Search Results — 2000 specimen records retrieved (1587 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD90292  Abronia maritima Robert F. Thorne 1970-3-6 39384 Los Angeles Santa Catalina Island; Ben Weston Beach (Mills Landing) 2 Comment
  UCR281171  Abronia pogonantha R. G. Swinney 2014-4-23 16184 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  SD95174  Abronia umbellata Mindy Kilpatrick 1972-5-21 29 Los Angeles El Segundo-Manhattan Beach sand dunes, 0.5-1.0 mile from ocean. Comment
  SEINET10940013  Acacia decurrens Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4818 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  CAS-BOT-BC412579  Acanthoscyphus parishii var. parishii F. R. Fosberg; J. A. Ewan 1931-8-12 55461 Los Angeles Buckhorn trail, Islip-Williamson divide, bet. Bear Creek & Big Rock Creek, San Gabriel Mts 2000 Comment
  SEINET6631343 Image available Acanthus mollis Christy Neushul 1959-1 35 Los Angeles Johns Canyon Road Comment
  SBBG17153  Acer macrophyllum M. Vincent 1962-3-14 156 Los Angeles New Topanga Cyn Rd, 2 mi from Hwy 101 Comment
  UCSB17804  Acer macrophyllum Gerhart, Janet 1963-4-13 Los Angeles 1 mi. on trail east of West Pork Ranger Station on San Gabriel River, 6 mi. east of Red Box Ranger Station at intersection of U.S. Highway 2 and Mt. Wilson Road 822 Comment
  UCSB32418  Acer macrophyllum Goodrich, Robert 1962-3-26 Los Angeles Along stream, in stream woodland community; Switzer's Inlet 914 Comment
  RSA0035386  Achillea millefolium 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
  RSA549148  Achillea millefolium T. S. Ross, Peter Fritsch 1990-6-20 3654 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  UCSB9185  Achillea millefolium Wedberg, Lee 1954-5-17 Los Angeles Griffith Park 243 Comment
  UC314566  Achnatherum coronatum Marcus E. Jones, A. M. 1926-5-7 Los Angeles Claremont Comment
  SEINET13203272 Image available Achnatherum occidentale R. G. Swinney 2011-1 15488 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  UC1584920  Achnatherum occidentale subsp. occidentale Tim Ross and Steve Boyd 1991-7-24 5657 Los Angeles Chilao Flat USGS 7.5' quad. San Gabriel Mountain Range, Granite Mountain; sw 1/4 1975 Comment
  CAS-BOT-BC210903  Achnatherum parishii subsp. depauperatum Timothy S. Ross; Darin Banks 1994-4-13 7521 Los Angeles Liebre Mountains. San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 487 Comment
  SBBG57068  Achnatherum speciosum R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  RSA617409  Achyrachaena mollis Scott D. White 1998-5-19 6521 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA674845  Achyrachaena mollis Scott D. White 2000-5-6 7783 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  SBBG13832  Acmispon americanus E. R. Blakley 1962-10-3 5376 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  SD69684  Acmispon americanus Robert F. Thorne, P. Everett 1965-6-23 34974 Los Angeles Catalina Island; Hay Press Reservoir. 410 Comment
  CAS-BOT-BC204748  Acmispon argophyllus var. argenteus Reid Moran 1941-2-19 594 Los Angeles Middle Ranch, San Clemente Island Comment
  LA48000  Acmispon dendroideus var. dendroideus Harlan Lewis; 1937-3-24 sn Los Angeles Santa Catalina Island 91 Comment
  UCSB10458  Acmispon glaber Lloyd, Robert 1959-3-21 Los Angeles 1 1/4 miles south of dam in San Dimas Canyon on east side of the San Dimas Canyon Road, San Gabriel Mt. Range; Pacific Ocean drainage area 365 Comment
  SBBG68162  Acmispon procumbens var. procumbens R. Hoffmann 1928-7-9 Los Angeles Pine Cyn 914 Comment
  RSA549164  Acourtia microcephala T. S. Ross, Peter Fritsch 1990-6-20 3699 Los Angeles Forest Service Rd. 1N36 heading S from Rincon-Red box Rd; W side of Van Tassel Canyon; 473 Comment
  UC457326  Acourtia microcephala Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon; Southern California, Santa Monica Mountains Comment
  CATA1064  Adenostoma fasciculatum Mark L. Hoefs 1995-5-16 2004 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  SEINET6044629  Adenostoma fasciculatum Unknown 1997-5-28 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  SEINET11914031  Adenostoma fasciculatum I. W. Clokey, Templeton, B. 1929-1 4500 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA390480  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-5-5 S 4775 Los Angeles Bullrush Canyon. Santa Catalina Island. Comment
  LA82109  Adenostoma sparsifolium O. H. Kappler; 1940-7-21 69 Los Angeles 548 Comment
  UCR190272  Adiantum aleuticum R. G. Swinney 2000-9-16 7869 Los Angeles San Gabriel Mtns., Coldwater Canyon, c. 2.1 mi. NE of confluence with Dry Gulch 1780 Comment
  POM876  Adiantum capillus-veneris Anonymous 4 Los Angeles San Antonio Canyon, north of Claremont. Comment
  RSA0062526  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA729864  Adiantum jordanii R. G. Swinney, D. W. Larson 1999-5-29 7237 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
  UC625085  Adiantum jordanii F. R. Fosberg 1931-3-23 R 79 Los Angeles Hamilton Canyon; Santa Catalina Isl 30 Comment
  CAS-BOT-BC65632  Adiantum jordanii Marcus E. Jones 1926-3-13 s.n. Los Angeles Santa Ana Canyon Comment
  RSA607514  Aesculus californica Louis C. Wheeler 1973-6-20 s.n. Los Angeles San Gabriel Mountains: Chaney Trail, south side Sunset Ridge, by Millard Canyon. Comment
  UCR258954  Ageratina adenophora R. G. Swinney 2010-2-27 11756 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  CDA6739  Ageratina adenophora T. C. Fuller 1958-5-9 2061 Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  UCR186897  Agoseris heterophylla A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32044 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  SEINET10510248  Agrostis idahoensis Joseph A. Ewan 1934-8-10 Ewan 8434 Los Angeles On NW slope Mt. Waterman San Gabriel Mts. 2286 Comment
  RSA0056381  Albizia lophantha Jack Pepper 1953-2-11 s.n. Los Angeles San Fernando Valley. Comment
  SFV18291  Alcea rosea J. N. Hogue 2002-5-5 s. n. Los Angeles Los Angeles Basin Los Angeles, Eagle Rock. Roadside on Loleta Ave., south of Colorado Blvd. 200 Comment
  RSA330754  Allium burlewii Wayne E. Sawyer 1980-6-25 s.n. Los Angeles San Gabriel Mts., Angeles National Forest: 200 NE of Little Jimmy Campground 2256 Comment
  RSA756575  Allium fimbriatum var. fimbriatum Orlando Mistretta, Christine Mistretta 2008-4-30 2561 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  SDSU11551  Allium fimbriatum var. mohavense D. F Howe 1947-5-5 1531 Los Angeles North side of San Gabriel Mts., LA. Comment
  CAS-BOT-BC135897  Allium haematochiton Marcus E. Jones 1927-4-20 s.n. Los Angeles San Dimas Comment
  RSA633357  Allium lacunosum var. davisiae L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 991 Comment
  UC205708  Allium monticola I. M. Johnston 1917-7-4 1446 Los Angeles Head of San Antonio Canyon San Antonio Mountains, San Antonio Canyon 2438 Comment
  UCR181135  Allium peninsulare R. G. Swinney 1997-5-13 5522 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  RSA367123  Allium praecox George B. Grant, Walter Wheeler 1904-4-23 s.n. Los Angeles Santa Catalina Island. Comment
  SEINET2444428  Allophyllum divaricatum Leigh A. Johnson, Gery Allen 1997-5-26 97 -083 Los Angeles Angeles National Forest, San Gabriel Mtns. Ca. 1 miles down road to [crystal lake] creek from Glendora Ridge Road. 1000 Comment
Read comments
Jul 19 2016
  RSA595876  Allophyllum gilioides subsp. gilioides T. S. Ross, Victor W. Steinmann 1995-5-8 8540 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  RSA334148  Allophyllum glutinosum R. F. Thorne 1969-7-2 38235 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA410095  Allophyllum glutinosum Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
  RSA452775  Alnus rhombifolia Fay A. MacFadden 1931-4-10 s.n. Los Angeles Tejunga [Tujunga] Canyon. A few trees near the stream. 396 Comment
  UCR143337  Amaranthus powellii Anstruther Davidson 1917-1 3299 Los Angeles Los Angeles Basin, Los Angeles 152 Comment
  RSA155824  Amblyopappus pusillus Peter H. Raven 1962-5-22 17837 Los Angeles Santa Catalina Island, slope E of Little Harbor 46 Comment
  RSA31308  Ambrosia acanthicarpa Joseph A. Ewan 1932-10-22 s.n. Los Angeles Santa Catalina Island: Above Avalon. Comment
  CATA154  Ambrosia chamissonis Mark L. Hoefs, A. Douglas Propst 1973-3-14 117 Los Angeles Santa Catalina Island: West side of White's Landing, on beach 1 Comment
  POM156346  Ambrosia chamissonis L. R. Abrams 1902-6-9 2492 Los Angeles Playa Del Rey Comment
  UC557659  Ambrosia chamissonis Nell Murbarger 1936-5-1 207 Los Angeles San Clemente Island Comment
  CAS-BOT-BC45008  Ambrosia confertiflora John Thomas Howell 1927-11-18 3206 Los Angeles About 1 mile SW of UCLA on N Ardmore St., Los Angeles Comment
  IRVC28690  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25475 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  LA31646  Ambrosia psilostachya Peter H. Raven; 1959-11-7 14733 Los Angeles 182 Comment
  RSA416985  Ambrosia psilostachya F. R. Fosberg 1930-6-23 s- 2959 Los Angeles Del Rey 2 Comment
  SEINET13383546 Image available Ambrosia salsola R. G. Swinney 2010-1 13074 Los Angeles San Gabriel Mountains: Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd.; 34.46306 -118.11222 1067 Comment
  RSA453132  Amelanchier utahensis Bonnie C. Templeton 1932-5-31 5057 Los Angeles Camp No. 1, Big Pines Recreation Camp, San Gabriel Mountains 1982 Comment
  RSA760602  Amelanchier utahensis R. G. Swinney 2008-8-13 9395 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  RSA415276  Amorpha californica I. M. Johnston 1917-6-14 1348 Los Angeles West of Pomona. Comment
  CAS-BOT-BC180605  Amorpha californica var. californica Alice Eastwood 1919-6-20 9046 Los Angeles Mt. Wilson Comment
  RSA3541  Amsinckia intermedia C. B. Wolf 1932-5-9 3485 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  SBBG10657  Amsinckia intermedia R. Moran 1959-3-9 7163 Los Angeles cyn 2 mi SE of Eel Pt 100 Comment
  RSA0079962  Amsinckia intermedia Robert F. Thorne 1971-3-18 41501 Los Angeles San Gabriel Mts., Cobal Canyon: c. 3 mi N of Claremont, near mouth of canyon. 502 Comment
  SEINET12519151  Amsinckia intermedia J. E. Deisler 1983-1 649 Los Angeles 100 feet west of paved road; Cherry Cove Canyon, Santa Catalina Island 18 Comment
  RSA611397  Amsinckia menziesii var. menziesii L. C. Wheeler 1933-4-1 1580 Los Angeles Red Hill, Upland. 427 Comment
  UCR191722  Amsinckia vernicosa var. vernicosa A. C. Sanders 2008-4-11 34848 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 970 Comment
  UC1349338  Anemopsis californica Robert F. Thorne 1966-4-5 35857 Los Angeles below dam in Cottonwood Canyon (along Cottonwood Creek, Santa Catalina Island); Santa Catalina Island, Cottonwood Creek 106 Comment
  RSA515210  Anisocoma acaulis Steve Boyd 1986-3-30 1502 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA94577  Anthemis cotula F. W. Peirson 1920-6-13 2105 Los Angeles Weed at 1250 Holliston Ave., Altadena. Comment
  UC1584247  Antirrhinum coulterianum Tim Ross and Steve Boyd 1990-6-6 2822 Los Angeles Green Valley Pasture (in San Francisquito Canyon), Lake Hughes U.S.G.S. 7.5' Quad. (in San Francisquito Canyon) 926 Comment
  JEPS19646  Antirrhinum kelloggii Rimo Bacigalupi with J. Robert Sweeney 1957-5-12 5879 Los Angeles 0.25 mi above U.S. Army Nike lauching site (on slopes above Las Flores Canyon; on burn of previous late December (so-called Malibu Fire)); Santa Monica Mts. 274 Comment
  JEPS83327  Antirrhinum kelloggii David M. Thompson 1983-5-13 306 Los Angeles 1.5 miles W of junction of Mulholland Hwy. and Las Virgenes Road on Mulholland Hwy. Malibu Beach Quad. (7.5', 1951) 274 Comment
  POM50575  Antirrhinum kelloggii L. R. Abrams 1899-5-30 333 Los Angeles Sepulveda Canon Comment
  UCR190446  Antirrhinum kelloggii R. G. Swinney 2000-5-6 7669 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 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
  SBBG119000  Antirrhinum multiflorum M. Honer 2004-6-22 1999 Los Angeles San Antonio Cyn, along Mt Baldy Rd between Spruce Cyn and "Hog Back"; T2N R8W S36 854 Comment
  UCR127240  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR133692  Antirrhinum multiflorum Valerie Oriol 2003-12-18 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, San Dimas Experimental Forest; watershed 0516 off the Glendora Ridge Rd. within a mile of Tanbark Flats 762 Comment
  CATA2049  Antirrhinum nuttallianum Steven A. Junak 1998-6-13 738 Los Angeles Santa Catalina Island: Coastal slopes just W of beach at Little Harbor 48 Comment
  SBBG117050  Aphanes occidentalis S. A. Junak with K. Kirkland 2001-4-14 SCa 1444 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  CATA2977  Aphanisma blitoides Peter J. Dixon 2015-2-17 005 Los Angeles Santa Catalina Island: Ragger's Point, North Ridge of Cottonwood Canyon 260 m East of Pacific Ocean, West of Two Harbors Rd. Growing on midden. Aspect; South 190 85 Comment
  SBBG12205  Aphanisma blitoides P. H. Raven 1962-4-9 17178 Los Angeles sides of small arroyo above Wilson Cove 60 Comment
  SD66896  Aphanisma blitoides R. Mitchel Beauchamp 1967-3-17 240 Los Angeles San Clemente Island, east of Wilson Cove Comment
  SD237623  Aphyllon californicum subsp. feudgei R. G. Swinney 2009-5-6 10689 Los Angeles Transverse Range: San Gabriel Mountains/Western Mojave Desert: Carr Canyon at confluence with Little Rock Creek (Palmdale 7.5'Q) 908 Comment
  LA209584  Apiastrum angustifolium Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA470370  Apiastrum angustifolium M. B. Dunkle 1929-3-23 2073 Los Angeles Santa Catalina Island. Salta Verde. Comment
  RSA617729  Apiastrum angustifolium Scott D. White 1998-5-22 6563 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA470382  Apiastrum angustifolium Harvey Anderson 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  UCSB4553  Apiastrum angustifolium Foster, R. 1937-3-5 Los Angeles Mills Ave., Claremont Comment
  SEINET3292837 Image available Arabis holboellii G. L. Moxley 1917-3-11 Los Angeles Pacoima Canyon near San Fernando Comment
Read comments
Sep 12 2013
  RSA0129043  Arabis platysperma var. platysperma L. C. Wheeler 1967-9-13 10748 Los Angeles San Gabriel Mountains: SW side of Mt. San Antonio. 3017 Comment
  UC855513  Arabis pulchra Alice Eastwood and John Thomas Howell 1937-4-26 3968 Los Angeles near Palmdale Comment
  UCR21100  Arceuthobium A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1553 Los Angeles Pine Canyon, SW of the Antelope Valley in the San Andreas Fault zone 1372 Comment
  CAS-BOT-BC23861  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  CAS-BOT-BC23248  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1902-7-1 2628 Los Angeles Mt. Wilson, San Gabriel Mts. Comment
  RSA626819  Arctostaphylos glandulosa subsp. glandulosa Jon E. Keeley 1992-8-3 16823 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  RSA626722  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1993-11-15 25167 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  LA42409  Arctostaphylos glauca W. O. Griesel; 1936-1-15 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM50327  Arctostaphylos glauca L. R. Abrams 1901-4-13 1501 Los Angeles Pasadena and Wilson's Peak Trail 915 Comment
  RSA367296  Arctostaphylos glauca L. E. Hoffman 1932-1-18 s.n. Los Angeles East Fork, San Gabriel Canyon. Comment
  RSA631434  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15613 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631503  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15981 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631670  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20488 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631701  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15842 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631710  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15674 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA651552  Arctostaphylos glauca Claude T. Powers 1949-01 s.n. Los Angeles In original spot but now an ornamental. 5050 Angeles Crest. La Canada. 512 Comment
  CAS-BOT-BC46735  Arctostaphylos parryana Joseph Andorfer Ewan 1936-7-27 9852 Los Angeles San Gabriel Mts. N. end of Table Mt, Swartout Valley. 2133 Comment
  RSA634748  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20603 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634764  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22029 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634789  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20468 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA634891  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20401 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA634926  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20538 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635175  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20558 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635257  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20653 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  UCR256135  Arctostaphylos patula R. G. Swinney 2010-9-23 13878 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  UCR190908  Arenaria macradenia R. G. Swinney 1998-7-2 6240 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA704203  Arenaria macradenia var. arcuifolia Naomi Fraga, Bill Hogshead 2004-6-10 1252 Los Angeles Sawmill Mountain Road (7N23). 1311 Comment
