31 S 4431 Los Angeles Avalon Santa Catalina Island, Avalon (Ocean bluffs, Santa Catalina Island) 10 Comment
  CAS-BOT-BC17502  Athysanus pusillus Robert F. Thorne; Reed Rollins; D. Propst; R. Carolin 1967-3-18 36749 Los Angeles Santa Catalina Island. Lower end of Bulrush Canyon. 182 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
  RSA155858  Atriplex argentea P. H. Raven 1962-7-12 18021 Los Angeles Near point at east end or Northwest Harbor, San Clemente Island 30 Comment
  IRVC28760  Atriplex canescens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25547 Los Angeles Newhall Ranch, central Potrero Canyon, NE of old ranch headquarters NE end of Santa Susana Mtns. 366 Comment
  UCSB51685  Atriplex canescens Hodgson, John 1928-10-4 Los Angeles Roadside, 1/4 m below Bailey upper gate, Peace Valley; Santa Barbara-Tejon Forest 944 Comment
  SBBG13640  Atriplex coulteri P. H. Raven 1962-5-8 17589 Los Angeles slopes above Seal Cove 38 Comment
  RSA3034  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  RSA739673  Atriplex lentiformis subsp. lentiformis John Dittes, Josephine Guardino 2008-2-24 1510 Los Angeles S Coast, coastal plains and Valeys, San Fernando Valley, Sepulveda Dam Flood control Basin, 1.9 air miles SW of Van Nuys Civic Center, 1 air mile S of Victory Blvd, 0.6 air mile W of San Diego Freqay 405 where it crosses Burbanks blvd 208 Comment
  UC56773  Atriplex lentiformis subsp. lentiformis Ernest Braunton Oct 1902 710 Los Angeles Ballona Comment
  LA210079  Atriplex nummularia Philip A. Munz; 1932-8-31 12817 Los Angeles Playa del Rey Comment
  RSA65392  Atriplex nummularia L. C. Wheeler 1933-4-27 1657 Los Angeles Playa Del Rey Comment
  CAS-BOT-BC180915  Atriplex pacifica David B. Weissman 1971-6-15 36 Los Angeles 1.7 miles west of Cactus Peak along the road, Santa Catalina Island 304 Comment
  SBBG12202  Atriplex semibaccata P. H. Raven 1962-7-10 17948 Los Angeles near W shore of island W of Wall 2 Comment
  UCR125267  Atriplex suberecta A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25511 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  UC1234578  Atriplex watsonii Peter H. Raven 1962-7-12 18010 Los Angeles sandy slopes near point at e end Northwest Harbor (San Clemente Island); , nr point at e end Northwest Harbor 30 Comment
  RSA151504  Avena barbata P. H. Raven 1962-4-9 17132 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  UCD56201  Avena barbata Gordon Pilone 1961-2-14 86 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  UCR204889  Avena barbata R. G. Swinney 2008-3-31 8589 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA385399  Avena fatua Samuel Pusateri 1941-7-17 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  RSA707935  Avena fatua L. M. Prince, N. Refulio Rodriguez 2002-3-25 2 -286 Los Angeles Claremont, Palmer Canyon. ~0.25 km north of Padua Ave. on Palmer Canyon Rd. 450 Comment
  UCR213404  Avena fatua A. C. Sanders, Dan S. Cooper 2010-3-12 37348 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM10012  Azolla filiculoides Philip A. Munz 1921-05 4554 Los Angeles Pool in South Hills, So. of San Dimas 426 Comment
  CHSC55840  Baccharis emoryi L. P. Janeway 1988-7-24 3162 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  LA31671  Baccharis pilularis Peter H. Raven; 1959-10-25 14704 Los Angeles Santa Monica Mountains, Arroyo Sequit, E fork, 1.6 mi W of Decker Rd on Mulholland Hwy 304 Comment
  RSA590936  Baccharis salicifolia Orlando Mistretta 1994-4-12 1027 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  UCR270525  Baccharis salicifolia R. G. Swinney 2010-4-15 12252 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  UC166762  Baccharis salicifolia subsp. salicifolia Geo. B. Grant 1904-5-5 97 Los Angeles Arroyo Seco Canyon San Gabriel Mts., Arroyo Seco Canyon 609 Comment
  UCD129477  Baccharis salicifolia subsp. salicifolia Antonio F. Machado; Lisa Seemann 1993-3-5 21 -b Los Angeles Santa Susana Mtns., southwest side of Stony Point at the jcn. Of Santa Susana Pass and Topanga Canyon. Highway. 400 Comment
  UC68865  Balsamorhiza deltoidea H. M. Hall 1905-6-1 6263 Los Angeles Tejon Pass 1280 Comment
  OBI15182  Barbarea orthoceras Wesley Griesel 1963-5-26 789 Los Angeles Big Pines Recreational area; San Gabriel Mts 2103 Comment
  RSA0048465  Beloperone guttata Unspecified 1968-5-14 s.n. Los Angeles Van Nuys. 243 Comment
  UC1126302  Berberis aquifolium var. dictyota Jerome S. Horton 1937-4-22 433 Los Angeles stream below Tanbark; Pomona Quadrangle 792 Comment
  CAS-BOT-BC75752  Berberis nevinii J. Ewan 1929-12-29 3734 Los Angeles Pacoima Wash, east of San Fernando. Comment
  SBBG28469  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  CAS-BOT-BC436542  Bergerocactus emoryi L. R. Abrams; I. L. Wiggins 1931-7-7 410 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  SBBG42726  Beta vulgaris R. N. Philbrick 1968-2-23 B 68 -3 Los Angeles Little Fisherman Cove Comment
  CATA241  Beta vulgaris subsp. maritima Mark L. Hoefs, A. Douglas Propst 1973-5-4 238 Los Angeles Santa Catalina Island: Indian Head Point 60 Comment
  SDSU6449  Bidens pilosa var. pilosa R. M. Gallup 1948-11-1 250 Los Angeles Claremont - orchard south of Claremont Oaks. 366 Comment
  CDA4003  Bituminaria bituminosa P. A. Munz 1962-5-29 24319 Los Angeles San Gabriel Mountains: Millard Canyon. Comment
  UC30587  Blennosperma nanum var. nanum J. H. Barber 1897-2-3 294 Los Angeles near Wilmington Comment
  RSA190922  Bloomeria crocea var. crocea Robert F. Thorne 1967-5-19 36893 Los Angeles Santa Catalina Island. Lower Middle Ranch Canyon below Eagles Nest 91 Comment
  POM183611  Bloomeria crocea var. crocea Joseph A. Ewan 1929-5-25 3496 Los Angeles Ridge above Providencio Rancho. Comment
  CAS-BOT-BC30962  Bolboschoenus maritimus George B. Grant 1912-6-20 s.n. Los Angeles Redondo Comment
  CAS-BOT-BC145865  Bothriochloa barbinodis LeRoy Abrams 1903-3-11 3110 Los Angeles Spalveda Canyon, Santa Monica Mountains. Comment
  CATA568  Bothriochloa barbinodis Mark L. Hoefs, Robert F. Thorne 1975-8-8 836 Los Angeles Santa Catalina Island: By road above Pebbly Beach 152 Comment
  UCR239610  Bothriochloa barbinodis Dan S. Cooper 2012-7-24 712- 34 Los Angeles Western Transverse Range; Santa Monica Mountains, Decker Canyon Rd. (Hwy 23) at Foose Rd. 460 Comment
  LA201701  Boykinia rotundifolia Arthur C. Gibson; 2001-5-18 4830 Los Angeles SANTA MONICA MOUNTAINS, Big Sycamore Canyon, Point Mugu State Park, near boundary of Point Mugu State Park and Circle X. Comment
  LA202592  Boykinia rotundifolia Henry J. Thompson; 1960-6-7 3067 Los Angeles 152 Comment
  UCR194626  Boykinia rotundifolia R. G. Swinney 1998-8-30 6857 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  RSA268490  Boykinia rotundifolia H. J. Thompson 1960-6-7 3067 Los Angeles Santa Monica Mountains. Malibu Canyon, 0.4 miles south of tunnel, 3 miles north of coast highway US 101. 152 Comment
  RSA177671  Brachypodium distachyon R. F. Thorne, Percy C. Everett 1965-5-11 34567 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  RSA0087389  Brassica geniculata R. G. Swinney 2010-5-25 12965 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
  SBBG31218  Brassica geniculata R. F. Thorne 1966-9-11 36639 Los Angeles lower Middle Ranch Cyn, ca. 0.75 mi above Ben Weston Beach 53 Comment
  UCR95748  Brassica geniculata L. C. Wheeler 1967-3-3 9171 Los Angeles San Gabriel Mtns., Sunset Ridge, west of Chaney Trail Comment
  SD31168  Brassica rapa Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Hills Comment
  UCR152467  Brassica tournefortii A. C. Sanders, Lee Jones 2005-4-8 29324 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC100400  Brickellia californica Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  POM155889  Brickellia californica L. R. Abrams 1904-9-2 4173 Los Angeles Elysian Park. Comment
Read comments
Oct 4 2010
  RSA761717  Brickellia californica R. G. Swinney 2008-9-10 9415 Los Angeles South Fork Big Rock Creek 1463 Comment
  CAS-BOT-BC483122  Brodiaea jolonensis W. S. Lyon 1884-5-1 s.n. Los Angeles Saltworks Comment
  SD66872  Brodiaea kinkiensis R. Mitchel Beauchamp 1967-6-3 548 Los Angeles In field southeast of Lemon Tank, San Clemente Island. Comment
  SD52846  Bromus arizonicus Peter H. Raven 1962-4-9 17126 Los Angeles San Clemente Island, near barracks, Wilson Cove. 60 Comment
  UC188874  Bromus arizonicus Geo. B. Grant Apr. 1902 4093 Los Angeles Altadena; Southern California, Altadena Comment
  RSA385302  Bromus carinatus H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  CATA2952  Bromus carinatus Sarah Ratay, Lauren Danner 2006-4-12 95 Los Angeles Santa Catalina Island 0 Comment
  RSA0112845  Bromus carinatus Steven A. Junak 1999-5-8 SCa- 918 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood Canyon watershed, just upstream from fenceline. Comment
  RSA660244  Bromus carinatus var. carinatus Orlando Mistretta, Peter L. Morrell 1992-6-4 474 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  CATA1510  Bromus catharticus Mark L. Hoefs, Steven A. Junak 1996-7-9 2723 Los Angeles Santa Catalina Island: By bunkhouse at Middle Ranch, Middle Canyon 207 Comment
  CATA1990  Bromus catharticus Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 367 Los Angeles Santa Catalina Island: Skull Canyon, at edge of hayfield at storage yard gate, ca. 0.4 road miles from intersection with Middle Ranch Canyon Road 228 Comment
  RSA658225  Bromus diandrus Naomi Zohman 1985-4-28 48 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCR259907  Bromus diandrus R. G. Swinney 2010-3-18 11989 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  UCR177620  Bromus grandis LeRoy Gross, Valerie Soza 2001-6-6 430 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  RSA578137  Bromus hordeaceus Timothy S. Ross, W. Appleby 1993-5-20 7195 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  SBBG106899  Bromus hordeaceus M. L. Hoefs, R. F. Thorne 1992-4-1 1734 Los Angeles rd past isthmus, just before Emerald Bay 15 Comment
  UCD58969  Bromus madritensis Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  SDSU960  Bromus madritensis subsp. rubens H. Wedberg 1966-4-3 1193 Los Angeles Above Hill Drive x neal, Eagle Rock 457 Comment
  RSA156084  Bromus pseudolaevipes P. H. Raven 1962-5-20 17772 Los Angeles Road above Pebbly Beach, Santa Catalina Island. 61 Comment
  POM158282  Bromus rubens M. B. Dunkle 1928-4-29 1917 Los Angeles Santa Catalina Island. Little Harbor 4 Comment
  POM363913  Bromus rubens M. B. Dunkle 1939-4-4 7256 Los Angeles San Clemente Island. Pyramid Cove. Comment
  RSA660438  Bromus rubens Orlando Mistretta 1992-6-17 577 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UCD59557  Bromus rubens Austin Griffiths Jr. 1969-5-15 5499 Los Angeles Along western berm of Baldwin Avenue north of Cambridge Drive. Comment
  UCR280557  Bromus rubens R. G. Swinney 2014-4-17 16072 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  CAS-BOT-BC161601  Bromus sterilis Scott D. White; Chet McGaugh 1995-6-6 3223 Los Angeles East edge of Santa Susana Mountains, just west of San Gabriel Mountains. Sunshine Canyon (name not shown on topo). West of San Fernando Road and I-5 Freeway, just southwest of interchange with SR 14 Freeway. Sunshine Canyon Landfill property. 487 Comment
  RSA626517  Bromus sterilis Scott D. White 1998-6-10 6710 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  UCR141155  Bromus tectorum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UCR191529  Bromus tectorum R. G. Swinney 1998-7-8 6322 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR209596  Bromus tectorum R. G. Swinney 2008-7-3 9154 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR221912  Bromus tectorum R. G. Swinney 2009-4-28 10528 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  CDA1855  Bromus trinii L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; near the mouth, east side little Tujunga. Near BM. 1227. Comment
  CATA2913  Caesalpinia spinosa Sara L. Crockett 1997-2-19 65 Los Angeles Santa Catalina Island: Behind Kid Ventures building, lining parking lot (along margin of Las Casitas) 27 Comment
  CATA152  Cakile maritima Mark L. Hoefs, A. Douglas Propst 1973-3-14 116 Los Angeles Santa Catalina Island: West side of White's Landing, on beach 15 Comment
  SFV1428  Cakile maritima K. A. Wilson 1961-3-16 1036 Los Angeles Zuma Beach. 3 Comment
  CAS-BOT-BC234000  Calandrinia breweri Dr. H. E. Hasse 1909-1-1 s.n. Los Angeles Santa Monica Range Comment
  UCR256167  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA570199  Calandrinia ciliata Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 5037 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA717414  Calandrinia ciliata Gary Kovnat, LeRoy Gross 2003-1-19 2 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace mid meadow. Comment
  RSA748668  Calandrinia ciliata R. G. Swinney 2008-3-31 8588 Los Angeles Glendora Mountain summit 1003 Comment
  RSA526069  Calandrinia ciliata Steve Boyd, O. Mistretta, Laurel Arnseth, B. O Brien, Thomas Hayduk 1990-4-6 4168 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  SEINET12188201  Callistemon rigidus Gray 1930-1 9039 Los Angeles Los Angeles Comment
  POM199150  Callitriche marginata L. C. Wheeler 1933-4-9 1630 Los Angeles La Verne (Damar Sta.) 274 Comment
  RSA610138  Callitriche marginata L. C. Wheeler 1933-4-9 1630 Los Angeles La Verne (Damar Sta.) 274 Comment
  CATA3500  Calocedrus decurrens Benjamin J. Dion, Julia Parish 2018-1-18 001 Los Angeles Santa Catalina Island: Interior; south of Middle Ranch Road near the intersection of Middle Ranch Road and Skull Ridge Road in the Middle Middle Canyon watershed 308 Comment
  SEINET13387002 Image available Calocedrus decurrens R. G. Swinney 2011-1 15686 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  CAS-BOT-BC132234  Calochortus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA37725  Calochortus albus E. S. Spalding 1925-4-29 s.n. Los Angeles Near Los Angeles. Comment
  RSA68645  Calochortus invenustus Frank W. Peirson 1918-6-17 9 Los Angeles Head of Rock Creek 1982 Comment
  CAS-BOT-BC483413  Calochortus invenustus John Thomas Howell 1947-7-18 23414 Los Angeles Blue Ridge, San Gabriel Mountains 2590 Comment
  RSA701592  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1236 Los Angeles On fuel break above Evey Canyon. 793 Comment
  UC648378  Calochortus plummerae Marion Ownbey and Ruth P. Ownbey 1938-6-27 1666 Los Angeles mouth of Los Alisos Canyon Santa Monica Mts., Los Alisos Canyon Comment
  SBBG32141  Calochortus splendens R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -230 Los Angeles between Middle Ranch Cyn and Cottonwood Cyn Comment
  UC1537240  Calochortus splendens Gordon H. True Jr. 1935-5-16 293 Los Angeles mouth of Bouquet Canyon Bouquet Canyon 457 Comment
  RSA608047  Calochortus splendens Louis C. Wheeler 1947-6-13 6516 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon.. ., Los Angeles/San Bernardino County. Comment
  SBBG57798  Calochortus venustus R. Hoffmann 1929-5-21 Los Angeles east Bouquet Cyn Comment
  SD237575  Calyptridium monandrum R. G. Swinney 2009-5-13 10760 Los Angeles Transverse Range: San Gabriel Mountains: Upper Brainard Canyon, c. 2 miles south of Ft. Tejon Road, immediately NW of Cima Mesa, Juniper Hills (Juniper Hills 7.5'Q) 1121 Comment
  UCR200182  Calyptridium monandrum Valerie Soza, Laura A. Moore 2000-5-10 849 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, west of peak ''1936' 564 Comment
  UCR220256  Calyptridium monandrum R. G. Swinney 2009-4-28 10508 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  CATA1084  Calystegia macrostegia Mark L. Hoefs 1995-5-16 2034 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  OBI69277  Calystegia macrostegia John Knapp, Denise Knapp 2003-4-13 4 Los Angeles Catalina Island . 37 Comment
  SD66870  Calystegia macrostegia R. Mitchel Beauchamp 1967-3-18 317 Los Angeles San Clemente Island; in field west of Wilson Cove. Comment
  RSA422196  Calystegia macrostegia subsp. amplissima F. H. Elmore 1939-2-18 396 Los Angeles San Clemente Island. Comment
  UCR270920  Calystegia macrostegia subsp. arida R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14336 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  SD21261  Calystegia macrostegia subsp. cyclostegia Norman E. Bilderback 1938-4-24 Los Angeles Catalina Harbor. Comment
  SD69032  Calystegia macrostegia subsp. cyclostegia Robert F. Thorne 1966-9-14 36630 Los Angeles Santa Catalina Island; weedy margin of reservoir, Middle Ranch, Middle Ranch Canyon. 199 Comment
  RSA595676  Calystegia malacophylla subsp. pedicellata T. S. Ross, Victor W. Steinmann 1995-5-8 8545 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  RSA600538  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-5-28 9855 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
  UCR108419  Calystegia peirsonii Scott D. White, Pam DeVries 1998-5-15 6501 Los Angeles San Gabriel Mtns., Soledad Canyon area: proposed quarry area north of Soledad Canyon Rd, south of I-14 freeway, east of Bee Canyon and west of Agua Dulce Canyon 823 Comment
  RSA584030  Camissonia Tim S. Ross, Steve D. Boyd 1990-5-29 2698 Los Angeles San Gabriel Mountains. Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station. 1239 Comment
  RSA751017  Camissonia A. C. Sanders 1988-2-18 7688 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  RSA466155  Camissonia californica H. L. Bauer 1932-4-16 15367 Los Angeles Topanga Canyon. Comment
  UCR88511  Camissonia californica Scott D. White, Chet McGaugh 1995-5-9 3026 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR206451  Camissonia campestris R. G. Swinney 2008-6-9 8968 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR96330  Camissonia campestris B. G. Pitzer 1996-4-20 2686 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA580693  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd 1994-5-25 7906 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  UC1929643  Camissonia campestris subsp. campestris Scott D. White 2003-6-8 9512 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  UCR264879  Camissonia campestris subsp. campestris Mitch Provance, Callen Huff 2009-4-28 10664 B Los Angeles Tehachapi Mountians, Steep slopes of the ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1378 Comment
  RSA449208  Camissonia claviformis subsp. claviformis Anstruther Davidson 1930-1 s.n. Los Angeles Lancaster Comment
  UCR205090  Camissonia confusa R. G. Swinney 2008-4-10 8642 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  UCR187269  Camissonia graciliflora A. C. Sanders 2006-4-18 32091 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  POM212255  Camissonia graciliflora G. H. True 1935-3-27 168 Los Angeles City Ranch, 4 miles W of Palmdale Comment
  UCR114188  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-24 22069 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  RSA454083  Camissonia lewisii Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA449024  Camissonia micrantha Louis C. Wheeler 1934-4-24 2543 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA0089512  Camissonia pallida R. G. Swinney 2011-4-20 14425 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA449224  Camissonia pallida subsp. pallida N. C. Cooper 1948-4-21 2691 Los Angeles Littlerock. 762 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
  RSA598381  Camissonia strigulosa Louis C. Wheeler 1967-5-24 9742 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  UC69646  Camissonia strigulosa T. W. Minthorn 3 Los Angeles Los Angeles Comment
  UCR277554  Camissonia strigulosa Mitch Provance, Stephen Reynolds 2011-5-5 17212 Los Angeles San Gabriel Valley, City of San Gabriel, northwest of the intersection of Burton Ave. and E. Las Tunas Dr. 130 Comment
  UC2030099  Camissoniopsis hirtella Steve Boyd, Amber Maurice 2004-5-18 11319 Los Angeles Transverse Ranges; Liebre Mountains region: On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow. Comment
  JEPS31788  Camissoniopsis hirtella C. E. Hutchinson 1892-6-4 Los Angeles San Gabriel Canyon San Gabriel Mts. 487 Comment
  CDA38023  Camissoniopsis ignota T. C. Fuller 1962-4-1 8164 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  CAS-BOT-BC160535  Camissoniopsis lewisii Le Roy Abrams 1901-4-1 1192 Los Angeles Ballona Harbor Comment
  RSA724803  Cardamine californica K. Dobry 1992-4-14 d- 1136 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  POM369316  Cardamine californica var. californica E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon Comment
  LA212196  Cardamine oligosperma Louis C. Wheeler; 1932-3-20 506 Los Angeles SAN GABRIEL MOUNTAINS, San Dimas Canyon 518 Comment
  JEPS53329  Cardaria chalepensis Ethelbert Johnson 1931-5-29 Los Angeles Santa Ana Comment
  RSA441720  Cardionema ramosissimum Anstruther Davidson 1916-6-1 s.n. Los Angeles Santa Monica Mountains. Comment
  UC597595  Carex alma Philip A. Munz 1937-5-4 15158 Los Angeles N of Claremont (Evey Canyon) 762 Comment
  UCR273286  Carex alma R. G. Swinney 2011-10-18 15832 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  RSA90865  Carex alma F. W. Peirson 1929-5-31 8407 Los Angeles Los Angeles-San Bernardino counties. San Antonio Canyon, San Gabriel Mountains. between Los Angeles and San Bernardino Counties. 2134 Comment
  CAS-BOT-BC19229  Carex barbarae Ernest Braunton 1903-1-20 799 Los Angeles Oak Knoll. Comment
  POM308908  Carex barbarae Kay H. Beach 1943-8-27 672 Los Angeles On trail to Wolfskill Falls, San Dimas Experimental Forest, U.S. Forest Department. San Gabriel Mountains. Comment
  RSA230702  Carex douglasii Robert F. Thorne 1969-7-9 38548 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  SBBG119541  Carex schottii V. Soza, L. Moore 2000-6-14 1015 Los Angeles spring at Big Cienega, ca. 0.6 mi NE of Deer Flat Cmpgrd along S Hawkins Rd (FS Rd 3NO7.2) 1981 Comment
  UCR224017  Carex spissa Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11682 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  SBBG108413  Carex tumulicola T. Ross 1995-5-21 8612 Los Angeles West fork at head of Snail Cyn, of slope Triangulation Pt, margin of draw bottom 237 Comment
  LA210778  Castilleja affinis Peter H. Raven; Henry J. Thompson 1959-4-3 13921 Los Angeles SANTA MONICA MOUNTAINS, just E of Malibu Junction. 265 Comment
  LA52003  Castilleja affinis A. H. Lange; 1951-3-31 s.n. Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr. Comment
  RSA425910  Castilleja affinis M. V. Hood 1945-5-1 2217 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  JEPS57321  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-12 1859 Los Angeles ca 2 air mi s Calabasas (Old Topange road just above its junction with Mulholland Avenue) 396 Comment
  UCR189713  Castilleja applegatei R. G. Swinney 1998-7-10 6400 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA229189  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1971-6-29 40712 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  NY68041  Castilleja californica L. Abrams 1901-4-6 1368 Los Angeles Big Tepuija [spelling ?] wash. Comment
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Oct 13 2014
  PASA983  Castilleja douglasii Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  UC103561  Castilleja foliolosa T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  RSA756951  Castilleja foliolosa Orlando Mistretta, Christine Mistretta 2008-4-16 2475 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  UCSB43770  Castilleja foliolosa Nakashima, L. 1982-4-18 Los Angeles 1.3 miles south of Catalina airfield in Cottonwood Canyon; on Santa Catalina Island 396 Comment
  CAS-BOT-BC243785  Castilleja gleasoni Rimo Bacigalupi 1953-6-15 4204 Los Angeles On slopes just below summit of Mt. Gleason, 16.0 miles east of beginning of Mendenhall Ridge Forest Service Road, Angeles National Forest 2103 Comment
  UCR150857  Castilleja miniata R. G. Swinney 1999-8-16 7665 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  JEPS4832  Castilleja miniata Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1954-6-16 4212 Los Angeles near Paradise Trout Farm (Noal Berry's on maps) (sides of Big Rock Creek); Angeles National Forest, Big Rock Creek 1463 Comment
  RSA756980  Caulanthus amplexicaulis R. G. Swinney 2008-6-18 9066 Los Angeles Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  RSA531094  Caulanthus amplexicaulis var. amplexicaulis H. E. Hasse 1893-05 1853 Los Angeles Acton Comment
  RSA531109  Caulanthus cooperi Robert Gustafson, Gary D. Wallace 1982-4-26 2556 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  CAS-BOT-BC38468  Caulanthus coulteri Timothy S. Ross 1995-4-7 8363 Los Angeles Liebre Mountains. Templin Highway ca. 1800-1900 feet NE of its intersection with the Old Ridge Route. 832 Comment
  SBBG18396  Caulanthus coulteri E. R. Blakley 1963-4-28 5608 Los Angeles Elizabeth Cyn, 4.5 mi NE of Hwy 99 Comment
  RSA598106  Caulanthus coulteri var. coulteri Steve Boyd, Lauren Raz 1997-3-4 9153 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  LA41980  Ceanothus crassifolius Willis H. Wheeler; 1930-3-8 sn Los Angeles San Gabriel Mountains, Thompson Creek Wash 411 Comment
  RSA584040  Ceanothus crassifolius Tim S. Ross, S. D. Boyd 1991-4-25 4580 Los Angeles San Gabriel Mountains: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 829 Comment
  CAS-BOT-BC48869  Ceanothus cuneatus Le Roy Abrams; E. A. McGregor 1908-6-20 410 Los Angeles Liebre Mountains, near Elizabeth Lake Comment
  CAS-BOT-BC48875  Ceanothus cuneatus Carl B. Wolf 1941-7-1 10939 Los Angeles Lower end of Bouquet Canyon, 3 2/10 mi. above Saugus, or about 1/2 mi. above crossing of aqueduct 396 Comment
  RSA549803  Ceanothus cuneatus var. cuneatus Wandalee Thompson 1964-4-18 26 Los Angeles Pine Canyon, N-2, 7 miles west of Elizabeth Lake. 1128 Comment
  RSA599482  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9346 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  SD215638  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9346 Los Angeles Northern Base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir 975 Comment
  RSA0028428  Ceanothus cyaneus Peter Gail 1961-5-27 s.n. Los Angeles Mt. Wilson Rd., 3 miles S. of Hotel. Comment
  RSA771771  Ceanothus greggii R. G. Swinney 2009-5-20 10821 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  RSA399028  Ceanothus greggii var. vestitus L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  POM184710  Ceanothus integerrimus Joseph A. Ewan 1932-6-17 7240 Los Angeles Summit San Gabriel Peak, San Gabriel Mountains. Comment
  RSA0116758  Ceanothus leucodermis R. G. Swinney 2010-8-23 13576 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA250431  Ceanothus leucodermis Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41615 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  CAS-BOT-BC83794  Ceanothus megacarpus D. O. Burge; D. Knapp; S. Ratay 2007-3-24 808 b Los Angeles Santa Catalina Island 405 Comment
  RSA399102  Ceanothus megacarpus Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  SEINET13945999 Image available Ceanothus megacarpus Joseph Andorfer Ewan 1932-1 7029 Los Angeles Mandeville Canyon, Santa Monica Mts.; 1000 ft alt. 305 Comment
  LA52226  Ceanothus megacarpus var. megacarpus Robert Fowler; 1935-2-8 4543 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  SBBG95465  Ceanothus megacarpus var. megacarpus M. B. Dunkle 1928-2-19 1708 Los Angeles Cape Cyn Comment
  RSA399730  Ceanothus oliganthus var. oliganthus Donald R. Bissing 1973-3-29 29 Los Angeles Evey Canyon, 1.5 mile from canyon mouth. 976 Comment
  RSA399740  Ceanothus oliganthus var. oliganthus Albert J. Perkins 1928-4-8 s.n. Los Angeles Bear Ca - on, Sierra Madre Mts. Comment
  RSA714690  Ceanothus oliganthus var. oliganthus A. C. Sanders, Mark A. Elvin 2003-6-18 26945 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
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Mar 27 2007
  RSA0029518  Ceanothus spinosus Richard C. Barkelew 1929-4-17 s.n. Los Angeles Mulholland Highlands, Los Angeles Comment
  UC1211071  Centaurea melitensis Huron H. Smith 1912-5-30 5039 Los Angeles near Avalon; Santa Catalina Isl. Comment
  UC1584741  Centaurea melitensis Tim Ross and Annette Ross 1991-6-3 5517 Los Angeles Elephant Hill, w Pomona Pomona, Elephant Hill Comment
  UC30922  Centaurea melitensis J. H. Barber 1897-5-19 155 Los Angeles Santa Monica Exp't. Station Santa Monica Comment
  UCR282135  Centaurea melitensis R. G. Swinney 2014-5-15 16533 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
  RSA202451  Centaurea repens R. L. Armacost 1960-9-27 1336 Los Angeles Santa Monica, alley near Washington Comment
  UCR73403  Centranthus ruber T. S. Ross 1991-4-21 4498 Los Angeles Whittier Hills (Puente Hills, pro parte): E-facing road embankment along Turnbull Canyon Road 274 Comment