  RSA686633  Argyrochosma jonesii L. C. Wheeler 1933-2-22 1475 Los Angeles Little Rock Creek. 1066 Comment
  UCR2177  Aristida purpurea var. parishii F. M. Reed 1925-6-18 5082 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon 823 Comment
  UC1130851  Aristida ternipes var. hamulosa Jerome S. Horton 1937-6-1 448 Los Angeles Bell and Volfe Canyon Trail Pomona Quadrangle, San Dimas Experimental Forest 762 Comment
  UC60829  Aristida ternipes var. hamulosa Dr. A. Davidson Los Angeles Pasadena Comment
  CATA3212  Artemisia californica Julie L. King 2016-11-30 31 Los Angeles Santa Catalina Island: Along Quarry Haul Rd., east side, about 1/4 mile by road from SE junction with Empire Landing Rd. 157 Comment
  CHSC19541  Artemisia californica Arlene Dunson 1974-7-22 Los Angeles E of residential section on Gold Hill in Monrovia. Comment
  RSA133744  Artemisia californica Peter H. Raven 1959-2-15 13782 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  SBBG128115  Artemisia californica D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 2 Los Angeles Deer Valley Trail 4 Comment
  SEINET231399  Artemisia californica Leila M. Shultz 1981-10-14 Los Angeles CULTIVATED; Los Angeles County: Rancho Santa Ana Botanic Garden, Claremont. 101 Comment
  CAS-BOT-BC90335  Artemisia douglasiana L. A. Greata 1900-9-10 s.n. Los Angeles River Bank, LA Comment
  RSA2897  Artemisia tridentata C. B. Wolf 1931-10-23 2493 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mountains 1829 Comment
Read comments
Jul 4 2013
  CAS-BOT-BC97332  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  SEINET3158538  Asclepias eriocarpa G. B. Grant 1903-1 62 -A Los Angeles Pasadena Comment
  UCR95528  Asclepias eriocarpa L. C. Wheeler 1970-8-30 s.n. Los Angeles San Gabriel Mtns., Messenger Flat 1768 Comment
  RSA250388  Asclepias eriocarpa R. F. Thorne, C. W. Tilforth, J. Dourley, R. Scogin 1972-8-11 42222 Los Angeles N slope of Mt. Waterman near Buckhorn Station in open yellow pine forest. 2134 Comment
  IRVC28734  Asclepias fascicularis A. C. Sanders, M. S. Enright 2002-8-8 25571 Los Angeles Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 NE end of Santa Susana Mtns. 366 Comment
  RSA695392  Asparagus officinalis A. C. Sanders, Mark Elvin 2002-6-19 25176 Los Angeles NE end of Santa Susana Mtn.; Newhall Ranch, head of Adobe Cyn. and pass into Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  CAS-BOT-BC478974  Asphodelus fistulosus Steven A. Junak 1996-5-17 SCI- 481 Los Angeles NE end of San Clemente Island, E of airfield runways, at edge of Terrace E of intersection of Perimeter Road and road to Dolphin Bay, just S of Camera Pad Naddo, near UTM 11 57 Comment
  RSA686316  Aspidotis californica Blanche Trask 1897-03 181 Los Angeles Avalon, Catalina island Comment
  RSA653367  Aspidotis californica LeRoy Gross 2000-10-28 313 Los Angeles Verdugo Mountains: Along Brand Park Mountainway road 548 Comment
  LA202863  Asplenium vespertinum Lawrence L. Kiefer; 1966-11-12 2530 Los Angeles San Gabriel Mountains, Iron fork of the E. fork of the San Gabriel River, ca. 0.5 mi up from the Iron Fork Camp 1036 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
  RSA0008146  Aster subulatus var. ligulatus Peter H. Raven, Henry J. Thompson 1959-9-6 14366 Los Angeles Santa Monica Mountains: Malibu Creek. 34 deg.N, 118 deg.-119 deg.W. 6 Comment
  POM72485  Astragalus bicristatus I. M. Johnston 1925-8-1 6607 Los Angeles Upper Barrett Canyon, W end Ontario Peak on shady N slope near Cascade-Barrett Canyon divide 2042 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
  OBI13362  Astragalus douglasii var. douglasii Wesley O. Griesel 1962-6-7 s.n. Los Angeles Big Pines, San Gabriel Mts 1067 Comment
  UC63674  Astragalus douglasii var. douglasii H. M. Hall Jun 3 1900-Jun 6 1900 1531 Los Angeles at summit Swarthout Canyon (San Antonio Mountains); , Swarthout Canyon 2091 Comment
  RSA641083  Astragalus douglasii var. douglasii Orlando Mistretta 1994-8-4 1453 a Los Angeles Horse Canyon shooting area. Comment
  CAS-BOT-BC178340  Astragalus gambelianus P. A. Munz; L. Street; G. Williams 1919-4-5 2435 Los Angeles Puddingstone Canyon 274 Comment
  UCR153325  Astragalus gambelianus A. C. Sanders, T. B. Salvato 2005-4-26 29733 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
  UCR237911  Astragalus gambelianus Mark A. Elvin 2003-5-1 2501 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  RSA680191  Astragalus lentiginosus var. antonius Valerie L. Soza, Naomi Fraga 2003-6-13 1666 Los Angeles Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06. 2530 Comment
  CAS-BOT-BC187374  Astragalus lentiginosus var. variabilis Timothy S. Ross 1992-4-4 6097 Los Angeles Mojave Desert: just NW of Palmdale Blvd. x North 210th Street East, roughly 4 air-miles ESE of Lovejoy Buttes 868 Comment
  JEPS108276  Astragalus lentiginosus var. variabilis David Gowen 2005-5-11 313 Los Angeles HWY 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th Street W. Comment
  SDSU7616  Astragalus nevinii M. R. Beauchamp 1967-1-28 150 Los Angeles San Clemente Island Comment
  SBBG68276  Astragalus pachypus R. Hoffmann 1932-4-26 Los Angeles Harold Comment
  RSA599654  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-5-1 9672 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA0006851  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1882-10 1117 Los Angeles Ballona Rancho near Santa Monica Comment
  POM66950  Astragalus trichopodus Marcus E. Jones 1924-4-25 s.n Los Angeles Brea Canyon Comment
  JEPS85532  Astragalus trichopodus var. lonchus Dick Arnold 1985-1-17 Los Angeles about 1 mi se of intersection of Palos Verdes Drive South with Forrestal (town of Rancho Palos Verdes); town of Rancho Palos Verdes 121 Comment
  UCSB3002  Astragalus trichopodus var. lonchus McElwain, Isabelle 1953-5-2 Los Angeles White's landing, large valley behind, Catalina Island Comment
  CAS-BOT-BC199086  Astragalus trichopodus var. phoxus Louis C. Wheeler 1931-11-11 345 Los Angeles Topanga Canyon, Santa Monica Mts. 518 Comment
  SD113696  Astragalus trichopodus var. phoxus Darley F. Howe 1947-5-3 1551 Los Angeles Mint Canyon, Mohave Desert Comment
  RSA90211  Astragalus trichopodus var. phoxus F. W. Peirson 1917-5-1 578 Los Angeles Topanga Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC200833  Astragalus trichopodus var. trichopodus I. M. Johnston 1918-5-19 1964 Los Angeles Hills south of Pomona 365 Comment
  UC217019  Atriplex californica I. Johnston 1917-6-10 1270 Los Angeles Playa del Rey Playa del Rey (sandy cliffs along shore, Southern California) Comment
  UCSB16221  Atriplex californica Coln, Bob 1963-4-27 Los Angeles Bluffs above U.S. Highway 101, 5 mi. N of Zuma Beach Comment
  OBI71043  Atriplex canescens Larry Kelly, David J. Keil 1988-4-16 35 Los Angeles Little Rock Campground Comment
  UC1595446  Atriplex canescens Tim Ross 1992-7-10 6686 Los Angeles 6 degrees N and 2520 m distant from Thorn Peak (Upper Big Tujunga Canyon along UBTC Road, San Gabriel Mountains); San Gabriel Mountains, Upper Big Tujunga Canyon 1085 Comment
  SD232659  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13957 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  UCR282220  Atriplex glauca Dan S. Cooper 2016-4-8 416- 21 Los Angeles Palos Verdes Peninsula, Palos Verdes Dr. at Narcissa Ln. 49 Comment
  UCR162291  Atriplex heterosperma Anuja Parikh, Nathan Gale 2004-6-22 2068 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur 305 Comment
  CAS-BOT-BC26321  Atriplex johnstonii Carl B. Wolf 1930-12-23 1821 Los Angeles at Playa del Rey. Upper Sonoran Zone. 30 Comment
  CATA2961  Atriplex lentiformis Amy Catalano 2016-1-12 002 Los Angeles Santa Catalina Island: Just inside and to the right of the gate to the Laura Stein Volunteer Camp, about 2 meters from the road to the camp 371 Comment
  SEINET11930561  Atriplex lentiformis D. P. Reagan 1974-1 30 Los Angeles Ridge Road, just E of Sandberg along State Road N-2 Comment
  SEINET3156357  Atriplex microcarpa G. B. Grant, W. Wheeler 1904-4-21 2313 Los Angeles collected on Santa Catalina Island, Pacific Ocean, oof southern California Comment
  POM156218  Atriplex pacifica L. R. Abrams 1903-3-14 3137 Los Angeles San Pedro Hills, near Rocky Point. Comment
  SEINET4136267  Atriplex semibaccata Steve Boyd, Valerie Soza; Victoria Jotikasthira; L. Raz 1996-7-11 8907 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake.; 0 Comment
  RSA453958  Atriplex semibaccata Gertrude Dunn 1930-10-9 s.n. Los Angeles Huntington Beach, 1/2 mile east of beach Comment
  UC1354391  Atriplex semibaccata Delzie Demaree 1959-7-15 41331 Los Angeles P.O. San Pedro P.O. San Pedro (vacant dry lots) Comment
  RSA703832  Atriplex serenana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25489 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley. 300 Comment
  UC56774  Atriplex serenana var. davidsonii Ernest Braunton Sep 1902 680 Los Angeles Los Angeles Los Angeles (Temple St.) Comment
  SD248395  Atriplex suberecta R. E. Riefner Jr. 2008-7-28 08 254 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, viciinity of Vermont Ave., and Normande Ave. Comment
  CATA1239  Atriplex watsonii Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2317 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA385377  Avena barbata F. R. Fosberg 1931-3-18 S- 4298 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 10 Comment
  SD253330  Avena barbata R. G. Swinney 2011-3-26 14232 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  RSA385399  Avena fatua Samuel Pusateri 1941-7-17 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  CHSC35882  Baccharis emoryi James Henrickson 1973-1-1 8113 Los Angeles Santa Catalina Island, 2 air miles WNW of Avalon. Comment
  UC1605371  Baccharis malibuensis J. Henrickson 1991-9-27 22451 Los Angeles ca 6 air mi nw Malibu (1.2 mi nw of w end of Malibu Lake on n slopes of flat-topped hill); Santa Monica Mtns 228 Comment
  RSA599024  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  UCR282612  Baccharis plummerae Dan S. Cooper 2016-8-17 816- 10 Los Angeles Temescal Canyon Park, east of Temescal Canyon Rd. 18 Comment
  POM350353  Baccharis salicifolia D. A. Young 1969-3-10 435 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park off of san Dimas Ave., in a canyon 300 yds. NW of the road. 305 Comment
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Aug 12 2014
  SFV5525  Baccharis salicifolia W. A. Kelley Mar 1969 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  RSA165698  Barbarea orthoceras Wesley O. Griesel 1963-5-26 789 Los Angeles Big Pines Recreational Area. 2104 Comment
  SD249188  Bassia hyssopifolia Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2191 Los Angeles San Clemente Island. Disturbed area south of road at northern tip of island, west of Northwest Harbor. 14 Comment
  UCD129537  Bebbia juncea var. aspera G. H. Vansell 1936-6-1 s.n. Los Angeles Sawmill Mt. Comment
  LA204056  Berberis nevinii John Thomas Howell; Martha Hilend 1930-5-11 sn Los Angeles San Fernando Valley Comment
  RSA651197  Berberis nevinii R. N. Berlin 1948-2-7 s.n. Los Angeles [El Monte] Library, [El Monte] Comment
  UCR99504  Berberis nevinii Steve Boyd, Mark Elvin 1997-1-25 9126 Los Angeles San Gabriel Mtns., Southern base of the Mtns, upper Western edge of the alluvial fan spilling from the mouth of San Antonio Canyon, just south of Mt. Baldy Road and west of Padua Ave. 543 Comment
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May 31 2011
  CAS-BOT-BC75813  Berberis pinnata F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp. San Gabriel Mountains. 914 Comment
  CAS-BOT-BC75814  Berberis pinnata F. Grinnell Jr. 1910-6-11 s.n. Los Angeles Switzers Trail. San Gabriel Mountains. 1066 Comment
  SFV7096  Bidens frondosa K. A. Wilson 1974-8-21 1447 Los Angeles Santa Monica Mountains Malibu Creek. Kanan Road and Triunfo Canyon Road intersection. 245 Comment
  POM53945  Bidens laevis Edward L. Greene 1903-10-1 3727 Los Angeles Pomona. Comment
  CHSC118870  Bidens pilosa Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St. in abandoned citrus orchard. 233 Comment
  UC75844  Bidens pilosa unknown 1903-6-1 Los Angeles Los Angeles Comment
  RSA0125909  Boechera Steve Boyd, Lauren Raz 1997-5-1 9647 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCD170976  Boechera repanda R. G. Swinney 1998-7-14 6444 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail. 2247 Comment
  RSA755669  Borago officinalis R. F. Thorne 1982-5-10 55185 Los Angeles City of Claremont 338 Comment
  RSA729889  Boykinia rotundifolia R. G. Swinney 1998-8-30 6857 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  CATA768  Brachypodium distachyon Mark L. Hoefs 1991-5-28 1308 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  UCR107755  Brassica geniculata Matilda Low 1997-3-13 13 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  LA51493  Brassica nigra O. H. Kappler; 1945-3-25 728 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 228 Comment
  RSA0043287  Brassica nigra Joel Maki s.n. Los Angeles Santa Monica Mts., Topanga Cyn. Blvd. 365 Comment
  SBBG98460  Brassica nigra T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5307 Los Angeles ridge between two forks of Near-Death Cyn (draining to Mosquito Cove), ca. 1000 ft NNE of Rest (1336') marker 396 Comment
  RSA599969  Brassica rapa L. C. Wheeler 1968-3-21 s.n. Los Angeles Glendora Ridge Truck Trail; T1N R10W S24, SW/4, NE/4 610 Comment
  CSUSB530  Brassica rapa subsp. sylvestris Dean Jones 1966-2-19 S.N. Los Angeles Vacant lot on Whittier Blvd. and Ocean View Ave. 304 Comment
  UCR269246  Brassica tournefortii Erika M. Gardner, LeRoy Gross, Nancy Hamlett 2012-3-8 03 Los Angeles City of Claremont, Bernard Field Station, at the south entrance gate. Found on the south side of the fence near Foothill Blvd and along the southwest border of the station along Dartmouth Ave. 398 Comment
  RSA182192  Brassica tournefortii James Henrickson 1963-05 1255 Los Angeles Adjacent to Rancho Santa Ana Botanic Garden. 381 Comment
  JEPS18776  Brickellia californica Frank W. Peirson 1918-10-21 221 b Los Angeles West Fork San Gabriel River San Gabriel Mountains, West Fork San Gabriel River 1066 Comment
  RSA733557  Brickellia californica R. G. Swinney 1998-8-13 6754 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain 2427 Comment
  CAS-BOT-BC106136  Brickellia nevinii Peter H. Raven 1961-9-24 16757 Los Angeles Road in Sand Creek 1 mile north of summit above Pacoima Canyon 731 Comment
  CAS-BOT-BC106146  Brickellia nevinii Louis A. Grenta 1901-5-1 s.n. Los Angeles Santa Monica Range Comment
  UCR70777  Brickellia nevinii Anstruther Davidson 1912-1 2911 Los Angeles Hollywood Hills Comment
  UCR264687  Bromus arenarius Mitch Provance, Callen Huff 2009-4-28 10742 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
  CAS-BOT-BC149339  Bromus arizonicus Geo. B. Grant 1902-5-1 117 Los Angeles Pasadena. Comment
  SD52892  Bromus arizonicus Peter H. Raven 1962-5-8 17623 Los Angeles San Clemente Island, near shore west side of island opposite Wilson Cove. 29 Comment
  POM244886  Bromus carinatus F. R. Fosberg 1931-4-3 S- 4484 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. Comment
  RSA0110660  Bromus carinatus Richard G. Swinney 2011-6-7 15105 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile due east of Angeles Crest Hwy and 0.5 mile due north of jct. of Angeles Crest Hwy. and entrance to Charlton Flats, 0.32 mile WNW of Mt. Mooney Rd. jct. with dirt road to Stony Ridge Observatory. 1768 Comment
  UCR142720  Bromus carinatus Edith A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Palos Verdes Hills 457 Comment
  RSA601329  Bromus carinatus var. carinatus Steve Boyd, Lauren Raz 1997-6-17 9953 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  RSA699882  Bromus carinatus var. carinatus LeRoy Gross, Ted Anderson 2004-5-3 1214 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1458 Comment
  UCR266282  Bromus catharticus D. E. Bramlet 2005-4-13 3798 Los Angeles Puente Hills, Powder Canyon 229 Comment
  POM1252  Bromus diandrus Le Roy Abrams 1902-5-31 2483 Los Angeles Inglewood. Comment
  RSA592164  Bromus diandrus L. C. Wheeler 1967-5-7 9288 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 625 Comment
  CAS-BOT-BC155393  Bromus hordeaceus Timothy S. Ross; J. Mark Porter 1995-5-4 8514 Los Angeles Liebre Mountains. Texas Canyon. Ca. 3.6 road miles northeast of Bouquet Canyon Road. 682 Comment
  POM7098  Bromus hordeaceus L. T. Street, G. Williams 1919-5-10 2694 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA64154  Bromus hordeaceus Valerie L. Soza 1997-4-11 34 Los Angeles Bernard Field Station of the Claremont colleges, located on the NW corner of Mills Ave. and Foothill Boulevard., 34 ' 06' 39N, 117 ' 41' 48W 412 Comment
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Mar 18 2009
  SD84798  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles San Clemente Island; Pyramid Cove; on dry slope Comment
  UC50581  Bromus hordeaceus J. H. Barber 138 Los Angeles near Agriculture Experiment Station (Pomona); Pomona Comment