  RSA725207  Centrostegia thurberi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -56 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR220164  Centrostegia thurberi R. G. Swinney 2009-4-2 10252 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR197732  Cercocarpus betuloides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 38 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCR224005  Cercocarpus betuloides Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11693 Los Angeles Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservency reserve lands. Comment
  SEINET11914799  Cercocarpus betuloides I. W. Clokey, Templeton, B. 1929-1 4596 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  CAS-BOT-BC135510  Cercocarpus betuloides var. betuloides Timothy S. Ross; J. Mark Porter 1995-5-4 8429 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road - Liebre Mountains 585 Comment
  SBBG70709  Cercocarpus betuloides var. betuloides R. Hoffmann 1927-6-14 Los Angeles E end, Pine Cyn Comment
  UC311292  Cercocarpus betuloides var. betuloides Philip A. Munz 1926-4-4 9999 Los Angeles Bouquet Canyon 914 Comment
  UCR272543  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-5-6 14591 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  CAS-BOT-BC137242  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-3 5367 Los Angeles Between Wrigley Reservoir and the SE fork of Gallagher Canyon, Santa Catalina Island 381 Comment
  LA88751  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 27 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, Renton Mine Rd Comment
  SBBG32102  Cercocarpus betuloides var. blancheae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -185 Los Angeles Wild Boar Gully Comment
  CAS-BOT-BC147718  Cercocarpus betuloides var. traskiae Robert F. Thorne 1967-5-18 36872 Los Angeles Santa Catalina Island: Wild Boar Gully 167 Comment
  RSA729422  Cercocarpus ledifolius var. ledifolius R. G. Swinney 1998-8-27 6793 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  CAS-BOT-BC279530  Chaenactis artemisiifolia Geo. B. Grant 1904-6-15 166 Los Angeles Pasadena Comment
  UC30979  Chaenactis artemisiifolia J. H. Barber 1897-1-1 312 Los Angeles Santa Monica Canon Comment
  UCD130220  Chaenactis artemisiifolia Robert F. Thorne; C. W. Tilforth 1971-6-17 39957 Los Angeles San Gabriel Mountains, Angeles National Forest. 2 miles up Lower Tujunga Road from Forestry Headquarters. Little Tujunga Creek. 457 Comment
  SEINET11860834  Chaenactis douglasii var. achilleifolia I. W. Clokey, Templeton, B. 1929-1 4489 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  UCR194039  Chaenactis fremontii R. G. Swinney 1999-6-5 7262 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  POM351758  Chaenactis glabriuscula var. glabriuscula L. E. Hoffman 1934-5-14 s.n. Los Angeles Trail Canyon, Los Angeles Forest. Comment
  POM5994  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1902-6-9 15733 Los Angeles Playa Del Rey Comment
  RSA584496  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross 1992-5-24 6400 Los Angeles San Gabriel Canyon; E side of Hwy 39, on southeasternly spine-like ridge on the W side of San Gabriel Dam 439 Comment
  SFV16958  Chaenactis santolinoides J. N. Hogue, P. Wilson 1997-6-27 87 .1 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  UCR194598  Chaenactis stevioides R. G. Swinney 1999-5-1 7086 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  UCR192190  Chaenactis xantiana A. C. Sanders 2008-4-17 34952 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  RSA499081  Chamaesyce albomarginata L. C. Wheeler 1934-5-1 2580 Los Angeles S. end Puddingstone Diversion channel, La Verne. 305 Comment
  SBBG67719  Chamaesyce albomarginata R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn Comment
  POM2856  Chamaesyce melanadenia D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora foothills Comment
  UC1584702  Chamaesyce melanadenia Tim Ross 1991-3-24 4321 Los Angeles ridge to n Turnbull Canyan; Whittier Hills (Puente Hills, pro parte) 292 Comment
  RSA598995  Chamaesyce prostrata L. C. Wheeler 1951-3-30 6843 Los Angeles Altadena. Southwest corner of Mariposa St. and Lake Ave. Comment
  RSA763236  Chamomilla suaveolens Justin M. Wood 2010-5-10 1580 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA640938  Cheilanthes covillei L. C. Wheeler 1967-8-9 10407 Los Angeles San Gabriel Mts., Angeles National Forest: SE side Mt. Waterman, headwaters of Little Bear Creek 2286 Comment
  RSA660101  Chenopodium album Orlando Mistretta 1992-6-12 553 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA187701  Chenopodium ambrosioides R. F. Thorne 1966-9-14 36645 Los Angeles Santa Catalina Island: sandy, disturbed area behind Ben Weston Beach 3 Comment
  UCR177303  Chenopodium berlandieri LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles Transverse Ranges; Verdugo Mountains region, South side of mountains, Brand Canyon, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  UC1394438  Chenopodium berlandieri H. A. Wahl 1966-9-3 21774 Los Angeles along Soledad Canyon Rd sw Acton Comment
  UC1870303  Chenopodium berlandieri LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. Near 34.19205N, 118.26961 393 Comment
  UC1922243  Chenopodium botrys Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1364 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  CSUSB1001  Chenopodium botrys J. Operskalski 1976-5-5 Los Angeles West Los Angeles, Moraga Drive near refuse site off 405 freeway Comment
  RSA9762  Chenopodium botrys L. C. Wheeler 1933-7-7 1924 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA478492  Chenopodium californicum B. C. Templeton 1968-2-25 11382 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  RSA708767  Chenopodium californicum Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1143 Los Angeles Mouth of McDonald Creek. 335 Comment
  UC450877  Chenopodium californicum Fay A. Macfadden 1931-3-20 14 E Los Angeles Tuna Canyon Verdugo Hills 335 Comment
  UCSB44903  Chenopodium californicum Batson, J. 1979-3-10 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  RSA0060476  Chenopodium fremontii R. G. Swinney 2010-10-13 14033 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA330798  Chenopodium fremontii Wayne E. Sawyer 1981-6-18 97 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mi from Dawson Saddle. 2301 Comment
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Jul 17 2015
  RSA640509  Chenopodium fremontii L. C. Wheeler 1970-8-15 s.n. Los Angeles Pico and Figueroa St. Los Angleles. Comment
  SD107892  Chenopodium macrospermum Robert F. Thorne, D. Propst 1974-9-12 45096 Los Angeles Santa Catalina Island: Desiccated margin of Thomson Reservoir in coastal sage scrub. 214 Comment
  CATA1269  Chenopodium murale Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2354 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  RSA187742  Chenopodium murale R. F. Thorne 1966-4-4 35792 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA594658  Chenopodium pumilio L. C. Wheeler 1945-9-20 6157 Los Angeles San Gabriel Mountains. Kinneloa ( Sycamore ) Canyon. 335 Comment
  RSA600992  Chloris virgata Steven A. Junak 1990-11-9 SCI- 143 Los Angeles San Clemente Island: N end of island, SE of passenger terminal building at airfield. 61 Comment
  SBBG106222  Chloris virgata S. A. Junak 1990-11-9 SCl 143 Los Angeles just SE of passenger terminal building at airfield 60 Comment
  RSA0102906  Chondrilla juncea LeRoy Gross 2015-12-12 7396 Los Angeles Verdugo Mountains: Along the northern base of the range. Short distance up Whiting Woods Motorway. Off Pennsylvania in Verdugo City. 469 Comment
  POM6769  Chorizanthe procumbens P. A. Munz 1919-5-13 2790 Los Angeles Claremont. Comment
  UCR194147  Chorizanthe spinosa A. C. Sanders 2008-4-25 35105 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 976 Comment
  CAS-BOT-BC244657  Chorizanthe staticoides James L. Reveal 1988-5-24 6869 Los Angeles On a mesa south of the Los Angeles County Animal Center Number 6 in Castaic near the junction of Charlie Canyon and Tapia Canyon roads on the east side of Castaic Valley 381 Comment
  RSA392697  Chorizanthe staticoides Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Trail. Comment
  RSA777363  Chorizanthe staticoides Orlando Mistretta, Christine Mistretta 2010-5-19 5112 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SBBG33700  Chorizanthe staticoides V. Soza with S. Boyd 2002-4-10 1396 Los Angeles Del Sur Ridge, E side of Haskell Cyn, along fire rd 6N18 just below Pk 2508 686 Comment
  UCD100018  Chorizanthe staticoides Kenneth A. Wilson 1961-4-20 1144 Los Angeles Soledad Canyon, at base of Bee Canyon. Comment
  UCD99944  Chorizanthe staticoides Garm Beall 1997-5-9 23 Los Angeles Mullholland Highway, 1 mile east of Malibu Canyon Road. Comment
  SEINET10891359 Image available Chorizanthe staticoides Adolph D. E. Elmer Elmer 3689 Los Angeles Comment
  RSA776389  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-4 5254 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  LA25939  Cirsium occidentale Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA94921  Cirsium occidentale var. californicum F. W. Peirson 1929-6-30 8420 Los Angeles Aliso Creek at Tie Canyon 1357 Comment
  CAS-BOT-BC286518  Cirsium undulatum Alice Eastwood 1917-7-20 6510 Los Angeles Santa Catalina Island Comment
  RSA643264  Cirsium vulgare R. D. Goeden, D. W. Ricker 1972-5-19 s.n. Los Angeles San Jose Hills: Bonelli Regional Park, S of Puddingstone Reservoir, along Via Verde 1/2 mile east of 210 Freeway, between Pomona and San Dimas 305 Comment
  RSA597397  Cistanthe monandra Timothy S. Ross, Steve Boyd 1990-6-18 3501 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  UCR51910  Cistus incanus Adelina Munoz 1988-4-16 103 Los Angeles Transverse Range; San Gabriel Mtns, Angeles National Forest, Big Santa Anita Canyon, along Water Trail to the fire road 610 Comment
  RSA748586  Cistus incanus subsp. creticus Scott D. White, Justin M. Wood 2009-5-6 12645 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA649613  Cistus ladanifer Lori Ackerman, Gerald Braden 1988-4-22 8 Los Angeles North end of West Fork [San Gabriel] River. Comment
  RSA458825  Clarkia cylindrica W. P. Burger 1979-5-15 99 Los Angeles One mile west of N1 along Muhulan [Mulholland?] Hwy. Santa Monica Mountains. 457 Comment
  RSA600422  Clarkia cylindrica subsp. cylindrica Steve Boyd, Lauren Raz 1997-4-30 9622 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
  SBBG60288  Clarkia cylindrica subsp. cylindrica M. N. Ackley 1927-5-29 747 Los Angeles Mulholland Drive 457 Comment
  UCR108691  Clarkia deflexa R. S. Woglum 1930-5-10 s.n. Los Angeles San Fernando Valley, North Hollywood Comment
  CAS-BOT-BC172098  Clarkia dudleyana LeRoy Abrams 1902-7-1 2625 Los Angeles Wilson's trail near Santa Anita Canyon 762 Comment
  RSA764298  Clarkia dudleyana Doris Bowers 1957-5-12 430 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  UCR48858  Clarkia dudleyana Steve Morgan 1974-5-17 143 Los Angeles San Gabriel Mtns., Big Tujunga Canyon, 0.5 mi. east of Big Tujunga Canyon Road, at a point 10.9 mi. north of Mt. Gleason Ave. 701 Comment
  UCSB49165  Clarkia dudleyana Lestak, Leanne 1978-5-19 Los Angeles California 65 north to Famoso-Woody Rd, then east to Bakersfield-Glennville Rd, make a left and travel east about 51/2 miles; On right side of road 487 Comment
  CAS-BOT-BC172007  Clarkia epilobioides John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  POM199780  Clarkia epilobioides I. W. Clokey 1929-05 4533 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA579151  Clarkia epilobioides Tim S. Ross, Darin Banks 1994-4-12 7488 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon. 524 Comment
  RSA448286  Clarkia purpurea subsp. quadrivulnera M. Bisbee 1917-5-1 s.n. Los Angeles Grassy hills, East end of Eagle Rock Valley Comment
  RSA601052  Clarkia purpurea subsp. quadrivulnera Steve Boyd, Lauren Raz 1997-6-18 9975 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA448334  Clarkia rhomboidea Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  RSA0073360  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  UCR259994  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  POM17990  Clarkia xantiana subsp. parviflora P. A. Munz 1923-5-27 6879 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  UC1719598  Clarkia xantiana subsp. xantiana Monica Geber with Vincent Eckhart 1995-6-6 Los Angeles Along Pine Canyon Road, ca. 0.5 mi N of Three Points, north slope of Liebre Mountain. 1030 Comment
  UC56762  Claytonia parviflora subsp. parviflora H. M. Hall May 1 1902-May 3 1902 3090 Los Angeles vicinity Elizabeth Lake; Antelope Valley 1219 Comment
  RSA618591  Claytonia parviflora subsp. parviflora L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  RSA729104  Claytonia perfoliata R. G. Swinney, D. W. Larson 1999-7-21 7564 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  RSA729538  Claytonia perfoliata R. G. Swinney 1998-6-16 6974 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Cnyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  UCR172705  Claytonia perfoliata Jun Hu, Weena Sangkatavat 2000-4-22 02 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA177684  Claytonia perfoliata subsp. mexicana R. F. Thorne, Percy C. Everett 1965-5-10 34492 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  CAS-BOT-BC91376  Clematis lasiantha John Thomas Howell 1928-3-4 3372 Los Angeles Santa Monica Mountains, northeast of Pacific Palisades. Comment
  CAS-BOT-BC91377  Clematis lasiantha John Thomas Howell 1928-3-4 3372 Los Angeles Santa Monica Mountains, northeast of Pacific Palisades. Comment
  SBBG87644  Clematis lasiantha S. Boyd, T. Elias 1987-4-14 2055 Los Angeles Rincon, Red Box Rd S of Rincon Forest Station, N of Glendora Comment
  RSA756460  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-4-19 2496 -a Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  POM305756  Clematis ligusticifolia Henry J. Ramsey, Henry J. Ramsey 1937-6-27 937 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  SBBG13508  Clematis ligusticifolia E. R. Blakley 1962-10-5 5450 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  CAS-BOT-BC92813  Clematis pauciflora Moxley; Grimmell 1916-6-16 503 Los Angeles Santa Susanna Mountains. Comment
  POM202312  Cnicus benedictus L. M. Booth 806 Los Angeles Burbank Comment
  SBBG66398  Collinsia callosa R. Hoffmann 1929-5-21 Los Angeles above Elizabeth Lake Comment
  UC2030104  Collinsia heterophylla V. Soza, LeRoy Gross 2002-4-16 1421 Los Angeles Transverse Ranges, Liebre Mountains region: Between Pettinger and Haskell canyons. Comment
  RSA412236  Collinsia torreyi Anstruther Davidson 2931 Los Angeles Catalina [Island] Comment
  UCR78319  Colutea arborescens Dennis E. Kucera 1992-6-4 92- 01 Los Angeles Transverse Ranges; San Gabriel Mountains, Santa Anita Canyon, junction of Sturdevant Falls Trail and trail to Sturdevant Camp and Mount Wilson 549 Comment
  RSA545249  Comarostaphylis diversifolia subsp. planifolia D. Propst, Mark Hoefs 1973-3-3 52 Los Angeles Santa Catalina Island: Lower Sweetwater Canyon. 183 Comment
  UCR219295  Commelina benghalensis Lorraine Weller 2010-8-20 082010- 14 Los Angeles Los Angeles, Koreatown area, Rosewood Community Gardens, 4160 1/2 Rosewood Ave. 84 Comment
  SDSU4110  Constancea nevinii R. M. Beauchamp 1967-3-17 258 Los Angeles East of Date 2 storage area, south east of Wilson Cove, San Clemente Island. Comment
  RSA0110776  Convolvulus arvensis Steven A. Junak 2000-5-18 SCa- 1303 Los Angeles Santa Catalina Island. NW-facing slope overlooking Parsons Landing. 73 Comment
  UCR127394  Conyza bonariensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25529 Los Angeles Santa Clara River Valley, Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle 274 Comment
  CAS-BOT-BC286125  Conyza canadensis Peter H. Raven; Henry J. Thompson 1959-10-18 14667 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mouth of Medea Creek, north arm of Malibu Lake 220 Comment
  JEPS30431  Conyza canadensis Peter H. Raven and Henry J. Thompson 1959-10-18 14667 Los Angeles mouth of Medea Creek (n arm of Malibu Lake); Santa Monica Mountains, Malibu Lake, Medea Creek 220 Comment
  POM355863  Conyza coulteri Robert Gustafson 1980-8-29 1882 Los Angeles Ballona Wetlands, Area 3 Infrequent and scattered in Area 3. Comment
  UCR150424  Conyza floribunda A. C. Sanders 2005-2-13 29151 Los Angeles San Gabriel Valley, Walnut, Mt. San Antonio College, at south foot of the San Jose Hills 244 Comment
  UC1595579  Coreopsis bigelovii W. Wisura and E. Roeder 1992-4-21 4698 Los Angeles near Valyermo (Mountain Brook Ranch); West Mojave Comment
  UCR270046  Coreopsis bigelovii R. G. Swinney 2011-4-20 14435 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
  RSA92411  Coreopsis bigelovii F. W. Peirson 1921-5-19 1339 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  RSA21249  Coreopsis californica C. B. Wolf 1937-4-28 8520 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  POM247969  Coreopsis gigantea F. R. Fosberg 1931-3-27 4420 Los Angeles Pebble [Pebbly] Beach Road, Santa Catalina Island 50 Comment
  RSA0081639  Corethrogyne filaginifolia R. G. Swinney 2010-9-9 13736 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SBBG38077  Corethrogyne filaginifolia E. R. Blakley 1961-9-23 4740 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 45 Comment
  SFV5523  Corethrogyne filaginifolia W. A. Kelley Sep 1968 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  POM356142  Corethrogyne filaginifolia var. filaginifolia T. S. Clare 1930-10-19 s.n. Los Angeles Big Santa Anita Canyon Comment
  RSA610210  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Henninger Flats. 793 Comment
  RSA611975  Corethrogyne filaginifolia var. filaginifolia Valerie L. Soza, Laura Moore 1997-8-16 52 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, north of grass area north of Foothill Boulevard. 411 Comment
  SD38614  Corethrogyne filaginifolia var. filaginifolia Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  RSA93349  Corethrogyne filaginifolia var. filaginifolia Raymond J. Dobbs 1924-7-8 5400 Los Angeles San Gabriel Mountains: N of Pasadena, trail 2.7 miles below Switzer's Camp. 731 Comment
  UCR101181  Coriandrum sativum L. C. Wheeler 1975-5-13 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo: c. 0.25 mi. north of San Gabriel Blvd. 58 Comment
  RSA200011  Cornus stolonifera Wandalee Thompson 1968-9-5 s.n. Los Angeles Shake Canyon about 6 miles west of Lake Hughes. 1524 Comment
  LA201839  Coronopus didymus Arthur C. Gibson; 2003-5-28 4931 Los Angeles 121 Comment
  RSA187983  Cortaderia selloana R. F. Thorne, Percy C. Everett 1965-6-22 34870 -A Los Angeles Santa Catalina Island: beyond Lookout Point 30 Comment
  UCR219905  Crassula colligata subsp. lamprosperma R. G. Swinney 2009-4-17 10384 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
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Jul 11 2016
  CAS-BOT-BC427735  Crassula connata J. H. Thomas 1957-3-16 6501 Los Angeles Pt. Dume. About 18 miles due west of Santa Monica. 60 Comment
  RSA611669  Crassula connata Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10100 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  SD234294  Crepis acuminata R. G. Swinney 1998-9-7 6927 Los Angeles San Gabriel Mtns.: Pine Mountain Ridge, c. 1 mi. west of summit of Pine Mountain. 2658 Comment
  CATA2270  Crocanthemum greenei Amy Catalano 2015-3-31 002 Los Angeles Santa Catalina Island: On West End of Catalina Island; between Silver Peak Road and West End Road; about 0.75 miles northeast on Silver Peak Road past Fenceline Road; on slope off ridgetop; southwest of Parson's Landing; above Lyonothamnus floribundus ssp. floribundus grove 243 Comment
  OBI69268  Crocanthemum scoparium John Knapp, Denise Knapp 2003-4-13 25 Los Angeles Catalina Island. 3695769.992N x 370288.942E 104 Comment
  UC1121535  Crocanthemum scoparium var. vulgare A. D. Gifford 1935-1-7 190 Los Angeles ridge e junction of Viola and Palomas Creeks; Tejon Quad. 548 Comment
  RSA0127212  Crocanthemum scoparium var. vulgare Louis C. Wheeler 1967-7-18 10108 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  CAS-BOT-BC175841  Crossosoma californicum Carl B. Wolf 1932-5-9 3484 Los Angeles Santa Catalina Island. Left (E.) Fork of Pebbly Beach Canyon, 1/3 mi. above Mexican Houses 152 Comment
  RSA397739  Crossosoma californicum F. R. Fosberg 1931-3-19 S 4299 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon 10 Comment
  RSA598217  Crossosoma californicum Sara L. Crockett 1996-12-7 555 Los Angeles [Santa Catalina Island], 2 miles E of USC Marine Center on Two Harbors Road (from Little Harbor) 335 Comment
  SD69030  Crossosoma californicum Robert F. Thorne, D. Propst 1968-5-29 37706 Los Angeles Santa Cataline Island, Hamilton Canyon 29 Comment
  RSA127857  Croton californicus P. H. Raven 1959-4-4 13945 Los Angeles East of Zuma Beach; Point Dume. 9 Comment
  RSA764415  Croton californicus Justin M. Wood 2009-8-18 1252 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR178178  Croton californicus LeRoy Gross, Steve Fischer, G. D. Wallace, et al. 2002-12-7 679 Los Angeles Transverse Ranges: San Gabriel Mtns, Limekiln Canyon 518 Comment
  RSA226029  Crypsis vaginiflora R. F. Thorne, C. W. Tilforth 1971-6-29 40647 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  UC1601672  Cryptantha cinerea var. abortiva P. A. Munz 1923-4-9 6661 Los Angeles e coast of San Clemente Island San Clemente Island Comment
  UCR141164  Cryptantha circumscissa June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  UCR264732  Cryptantha circumscissa var. circumscissa Steve Boyd, Gary D. Wallace 2011-4-14 12312 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
  SD231252  Cryptantha decipiens Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 109 Los Angeles Transverse Ranges; San Gabriel Mountains region: N side of the Sab Gabriel Mountains region. N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  RSA0110845  Cryptantha intermedia R. G. Swinney 2011-5-6 14604 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  SBBG63823  Cryptantha intermedia R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  UCSB5645  Cryptantha intermedia Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon, along lower road; San Gabriel Mt. Range; Pacific Slope Drainage Area 762 Comment
  POM19016  Cryptantha intermedia P. A. Munz 1923-4-9 6661 Los Angeles San Clemente Island, east coast. Comment
  SFV21065  Cryptantha intermedia L. Gross 2001-5-6 382 Los Angeles Verdugo Mountains Along trail that comes up from Morning Glow Way off of La Tuna Canyon Road in city of Sun Valley. Comment
  RSA0076121  Cryptantha intermedia var. johnstonii R. F. Thorne, C. W. Tilforth 1971-6-17 39967 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UC79423  Cryptantha micrantha Katharine Brandegee May 1889 Los Angeles Saugus Comment
  POM9044  Cryptantha microstachys P. A. Munz, R. D. Harwood 1920-5-15 3944 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  UC563991  Cryptantha muricata Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains 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
  UCR190777  Cryptantha muricata R. G. Swinney 1999-7-5 7533 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA0089514  Cryptantha muricata var. denticulata R. G. Swinney 2011-7-21 15527 Los Angeles Strawberry Peak summit 1860 Comment
  UCR280656  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-21 16620 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  UCR270246  Cryptantha muricata var. muricata R. G. Swinney 2011-7-7 15440 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA0078918  Cryptantha muricata var. muricata L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA763246  Cryptantha nevadensis var. rigida Justin M. Wood 2010-5-10 1644 Los Angeles Vicinity of Littlerock creek; just southwest of intersection of cheseboro rd. and Mt. Emma rd. 973 Comment
  SBBG133673  Cryptantha nevadensis var. rigida L. Gross, P. DeVries, O. Gasser 2015-4-7 6958 Los Angeles Arrastre Cyn, near Acton; started at the junction between Arrastre Cyn Rd and Moody Truck Trail; follow the crk and slope beyond where Moody Truck Trail crosses the crk, NE side slope only 807 Comment
  SBBG14702  Cryptantha nevadensis var. rigida H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn, near Palmdale Comment
  RSA0082881  Cryptantha oxygona R. G. Swinney 2010-5-19 12775 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
  RSA725116  Cryptantha oxygona Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -54 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR185566  Cryptantha oxygona A. C. Sanders 2007-4-25 33573 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UC573070  Cryptantha pterocarya H. L. Mason 1932-4-1 6866 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UCR280533  Cryptantha pterocarya var. purpusii R. G. Swinney 2014-4-10 16021 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA595814  Cryptantha similis L. C. Wheeler 1967-5-9 9377 Los Angeles Aliso Canyon, east of Acton, ca. 1 mi. downstream from Wagon Wheel Ranch. 1067 Comment
  RSA0048203  Cuscuta Harold L. Pirie 1963-6-13 s.n. Los Angeles North slope of the Santa Monita Mts. Chaparral in Woodland Hills just south of Pacific Lodge. 274 Comment
  CHSC95699  Cuscuta californica Joseph Marlowe Keefe 2001-1-19 30971 Los Angeles Verdugo Mountains. Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California, 91040. 384 Comment
  UCSB4992  Cuscuta californica Kamb, Peter 1948-2-14 Los Angeles Little Santa Anita Canyon, San Gabriel Mts. 670 Comment
  SD230212  Cuscuta campestris Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: SE of Alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 223rd St. (LA. Harbor Dept, Classification Yard, E Dominguez Flood Control Channel. Comment
  RSA596204  Cuscuta ceanothi Lauren Raz, S. D. Boyd 1996-10-23 015 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  SEINET12277951  Cuscuta ceanothi I. W. Clokey, Templeton, B. 1929-1 4590 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  UC144398  Cuscuta subinclusa C. F. Baker 1903-10-20 3954 Los Angeles Claremont San Antonio Canyon Comment
  UCR141579  Cycladenia humilis June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  RSA0065398  Cycladenia humilis Marion P. Harthill 1971-9-25 596 Los Angeles Mt. Baden Powell, Angeles National Forest. 2834 Comment
  RSA608253  Cynodon dactylon L. C. Wheeler 1966-10-25 9062 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA682302  Cynodon dactylon R. E. Riefner 2003-9-13 3 -343 Los Angeles City of Long Beach, vicinity of Veterans Stadium, Lew Davis St. near intersection with Clark Ave. 21 Comment
  SEINET4565857  Cynodon dactylon L. C. Wheeler 1932-9-5 1347 Los Angeles San Gabriel Mts., San Antonio Canyon 884 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
  RSA365072  Cyperus eragrostis T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills, near Glendale Comment
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Aug 8 2017
  SD140247  Cyperus eragrostis Scott White 1992-10-8 920 Los Angeles Malibu, base of Santa Monica Mountains, just north of Pacific Coast Highway, extending as far east as Malibu Creek; bounded on the south by Civic Center Road; termintes on the west in vicinity of Malibu School; growing at the creek. 91 Comment
  POM273748  Cyperus eragrostis Lyman Benson 1947-10-13 12845 Los Angeles Morris Dam, San Gabriel Canyon above Azusa; Pacific Slope Drainage Area 305 Comment
  RSA32487  Cyperus erythrorhizos G. C. Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas. Comment
  RSA92096  Cyperus rotundus F. W. Peirson 1922-8-1 3265 Los Angeles High school (later Junior College) grounds of Colorado St., Pasadena, California Comment
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Oct 7 2010
  RSA699874  Cytisus multiflorus LeRoy Gross 2004-3-30 1212 Los Angeles North side of mountains: Off the south side of the 210 freeway between La Tuna Canyon Road & Lowell Ave. in the city of Tujunga. 549 Comment
  UCR199870  Cytisus scoparius LeRoy Gross, Valentin Arvizu 2006-5-31 2471 Los Angeles San Gabriel Mountains, Forest Service Road surveys along Magic Mountain Road (4N46) east of Magic Mountain, but before FS Roads (3N17.7 & 3N17.6), along the Santa Clara ridge 1402 Comment
  POM364986  Dactylis glomerata Robert M. Perkins 1936-4-28 s.n. Los Angeles Los Angeles. Comment
  POM134447  Datisca glomerata C. F. Baker 1903-10-10 9585 Los Angeles San Antonio Canon [canyon] near Claremont. Comment
  UCR209463  Datisca glomerata R. G. Swinney 2008-10-10 9565 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA225754  Datisca glomerata R. F. Thorne, A. C. Gibson 1971-5-22 39750 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon, somewhat below Falls; 365 Comment
  UCR125955  Datura wrightii A. C. Sanders, Mark Elvin 2002-6-19 25148 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR231387  Datura wrightii Dan S. Cooper 2011-10-6 1011- 122 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon, debris basin at north end of picnic area 205 Comment
  RSA596510  Datura wrightii Louis C. Wheeler 1966-11-19 9126 Los Angeles San Gabriel Mountains. Pacoima Canyon. Dillon Ranch Road at Little Tujunga Canyon Road. 747 Comment
  RSA602184  Datura wrightii Louis C. Wheeler 1946-10-26 6390 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon; 1/2 mile east of Camp Rincon. Comment
  SD90427  Deinandra fasciculata Robert F. Thorne 1973-4-12 42889 Los Angeles San Clemente Island; plateau near Cutlass above old dam. 199 Comment
  UC1587209  Deinandra fasciculata Tim Ross 1991-5-20 5361 Los Angeles uppermost reaches Wilson Cove Canyon drainage (3300 ft nw of the 750 ft BM); San Clemente Island 141 Comment
  JEPS26536  Delphinium cardinale Peter Kamb 1947-6-11 594 Los Angeles Eaton Wash Pasadena 266 Comment
  RSA394508  Delphinium cardinale Fay A. MacFadden 1931-6-24 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR229145  Delphinium parishii Dan S. Cooper 2011-5-5 511- 60 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  SBBG110995  Delphinium parryi subsp. parryi A. Parikh, N. Gale 1998-5-28 LA- 5 Los Angeles S of Agoura Hills, on a steep NW-facing slope N of Triunfo Cyn Rd, near the intersection with Kanan Rd 260 Comment
  LA52177  Delphinium patens subsp. hepaticoideum Elizabeth McClintock; 1936-3-22 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr. Comment
  RSA724386  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 419 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  RSA433217  Dendromecon rigida Bonnie C. Templeton, I. W. Clokey 1930-4-8 1061 Los Angeles San Francisquito Canyon, San Gabriel Mts. 900 Comment
  SBBG53163  Descurainia pinnata S. A. Junak 1978-4-15 SCa 13 Los Angeles N side of Cherry Harbor Comment
  RSA725094  Descurainia pinnata subsp. halictorum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -28 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SDSU14827  Descurainia pinnata subsp. halictorum Chris Peregrin 2003-3-24 18 Los Angeles Topanga State Park. Coastal bluff on west side of Topanga Creek above Pacific Coast Highway. 86 Comment
  SD80052  Descurainia pinnata subsp. halictorum C. W. Tilforth 1970-3-3 249 Los Angeles Rancho Santa Ana Botanical Garden Comment
  SFV6455  Descurainia sophia T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 208 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  RSA0115412  Dicentra chrysantha R. G. Swinney 2010-10-5 13994 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA582228  Dicentra chrysantha Tim S. Ross, Steve D. Boyd 1992-7-5 6615 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  CAS-BOT-BC499428  Dichelostemma capitatum John H. Thomas 1957-4-27 6702 Los Angeles Santa Monica Mtns. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles nw of Pt. Dume. 15 mi.due west of Santa Monica 152 Comment
  UCR223354  Dichelostemma capitatum R. G. Swinney 2009-4-28 10560 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA659754  Dichelostemma capitatum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter Morrell 1992-4-3 74 Los Angeles San Clemente Island. Comment
  SEINET12053837  Dichelostemma capitatum J. F. Bright, Wyman, C. 1931-1 5287 Los Angeles Antelope Valley Comment
  RSA376837  Dichelostemma capitatum subsp. capitatum Ducelia Cobb 1937-04 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC208987  Digitaria ischaemum Peter H. Raven; Henry J. Thompson 1959-9-18 14441 Los Angeles Santa Monica Boulevard near Beverely Glen Boulevard, West Los Angeles - Santa Monica Mountains 76 Comment
  CAS-BOT-BC209060  Digitaria sanguinalis Cecil Hart 1921-7-1 6 Los Angeles Howard & Smith's Nursery, Montebello Comment
  SJSU10418  Diplacus aurantiacus G. A. Kattenhorn 1967-3-21 Los Angeles Little Dalton Cr, N of Glendora, San Gabriel Mts Comment
  CAS-BOT-BC153187  Diplacus johnstonii Abrams 1906-6-15 6688 Los Angeles Summit Mt. Wilson Comment
  SBBG53220  Distichlis littoralis S. A. Junak 1978-4-16 SCa 54 Los Angeles E side of Catalina Harbor near isthmus Comment
  CAS-BOT-BC195620  Distichlis spicata I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  RSA392732  Dodecahema leptoceras Anstruther Davidson 1914-05 2978 Los Angeles San Fernando Comment
  SEINET270804 Image available Dodecatheon clevelandii Richard J. Shaw 1958-1-7 1083 Los Angeles San Antonio Canyon; 3.5 miles north of Claremont. 366 Comment
  RSA628696  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: 0.4 mile southwest Big Cieneja on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  SBBG95470  Dodecatheon clevelandii subsp. insulare M. B. Dunkle 1929-3-3 2054 Los Angeles Hamilton Beach Comment
  SEINET3237841 Image available Dodecatheon redolens R. G. Swinney 1999-8-14 7631 Los Angeles San Gabriel Mtns.; upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak. 2146 Comment
  RSA0025151  Draba albertina Jane Tirrell 2012-6-11 LS 0063 Los Angeles Lily Spring; north-facing forested slope near spring pproximtely 0.25 miles northwest of Mt Hawkins 2455 Comment
  UCR256269  Draba corrugata R. G. Swinney 2010-10-13 14038 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  POM366514  Drymocallis glandulosa var. glandulosa L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  POM9219  Drymocallis glandulosa var. wrangelliana Philip A. Munz, R. D. Harwood 1920-5-17 3982 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  CHSC34392  Dryopteris arguta Philip A. Silverstone 1978-8-20 322 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km fron jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Comment
  PASA1864  Dryopteris arguta Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  SD234723  Dryopteris arguta Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2926 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  LA200388  Dudleya caespitosa Kei Nakai; 1978-4-9 357 Los Angeles 27 Comment
  UC1593827  Dudleya hassei Jim Dice, Michael Donoghue and Terry Martin 1983-5-20 347 Los Angeles ca 0.25 km nw Lower Windstock (Hamilton Cove, on slope above rd to beach); Santa Catalina Island Comment
  CAS-BOT-BC411388  Dudleya lanceolata Alice Eastwood 1919-6-21 9048 Los Angeles San Fernando Comment
  CAS-BOT-BC428411  Dudleya lanceolata Alice Eastwood 1919-6-20 9043 Los Angeles Mt. Wilson Comment
  RSA226198  Dudleya lanceolata Gary D. Cromwell, David W. Wheat 1971-7-1 693 Los Angeles slope just south of Big Dalton Canyon Road 1 mi. form intersection with Glendora Mountain road, 2 miles NE of Glendora 426 Comment
  RSA772282  Dudleya lanceolata R. G. Swinney 2009-5-9 10702 Los Angeles Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  UC128961  Dudleya lanceolata H. M. Hall 7403 Los Angeles vicinity Newhall 457 Comment
  SD90440  Dudleya lanceolata Donald R. Bissing 1975-6-2 17 Los Angeles Evey Canyon, San Gariel Mountains. 750 Comment
  RSA0077164  Dudleya pulverulenta Reid V. Moran 1949-7-4 3288 Los Angeles Santa Susana Grade. Comment
  UC917951  Dudleya virens Reid Moran 1941-5-27 874 Los Angeles 1/2 mi e Point Vincente (ocean bluff) Comment
  UC933322  Dudleya virens E. K. Balls 1949-5-11 13468 Los Angeles in Botanic Garden RSABG (material originally collected by Wolf on Santa Catalina Island, Fourth of July Canyon) Comment
  SD181595  Dysphania ambrosioides Louis C. Wheeler 1967-5-29 9769 Los Angeles San Gabriel Mountains, San Antonio Canyon, sourhwest of Spring Hill. One plant in semi-sun canyon bottom, disturbed sandy gravel. 883 Comment
  UCR276997  Dysphania botrys R. G. Swinney 2010-9-30 13914 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
  RSA131697  Echinodorus berteroi G. R. Campbell 1946-10-16 2 Los Angeles on lake below Devil's Gate Dam 304 Comment
  RSA353643  Echinodorus cordifolius Geo L. Moxley 1914-8-31 254 Los Angeles South of Los Angeles. Comment
  UCSB3675  Ehrendorferia chrysantha Kamb, Peter 1947-6-30 Los Angeles Upper Sonoran Zone, San Gabriel Canyon road below Crystal Lake, San Gabriel Mts. 1371 Comment
  UC1922954  Ehrharta erecta LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2828 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southeast side of the San Rafael Hills: Behind a power substation, below dam wall of a small pond. At end of Wierfield Drive. Near 305 Comment
  UCR275550  Ehrharta erecta D. E. Bramlet 2010-1-12 4439 Los Angeles South Coast, Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near the bike path 3 Comment
  SBBG108967  Eleocharis macrostachya S. A. Junak 1997-4-8 SCl 796 Los Angeles main branch of Wall Rock Cyn, just downstream from upper fork 213 Comment
  SD197604  Eleocharis macrostachya R. G. Swinney 2008-4-30 8697 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  CAS-BOT-BC113044  Eleocharis montevidensis I. Johnston May 13 1019 Los Angeles El Monte, ditch along Rail Road. 83 Comment
  POM6468  Eleocharis montevidensis var. montevidensis L. T. Street, G. Williams 1919-4-12 2613 Los Angeles Puente [now La Puente]. Comment
  RSA594582  Eleocharis parishii L. C. Wheeler 1966-9-21 8892 Los Angeles San Gabriel Mountains. North Fork San Gabriel River, 1/4 mi. downhill from intersection of main road with road to upper Bichota Canyon. 854 Comment
  RSA595162  Eleocharis parishii Steve Boyd 1996-4-25 8696 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
  SBBG45000  Elodea canadensis L. C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Cyn Dam 411 Comment
  RSA773281  Elymus elymoides R. G. Swinney 2009-5-20 10815 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  CAS-BOT-BC203402  Elymus glaucus subsp. glaucus I. M. Johnston 1917-7-1 1518 Los Angeles San Antonio Mountains. Browns Flats 1371 Comment
  SEINET258138  Elymus glaucus subsp. glaucus Mary E. Barkworth, L Firestone 1982-8-28 4081 Los Angeles Grassy Hollow Campground (USFS) on N side of CA Hwy 2 W of Wrightwood E of Vincent Gulch Div 0 Comment
  SEINET4674720  Elymus hispidus Tim Ross, Walter Appleby 1993-5-19 7172 Los Angeles Western San Gabriel Mtns: ca 120 m ESE of Wilson Canyon Saddle along old Forest Service loop road; San Fernando 7.5' USGS quad.; 0 960 Comment
  CAS-BOT-BC204363  Elymus trachycaulus subsp. trachycaulus I. M. Johnston 1917-7-28 1512 Los Angeles San Antonio Mountains. N. Fk. San Antonio Canon [Canyon] 2438 Comment
  UCR45018  Elymus triticoides A. C. Sanders 1986-7-30 6830 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  UC2029952  Elytrigia intermedia subsp. intermedia V. Soza, Naomi Fraga 2001-6-27 1302 Los Angeles Transverse Ranges, San Gabriel Mountains region: Sunset Ridge Fire Road (FS Raod 2N07), 0.7 mile east of Glendora Ridge Road, west of Sunset Peak. Comment
  RSA201836  Emmenanthe penduliflora Gary A Lange 1962-4-15 25 Los Angeles 2.5 miles south of La Tuna Canyon, Wildwood intersection in Sun Valley Comment
  UC147929  Emmenanthe penduliflora C. F. Baker 1909-4-19 5298 Los Angeles Claremont Comment
  SBBG119346  Emmenanthe penduliflora var. penduliflora V. Soza with L. Gross 2001-5-14 1213 Los Angeles above Santa Anita Cyn, ca. 0.7 mi WNW of the Santa Anita Dam 762 Comment
  CAS-BOT-BC131224  Encelia californica S. Y. Parnay s.n. Los Angeles Griffith Park Comment
  LA202461  Encelia californica Harlan Lewis; 1937-3-24 sn Los Angeles Santa Catalina Island, at the Isthmus Comment
  RSA0051645  Encelia californica Harold L. Pirie 1963-5-10 s.n. Los Angeles Santa Monica Mts., Along Mulholland Dr. just west of Taconis Ranch Rd. 304 Comment
  RSA0081143  Ephedra nevadensis R. G. Swinney 2010-6-1 13124 Los Angeles Lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  UCR270036  Ephedra nevadensis R. G. Swinney 2010-6-1 13124 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  RSA595468  Ephedra viridis L. C. Wheeler 1967-5-12 9488 Los Angeles San Gabriel Mountains. Summit 4183. 1250 Comment
  RSA798117  Epilobium canum Jane Tirrell 2012-7-25 LS 0120 Los Angeles Approx 500 ft of east of California State Route 2 on east bank of drainage gully at mile marker 66.7 2258 Comment
  SEINET7042284 Image available Epilobium canum A. G. Vestal 1938-7-4 s.n. Los Angeles Bottom of Wash, Eaton Canyon, Angeles National Forest. Mount Wilson quadrangle. UTM Zone 11, 399333mE, 3785184mN. Comment
  CAS-BOT-BC166196  Epilobium canum subsp. canum Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles Spanish [Canon] Canyon (near Monrovia) Comment
  CAS-BOT-BC166248  Epilobium canum subsp. canum Fordyce Grinnell 1915-11-1 s.n. Los Angeles Echo Mts., near Pasadena Comment
  RSA0115992  Epilobium canum subsp. canum R. G. Swinney 2010-8-11 13496 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UC205219  Epilobium canum subsp. canum J. Grinnell 1905-11-25 Los Angeles foothills near Glendora Comment
  RSA529204  Epilobium canum subsp. latifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5604 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  UCR159903  Epilobium ciliatum Orlando Mistretta 1993-7-6 926 Los Angeles Transverse Ranges; San Gabriel Mountains, Buckhorn Canyon, near exit to Buckhorn Canyon Campground Comment
  UCR204563  Epilobium ciliatum R. G. Swinney 2005-8-5 8380 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA588314  Epilobium ciliatum subsp. ciliatum G. R. Johnstone 1930-10-8 s.n. Los Angeles San Gabriel Canyon. Near Rincon. 1220 Comment
  UCR133565  Epilobium ciliatum subsp. ciliatum Mr. & Mrs. Grout 1900-1 s.n. Los Angeles Cienega 37 Comment
  UCR273755  Epilobium densiflorum R. G. Swinney 2011-6-15 15189 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR138698  Epipactis gigantea L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Pacoima Canyon at Ant Canyon 678 Comment
  RSA600600  Epipactis gigantea Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  RSA724618  Epipactis gigantea K. Dobry 1991-5-18 606 Los Angeles Cold Creek Cyn. Santa Monica Mts at Lower Cold creek Presv Comment
  UCSB928  Epipactis gigantea Wedberg, H. 1958-7-3 Los Angeles About 5 mi. below Crystal Lake; San Gabriel Mtns Comment
  CAS-BOT-BC57902  Equisetum arvense Louis C. Wheeler 1933-7-7 1919 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA650200  Equisetum hyemale var. affine Bob McKeand 1949-2-20 s.n. Los Angeles San Dimas Canyon. Comment
  RSA651074  Equisetum hyemale var. affine Harvey Kennedy 1949-2-13 s.n. Los Angeles San Dimas Canyon. 609 Comment
  IRVC26903  Equisetum telmateia L. C. Wheeler 1932-3-17 505 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  RSA596102  Equisetum telmateia var. braunii Mark Hoefs, Robert F. Thorne 1995-7-26 2454 Los Angeles Santa Catalina Island. Middle Canyon in stream bed just below reservoir. 169 Comment
  UCR65517  Eragrostis curvula T. S. Ross, Steve Boyd 1990-5-14 2472 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  CAS-BOT-BC204583  Eragrostis mexicana subsp. virescens Ralph Hoffmann 1929-10-27 s.n. Los Angeles Field 5 miles n. of Saugus Comment
  RSA613269  Eragrostis mexicana subsp. virescens L. C. Wheeler 1976-7-28 s.n. Los Angeles Long Beach: Long Beach Freeway at Carson Street just north of San Diego Freeway 9 Comment
  UCD64533  Eragrostis pectinacea J. O. McMullin 1914-9-1 Los Angeles Casa Desierto. 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
  UC868831  Eremocarpus setiger Ira W. Clokey, B. Templeton Aug. 1929 4599 Los Angeles Westwood Santa Monica Mountains, Mandeville Canyon 200 Comment
  RSA421542  Eremocarpus setiger Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  LA200985  Eremothera boothii subsp. decorticans Carl Wishner; 1987-3-15 1300 Los Angeles 499 Comment
  RSA0107782  Eriastrum densifolium subsp. austromontanum Mark Brunell 1993-7-14 136 Los Angeles Western San Gabriel Mtns.: southern mouth of Bee Canyon, ca. 250m SW of Antelope Valley Fwy (Hwy14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters. Comment
  RSA0107784  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1995-7-12 1913 Los Angeles Little Rock Creek. 1098 Comment
  UCR56321  Eriastrum densifolium subsp. densifolium S. J. Myers, Ed LaRue 1989-3-17 s.n. Los Angeles West Mojave Desert, Palmdale area, Elizabeth Lake Road to California Aqueduct. San Andreas Rift Zone bisects the site 884 Comment
  UCD150803  Eriastrum pluriflorum C. C. Crampton 1941-1 s.n. Los Angeles California, Los Angeles County, Gorman. Elevation estimated with Google Earth. 1158 Comment
  UC1302324  Eriastrum sapphirinum Peter H. Raven and Robert F. Thorne 1964-5-7 19018 Los Angeles near Seminole Hot Springs (edges of fire break); Santa Monica Mountains, Saddle Rock Ranch Comment
  UC23877 Image available Eriastrum sapphirinum H. M. Hall 1895-8-14 237 Los Angeles desert side San Antonio Mountains 2133 Comment
  RSA0122868  Eriastrum sapphirinum subsp. brevibracteatum Naomi Fraga, Taryn Williams 2005-6-23 1631 Los Angeles Along Little Rock Creek Road (FS Road 5N04). Comment
  CAS-BOT-BC514936  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-6-1 3710 Los Angeles Aston Comment
  RSA0124687  Eriastrum sparsiflorum Steve Boyd, Lauren Raz 1997-6-17 9951 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  SFV5398  Ericameria cooperi var. cooperi J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains Angeles Crest Highway [= Angeles Forest Highway], 4 miles south of junction with U. S. Highway 6. Roadside. 1220 Comment
  POM359325  Ericameria cuneata var. cuneata George R. Johnstone 1927-10-30 s.n. Los Angeles Big Tujunga Canyon. Comment
  LA98869  Ericameria linearifolia E. R. Hobbs; 1979-6-25 79- 94 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  RSA0098639  Ericameria linearifolia R. G. Swinney 2010-5-11 12687 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  SD42006  Ericameria linearifolia Darley F. Howe 1947-5-5 Los Angeles North side San Gabriel Mountains. Comment
  UC1118733  Ericameria linearifolia N. French 1934-5-11 346 Los Angeles 1 mi ne of Ravenna; Tujunga Quadrangle Comment
  UCR108226  Ericameria linearifolia L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon c. 0.5 mi SSW of Blum Ranch 945 Comment
  UC1119799  Ericameria nauseosa var. mohavensis H. S. Yates 1936-8-28 6353 Los Angeles 3 mi w Lancaster; Elizabeth Lake Quad. 716 Comment
  UCSB42652  Ericameria palmeri Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road, 3.3 mi. west of Hwy. 5 981 Comment
  POM182357  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles Dume - La Sierra Canyon Divide. Santa Monica Mts. 518 Comment
  POM359450  Ericameria parishii Anstruther Davidson 1911-07 3146 Los Angeles Low foothills, Crescenta Comment
  CAS-BOT-BC293125  Ericameria pinifolia David D. Keck 1932-10-14 1949 Los Angeles Tujunga Wash, 4 miles east of Van Nuys, on Van Owen Street Comment
  RSA292490  Ericameria pinifolia James Henrickson 1973-11-2 8094 Los Angeles 8 miles NW of Newhall on Chaparral hillside above fields Nw of jct of Hwy 5 & Hasley Canyon road. 366 Comment
  UC55178  Ericameria pinifolia H. M. Hall 1903-4-1 3758 Los Angeles above Los Angeles; Verdugo Wash Comment
  RSA0059012  Ericameria pinifolia Louis C. Wheeler 1945-5-26 6052 Los Angeles San Gabriel wash at Arrow Highway. Comment
  CAS-BOT-BC293351  Ericameria teretifolia C. B. Wolf 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mile above point where road from Acton joins the Highway 975 Comment
  UCR194049  Erigeron breweri R. G. Swinney 1998-8-17 6775 Los Angeles San Gabriel Mtns., Gold Dollar Mine Trail, 0.2 mi. NE of upper Coldwater Canyon 1488 Comment
  UCR204030  Erigeron foliosus R. G. Swinney 2001-9-15 8154 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  SBBG118809  Erigeron foliosus var. foliosus V. Soza with I. Gillespie, L. Gross 2000-5-18 947 Los Angeles San Dimas Experimental Forest, SW of Johnstone Pk, above Wildwood Cyn; T1N R9W N/2, NE/4 S27 655 Comment
  LA205574  Eriodictyon crassifolium Jonathan Sauer; R. Gibson 1971-5-1 4904 Los Angeles Elderberry Canyon, siteof future Castaic Reservoir Comment
  CAS-BOT-BC189191  Eriodictyon crassifolium var. nigrescens R. J. Dobbs 1927-4-19 s.n. Los Angeles 2 miles below Switzers old trail, San Gabriel Mountains 822 Comment
  RSA658405  Eriodictyon trichocalyx R. Aguayo 1992-5-22 3 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 0.3 mi. west of gate, roadside. 884 Comment
  LA205720  Eriodictyon trichocalyx var. trichocalyx Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Cajon Pass Comment
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Nov 11 2014
  UCR280543  Eriogonum angulosum R. G. Swinney 2014-4-10 16035 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA766413  Eriogonum baileyi Joseph A. Ewan 1936-7-19 9746 Los Angeles San Gabriel Mts. Prairie fork. 2195 Comment
  SBBG61855  Eriogonum baileyi R. Hoffmann 1927-9-21 Los Angeles Gorman, Ridge Route (US Hwy 99) Comment
  SBBG33438  Eriogonum brachyanthum A. D. E. Elmer -Jun-1902 3688 Los Angeles Acton Comment
  CDA22481  Eriogonum cinereum A. C. Browne 1953-8-1 Los Angeles Topanga Canyon. 0 Comment
  RSA393140  Eriogonum cinereum Louis C. Wheeler 1931-11-11 344 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  SBBG61917  Eriogonum cinereum R. Hoffmann 1931-8-23 Los Angeles Santa Monica Comment
  RSA716477  Eriogonum cithariforme Scott D. White, Andrea Warniment 2006-7-7 11601 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  RSA524201  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-6-6 2894 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  SBBG126946  Eriogonum davidsonii A. Parikh, N. Gale 2011-6-14 3467 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km S of Aliso Cyn Rd; San Gabriel Mtns 1205 Comment
  UCR220062  Eriogonum davidsonii R. G. Swinney 2009-4-24 10444 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC242752  Eriogonum davidsonii James L. Reveal; C. Rose Broome 1987-6-26 6579 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at Blue Ridge Summit, 2 miles west of Big Pines 2247 Comment
  RSA587215  Eriogonum deflexum var. baratum Orlando Mistretta, Christine Mistretta 1995-5-2 1667 A Los Angeles San Gabriel Mountains: Carr canyon. 1098 Comment
  SDSU6544  Eriogonum elongatum R. M. Beauchamp 1966-8-10 63 Los Angeles Growing beside road in Topange Canyon. Comment
  CHSC35342  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. 371 Comment
  LA200760  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .6 Los Angeles 259 Comment
  POM293141  Eriogonum elongatum var. elongatum Lyman Benson 1946-10-16 12211 Los Angeles U. S. 99, valley just south of second summit north of Castaic. 762 Comment
  UC72678  Eriogonum elongatum var. elongatum Pupils of Los Angeles High School under Miss E. Palmer May 1901 Los Angeles Claremont Comment
  CATA3379  Eriogonum fasciculatum Peter J. Dixon 2016-5-20 056 Los Angeles Santa Catalina Island: El Rancho Escondido Rd., 535 m southwest of airport runway 310 Comment
  UCR153979  Eriogonum fasciculatum subsp. polifolium A. C. Sanders, T. B. Salvato 2005-4-26 29747 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
  RSA393414  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1930-10-22 3427 Los Angeles Bouquet canyon, 4 miles above mouth. Comment
  RSA609051  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1930-10-20 s.n. Los Angeles 2 mi. NE La Verne. 377 Comment
  RSA670302  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-3-19 31181 Los Angeles San Rafael Mountains. 2 meters north of Glenoaks Boulevard, 60 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 476 Comment
  SEINET11937914  Eriogonum fasciculatum var. foliolosum C. L. Abbott 1926-1 s.n. Los Angeles Comment
  HSC34765  Eriogonum fasciculatum var. polifolium R. E. Cooksey 1972-4-18 34 Los Angeles San Gabriel Mtns., San Dimas Canyon, 6.2-7 mi. from Hwy. 66 and San Dimas Rd. 564 Comment
  RSA596028  Eriogonum fasciculatum var. polifolium Tim S. Ross, J. Mark Porter 1995-5-4 8443 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC77570  Eriogonum giganteum J. W. Toumey 1894-9-3 Los Angeles Catalina Island Comment
  RSA20487  Eriogonum giganteum var. formosum P. A. Munz 1923-4-10 6754 Los Angeles San Clemente Island, middle of island Comment
  SBBG31140  Eriogonum giganteum var. giganteum R. F. Thorne 1966-9-16 36724 Los Angeles Lookout Pt, SE of Pebbly Beach 45 Comment
  UC472153  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Rd. n Mulholland; Santa Monica Mts. Comment
  RSA766312  Eriogonum gracile Joseph A. Ewan 1928-7-9 7005 Los Angeles Tujunga Wash near Lankershim. 206 Comment
  RSA525092  Eriogonum gracile var. gracile Tim S. Ross, S. D. Boyd 1990-6-6 2848 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR113688  Eriogonum gracile var. gracile L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  UCR127669  Eriogonum gracile var. gracile Mark A. Elvin, Kim Marsden 2003-8-8 2970 A Los Angeles Santa Clarita Valley, Newhall Ranch, Potrero Canyon SW of the junction of Potrero Creek and the Santa Clara River 305 Comment
  RSA393218  Eriogonum grande var. grande House 1930-8-2 15160 Los Angeles San Clemente Island Comment
  RSA580182  Eriogonum inerme var. hispidulum Tim S. Ross, S. D. Boyd 1994-5-25 7917 Los Angeles Warm Springs Mountain: ca 450 m NW of summit. 1140 Comment
  RSA572346  Eriogonum microtheca var. johnstonii R. T. Hawke 1994-9-10 72 Los Angeles Southwestern ridge of Mt. San Antonio Comment
  SD164903  Eriogonum mohavense Dat Tien 2004-5-1 Los Angeles Western Mojave Desert; Anteope Valley, ca. 9 mil NE of Littlerock and ca. 4 mi. V of Lake Los Angeles (housing development) 808 Comment
  SBBG121839  Eriogonum molestum A. Parikh, N. Gale 2005-6-18 791 Los Angeles Portal Ridge, 0.9 km NW of intersection of N2/Johnson Rd, 1.3 km ESE of intersection of N2/Munz Ranch Rd 1040 Comment
  SD233342  Eriogonum nudum var. pauciflorum Jane Tirrel 2012-8-3 LS 147 Los Angeles Transverse Ranges; San Gabriel Mountains region: south side California State Route 2 at turnout approx. 300 ft. east of mile marker 67.86. Comment
  SEINET1004485  Eriogonum ordii A. C. Sanders, T. B. Salvato 2005-1 29730 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon Road near powerlines 610 Comment
  CAS-BOT-BC266938  Eriogonum parishii James L. Reveal; C. Rose Broome 1987-6-25 6574 Los Angeles San Gabriel Mountains, along the Angeles Cress Highway (California Highway 2) at milepost 59.0, 1.2 miles west of Kratka Ridge Ski Resort and 5.2 miles west of the junction of California Highway 39 1981 Comment
  SD38709  Eriogonum parvifolium var. parvifolium Edith A. Purer 1931-2-21 Los Angeles El Segundo, sand dunes Comment
  JEPS97034  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles Buckhorn; San Gabriel Mtns 1981 Comment
  UCR223619  Eriogonum saxatile R. G. Swinney 2009-6-17 11212 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA603588  Eriogonum saxatile Louis C. Wheeler 1948-6-13 6654 Los Angeles San Gabriel Mountains: 1/2 mile NE Hidden Springs, Mill Creek 1037 Comment
  RSA761705  Eriogonum umbellatum R. G. Swinney 2008-10-10 9570 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 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
  UCR190423  Eriogonum umbellatum var. minus R. G. Swinney, Cody Clarke 2001-6-20 8009 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  RSA773977  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-22 11314 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UC1348911  Eriogonum umbellatum var. munzii Robert F. Thorne and John Olmstead 1965-8-26 35365 Los Angeles along ridge near upper end of Holiday Hill Ski Lift; San Gabriel Mts., Angeles National Forest, Blue Ridge 2468 Comment
  UCR209983  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-24 9295 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA62952  Eriogonum wrightii var. membranaceum C. Shay, K. Crawford 1951-9-17 s.n. Los Angeles Saddle Peak Drive, Santa Monica Mountains. Comment
  RSA596994  Eriogonum wrightii var. subscaposum Steve Boyd, Lauren Raz 1996-9-24 8968 Los Angeles Liebre Mountains, Sawmill Mountain along Forest Service Road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon. 1622 Comment
  UCR95555  Eriogonum wrightii var. subscaposum L. C. Wheeler 1966-10-6 8959 Los Angeles San Gabriel Mtns., Mt. Williamson 2485 Comment
  CAS-BOT-BC297922  Eriophyllum confertiflorum Timothy S. Ross; Steve Boyd 1994-5-25 7928 Los Angeles Liebre Mts. Necktie Basin: ca 470-830 m W of Warm Springs Mt summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  CAS-BOT-BC297949  Eriophyllum confertiflorum John H. Thomas 1957-5-31 6796 Los Angeles Occidental College Campus, Los Angeles. Hills behind campus Comment
  OBI51925  Eriophyllum confertiflorum Patricia A. Krueger 1994-5-3 11 Los Angeles San Gabriel Mtns. 8 mi on 2N25-2 from Hwy 39 Comment
  RSA0060782  Eriophyllum confertiflorum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6808 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC474752  Eriophyllum confertiflorum Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel MOuntains: Mill Canyon Comment
  LA200194  Eriophyllum confertiflorum var. confertiflorum Jonathan Sauer; 1969-6-4 4573 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  RSA526572  Eriophyllum nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4280 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  POM358146  Eriophyllum wallacei Norman C. Cooper 1948-4-21 2681 Los Angeles Littlerock Creek. 762 Comment