  UCR270976  Bromus hordeaceus R. G. Swinney 2011-4-28 14530 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  RSA647953  Bromus hordeaceus subsp. hordeaceus Diane Elliott 1985-4-19 10 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCD58851  Bromus inermis Robert F. Thorne; M. Z. Thorne 1967-7-19 37165 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  CATA1835  Bromus madritensis subsp. rubens Denise Kraus 2000-4-24 14 Los Angeles Santa Catalina Island: (Goat Harbor burn area) approximately 2,770 ft. north of Airport Road and 690 ft. east of western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). At GHB Transect 3 368 Comment
  IRVC26476  Bromus madritensis subsp. rubens A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26146 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  IRVC28854  Bromus madritensis subsp. rubens Mark A. Elvin, Cathleen Weigand 2003-4-7 2440 Los Angeles Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley 297 Comment
  LA210432  Bromus madritensis subsp. rubens Peter H. Raven; Henry J. Thompson 1960-4-13 15073 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  SEINET10524505  Bromus marginatus LeRoy R. Abrams Abrams 1395 Los Angeles Monte Vista. Comment
  RSA151304  Bromus rubens P. H. Raven 1962-4-9 17146 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  SBBG38839  Bromus rubens M. B. Dunkle 1939-4-4 7256 Los Angeles Pyramid Cove Comment
  UCR182743  Bromus rubens R. G. Swinney 1998-4-11 5936 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  UCR205915  Bromus rubens R. G. Swinney 2008-5-5 8750 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA624541  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Sand Canyon at Bear Canyon. 610 Comment
  RSA729199  Bromus tectorum R. G. Swinney 1998-7-10 6374 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  SEINET3923581  Bromus tectorum Louis C. Wheeler 1967-5-29 9764 Los Angeles San GABRIEL MOUNTAINS: San Antonio Canyon, southwest of Spring Hill. Between Dry Lake Canyon and Wildcat Canyon.; 0 884 Comment
  UCR181107  Bromus tectorum R. G. Swinney 1997-4-25 5511 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  UCR255757  Bromus tectorum R. G. Swinney 2010-5-12 12715 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  UCR50998  Bromus tectorum A. C. Sanders, E. J. Lawlor 1988-4-3 7745 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA0019965  Bromus tectorum E. K. Balls 1960-4-28 24096 Los Angeles Rancho Santa Ana Botanic Garden , Claremont. 412 Comment
  UCR138132  Calandrinia ciliata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mtns, Wildwood Ranch, east of Glendora 389 Comment
  HSC79837  Calocedrus decurrens B. A. Prigge 1970-12-12 110 Los Angeles 32 mi. NEE of La Canada on Hwy. 2, Buckhorn Campground in San Gabriel Mtns. 1921 Comment
  POM982  Calocedrus decurrens D. L. Crawford 1915-7-1 s.n. Los Angeles Mts. Above Claremont. 2134 Comment
  RSA377247  Calochortus albus Elbert Benjamine 1929-5-26 209 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC487471  Calochortus albus LeRoy Abrams 1902-7-1 2620 Los Angeles Little Santa Anita Canon, San Gabirel Mts. Comment
  CAS-BOT-BC492127  Calochortus albus Henry J. Thompson 1951-5-13 1474 Los Angeles Triunfo Canyon, at mouth of Lobo Canyon, Triunfo Pass Quadrange, Santa Monica Mts., western Los Angeles Co., near Cornell. 243 Comment
  OBI60246  Calochortus catalinae Kim Sheffron 1994-5-10 17 Los Angeles Calabasas, 1 mi SE on Stunt Rd from jctn with Mulholland hwy Comment
  POM147681  Calochortus catalinae Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA369057  Calochortus catalinae Robert L. Dressler 1949-6-19 896 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  RSA377285  Calochortus catalinae C. B. Liter, Jas A. Powell, J. A. Powell 1928-4-4 s.n. Los Angeles Santa Catalina Island, above Chicken Johnnies. Comment
  CAS-BOT-BC132339  Calochortus clavatus Geo. B. Grant 1901-6-7 s.n. Los Angeles Laurel [Canon] Canyon Comment
  CAS-BOT-BC132349  Calochortus clavatus Reid Moran 1941-8-17 862 Los Angeles Pico Canyon 600 Comment
  CAS-BOT-BC132353  Calochortus clavatus Timothy S. Ross; Steve Boyd 1994-5-25 7952 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit 1075 Comment
  SBBG110996  Calochortus clavatus A. Parikh, N. Gale 1998-5-28 LA- 4 Los Angeles N of Triunfo Cyn Rd, near intersection with Kanan Rd, S of Agoura Hills 270 Comment
  SEINET3881209  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles About 3.5 miles W of Soladad Canyon turnoff on Highway 6, Mint Canyon.; 0 Comment
  UC3400  Calochortus kennedyi J. Burtt Davy 2480 Los Angeles Manzana Antelope Valley Comment
  RSA377428  Calochortus plummerae Anstruther Davidson 1892-06 s.n. Los Angeles Los Angeles Comment
  UCR255943  Calochortus plummerae D. E. Bramlet 2011-6-16 4876 Los Angeles Transverse Ranges; San Gabriel Mountains, upper Maple Canyon, 10 m SW of Angeles Forest Hwy and 1.4 km east of Big Tujunga Rd. 917 Comment
  RSA653735  Calochortus striatus Elaine Joyal, Sam Garcia 2000-5-18 s.n. Los Angeles 10th St., SSE of Rosamond. 701 Comment
  UCR167545  Calochortus striatus S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  SEINET12054001  Calochortus venustus J. F. Bright, Wyman, C. 1931-1 5265 Los Angeles San Fernando Valley Comment
  CAS-BOT-BC224319  Calystegia macrostegia subsp. amplissima Peter H. Raven 1962-7-12 18030 Los Angeles San Clemente Island. Northwest Harbor 15 Comment
  RSA188206  Calystegia macrostegia subsp. intermedia R. F. Thorne, P. C. Everett, K. Thorne 1965-6-22 34882 Los Angeles Santa Catalina Island: rocky slope along new road along East Mountain, S end of Island 457 Comment
  RSA533499  Calystegia macrostegia subsp. intermedia Tim Ross 1991-3-9 4196 Los Angeles Whittier Hills (Puente Hills, pro parte): dry ridge at head of un-named canyon draining ENE 305 Comment
  SEINET8495306  Calystegia peirsonii D. W. Taylor 2002-5-1 18028 Los Angeles Sierra Pelona, hillslopes flanking Anaverde Valley (4 air miles SW of Palmdale), under electrical transmission lines. Ritter Ridge 7.5' USGS quadrangle 1067 Comment
  RSA247131  Calystegia soldanella G. D. Wallace 1966-4-30 512 Los Angeles Along the Pacific Coast Hwy. at Huntington Beach Park. Comment
  RSA465682  Camissonia bistorta T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  SEINET3860302  Camissonia californica R. G. Swinney 2009-4-15 10337 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: north of Azusa, El Encanto Azusa River Wilderness Park.; 0 296 Comment
  RSA466151  Camissonia californica L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA772375  Camissonia campestris R. G. Swinney 2009-5-12 10729 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  RSA454715  Camissonia campestris subsp. campestris Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA75689  Camissonia campestris subsp. campestris F. W. Peirson 1921-5-20 793 Los Angeles Mojave Desert, Little Rock Creek, San Gabriel Mountains 1067 Comment
  RSA600178  Camissonia graciliflora Steve D. Boyd, Lauren Raz 1997-5-1 9670 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA311278  Camissonia hirtella Robert F. Thorne 1969-7-2 38241 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sandy margin of East Fork of Alder Creek, Charlton Flat burn (of 1954) 1585 Comment
  RSA762266  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2008-5-5 2639 Los Angeles Transverse Ranges; 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. 627 Comment
  HSC87157  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA578300  Camissonia strigulosa Tim S. Ross, Steve D. Boyd 1994-5-4 7619 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  CAS-BOT-BC160515  Camissoniopsis guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17260 Los Angeles San Clemente Island. On beach due west of Wall 2 9 Comment
  UCR271316  Camissoniopsis hirtella R. G. Swinney 2011-5-12 14670 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
  CAS-BOT-BC160533  Camissoniopsis lewisii LeRoy Abrams 1913-4-8 3232 Los Angeles Railroad embankment, Inglewood Comment
  UCR63904  Campanula elatines Tanith Fowler 1990-5-20 s.n. Los Angeles Palos Verdes Hills., Potuguese Canyon. 488 Comment
  RSA66295  Canbya candida F. W. Peirson 1926-4-26 6660 Los Angeles about 6 miles west of Rock Creek, Comment
  SFV21394  Capsella bursa-pastoris L. Gross 2002-3-7 488 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Off La Tuna Canyon Road in Santa Monica Mountains Conservancy land, south of 210 Freeway. Side Canyon off of La Tuna Canyon. 579 Comment
  CATA628  Capsella bursa-pastoris Mark L. Hoefs 1991-4-8 1083 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  OBI35611  Capsella bursa-pastoris Rebecca Cicoria 1981-4-24 19 Los Angeles Near intersection of Crest Rd and Portuguese Bend rd, Sepulveda Cyn,along trl, Rolling Hills Comment
  RSA658414  Capsella bursa-pastoris Patricia Kouo 1994-4-27 944135 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  LA204282  Cardamine californica Carl Epling; 1925-1-10 6415 Los Angeles San Dimas Canyon Comment
  UC402548  Cardamine californica A. R. Davis 1915-7-4 556 Los Angeles mountains above Claremont (Southern California); mountains above Claremont Comment
  RSA484616  Cardamine californica var. integrifolia Blanche Trask 1897-03 s.n. Los Angeles Avalon, Catalina island Comment
  UCR189378  Cardamine oligosperma R. G. Swinney 1998-5-30 6175 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR213355  Cardamine oligosperma Justin M. Wood 2009-3-6 335 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  RSA603963  Cardamine oligosperma L. C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills: Normandy Drive, ca. 100 yards N of Los Angeles County-Pasadena city line. Comment
  SD230188  Cardamine oligosperma Louis C. Wheeler 1973-6-14 Los Angeles California State University, Long Beach. Comment
  UCD129913  Carduus nutans G. W. Garrettson 1954-7-9 s.n. Los Angeles Rancho San Vicente, at La Puente and Lemon Sts., Walnut. Comment
  CAS-BOT-BC18179  Carex Steve Boyd; Lauren Raz 1997-5-20 9807 Los Angeles Liebre Mountains Region. Northern Flank of Sawmill Mountain, upper Heryford Canyon Drainage. 1584 Comment
  UCR270810  Carex abrupta R. G. Swinney 2011-8-17 15626 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA0062834  Carex alma LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6757 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR259255  Carex alma R. G. Swinney 2010-6-4 12998 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
  RSA623466  Carex alma L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  UCR192855  Carex aurea R. G. Swinney 1998-7-14 6421 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  UCR223541  Carex fracta R. G. Swinney 2009-6-2 11002 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  JEPS48975  Carex multicaulis Joseph Ewan 1933-7-9 7870 Los Angeles Monrovia Peak 1463 Comment
  RSA0102545  Carex multicaulis Richard G. Swinney 2011-6-7 15103 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA729923  Carex multicaulis R. G. Swinney 1999-7-5 7528 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  CAS-BOT-BC117969  Carex rossii Ivan Murray Johnston 1907-7-30 1496 Los Angeles Cucamonga Pk. 2651 Comment
  RSA229088  Carex subfusca Robert F. Thorne 1969-7-29 38850 Los Angeles wet, open N facing slope above Angeles Crest Hwy, N and below Lily spring at headwaters of S fork, Big Rock Creek, ca 2 mi. S of Dawson Saddle 2317 Comment
  SEINET10751262  Carex triquetra Hermann E. Hasse Hasse s.n. Los Angeles Dry ridges. Comment
  CATA1964  Castilleja affinis F. R. Fosberg 1931-3-25 4362 Los Angeles Santa Catalina Island: Hamilton Canyon 10 Comment
  RSA187936  Castilleja affinis Robert F. Thorne 1966-4-28 36200 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  LA52004  Castilleja affinis Carl Epling; Lincoln Ellison 1930-3-28 s.n. Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  RSA0073123  Castilleja affinis Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 34 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  JEPS16670  Castilleja applegatei subsp. martinii Rimo Bacigalupi with C. L. Custer 1954-4-4 4391 Los Angeles directly back of Altadena (Millard's Public Camp, in Millard's Canyon, lower s reaches of San Gabriel Mountains); San Gabriel Mountains, Angeles National Forest, Millard's Ca 556 Comment
  RSA706667  Castilleja applegatei subsp. martinii Naomi S. Fraga, Paul Morton 2004-5-19 1191 Los Angeles Trail (7W02) to Baldy from San Antonio Falls Road. 2104 Comment
  RSA81467  Castilleja applegatei subsp. martinii F. W. Peirson 1923-5-26 4227 Los Angeles Rock Creek, norht slope of San Gabriel Mountains 1646 Comment
  RSA448672  Castilleja applegatei subsp. martinii George R. Johnston 1930-6-26 14663 Los Angeles Pine Flats. 1829 Comment
  RSA448680  Castilleja applegatei subsp. martinii George R. Johnston 1930-9-14 14628 Los Angeles Edison Road above Dark Canyon. 762 Comment
  SBBG51270  Castilleja exserta J. Doty 1969-5-16 Los Angeles Elizabeth Lake Cyn, 1.4 mi N of jct with Violin Cyn Rd, 7.7 mi N of Castaic Jct 396 Comment
  UCR17814  Castilleja exserta I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plain, Gardena 16 Comment
  CATA21  Castilleja foliolosa Mark L. Hoefs, A. Douglas Propst 1973-3-3 7 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon, south exposure 304 Comment
  SFV7335  Castilleja foliolosa T. Gordon, M. H. Grayum 1975-3-21 851 Los Angeles Santa Monica Mountains Along Mulholland Highway about 5 miles west of Malibu Canyon Road. 305 Comment
  UC1063298  Castilleja foliolosa G. T. Nordstrom 1935-1-18 325 Los Angeles 3.5 mi s Gorman; Tejon Quad. 1005 Comment
  UCR65558  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. Lightning Point Group campground, near the perimeter of the campground Comment
  RSA582913  Castilleja grisea Mark A. Elvin, Gery Allan 1995-5-20 16 Los Angeles San Clemente Island: SW tip of island S of Guds on lowest coastal terrace; alt- 10' 3 Comment
  SD136135  Castilleja grisea Mark Elvin, Gery Allan 1995-5-21 18 Los Angeles San Clemente Island: W side of island, in S branch of Horse Beach Canyon on lower terrace Comment
  RSA229049  Castilleja miniata subsp. miniata Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38852 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing slope above Angeles Crest Higway N and below Lily Spring at headwater of S Fork, Big Rock Creek, ca. 2 miles S of Dawson Saddle. 2317 Comment
  RSA593400  Castilleja minor subsp. spiralis Steve D. Boyd, Orlando Mistretta 1996-5-23 8821 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UC1126938  Caulanthus amplexicaulis A. D. Gifford 1935-5-8 694 Los Angeles 4 3/4 mi ene Warm Springs; Tejon Quad., Angeles National Forest Comment
  RSA0119654  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  SEINET3148266  Caulanthus coulteri E. K. Balls, L. W. Lenz 1950-3-28 14465 Los Angeles 1 mile E of junction of Hwy 99 and Hwy 138, just S of Gorman. 1158 Comment
  SEINET12005199  Caulanthus coulteri J. F. Bright 1935-1 1016 Los Angeles Antelope Valley Comment
  RSA0103473  Caulanthus lasiophyllus R. G. Swinney 2011-5-10 14654 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  UCR190280  Caulanthus lasiophyllus R. G. Swinney 1998-8-1 6615 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA549602  Caulanthus lasiophyllus var. utahensis Timothy S. Ross 1992-4-4 6067 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  CAS-BOT-BC48600  Ceanothus cordulatus Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3360 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs 1731 Comment
  UCR189827  Ceanothus cordulatus R. G. Swinney 1998-9-4 6900 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  POM8770  Ceanothus cuneatus P. A. Munz 1920-3-10 3334 Los Angeles Claremont. 366 Comment
  RSA127442  Ceanothus cuneatus H. J. Thompson 1959-3-22 1869 Los Angeles Lobo Canyon 1 mile west of Malibu Lake 274 Comment
  UC1070675  Ceanothus greggii A. Lewis 1934-2-1 280 Los Angeles Iron Mountain San Fernando quad., Angeles National Forest 1341 Comment
  UCD170932  Ceanothus greggii R. G. Swinney 2009-5-28 10963 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA164763  Ceanothus greggii var. vestitus Wesley O. Griesel 1963-5-26 797 Los Angeles Between Mile High Ranch and Big Pines 1677 Comment
  RSA399028  Ceanothus greggii var. vestitus L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  UCR251744  Ceanothus impressus var. impressus R. E. Riefner Jr. 2006-6-12 06- 238 Los Angeles Western Transverse Range, East of Sunland, La Crescentia-Montrose, Verdugo Mountains, north side of 210 Freeway, west c. 0.6 mi. from intersection of La Tuna Canyon Rd. and I-210 Freeway 475 Comment
  CAS-BOT-BC50163  Ceanothus integerrimus Herman Knoche 1919-6-14 Series A, No. 853 Los Angeles Mt. Lowe 1828 Comment
  CAS-BOT-BC50164  Ceanothus integerrimus Bell Richardson Jackson 1941-6-1 s.n. Los Angeles Road up to Mt. Wilson, from La Canyada Comment
  RSA647310  Ceanothus integerrimus Marion P. Harthill 1971-3-28 118 Los Angeles Cold Spring Dam, CA. Comment
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Jun 1 2015
  POM2823  Ceanothus leucodermis W. R. Dudley, F. H. Lamb 1896-6-8 4347 Los Angeles Kings Canyon, Liebre Mts. Comment