  RSA585367  Eriophyllum wallacei Timothy S. Ross 1991-4-27 4693 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles,, then rejoining it NW of Three Sisters. 944 Comment
  OBI45225  Erodium botrys Rudy Mattoni Apr-86 s.n. Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport 6 Comment
  RSA600099  Erodium brachycarpum Louis C. Wheeler 1948-4-26 6636 Los Angeles Altadena. Canyon Crest Drive and Lincoln Avenue. Comment
  RSA0045261  Erodium cicutarium R. G. Swinney 2010-3-22 12006 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA391803  Erodium cicutarium T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  RSA670160  Erodium cicutarium Joseph M. Keefe 2001-3-19 31173 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
  UCR281619  Erodium cicutarium R. G. Swinney 2014-4-30 16286 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
  LA200510  Erodium cicutarium Robert G. Engman; sn Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  PASA669  Erodium moschatum Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA747419  Erysimum capitatum R. G. Swinney 2008-5-13 8849 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  SDSU2403  Erysimum capitatum A. H. Gallup 1949-3-16 332 Los Angeles The Wash , Claremont. 366 Comment
  UCR205609  Erysimum capitatum R. G. Swinney 2008-5-13 8849 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  CAS-BOT-BC40702  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9485 Los Angeles 16 miles from Lancaster on the Muroc Road. Comment
  RSA530310  Erysimum capitatum var. capitatum Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA0073278  Erysimum capitatum var. capitatum Bonnie C. Templeton 1932-5-31 4842 Los Angeles Between Big Pines Campground and Jackson Lake. Comment
  RSA530233  Erysimum suffrutescens Marie Jensen 1931-7-10 16036 Los Angeles El Segundo Comment
  SD241189  Erythranthe floribunda R. G. Swinney 2009-4-3 10277 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills: Duarte/Azusa border, San Gaabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. (Azusa 7.5'Q) 182 Comment
  SEINET3237807 Image available Erythranthe guttata R. G. Swinney 1999-8-14 7628 Los Angeles San Gabriel Mtns.; upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak. 2146 Comment
  LA91407  Eschscholzia caespitosa Bruce Douglas Clayton; Greg Shaw 1972-3-16 sn Los Angeles Santa Monica Mountains, Mountain Park Research Campus, E side of road near turn-out 594 Comment
  RSA713739  Eschscholzia californica A. C. Sanders, Helen Kennedy 2005-4-13 29423 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  CAS-BOT-BC403166  Eschscholzia californica D. W. Kyhos 1962-3-15 62 -33 Los Angeles Point Dume Comment
  CAS-BOT-BC403176  Eschscholzia californica Geo. B. Grant No date on label 6891 Los Angeles Alpine Comment
  UCD95326  Eschscholzia californica Marc Meyer 1993-4-25 27 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 miles north of Tampa offramp of 118 Fwy. 400 Comment
  CAS-BOT-BC92215  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles San Clemente Island. Sides of small arroyo above Wilson Cove. 60 Comment
  SBBG11601  Eschscholzia ramosa P. H. Raven 1962-5-9 17646 Los Angeles rd just N of Guds 249 Comment
  SD90377  Eschscholzia ramosa Robert F. Thorne 1966-4-15 36010 Los Angeles San Clemente Island; 0.5 mile southsoutheast of Eel Point, southwest side of island. 3 Comment
  UCR91384  Eucalyptus maculata Scott D. White 1995-3-15 2577 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
  CDA20780  Eucalyptus sideroxylon M. O'Brien 2006-10-8 s.n. Los Angeles South of Mulholland Hwy.; the road from Stunt Rd. to the water tank, along the Backbone Trail. Comment
  UC1870222  Eucalyptus sideroxylon LeRoy Gross 2003-1-18 683 Los Angeles Transverse Ranges; Verdugo Mountains region; Along dirt road that had a sign stating Plantation Lateral just off Verdugo Mountainway, along crest of the Verdugo's. 854 Comment
  RSA420827  Eucrypta chrysanthemifolia E. S. Spalding 1923-4-21 s.n. Los Angeles Laurel Canyon. Comment
  CHSC95364  Eucrypta chrysanthemifolia var. chrysanthemifolia Laura Moore; Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 43 Los Angeles Los Angeles Basin: Verdugo Mountains ; La Tuna Canyon Park: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  SBBG96871  Eucrypta chrysanthemifolia var. chrysanthemifolia T. Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) Comment
  UCR199997  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie Soza, Mariam Sidibeh 2003-3-26 1608 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  SEINET3149926  Eulobus californicus G. B. Grant 430 Los Angeles Pasadena Comment
  RSA0012042  Euphorbia albomarginata R. G. Swinney 2009-4-29 10599 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA727367  Euphorbia albomarginata R. G. Swinney 1998-5-16 6073 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UCD142533  Euphorbia albomarginata P. Kilburn 1958-3-11 655 Los Angeles Wayside Honor Rancho S. of Castaic. On road to cow pasture above Hdq. Comment
  UCD142557  Euphorbia albomarginata Louis C. Wheeler 1946-8-27 6252 Los Angeles San Gabriel Mountains: Angeles Forest Highway, 1/2 mile southerly from Vincent on edge of San Gabriel Mountains. 1005 Comment
  CDA4822  Euphorbia dendroides S. Granger 1981-3-3 Los Angeles Foothills of the San Gabriel Mountains, Eaton Canyon near Kinneloa Mesa, north of New York Drive, Pasadena. Comment
  CDA37941  Euphorbia lathyris Michael O Brien 2012-7-8 s.n. Los Angeles Lower Topanga Canyon State Park. 0 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
  RSA32390  Euphorbia melanadenia Anstruther Davidson 1895-04 s.n. Los Angeles Garvanza Hills Comment
  RSA612078  Euphorbia peplus Valerie L. Soza 1998-4-26 67 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SE of pHake Lake, N of Foothill Boulevard. [Coordinates given are] at center of BFS. 411 Comment
  RSA747882  Euphorbia peplus Justin M. Wood 2009-3-6 334 Los Angeles NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. 402 Comment
  RSA0042314  Festuca arundinacea Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3195 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir. 304 Comment
  UCR119845  Festuca microstachys L. C. Wheeler 1967-5-24 9743 Los Angeles San Gabriel Mtns, Angeles National Forest, Indian Canyon, '2300 ft 488 Comment
  UCR264697  Festuca microstachys var. pauciflora Mitch Provance, Callen Huff 2009-4-28 10744 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  SBBG80233  Festuca myuros F. R. Fosberg 1932-5-7 8143 Los Angeles S of Grand Cyn 240 Comment
  LA13122  Festuca myuros Marjorie Bowler; 1937-11-23 107 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA103550  Festuca perennis Barry A. Prigge; 1986-3-29 7144 Los Angeles San Gabriel Mountains, S of Canyon Country at Golden Valley X Antelope Valley freeway (State Highway 14) 457 Comment
  SBBG125453  Festuca pratensis A. Parikh, N. Gale 2010-6-17 3321 Los Angeles upper Big Tujunga Cyn, 0.2 km N of St Hwy 2, 0.4 km NE of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1360 Comment
  RSA0091171  Ficus lyrata Bonnie C. Templeton 1934-2-19 280 Los Angeles Lincoln Park Conservatory. Comment
  CAS-BOT-BC500443  Ficus microcarpa R. E. Riefner, Jr. 2015-4-25 15 -129 Los Angeles City of Los Angeles, Mt. Washington, W side of North Figueroa St. at Woodside Dr. 140 Comment
  RSA158332  Filago arizonica Peter H. Raven 1962-4-12 17314 Los Angeles San Clemente Island, west side of island: between canyon below the Tomb and next canyon south. 107 Comment
  RSA0055788  Filago californica R. G. Swinney 2010-4-28 12436 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA188165  Filago californica R. F. Thorne 1966-4-7 35940 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA713791  Filago californica A. C. Sanders, Helen Kennedy 2005-4-13 29417 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA595988  Filago californica L. C. Wheeler 1967-5-8 9348 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR153569  Filago gallica A. C. Sanders 2005-5-11 30178 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  PASA16  Forestiera neomexicana Margaret Stason 1931-5-9 Los Angeles Willow Springs M. DES. Comment
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Apr 30 2015
  CAS-BOT-BC384133  Forestiera pubescens A. C. Sanders; E. J. Lott 1993-5-6 13968 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F 701 Comment
  SBBG89253  Frangula californica subsp. californica J. Adams 1965-5-14 226 Los Angeles Mount San Antonio Cyn, 2.7 mi above lower Mt San Antonio Forest station 1011 Comment
  CAS-BOT-BC53333  Frangula californica subsp. cuspidata Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3367 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire 1731 Comment
  RSA729323  Frangula californica subsp. cuspidata R. G. Swinney 1999-6-30 7470 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills. 1463 Comment
  RSA391386  Frankenia grandifolia House, Grumbles 1930-5-13 s.n. Los Angeles San Clemente Island Comment
  CAS-BOT-BC223751  Frankenia salina Roxana S. Ferris 1918-6-12 892 Los Angeles Between Oban and Lancaster Comment
  RSA230218  Frasera neglecta Robert F. Thorne 1969-7-2 38256 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  UCR182262  Fraxinus dipetala R. G. Swinney, Dave Larson 1998-4-26 6027 Los Angeles San Gabriel Mtns., LaVerne, north Marshall Canyon watershed, 3.1 miles NE of Wheeler Ave. and Golden Hills junction on Sunset Ridge Rd., along dirt motorway 890 Comment
  UCR256188  Fraxinus dipetala R. G. Swinney 2010-6-4 13066 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
  UC1605460  Fraxinus uhdei Timothy S. Ross, Steve Boyd 1994-5-24 7835 Los Angeles Cottonwood Swamp; Liebre Mountains 512 Comment
  RSA0077520  Fremontia californica G. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon. Comment
  RSA596424  Fremontodendron californicum subsp. californicum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3359 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  CAS-BOT-BC130249  Fritillaria biflora Henry J. Thompson 1959-3-27 1881 Los Angeles 0.5 mile east of peak, Saddle Peak 701 Comment
  POM261348  Fritillaria biflora Philip A. Munz 1940-5-1 15769 Los Angeles S of San Dimas. Comment
  POM367623  Galium H. L. Bauer 1932-4-16 15351 Los Angeles Topanga Canyon. Comment
  JEPS52807  Galium andrewsii subsp. intermedium Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4171 Los Angeles just n junction between Mulholland Blvd. and Latigo Canyon Road (gentle n-facing slope); Santa Monica Mts. 518 Comment
  LA208350  Galium angustifolium John Thomas Howell; M. Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  SBBG68820  Galium angustifolium subsp. angustifolium R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  POM367676  Galium angustifolium subsp. angustifolium Fordyce Griffiths Jr. 1910-6-11 3623 Los Angeles Dry mountains, altitude 3500 feet. 1067 Comment
  RSA756779  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-29 2544 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
  OBI35696  Galium angustifolium var. siccatum Rebecca Cicoria 1982-5-8 79 Los Angeles Palos Verdes Peninsula: Eastern slope of upper Agua Magna Cyn, along Storms Trail, Rolling Hills Comment
  RSA669152  Galium aparine LeRoy Gross, Naomi S. Fraga 2002-4-4 508 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and 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. 532 Comment
  SBBG98497  Galium aparine T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5261 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 384 Comment
  RSA251466  Galium aparine Robert F. Thorne 1973-4-11 42811 Los Angeles San Clemente Island, upper part of Middle Ranch Canyon. 381 Comment
  RSA536061  Galium aparine Tim S. Ross 1991-5-21 5385 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  LA208421  Galium californicum subsp. flaccidum Louis C. Wheeler; 1932-7-2 899 Los Angeles San Gabriel Mountains, Browns Flat--Feen Canyon water trail, San Gabriel Mts 1219 Comment
  UCD65156  Galium catalinense G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7760 Los Angeles CATALINA ISLAND: seep slopes halfway from Little Harbor to Middle Ranch; flowers greenish-yellow. 200 Comment
  RSA678829  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1286 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.7 mile from trailhead out of Chantry Flat area. 747 Comment
  UC2029966  Galium grande V. Soza, Samantha Tessel 2001-6-18 1292 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.8 miles from trailhead out of Chantry Flat area. Comment
  RSA567295  Galium hallii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3970 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  POM50548  Galium johnstonii L. R. Abrams 1901-7-10 1882 Los Angeles Mt. Wilson summit. 1768 Comment
  RSA532637  Galium johnstonii Tim S. Ross 1991-8-14 5755 Los Angeles Roundtop [Mtn], San Gabriel Mountains. 1902 Comment
  RSA771650  Galium johnstonii R. G. Swinney 2009-5-20 10801 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  SD70484  Galium johnstonii Lauramay Dempster, Clare Hardham 1965-6-16 4118 Los Angeles South slope, on Angeles Crest highway, just south of Upper Chilao Recreation Area, San Gabriel Mountains (mak 10/07) Comment
  CATA1867  Galium parisiense Denise Kraus 2000-7-27 47 Los Angeles Santa Catalina Island: Wild Boar Gully, northern edge of inner Cercocarpus exclosure (across gully and above C. traskiae ""B"") 182 Comment
  UCR271061  Galium porrigens R. G. Swinney 2011-6-6 15004 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  JEPS52957  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3977 Los Angeles Coldbrook Camp Ground San Gabriel Mts. (on State Hwy 39) 999 Comment
  SDSU19669  Gambelia speciosa Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2197 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.3 miles north of China Point. 183 Comment
  RSA656224  Gamochaeta pensylvanica Joseph M. Keefe 1978-5-23 23276 Los Angeles Verdugo Mountains: Summit of hill, 200 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 317 Comment
  CAS-BOT-BC186348  Garrya flavescens Tim Ross 1990-8-17 3156 Los Angeles San Gabriel Mtns: Icy Springs in upper Big Rock Creek 1764 Comment
  RSA603317  Garrya veatchii Scott D. White 1997-5-21 5196 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  SDSU7167  Garrya veatchii J. Godsil 1953-3-9 499 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  UCR55881  Garrya veatchii J. A. Adams 1965-3-11 63 Los Angeles San Gabriel Mtns, Palmer Canyon, 1/4 mi beyond Padua Hills, near Claremont. 823 Comment
  RSA0042312  Gastridium ventricosum Mark L. Hoefs, Steven A. Junak, Ralph N. Philbrick 2001-5-17 3176 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground. 225 Comment
  RSA229068  Gayophytum decipiens Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38863 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, open N-facing slope above Angeles Crest Hwy. at headwater of S Fork, Big Rock Creek, c. 1.7 mi. S of Dawson Saddle. 2317 Comment
  RSA533519  Gazania longiscapa Timothy S. Ross 1991-3-9 4163 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road & Camino del Sur. 213 Comment
  CATA3493  Genista linifolia Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-28 045 Los Angeles Santa Catalina Island: Interior; on edge of drainage in between Lower Cottonwood Road and Banning Meadow Road in Lower Cottonwood Canyon watershed 129 Comment
  UCR149318  Geranium carolinianum R. G. Swinney 1998-4-13 5969 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  RSA569938  Gilia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4847 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA703590  Gilia Gary D. Wallace, M. Wallace 1983-5-20 2076 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  RSA618098  Gilia achilleifolia subsp. achilleifolia L. C. Wheeler 1967-5-18 9642 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA729002  Gilia aliquanta subsp. aliquanta Gary D. Wallace, B. Gustafson, D. Minor, Michael Wallace, F. Runyon, B. Birdsal 1982-4-26 1970 Los Angeles Fort Tejon Road. Comment
  LA52319  Gilia angelensis Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA470110  Gilia angelensis Geo L. Moxley 1917-2-4 524 Los Angeles Van Nuys. Comment
  UC1584925  Gilia angelensis Tim Ross 1991-4-8 4454 Los Angeles Elephant Hill San Dimas USGS 7.5' quadrangle, western Pomona 228 Comment
  UCR95281  Gilia angelensis L. C. Wheeler 1967-5-2 9260 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  SBBG64440  Gilia brecciarum subsp. brecciarum R. Hoffmann 1929-5-17 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA470248  Gilia capitata subsp. abrotanifolia Christopher Davidson 1973-3-26 1737 Los Angeles Escondido Canyon Rd, ca. 1 mi NE of jct with Agua Dulce Rd. 762 Comment
  UCSB5027  Gilia capitata subsp. abrotanifolia Wedberg, H. 1958-5-10 Los Angeles Across street from 1781 So. Latigo Rd.; Santa Monica Mtns. Comment
  UCR205900  Gilia diegensis R. G. Swinney 2008-5-8 8791 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
  UCR271568  Gilia diegensis R. G. Swinney 2011-5-19 14775 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UCR194153  Gilia latiflora A. C. Sanders 2008-4-13 34878 Los Angeles Western Mojave Desert, Antelope Valley, northeastern Palmdale, Ave. 'O' at 90th St. East 786 Comment
  UCR223745  Gilia latiflora subsp. davyi R. G. Swinney 2009-6-24 11231 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  CAS-BOT-BC226346  Gilia latiflora subsp. davyi Herbert L. Mason 1926-4-27 3060 Los Angeles Thirty miles west of Victorville, Mohave [Mojave] Desert Comment
  VVC2937  Gilia latiflora subsp. latiflora Tim Thomas 2014-5-4 6291 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  UCR238623  Gilia minor Anuja Parikh, Nathan Gale 2010-5-12 3156 Los Angeles Western Mojave Desert, Antelope Valley, 4 km south of Hwy 138, 0.1 km west of 120th St. West, under power transmission lines 783 Comment
  SBBG127073  Gilia modocensis A. Parikh, N. Gale 2011-6-17 3479 Los Angeles Aliso Cyn, just E of Angeles Forest Hwy, 0.4 km S of Aliso Cyn Rd; San Gabriel Mtns 1290 Comment
  RSA572182  Gilia nevinii M. B. Dunkle 1939-4-6 7320 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UC908474  Gilia nevinii Frank W. Peirson 1923-4-9 3433 Los Angeles Wilsons Cove and adjacent terrain , Wilsons Cove and adj terrain (San Clemente Island) Comment
  UCSB28037  Gilia ochroleuca Blakley, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  RSA0016291  Gilia ochroleuca subsp. exilis Raymond J. Dobbs 1924-5-15 4694 Los Angeles Arroyo Seco: 2 miles above Ranger Station. 1098 Comment
  RSA469498  Gilia ochroleuca subsp. vivida F. R. Fosberg 1931-8-12 792 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  UCR189260  Gilia sinuata R. G. Swinney 1998-5-16 6062 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UC1537496  Gilia stellata Gordon H. True Jr. 1935-4-19 271 Los Angeles Lovejoy Butte 853 Comment
  POM358698  Glyptopleura setulosa Gary D. Wallace s.n. Los Angeles Mojave Desert Comment
  RSA198823  Gnaphalium californicum R. F. Thorne 1968-5-27 37631 Los Angeles Santa Catalina Island: lower end of Middle Ranch Canyon, perhaps, 0.5 mile above Ben Weston Beach Comment
  UCR210178  Gnaphalium luteoalbum R. G. Swinney 2008-10-20 9653 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA775586  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-6-25 5355 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  SFV10345  Gnaphalium palustre M. L. Vincent 1963-3-5 315 Los Angeles San Fernando Valley Northridge. San Fernando Valley State College campus. In lawn behind greenhouse. 260 Comment
  RSA91695  Gnaphalium palustre F. W. Peirson 1315 Los Angeles Sink at Inglewood. Comment
  SEINET3150086  Godetia quadrivulnera G. B. Grant 1904-5-26 525 -6268 Los Angeles Pasadena Comment
  RSA507518  Grayia spinosa L. C. Wheeler 1967-5-12 9478 Los Angeles San Gabriel Mountains. ca. 1/2 way between Hunt Canyon and Soledad Canyon at Vincent. 1158 Comment
  RSA702963  Grayia spinosa Scott D. White, Michael Honer 2004-3-30 9975 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  UC7401  Grayia spinosa Dr. Vogt 1897-1 54 Los Angeles Antelope Valley Comment
  LA32028  Grindelia camporum var. bracteosa Henry J. Thompson; 1959-5-24 2034 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi E of peak 701 Comment
  CLARK-A1528-1860  Grindelia robusta John C. Roos 1937-6-29 2484 Los Angeles Malibu Beach Comment
  RSA590861  Gutierrezia microcephala Orlando Mistretta 1994-4-12 1035 A Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  CAS-BOT-BC302131  Gutierrezia sarothrae F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  SBBG119925  Harpagonella palmeri A. C. Sanders 2003-4-29 26178 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn and E of Lake Hughes Rd 396 Comment
  SBBG108993  Hazardia cana S. A. Junak 1996-10-1 SCl 693 Los Angeles middle portion of Horse Cyn, ca. 1.2 mi SW of Thirst Pk 371 Comment
  UCD150953  Hazardia squarrosa D. S. Park 2010-4-26 38 Los Angeles Ranch Santa Ana Botanic Garden 389 Comment
  CAS-BOT-BC307288  Hazardia squarrosa var. grindelioides Alice Eastwood 1917-7-20 6444 Los Angeles Santa Catalina Island Comment
  HSC101307  Hedypnois cretica R. G. Swinney 2009-3-26 10163 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  UCD132669  Hedypnois cretica Daryl Koutnik 1978-3-30 s.n. Los Angeles Northwest of intersection of Pacific Avenue and Culver Boulevard near base of Ballona Bluffs. 3 Comment
  CATA376  Helenium puberulum Mark L. Hoefs 1974-4-30 433 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail 91 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-BC223987  Helianthemum scoparium C. B. Wolf 1931-6-25 2237 Los Angeles S.W. of Los Angeles Botanic Garden, (Mandeville Can yon [Canyon]) 60 Comment
  UCR258802  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 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
  RSA0036282  Helianthus annuus s.n. Los Angeles Montrose 60 Comment
  UC1746078  Helianthus annuus Annetta M. Carter 1946-4-23 1758 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 Comment
  RSA599758  Helianthus gracilentus Steve Boyd, Lauren Raz 1997-5-6 9777 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UC55061  Helianthus nuttallii subsp. parishii Ernest Braunton 1902-9-1 698 Los Angeles Los Angeles Comment
  UC75964  Helianthus nuttallii subsp. parishii Geo. B. Grant 1901-1-1 548 Los Angeles Oak Knoll Comment
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Jul 6 2010
  SBBG13201  Heliotropium curassavicum E. R. Blakley 1961-9-24 4782 Los Angeles dry stream of Little Springs Cyn 15 Comment
  UCR209879  Heliotropium curassavicum R. G. Swinney 2008-9-9 9329 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA177781  Heliotropium curassavicum var. oculatum R. F. Thorne, P. Everett 1965-5-11 34558 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  RSA4799  Hemizonia australis James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, Near Long Beach. Station 1, Plant #2 Comment
  RSA652839  Hemizonia fasciculata Roxanne Smith 1991-5-21 35 Los Angeles Hills 0.4 mile south-east of Golden Springs and Diamond Bar Blvd. Flat area. Comment
  UCR143397  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 4930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  RSA601066  Hemizonia kelloggii Steve Boyd, Lauren Raz 1997-6-18 9990 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 5.1 road miles west of intersection with 90th St. West. 1054 Comment
  SBBG126031  Herniaria hirsuta var. cinerea A. Parikh, N. Gale 2010-5-11 3150 Los Angeles 1.3 km S of Hwy 138, 0.2 km N of Ave E, 0.4 km W of power transmission lines 786 Comment
  RSA0103924  Hesperoyucca whipplei R. G. Swinney 2011-7-8 15481 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  CAS-BOT-BC143673  Heteromeles arbutifolia A. C. Sanders; D. Maleug; K. D. Jones 1999-11-19 23273 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oak Mountain; Mormon, Limekiln & Aliso Cyn watersheds 672 Comment
  CAS-BOT-BC143698  Heteromeles arbutifolia Peter H. Raven 1962-7-10 17985 Los Angeles Canyon below Lemon Tank 243 Comment
  CAS-BOT-BC143702  Heteromeles arbutifolia Edgar A. Mearns 1894-6-25 4076 Los Angeles San Clemente Island Comment
  RSA0085501  Heteromeles arbutifolia R. G. Swinney 2010-8-9 13458 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  SBBG94399  Heteromeles arbutifolia Knopf, Johnson 1930-1-30 695 Los Angeles Avalon Cyn Comment
  UCR106303  Heteromeles arbutifolia B. G. Pitzer 1996-5-5 2869 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA0074526  Heterotheca fastigiata Timothy S. Ross, Peter Fritsch 1990-6-20 3616 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA0074421  Heterotheca grandiflora Justin M. Wood 2009-8-18 1255 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SBBG63121  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  CAS-BOT-BC48172  Heuchera elegans Le Roy Abrams 1902-6-30 2532 Los Angeles On rocks near Martins camp, Mt. Wilson - type station Comment
  RSA0076555  Heuchera elegans T. S. Ross, Steve Boyd 1991-7-24 5598 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  LA212245  Hibiscus rosa-sinensis Jack Pepper; 1950-12-2 s.n. Los Angeles Silver Lake District. 304 Comment
  RSA755946  Hieracium horridum R. G. Swinney 2008-7-25 9308 Los Angeles Twin Peaks, west peak 2299 Comment
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May 14 2018
  RSA675929  Hirschfeldia incana LeRoy Gross 2003-3-9 785 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA482876  Hirschfeldia incana L. E. Hoffman 1931-5-18 s.n Los Angeles Big Santa Anita Canyon. Comment
  RSA725854  Hoffmannseggia glauca R. E. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway11S -0397935E, 3737465N 6 Comment
  CATA212  Holodiscus discolor Mark L. Hoefs, A. Douglas Propst 1973-4-24 195 Los Angeles Santa Catalina Island: Upper Descanso Canyon, west fork 198 Comment
  UCR202740  Holodiscus microphyllus R. G. Swinney 2001-8-27 8091 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  SBBG133657  Hordeum brachyantherum subsp. californicum F. R. Fosberg 1931-4-3 4477 Los Angeles Pebbly Beach 2 Comment
  SEINET259020 Image available Hordeum bulbosum B. L. Johnson, Hall Los Angeles CULTIVATED ; CULTIVATED at Univ of California-Los Angeles; seed collected at 171 km SW of Ersurum Turkey Comment
  UCR168519  Hordeum murinum Carl Epling 1931-4-25 s.n. Los Angeles Western Transverse Range, Los Alisos Canyon, Santa Monica Mtns. 305 Comment
  UCR259408  Hordeum murinum R. G. Swinney 2010-9-9 13740 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  POM352452  Hordeum murinum subsp. glaucum Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  RSA533435  Hordeum murinum subsp. glaucum Timothy S. Ross 1991-4-21 4514 Los Angeles Whittier Hills; (Puente Hills, pro parte); Middle Turnbull Canyon drainage just SW of old water tank. 220 Comment
  RSA653681  Hordeum murinum subsp. glaucum Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 875 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 365 Comment
  POM352466  Hordeum murinum subsp. leporinum Edwin Kline 1924-5-16 s.n. Los Angeles Los Angeles. Comment
  RSA774166  Horkelia rydbergii R. G. Swinney 2009-7-22 11343 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC213015  Hosackia crassifolia I. M. Johnston 1917-6-20 1495 Los Angeles Bakly Lookout of U.S.F.S. 2133 Comment
  RSA529141  Hulsea vestita subsp. gabrielensis Timothy S. Ross, S. D. Boyd 1991-7-24 5631 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  SEINET480201  Hulsea vestita subsp. vestita D. Wilken 1969-7-3 Los Angeles Near summit of Mt. Gleason, 5 miles west of Mill Creek Summit, San Gabriel Mountains Comment
  PASA2225  Hulsea vestita var. callicarpha Frank W. Peirson 1921-6-15 Los Angeles Trail from Pine Flats to Chilao, San Gabriel Mts. 1676 Comment
  POM4805  Hymenoclea salsola var. salsola L. R. Abrams, E. A. McGregor 1908-7-2 542 Los Angeles Rock Creek. Desert slopes of the San Gabriel Mountains. 1220 Comment
  RSA356036  Isocoma menziesii var. vernonioides R. F. Thorne 1975-9-3 47378 Los Angeles Santa Catalina Island, Fisherman's Cove Comment
  UC56900  Isomeris arborea Ernest Braunton May 1902 321 Los Angeles Redondo Comment
  RSA567214  Isopyrum occidentale Walter Wisura, W. Steinmetz 1993-4-10 s.n. Los Angeles Sierra Pelona: PCT below rim on N-side of range. Comment
  RSA593767  Isopyrum occidentale Steve Boyd, Mike Wall 1996-4-4 8544 Los Angeles Liebre Mountains, Angeles National Forest, lower Ruby Canyon, along Ruby Canyon Road ca 0.85 mi east of the jtn with Lake Hughes Road., Upstream from the confluence of Ruby Canyon and Elizabeth Lake Canyon at the northwestern base of Red Mountain. 610 Comment
  UCR95476  Isopyrum occidentale Steve Boyd, M. Wall 1996-4-4 8544 Los Angeles Transverse Range; Liebre Mtns., Angeles National Forest; lower Ruby Canyon, along Ruby Canyon Road c. 0.85 mi east of the junction with Lake Hughes Road, upstream from the confluence of Ruby Canyon and Elizabeth Lake Canyon at the NW base of Red Mountain 610 Comment