  SEINET13387057 Image available Ceanothus leucodermis R. G. Swinney 2011-1 15475 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak (Chilao Flat 7.5' Q.) 1207 Comment
  UC1070876  Ceanothus megacarpus var. megacarpus R. St. John 1930-1-20 75 Los Angeles 2 1/2 miles E of Triunfo Pass 640 Comment
  RSA95351  Ceanothus oliganthus F. W. Peirson 1927-3-19 7116 Los Angeles Seminole Hot Springs. Santa Monica Mts. Comment
  UCR146479  Ceanothus oliganthus subsp. oliganthus Scott D. White 2004-7-27 10624 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  SBBG53969  Ceanothus oliganthus var. sorediatus B. C. Templeton 1931-3-30 526 Los Angeles San Marino Comment
  CAS-BOT-BC63304  Ceanothus spinosus Ernest Braunton 1903-1-12 777 Los Angeles Laurel Canyon. Comment
  RSA650468  Ceanothus spinosus George Maruko 1948-2-23 s.n. Los Angeles South slope above golf course, Griffeth Park, Los Angeles. 213 Comment
  UC1071370  Ceanothus spinosus P. L. Johannsen 1934-1-18 230 Los Angeles Topanga Canyon Calabasas Quarangle Comment
  UC1071382  Ceanothus spinosus A. D. Gifford 1934-5-15 239 Los Angeles w side of Trancas Canyon Triunfo Pass Quadrangle, Trancas Canyon Comment
  UC574985  Ceanothus spinosus Carl Epling, R. Fowler, K. Kneen Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
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Apr 22 2014
  UCSB3998  Ceanothus spinosus Haller, Norman 1953-3-29 Los Angeles Approx 100 yds. West of Sepulveda on little dirt road off Mulholland 457 Comment
  UCSB3902  Ceanothus vestitus Wedberg, H. 1958-7-24 Los Angeles Angeles Crest Hwy. between Vincent and tunnel. San Gabriel Mtns. Comment
  CDA21189  Centaurea melitensis M. O'Brien 2007-5-27 MOB 2 -2007 Los Angeles South Coast; Malibu Bluffs State Recreation Area. 0 Comment
  POM201736  Centaurea solstitialis L. M. Booth 1932-7-6 1259 Los Angeles Long Beach Comment
  RSA589499  Centaurium davyi Tim S. Ross, Gery Allan, Mark A. Elvin, Jennifer Stone 1995-5-19 8578 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  RSA783292  Centaurium namophilum John Olmsted 1950-5-1 122 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary. 366 Comment
  POM307818  Centaurium venustum Henry J. Ramsey 1938-6-11 2742 Los Angeles Eaton Canyon Park, Altadena. Comment
  SEINET12651363 Image available Centaurium venustum Muriel F. Wheeler 1938-6-13 975 Los Angeles San Dimas Wash, .5 mi NE of San Dimas County Park 360 Comment
  CATA407  Centranthus ruber Sara L. Crockett 1996-10-30 544 Los Angeles Santa Catalina Island: Across road from Yacht Club, on roadcut 6 Comment
  RSA497600  Centrostegia thurberi A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7769 Los Angeles Mojave Desert, near Quartz Hill in Lancaster. S of Avenue L at 37th St. West 747 Comment
  RSA587474  Centrostegia thurberi Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1123 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  RSA713723  Centrostegia thurberi LeRoy Gross 2005-4-28 2136 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR187278  Cerastium glomeratum A. C. Sanders 2006-4-18 32094 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA621263  Cerastium glomeratum L. C. Wheeler 1968-4-13 s.n. Los Angeles Ridge south of mouth of Big Dalton Canyon 472 Comment
  RSA650189  Cercocarpus betuloides var. betuloides Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 27 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UC1127853  Cercocarpus betuloides var. betuloides F. H. Raymond 1930-1-8 20 Los Angeles head of Encinal Canyon Encinal Canyon 365 Comment
  SD69031  Cercocarpus betuloides var. betuloides Robert F. Thorne 1966-9-16 36721 Los Angeles Santa Catalina Island. Near terminus of Renton Mine Road, upper end Pebbly Beach Canyon. 274 Comment
  SBBG17984  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-8 5544 Los Angeles head of Avalon Valley near Wrigley Memorial 137 Comment
  UC114157  Cercocarpus betuloides var. blancheae J. W. Toumey 1899-9-15 Los Angeles Catalina Island Comment
  UC729809  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-10 3533 Los Angeles 100 yards se of summit of the Equestrian Trail (back of Avalon); Santa Catalina Island 304 Comment
  SBBG2903  Cercocarpus ledifolius var. intermontanus H. and M. Dearing 1949-5-1 6767 Los Angeles Rock Crk 1828 Comment
  CAS-BOT-BC276892  Chaenactis fremontii F. W. Peirson 1921-5-19 2409 Los Angeles Little Rock Creek, N slope of San Gabriel Mountains 960 Comment
  UCR110894  Chaenactis fremontii A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21995 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  RSA313019  Chaenactis glabriuscula var. glabriuscula R. F. Thorne 1969-7-2 38228 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  UCR271812  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12400 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR282008  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2014-5-8 16462 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  POM351750  Chaenactis glabriuscula var. glabriuscula Kenneth A. Wilson 1961-4-29 1179 Los Angeles Devils Punch Bowl camp site. Two miles south of Valyermo. Comment
  UCD130388  Chaenactis glabriuscula var. glabriuscula L. B. Ware 1971-4-24 s.n. Los Angeles West of Saint Bernard High School, Playa del Rey. Comment
  UCR209147  Chaenactis glabriuscula var. orcuttiana Dan S. Cooper 2009-5-19 509- 34 Los Angeles South Coast, Sand Dune Park, Manhattan Beach 27 Comment
  POM11489  Chaenactis santolinoides Philip A. Munz 1921-6-18 4635 Los Angeles Head of Swartout Valley. 2287 Comment
  UCR271855  Chaenactis santolinoides R. G. Swinney 2011-6-23 15310 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA639829  Chaenactis stevioides R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54998 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams 976 Comment
  SEINET2049526 Image available Chaenactis stevioides J. Harry Lehr 1971-4-12 321 Los Angeles North side Rt. 138, 7.1 mi. east of Pear Blossom, Los Angeles , Calif San Gabriel Mountains. 1220 Comment
  RSA518008  Chaenactis stevioides var. stevioides Steve Boyd, Orlando Mistretta 1986-3-31 1544 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR259212  Chaenactis xantiana Mitch Provance, Callen Huff 2009-4-29 10701 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087 1390 Comment
  RSA682525  Chaenactis xantiana Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 2 Los Angeles Sierra Nevada, Tehachapi Mts. region; Gorman Pass, Tejon Ranch Comment
  SBBG131529  Chamaesyce S. A. Junak 1999-7-17 SCa 1072 Los Angeles Middle Ranch, Janet Takara's house 213 Comment
  LA50651  Chamaesyce melanadenia Anonymous; 1951-3-15 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA643110  Chamaesyce melanadenia Orlando Mistretta 1992-9-16 806 Los Angeles San Gabriel Mountains: Oak Springs Trail; Tujunga Ranger District. 624 Comment
  RSA70533  Chamaesyce melanadenia Joseph A. Ewan 1931-4-25 4169 Los Angeles S. Fork La Tuna Canyon, Verdugo Range. Comment
  CAS-BOT-BC70017  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena Comment
  UCR192656  Cheilanthes covillei R. G. Swinney 1999-8-14 7617 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.7 mi. west of junction of Fish Fork Trail on West Dawson Peak Ridge 2134 Comment
  RSA423278  Chenopodium album Anstruther Davidson 1890-07 s.n. Los Angeles Los Angeles. Comment
  SEINET10937630  Chenopodium ambrosioides Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4807 A Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  RSA0049481  Chenopodium berlandieri Richard G. Swinney 2010-8-16 13519 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR259083  Chenopodium berlandieri R. G. Swinney 2010-10-15 14062 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  LA105113  Chenopodium californicum Barry A. Prigge; 1988-7-9 8272 Los Angeles Santa Monica Mountains, Calabasas, Calabasas, 900 ft. SEE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 374 Comment
  SBBG94258  Chenopodium californicum F. R. Fosberg 1931-3-18 428 Los Angeles Hamilton Cyn 10 Comment
  UCR130844  Chenopodium californicum David Charlton 1989-4-7 2829 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  OBI69329  Chenopodium californicum John Knapp, Denise Knapp 2003-5-10 64 Los Angeles Catalina Island; 367500.37N x 3695802E 320 Comment
  RSA534014  Chenopodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5103 Los Angeles San Clemente Island, above Nots Pier on road near the top of the eastern escarpment, 1400 ft NNW of the 553 ft BM. 139 Comment
  SD181598  Chenopodium californicum Louis C. Wheeler 1967-5-31 9798 Los Angeles San Gabriel Mountains, just over the rise immediately west of Caldwell Lake, at edge of shrub [scrub?]. Comment
  UC1178627  Chenopodium hians Peter Kamb 1948-7-13 1218 Los Angeles mouth of Bryant Canyon San Gabriel Mts., Big Tujunga Canyon (below Trail Canyon, on old road) 548 Comment
  CDA23385  Chenopodium hians G. C. Fleischman 1943-8-8 Los Angeles Highway San Gabriel Mountains to Palmdale. 0 Comment
  SBBG130603  Chenopodium macrospermum S. A. Junak 2000-10-12 SCa 1411 Los Angeles N side of Thompson Reservoir 195 Comment
  LA50756  Chenopodium macrospermum var. farinosum Zaitlin; 1951-4-8 Los Angeles Point Dume Comment
  RSA478530  Chenopodium multifidum Freda Detmers 1929-10-2 s.n. Los Angeles Los Angeles: Riverdale along curb at 34th and McClintock. Comment
  POM294056  Chenopodium murale Lyman Benson 1945-10-9 11887 Los Angeles Claremont. 351 Comment
  SEINET3245654  Chenopodium murale R. G. Swinney 2009-1 10329 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA536073  Chenopodium murale T. S. Ross 1991-5-21 5414 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of island 404 Comment
  CDA19998  Chenopodium pumilio Herrera 2002-7-25 PDR P 173113 Los Angeles Boething Treeland Farm, Long Valley Rd, Woodland Hills. 0 Comment
  RSA364937  Chloris gayana M. B. Dunkle 1933-9-30 3819 Los Angeles San Gabriel River, Long Beach. 9 Comment
  CAS-BOT-BC498795  Chlorogalum parviflorum Louis C. Wheeler 1934-5-14 2583 Los Angeles 1 mi. NE Puddingstone Dam, San Jose Hills 350 Comment
  RSA188173  Chlorogalum pomeridianum Robert F. Thorne 1966-4-5 35808 Los Angeles Santa Catalina Island: W slope of Black Jack Mountain 518 Comment
  UCD138440  Chlorogalum pomeridianum Louis C. Wheeler 1973-8-2 s.n. Los Angeles San Gabriel Mountains: Coulter Reservoir, Sunset Ridge. 647 Comment
  UC1584725  Chlorogalum pomeridianum var. pomeridianum Tim Ross and Annette Ross 1991-6-3 5527 Los Angeles northwesterly slope of hill west Pomona, Elephant Hill 286 Comment
  UCR280764  Chlorogalum pomeridianum var. pomeridianum R. G. Swinney 2014-5-19 16557 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  SEINET10767859  Chorispora tenella Andrew C. Sanders 2010-3-30 Sanders 37708 Los Angeles Mojave Desert: Antelope Valley, east of Lancaster and south of Redman, 90th St. East 0.35 mi. north of Ave. H (Alpine Butte 7.5' Q.). 727 Comment
  UCR280891  Chorizanthe brevicornu R. G. Swinney 2014-4-23 16161 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA0056356  Chorizanthe brevicornu James R. Shevock 1972-4-30 1628 Los Angeles 3 miles S. of Palmdale, Sierra Highway. 822 Comment
  RSA593595  Chorizanthe brevicornu var. brevicornu Steve Boyd, Orlando Mistretta 1996-5-23 8830 A Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA392787  Chorizanthe parryi var. fernandina Anstruther Davidson 1890-5-11 s.n. Los Angeles Burbank Comment
  UCR126607  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26060 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  HSC101377  Chorizanthe parryi var. fernandina Mark A. Elvin, Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, N of Hwy 126 319 Comment
  RSA65242  Chorizanthe procumbens F. W. Peirson 1920-4-26 4212 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  CAS-BOT-BC246330  Chorizanthe spinosa James L. Reveal 1988-5-17 6794 Los Angeles Antelope Valley, along 60th Avenue 0.2 mile north of J Street, on the west side of the highway west of the Mira Loma Rehabilitation Center (or Detention Facility), about 6 air miles west of Lancaster 716 Comment
  RSA682621  Chorizanthe staticoides Scott D. White, Michael Honer 2003-5-7 9209 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  UCD100017  Chorizanthe staticoides M. Vincent 1963-4-25 326 Los Angeles Santa Monica Mts., back of Tapia park, off Las Virgenes Rd., 2 mi. south of Mulholland Hwy. Comment
  RSA0065551  Chorizanthe staticoides Eleanor McClung 1937-5-20 183 Los Angeles Grifffith Park, Los Angeles. Comment
  UCR192542  Chorizanthe watsonii T. B. Salvato 2008-4-25 3343 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, south of Hwy 138, foothills between Horse Camp Canyon and Cow Spring Canyon, 1/4 mi southwest of VABM(3291 ft) Zana 945 Comment
  RSA605378  Chorizanthe xanti Scott D. White, Chet McGaugh 1995-6-6 3218 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: 'Sunshine Canyon'. W of San Fernando Road and I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  UC1871265  Chorizanthe xanti T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3866 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  RSA588071  Chorizanthe xanti Orlando Mistretta 1994-4-15 1052 Los Angeles San Gabriel Mountains, Santiago canyon. W slopes of drainage near confluence with Little Rock Creek. 1189 Comment
  SFV9422  Chylismia claviformis M. L. Vincent, L. Swade 1964-4-2 478 Los Angeles San Gabriel Mountains Valyermo Road, 0.25 miles north of Pallett Road. 1085 Comment
  CAS-BOT-BC162780  Chylismia claviformis subsp. claviformis Louis C. Wheeler 1932-4-10 597 Los Angeles Portal Ridge near Elizabeth Lake 1036 Comment
  CDA1278  Cirsium mohavense T. C. Fuller 1958-8-6 2083 Los Angeles 4 mi. N/ Lancaster; adj. to r.r. Comment
  SEINET11860259  Cirsium occidentale Unknown 1936-4-15 12735 Los Angeles Santa Monica Mts Comment
  OBI69262  Cirsium occidentale var. coulteri John Knapp, Denise Knapp 2003-4-13 34 Los Angeles Catalina Island. 3695087.382N x 369146.887E Comment
  CAS-BOT-BC285590  Cirsium occidentale var. occidentale Geo. B. Grant Mar 17 s.n. Los Angeles Lincoln Park Comment
  UCR125968  Cirsium occidentale var. occidentale A. C. Sanders, Mark Elvin 2002-6-19 25161 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
  RSA533477  Cirsium vulgare Timothy S. Ross 1991-4-21 4564 Los Angeles Whittier Hills (Puente Hills, pro parte) Skyline Drive at the head of Turnbull Canyon 354 Comment
  SBBG131817  Cistanthe maritima S. A. Junak, B. Collins 1991-4-24 SCI 202 Los Angeles overlooking cove, S side of Eel Cove Cyn Comment
  RSA247428  Cistus ladanifer Jack Delaini 1974-5-9 197 Los Angeles a few plants scattered along S side of Johnstone Peak Rd. at head of canyon 853 Comment
  SEINET3158111  Citrus aurantium G. B. Grant 1901-1 186 Los Angeles Pasadena Comment
  UC1018329  Clarkia bottae H. Lewis and M. Lewis 1946-7-14 31 Los Angeles 0.6 mi from Sepulveda Blvd. (North Sepulveda Way); Santa Monica Mts. Comment
  RSA247437  Clarkia bottae Jack Delaini, Barbara Shervanick 1974-5-23 215 Los Angeles Near base of E ridge of canyon near path by the stream. 488 Comment
  SBBG131715  Clarkia epilobioides S. A. Junak 1999-5-22 SCa 1005 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  SBBG53217  Clarkia epilobioides S. A. Junak 1978-4-16 SCa 45 Los Angeles small cyn W of Fourth of July Cove Comment
  UCR189412  Clarkia purpurea R. G. Swinney 1998-5-25 6149 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  UCR49214  Clarkia purpurea Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  RSA162765  Clarkia purpurea subsp. quadrivulnera J. D. Olmsted 1958-4-26 119 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  RSA586709  Clarkia rhomboidea Orlando Mistretta, Mark A. Elvin 1995-6-20 1806 Los Angeles San Gabriel Mountains, Bare Mountain Canyon. 1555 Comment
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Aug 20 2014
  LA45500  Clarkia unguiculata Harvey Anderson; Carl Epling, Lincoln Ellison 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR237900  Clarkia unguiculata Mark A. Elvin 2003-4-22 2532 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  UCR277033  Clarkia unguiculata R. G. Swinney 2010-5-25 12913 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  SBBG60271  Clarkia xantiana R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  UCR220222  Claytonia parviflora R. G. Swinney 2009-4-7 10282 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  UCR223516  Claytonia parviflora R. G. Swinney 2009-6-8 11075 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
  UCD168216  Claytonia parviflora subsp. parviflora J. W. Barry Apr1980 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
  RSA727615  Claytonia parviflora subsp. utahensis R. G. Swinney 1998-4-14 6019 Los Angeles San Gabriel Mtns./Southern Mojave Desert: mouth of Mescal Canyon, c. 50 m SE of Mescal Canyon Reservoir, west side of stream. 1476 Comment
  RSA0044612  Claytonia perfoliata A. C. Sanders 2007-4-19 33415 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  UCR142925  Claytonia perfoliata F. R. Fosberg 1931-4-1 S- 4435 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon near Avalon 75 Comment
  UCR16642  Claytonia perfoliata R. D. Keys 1973-4-29 s.n. Los Angeles San Gabriel Mountains, Glendora Ridge Road, 0.5 mile east of junction with Glendora Mountain Road, Angeles National Forest 1037 Comment
  UCR183844  Claytonia perfoliata A. C. Sanders 2007-4-19 33415 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR270540  Claytonia perfoliata R. G. Swinney 2011-3-22 14185 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA485419  Claytonia perfoliata subsp. mexicana Steve Boyd, Thomas S. Elias 1987-4-14 2047 Los Angeles San Gabriel Mountains: Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA578965  Claytonia rubra subsp. rubra Timothy S. Ross, Steve Boyd 1994-5-11 7781 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  PASA2397  Clematis lasiantha 1939-5-12 Los Angeles San Dimas canyon Comment
  CATA946  Clematis ligusticifolia Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1810 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  RSA729848  Clematis ligusticifolia R. G. Swinney 1999-6-21 7353 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon. 1494 Comment
  SEINET13203269 Image available Clematis ligusticifolia R. G. Swinney 2010-1 13819 Los Angeles San Gabriel Mountains: c. 0.6 mles west of Falling Springs aling Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek (Crystal Lake 7.5' Q.) (T3N R9W) 1244 Comment
  UCR182846  Clematis ligusticifolia R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, along Big Dalton Canyon Rd, 1.2 mi NE of Glendora Mtn Rd., south side of road 427 Comment
  UCR212814  Clematis ligusticifolia Ellen Mackey, Barbara Eisenstein 2002-10-22 NFWF- 1749 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, San Gabriel River watershed. [South of Hwy 60, east of San Gabriel Blvd, at Rio Hondo] 66 Comment
  RSA386281  Clematis pauciflora A. M. Johnson 1933-5-20 4310 Los Angeles Fish Canyon Wash. Comment
  UC729472  Cleomella obtusifolia Carl B. Wolf 1932-9-15 Los Angeles 2 blocks w center of town of Lancaster; Mojave Desert, Antelope Valley 718 Comment
  CAS-BOT-BC423198  Cleomella parviflora L. R. Abrams 1927-4-30 11750 Los Angeles West of Lancaster Comment
  UCR190411  Collinsia R. G. Swinney 2000-5-20 7688 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  JEPS28887  Collinsia bartsiifolia var. davidsonii Ernest C. Twisselmann 1962-4-18 6952 Los Angeles Oso Canyon Tehachapi Mountains, Tejon Ranch 1036 Comment
  RSA773995  Collinsia callosa R. G. Swinney 2009-6-24 11255 -A Los Angeles summit of Granite Mountain 1988 Comment
  SD87872  Collinsia callosa F. W. Peirson 1921-6-15 2443 Los Angeles Chilao, San Gabriel Mtns. 1646 Comment
  UC1928589  Collinsia callosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 20 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCD123541  Collinsia callosa Collector Unknown 1923-5-22 261 Los Angeles Eaton Canyon trail, over Oak Flat. Comment
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May 24 2016
  UCR129340  Collinsia callosa H. M. Hall 1900-6-3 1492 Los Angeles San Gabriel ('Antonio') Mtns., Swarthout Canyon 2012 Comment
  POM4326  Collinsia childii I. M. Johnston 1917-6-15 1282 Los Angeles Cascade Canyon. 1372 Comment
  RSA0035071  Collinsia heterophylla Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga. Rd. to Silvernale Pl. 274 Comment
  RSA491788  Collinsia heterophylla James L. Reveal 1988-5-17 6787 Los Angeles Along the Bouquet Canyon Road just east of Bouquet Reservoir, 0.1 mile east of the junction of Green Valley (or Spunky Canyon) Road and 6.3 miles south-westof Elizabeth Lake Road (Couty Road N2) in Leona Valley., 3 miles west of San Franciscito Road at the Angeles National Forest boundary. 945 Comment
  SBBG129317  Collinsia parryi A. Parikh, N. Gale 2012-5-2 3583 Los Angeles W Fork San Gabriel River, 1.0 km E of Cogswell Dam 643 Comment
  RSA71951  Collomia grandiflora F. W. Peirson 1923-6-9 3548 Los Angeles Pine Canyon, Elizabeth Lake 1159 Comment
  POM201985  Conium maculatum L. Crutcher 1933-6-21 s.n. Los Angeles Low waste place, 7th Street Bridge, Long Beach Comment
  RSA589514  Convolvulus simulans T. S. Ross 1995-5-21 8604 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  CAS-BOT-BC285959  Conyza bonariensis Louis C. Wheeler 1931-8-24 26 Los Angeles 1 1/2 mi. N Claremont 396 Comment
  RSA588688  Conyza canadensis Orlando Mistretta 1995-7-12 1901 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  UC31432  Conyza canadensis Dr. Vogt 1897-1-1 14 Los Angeles Antelope Valley Comment
  UC468805  Conyza canadensis C. F. Millspaugh 1920-1-2 4508 Los Angeles beyond Golf Links; Santa Catalina Island, Avalon Comment
  RSA412299  Cordylanthus rigidus subsp. setiger E. S. Spalding 1923-5-23 s.n. Los Angeles Santa Monica Mountains, Laurel Canyon. Comment
  RSA82045  Cordylanthus rigidus subsp. setiger F. W. Peirson 1921-11-12 2793 Los Angeles Collins Ranch, north slope of Liebre Mts. 1220 Comment
  RSA0089421  Coreopsis bigelovii R. G. Swinney 2011-4-20 14435 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
  UC1871060  Coreopsis bigelovii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4786 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UCR214046  Coreopsis bigelovii A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37959 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
  CAS-BOT-BC105653  Corethrogyne filaginifolia John Thomas Howell 1950-11-9 27483 Los Angeles 4 mi. s. of Newhall on Foothill Blvd. Comment
  UC1119271  Corethrogyne filaginifolia Jerome S. Horton 1935-9-20 245 Los Angeles Juntion Canyon, Bell Canyon, Volfe Canyon, Big Dalton Pomona Quad., Juntion, Bell and Volfe Canyons, Big Dalton 609 Comment
  UC625073  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at mouth of Cape Canyon; Santa Catalina Island 200 Comment
  POM4591  Corethrogyne filaginifolia var. filaginifolia Crawford, H. D. Hiatt 1916-3-29 566 Los Angeles Santa Monica Mountains Comment
  RSA640897  Corethrogyne filaginifolia var. peirsonii L. C. Wheeler 1967-8-13 10448 Los Angeles San Gabriel Mts.: across Soledad Canyon from second RR tunnel down canyon from Bear Canyon 548 Comment
  RSA532645  Corethrogyne filaginifolia var. pinetorum Timothy S. Ross 1991-8-14 5756 Los Angeles Roundtop Mountain. 1892 Comment
  CAS-BOT-BC212117  Cornus sericea A. J. McClatchie 1893-9-7 471 Los Angeles Catalina Comment
  RSA585824  Coronilla valentina T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6057 -a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; Abalone Cove area; old road from Palos Verdes Drive South to Abalone Cove (now just a trail), NW of Portuguese Point and +/- SSE of the Wayfarers chapel. Comment
  UCD59802  Cortaderia selloana Milton D. Miller 1961-10-11 s. n. Los Angeles 5 miles ESE of Gorman, along Hwy. 138. Comment
  CAS-BOT-BC32983  Cotyledon nudicaule LeRoy Abrams 1902-7-4 2652 Los Angeles San Gabriel canon Comment
  RSA639755  Crassula connata L. C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Vogel Flat, Big Tujunga Canyon. 556 Comment
  UCD101849  Crassula connata A. C. Sanders 2003-4-29 26160 Los Angeles Western San Gabriel Mtns; Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Road. 396 Comment
  UCR79921  Crassula connata R. Mattoni 1988-4-1 88- 04 Los Angeles Vernon, central Los Angeles, vacant lot in 2400 block of East 28th St. Lot paved about 1 month after this collection was made 64 Comment
  RSA670040  Crassula tetragona Joseph M. Keefe 2001-3-16 31102 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  CAS-BOT-BC291513  Crepis intermedia Mrs. G. Earle Kelly 1924-6-1 s.n. Los Angeles Eagle Rock Comment
  UCR193172  Crepis nana R. G. Swinney 1999-8-14 7619 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 1.3 air mi. ESE of Upper Fish Fork Campground 2268 Comment
  SBBG31028  Cressa truxillensis R. F. Thorne 1966-5-31 36444 Los Angeles behind beach at Little Harbor 3 Comment
  CDA39880  Cressa truxillensis W. E. Henson Apr 1932 s.n. Los Angeles Antelope Valley. 0 Comment
  SD38391  Crocanthemum scoparium var. vulgare Edith A. Purer 1931-3-11 2630 Los Angeles Griffith Park Comment
  UCD116898  Crocanthemum scoparium var. vulgare Kenneth R. Montgomery; Thomas W. Strid 1973-6-7 73- 156 Los Angeles Dillon Divide, San Gabriel Mountains. Comment
  NY268585  Crossosoma californicum F. R. Fosberg 1931-1 S 4522 Los Angeles Avalon Valley, Santa Catalina Island. Comment
  SBBG13418  Crossosoma californicum E. R. Blakley 1962-10-5 5429 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 381 Comment
  SBBG18710  Crossosoma californicum E. R. Blakley 1963-4-7 5518 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch 228 Comment
  RSA592234  Croton californicus L. C. Wheeler 1967-4-30 9244 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCR100070  Croton californicus R. G. Swinney 1969-4-22 342 Los Angeles San Gabriel Valley, N and adjacent to Barnes Park along Rivergrade Rd., Baldwin Park. c. 200 yards east of San Gabriel River Channel. 91 Comment
  UCR95445  Croton californicus L. C. Wheeler 1967-4-30 9244 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  RSA480558  Croton californicus var. californicus Robert Gustafson 1980-7-9 1813 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  UCR252880  Cryptantha R. G. Swinney 2010-5-11 12663 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
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Dec 7 2018
  RSA523931  Cryptantha barbigera G. H. True 1935-5-17 303 Los Angeles Hills S of Littlerock. 945 Comment
  RSA14758  Cryptantha circumscissa Alice Eastwood 1919-6-20 9018 Los Angeles Mt. Wilson. Comment
  UCR107807  Cryptantha circumscissa Steve Boyd, V. Soza 1998-4-28 10175 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  UCD119640  Cryptantha clevelandii Robert F. Thorne; M. Z. Thorne 1973-2-12 42470 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove. 45 Comment
  RSA775501  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-20 5161 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  UCR138544  Cryptantha decipiens Steve Boyd 1986-3-31 1576 B Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA191005  Cryptantha intermedia R. F. Thorne, J. Henrickson 1963-5-5 32322 Los Angeles in Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA703493  Cryptantha intermedia Scott D. White, Michael Honer 2004-6-24 10485 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  SD255673  Cryptantha intermedia Dan S. Cooper 2015-3-18 315 6 Los Angeles Los Angeles Basin/Western Transverse Range: Eastern Santa Monica Mountains.Hollywood Hills, at Hollwywood Bowl (Hollywood 7.5'Q) 155 Comment
  UCR162755  Cryptantha intermedia T. S. Ross, Steve Boyd 1990-5-17 2585 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District 1613 Comment
  RSA0116514  Cryptantha juniperensis A. C. Sanders, Helen Kennedy 2005-4-13 29418 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SD90638  Cryptantha maritima var. maritima Robert F. Thorne 1966-4-16 36049 Los Angeles San Clemente Island: Rocky slope above pebbly beach, ca 1/2 mile south-southeast of Eel Point, southwest side of island 2 Comment
  RSA0093138  Cryptantha micrantha Steve Boyd, Gary D. Wallace 2011-4-14 12315 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA678252  Cryptantha microstachys Valerie Soza, Steve D. Boyd 2002-4-10 1394 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon., Stables Fire 2001 area. 655 Comment
  UCR177141  Cryptantha microstachys L. C. Wheeler 1967-5-8 9341 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  LA200291  Cryptantha muricata A. M. Johnson; 1934-3-16 4339 a Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  UCR272013  Cryptantha muricata R. G. Swinney 2010-4-28 12419 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA0079140  Cryptantha muricata var. denticulata Valerie Soza, Naomi Fraga 2001-6-27 1303 Los Angeles San Gabriel Mountains region: Sunset Ridge Fire Road (FS Road 2N07), 0.7 mile east of Glendora Ridge Road, west of Sunset Peak. 1433 Comment
  SBBG63797  Cryptantha muricata var. jonesii R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA0079374  Cryptantha muricata var. jonesii T. S. Ross, Steve D. Boyd 1990-5-17 2585 Los Angeles San Gabriel Mts.: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest. 1613 Comment
  UCR150006  Cryptantha oxygona Scott D. White 2004-5-5 10293 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 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
  IRVC26183  Cucurbita foetidissima A. C. Sanders 2003-6-19 26982 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  UCR45030  Cucurbita foetidissima A. C. Sanders 1986-7-30 6805 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
  UCR178089  Cupressus arizonica LeRoy Gross 2002-2-2 471 Los Angeles Los Angeles Basin; Verdugo Mountains Region, North side Verdugo Mountains: shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off Verdugo Crestline Drive, east of Woodward Ave. ( grown back and gone back to nature, but shown on the 1999 Thomas Guide). South of Sunland-Tujunga and north of Verdugo Crestline Drive. 625 Comment
  RSA617367  Cupressus arizonica subsp. nevadensis Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10232 Los Angeles Liebre Mountains region: Warm Springs Mountain, ca. 0.5 miles west of the peak along ridgeline dividing Warm Springs Canyon and Necktie Basin. 1189 Comment
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Jul 25 2018
  SEINET10966020  Cupressus guadalupensis David B. Dunn 1939-10-25 Dunn UMO 46517 Los Angeles Cultivated tree in a park area near Colorado Blvd. and Orange Dr., Pasadena, Calif. 274 Comment
  UC63986  Cuscuta californica Geo. R. Hall Sep 1904 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  UCR47257  Cuscuta californica A. C. Sanders 1987-6-10 7122 Los Angeles South Coast, Dunes at W end of the Los Angeles International Airport [LAX] 30 Comment
  RSA631347  Cuscuta californica var. californica L. C. Wheeler 1967-7-6 9939 Los Angeles San Gabriel Canyon, across the river, south of the gauging station 274 Comment
  UCR205952  Cuscuta subinclusa A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37077 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SBBG118151  Cylindropuntia prolifera F. R. Fosberg 1931-4-29 4733 Los Angeles Cottonwood Cyn 5 Comment
  UC1131377  Cynodon dactylon Jerome S. Horton 1937-9-21 495 Los Angeles near dam Dalton Canyon (<Dam Keeper's old house>); Pomona Quad., Dalton Canyon near Dam Comment
  UCR205562  Cynodon dactylon R. G. Swinney 2008-5-30 8886 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA602055  Cyperus eragrostis Scott D. White 1997-5-7 5061 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains. Southwest of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  UCR261790  Cyperus eragrostis R. G. Swinney 2010-9-13 13831 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  UCD141093  Cyperus esculentus Louis C. Wheeler 1932-8-9 1127 Los Angeles 2 miles SW Azusa. 106 Comment
  SBBG121830  Cyperus parishii A. Parikh, N. Gale 2005-6-16 782 Los Angeles Portal Ridge, 0.7 km NW of intersection of N2/Johnson Rd, 1.3 km SE of intersection of N2/Munz Ranch Rd 1010 Comment
  JEPS313  Cystopteris fragilis Ernest Braunton 1932-3-27 1068 Los Angeles San Dimas Canyon; San Gabriel Mts 1066 Comment
  UCR150858  Cystopteris fragilis R. G. Swinney 1999-8-16 7666 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  RSA167862  Cytisus linifolius R. F. Thorne, P. C. Everett 1964-2-6 33277 Los Angeles Santa Catalina Island. On road from airport to horse ranch, E of Little Harbor Comment
  UCR177334  Datisca glomerata LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  SD215720  Datura wrightii A. C. Sanders 1987-10-13 7419 Los Angeles El Segundo Dunes, West of Los Angeles International Airport and Pershing Drive. Occupied by houses until 15 years ago, streets and sidewalks remain. Subsite 45. 38 Comment
  UC1125095  Datura wrightii P. L. Johannsen 1934-3-6 320 Los Angeles 1 1/4 mi s head Ramona Canyon; Santa Susana Quad., s Head of Ramona Canyon Comment
  OBI78472  Datura wrightii Tony Simon 1994-4-30 s.n. Los Angeles San Gabriel Mts, Big Tujunga Rd 2 mi from base 91 Comment
  RSA421875  Datura wrightii Claire Kibbe 1936-07 19962 Los Angeles Santa Ana Canyon 915 Comment
  RSA648206  Datura wrightii Dan Milojevich 1981-5-15 41 Los Angeles 40 N. of Avocado orchard near Bld. 8, Cal Poly. Comment
  RSA649015  Datura wrightii Scott Lowe 1991-5-12 22 Los Angeles San Gabriel River channel, about 400 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  CATA737  Daucus pusillus Mark L. Hoefs 1991-5-22 1259 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  RSA470783  Daucus pusillus M. B. Dunkle 1931-4-22 2460 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  CAS-BOT-BC299314  Deinandra fasciculata unspecified 1902-6-27 s.n. Los Angeles Catalina Island Comment
  UC1930049  Delairea odorata Scott D. White 2003-1-7 8794 Los Angeles CISMONTANE INTERIOR VALLEY: Claremont. Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. Comment
  JEPS23510  Delphinium cardinale Paul W. Colburn 1943-6-17 Los Angeles Ferndell Los Angeles, Griffith Park Comment
  RSA68766  Delphinium cardinale F. W. Peirson 1923-5-27 5323 Los Angeles Rock Creek, north San Gabriel Mountains 1296 Comment
  UCR143550  Delphinium cardinale L. C. Wheeler 1947-6-27 6531 Los Angeles San Gabriel Valley, San Gabriel Wash, 0.25 mile south of Arrow Highway 122 Comment
  UCR238659  Delphinium cardinale Anuja Parikh, Nathan Gale 2010-6-30 3380 Los Angeles Transverse Range; San Gabriel Mountains, lower Van Tassel Canyon, 0.7 km NW of Fish Canyon Road, opposite horse corrals 260 Comment
  RSA579316  Delphinium parishii subsp. parishii Tim S. Ross 1994-5-31 7978 Los Angeles San Gabriel Mountains: vicinity of Pacifico Mountain: upper northerly slope of major flat-topped ridge ca. 680 m due W of Sheep Camp Spring. 2049 Comment
  CAS-BOT-BC7963  Delphinium parishii subsp. parishii Louis C. Wheeler 1967-5-23 9675 Los Angeles San Gabriel Mountains: Ravine immediately southwest of the mouth of Bear Canyon, off Soledad Canyon 640 Comment
  RSA612068  Delphinium parryi Valerie L. Soza 1998-4-26 79 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  UCSB45455  Delphinium parryi Batson, J. 1979-5-25 Los Angeles 10 miles southwest of the junction of Highway 101 and Westlake Boulevard; on Highway 23 487 Comment
  CAS-BOT-BC116269  Delphinium parryi subsp. parryi Alice Eastwood 1906-5-27 20 Los Angeles Garvanza Comment
  UCR189395  Delphinium patens R. G. Swinney 1998-5-30 6160 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  CAS-BOT-BC82859  Dendromecon harfordii D. Lansky 1981-4-15 139 Los Angeles Piuma Road. 2 miles south of Las Virgens road. 320 Comment
  JEPS32555  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles 1/3 mi from Black Jack Mine (on road to Middle Ranch); Santa Catalina Island 457 Comment
  SBBG31318  Dendromecon harfordii R. F. Thorne with P. C. Everett 1965-5-10 34476 Los Angeles W side of Black Jack Mtn 487 Comment
  SD112020  Dendromecon harfordii Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; White's Landing road. Comment
  RSA433215  Dendromecon rigida L. E. H. 1929-6-23 s.n. Los Angeles Pacaima Canyon. Head of canyon. Comment
  UC9980  Dendromecon rigida H. P. Chandler 1897-5-4 Los Angeles Claremont 304 Comment
Read comments
Jul 21 2010
  UCR51553  Dendromecon rigida Lyman Benson 1946-4-10 12008 Los Angeles San Antonio Wash, 2 mi NE of Claremont 366 Comment
  UCSB2126  Dendromecon rigida Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd on Mulholland Drive, Santa Monica Mts. Comment
  CATA3303  Descurainia pinnata Amy Catalano, Jen Dreizehn 2017-3-16 020 Los Angeles Santa Catalina Island: Near top of trail on slope leading from end of Rippers Cove Rd. to shore 14 Comment
  RSA0094355  Descurainia pinnata Richard G. Swinney 2011-5-31 14916 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA0108880  Descurainia pinnata R. G. Swinney 2010-5-21 12882 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR183499  Descurainia pinnata A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33537 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  CAS-BOT-BC43177  Descurainia pinnata subsp. brachycarpa LeRoy Abrams 1901-4-1 1206 Los Angeles Ballona Harbor. Comment
  POM369572  Descurainia sophia Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  UCD114788  Descurainia sophia M. P. Kelly 1918-5-23 s.n. Los Angeles Antelope Valley, Mahone Ranch. Comment
  UC1133894  Dichelostemma capitatum A. D. Gifford 1935-3-6 445 Los Angeles 2.5 mi sw Red Mtn.; Angeles National Forest, Tejon Quad. 487 Comment
  UCR141158  Dichelostemma capitatum 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
  RSA376845  Dichelostemma capitatum subsp. capitatum A. M. Johnson 1934-4-7 4398 Los Angeles Botany Garden, Campus, UCLA Los Angeles Comment
  RSA747510  Dichelostemma capitatum subsp. capitatum Justin M. Wood 2009-3-13 357 Los Angeles SW corner of Claremont Blvd and Foothill Blvd. Open space area on the campus of Pitzer College. 398 Comment
  SBBG130879  Dichondra occidentalis S. A. Junak 1999-5-6 SCa 889 Los Angeles just below ridgetop of island's main divide, [NW end of island] 152 Comment
  RSA48855  Digitaria ischaemum J. C. Roos 1949-10-19 4692 Los Angeles San Gabriel. 122 Comment
  RSA600885  Digitaria ischaemum L. C. Wheeler 1945-10-30 6163 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 365 Comment
  RSA0034978  Digitaria sanguinalis P. R. Brown 1970-10-9 s.n. Los Angeles Canon de Lana. [county not specified] Comment
  SJSU10418  Diplacus aurantiacus G. A. Kattenhorn 1967-3-21 Los Angeles Little Dalton Cr, N of Glendora, San Gabriel Mts Comment
  CAS-BOT-BC150854  Diplacus puniceus Viola Nichols 1911-8-11 1011 Los Angeles Catalina Island Comment
  UCD64168  Distichlis spicata Beecher Crampton 1955-4-28 2725 Los Angeles Old State Hwy. 138, 7.5 miles west Lancaster. Comment
  UC673300  Dithyrea californica Herbert L. Mason 1926-4-27 3065 Los Angeles 30 mi w Victorville; Mohave Desert Comment
  SD39648  Dithyrea maritima Edith A. Purer 1932-4-23 2774 Los Angeles El Segundo Comment
  RSA461494  Dodecatheon clevelandii Martha Hilend 1928-3-4 56 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  UCR149316  Dodecatheon clevelandii R. G. Swinney 1998-3-14 5908 Los Angeles San Gabriel Mtns., Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  UCR209441  Dodecatheon clevelandii R. G. Swinney 1969-4-27 387 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  LA52240  Dodecatheon clevelandii Sharon Johnston; 1957-3-13 Los Angeles Westwood, UCLA campus. Faculty Hill 182 Comment
  POM3629  Dodecatheon clevelandii subsp. clevelandii George B. Grant 1904-03 s.n. Los Angeles Pasadena. Comment
  RSA461354  Dodecatheon clevelandii subsp. insulare F. R. Fosberg 1931-3-25 S 4361 Los Angeles Hamilton Canyon, Santa Catalina Island. 130 Comment
  RSA190978  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, Red Rollins, Doug Propst, R. Carolin 1967-3-18 36745 Los Angeles Lower end Bulrush Canyon. 244 Comment
  RSA0110586  Dodecatheon redolens R. G. Swinney 2011-7-29 15565 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA693700  Dryopteris arguta T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SD106233  Dudleya caespitosa K. Nakai 1980-6-5 620 Los Angeles Santa Monica Mountains; Pt. Dume towards the end of the point. 4 Comment
  SEINET12218615  Dudleya caespitosa J. F. Bright, Wyman, C. 1931-1 5831 Los Angeles on the coast at Manhattan Beach Comment
  CAS-BOT-BC109681  Dudleya cymosa subsp. marcescens K. Nakai; B. Broadbent 1980-5-4 595 Los Angeles Santa Monica Mountains, Malibue Creek State Park, ca. 1375 m southeast of the junction of Cornell Road and Mulholland Highway along Malibu Creek. 250 Comment
  UCR16122  Dudleya cymosa subsp. minor William E. Wayburn 1973-5-30 730530- 01 Los Angeles San Gabriel Mtns., c. 1 mi west from Baldy Village, 1/2 mi southwest of Cow Canyon Saddle on [Sunset Ridge Fire Road], Sunset Peak 1524 Comment
  SBBG133595  Dudleya cymosa subsp. ovatifolia R. Moran with D. Verity 1957-6-12 6050 Los Angeles Malibu Cyn, Sierra Santa Monica Comment
  UC1543919  Dudleya cymosa subsp. ovatifolia Peter H. Raven and David Verity 1960-5-7 15344 Los Angeles just w Cornell Corners; Santa Monica Mtns 259 Comment
  RSA640879  Dudleya cymosa subsp. pumila L. C. Wheeler 1967-8-8 10368 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  UC1015160  Dudleya cymosa subsp. pumila Reid Moran 1948-6-10 3088 Los Angeles Arroyo Seco 914 Comment
  SD70387  Dudleya densiflora Frank W. Peirson 1919-7-1 517 Los Angeles Fish Canyon 274 Comment
  RSA713826  Dudleya lanceolata Mark Elvin 2003-6-12 2942 Los Angeles Santa Clarita Valley: Newhall Ranch, S side of Potrero Canyon, S of Potrero Mesa. 335 Comment
  SBBG70386  Dudleya lanceolata R. Hoffmann 1931-5-3 Los Angeles Bouquet Cyn Comment
  LA104983  Dudleya lanceolata K. Nakai; 1981-7-4 787 Los Angeles San Gabriel Mountains, 0.2 mi W of Clear Creek 320 Comment
  UC1178504  Dudleya lanceolata Peter Kamb 1948-6-26 1122 Los Angeles near Sunland (Tujinga Wash) 350 Comment
  CAS-BOT-BC109629  Dudleya multicaulis Louis C. Wheeler 1934-4-27 2572 Los Angeles Marshall Creek, San Gabriel Mountains. 487 Comment
  UCSB8521  Dudleya virens McElwain, Isabelle 1953-5-2 Los Angeles White's Landing, Catalina Island Comment
  SD85166  Dudleya virens E. R. Blakley 1962-6-10 5244 Los Angeles San Clemente Island; 0.25 mile from mouth of canyon and on north slope, canyon between Eel Point and Seal Cove. 45 Comment
  RSA605809  Eclipta prostrata L. C. Wheeler 1966-10-25 9084 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCR194853  Ehrharta erecta R. E. Riefner Jr. 2000-8-29 00- 764 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, La Tuna Canyon, N of La Tuna Canyon Rd., along La Tuna Creek S of 210 Freeway and c. 1.5 mi W of Freeway intersection 462 Comment
  RSA263243  Elatine brachysperma J. C. Roos 1937-7-18 397 Los Angeles Mirror Lake, San Antonio Canyon Comment
  CAS-BOT-BC113166  Eleocharis palustris Adolph Daniel Edward Elmer 1903-7-1 4767 Los Angeles San Pedro Comment
  UC69344  Eleocharis parishii H. M. Hall 1900-6-4 1517 Los Angeles San Antonio Mountains Comment
  UCR182687  Elymus R. G. Swinney 1997-8-6 5774 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  CAS-BOT-BC227498  Elymus elymoides A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  RSA773621  Elymus elymoides R. G. Swinney 2009-6-24 11234 Los Angeles summit of Granite Mountain 1988 Comment
  RSA639712  Elymus elymoides subsp. californicus L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA230177  Elymus elymoides subsp. elymoides R. F. Thorne 1969-7-2 38209 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA598368  Elymus elymoides subsp. elymoides L. C. Wheeler 1967-5-24 9736 Los Angeles Indian Canyon, near mouth 701 Comment
  OBI5927  Elymus glaucus Carl B. Wolf 1932-5-9 3488 Los Angeles Santa Catalina Island. Left (E.) fork of Pebbly Beach Canyon, at 2nd Group of mine workings 305 Comment
  RSA0049900  Elymus glaucus R. G. Swinney 2008-7-2 9133 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  UCR154197  Elymus glaucus A. C. Sanders, T. B. Salvato 2005-5-24 30249 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR203247  Elymus glaucus R. G. Swinney 2001-8-27 8116 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  POM156300  Elymus glaucus subsp. glaucus Le Roy Abrams 1902-6-29 2596 Los Angeles Mt. Wilson [San Gabriel Mountains] Comment
  RSA0085301  Elymus glaucus var. glaucus R. G. Swinney 2010-8-26 13595 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  SD237266  Elymus ponticus R. G. Swinney 2008-6-17 9025 Los Angeles San Gabriel Mountains: 2.3 mi. north of Hwy 2 at Vincent Gap Pinyon Ridge Motorway. 1992 Comment
  CAS-BOT-BC204361  Elymus trachycaulus subsp. trachycaulus Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3003 Los Angeles San Gabriel Mountains. Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon 1280 Comment
  UCR108456  Elymus trachycaulus subsp. trachycaulus L. C. Wheeler 1966-8-21 8844 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  JEPS1603  Emmenanthe penduliflora Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  SEINET12330749  Emmenanthe penduliflora H. W. Graham 1927-1 9- 9 -5 Los Angeles Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  SBBG37806  Emmenanthe penduliflora var. penduliflora M. B. Dunkle 1939-4-6 7302 Los Angeles Mosquito Harbor Comment
  SBBG60827  Encelia actoni M. N. Ackley 1931-5-8 Los Angeles Palmdale Dam, Little Rock Crk 944 Comment
  UC511468 Image available Encelia actoni A. D. E. Elmer 1902-6-1 3724 Los Angeles Acton Comment
  UCR223074  Encelia actoni R. G. Swinney 2009-5-13 10785 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  UCSB45412  Encelia californica Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd. 1 mile north of Ganado Dr., Rancho Palos Verdes 335 Comment
Read comments
Jul 23 2007
  RSA0035112  Encelia californica L. E. Hoffman 1963-7-5 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  RSA0035462  Encelia californica Roxanne Smith 1991-5-5 14 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  LA90663  Ephedra californica Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, S end of Edwards Air Force Base, on 140th St Comment
  UCR197752  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 79 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UCR126332  Epilobium canum A. C. Sanders 2003-8-5 27109 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  CAS-BOT-BC166137  Epilobium canum subsp. canum I. M. Johnston 1917-11-29 1802 Los Angeles Evey [Canon] Canyon Comment
  CAS-BOT-BC166206  Epilobium canum subsp. canum Steven A. Junak 1996-9-28 SCI- 677 Los Angeles San Clemente Island: W side of island, in Box Canyon, ca. 0.5 miles downstream from Triangulation Point Snapper 304 Comment
  LA105126  Epilobium canum subsp. canum Barry A. Prigge; 1988-7-3 8245 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 313 Comment
  LA32216  Epilobium canum subsp. canum Peter H. Raven; Henry J. Thompson 1959-9-27 14500 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  RSA503451  Epilobium canum subsp. canum Louis C. Wheeler 1966-10-25 9078 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA588450  Epilobium canum subsp. latifolium Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
  RSA588544  Epilobium canum subsp. latifolium Samuel R. Tyson 1942-10-29 s.n. Los Angeles Glendora Mt. Road, San Gabriel canyon, two miles from San Antonio divide. 1280 Comment
  JEPS39231  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1919-4-16 382 Los Angeles Cajon Pass 685 Comment
  UCR209467  Epilobium densiflorum R. G. Swinney 2008-10-10 9562 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA747971  Epilobium glaberrimum R. G. Swinney 2001-9-16 8170 Los Angeles San Gabriel Mountains: 100 m east of Little Jimmy Spring Canyon, south fork, south of Hwy 2, 0.6 mile due east of Mt. Islip and c. 2 miles north of Crystal Lake. 2207 Comment
  RSA19112  Epipactis gigantea I. W. Clokey 1935-4-29 6560 Los Angeles San Gabriel Canyon. Comment
  SEINET3866735  Equisetum telmateia Louis C. Wheeler 1932-6-13 809 Los Angeles Los Angeles River: at Los Feliz Blvd.; 0 122 Comment
  LA210782  Equisetum telmateia subsp. braunii Arthur C. Gibson; 2004-3-10 5010 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, along nature trail in bottom of canyon. 146 Comment
  LA94030  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1962-9-22 376 Los Angeles 15 Comment
  SBBG128759  Equisetum telmateia subsp. braunii M L. Hoefs, D. R. Hoefs, H. Greene 1992-4-21 1829 Los Angeles lower Middle Cyn, just below juction of rd to Ben Weston Beach 153 Comment
  RSA651611  Eragrostis John T. Rollins 1948-5-26 s.n. Los Angeles Located at 130 1/2 S. Greenwood Ave. Montebello. 46 Comment
  CAS-BOT-BC174317  Eragrostis barrelieri A. C. Sanders; Kim Marsden 2003-6-20 26989 Los Angeles Western Transverse Range/Santa Clara River Watershed: Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  CAS-BOT-BC284132  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1970-10-17 17546 Los Angeles Antelope Valley, Gorman Highway 5 miles west of Highway 14, Mojave Desert 1005 Comment
  RSA421543  Eremocarpus setiger F. R. Fosberg 1930-6-26 53037 Los Angeles Lower Ballona Creek. 6 Comment
  RSA0041940  Eremogone macradenia var. arcuifolia Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10018 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  RSA0084996  Eremogone macradenia var. arcuifolia George R. Johnstone 1930-6-22 s.n. Los Angeles Soledad Canyon near Ravenna. 762 Comment
  RSA0104343  Eriastrum densifolium subsp. austromontanum R. F. Thorne, M. Z. Thorne 1969-7-9 38489 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  UCR127173  Eriastrum densifolium subsp. densifolium A. C. Sanders, Mark A. Elvin 2003-6-20 27005 Los Angeles Western Transverse Range/Santa Clara River Watershed, lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle 305 Comment
  CHSC83678  Eriastrum densifolium subsp. elongatum John Dittes; Gina Hall 1990-7-19 253 Los Angeles San Gabriel Mountains; Angeles National Forest, ca. 1.9 air-miles northwest of Red Box Gap, on slope north of Angeles Crest Hwy (Hwy. 2). 1402 Comment
  IRVC28918  Eriastrum densifolium subsp. mohavense Karlin G. Marsh 1990-6-12 s.n. Los Angeles Santa Clara River, "Canyon Country". Transverse Ranges 451 Comment
  SBBG31211  Eriastrum filifolium R. F. Thorne 1966-6-2 36527 Los Angeles between Moonstone and White Coves 30 Comment
  SBBG109020  Eriastrum filifolium S. A. Junak 1996-6-1 SCl 566 Los Angeles near head of E fork of upper China Cyn, ca. 0.2 mi W of intersection of San Clemente Ridge Rd and China Pt Rd 402 Comment
  SBBG58327  Eriastrum sapphirinum R. Hoffmann 1930-5-19 Los Angeles 3 mi W of Castaic Comment
  UCR190253  Eriastrum sapphirinum R. G. Swinney 2000-6-25 7791 Los Angeles San Gabriel Mtns., lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  UCR223645  Eriastrum sapphirinum R. G. Swinney 2009-6-17 11180 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  JEPS116992  Eriastrum sapphirinum David Gowen 2008-5-2 895 Los Angeles Northeast of Santa Clarita. Wash area on Sand Creek Road, north of Hwy 14. Comment
  UC472138  Eriastrum sapphirinum J. Ewan 1929-6-21 3641 Los Angeles s end Verdugo Canyon 548 Comment
  RSA0122859  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2001-6-2 7957 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  UCR280748  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2014-4-23 16173 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA0121262  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley 1917-5-30 s.n. Los Angeles Eagle Rock. Comment