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Sep 26 2006
  SD230172  Iva axillaris Louis C. Wheeler 1956-9-15 7235 Los Angeles San Gabriel Mountains: Caldwell Lake, on San Andreas Fault. Comment
  CAS-BOT-BC340164  Jaumea carnosa D. E. Breedlove 1961-9-23 1279 Los Angeles On Ballast Point S side of Catalina Harbor; Santa Catalina Island Comment
  POM361339  Jaumea carnosa Anstruther Davidson 1891-9-10 s.n. Los Angeles Topanga Canyon Comment
  CAS-BOT-BC101903  Juglans californica C. Baker 1909-4-10 5294 Los Angeles Glendora Comment
  SFV6195  Juglans californica var. californica R. M. Muran 1974-3-26 50 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  RSA785190  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37166 Los Angeles Arroyo Hondo, near the shooting range, 0.42 mi. due W of Rosemead Blvd., 0.26 mi. due S of Hwy 60 64 Comment
  SBBG32028  Juncus acutus R. N. Philbrick with R. F. Thorne 1967-5-9 B 67 -226 Los Angeles lower Middle Ranch Cyn crk Comment
  UC842094  Juncus acutus subsp. leopoldii F. R. Fosberg 1931-5-18 S 4899 Los Angeles Little Harbor Santa Catalina Island 5 Comment
  UC729760  Juncus ambiguus Carl B. Wolf 1932-5-12 3608 Los Angeles Middle Canyon Ranch, near bridge on lower road to isthmus Santa Catalina Island 30 Comment
  IRVC26180  Juncus balticus A. C. Sanders 2003-5-1 26248 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  RSA0091322  Juncus macrophyllus R. G. Swinney 2011-5-26 14870 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA651588  Juncus mexicanus T. Shipman 1974-7-25 s.n. Los Angeles Lake Jackson. 1828 Comment
  UC625100  Juncus oxymeris F. R. Fosberg 1931-5-13 S- 4861 Los Angeles Eagles Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  SBBG98501  Juncus patens T. Ross 1991-5-21 5405 Los Angeles E fork of Box Cyn near its jct with the W fork 451 Comment
  RSA368356  Juncus textilis Robin S. Collins 1973-5-28 328 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  RSA368362  Juncus textilis Anstruther Davidson 1920-1 s.n. Los Angeles Los Angeles River. Comment
  RSA0065712  Juncus xiphioides Justin M. Wood 2011-7-7 4346 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  CAS-BOT-BC80998  Juniperus californica W. R. Dudley; F. H. Lamb 1896-6-7 4342 Los Angeles Near Neenach, Antelope Valley Comment
  CAS-BOT-BC81012  Juniperus californica Mrs. E. C. Sutliffe 1931-10-1 s.n. Los Angeles between Pasadena and Mojave, along the road Comment
  SFV290  Juniperus californica P. G. Kilburn 1958-1-18 589 A Los Angeles On highway 6, 1 mile south of Vincent California on the Mint Canyon Road._x000B_Plant beside road. Comment
  UCR259228  Juniperus californica Mitch Provance, Callen Huff 2009-4-29 10691 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  UCR282145  Juniperus californica R. G. Swinney 2014-4-10 16063 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  SBBG118697  Keckiella breviflora O. Mistretta 1992-8-20 778 Los Angeles Mt Gleason Management Unit, Mt Gleason, Tujunga Ranger District 1697 Comment
  CAS-BOT-BC235737  Keckiella cordifolia C. B. Wolf 1931-7-30 2297 Los Angeles North slope at base of Newhall Grade, 1/4 mi. above crossing of Los Angeles Aqueduct 457 Comment
  RSA401755B  Keckiella cordifolia George R. Johnston 1934-5-20 18837 Los Angeles Descanso Canon, Santa Catalina Island. Comment
  RSA596141  Keckiella ternata subsp. ternata Tim S. Ross, Steve D. Boyd 1995-6-28 8655 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  UCR272533  Keckiella ternata subsp. ternata R. G. Swinney 2011-9-22 15683 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  RSA223789  Kochia californica E. C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A. 762 Comment
  RSA127915  Koeleria macrantha P. H. Raven, Henry J. Thompson 1959-5-5 14148 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road; Malibu Creek drainage. 305 Comment
  RSA92186  Lagophylla ramosissima F. W. Peirson 1358 Los Angeles Montana St. Pasadena Comment
  RSA600202  Lagophylla ramosissima subsp. ramosissima Steve Boyd, Lauren Raz 1997-5-29 9916 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
  SEINET13386953 Image available Lamarckia aurea R. G. Swinney 2010-1 12443 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 536 Comment
  SFV20411  Lamarckia aurea R. L. Kinmont 1997-4-2 33 Los Angeles Santa Monica Mountains Encinal Canyon near Malibu Country Club. 400 Comment
  UC818673  Lamarckia aurea Ira W. Clokey, B. Templeton 1929-4-1 4512 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 400 Comment
  UC818674  Lamarckia aurea Marcus E. Jones, A. M. 1882-5-1 3214 Los Angeles Los Angeles Comment
  UCSB403  Lamarckia aurea Wedberg, H. 1957-5-4 Los Angeles UCLA Faculty Hill Comment
  SEINET3129414  Lamarckia aurea G. B. Grant 1901-1-1 665 Los Angeles Pasadena Comment
  RSA409527  Lamium amplexicaule Louis C. Wheeler 1933-1-28 1457 Los Angeles 1835 Westhaven Ave. San Marino. 137 Comment
  RSA748844  Lantana montevidensis Justin M. Wood 2009-4-13 491 Los Angeles Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  SD186357  Lantana montevidensis A. C. Sanders, Andy Thompson 2003-4-15 26009 Los Angeles NE end of Santa Susan Mtns.: Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
  POM50333  Larrea tridentata A. D. E. Elmer 1902-06 3664 Los Angeles Lancaster. Comment
  UCR190003  Larrea tridentata R. G. Swinney 1998-6-12 6968 Los Angeles San Gabriel Mtns./Mojave Desert, 3 miles west of Pinon Hills, 1.4 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 1.4 mi. NNE of mouth of Mescal Canyon at reservoir 1305 Comment
  RSA602469  Lastarriaea coriacea Scott D. White 1997-5-15 5145 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
  RSA596915  Lasthenia californica Timothy S. Ross, J. Mark Porter 1995-5-4 8525 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SD133174  Lasthenia californica E. La Rue, R. Montijo 2-4 Apr 1991 91 15 Los Angeles Palmdale; south of Avenue M and E of Sierra Highway; north of Air Force Plant. 790 Comment
  UC62980 Image available Lasthenia californica subsp. californica H. M. Hall 1902-5-3 3100 Los Angeles San Francisquito 457 Comment
  UC30405  Lasthenia coronaria Harley P. Chandler 1898-3-10 Los Angeles Claremont Comment
  SBBG98542  Lasthenia gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5331 Los Angeles between Box and Horse Cyns 484 Comment
  UCR281594  Lasthenia gracilis R. G. Swinney 2014-4-10 16043 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  JEPS9699  Lasthenia gracilis I. W. Clokey and B. C. Templeton 1930-4-8 4672 Los Angeles along San Fernando Road 300 Comment
  RSA702483  Lathyrus laetiflorus Scott D. White 2004-5-5 10297 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA405700  Lathyrus vestitus subsp. laetiflorus Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  RSA155908  Lathyrus vestitus subsp. laetiflorus P. H. Raven 1962-4-10 17247 Los Angeles Above Wilson Cove. San Clemente Island. 107 Comment
  RSA598867  Lathyrus vestitus subsp. laevicarpus Steve Boyd, T. S. Ross 1997-3-21 9244 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA0056481  Lathyrus vestitus subsp. vestitus Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  SBBG31130  Lathyrus vestitus var. alefeldii R. F. Thorne 1966-4-28 Los Angeles rd to Renton Mine, Pebbly Beach Cyn 243 Comment
  RSA724438  Lathyrus vestitus var. vestitus K. Dobry 1991-5-13 498 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA0119587  Lathyrus vestitus var. vestitus Lyman Benson 1945-4-13 11664 Los Angeles Little Dalton Canyon, Glendora. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 366 Comment
  SBBG13630  Lavatera assurgentiflora subsp. glabra P. H. Raven 1962-4-11 17303 Los Angeles NW end of island between Driggs and West Rock 6 Comment
  SBBG78595  Lavatera assurgentiflora subsp. glabra F. R. Fosberg 1931-5-22 7167 Los Angeles Bird Rock, Isthmus Harbor Comment
  SBBG95258  Lavatera assurgentiflora subsp. glabra M. B. Dunkle 1928-4-11 1858 Los Angeles Bird Island Comment
  RSA783640  Layia J. D. Olmsted 1959-3-23 312 Los Angeles Blanchard Park on Pomona College campus by area catching runoff from sprinkling system-common weed. San Antonio wash. alluvial. 366 Comment
  CAS-BOT-BC321522  Layia glandulosa David D. Keck 1935-3-18 3021 Los Angeles San Gabriel River, 2 mi E of El Monte 91 Comment
  UCD168225  Layia glandulosa J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCSB27830  Layia glandulosa Blakely, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  RSA704354  Layia glandulosa Gary D. Wallace, M. Z. Wallace 1982-4-24 1923 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  UC557742  Layia platyglossa Nell Murbarger 1936-3-1 84 Los Angeles w side San Clemente Island Comment
  POM246628  Layia platyglossa subsp. campestris F. R. Fosberg 1931-5-2 4735 Los Angeles Bullrush Ridge, Santa Catalina Island 250 Comment
  SD46752  Layia platyglossa subsp. campestris P. C. Everett, E. K. Balls 1956-5-9 21565 Los Angeles 6.0 miles south of Lancaster along Highway 6. Comment
  RSA409626  Lepechinia fragrans Blanche Trask 1901-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA656927  Lepechinia fragrans Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1059 Los Angeles San Gabriel Mountains: Above Henninger Flats, along Mt. Wilson Road (FS Road 2N45.2). 915 Comment
  CAS-BOT-BC88693  Lepidium acutidens L. R. Abrams 1899-4-1 242 Los Angeles Cienega. 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
  RSA584313  Lepidium fremontii Timothy S. Ross 1991-3-23 4258 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  UCR189656  Lepidium fremontii R. G. Swinney 1998-5-16 6059 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UC1929312  Lepidium latifolium Scott D. White, Justin Wood 2008-5-19 12019 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  RSA597533  Lepidium strictum L. C. Wheeler 1957-5-17 7268 Los Angeles Pasadena. Northwest corner Cal Tech campus, San Pasqual and North Wilson Avenue. Comment
  SBBG127975  Lepidium strictum M. L. Hoefs, S. A. Junak 1996-5-1 2708 Los Angeles Avalon Cyn Rd by horse stable 24 Comment
  JEPS53774  Lepidium virginicum Frank W. Peirson 1918-11-2 298 Los Angeles Mt. Wilson Summit San Gabriel Mountains 1767 Comment
  POM307811  Lepidium virginicum Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2749 Los Angeles North Craig Ave., Altadena Comment
  POM90627  Lepidospartum latisquamum P. A. Munz 1923-9-1 7700 Los Angeles Saw Mill, Swartout Valley 2026 Comment
  CAS-BOT-BC328081  Lepidospartum squamatum H. M. Hall 1919-10-22 s.n. Los Angeles Antelope Valley, NW of Mojave Station Comment
  OBI82176  Lepidospartum squamatum R. G. Swinney 2009-11-13 11604 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  POM361769  Lepidospartum squamatum Erwin Miller 1934-6-30 19119 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA587498  Lepidospartum squamatum Orlando Mistretta 1994-9-13 1464 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA716811  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2003-8-7 27175 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  UCR11987  Leptochloa filiformis Anonymous 1966-1 s.n. Los Angeles Los Angeles, 615 S Bundy Road Comment
  RSA650355  Leptochloa fusca subsp. uninervia Nancy Gould 1977-5-13 27 Los Angeles Cal Poly Campus, Pomona. Comment
  SFV21436  Leptodactylon californicum subsp. glandulosum L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 50 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 806 Comment
  SEINET3361194 Image available Leptodactylon californicum subsp. glandulosum Roxana S. Ferris 1941-5-9 10322 Los Angeles In chaparral, Pico Canyon, Santa Susana Mountains, about 2 miles W of US Hwy 89 Comment
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Oct 1 2014
  UC1584887  Leptodactylon pungens Tim Ross and Steve Boyd 1991-7-24 5620 Los Angeles ridge nne G.M. <Granite Mountain>; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1865 Comment
  RSA544538  Leptosiphon bicolor T. S. Ross, Elizabeth Kellogg 1992-4-12 6127 Los Angeles San Clemente Island: 110 degrees ESE, 480-600M from Vista, at the head of Grove Canyon. 427 Comment
  RSA707813  Leptosiphon breviculus Naomi Fraga, Paul Morton 2004-5-18 1185 Los Angeles Spur trail from main trail to summit of Mount Hillyer. 1860 Comment
  SD255654  Leptosyne bigelovii Mitch Provance, Callen Huff 2009-4-28 10672 Los Angeles Tehachapi Mountains; Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site P01086 (Lebec 7.5'Q) 1371 Comment
  UCR269973  Leptosyne bigelovii R. G. Swinney 2010-6-1 13115 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  UCSB9517  Leptosyne douglasii Gray, Caroline 1956-4-13 Los Angeles 16 mi. east from Little Rock and 6 mi. from Llano Comment
  CATA1909  Leptosyne gigantea Amy Catalano 2014-1-21 006 Los Angeles Santa Catalina Island: Along Airport Road, within ""tacos"", on cliff 395 Comment
  UCR141812  Lessingia filaginifolia June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground andVincent Gap on the Angeles Crest Hwy, Angeles National Forest 2317 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
  CAS-BOT-BC283746  Leymus condensatus Alice Eastwood 1917-7-20 6477 Los Angeles Santa Catalina Island Comment
  SFV21451  Leymus condensatus L. Gross, V. Soza, S. Tessel 2001-6-4 399 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. Side draw north of Ledge Ave. 274 Comment
  UCD34116  Leymus condensatus Beecher Crampton 1976-9-21 9412 Los Angeles Los Angeles County, ca. 10 miles east of Saugus on state Hwy. 14, Agua Dulce Canyon area. Comment
  CAS-BOT-BC274471  Leymus triticoides Steve Boyd; Amber Maurice 2004-5-18 11325 Los Angeles Transverse Ranges; Liebre Mountains region: Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  POM156185  Leymus triticoides Le Roy Abrams 1902-6-12 2523 Los Angeles Ballona Creek, near Mesmer. Comment
  UC817472  Leymus triticoides F. R. Fosberg 1931-5-18 S 4991 Los Angeles Little Harbor Santa Catalina Island 2 Comment
  RSA506818  Linanthus aureus L. C. Wheeler 1967-5-12 9439 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  PASA746  Linanthus breviculus Florence Brubaker Los Angeles Comment
  CAS-BOT-BC226739  Linanthus californicus Paul F. Covel 1937-4-20 928 Los Angeles Newhall Grade Comment
  POM230717  Linanthus californicus I. W. Clokey, B. C. Templeton 1936-5-18 6805 Los Angeles San Gabriel Canyon. Comment
  RSA135125  Linanthus californicus P. H. Raven, Henry J. Thompson 1960-4-12 15036 Los Angeles south-west Seminole Hot Springs. 366 Comment
  RSA60291  Linanthus californicus G. R. Campbell 1948-5-13 586 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA653052  Linanthus californicus A. C. Sanders, D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns.: CCC Ridge, off Hwy 2 just N of Pasadena city limit, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  POM3483  Linanthus californicus subsp. glandulosus J. Tucker 1902-04 s.n. Los Angeles Collected near Pasadena Comment
  LA81937  Linanthus dianthiflorus O. H. Kappler; 1941-4-21 231 Los Angeles Santa Monica Mountains, W fork Trancas (Rattlesnake) Canyon, near Lechusa Fire Station 457 Comment
  RSA602770  Linanthus dianthiflorus L. C. Wheeler 1973-1-13 12811 Los Angeles San Gabriel Mountains: Little Tujunga, near Cottonwood Glen. 412 Comment
  UCR43559  Linanthus dianthiflorus subsp. dianthiflorus B. A. Prigge 1986-3-19 6933 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  POM277117  Linanthus dichotomus subsp. dichotomus E. S. Steele, G. F. Pratt 1934-3-21 7016 Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  CHSC95744  Linanthus parryae LeRoy Gross 2005-5-3 2200 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA84368A  Lithophragma bolanderi Raymond J. Dobbs 1927-5-3 7671 Los Angeles Arroyo Seco, 2 miles above Relay, south face of San Gabriel Mountains. Comment
  POM265671  Lithophragma heterophyllum J. C. Roos 1942-4-18 1082 Los Angeles Santa Anita Canyon, San Gabriel Mts Comment
  UCR178373  Lithophragma tenellum LeRoy Gross, Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  CAS-BOT-BC520309  Lobelia dunnii var. serrata R. G. Swinney 2009-8-6 11509 Los Angeles Transverse Range: San Gabriel Mountains; Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Cyn, San Dimas Experimental Forest 475 Comment
  JEPS4923  Lobelia dunnii var. serrata G. B. Grant 1901-7-25 4453 Los Angeles Sturtevant Camp at e base of Mount Wilson, in e fork of Santa Anita Canyon, in the San Gabriel Range and in the Angeles National Fores Santa Anita Canyon; Angeles National Forest, San Gabriel Range, Mount Wilson Comment
  RSA264167  Loeseliastrum matthewsii W. Wisura 1977-6-17 3671 Los Angeles Lone Pine Canyon, 6 mi SE of Wrightwood. Comment
  UC1587216  Logfia arizonica Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-20 5326 Los Angeles terrace flats between Box Canyon and Horse Canyon; west side San Clemente Island 484 Comment
  CAS-BOT-BC342197  Logfia filaginoides Alice Eastwood 1906-5-27 54 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  UCR276928  Logfia filaginoides R. G. Swinney 2011-3-29 14262 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  UC1595262  Logfia gallica Tim Ross and Peter Fritsch 1990-6-20 3623 Los Angeles near the confluence of the e and w forks San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  CAS-BOT-BC269095  Lolium perenne LeRoy Abrams 1902-6-12 2525 Los Angeles Ballona Creek near Mesmer Comment
  UCR125169  Lolium perenne A. C. Sanders, Mark Elvin 2002-6-25 25280 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR43944  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles San Gabriel Mtns., South of Canyon Country at Golden Valley/Antelope Valley Fwy (Calif. Hwy 14) 457 Comment
  POM356947  Lolium perenne subsp. multiflorum J. R 1936-5-25 s.n. Los Angeles Griffith Park Comment
  RSA0081308  Lomatium dasycarpum R. G. Swinney 2010-3-24 12101 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  UCR150843  Lomatium mohavense R. G. Swinney 1998-4-14 5975 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA653154  Lomatium mohavense B. Pitzer 1998-5-23 3749 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., 34 29.26'N, 118 08.2W [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  RSA452147  Lomatium vaginatum Frances Runyan 1973-4-14 70 Los Angeles On dirt road just out of Gorman. 1067 Comment
  RSA452153  Lomatium vaginatum Anstruther Davidson 1890-04 s.n. Los Angeles [no locality information provided] Comment
  CAS-BOT-BC240741  Lonicera interrupta Carl B. Wolf 1932-9-15 4079 Los Angeles Mint Canyon, 9 1/2 mi. above Saugus. Opposite Glenwood's Cafe on Highway 457 Comment
  RSA532653  Lonicera interrupta T. S. Ross 1991-8-14 5675 Los Angeles Roundtop [Mountain]: San Gabriel Mountains: Southwesterly ridge descending from the summit. 1829 Comment
  SD181621  Lonicera interrupta Valerie Spza, LeRoy Gross 2000-6-13 1003 Los Angeles Southeast facing slope of Horse Canyon, above Horse Canyon Road. 1768 Comment
  SFV13215  Lonicera subspicata W. M. Perry 1979-10-24 7 Los Angeles San Gabriel Mountains Cow Canyon, off Glendora Ridge Road on USFS Road 2N06. Comment
  RSA455361  Lonicera subspicata var. denudata Fay A. MacFadden 1931-04 s.n. Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  SEINET12320789  Lonicera subspicata var. johnstonii R. A. Schlising 1971-1 2995 Los Angeles 0.8 mi W of Red Box jct to Mt. Wilson, along Angeles Crest Highway (Hwy 2) Comment
  CDA972  Lotus argophyllus var. argenteus D. G. Kelch 1991-3-23 s.n. Los Angeles Catalina Island. East of Avalon. Comment
  UC207651  Lotus argophyllus var. argenteus Geo. B. Grant Apr 1901 715 Los Angeles Avalon Catalina Island Comment
  RSA25764  Lotus argophyllus var. ornithopus C. B. Wolf 1941-6-24 10888 Los Angeles NW side of Isthmus Harbor, Santa Catalina Island. 46 Comment
  RSA782202  Lotus crassifolius R. G. Swinney 2009-8-25 11479 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA729718  Lotus crassifolius var. crassifolius R. G. Swinney 1999-6-18 7337 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA128274  Lotus grandiflorus var. grandiflorus H. J. Thompson 1959-3-27 1896 Los Angeles 1.3 miles east of Peak, Saddle Peak. 701 Comment
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Dec 6 2008
  UC200751  Lotus hamatus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA0038318  Lotus heermannii F. W. Peirson 1921-6-19 4077 Los Angeles Crystal Lake, North Fork of San Gabriel River. 1676 Comment
  RSA729197  Lotus heermannii var. heermannii R. G. Swinney 1998-7-10 6372 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  UCR223507  Lotus nevadensis R. G. Swinney 2009-5-28 10943 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA230741  Lotus nevadensis var. davidsonii R. F. Thorne 1969-7-9 38568 Los Angeles San Gabriel Mountains, meadow at Big Pines 2073 Comment
  UCR209604  Lotus oblongifolius R. G. Swinney 2008-7-2 9140 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  JEPS55555  Lotus oblongifolius var. oblongifolius A. M. Ottley 1920-5-14 682 Los Angeles Arroyo Seco Pasadena Comment
  RSA712378  Lotus scoparius subsp. brevialatus A. C. Sanders 2003-3-14 25752 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
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Apr 17 2009
  UCR182675  Lotus scoparius subsp. brevialatus R. G. Swinney 1998-4-11 5941 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  LA52436  Lotus strigosus Virginia Mars; 1951-4-7 Los Angeles Point Dume Comment
  POM2449  Lotus strigosus Amos Shummway 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  RSA656428  Lotus strigosus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 704 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  RSA724522  Lotus strigosus K. Dobry 1991-5-2 d- 579 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  LA52441  Lotus strigosus Zaitlin; 1951-4-8 Los Angeles Point Dume Comment
  RSA0106882  Lotus strigosus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 640 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 256 Comment
  UC864924  Lotus wrangelianus Carl B. Wolf 1932-5-9 Los Angeles Avalon, near Bathhouse Santa Catalina Island 7 Comment
  RSA764407  Ludwigia repens Justin M. Wood 2009-8-18 1260 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA0089258  Lupinus albifrons Bonnie C. Templeton 1938-5-21 s.n. Los Angeles Topanga canyon. Comment
  SEINET10488411  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 7325 (3) Comment
  UC1481368  Lupinus albifrons David B. Dunn April 1956 RSA- 7325 -6453 Los Angeles Comment
  SBBG31414  Lupinus albifrons var. douglasii R. F. Thorne with P. C. Everett 1965-6-23 34987 Los Angeles W of Avalon along rd to airport 182 Comment
  UCR205850  Lupinus bicolor R. G. Swinney 2008-5-8 8820 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
  RSA596833  Lupinus bicolor subsp. marginatus T. S. Ross, J. Mark Porter 1995-5-4 8482 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA407118  Lupinus chamissonis F. R. Fosberg 1930-6-30 449 Los Angeles Del Rey. 2 Comment
  RSA413473  Lupinus concinnus Robert Gustafson, Gary D. Wallace 1982-4-26 2531 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  SBBG59442  Lupinus concinnus S. A. Junak with K. Kirkland 1998-5-2 SCa 648 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 243 Comment
  SD69512  Lupinus concinnus Robert F. Thorne 1966-4-7 35946 Los Angeles Santa Catalina Island; Cherry Valley. 60 Comment
  RSA413583  Lupinus excubitus var. austromontanus M. V. Hood 1939-5-30 s.n. Los Angeles near summit MT. Pacifico 1951 Comment
  RSA597123  Lupinus excubitus var. austromontanus T. S. Ross 1990-6-22 3715 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  SEINET12154517  Lupinus excubitus var. hallii Unknown 1933-1 8339 Los Angeles Boquet Canyon Comment
  POM21351  Lupinus formosus var. formosus Fordyce Grinnell Jr. 1917-7-8 51 Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  POM308924  Lupinus formosus var. formosus Patricia Wilder 1961-6-24 959 Los Angeles San Dims Experimental forest, 1/2 mi. from Glendora ridge rd junction (west end) 1341 Comment
  RSA515132  Lupinus hirsutissimus Aaron Liston, Orlando Mistretta, Loran Rieseberg 1989-4-28 795 -1 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  OBI69325  Lupinus hirsutissimus John Knapp, Denise Knapp 2003-5-10 68 Los Angeles Catalina Island, 367196.09N x 3695593.63E 274 Comment
  RSA304950  Lupinus hirsutissimus Walt Westman 1979-1 s.n. Los Angeles Leo Carrillo State Park. 46 Comment
  UCSB3301  Lupinus hirsutissimus Sage, Paul 1958-2-21 Los Angeles On floor of Millard Canyon; 0.3 mi. below end of Chainy Trail Road, Altadena 487 Comment
  RSA702035  Lupinus latifolius subsp. parishii Steve Boyd, Amber Maurice 2004-5-18 11314 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow. 1437 Comment
  UCR147678  Lupinus latifolius subsp. parishii Steve Boyd, Amber Maurice 2004-5-18 11314 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  SBBG69120  Lupinus latifolius var. latifolius R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA2424  Lupinus longifolius I. M. Johnston 1917-7-1 1444 Los Angeles near Brown's flat 1357 Comment
  SBBG69063  Lupinus microcarpus var. densiflorus R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  LA82168  Lupinus microcarpus var. densiflorus O. H. Kappler; 1944-4-23 593 Los Angeles Santa Monica Mountains, Cold Creek, North slope, Las Virgenes Canyon; Near Malibu Fire Station headquarters Comment
  SBBG9341  Lupinus microcarpus var. densiflorus E. R. Blakley 1958-5-9 2278 Los Angeles State Hwy 138, 3.5 mi E of Gorman 1066 Comment
  RSA585692  Lupinus microcarpus var. microcarpus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-11 3011 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  SD197776  Lupinus sparsiflorus R. G. Swinney 2008-4-30 8716 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, Monroe Canyon. 548 Comment
  SEINET10490966  Lupinus sparsiflorus subsp. sparsiflorus Robert F. Thorne 1982-4-20 Thorne 54977 Los Angeles San gabriel mts. Mojave desert slopes; 1/4-1/2 mi n of bob's gap, n slope of Holcomb ridge, about 2.5 mi due s of llano in juniper-joshua tree woodland. Erect annual on w-facing slope. 1158 Comment
  CHSC35824  Lupinus succulentus William Fugimoto 1971-5-2 31 Los Angeles Ca. 4 miles East of Malibu, 1 mile North of Hwy. 1 on Los Flores Cyn. Rd. in Santa Monica Mtns. 457 Comment
  SD86352  Lupinus succulentus R. Mitchel Beauchamp, M. Douglas 1972-3-24 3215 Los Angeles San Clemente Island; west side of canyon. 99 Comment
  UCR152488  Lupinus succulentus A. C. Sanders, Lee Jones 2005-4-8 29372 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  HSC14950  Lupinus truncatus C. S. Apperson 1967-6-11 Los Angeles 1.0 mi. down Canton Canyon trail from the end of Townsend Park Rd. Comment
  UCD109654  Lupinus truncatus P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Canyon by golf-links, Avalon. Comment
  UCR260793  Lupinus truncatus R. G. Swinney 2010-2-27 11735 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
  RSA422095  Lycium andersonii Robert Gustafson, Christopher Davidson 1977-4-20 425 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  CATA575  Lycium californicum Mark L. Hoefs 1991-4-16 1010 Los Angeles Santa Catalina Island: Hillside south-west of Little Harbor 9 Comment
  LA209653  Lycium californicum J. Sauer; D. Johnson 1969-5-9 4473 Los Angeles San Clemente Island, N of Wilson's Cove Comment
  RSA527615  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-8 4399 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  POM123011  Lythrum californicum Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  JEPS12574  Madia elegans Frank W. Peirson 1918-8-16 237 Los Angeles San Antonio Canyon San Gabriel Mountains 1341 Comment
  CATA3542  Madia gracilis Peter J. Dixon, Bruce Reed, Heather Federlin, Betsy Lape 2018-5-14 106 Los Angeles Santa Catalina Island: Interior; West End of Island, .75 mi W of Fouth of July Cove. Upper Fourth of July watershed near Ironwood grove. Rock outcrop, under Rhus integrifolia. 0 Comment
  RSA733753  Madia gracilis R. G. Swinney 2000-6-19 7810 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  RSA561591  Madia gracilis Steve Boyd, Orlando Mistretta 1993-6-3 8178 Los Angeles Western San Gabriel Mountains: north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile NE of May Canyon saddle. 915 Comment
  UCR223449  Madia minima R. G. Swinney 2009-6-3 11039 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
  POM305762  Mahonia nevinii Henry J. Ramsey, Ramsey 1937-3-26 962 Los Angeles Pacoima Wash, Angeles Nat l Forest Comment
  SD66863  Malacothamnus clementinus R. Mitchel Beauchamp 1967-3-18 287 Los Angeles San Clemente Island, in dump on edge of canyon below Lemon Tank. Comment
  CAS-BOT-BC206217  Malacothamnus fasciculatus E. R. Blakley 1962-10-5 5422 Los Angeles At Old Mill site in Hen Cove north of White's Landing, Santa Catalina Island 3 Comment
  RSA161120  Malacothamnus fasciculatus Peter H. Raven 1962-5-22 17852 Los Angeles Santa Catalina Island. Hillside of canyon about 3 miles below Middle Ranch. Comment
  UCR128014  Malacothamnus fasciculatus Mark A. Elvin 2003-8-13 2982 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  UC871576  Malacothamnus fasciculatus var. fasciculatus Ira W. Clokey, B. Templeton May 1929 4553 Los Angeles Mandeville Canyon; Santa Monica Mtns, Mandeville Canyon 500 Comment
  RSA434308B  Malacothamnus fremontii Bonnie C. Templeton 1926-3-18 s.n. Los Angeles Arroyo Seco. Comment
  UCR68613  Malacothamnus fremontii T. S. Ross, Steve Boyd 1990-6-6 2889 Los Angeles Los Padres National Forest, Piru Pond 645 Comment
  UC579571  Malacothrix californica G. T. Nordstrom 1935-4-6 443 Los Angeles 2 1/4 mi ne mouth of Snowy Creek (a tributary <of?> Piru Creek); Tejon Quadrangle 975 Comment
  CAS-BOT-BC520318  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains: Acton, 0.7 road mi SE of jct of Soledad Canyon Rd & Crown Valley Rd., 0.3 mi E of Crown Valley Rd on dirt Rd below US Forest Service boundary 829 Comment
  RSA0113365  Malacothrix clevelandii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7517 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR124760  Malacothrix glabrata B. C. Templeton 1930-5-19 1462 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  UCR132353  Malacothrix saxatilis John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  CAS-BOT-BC347930  Malacothrix saxatilis var. tenuifolia L. Street; G. Williams 1919-5-10 2719 Los Angeles Turnbull Canon [Canyon] 304 Comment
  POM199751  Malacothrix saxatilis var. tenuifolia I. W. Clokey, B. C. Templeton 1929-05 4550 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA631392  Malacothrix saxatilis var. tenuifolia Valerie L. Soza, LeRoy Gross 1999-5-10 458 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  CAS-BOT-BC167857  Malosma laurina 1902-8-6 5028 Los Angeles Avalon Comment
  RSA649824  Malosma laurina Matt Brooks 1988-4-12 59 Los Angeles Whittier, along th esouthern ridge of Dark Canyon 1.0 miles east of the Whittier water tank. Comment
  RSA653771  Malosma laurina Darron David 1992-5-15 17 Los Angeles Hacienda Heights: 3.7 miles south of the intersection of Colima Road & Haliburton Road, respectively. Comment
  SFV16072  Malva parviflora P. W. Byrne, K. Moser 1994-5-14 40 Los Angeles Santa Monica Mountains Topanga State Park. Topanga. Near entrance at end of Waveview Drive alongside a dirt fire road on north-facing slope. 350 Comment
  SFV16355  Malva parviflora P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island. Bird Rock near Isthmus Harbor. Bird guano covered rock just off shore. Bird Rock #5. 1 Comment
  RSA158342  Malva parviflora Peter H. Raven 1962-4-9 17129 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  HSC84056  Marah macrocarpa David Charlton 1987-1-31 631 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  LA30204  Marah macrocarpa Harlan Lewis; March 1950 sn Los Angeles Santa Monica Mountains, Mulholland Drive near Sepulveda Way Comment
  RSA440976  Marah macrocarpa G. D. Wallace 1978-2-12 1571 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA4562  Marah macrocarpa P. A. Munz 1915-4-6 2056 Los Angeles Claremont, CA. 366 Comment
  CHSC99445  Marah macrocarpa var. macrocarpa LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 b Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 823 Comment
  SD90442  Marah macrocarpa var. major Robert F. Thorne, Doug Propst 1973-2-12 42481 Los Angeles Santa Cataline Island, Ironwood Gully, E of Isthumus above Banning House 185 Comment
  RSA662181  Marrubium vulgare Carol Zuck 1981-2-27 62 Los Angeles W. Covina. East on I-10 between Barranca and Grand off ramps. Comment
  UC57428  Matricaria discoidea J. H. Barber 1897-3-21 88 Los Angeles Santa Monica Forestry Station Comment
  RSA583132  Matricaria matricarioides Timothy S. Ross 1993-4-22 6913 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon, along old dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam. 236 Comment
  SBBG92113  Matthiola incana A. C. Sanders 1988-2-18 7687 Los Angeles El Segundo dunes, W of LA Intl Airport, between Pershing Drive and Vista Del Mar Blvd 38 Comment
  RSA445537  Meconella denticulata Samuel R. Tyson 1942-4-15 s.n. Los Angeles San Dimas Experimental Forest: trail to flumes no. 4 and no. 5. Comment
  RSA495079  Medicago polymorpha A. C. Sanders 1988-5-18 7824 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  POM348032  Medicago polymorpha Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  RSA592307  Medicago polymorpha L. C. Wheeler 1967-5-13 9506 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  UCR177795  Melia azedarach LeRoy Gross 2001-10-6 448 Los Angeles Los Angeles Basin region, Big Tujunga Wash, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of the wash 366 Comment
  CAS-BOT-BC281509  Melica imperfecta Timothy S. Ross; Steve Boyd 1990-5-31 2730 Los Angeles San Gabriel Mts. Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1847 Comment
  CAS-BOT-BC281518  Melica imperfecta Carl Epling No date on label s.n. Los Angeles Los Alisos Canyon, Santa Monica Mts Comment
  CHSC100179  Melica imperfecta John Dittes 2006-5-30 1380 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  SFV21017  Melica imperfecta L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 700 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  UCD87796  Melica imperfecta T. S. Brandegee 1890-5-12 s.n. Los Angeles Santa Catalina Island. Comment
  UCD87966  Melica imperfecta W. M. Phillipson 1915-6-1 s.n. Los Angeles Monrovia. Comment
  UCR100604  Melica imperfecta B. G. Pitzer 1996-5-5 2853 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR193709  Melica imperfecta R. G. Swinney, Dave Larson 1999-6-25 7406 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
  RSA652193  Melilotus albus R. Evans 1951-4-27 s.n. Los Angeles 3/4 mile south of Puddingstone on Puddingstone Rd. Comment
  IRVC28161  Melilotus indicus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26277 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
  OBI69389  Melilotus indicus Vicki Arnold 1994-4-21 31 Los Angeles Los Angeles River adj to Lake Balboa N of Burbank Blvd on Balboa Blvd, Van Nuys Comment
  UCSB3450  Melilotus indicus Haller, John 1950-3-30 Los Angeles UCLA Base of Faculty Hill, near Sunset Blvd. Comment
  RSA127424  Mentha canadensis Peter H. Raven, H. J. Thompson 1959-10-25 14636 -A Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway. 137 Comment
  UCR191191  Mentzelia R. G. Swinney 1999-7-5 7523 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  SD113282  Mentzelia affinis D. F. Howe 1959-5-3 2716 Los Angeles 15 miles west of Lancaster Comment
  UC56425  Mentzelia affinis E. Braunton March 1903 866 Los Angeles Playa Comment
  SFV15636  Mentzelia albicaulis K. C. Molina, K. L. Garrett 1992-5-10 11 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. Gravel hillside. 1200 Comment
  RSA643162  Mentzelia albicaulis Orlando Mistretta 1995-3-14 1538 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma section. Comment
  RSA729202  Mentzelia congesta R. G. Swinney 1998-7-14 6448 Los Angeles Pine Mountain Ridge; 0.8 mi. west of Camp Lupine trail. Broad ridge top. 2262 Comment
  RSA729600  Mentzelia congesta R. G. Swinney 1998-7-10 6383 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  SFV16947  Mentzelia laevicaulis J. N. Hogue 1997-7-7 86 .1 Los Angeles San Gabriel Mountains San Francisquito Canyon. 457 Comment
  UCR119835  Mentzelia micrantha Jeremiah George 2001-5-29 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
  RSA446765  Mentzelia micrantha Anstruther Davidson 2804 Los Angeles Sierra Madre. Comment
  RSA679924  Mentzelia montana LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 933 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  RSA225989  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1971-6-29 40691 -a Los Angeles ca. 3.6 miles down Aliso Canyon from junction with Angeles Forest Rd. 945 Comment
  RSA757208  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2289 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  SBBG113101  Microseris douglasii S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 608 Los Angeles W side of Whitley's Pk, on ridgetop 390 Comment
  UCR186872  Microseris douglasii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32070 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, north of Hwy 138 and the California Aqueduct at the crossing of Oso Canyon 976 Comment
  CAS-BOT-BC348918  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1962-4-18 6958 Los Angeles Tehachapi Mountains. Tejon Ranch: north side of Oso Canyon on the road to Mexican Mine 1005 Comment
  RSA188052  Microseris heterocarpa R. F. Thorne 1966-4-6 35935 Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  UCR205616  Mimulus R. G. Swinney 2008-5-12 8832 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  POM267754  Mimulus aurantiacus var. pubescens Arthur L. Cohen 1934-8-2 495 Los Angeles Beverly Drive, Santa Monica. 61 Comment
  POM292803  Mimulus aurantiacus var. pubescens Lyman Benson 1945-5-11 11686 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  RSA0055982  Mimulus aurantiacus var. pubescens Richard G. Swinney 2010-5-25 12978 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. 659 Comment
  RSA127843  Mimulus aurantiacus var. pubescens Peter H. Raven 1959-5-9 14167 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage. 274 Comment
  RSA550785  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-23 1077 Los Angeles 1.5 mi NW of Bouquet Canyon Road along road to Green Valley. 915 Comment
  SFV3375  Mimulus aurantiacus var. pubescens P. G. Kilburn 1958-3-29 671 Los Angeles Santa Susana Mountains Phil Gentile Ranch. On road leading to pasture. 457 Comment
  RSA102534  Mimulus brevipes C. S. Williamson 1901-7-24 s.n. Los Angeles Mt. Lowe. Comment
  RSA182749  Mimulus brevipes J. Massey 1966-3-26 1121 Los Angeles Cobal Canyon near entrance. Comment
  RSA420985  Mimulus brevipes Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  CLARK-A1528-863  Mimulus cardinalis Kathi Klimberg 1970-5-24 Los Angeles Santa Catalina Island Comment
  SEINET13387032 Image available Mimulus floribundus R. G. Swinney 2011-1 15768 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 (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA774957  Mimulus guttatus R. G. Swinney 2009-5-6 10684 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  POM220010  Mimulus guttatus F. R. Fosberg 1932-5-7 8146 Los Angeles Santa Catalina Island. Grand Can[yon] below Falls. 100 Comment
  RSA0056586  Mimulus johnstonii Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42212 Los Angeles Summit of Mt. Waterman. 2447 Comment
  RSA0091136  Mimulus moschatus R. G. Swinney 2011-8-17 15643 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA729548  Mimulus moschatus R. G. Swinney 1998-8-6 6697 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  UC76066  Mimulus nasutus Geo. B. Grant April 1901 788 Los Angeles Griffith Park Los Angeles Comment
  RSA659873  Mimulus pilosus Orlando Mistretta 1992-8-20 780 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA506189  Mimulus rubellus Louis C. Wheeler 1948-6-13 6648 Los Angeles San Gabriel Mountains, Angeles National Forest: Wickiup Creek 1364 Comment
  CAS-BOT-BC434619  Mirabilis laevis var. crassifolia Le Roy Abrams 1901-4-4 1337 Los Angeles Chatsworth Park Comment
  UC1136580  Mirabilis laevis var. crassifolia R. St. John 1933-3-22 350 Los Angeles Bull Canyon 335 Comment
  RSA65744  Mollugo verticillata F. W. Peirson 1951-8-18 1855 Los Angeles Long Beach Park, Long Beach Comment
  RSA641076  Monardella australis Orlando Mistretta 1995-7-12 1924 Los Angeles San Gabriel Mountains: Little Rock Creek, Buckhorn Campground. 2073 Comment
  RSA532647  Monardella australis Tim S. Ross 1991-8-14 5779 Los Angeles Roundtop [Mtn.]. 1768 Comment
  SD237497  Monardella breweri R. G. Swinney 2008-6-4 8944 Los Angeles San Gabriel Mountains: Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center (Valyermo 7.5'Q) 1470 Comment
  RSA729099  Monardella linoides R. G. Swinney 1999-7-5 7503 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  RSA11619  Monardella linoides subsp. linoides C. Epling, W. Robinson 1934-7-27 s.n. Los Angeles Pine hwy, along road among rocks at lower edge of pinon, below Pinon Flat. Comment
  CAS-BOT-BC349493  Monolopia lanceolata Le Roy Abrams 1901-4-4 1317 Los Angeles Santa Monica Mts. bordering San Fernando Valley Comment
  RSA13801  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork, Big Rock Creek 1600 Comment
  RSA512026  Muhlenbergia californica L. C. Wheeler 1967-7-30 s.n. Los Angeles San Gabriel Mountains. Trail Canyon, vicinity of falls near confluence with McKinley Canyon. 732 Comment
  RSA0087028  Muhlenbergia microsperma R. G. Swinney 2010-3-18 11970 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA584601  Muhlenbergia microsperma Timothy S. Ross, Orlando Mistretta 1993-5-27 7330 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  RSA529915  Muhlenbergia rigens Timothy S. Ross 1991-8-16 5836 Los Angeles near divide between Colby and Wickiup Canyons 1720 Comment
  RSA596375  Muhlenbergia rigens Timothy S. Ross, Steve Boyd 1995-6-28 8626 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  CDA8832  Munzothamnus blairii T. Niehaus, W. Roderick 1965-4-2 390 Los Angeles Lemon Tank Canyon, San Clemente Island. Comment
  SBBG110499  Munzothamnus blairii S. A. Junak 1996-7-24 SCl 650 Los Angeles Box Cyn, ca. 1.2 mi inland from beach 228 Comment
  SD90411  Munzothamnus blairii Robert F. Thorne 1966-4-16 36029 Los Angeles San Clemente Island; canyon south of Lemon Tank, south of Nanny,northeast side of island. 149 Comment
  SD139748  Myriopteris newberryi Jon Rebman 1996-4-28 3101 Los Angeles San Clemente Island: Eagle Canyon on southeast side of island 149 Comment
  HSC13561  Nama demissa C. S. Apperson 1966-4-24 Los Angeles On 170th St. near Joshua Tree State Park Comment
  SEINET3480607  Nandina domestica Unknown 16 Los Angeles Los Angeles, Los Angeles Comment
  RSA398486  Nassella cernua James Henrickson 1973-01 8123 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon near Haypress area and Airport Road Comment
  RSA668292  Nassella cernua Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 92 Los Angeles San Clemente Island. Comment
  UCSB22345  Nassella cernua Bridge, Phillip 1966-5-13 Los Angeles North end of Mill Creek Camp, east from its junction with Soledad Canyon Road, Angeles National Forest 640 Comment
  CAS-BOT-BC259920  Nassella lepida A. J. McClatchie 1893-6-1 s.n. Los Angeles Pasadena Comment
  SBBG119313  Nassella lepida V. Soza with L. Gross 2001-4-18 1136 Los Angeles between Little Santa Anita and Santa Anita Cyns 701 Comment
  RSA91680  Nassella lepida F. W. Peirson 1918-4-28 1586 Los Angeles Summit of Turnbull Canyon, hills above Whittier Comment
  RSA648714  Nasturtium officinale Dolores Perez 1981-5-3 33 Los Angeles Hwy 39, Crystal Lake Recreation Area Comment
  UCR243029  Nasturtium officinale R. G. Swinney 2009-8-6 11540 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  RSA0127214  Nasturtium officinale Louis C. Wheeler 1967-7-18 10075 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  UCR252701  Navarretia Jeremiah George 2014-7-29 s.n. Los Angeles South Coastal Plain, Torrance, immediately south of Bishop Montgomery School, SW of junction of Torrance Blvd. and Palos Verdes Blvd. 22 Comment
  SD28066  Navarretia hamata Carl B. Wolf 1932-5-10 3525 Los Angeles Santa Catalina Island; along the equestrian Trail, back of Avalon 259 Comment
  RSA0091878  Navarretia hamata subsp. leptantha Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1540 Los Angeles Santa Catalina Island. Cottonwood Canyon, along N side of Cottonwood-Blackjack Road, ca. 1.65 miles WSW of Blackjack Peak. 304 Comment
  RSA586480  Nemacladus sigmoideus Orlando Mistretta, Mark Elvin 1995-6-20 1818 Los Angeles Bare Mountain Canyon. 1829 Comment
  UC1409139  Nemacladus sigmoideus Robert F. Thorne 1973-5-11 43469 Los Angeles 0.25-0.50 mi n Bob's Gap (2.5 mi due s of Llano, n slope of Holcomb Ridge, San Gabriel Mts, Mojave Desert slope); San Gabriel Mts., Holcomb Ridge 1158 Comment
  RSA608053  Nemophila menziesii Louis C. Wheeler 1931-2-7 s.n. Los Angeles Sargent's Grove. Comment
  SEINET13710998  Nemophila menziesii J. Adams, J. Adams (Botany) 1965-1 144 Los Angeles Ely Canyon 2500 Ft 762 Comment
  UCR108649  Nemophila menziesii var. integrifolia L. C. Wheeler 1967-5-18 9641 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  LA202608  Nemophila menziesii var. menziesii O. H. Kappler; 1941-4-8 190 Los Angeles Santa Monica Mountains, Sherman Oaks Comment
  RSA597821  Nemophila menziesii var. menziesii Louis C. Wheeler 1969-4-20 s.n. Los Angeles Mt. Emma Road just north of National Forest Boundary; ridge east of Hunt Canyon. Comment
  POM126670  Nepeta cataria R. L. Pendleton 1908-7-3 1391 Los Angeles Santa Catalina Island, Chicken John s Ranch. 229 Comment
  RSA182739  Nicolletia occidentalis J. Massey 1966-4-22 1276 Los Angeles 31 miles west of Victorville, south of Hi Vista Comment
  UCR189821  Nicotiana attenuata R. G. Swinney 1998-9-4 6886 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA426652  Nicotiana attenuata F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5505 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  UC1871158  Nicotiana glauca T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4936 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR259131  Nicotiana glauca R. G. Swinney 2010-5-4 12533 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  SEINET10696848  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3965 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  CAS-BOT-BC167062  Oenothera californica William M. Klein 1958-6-12 474 Los Angeles 23.2 mi. n. of Castaic on U.S. 99 to Los Angeles Comment
  UC20444  Oenothera californica subsp. californica J. H. Barber 1897-6-27 197 b Los Angeles Aliso Canyon Comment
  SBBG17429  Oenothera deltoides K. A. Wilson 1962-5-12 1269 Los Angeles E side of Pearblossom, corner of Hwy 138 and 131 St E, Antelope Valley Comment
  RSA562888  Oenothera deltoides subsp. deltoides D. Charlton 1991-4-16 4873 Los Angeles Lancaster, corner of 35 St. West, one block south of K. 701 Comment
  RSA748993  Oenothera rosea A. C. Sanders, T. B. Salvato 2009-5-21 36906 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 64 Comment
  POM311451A  Opuntia ficus-indica Lyman Benson 1963-3-22 16242 Los Angeles San Gabriel Mountains. Top of alluvial fan above (north of) Cucamonga. 457 Comment
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Sep 16 2021
  RSA588703  Opuntia phaeacantha Orlando Mistretta 1995-7-12 1922 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  RSA439549  Opuntia prolifera G. R. Johnstone 1931-5-10 s.n. Los Angeles Highland Ave. Comment
  RSA458968  Oreonana vestita George R. Johnstone 1928-6-10 15493 Los Angeles above Manker Flats on the N slope near Sierra Club Cabin Comment
  CATA1194  Orobanche bulbosa Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2207 Los Angeles Santa Catalina Island: Upper White's Landing Road. 426 Comment
  RSA0059171  Orobanche bulbosa Orlando Mistretta, Steve D. Boyd, Darin L. Banks 1994-4-29 1094 Los Angeles San Gabriel Mountains. Santiago Canyon. Ridge on W edge of Santiago Cyn watershed N. of Forest Road 4N20. 152 Comment
  CAS-BOT-BC499739  Orobanche californica subsp. feudgei G. D. Abrams 1906-7-13 s.n. Los Angeles East Los Angeles Comment
  RSA670403  Orobanche californica subsp. feudgei Bonnie C. Templeton 1932-5-31 4850 Los Angeles Big Pines Camp. San Gabriel Mountains. Comment
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Nov 15 2008
  RSA0077922  Orobanche fasciculata Ivan M. Johnston 1917-6-20 1908 Los Angeles Camp Baldy. 1371 Comment
  RSA641302  Orobanche valida subsp. valida Orlando Mistretta 1994-7-22 1449 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. Comment
  RSA402073  Orthocarpus purpurascens Ducelia Sabb 1937-7-3 19717 Los Angeles Los Angeles. Comment
  RSA650602  Orthocarpus purpurascens J. Doty 1969-4-19 626 Los Angeles east side of Bouquet Canyon road, 6.9 miles north of junction with Francisquito Canyon road; San Gabriel Mountains. 488 Comment
  RSA162823  Oxalis albicans subsp. californica Olmsted 1958-3-17 60 Los Angeles Johnson's Pasture Road. With southwest drainage along Thompson Creek. 1 1/4 mile northwest of intersection Indian Hill and Baseline, northwest of Claremont. 473 Comment
  POM86705  Oxalis corniculata George B. Grant 1906-1-10 s.n. Los Angeles Pasadena. Comment
  UCR216892  Oxalis pes-caprae R. G. Swinney 2009-2-20 10027 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  POM175433  Oxytheca parishii var. parishii Joseph A. Ewan 1930-6-25 2681 Los Angeles South slope Mt. Islip; San Gabriel Mountains 2454 Comment
  RSA549522  Oxytheca parishii var. parishii Tim S. Ross, S. D. Boyd 1990-6-18 3456 Los Angeles Ball Flat, 1500 m due N of Jackson Lake. 1756 Comment
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Mar 19 2014
  RSA598888  Packera breweri Steve Boyd, Timothy S. Ross 1997-3-21 9204 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  CAS-BOT-BC121166  Paeonia californica John Hunter Thomas 1957-3-9 6496 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena. 304 Comment
  LA99479  Paeonia californica Hisao P. Arai; 1957-3-16 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA445553  Papaver californicum N. C. Cooper 1945-5-1 2198 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  SBBG12197  Parapholis incurva P. H. Raven 1962-4-11 17276 Los Angeles due W of Wall 2 Comment
  CATA2015  Parietaria hespera var. californica Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 520 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  SBBG98428  Parietaria hespera var. californica T. Ross 1991-5-23 5480 Los Angeles mouth of Tota Cyn 6 Comment
  CATA1388  Paspalum dilatatum Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2521 Los Angeles Santa Catalina Island: Haypress Reservoir 414 Comment
  UCR193637  Passiflora caerulea A. C. Sanders 2008-7-10 35718 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  HSC3752  Pectocarya penicillata C. E. Fellows 1965-4-19 10 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  RSA0117525  Pectocarya penicillata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37973 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. 1141 Comment
  UCR149811  Pectocarya penicillata Scott D. White, Michael Honer 2004-3-30 9966 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCR153319  Pectocarya recurvata A. C. Sanders, T. B. Salvato 2005-4-26 29739 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  SBBG119429  Pectocarya recurvata S. D. White with K. Hughes 2000-5-16 7861 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  RSA600041  Pectocarya setosa Steve Boyd, Lauren Raz 1997-3-25 9261 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
  SD127610  Pedicularis semibarbata Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. Villasenor 1989-6-21 343 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  LA94153  Pellaea andromedifolia Lawrence L. Kiefer; 1966-4-30 1951 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi SW of Lake Sherwood. 304 Comment
  SFV20792  Pellaea andromedifolia L. Gross 2003-2-22 742 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Brand Canyon. Above the falls area up the west fork drainage area of Brand Canyon. Along east side above canyon bottom. 479 Comment
  SEINET12602649 Image available Pellaea andromedifolia Unknown 1929-3-28 Los Angeles Los Angeles County, CA Comment
  RSA226229  Pellaea andromedifolia var. andromedifolia Gary D. Cromwell, David W. Wheat 1971-5-14 649 Los Angeles San Gabriel Mountains: Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora. On ridge west of canyon mouth 457 Comment
  RSA596004  Pellaea andromedifolia var. andromedifolia T. S. Ross, J. Mark Porter 1995-5-4 8430 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 555 Comment
  CAS-BOT-BC67582  Pellaea mucronata Parish 1901-3-24 3644 Los Angeles Rubio Wash Comment
  CAS-BOT-BC71340  Pellaea mucronata Peter H. Raven; Henry J. Thompson 1959-4-3 13912 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway 548 Comment
  RSA686902  Pellaea mucronata May N. Ackley 1922-1 74 Los Angeles Verdugo Hills, Glendale. 244 Comment
  LA200084  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-20 1765 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 3 mi from Topanga on Old Topanga Road. 304 Comment
  RSA712716  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  SD255612  Pennisetum setaceum R. G. Swinney 2011-3-18 14137 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, SE of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  CHSC101199  Penstemon centranthifolius Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -40 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains, near Shoemaker Canyon. 1444 Comment
  JEPS15176  Penstemon centranthifolius P. L. Johannsen 1934-2-28 310 Los Angeles San Francisquito Canyon Santa Susana Quad., San Francisquito Canyon Comment
  PASA858  Penstemon centranthifolius Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  POM11621  Penstemon centranthifolius Philip A. Munz 1921-6-18 4569 Los Angeles head of Sheep Creek (north slope of San Antonio Mountains) 1524 Comment
  POM50629  Penstemon centranthifolius A. D. E. Elmer 1902-06 3606 Los Angeles Acton, Mt. Gleason. Comment
  RSA570004  Penstemon centranthifolius Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4927 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  SEINET13387026 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15169 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  UCR277394  Penstemon centranthifolius R. G. Swinney 2010-6-1 13164 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SDSU10929  Penstemon centranthifolius Lorenzo Cook 1931-5-9 Los Angeles Tapanga Canyon. Comment
  RSA0078385  Penstemon grinnellii R. G. Swinney 2010-10-8 14008 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  UCSB16912  Penstemon grinnellii Breedlove, Dennis 1962-5-12 Los Angeles along U.S. Highway 99; 8.0 miles south of Gorman 883 Comment
  POM156286  Penstemon grinnellii subsp. grinnellii L. R. Abrams 1902-6-30 2579 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA586975  Penstemon grinnellii subsp. grinnellii Orlando Mistretta 1995-5-23 1722 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. West side tributary drainage NE of Pacifico Mtn. 1616 Comment
  CHSC95355  Penstemon grinnellii var. grinnellii L. P. Janeway 2006-6-9 9675 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.4 air km northeast of Vincent Gap. 2079 Comment
  NY601183  Penstemon grinnellii var. grinnellii F. W. Pennell 1940-6-24 25998 Los Angeles Pine Mountain, south of Swartout 2468.9 Comment
  NY601184  Penstemon grinnellii var. grinnellii F. W. Pennell 1940-6-25 26006 Los Angeles Mount Wilson 1676.4 Comment
  SBBG118936  Penstemon heterophyllus S. D. White with P. De Vries 2004-6-14 10495 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  RSA408093  Penstemon heterophyllus var. australis H. L. Bauer 1932-5-1 16801 Los Angeles Calabasas. Comment
  SBBG17016  Penstemon heterophyllus var. australis M. Vincent 1961-5-10 45 Los Angeles Malibu Cyn road, 0.25 mi N of Tapia Park Comment
  RSA733388  Penstemon speciosus R. G. Swinney 2001-6-16 7987 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  RSA401902  Penstemon spectabilis Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA650000  Penstemon spectabilis Floyd Hicks 1948-5-24 15 Los Angeles 2 1/2 mi. north of Covina between Covina and Agrese [?] on Citrus Ave. 168 Comment
  UC206185  Pentachaeta lyonii Katharine Brandegee Los Angeles Santa Catalina Isl. Comment
  LA94213  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-4-9 1838 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, ca 3 mi N of Sunset Blvd in ravine W of road. 182 Comment
  SBBG20556  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-8 6393 Los Angeles cyn head above Mosquito Cove, between Triangulation Pts Malo and Chenity 243 Comment
  POM155797  Pentagramma triangularis subsp. viscosa M. B. Dunkle 1928-4-21 1879 Los Angeles Santa Catalina Island: Renton Mine. 335 Comment
  SBBG76921  Pentagramma triangularis subsp. viscosa W. A. Wright 1931-2-19 Los Angeles Bannings Cyn, 0.5 mi from sea Comment
  RSA509705  Perideridia parishii subsp. latifolia L. C. Wheeler 1967-8-2 10313 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  RSA80357  Perideridia pringlei F. W. Peirson 1930-5-12 8793 Los Angeles Near foot of grade north of Vincent. Comment
  SD37596  Peritoma arborea var. arborea Edith A. Purer 1932-4-23 Los Angeles El Segundo Comment