  POM359336  Ericameria cuneata var. cuneata Anstruther Davidson 1915-8-11 3090 Los Angeles Ice Canyon, Camp Baldy Comment
  POM359353  Ericameria ericoides var. ericoides L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA34906  Ericameria linearifolia D. F. Howe 1947-5-5 s.n. Los Angeles San Gabriel Mts. Comment
  UCSB69230  Ericameria linearifolia Gross, LeRoy 2005-5-3 Los Angeles Transverse Ranges; San Gabriel Mtns region: W terminus of Holcomb Ridge, west of Big Rock Creek; along E, NE side of hill; N of Fort Tejon Road, W of Valyermo Rd; (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31) 1085 Comment
  CAS-BOT-BC298888  Ericameria nauseosa var. bernardina Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles Mt Waterman. San Gabriel Mt, near Pasadena 2590 Comment
  UCR126994  Ericameria palmeri A. C. Sanders, Kim Marsden 2003-6-20 26993 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  RSA359445  Ericameria parishii var. parishii Anstruther Davidson 1893-08 s.n. Los Angeles Wilsons Peak. Comment
  RSA481991  Ericameria parishii var. parishii Richard Noyes 1988-9-18 741 Los Angeles Behind San Antonio Dam 701 Comment
  POM266284  Ericameria pinifolia J. C. Roos 1942-10-10 1723 Los Angeles Westwood Village NW of Los Angeles County Comment
  RSA117758  Ericameria pinifolia S. Carlquist 1958-6-2 491 Los Angeles just outside fence at NE corner of the Botanic Garden, Claremont Comment
  RSA628348  Ericameria pinifolia Steve Boyd 1998-10-7 10298 Los Angeles Bouquet Canyon, east of Bouquet Reservoir along Spunky Canyon Road just west of junction with Bouquet Canyon Road. 914 Comment
  SEINET4691696  Ericameria teretifolia R. G. Swinney 2009-1 11602 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr. Canyon, N. of Mt Emma Rd. 908 Comment
  SBBG128244  Erigeron bonariensis M. L. Hoefs, S. A. Junak, K. Kirkland 1998-10-22 2999 Los Angeles Cherry Valley, above beach 6 Comment
  LA88390  Erigeron canadensis O. H. Kappler; 1943-9-12 536 Los Angeles Santa Monica Mountains, Arroyo Sequit 182 Comment
  RSA0114718  Erigeron canadensis R. G. Swinney 2011-10-25 15887 Los Angeles San Gabriel Mountains; south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  SBBG95449  Erigeron canadensis M. B. Dunkle 1928-10-7 2002 Los Angeles Middle Ranch Cyn 167 Comment
  RSA748457  Erigeron foliosus R. G. Swinney 2001-8-18 8063 Los Angeles Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge. 2250 Comment
  RSA756746  Erigeron foliosus R. G. Swinney 2008-7-15 9216 Los Angeles Winston Peak. 2275 Comment
  SEINET7837895  Erigeron foliosus Steve Boyd, Raz, Lauren 1997-6-18 9971 Los Angeles Liebre Mountains Region. Portal Ridge. Open ridgeline about junction of Juday Truck Trail and Troedel Motorway. South of Troedel Spring. Comment
  UCR204824  Erigeron foliosus R. G. Swinney 2005-8-22 8510 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR206457  Erigeron foliosus R. G. Swinney 2008-6-9 8964 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR259593  Erigeron foliosus var. foliosus R. G. Swinney 2010-9-7 13682 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR281477  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-28 s.n. Los Angeles Palos Verdes Peninsula, Miraleste Canyon, along Miraleste Canyon Trail 271 Comment
  LA202622  Eriobotrya japonica Arthur C. Gibson; Barry A. Prigge 2006-9-1 5135 Los Angeles Santa Monica Mountains, Lower Santa Ynez Canyon, ca 0.2 mi. up canyon form from Vereda de la Montura 188 Comment
  SEINET6046086  Eriodictyon crassifolium Louis C. Wheeler 1967-5-23 9689 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA222245  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon. 945 Comment
  UC1124353  Eriodictyon crassifolium var. nigrescens G. E. Sindel 1935-1-7 104 Los Angeles 1.25 mi se Quail Lake; Tejon Quad., se of Quail Lake Comment
  CAS-BOT-BC188091  Eriodictyon traskiae E. R. Blakley 1962-10-3 5390 Los Angeles E side of Black Jack Mountain at start of road to White's Landing 411 Comment
  UCR274073  Eriodictyon traskiae Steven A. Junak 2000-5-19 SCa- 1306 Los Angeles California Islands, Santa Catalina Island, along road to White's Landing, 0.1 mile from intersection with airport road 409 Comment
  RSA777873  Eriodictyon trichocalyx R. G. Swinney 2009-6-17 11205 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA293453  Eriodictyon trichocalyx var. trichocalyx S. Carlquist 1981-6-6 15651 a Los Angeles Glendora Mountain Road. Comment
  UCR213546  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Transverse Range, Liebre Mountains, Tapia Canyon area, c. 2-3 air miles west of I-5 Freeway junction with Ridge Route Rd. 549 Comment
  RSA716554  Eriogonum angulosum Andrea Edwards, Pam De Vries 2006-5-15 106 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA393146  Eriogonum cinereum Ora M. Clark 1928-10-21 1220 Los Angeles Topango [Topanga] Canyon. Comment
Read comments
May 29 2014
  SBBG61918  Eriogonum cinereum J. Ewan 1929-6-22 Los Angeles Roger's Cyn 144 Comment
  UCR157917  Eriogonum cinereum Robert J. Steers 2005-5-8 20 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  SBBG61993  Eriogonum cithariforme R. Hoffmann 1931-4-28 Los Angeles near Rosamond Comment
  CAS-BOT-BC241935  Eriogonum cithariforme John Thomas Howell 1947-7-18 23382 Los Angeles Mill Creek, San Gabriel Mts. 1371 Comment
  UCR127674  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 A Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage 595 Comment
  CAS-BOT-BC242780  Eriogonum davidsonii Frank W. Peirson 1919-7-29 18 Los Angeles Summit of Mt. Wilson, San Gabriel Mts. Comment
  UCR145167  Eriogonum davidsonii June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR271735  Eriogonum elongatum var. elongatum R. G. Swinney 2011-10-27 15923 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
  RSA647936  Eriogonum fasciculatum Michelle Manolovitz, Brian Willie 1992-4-27 1 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. Comment
  RSA393417  Eriogonum fasciculatum var. foliolosum F. R. Fosberg 1930-7-3 S 3038 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA2255  Eriogonum fasciculatum var. foliolosum L. R. Abrams 1900-8-10 1048 Los Angeles San Gabriel Mountians: San Gabriel Canyon. Comment
  UC161731  Eriogonum giganteum F. M. Reed 1909-7-2 2821 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  UC1194909  Eriogonum giganteum var. formosum Reid Moran 1958-9-16 6843 Los Angeles canyon 2 mi se Eel Point; San Clemente Island 100 Comment
  CAS-BOT-BC250308  Eriogonum giganteum var. giganteum D. E. Breedlove 1961-9-23 1269 Los Angeles Fourth of July Cove; Santa Catalina Island 21 Comment
  RSA187650  Eriogonum giganteum var. giganteum Robert F. Thorne 1966-9-16 36724 Los Angeles Lookout Point SE of Pebbly Beach, Santa Catalina Island. 46 Comment
  RSA568839  Eriogonum gracile var. gracile Bonnie C. Templeton 1939-9-6 s.n. Los Angeles Playa del Rey. 40 Comment
  RSA574518  Eriogonum heermannii var. heermannii R. G. Swinney 1993-8-31 2630 Los Angeles Eastern San Gabriel Mountains: Horse Canyon, 1.8 mi E of Hwy 2 at FS Road 3N12 1707 Comment
  RSA0031455  Eriogonum hirtiflorum Orlando Mistretta, Christine Mistretta 2008-4-22 2521 Los Angeles San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 62 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1133 Comment
  RSA300693  Eriogonum kennedyi var. alpigenum James R. Shevock 1974-10-5 3877 Los Angeles at the summit of Mt. Baden-Powell on the southern side of the peak. San Gabriel Mountains. Angeles National Forest. 2866 Comment
  RSA782015  Eriogonum microtheca Elizabeth A. Kempton, Eric Paul 2006-9-10 443 Los Angeles Along Hwy. 2, at turnout 2041 Comment
  HSC17403  Eriogonum mohavense C. S. Apperson 1966-4-24 Los Angeles Junction of Palmdale Blvd. and 90th St. Comment
  UCSB24452  Eriogonum mohavense Morreale, J. 1967-5-19 Los Angeles 30 yards east side of Hwy. 190, 2.1 mi. east of Springdale; Sequoia National Forest 731 Comment
Read comments
Jun 28 2016
  SEINET13387030 Image available Eriogonum molestum R. G. Swinney 2011-1 15735 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
  UC1584053  Eriogonum nudum var. pauciflorum Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4054 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy.; Tujunga Ranger District); San Gabriel Mountains, Angeles National Forest 1633 Comment
  UCR85834  Eriogonum parishii T. S. Ross 1991-8-16 5811 Los Angeles San Gabriel Mtns, Angeles Crest Hwy at roadside just above Chilao Creek, 1400 feet NNE of Louie's Cabin 1671 Comment
  RSA330821  Eriogonum parishii Wayne E. Sawyer 1981-7-26 115 Los Angeles San Gabriel Mountains, Angeles National Forest: California Hightway 2 between Dawson Saddle and junction with California Highway 39 2210 Comment
  CAS-BOT-BC267603  Eriogonum saxatile Le Roy Abrams 1901-7-1 1921 Los Angeles Mt. San Antonio Comment
  CAS-BOT-BC267621  Eriogonum saxatile H. E. Horse 1893-8-1 s.n. Los Angeles Acton Comment
  RSA597740  Eriogonum saxatile Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3796 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA602322  Eriogonum saxatile Steve Boyd, Lauren Raz 1997-6-17 9938 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  RSA149777  Eriogonum saxatile Wesley O. Griesel 1961-6-29 s.n. Los Angeles San Gabriel Mountains: State Highway 2 near White Thorn Picnic Area 2287 Comment
  CAS-BOT-BC262865  Eriogonum thurberi Peter Kamb 1948-6-26 1125 Los Angeles Tujunga Wash near Sunland 350 Comment
  SBBG64209  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles near Harold Comment
  UCR52583  Eriogonum viridescens S. J. Myers 1988-6-29 s.n. Los Angeles Western Mojave Desert, Big Rock Creek Wash, 2.5 mi NE of town of Pearblossom 915 Comment
  CAS-BOT-BC297917  Eriophyllum confertiflorum Joseph Andorfer Ewan 1936-8-9 10027 Los Angeles On road cut, 0.5 mile N of Bald Flat on Blue Ridge, San Gabriel Mts 2529 Comment
  POM357908  Eriophyllum confertiflorum Gale Sphon 1955-5-12 S.N. Los Angeles 2.5 miles E of Sepulvada Blvd, on Mulholland Drive. Comment
  RSA301992  Eriophyllum confertiflorum Jim Shevock 1970-4-21 139 Los Angeles Topanga Canyon, Santa Monica Mts. 412 Comment
  SD186084  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 Los Angeles Santa Susan Mountains; northwest of head of Sulphur Canyon. 1036 Comment
  UCR281868  Eriophyllum confertiflorum Mitch Provance 2010-5-20 510- 15 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  POM357939  Eriophyllum confertiflorum var. confertiflorum Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles San Gabriel Mountains. Comment
  RSA0105033  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-4-26 14493 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
  RSA584138  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2980 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA600474  Eriophyllum confertiflorum var. confertiflorum Steve Boyd, Lauren Raz 1997-4-30 9604 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
  SBBG61060  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  UC483370  Eriophyllum confertiflorum var. confertiflorum L. R. Abrams and I. L. Wiggins 1931-7-6 341 Los Angeles vicinity of Mosquito Harbor; San Clemente Island Comment
  RSA497611  Eriophyllum pringlei A. C. Sanders, Barbara Pitzer, I. G. Lyman 1988-4-4 7767 Los Angeles Mojave Desertr, near Quartz Hill in Lancaster, S of Ave, at 37th Street West 747 Comment
  RSA587259  Eriophyllum pringlei Orlando Mistretta 1994-5-13 1210 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  UC31748  Eriophyllum pringlei J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  RSA190995  Eriophyllum pringlei R. F. Thorne 1963-5-15 31682 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  SD112730  Eriophyllum wallacei Darley F. Howe 1947-5-4 Los Angeles Near Vincent, western Mojave Desert. Comment
  POM358144  Eriophyllum wallacei Fordyce Grinnell Jr. 1916-4-9 s.n. Los Angeles Near San Fernando. Comment
  UCR220350  Erodium cicutarium R. G. Swinney 2009-4-13 10315 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  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
  CDA4368  Erodium moschatum L. C. Wheeler 1967-5-15 9570 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Ridgetop east southeast of Fremont Pass. Elev. 1950 ft. Comment
  SFV1472  Erysimum capitatum K. A. Wilson, D. E. Bianchi 1961-2-2 829 Los Angeles San Gabriel Mountains Little Tujunga Canyon, 2 miles north of Route 118. 400 Comment
  RSA131042  Erysimum capitatum var. capitatum Percy C. Everett, E. K. Balls 1959-6-2 23831 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 229 Comment
  CAS-BOT-BC402733  Eschscholzia caespitosa C. F. Baker 1904-4-22 4180 Los Angeles Monrovia Comment
  RSA66268  Eschscholzia californica var. peninsularis F. W. Peirson 1930-5-12 8789 Los Angeles Open desert along boulevard nearly opposite Acton, about 3 miles north of Mint Canyon summit. Comment
  RSA534144  Eschscholzia ramosa Tim S. Ross, Orlando Mistretta, Mike Hammit 1991-5-17 5068 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  UC2052833  Eschscholzia ramosa M. B. Dunkle 1939-4-2 7213 Los Angeles San Clemente Island, Pyramid Point. Comment
  RSA673622  Eucalyptus globulus LeRoy Gross 2003-1-25 687 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. 610 Comment
  SEINET3860280  Eucrypta chrysanthemifolia R. G. Swinney 2009-4-16 10382 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Duarte, lower Van Tassel fire road, Van Tassel Canyon.; 0 439 Comment
  RSA549583  Eucrypta chrysanthemifolia Tim S. Ross 1991-3-10 4217 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  LA46920  Eulobus californicus C. S. Venkatesh; 1957-4-29 5 Los Angeles 396 Comment
  CDA19812  Eulobus californicus Adams 2002-3-26 PDR 067846 Los Angeles Southern California; Hwy 210 in Pacoima. 0 Comment
  UCR131445  Euphorbia albomarginata Alison Lipman 1998-7-1 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR148842  Euphorbia dendroides Hartman 2002-5-21 PDR 1253860 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Big Santa Anita Canyon Comment
  RSA600259  Euphorbia dendroides L. C. Wheeler 1947-6-1 6512 Los Angeles Altadena. New York Ave. on east side of Eaton Wash. Comment
  UCR270158  Euphorbia esula R. G. Swinney 2011-3-17 14130 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCD142609  Euphorbia maculata Geoffrey Levin 1975-9-22 654 Los Angeles San Gabriel Mountains. Claremont, Pomona College, south of Crookshank Hall. 335 Comment
  UCR51907  Euphorbia melanadenia Adelina Munoz 1988-5-14 120 Los Angeles San Gabriel Mtns, San Dimas: Sycamore Canyon behind San Dimas Canyon Park 305 Comment
  RSA225726  Euphorbia melanadenia R. F. Thorne 1971-5-22 39738 Los Angeles Fish Canyon. 305 Comment
  RSA3616  Euphorbia peplus C. B. Wolf 1932-5-14 3635 Los Angeles Santa Catalina Island. Hillside above Amphitheatre, Avalon. 61 Comment
  UCR261539  Euphorbia peplus R. G. Swinney 2010-2-27 11701 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
  UCR61058  Euphorbia serpens R. G. Swinney 1989-7-8 s.n. Los Angeles San Gabriel Mountains, Glendora Wilderness Park, in Big Dalton Canyon. 1.6 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road 473 Comment
  UCR209309  Euphorbia serpillifolia A. C. Sanders 2009-11-6 37229 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD181565  Euphorbia serpillifolia subsp. serpillifolia Louis Wheeler 1945-8-15 6091 Los Angeles Lake Shangri-La near El Monte. Comment
  SBBG19214  Extriplex californica M. A. Piehl 1963-12-5 631105 Los Angeles Horse Beach Cyn, E base of China Pt 1 Comment
  SBBG95239  Extriplex californica M. B. Dunkle 1928-4-8 1816 Los Angeles near beach Comment
  UC1922872  Festuca arundinacea Scott D. White, Pam DeVries 2006-5-9 11414 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy, and SW of Gorman Post Rd. Lebec 7.5' Quad. Comment
  SBBG80233  Festuca myuros F. R. Fosberg 1932-5-7 8143 Los Angeles S of Grand Cyn 240 Comment
  SEINET3245920  Festuca myuros R. G. Swinney 2008-1 8569 Los Angeles San Gabriel Mtns.: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn. 354 Comment
  UCR194733  Festuca octoflora var. hirtella Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 688 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  SD98681  Festuca ovina var. glauca Jack L. Reveal 1977-6-12 1981 Los Angeles Granada Hills; on the 11700 block of Densmore 199 Comment
  SEINET3245958  Festuca pratensis R. G. Swinney 2009-1 10857 Los Angeles Transverse Range; San Gabriel tns: Sulphur Springs Campground, streamside from campground to 300 m downstream (Waterman Mtn. 7.5') 1585 Comment
  UCR132350  Ficus carica 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-BC474726  Ficus microcarpa R. E. Riefner, Jr. 2014-7-13 14 -245 Los Angeles City of San Pedro, Port of Los Angeles, near Los Angeles Maritime Museum, Sampson Way at W. 6th St. 1 Comment
  RSA712902  Ficus rubiginosa A. C. Sanders, Lee Jones 2005-4-8 29373 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  POM155638  Filago californica M. B. Dunkle 1928-4-10 1840 Los Angeles Johnson's Canyon. 91 Comment
  UCR258818  Filago californica R. G. Swinney 2010-5-11 12696 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
  RSA635043  Filago gallica Valerie L. Soza, Kent Hughes 1999-6-17 560 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 746 Comment