  SD90288  Peritoma arborea var. arborea Robert F. Thorne 1970-3-6 39390 Los Angeles Santa Catalina Island; Fisherman's Cove near Marine Biological Laboratory. 20 Comment
  SBBG80321  Perityle emoryi F. C. Boutin 1967-4-23 1672 Los Angeles Lemon Tank 304 Comment
  UC1215179  Perityle emoryi Peter H. Raven 1962-5-9 17658 Los Angeles along road just n Guds; San Clemente Island 249 Comment
  RSA151221  Perityle emoryi P. H. Raven 1962-4-12 17345 Los Angeles Wall of narrow canyon, Wilson Cove, San Clemente Island 91 Comment
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Dec 25 2010
  RSA92222  Perityle emoryi F. W. Peirson 1907-7-1 1368 Los Angeles Catalina Island. Comment
  RSA788643  Petunia parviflora D. E. Bramlet, R. L. Allen 2011-5-26 4849 Los Angeles Terrace beside (W) San Jose Creek. Found E of the 605 freeway, 165m E San Gabriel River and 210m S of Pellissier Place. 64 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
  UCR138526  Phacelia affinis L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, Oak Spring, Oak Spring Canyon, off Little Tujunga 793 Comment
  UC1922233  Phacelia brachyloba Valerie L. Soza, Laura Moore 2000-5-10 863 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. Near 34deg 14' 28.7'' N 118deg 17' 59.5'' W T2N R14W NE/4, SW/4 & NW/4, Comment
  LA40167  Phacelia cicutaria var. hispida Pickman; 1961-5-11 10 Los Angeles Santa Monica Mountains, Mulholland Drive, Seminole Hot Springs 365 Comment
  RSA609280  Phacelia cicutaria var. hispida Louis C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1220 Comment
  UC55307  Phacelia cicutaria var. hispida J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  RSA133408  Phacelia cicutaria var. hispida Peter H. Raven 1959-5-3 14055 Los Angeles Santa Monica Mountains: Mulholland Drive near head of Franklin Canyon 381 Comment
  SD38312  Phacelia cicutaria var. hubbyi Edith A. Purer 1935-5-11 6550 Los Angeles Milibou Road, Santa Monica Mountains. Comment
  UCR220056  Phacelia cryptantha R. G. Swinney 2009-4-24 10438 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA783042  Phacelia cryptantha J. D. Olmsted 1959-6-7 635 Los Angeles Fish Fork 1/2 mile east of 5th falls and east of the east fork of the San Gabriel River 1463 Comment
  UCR223365  Phacelia davidsonii R. G. Swinney 2009-5-27 10865 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR193546  Phacelia distans R. G. Swinney 1999-6-5 7267 Los Angeles San Gabriel Mtns., ridge extending west from Big John Peak, above Big John Flat 1817 Comment
  UCR210658  Phacelia distans R. G. Swinney 2009-1-19 9992 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  UCR223370  Phacelia distans R. G. Swinney 2009-5-20 10819 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
  UCR258841  Phacelia distans R. G. Swinney 2010-3-22 12037 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR282036  Phacelia distans R. G. Swinney 2014-4-30 16244 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
  RSA158285  Phacelia distans Peter H. Raven 1962-4-11 17306 Los Angeles Behind Northwest Harbor; San Clemente Island. 6 Comment
  CLARK-A1528-5107  Phacelia douglasii John C. Roos 1937-3-25 680 Los Angeles 914 Comment
  RSA552393  Phacelia douglasii D. Charlton 1990-4-7 4109 Los Angeles Kentucky Springs, Sierra Highway, northern edge of Angeles National Forest. 1037 Comment
  UC50447  Phacelia douglasii H. M. Hall Apr 1903 3778 Los Angeles Playa del Rey Comment
  SD40089  Phacelia douglasii Edith A. Purer 1933-4-13 4990 Los Angeles Comment
  UCR199007  Phacelia fremontii Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCR271978  Phacelia fremontii R. G. Swinney 2011-5-31 14891 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA316358  Phacelia fremontii Robert F. Thorne 1982-4-20 54986 Los Angeles 2.5 miles S of Llano 1159 Comment
  UC672396  Phacelia grandiflora Frank W. Peirson 1925-4-23 5809 Los Angeles small side canyon San Gabriel Canyon 304 Comment
  POM264310  Phacelia lemmonii J. C. Roos 1937-5-31 675 Los Angeles Creek bed on S side of Mojave Desert, above Valyermo Comment
  JEPS4089  Phacelia longipes Rimo Bacigalupi with L. R. Heckard, and G. T. Robbins 1953-6-14 4192 Los Angeles upper slopes of the south fork of Rock Creek Canyon Angeles National Forest, San Gabriel Mts. (n slopes of mts.) 1432 Comment
  RSA177774  Phacelia lyonii Robert F. Thorne, P. Everett 1965-5-11 34526 Los Angeles Ballast Point, E side of Catalina Harbor, Santa Catalina Island 61 Comment
  SBBG13134  Phacelia lyonii E. R. Blakley 1962-6-9 5206 Los Angeles cyn W of rd, 2.5 mi N of China Pt 213 Comment
  POM7593  Phacelia minor P. A. Munz 1920-5-2 3818 Los Angeles San Dimas Canyon. 457 Comment
  SFV21794  Phacelia minor V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 750 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. South-southwest-facing slope below trail along ridgetop. 427 Comment
  UC1611566  Phacelia minor Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4836 Los Angeles Parker Mountain Liebre Mountains, Acton 7.5' USGS Quadrangle (and ridge to sw, sw of Acton and nne of Ravenna, nw Los Angeles Co.) 1118 Comment
  RSA428075  Phacelia minor Frances Runyan 1973-4-7 38 Los Angeles Agua Dulce Canyon Rd., south of freeway 610 Comment
  SD38336  Phacelia parryi Edith A. Purer 1935-5-11 6565 Los Angeles Santa Monica Mountains: Malibou Road. Comment
  UCR227620  Phacelia ramosissima D. E. Bramlet, A. Rudalevige 2010-6-22 4726 Los Angeles Chino-Puente Hills, Tonner Canyon Ridgeline along the Brea Ridge Motorway adjacent to transmission line, 945m west of Tonner Canyon Road 319 Comment
  RSA184358  Phacelia ramosissima var. latifolia S. F. Blake 1910-7-26 500 Los Angeles Dry bank, near Pasadena Comment
  RSA106837  Phacelia tanacetifolia Percy C. Everett, Nick Lolonis 1962-4-30 24459 Los Angeles Hwy 138 at intersection with Palmdale Road Comment
  LA81959  Phacelia viscida O. H. Kappler; 1941-4-9 191 Los Angeles Santa Monica Mountains, Carbon Canyon, N of Pacific Coast Hwy 101, N of road Comment
  SBBG17009  Phacelia viscida K. A. Wilson 1961-3-18 1043 Los Angeles Latigo Cyn Rd, 2 mi S of Mulholland Hwy Comment
  RSA0117858  Phalaris minor Robert L. Benson 1960-5-26 51 Los Angeles 1/2 mile above fire station, San Antonio Canyon. Mt. Range: San Gabriel. 609 Comment
  SBBG113254  Phalaris paradoxa S. A. Junak with M. L. Hoefs 1997-6-5 SCa 427 Los Angeles Deer Valley Reservoir (Summit Reservoir) ca. 1.5 mi E of isthmus on S side of main rd 155 Comment
  UCR260081  Phlox gracilis Mitch Provance, Callen Huff 2009-4-28 10710 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR136953  Pholisma arenarium B. C. Templeton 1938-6-30 6514 Los Angeles South Coast, El Segundo, sand dunes Comment
  UCR229490  Pholisma arenarium Jeremiah George 2011-7-12 s.n. Los Angeles South Coast, Palos Verdes Estates, just off Palos Verdes Dr. North Comment
  SD86350  Pholistoma auritum var. auritum R. Mitchel Beauchamp, M. Douglas 1972-3-24 3220 Los Angeles San Clemente Island, on shady canyon bottom 99 Comment
  RSA628875  Pholistoma membranaceum Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  SEINET3246013  Pholistoma membranaceum R. G. Swinney 2009-1 10251 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert: Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1223 Comment
  UC1228868  Pholistoma racemosum Peter H. Raven 1962-4-11 17264 Los Angeles rocks by sea due w. of Wall 2 San Clemente Isl. 3 Comment
  UC6070  Phoradendron densum J. H. Barber 1897-6-28 205 Los Angeles Kentucky Springs near Acton; Kentucky Springs Comment
  UCR168435  Phoradendron juniperinum subsp. libocedri I. M. Johnston 1917-8-23 1718 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  RSA585446  Phoradendron macrophyllum Tim S. Ross 1990-5-29 2675 Los Angeles Valyermo: at Valyermo Ranger District Office Angeles National Forest. 1134 Comment
  RSA434507  Phyla lanceolata Anstruther Davidson 1889-07 s.n. Los Angeles Cienega, Los Angeles. Comment
  POM223069  Phyla nodiflora Louis C. Wheeler 1933-7-7 1925 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA434515  Phyla nodiflora Edwin Kline 1928-5-31 s.n. Los Angeles Vacant lots + waste places. 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
  UC83457  Pickeringia montana var. tomentosa Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  RSA587192  Picris echioides Scott D. White 1995-12-5 37705 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  SD239482  Pinus halepensis Sandra Murcia s.n., Gregg Miller 2006-3-10 Los Angeles South Coast: Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes (Torrance 7.5'Q) 305 Comment
  RSA384339  Pinus jeffreyi L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  RSA384349  Pinus lambertiana Ora M. Clark 1928-12-8 1364 Los Angeles Mt. San Antonio Comment
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Mar 27 2014
  CATA1929  Pinus radiata Amy Catalano, Anne Kelly 2014-10-14 021 Los Angeles Santa Catalina Island: Middle Canyon Road 271 Comment
  UCR280397  Piperia Jeremiah George, Eric Kline 2017-4-17 417- 02 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  CATA1878  Piperia cooperi Denise Knapp 2003-4-5 Los Angeles Santa Catalina Island: At the Blair Ironwood Grove, between Black Jack and Echo Lake 373 Comment
  RSA0037422  Piptatherum miliaceum R. G. Swinney 2010-5-29 13415 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  UCR95757  Piptatherum miliaceum Lauren Raz, Steve Boyd 1996-10-23 061 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  SD129307  Pittosporum undulatum A. C. Sanders 1987-12-4 7444 Los Angeles El Segundo Dunes, immediately W of Los Angeles International Airport & Pershing Dr. 29 Comment
  CAS-BOT-BC71776  Pityrogramma triangularis var. viscosa George B. Grant; Walter Wheeler 1904-4-21 530 a/3350 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC71777  Pityrogramma triangularis var. viscosa George B. Grant; Walter Wheeler 1904-4-21 H 3350 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA600031  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-25 9251 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
  RSA715201  Plagiobothrys arizonicus Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1934 Los Angeles West of Palmdale, north end of Munz Ranch road. Comment
  RSA595156  Plagiobothrys canescens Steve Boyd 1996-4-25 8701 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
  POM18431  Plagiobothrys collinus var. californicus P. A. Munz 1923-4-10 6705 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC434241  Plagiobothrys nothofulvus A. C. Sanders 2007-4-19 33414 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  POM368910  Plagiobothrys nothofulvus Thekla Mohr 1897-02 s.n. Los Angeles San Gabriel Comment
  RSA604054  Planodes virginica L. C. Wheeler 1933-4-27 1669 Los Angeles San Pedro Hills 304 Comment
  CATA492  Plantago coronopus Sara L. Crockett 1997-4-1 634 Los Angeles Santa Catalina Island: 0.5 mile SE of Rancho Escondido on Two Harbors Road, W side of road; low ridge adjacent to road about 50 m upslope from road 286 Comment
  RSA583034  Plantago erecta Tim S. Ross 1993-4-22 6878 Los Angeles Santa Catalina Island, SW part of the island in the vicinity of Cactus Peak (1560ft) Northeasterly slope 100 m due N of summit. 468 Comment
  RSA709539  Plantago erecta A. C. Sanders 2003-4-29 26167 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  SBBG79279  Plantago erecta F. R. Fosberg 1932-5-7 8156 Los Angeles Hay Press [Haypress] Comment
  UC138877  Plantago erecta C. F. Baker 1903-5-5 4736 Los Angeles Claremont Comment
  UCR229525  Plantago erecta Dan S. Cooper 2011-3-8 311- 37 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD39910  Plantago erecta EA Purer 1931-3-12 1515 Los Angeles Near El Segundo, Grassy flat. Comment
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Nov 21 2019
  SD39912  Plantago erecta EA Purer 1932-5-14 2945 Los Angeles El Segundo established dunes. Comment
  JEPS7125  Plantago lanceolata Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  SBBG131584  Plantago ovata S. A. Junak 2000-4-15 SCa 1221 Los Angeles E of Lone Tree 432 Comment
  SBBG68776  Plantago ovata var. fastigiata M. N. Ackley -Mar-1927 789 Los Angeles Baldwin Hills 106 Comment
  RSA177837  Plantago ovata var. insularis Robert F. Thorne, Percy C. Everett 1965-5-11 34584 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA251452  Plantago ovata var. insularis Robert F. Thorne 1966-4-16 36037 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  RSA616130  Platanthera sparsiflora Louis C. Wheeler 1966-8-21 8827 Los Angeles San Gabriel Mountains: Dorr Canyon, northwest side Mount Burnham. Comment
  CHSC29260  Platanus racemosa Alisa Goldman 1980-4-5 5 Los Angeles Temescal Canyon, Presbyterian Conference Grounds, Sunset Blvd. and Temescal Cyn. Rd., Pacific Palisades. 167 Comment
  RSA584118  Platanus racemosa Tim S. Ross 1990-6-11 2989 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA600718  Platystemon californicus Louis C. Wheeler 1955-4-17 7135 Los Angeles Little Rock Creek at confluence with Bare Mountain Canyon.. . Comment
  SDSU879  Platystemon californicus D. F. Howe 1947-5-5 1541 Los Angeles Hwy between Palmdale & Littlerock. Comment
  RSA445705  Platystemon californicus Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  POM96954  Plectritis ciliosa subsp. insignis Philip A. Munz 1925-4-23 9415 Los Angeles San Gabriel Canyon. 305 Comment
  POM1248  Poa annua I. M. Johnston 1916-12-29 s.n. Los Angeles Claremont 366 Comment
  RSA599962  Poa annua L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  RSA725928  Poa secunda R. G. Swinney 1996-5-27 4742 Los Angeles Eastern San Gabriel Mtns.: east of Table Mtn. and NW of Wright Ridge., MJ-3E, ON 2252 Comment
  RSA730952  Poa secunda Gary D. Wallace 1979-5-26 1848 Los Angeles San Gabriel Mountains: along Angeles Forest Highway just west of Clear Creek Ranger Station Comment
  LA12629  Poa secunda subsp. secunda Louis Wheeler; April 1932 565 Los Angeles Antelope Valley, 4 mi. WSW Fairmont 914 Comment
  RSA484211  Poa secunda subsp. secunda I. M. Johnston 1917-7-20 1355 Los Angeles Baldy lookout of USFS 2133 Comment
  SD91995  Polygonum argyrocoleon Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22702 Los Angeles sandy flat, NW end of San Clemente Island 4 Comment
  CAS-BOT-BC414181  Polygonum aviculare subsp. depressum Peter H. Raven; Henry J. Thompson 1959-9-27 14514 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Sepulveda Canyon 243 Comment
  UCR206480  Polygonum hydropiperoides R. G. Swinney 2008-5-30 8895 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA653892  Polypodium californicum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 799 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  RSA689895  Polypodium californicum F. R. Fosberg 1931-1-7 7119 Los Angeles Mouth of little Santa Anita Canyon, Sierra Madre. 300 Comment
  UC1518849  Polypodium californicum J. Henrickson 1963-5-5 32315 Los Angeles 4 mi n Claremont (Cobal Canyon); San Gabriel Mts foothills 518 Comment
  UCR200271  Polypogon interruptus P. H. Raven, R. F. Thorne 1964-5-7 19033 Los Angeles Transverse Ranges; Santa Monica Mountains, Saddle Rock Ranch, near Seminole Hot Springs 610 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
  SBBG59504  Polypogon monspeliensis M. N. Ackley -Jun-1927 12 Los Angeles Sycamore Park 228 Comment
  UCD91380  Polypogon monspeliensis Robert F. Thorne; P. Everett 1965-5-11 34550 Los Angeles Behind N beach at Little Harbor, Santa Catalina Island. 1 Comment
  SEINET10593641  Polypogon monspeliensis Joseph A. Ewan 1936-8-6 Ewan 9971 Los Angeles Shade of thick willow thicket Head of Cedar Canyon off Mescal Canyon. San Gabriel 1981 Comment
  RSA206141  Polypogon viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
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Dec 6 2010
  UCD91456  Polypogon viridis P. C. Everett; E. K. Balls 1960-5-30 24133 Los Angeles San Gabriel Canyon, 2.5 mile from Azusa. 243 Comment
  LA11942  Polypogon viridis J. A. Ewan; 1932-6-28 7512 Los Angeles Santa Monica Mountains, Los Angeles River at Hyperion Bridge Comment
  UCR258523  Polystichum imbricans R. G. Swinney 2010-8-9 13480 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  POM120337  Polystichum imbricans subsp. curtum George B. Grant 1904-5-19 6236 Los Angeles Mt. Wilson Comment
  POM806  Polystichum imbricans subsp. imbricans C. F. Baker 1903-8-2 3674 Los Angeles San Antonio Canyon, Claremont. Comment
  POM360796  Populus trichocarpa F. R. Fosberg 1931-7-16 S 5432 Los Angeles Gallagher's Canyon, left fork. Santa Catalina Island. 80 Comment
  SD219103  Potentilla glandulosa subsp. reflexa Orlando Mistretta, Christine Mistretta 2008-5-6 2666 Los Angeles San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 626 Comment
  RSA453209  Prunus emarginata Christopher Davidson 1975-5-25 2556 Los Angeles 3.3 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.2 mi past Sandberg Pk. 1692 Comment
  RSA128281  Prunus ilicifolia H. J. Thompson 1959-3-27 1892 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 732 Comment
  UCD113470  Prunus ilicifolia Geoffrey Levin 1974-5-2 69 Los Angeles wash in Blancahrd Park, Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  RSA596228  Prunus ilicifolia subsp. ilicifolia Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3392 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  CATA210  Prunus ilicifolia subsp. lyonii Mark L. Hoefs, A. Douglas Propst 1973-4-24 192 Los Angeles Santa Catalina Island: Upper Descanso Canyon, west fork 198 Comment
  SBBG12128  Prunus ilicifolia subsp. lyonii P. H. Raven 1962-7-10 17972 Los Angeles upper reaches of Cave Cyn, in large cyn draining SW from Thirst Comment
  CAS-BOT-BC154778  Prunus virginiana var. demissa Tim Ross 1990-8-17 3180 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the vicinity of Columbine Spring 2206 Comment
  RSA510677  Pseudognaphalium biolettii Steven A. Junak 1988-5-11 254 Los Angeles San Nicolas Island, N runway access road, 0.1 mile S of Beach Road. 128 Comment
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May 14 2014
  UC557807  Pseudognaphalium biolettii Nell Murbarger 1936-3-1 8 Los Angeles San Clemente Island Comment
  RSA527607  Pseudognaphalium biolettii Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4432 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA527791  Pseudognaphalium biolettii Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4357 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA91750  Pseudognaphalium biolettii F. W. Peirson 1919-1-26 304 Los Angeles Rubio Canyon, south base of San Gabriel Mt. 534 Comment
  RSA0092553  Pseudognaphalium californicum Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14324 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA0094715  Pseudognaphalium californicum R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14324 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  SBBG108925  Pseudognaphalium californicum S. A. Junak 1997-4-24 SCl 870 Los Angeles terrace just S of Wall Rock Cyn, near small fork from S side 298 Comment
  SEINET3195633 Image available Pseudognaphalium californicum G. Rink 2011-6-1 10578 Los Angeles Chino Hills, northeast of La Brea. 260 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
  SD69016  Pseudognaphalium luteoalbum Robert F. Thorne, D. Propst 1968-5-27 37640 Los Angeles Santa Catalina Island; Ben Weston Beach at mouth of Middle Ranch Canyon. Comment
  CAS-BOT-BC357639  Pseudognaphalium stramineum Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10079 Los Angeles At hillside Cienega on s. slope Mt. Waterman, San Gabriel Mts. 2133 Comment
  SEINET5334802  Pseudotsuga macrocarpa G. B. Grant 1050 Los Angeles Mt. Lowe 1524 Comment
  RSA544548  Psilocarphus brevissimus Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6118 Los Angeles San Clemente Island, west of the west fork of China Canyon. 83 degrees east, 410m distance from 1448'BM. 1865 Comment
  CAS-BOT-BC361699  Psilocarphus brevissimus var. brevissimus Louis C. Wheeler 1934-3-31 2493 Los Angeles La Verne 304 Comment
  SBBG106224  Psilocarphus tenellus S. A. Junak 1985-5-16 SCl 110 Los Angeles near Eagle Cyn in artificial vernal pool on E side of main rd, ca. 0.75 mi S of SHOBA gate 481 Comment
  RSA228973  Pterospora andromedea R. F. Thorne 1971-8-25 41292 Los Angeles San Gabriel Mts., Angeles National Forest: Above Little Jimmy Springs along trail to Windy Gap 2287 Comment
  CAS-BOT-BC421213  Pterostegia drymarioides Le Roy Abrams 1899-4-1 214 Los Angeles Ballona Harbor Comment
  UCR186749  Pterostegia drymarioides T. B. Salvato, Sandra Murcia 2007-3-28 2005 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  RSA453107  Pterostegia drymarioides E. Crow 1928-4-11 247 Los Angeles hills south of Pomona Comment
  RSA681340  Pterostegia drymarioides LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 951 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  UCR116939  Punica granatum A. C. Sanders, D. Malueg 2001-5-17 24346 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  SD262370  Purshia tridentata var. glandulosa R. G. Swinney 2014-4-24 16228 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. Site of small, c. 4 ac., fire in 2013. 1244 Comment
  UC909734  Purshia tridentata var. glandulosa Norman C. Cooper 1948-4-21 2669 Los Angeles Littlerock 762 Comment
  POM293199  Pycnanthemum californicum Lyman Benson 1948-10-25 13543 Los Angeles Spring one mile above mouth of San Antonio Canyon, Pacific Slope Drainage Area, San Gabriel Mountains. 793 Comment
  RSA401594A  Pycnanthemum californicum F. R. Fosberg, Joseph A. Ewan 1931-8-10 S- 5627 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR223735  Pycnanthemum californicum R. G. Swinney 2009-6-12 11141 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UC993209  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  UCD45151  Quercus X alvordiana J. M. Tucker 1948-9-26 1880 1 Los Angeles At the bottom of a gentle, north-facing slope, beside Highway 138, 9.6 miles east of Gorman, Los Angeles County, California. Comment
  RSA0097609  Quercus X grandidentata R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14354 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  RSA477330  Quercus X macdonaldii M. B. Dunkle 1929-3-17 2066 Los Angeles Black Jack, Santa Catalina Island. Comment
  SBBG131771  Quercus X macdonaldii S. A. Junak 1999-5-21 SCa 986 Los Angeles W side of Coffee Pot Cyn, just upstream from rd crossing 411 Comment
  UCD46920  Quercus X macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles Larel St., South Pasadena. Comment
  CAS-BOT-BC45631  Quercus agrifolia F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  UCD45007  Quercus agrifolia Lionel A. Stange 1956-3-11 s.n. Los Angeles A huge tree in South Portal Canyon, Los Angeles, California. Comment
  CHSC99435  Quercus berberidifolia LeRoy Gross 2000-11-12 326 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. Near road. 411 Comment
  RSA655464  Quercus berberidifolia LeRoy Gross 2000-11-12 326 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  UCD170061  Quercus berberidifolia Fay A. MacFadden 1931-3-15 2938 Los Angeles Verdugo Hills, La Tuna Canyon. 404 Comment
  RSA0115312  Quercus chrysolepis R. G. Swinney 2011-10-27 15909 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
  RSA202480  Quercus chrysolepis R. L. Armacost 1962-10-6 1510 Los Angeles upper San Antonio Canyon near Claremont Comment
  RSA476889  Quercus chrysolepis L. E. Hoffman 1931-5-11 s.n. Los Angeles Millard's Canyon, Angeles Nat'l Forest. Comment
  SD1106  Quercus chrysolepis Mabel Eamond Jul 1928 Los Angeles Old Baldy, near Los Angeles, mountain canyons Comment
  UCD40442  Quercus chrysolepis Rodney Gale Myatt 1970-9-16 570 -14 Los Angeles Along Baldy Mt. Road, at wash next to powerhouse. Near Los Angeles County line, north of Pomona. 1380 Comment
  UCD45588  Quercus chrysolepis D. H. Wilken 1996-6-2 15218 Los Angeles San Clemente Island. E side of Horse Cyn, 2.5 km sse of Boulder, 4.5 km ne of Lost Pt, 470m elev. 470 Comment
  UCR273185  Quercus chrysolepis R. G. Swinney 2011-10-25 15884 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
  CATA1760  Quercus douglasii E. R. Blakley 1962-10-6 5472 Los Angeles Santa Catalina Island: Head of Bulrush Canyon 358 Comment
  CAS-BOT-BC86400  Quercus dumosa Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Santa Catalina Island Comment
  SACT002648  Quercus dumosa Louis Wheeler 1931-11-6 Los Angeles North chaparral slope. Foot hills 0.5 mile East Palmer Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC86215  Quercus dumosa J. Ewan 1931-10-11 5242 Los Angeles Sepulveda Canyon Rd. N of Mullholland. Santa Monica Mts. Comment
  SEINET12034338  Quercus dumosa J. A. Ewan 1933-1 10800 Los Angeles cabove Verdugo Canyon Comment
  UCSB28053  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  POM2110  Quercus durata var. gabrielensis I. M. Johnston 1918-9-1 2138 Los Angeles Fern Canyon, north of Brown's Flat; (just north of Pomona 'P') Comment
  RSA476601  Quercus durata var. gabrielensis F. R. Fosberg 1931-11-29 7080 Los Angeles La Crescenta Comment
  UCR137344  Quercus engelmannii R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns, in and near the city of Glendora, north of Sierra Madre Avenue and west of the Church of the Open Door 367 Comment
  UCSB59623  Quercus engelmannii Muller, Cornelius 1937-8-31 Los Angeles Santa Anita near Arcadia 91 Comment
  CAS-BOT-BC94261  Quercus garryana var. breweri Timothy S. Ross; Steve Boyd 1994-5-24 7864 Los Angeles NNE slope of Grass Mountain: 130-140 m SE of saddle between Munz Canyon & Burns Canyon. Lake Hughes 7.5' USGS Quadrangle 1231 Comment
  UCD46260  Quercus john-tuckeri Daryl Koutnik; Bruce Holguin 1978-4-1 215 Los Angeles Scattered shrub on east-facing slope. West side of Sierra Hwy and 1 mile north of State Hwy 14. 987 Comment
  CAS-BOT-BC354348  Quercus lobata R. E. Riefner, Jr. 2012-12-11 12 -595 Los Angeles Sun Valley, La Tuna Canyon, La Tuna Canyon Rd. at Wildwood Ave. 281 Comment
  CATA399  Quercus lobata Mark L. Hoefs, A. Douglas Propst 1974-5-10 469 Los Angeles Santa Catalina Island: Upper Fern Canyon 335 Comment
  HSC8270  Quercus lobata C. E. Fellows 1965-9-3 120 Los Angeles 2/10th mi S of intersection of Hwy. 101 and Mulholland Dr. on Mulholland Dr. W side of rd. Comment
  CAS-BOT-BC257779  Quercus tomentella P. S. Manos 1988-10-28 684 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 Comment
  CATA2336  Quercus tomentella F. C. Boutin 1967-4-23 1659 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 304 Comment
  SBBG108346  Quercus tomentella D. H. Wilken with D. Kershaw 1996-5-30 15217 Los Angeles E side of Twin Dams Cyn, 1.1 km NNW of Boulder, 1.8 km SE of Pk 455 Comment
  SBBG43934  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SEINET3127835  Quercus wislizeni Unknown 1904-5-17 1088 /6229 Los Angeles Mt. Wilson Comment
  UC566169  Quercus wislizeni A. D. Gifford 535 Los Angeles 1/4 mi se Kelley Ranch (3 mi nw Redrock Mt.) 975 Comment
  UC1135918  Quercus wislizeni var. frutescens A. Lewis Feb 1934 256 Los Angeles Head of San Francisquito Canyon Angeles National Forest, Elizabeth Lake Quad. 1127 Comment
  UC848384  Quercus wislizeni var. frutescens J. Franklin Collins 1918-4-16 A Los Angeles above Alpine Tavern; Mt. Lowe Comment
  SEINET13716607  Ranunculus californicus Unknown 1957-4-17 s.n. Los Angeles Kellogg Ranch west of Pomona. Comment
  SBBG82792  Ranunculus californicus var. californicus M. Bufkin -Apr-1895 Los Angeles Pasadena Comment
  RSA638922  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1946-8-27 6253 Los Angeles San Gabriel Mountains: Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1113 Comment
  UCR258952  Raphanus sativus R. G. Swinney 2010-2-27 11766 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
  SEINET10838524  Raphanus sativus David B. Dunn 1941-2-22 Dunn 681 Los Angeles Collected on westwood blvd., 2 Blocks south of santa monica blvd. Comment
  SEINET11522477  Raphanus sativus N. Bacon 1967-3-29 s.n. Los Angeles Los Angeles City, Glenwood Place, South Gate. Comment
  UCR274340  Raphanus sativus Steven A. Junak 1999-5-21 SCa- 1000 Los Angeles California Islands, Goat Harbor, above east end of beach 6 Comment
  RSA774270  Rhamnus californica R. G. Swinney 2009-6-8 11093 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR193536  Rhamnus californica R. G. Swinney 1999-6-18 7289 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  UCR178582  Rhamnus crocea R. G. Swinney 1969-3-23 312 Los Angeles San Gabriel Valley, c. 300 yards north of Hwy 66 in Irwindale, c. 500 yards east of San Gabriel River channel 183 Comment
  CAS-BOT-BC56016  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2179 Los Angeles On Newhall Grade, just above the place where the Los Angeles aqueduct crosses highway Comment
  CAS-BOT-BC56017  Rhamnus ilicifolia Peter H. Raven; Henry J. Thompson 1959-4-3 13916 Los Angeles Saddle Peak 838 Comment