  UC54944  Foeniculum vulgare H. P. Chandler 1902-9-9 2018 Los Angeles roadside near Ballona Lagoon Comment
  CAS-BOT-BC52548  Frangula californica subsp. californica Prof. W. R. Dudley 1907-11-1 s.n. Los Angeles Near Monrovia Comment
  POM2925  Frankenia grandifolia I. M. Johnston 1917-6-10 1269 Los Angeles Ballona Creek, near Mesmer Comment
  UC535058  Fremontodendron californicum subsp. californicum Victor Duran 1933-7-11 3510 a Los Angeles San Gabriel Mountains, Sulphur Springs Sulphur Springs; San Gabriel Mountains, Sulphur Springs 1600 Comment
  LA22100  Fritillaria biflora var. biflora Katherine Kinsel; 1930-3-22 1074 Los Angeles SANTA MONICA MOUNTAINS, Hollyhock Canyon, Mandeville Canyon. Comment
  POM294151  Galinsoga parviflora var. parviflora J. D. Laudermills 1944-9-10 s.n. Los Angeles Orchard near Claremont. Comment
  RSA135184  Galium andrewsii Peter H. Raven 1960-5-21 15409 Los Angeles Junction of Mulholland Highway with Latigo Canyon Rd. 518 Comment
  UCD170506  Galium andrewsii subsp. andrewsii D. O. Burge 2017-4-8 2240 Los Angeles Santa Monica Mountains, Rocky Oaks Dam. 530 Comment
  RSA719099  Galium angustifolium Naomi S. Fraga, Jorge Arriaga 2002-4-28 82 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. N slope of Box canyon. Comment
  JEPS5198  Galium angustifolium subsp. angustifolium Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4195 Los Angeles near confluence with Kitter Canyon (n edge of mts); Angeles National Forest, San Gabriel Mts., Little Rock Creek 1219 Comment
  LA50693  Galium angustifolium subsp. angustifolium Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UC1375324  Galium angustifolium subsp. angustifolium Robert F. Thorne and C. W. Tilforth 1971-6-17 39948 Los Angeles 2 mi up Lower Tujunga Rd from Forestry Headquarters; San Gabriel Mts., Angeles National Forest, Little Tujunga Cr 457 Comment
  LA50672  Galium aparine Carl Epling; March 1925 6448 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR200147  Galium aparine Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 800 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
  UCR216898  Galium aparine R. G. Swinney 2009-3-11 10090 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR271729  Galium aparine R. G. Swinney 2011-3-26 14202 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
  SD90516  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-11 42842 Los Angeles San Clemente Island: wet bottom of Norton Canyon 900 Comment
  RSA653930  Galium grande Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1030 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 823 Comment
  UC2029967  Galium grande V. Soza, Samantha Tessel 2001-6-18 1294 Los Angeles Transverse Ranges, San Gabriel Mountains region: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. Comment
  JEPS114016  Galium hallii Timothy S. Ross and Steve Boyd 1994-6-23 8056 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. Comment
  JEPS21694  Galium johnstonii Rimo Bacigalupi with R. Alava 1958-7-20 6408 Los Angeles close to Angeles Crest Hwy (Calif. Hwy 2) Charlton Flat (Angeles National Forest, San Gabriel Mts.); San Gabriel Mts., Angeles National Forest, Charlton Flat 1623 Comment
  RSA67160  Galium nuttallii subsp. nuttallii F. W. Peirson 1919-3-11 2653 Los Angeles Small Canyon east of Rubio Canyon south base of San Gabriel Mtns. at 1800 ft. 549 Comment
  SD253548  Galium porrigens R. G. Swinney 2011-5-3 14568 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road, Ecology Trail east of the Nature Center (Mint Canyon 7.5'Q) 487 Comment
  SBBG25416  Galium porrigens var. porrigens K. A. Wilson 1961-3-10 965 Los Angeles Old Topanga Cyn Rd, ca. 0.25 mi W of Topanga Cyn Rd Comment
  JEPS52955  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3980 Los Angeles Angeles Crest Hwy at Brown Canyon; San Gabriel Canyon 731 Comment
  POM367827  Galium trifidum var. pacificum Louis Greata 1900-8-26 s.n. Los Angeles Cienega, L.A. Comment
  RSA424700A  Galvezia speciosa Reid V. Moran 1941-2-23 602 Los Angeles Northwest of Johnson's Valley, Santa Catalina Island. 10 Comment
  UCD123811  Gambelia speciosa P. B. Kennedy 1928-3-30 s.n. Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  SBBG132297  Gambelia speciosa S. A. Junak, B. Collins 1991-4-25 SCI- 231 Los Angeles overlooking E side of island, Triangulation Point "Jack" 259 Comment
  UC2047224  Gamochaeta A. C. Sanders, T. B. Salvato 2009-5-20 36869 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE power lines east of Rosemead Blvd. (Highway 19) and west of Santa Anita Ave. El Monte 7.5' Quad. Comment
  RSA601632  Gamochaeta pensylvanica L. C. Wheeler 1967-6-16 9851 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  UCR205670  Gamochaeta pensylvanica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36974 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  SBBG90429  Gamochaeta ustulata M. C. Hochberg 1985-4-7 1211 Los Angeles Little Springs Cyn 243 Comment
  SEINET12137215  Garrya flavescens var. pallida D. P. Reagan 1974-1 18 Los Angeles Ridge Rd, just E of Sandberg along State Rd N-2 Comment
  CAS-BOT-BC158002  Garrya veatchii F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzers Camp, San Gabriel Mts 914 Comment
  RSA604405  Garrya veatchii Louis C. Wheeler 1936-6-23 4175 Los Angeles San Dimas Canyon. 732 Comment
  RSA187980  Gastridium phleoides R. F. Thorne, P. Everett 1965-6-22 34908 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  RSA755589  Gayophytum R. G. Swinney 2008-7-15 9228 Los Angeles Winston Peak. 2275 Comment
  RSA0097184  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14961 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA0112558  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-15 15188 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA597038  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3838 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  UCR223743  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2009-6-24 11240 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  POM78163  Geranium carolinianum F. M. Reed 1920-4-18 4345 Los Angeles Reeves Ranch, south of Covina. Los Angeles. Comment
  RSA592305  Geranium carolinianum Louis C. Wheeler 1967-5-13 9532 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward s Grove. 262 Comment
  RSA0108839  Gilia R. G. Swinney 2010-5-21 12898 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. W end of summit. 1299 Comment
  CDA40050  Gilia achilleifolia subsp. multicaulis T. C. Fuller 1962-4-1 8177 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA602639  Gilia capitata subsp. abrotanifolia B. Pitzer 1996-4-20 2688 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
  RSA670429  Gilia gilioides I. W. Clokey, B. C. Templeton 1929-04 4468 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  POM3440  Gilia latiflora subsp. davyi Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon. Comment
  SEINET3086286 Image available Gilia leptantha H. Dearing, M. Dearing 1944-10-5 5885 Los Angeles Charlton Flat, Angeles Crest Highway. Comment
  RSA778869  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2010-6-1 5230 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UCR223811  Gilia leptantha subsp. transversa R. G. Swinney 2009-6-17 11195 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA775510  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-5-20 5170 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA549899  Gilia nevinii Peter L. Morrell, Orlando Mistretta, L. Arsneth 1992-4-4 127 Los Angeles San Clemente Island, appros. 1.5 km S of Wilson Cove. 200 Comment
  SBBG13068  Gilia nevinii E. R. Blakley 1962-6-9 5175 Los Angeles Triangulation Pt Thirst 598 Comment
  SD139205  Gilia nevinii Jon Rebman 1996-4-26 3098 Los Angeles San Clemente Island; Knob Canyon on southeast side of island 199 Comment
  RSA0017151  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-10 6390 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
  SBBG64489  Gilia ochroleuca subsp. bizonata R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  UCR189838  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-8-31 6880 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
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May 3 2012
  RSA0017186  Gilia ochroleuca subsp. vivida T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3800 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA0139148  Gilia ochroleuca subsp. vivida Sarah J. De Groot 2005-6-30 5107 Los Angeles San Gabriel Mountains, Angeles National Forest (permit FS-2400-8(2/98)): Along Blue Ridge Road. 2588 Comment
  RSA100228  Githopsis diffusa subsp. diffusa F. W. Peirson 1921-6-13 1208 Los Angeles Big Santa Anita Canyon Trail, about 1.5 miles below Sturdevants. 1067 Comment
  LA32025  Glebionis coronaria Henry J. Thompson; 1959-5-24 2000 Los Angeles Santa Monica Mountains, Tuna Canyon, 1.5 mi N of Coast Hwy, Tuna Canyon Rd 243 Comment
  RSA592018  Gnaphalium Mark Hoefs, D. Propst 1973-3-3 25 Los Angeles Santa Catalina Island: East slope of Black Jack Mt. 366 Comment
  SEINET11849334  Gnaphalium beneolens J. F. Bright, Wyman, C. 1931-1 5714 Los Angeles Hollywood Comment
  RSA0104647  Gnaphalium californicum R. G. Swinney 2011-5-6 14615 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
  POM358787  Gnaphalium californicum N. C. Cooper 1949-6-24 4240 Los Angeles Los Padres National Forest. 457 Comment
  UCR186768  Gnaphalium canescens subsp. microcephalum T. B. Salvato, Sandra Murcia 2007-3-28 2022 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  RSA188087  Gnaphalium chilense R. F. Thorne 1966-4-29 36317 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake 411 Comment
  POM4655  Gnaphalium leucocephalum Anstruther Davidson 1918-04 s.n. Los Angeles San Fernando Valley. Comment
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Sep 2 2014
  UCR223800  Gnaphalium palustre R. G. Swinney 2009-8-25 11471 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR271134  Gnaphalium palustre R. G. Swinney 2011-9-27 15719 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  POM358906  Gnaphalium palustre Anstruther Davidson 1809 Los Angeles E. Los Angeles. Comment
  RSA776559  Gnaphalium stramineum Orlando Mistretta, Christine Mistretta 2010-6-15 5309 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  OBI71024  Goodmania luteola Larry Kelly, David J. Keil 1988-4-16 41 Los Angeles Antelope valley, ca 2 mi W ofhwy 14 along hwy 138 Comment
  UCR197715  Grayia spinosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 72 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  CAS-BOT-BC305264  Grindelia hirsutula Ernest C. Twisselmann 1955-9-15 2376 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  LA32270  Guillenia lasiophylla Peter H. Raven; 1959-5-2 14049 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  RSA182330  Guillenia lasiophylla J. D. Olmsted 1962-4-30 3417 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  SBBG131657  Hainardia cylindrica S. A. Junak 1999-5-20 SCa 953 Los Angeles Cottonwood-Black Jack Rd 304 Comment
  UCR78148  Haplopappus linearifolius Wandalee Thompson 1964-4-16 28 Los Angeles Transverse Range; Liebre Mtns., Portal Ridge: Summit of Johnson Hill Grade (Johnson Summit) between Lake Elizabeth and Quartz Hill. 1078 Comment
  UCR126836  Haplopappus venetus A. C. Sanders, Mark A. Elvin 2002-8-26 25582 Los Angeles Western Transverse Range/Santa Clara River Watershed, Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle 335 Comment
  RSA597987  Harpagonella palmeri Lauren Raz, Mistretta, Wall 1997-3-16 68 Los Angeles Santa Catalina Island. Avalon Canyon via ''Divide Trail'', NE of the Wrigley Botanical Garden. 182 Comment
  SBBG49360  Harpagonella palmeri S. A. Junak with M. L. Hoefs, J. Takara 1998-3-22 SCa 514 Los Angeles coastal slope NE of Little Harbor Cmpgrd 30 Comment
  RSA598131  Hazardia cana Reid V. Moran, Beauchamp, Tom Oberbauer 1975-8-24 22694 Los Angeles San Clemente Island: China Canyon above confluence of Iwo Jima Gulch. 200 Comment
  RSA535885  Hazardia squarrosa var. grindelioides Timothy S. Ross 1991-9-2 5908 Los Angeles Santa Monica Mtns: near Mulholland Hwy & Yerba Buena Road. 473 Comment
  SFV6851  Helenium bigelovii T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 583 Los Angeles San Gabriel Mountains Lamel Spring. 2378 Comment
  RSA0085282  Helianthemum scoparium R. G. Swinney 2010-4-30 12467 Los Angeles 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
  RSA135169  Helianthemum scoparium var. vulgare P. H. Raven, David Verity 1960-5-7 15321 Los Angeles Santa Monica Mountains. 244 Comment
  JEPS64628  Helianthus annuus Ernest C. Twisselmann 1970-9-8 17476 Los Angeles Avenue A at 5oth Street West; Mojave Desert, Antelope Valley 731 Comment
  RSA0048604  Helianthus annuus Harold L. Pirie 1964-1-15 s.n. Los Angeles Pierce College Campus, Pine Hill. 243 Comment
  POM279065  Helianthus annuus subsp. lenticularis R. F. Thorne, C. W. Tilforth 1971-4-9 41531 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  UCR125140  Helianthus annuus subsp. lenticularis A. C. Sanders, Mark Elvin 2002-6-25 25269 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  RSA600517  Helianthus annuus subsp. lenticularis L. C. Wheeler 1968-2-4 s.n. Los Angeles Bluebird Ranch (Truck Trail) east of Richard Ferguson's house 457 Comment
  SBBG60838  Helianthus gracilentus R. Hoffmann 1928-7-9 Los Angeles Pine Cyn 914 Comment
  UCR238989  Helianthus gracilentus Anuja Parikh, Nathan Gale 2010-5-24 3211 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km southwest of California Aqueduct, under powerlines 1005 Comment
  OBI72021  Helianthus inexpectatus Mark Elvin 2002-7-17 2099 Los Angeles Western Transverse Range: Newhall ranch, large natural spring at N foot of "Airport Mesa", 0.75 mi SW of Castaic Jctn, above confluence of Castaic Crk with Santa Clara River (Newhall 7.5' Q 305 Comment
  SBBG124396  Helianthus inexpectatus A. Parikh, N. Gale 2011-8-11 2158 a Los Angeles Newhall Ranch, 1.25 km SW of Castaic Junction and 1.5 km upstream of confluence of Castaic Crk and Santa Clara River 305 Comment
  RSA483714  Heliotropium amplexicaule Richard Noyes, L. Arnseth 1988-4-30 507 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  UC284983  Heliotropium curassavicum P. A. Munz 1923-5-27 6891 Los Angeles Pallett Creek San Gabriel Mts., Pallett Creek Comment
  POM369751  Heliotropium curassavicum var. oculatum Lester Rowntree 1929-7-5 s.n. Los Angeles Arroyo Seco Road Comment
  SD4134  Heliotropium curassavicum var. oculatum Ruth B. Randall 1925-4-1 286 Los Angeles Antelope Valley Comment
  RSA155831  Hemizonia clementina Peter H. Raven 1962-5-23 17856 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay Comment
  RSA251378  Hemizonia clementina R. F. Thorne 1996-4-17 36095 Los Angeles San Clemente Island: Top of bluff near Duty Office, Wilsons Cove. NE end of island. 30 Comment
  RSA573468  Hemizonia fasciculata Timothy S. Ross 1992-6-15 6590 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) ridgetope between two un named canyons that drain ENE taward Orange Grove Ave in Hacienda Heights. 317 Comment
  UCR15160  Hemizonia minthornii Bob Muns 1976-1 s.n. Los Angeles Santa Susana Mtns., near Chatsworth Comment
  RSA660782  Hemizonia ramosissima J. Doughty 1985-5-19 190 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Roadside opposite entrance to Follows Camp. Comment
  UCR269949  Hesperoyucca whipplei R. G. Swinney 2010-6-1 13107 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
  SEINET11907919  Heteromeles arbutifolia D. P. Reagan n d 7 Los Angeles Just E of Sandberg alond State Rd. N-2 Comment
  RSA0074518  Heterotheca fastigiata L. R. Abrams 1902-7-5 2653 Los Angeles Azusa Comment
  LA200238  Heterotheca grandiflora Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1968-11-23 4363 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  RSA0074070  Heterotheca grandiflora F. R. Fosberg 1931-8-30 5612 Los Angeles El Segundo. 5 Comment
  JEPS2485  Heterotheca sessiliflora subsp. fastigiata I. W. Clokey and B. C. Templeton 1936-5-18 5666 Los Angeles 1 mi above San Gabriel Canyon dam; San Gabriel Canyon Comment
  SD90182  Heterotheca sessiliflora var. echioides Benjamin C. Stone December 1952 276 Los Angeles Vacant lot at 6th and College, Claremont. 334 Comment
  RSA0063111  Heuchera elegans Orlando Mistretta, Mark Elvin 1995-5-10 1698 Los Angeles San Gabriel Mountains. Bare Mountain Canyon, West Fork. 1540 Comment
  RSA0037421  Hirschfeldia incana R. G. Swinney 2010-5-29 13416 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  LA200300  Hirschfeldia incana Jonathan Sauer; et. al. 1969-6-4 4585 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, lower, Pacific Palisades, edge of Annona orchard. Comment
  RSA0066322  Hirschfeldia incana Scott Lowe 1991-5-7 11 Los Angeles San Gabriel River channel, about 150 m north of San Gabriel River Parkway Bridge, city of Pico Rivera. Comment
  UCR205710  Hoffmannseggia glauca A. C. Sanders, T. B. Salvato 2009-5-18 36807 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  UCR178935  Holcus lanatus R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, north end of Big Dalton Dam 518 Comment
  JEPS45050  Holodiscus discolor Frank W. Peirson 