  RSA390837  Rhamnus ilicifolia Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  RSA391044  Rhamnus ilicifolia John P. Hill 1932-7-19 s.n. Los Angeles Verdugo Woodlands Comment
  SEINET13386985 Image available Rhamnus ilicifolia R. G. Swinney 2011-1 15791 Los Angeles San Gabriel Mountains: Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail (Chilao Flat 7.5' Q.) (T3N R11W S22) 1582 Comment
  POM158335  Rhamnus pirifolia M. B. Dunkle 1928-3-17 1735 Los Angeles Santa Catalina Island, Hay Press 366 Comment
  SBBG32097  Rhamnus pirifolia R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -171 Los Angeles lower Bullrush Cyn Comment
  RSA390151  Rhamnus tomentella subsp. cuspidata Anstruther Davidson 1904-06 1085 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  CAS-BOT-BC168140  Rhus aromatica Grant 1902-3-16 4561 Los Angeles Pasadena Comment
  PASA2368  Rhus integrifolia A. Carter 1929-1-6 Los Angeles Sturtevant Trail, Sierra Madre Mts. 396 Comment
  RSA213398  Rhus integrifolia Reid V. Moran 1941-2-18 582 Los Angeles San Clemente Island, Middle Ranch 350 Comment
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Jun 5 2014
  RSA754105  Rhus integrifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1828 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  SD237283  Rhus integrifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37090 Los Angeles San Gabriel Valley: west edge of I-605 and c. 1 mile west of the center of the Santaa Fe Flood Control Basin, N of Arrow Hwy and soouth of Duarte. 139 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-BC167942  Rhus ovata Robert F. Thorne 1970-3-5 39375 Los Angeles Santa Catalina Island: Upper Avalon Canyon Comment
  JEPS66263  Rhus ovata Frank W. Peirson 1918-5-19 106 Los Angeles Millards Canyon 1036 Comment
  LA94284  Rhus ovata Carl Epling; 1926-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
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Apr 22 2014
  RSA0037424  Rhus ovata R. G. Swinney 2010-9-1 13663 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  SBBG118588  Rhus ovata J. Henrickson 2000-4-15 20709 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14; within 200 ft of Hwy 14; near T3N, R15W, SW edge of S 6 472 Comment
  SEINET12236056  Rhus ovata C. V. Braun 1974-1 20 Los Angeles Turn-out on E side of Interstate 5, just N of Castaic Comment
  POM145719  Rhus trilobata var. quinata L. R. Abrams 1927-4-30 11748 Los Angeles West of Lancaster. Comment
  RSA476412  Ribes amarum Albert J. Perkins 1931-2-22 14976 Los Angeles Sierra Madre Mts. along trail to Hoegee Camp Comment
  RSA755861  Ribes aureum R. G. Swinney 2009-1-19 9993 Los Angeles Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  SD90237  Ribes aureum var. gracillimum Benjamin C. Stone 1952-3-22 9 Los Angeles Blanchard Park, Claremont. 334 Comment
  SBBG27522  Ribes californicum I. W. Clokey, B. Templeton -Mar-1929 4472 Los Angeles Mandeville Cyn 91 Comment
  RSA788177  Ribes californicum var. hesperium Doris Bowers 1957-2-3 328 Los Angeles Dalton Canyon above Glendora 610 Comment
  RSA643967  Ribes cereum var. cereum V. W. Steinmann 1996-6-17 920 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3049 Comment
  CAS-BOT-BC108869  Ribes divaricatum var. parishii Clarence R. Quick 1940-3-20 s.n. Los Angeles Collected at El Monte. Comment
  UC1010241  Ribes divaricatum var. parishii John and Lucille Roos 1951-3-10 5032 Los Angeles Whittier Narrows San Gabriel River 60 Comment
  LA50707  Ribes indecorum Harlan Lewis; 1940-9-4 1053 Los Angeles Santa Monica Mountains, Saddle Peak 670 Comment
  POM325  Ribes indecorum C. F. Baker 1904-2-17 6399 Los Angeles Claremont. Comment
  UC1583144  Ribes indecorum Tim Ross, Steve Boyd 1990-5-14 2462 Los Angeles Yerba Buena Ridge, Tujunga Ranger District San Gabriel Mountains, Angeles National Forest 1155 Comment
  LA51398  Ribes malvaceum Henry J. Thompson; 1959-2-20 1848 Los Angeles Santa Monica Mountains, 2 mi. E of Saddle Peak, along Saddle Peak Road 701 Comment
  RSA84495  Ribes malvaceum F. W. Peirson 1927-3-19 7114 Los Angeles 1 mile or so back on thr range. Seminole Hot Springs, Santa Monica Mts. Comment
  UC575002  Ribes malvaceum C. Epling 1934-12-12 Los Angeles near Seminole Hot Springs Comment
  UC69854  Ribes malvaceum Ernest Braunton 1903-1-10 793 Los Angeles Arroyo Seco Comment
  SEINET13942622 Image available Ribes malvaceum Peter H. Raven 1959-1 13781 Los Angeles Santa Monica Mountains (L34 deg. , 118 deg. -119 deg. W). Beverly Glen Canyon 2.6 miles north of Sunset Boulevard, elevation 700 feet 213 Comment
  JEPS99405 Image available Ribes malvaceum var. malvaceum D. H. Wilken with E. Painter 1997-12-2 15396 Los Angeles Tota Canyon, 0.2 km wsw of mouth, San Clemente Island. 100 Comment
  CAS-BOT-BC6181  Ribes nevadaense George Bernard Grant; William Wheeler 1904-5-17 s.n. Los Angeles Mt. Wilson Comment
  POM18069  Ribes nevadense P. A. Munz 1923-5-26 6847 Los Angeles head of Vincent Gulch. 2012 Comment
  UCR203101  Ribes nevadense R. G. Swinney 2001-8-27 8113 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  UCR204412  Ribes nevadense R. G. Swinney 2001-9-15 8172 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  SEINET12221491  Ribes parishii C. H. Johnson, Wyckoff, S. N. 1921-2-19 98 Los Angeles El Monte Comment
  RSA476240  Ribes roezlii E. Crow 1929-2-17 147 a Los Angeles Foothills NE of Glendora. Comment
  RSA573751  Ribes roezlii Tim S. Ross 1990-8-17 3170 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  RSA578249  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-4 7667 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  CAS-BOT-BC186154  Ribes roezlii var. roezlii Timothy S. Ross; Steve Boyd 1994-6-23 8063 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  LA26151  Ribes speciosum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  LA33881  Ribes speciosum Henry J. Thompson; 1959-3-22 1870 Los Angeles Santa Monica Mountains, Lobo Canyon, 1 mi. W of Triunfo Canyon, 3 mi W of Malibu Lake 274 Comment
  RSA127907  Ribes speciosum Peter H. Raven 1959-3-1 13824 Los Angeles Griffith Park, Mt Hollywood Drive, 0.8 miles south of Vista Del Valle Drive. 396 Comment
  UCR4092  Ribes speciosum Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., 5.3 mi from intersection of Mulholland Drive and Old Topanga Canyon Rd., up Old Topanga Canyon Rd 305 Comment
  SEINET13942809 Image available Ribes speciosum Stubhalter 1919-1 Los Angeles Arroyo Seco Comment
  LA205536  Ribes viburnifolium Jonathan Sauer; Mildred E. Mathias 1975-3-4 5640 Los Angeles Catalina Island, Blackjack Mountain Comment
  CAS-BOT-BC362907  Rigiopappus leptocladus H. M. Hall; H. P. Chandler 1906-6-12 7395 Los Angeles San Francisquito Canon [Canyon] 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
  UCR73404  Robinia pseudoacacia T. S. Ross 1991-4-21 4511 Los Angeles Whittier Hills (Puente Hills, pro parte), Middle Turnbull Canyon drainage just SW of old water tank. 213 Comment
  RSA751106  Romneya coulteri Justin M. Wood 2009-6-5 833 Los Angeles [City of Claremont:] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  CAS-BOT-BC147472  Rosa californica Timothy S. Ross; Steve Boyd 1994-9-20 8272 Los Angeles Lower Spunky Canyon: this stretch draining SSE exiting into Bouquet Reservoir 950 Comment
  RSA499274  Rosa californica Unspecified 1920-09 s.n. Los Angeles Topanga Canyon. Comment
  SBBG70546  Rosa californica M. N. Ackley -May-1930 1268 Los Angeles Monte Vista Park 243 Comment
Read comments
May 7 2015
  UCR272557  Rubus armeniacus R. G. Swinney 2011-10-27 15898 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
  RSA660142  Rubus leucodermis Orlando Mistretta 1992-7-9 669 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA733183  Rubus leucodermis R. G. Swinney 1998-8-17 6763 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  UCR101306  Rubus ulmifolius var. inermis L. C. Wheeler 1969-12-22 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Big Santa Anita Canyon at Winter Creek 549 Comment
  RSA0045482  Rubus ursinus Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  RSA0045484  Rubus ursinus Paul M. Inman 1983-5-15 51583 -3 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, on Winter Creek trail, at the first weir above Hoegee's Camp. 792 Comment
  SEINET4093704  Rubus vitifolius R. Moran 1941-1 685 Los Angeles Middle Ranch on Santa Catalina Island. 200 Comment
  RSA563526  Rumex acetosella Tim S. Ross, W. Appleby 1993-5-14 7144 Los Angeles Wetern SAN GABRIEL MTNS: between May Canyon Saddle and May Peak [3948']. 1146 Comment
  RSA601170  Rumex conglomeratus Louis C. Wheeler 1967-6-26 9899 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA749242  Rumex conglomeratus R. G. Swinney 2005-8-11 8467 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UC1215277  Rumex crispus Peter H. Raven 1962-4-10 17189 Los Angeles hillside above Wilson Cove; San Clemente Island 91 Comment
  RSA570204  Rumex hymenosepalus Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4999 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  CAS-BOT-BC433571  Rumex hymenosepalus Timothy S. Ross 1991-4-27 4687 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes]. 960 Comment
  RSA3583  Rumex salicifolius Carl B. Wolf 1932-5-12 3600 Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  SBBG98532  Rumex salicifolius T. Ross 1991-5-21 5409 Los Angeles SW side of island; jct of the upper two forks of Box Cyn 449 Comment
  UCR209512  Salix gooddingii Dan S. Cooper 2009-1 209- 20 Los Angeles Los Angeles Basin, West Athens area, 'Anderson Wash', relict habitat along RR right-of-way south of 105 Fwy and west of Normandie Blvd., South Los Angeles 53 Comment
  UCR259360  Salix gooddingii R. G. Swinney 2010-4-20 12292 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CAS-BOT-BC104143  Salix hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 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
  LA33898  Salix laevigata Peter H. Raven; Henry J. Thompson 1959-10-14 14645 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Lake Enchanto. 236 Comment
  RSA226127  Salix laevigata Robert F. Thorne, C. W. Tilforth 1971-6-17 39885 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA597810  Salix laevigata Louis C. Wheeler 1969-4-20 s.n. Los Angeles Liebre Mountains. Wagon Wheel Ranch, Aliso Canyon. Comment
  CAS-BOT-BC128136  Salix lasiandra var. lasiandra Marcus E. Jones 1930-2-2 s.n. Los Angeles Near Laguna Comment
  LA52054  Salix lasiolepis Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA600002  Salix lasiolepis Steve D. Boyd, Lauren Raz 1997-5-28 9841 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
  RSA724448  Salix lasiolepis K. Dobry 1992-4-9 d- 1148 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  RSA774265  Salix lasiolepis R. G. Swinney 2009-6-8 11088 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG57869  Salix lasiolepis M. N. Ackley 1928-2-12 984 Los Angeles Eaton Wash 381 Comment
  UC506437  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-5-10 7651 Los Angeles at Colina Dr. Verdugo Canyon Comment
  UC846651  Salix lasiolepis I. W. Clokey and E. G. Anderson 1931-3-11 5344 Los Angeles San Gabriel Canyon 1300 Comment
  CAS-BOT-BC107526  Salix lasiolepis var. lasiolepis Marcus E. Jones 1882-11-25 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC128485  Salix lasiolepis var. lasiolepis Le Roy Abrams 1902-3-6 3103 Los Angeles Centinela Creek, Inglewood Comment
  LA211557  Salsola tragus Mark A. Elvin; 2003-6-9 2928 Los Angeles SANTA CLARITA VALLEY, Newhall Ranch, Commerce Center site, South end of ridge Northeast of confluence of Castaic Creek and Hasley Creek, Survey Area 52. 313.0 Comment
  RSA526482  Salsola tragus T. S. Ross 1991-3-24 4322 Los Angeles Whittier Hills ( Puente Hills, pro parte). 293 Comment
  UCD99412  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale. Comment
  SBBG127057  Saltugilia australis A. Parikh, N. Gale 2011-6-10 3445 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  UCR62348  Saltugilia australis Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  UCR203244  Saltugilia splendens subsp. grantii R. G. Swinney 2005-7-11 8296 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  UC73633  Saltugilia splendens subsp. grantii Geo. B. Grant Jun 1902 503 Los Angeles Old Wilson Trail 1219 Comment
  CATA830  Salvia apiana Mark L. Hoefs 1991-6-26 1424 Los Angeles Santa Catalina Island: Near middle of Cape Canyon 320 Comment
  PASA464  Salvia apiana Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  RSA214271  Salvia apiana Louis C. Wheeler 1932-5-21 726 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  SD69617  Salvia apiana Robert F. Thorne, P. Everett 1965-5-10 34440 Los Angeles Cape Canyon, Santa Catalina Island. 274 Comment
  RSA580467  Salvia columbariae Tim S. Ross, Steve D. Boyd 1994-5-11 7793 Los Angeles Atmore Meadows spur road: east end of Liebre Mountain near the head of North Fork Fish Canyon. 1500 Comment
  SD69510  Salvia columbariae Robert Thorne 1966-4-5 35852 Los Angeles Santa Catalina Island, slope above stream in Cottonwood Canyon 106 Comment
  RSA802290  Salvia columbariae Seacord s.n. Los Angeles West Mojave. Comment
  UCR224374  Salvia dorrii Justin M. Wood 2010-5-10 1562 Los Angeles San Gabriel Mountains, Little Rock Creek, downstream of Little Rock Reservoir, within 0.25 mi of the dam 966 Comment
  RSA0034921  Salvia dorrii A. Lee Haines 1968-3-30 s.n. Los Angeles 6 miles S of Gorman. 1127 Comment
  RSA446282  Salvia dorrii var. pilosa J. Doty 1969-4-19 628 Los Angeles Goode [Godde] Pass Road, 0.9 miles south of its junction with Avenue N 884 Comment
  RSA648303  Salvia dorrii var. pilosa Mark Hotchkiss 1977-5-20 s.n. Los Angeles San Gabriel Mtns. Batchelder Ranch. 1311 Comment
  CAS-BOT-BC233665  Salvia leucophylla P. A. Munz 1918-5-5 2180 Los Angeles Turnbull Canyon, Puente Hills Comment
  JEPS78309  Salvia leucophylla Samuel B. Parish Jun 1887 1889 Los Angeles San Francisquito Canyon Comment
  RSA732715  Salvia leucophylla A. C. Sanders 2003-4-29 26174 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  SFV4267  Salvia leucophylla W. A. Emboden, Jr. May 1963 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, north-facing slope 1 mile west of San Diego Freeway. 400 Comment
  OBI19386  Salvia mellifera Robert F. Hoover 1968-6-6 11149 Los Angeles Summit of Santa Monica MTs, just W of Sepulveda Blvd Comment
  OBI69407  Salvia mellifera Patricia A. Krueger 1994-5-18 40 Los Angeles San Gabriel Mts, 3.8 mi N on Mt. Lower Truck Trl from Chaney Trl 1219 Comment
  SD69536  Salvia mellifera Robert Thorne, P. Everett 1965-5-10 34431 Los Angeles Santa Catalina Island: Cape Canyon; near small stream. 274 Comment
  SD93032  Salvia mellifera W. Bertsch 1954-4-19 477 Los Angeles Little Dalton Canyon. 366 Comment
  UC311249  Salvia mellifera Philip A. Munz 1926-4-4 10014 Los Angeles 2 mi n Saugus Comment
  UCLA69962  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7463 Los Angeles w rim Verdugo Canyon Comment
  RSA144753  Salvia mellifera N. Nicholson 788 Los Angeles No locality information specified on label Comment
  SEINET9368959  Salvia mellifera Unknown 1988-5-15 9 Los Angeles Topanga Canyon Comment
  SEINET12273235  Salvia spathacea Unknown 1933-1 8487 Los Angeles Near Los Angeles Comment
  UC1872956  Sambucus mexicana John Knapp and Denise Knapp 2003-5-11 42 Los Angeles Catalina Island; 370847.48N x 3691916.67E E. Southern riparian 304 Comment
  OBI19618  Sambucus nigra subsp. caerulea Rimo Bacigalupi 1953-5-2 4049 Los Angeles Northern limits of Oak flat Public CAmp, Angeles Natl Forest, just off U.S. 99 853 Comment
  RSA0083084  Sambucus nigra subsp. caerulea R. G. Swinney 2010-3-22 12031 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  SFV3599  Sambucus nigra subsp. caerulea C. Gasser 1956-2-25 s. n. Los Angeles Santa Monica Mountains Beverly Glen Blvd., 1 mile from Mulholland Drive. 366 Comment
  UCSB9498  Sambucus nigra subsp. caerulea Haller, Norman 1953-3-29 Los Angeles Mulholland Dr. above Sepulveda Santa Monica Mts. 457 Comment
  POM366641  Sanguisorba minor Louis C. Wheeler 1933-7-3 1891 Los Angeles Thompson Wash near La Verne. 378 Comment
  LA32912  Sanicula arguta Carl Epling; March 1925 6527 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA3514  Sanicula arguta C. B. Wolf 1932-5-9 3457 Los Angeles Santa Catalina Island, small hill at junction of Skyline Drive & Pebbly Beach road. 30 Comment
  LA32910  Sanicula arguta Louis C. Wheeler; Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  POM3414  Sanicula bipinnata P. A. Munz 1918-4-11 2035 Los Angeles Lone Hill near Glendora. Comment
  RSA471493  Sanicula tuberosa Samuel R. Tyson 1943-3-20 s.n. Los Angeles [San Gabriel Mountains] San Dimas Canyon. 671 Comment
  UCR219917  Sarcostemma cynanchoides R. G. Swinney 2009-4-17 10397 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  UCR252742  Schinus molle R. G. Swinney 2010-9-1 13659 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  UCR258966  Schinus molle R. G. Swinney 2010-2-27 11760 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
  RSA0116339  Schinus molle Steven A. Junak 2000-3-31 SCa- 1150 Los Angeles Santa Catalina Island. Just inland from White's Landing, ca. 0.25 mi. inland from beach, at end of road in side canyon. 58 Comment
  RSA0087083  Schismus barbatus R. G. Swinney 2010-3-18 11976 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA762727  Schoenoplectus acutus var. occidentalis R. G. Swinney 2008-12-4 9940 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  POM1389  Schoenoplectus californicus George B. Grant 1902-6-20 s.n. Los Angeles Redondo. Comment
  UCR271318  Scirpus microcarpus R. G. Swinney 2011-5-12 14696 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
  SEINET13203261 Image available Scrophularia californica R. G. Swinney 2011-1 14612 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  CAS-BOT-BC341093  Scutellaria mexicana Timothy S. Ross; Steve Boyd 1990-5-29 2690 Los Angeles San Gabriel Mountains. SE edge of Valyermo: along NE side of Valyermo Rd from Ca 3730-3750, then S of the road from ca 3750-3770 feet elevation 1149 Comment
  SBBG71561  Scutellaria mexicana M. N. Ackley 1927-5-8 478 Los Angeles Little Rock foothills 914 Comment
  UCR108639  Sedum spathulifolium L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Mine Gulch Camp, East Fork San Gabriel River 1372 Comment
  UCR142822  Selaginella asprella L. C. Wheeler 1966-8-21 8820 Los Angeles San Gabriel Mtns, Bear Canyon off W fork of the San Gabriel River at Angeles Crest Hwy at Srin E. Jarvi Memorial Area [5 mi east of Buckhorn Rest stop is a tunnel and then Jarvi Memorial Vista] 2165 Comment
  RSA683756  Selaginella bigelovii Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  SBBG19200  Selaginella bigelovii M. A. Piehl 1963-12-7 631065 Los Angeles Pyramid Head 21 Comment
  CAS-BOT-BC327381  Senecio aphanactis Louis C. Wheeler 1932-3-13 472 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  RSA0044686  Senecio bernardinus Francis Fultz 1920-9-1 s.n. Los Angeles Top Tehunga [Tujunga?] Pass Comment
  CAS-BOT-BC363450  Senecio californicus Le Roy Abrams 1899-4-1 358 Los Angeles Ballona Harbor Comment
  POM16945  Senecio flaccidus var. douglasii P. A. Munz 1923-9-1 7722 Los Angeles Swartout Valley, San Antonio Mtns. 1829 Comment
  UCR271723  Senecio vulgaris R. G. Swinney 2011-3-26 14207 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UCR110905  Setaria adhaerens A. C. Sanders, D. Malueg 1998-6-22 22015 Los Angeles San Gabriel Mtns., W of Rosemead Blvd., Burton Ave. at Longden Ave., under SCE powerlines 146 Comment
  UCR270911  Silene antirrhina R. G. Swinney 2011-5-26 14858 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
  CAS-BOT-BC384479  Silene antirrhina Peter H. Raven; Henry J. Thompson 1960-5-16 15384 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Ridge east of Temescal Canyon 243 Comment
  OBI52775  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles El Segundo Dunes, immed W of L.A. International Airport & Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  RSA188066  Silene gallica R. F. Thorne 1966-4-29 36319 -a Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake 411 Comment
  RSA0041778  Silene gallica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2824 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 55 Comment
  UCD98686  Silene gallica Lydia Schallort 1940-4-25 4375 Los Angeles Monrovia. Comment
  CAS-BOT-BC174893  Silene laciniata Henry J. Thompson 1959-5-24 2009 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road 335 Comment
  CAS-BOT-BC389109  Silene laciniata subsp. californica Timothy S. Ross; Victor W Steinmann 1995-5-8 8541 Los Angeles Liebre Mountains. Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3 743 Comment
  LA94366  Silene laciniata subsp. laciniata W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA4560  Silene laciniata subsp. major B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  RSA642685  Silene laciniata subsp. major Orlando Mistretta 1992-7-13 682 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  CAS-BOT-BC389568  Silene parishii F. Grinnell Jr. 1917-8-31 s.n. Los Angeles Pleasant View Ridge, San Gabriel Mountains 2438 Comment
  RSA0114885  Silybum marianum R. G. Swinney 2011-4-26 14509 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA473574  Silybum marianum Robert Gustafson 1981-5-13 2213 Los Angeles Ballona Wetlands, area 1 Comment
  UCR193716  Sisymbrium altissimum R. G. Swinney 1999-6-18 7293 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  IRVC28589  Sisymbrium altissimum A. C. Sanders, Mark Elvin 2002-6-19 25185 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  CATA3287  Sisymbrium irio Julie L. King 2017-2-28 65 Los Angeles Santa Catalina Island: Site of old stables in Avalon Canyon, along north edge of golf course, in area seeded by Santa Catalina Island Company in 2016 with California (not Catalina) native seeds 0 Comment
  POM293228  Sisymbrium irio Lyman Benson 1945-5-21 11729 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  RSA0088597  Sisymbrium irio R. G. Swinney 2010-5-4 12546 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  LA201855  Sisymbrium irio Arthur C. Gibson; 2003-5-24 4987 Los Angeles Simi Hills, Box Canyon, at driveway along Box Canyon Rd, ca 0.5 km S of Pioneer Pass 487 Comment
  CAS-BOT-BC75313  Sisymbrium officinale Dr. A. Davidson 1892-5-1 s.n. Los Angeles 4th and Mill Streets, Los Angeles. 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
  UCR258899  Sisymbrium orientale R. G. Swinney 2010-4-30 12465 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA307847  Sisymbrium orientale Henry J. Ramsey 1938-3-27 2727 Los Angeles Eaton Canyon Park, Altadena Comment
  RSA366938  Sisyrinchium bellum Geo L. Moxley 1917-4-15 s.n. Los Angeles Eagle Rock. Comment
  RSA0082963  Solanum douglasii R. G. Swinney 2010-8-26 13608 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA422377  Solanum douglasii F. R. Fosberg 1931-3-20 S- 4312 Los Angeles Hamilton Canyon, Santa Catalina Island. 30 Comment
  UC26212  Solanum douglasii W. H. Brewer Dec. 1-5, 1860 33 Los Angeles Los Angeles Comment
  RSA422418  Solanum douglasii Robert Gustafson 1981-4-14 2163 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA657460  Solanum douglasii J. Keeling 1980-5-26 15 Los Angeles Verdugo Mountains: South end of dam, beginning of Childs Canyon, 500 yards east of Allen St., Glendale 335 Comment
  SEINET7262322 Image available Solanum elaeagnifolium J. A. Ewan 1932-1 680 Los Angeles West Los Angeles Comment
  RSA670655  Solanum mauritianum Bonnie C. Templeton 1947-5-15 7 Los Angeles SW. Los Angeles Comment
  RSA0048365  Solanum tuberosum Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga. Kneen Place. 243 Comment
  CAS-BOT-BC154725  Solanum umbelliferum T. S. Ross; S. D. Boyd 1994-5-10 7718 Los Angeles Liebre Mountains. Warm Springs Canyon: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 682 Comment
  CAS-BOT-BC156469  Solanum umbelliferum W. R. Dudley; F. H. Lamb 1896-6-8 4379 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA427425  Solanum umbelliferum Ora M. Clark 1929-1-27 1493 Los Angeles North Hollywood Comment
  RSA80396  Solanum umbelliferum F. W. Peirson 1921-2-26 2792 Los Angeles Topango Canyon, Santa Monica Mts. 457 Comment
  UC1178634  Solanum umbelliferum Peter Kamb 1948-5-6 955 Los Angeles above Little Rock (San Gabriel Mountains); San Gabriel Mountains 975 Comment
  UC574931  Solanum umbelliferum Carl Epling and Louis Wheeler 1933-6-4 1850 Los Angeles near Summit (Ridge Route); Ridge Route 1524 Comment
  UCR276773  Solanum umbelliferum R. G. Swinney 2011-5-16 14725 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA427374  Solanum wallacei F. R. Fosberg 1931-3-18 S 4285 Los Angeles Hamilton Canyon. 10 Comment
  POM145494  Solanum wallacei var. wallacei D. Meadows 1927-11-13 293 -7 Los Angeles Santa Catalina Island, Hamilton Beach. 24 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
  CDA7652  Soliva sessilis L. C. Wheeler 1963-5-24 8257 Los Angeles Los Angeles Basin; Pasadena, northeast corner of N Hudson Ave. and E Walnut St. Comment
  CAS-BOT-BC365844  Soliva sessilis A. R. Roos 1958-5-16 s.n. Los Angeles On the lawn of the Ambassador Hotel, Wilshire Blvd., Los Angeles Comment
  CDA34305  Sonchus asper M. O'Brien 2011-6-14 MOB 11 -7 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  CAS-BOT-BC365994  Sonchus asper Wesley O. Griesel 1961-6-3 s.n. Los Angeles Devils Gate Dam, Pasadena 457 Comment
  CATA1193  Sonchus oleraceus Mark L. Hoefs 1995-5-30 2198 Los Angeles Santa Catalina Island: Near Ben Weston Road 57 Comment
  RSA0077094  Sonchus oleraceus R. G. Swinney 2010-4-15 12225 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  UC1532940  Sonchus oleraceus Robert F. Thorne 1975-9-4 47386 Los Angeles campus USC Marine Science Center (Fisherman's Cove, Santa Catalina Island); Santa Catalina Island, Fisherman's Cove, USC Marine Science Comment
  UCR258831  Sonchus oleraceus R. G. Swinney 2010-4-23 12341 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA308889  Sorghum halepense Kay H. Beach 1943-8-16 665 Los Angeles Drain behind Tanbark kitchen, Tanbark Flats. Mt. Range: San Gabriels. Comment
  RSA0110799  Spergularia bocconi R. G. Swinney 2011-4-28 14554 Los Angeles San Gabriel Mountains: north of Glendora, 0.5 miles south of the ridge immediately south of Persinger Cyn. on east side of Glendora Mountain Rd. 927 Comment
  SBBG10765  Spergularia macrotheca var. macrotheca R. Moran 1958-9-15 6836 Los Angeles above Wilson Cove 50 Comment
  CAS-BOT-BC390793  Spergularia marina I. Johnston 1911-4-1 s.n. Los Angeles Compton Creek near Domniguez [Dominguez] Comment
  CAS-BOT-BC390999  Spergularia villosa I. M. Johnston 1918-4-25 1976 Los Angeles Claremont, a side of path on college campus 365 Comment
  UCR94661  Sporobolus airoides A. C. Sanders, E. J. Lott 1993-5-6 13952 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA774054  Stachys albens R. G. Swinney 2009-6-12 11135 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA82589  Stachys albens F. W. Peirson 1918-8-16 179 Los Angeles San Antonio Canyon, San Gabriel Mts. 1341 Comment
  SEINET3245893  Stachys albens T. B. Salvato, Sarah Flack 2007-1 3036 Los Angeles San Gabriel Mtns: East Ford Road crossing over the north ford of the San Gabriel River, Islip Saddle. 2012 Comment
  POM21374  Stachys bullata George B. Grant s.n. Los Angeles Los Angeles. Comment
  RSA446651  Stachys bullata Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  SEINET8037320  Stachys bullata E. D. Palmer 1903-5-29 s.n. Los Angeles Garvanza. Comment
  CAS-BOT-BC60918  Stanleya pinnata Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3389 Los Angeles San Gabrile Mountains. Little Rock Creek. Joshua Tree Campground on the southwest side of Little Rock Reservoir. 1002 Comment
  UCR126870  Stanleya pinnata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26145 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCD99471  Stellaria nitens Daryl Koutnik; John Cuti 1978-4-12 348 Los Angeles northeastern Verdugo Mountains near La Tuna Canyon. 609 Comment
  UCR180717  Stellaria nitens R. G. Swinney 1995-4-4 3478 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  RSA755936  Stellaria nitens Orlando Mistretta, Christine Mistretta 2008-4-9 2402 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. 953 Comment
  CAS-BOT-BC322843  Stephanomeria pauciflora A. D. E. Elmer 1902-6-1 3501 Los Angeles Lancaster Comment
  UCR209628  Stephanomeria virgata R. G. Swinney 2008-10-10 9550 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR252732  Stephanomeria virgata R. G. Swinney 2010-5-29 13413 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  SBBG67706  Stillingia linearifolia R. Hoffmann 1929-4-27 Los Angeles near Roosevelt Comment
  UCR143123  Stipa lepida F. R. Fosberg 1931-3-19 S- 4304 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon 10 Comment
  CATA816  Stipa miliacea var. miliacea Mark L. Hoefs 1991-6-17 1392 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment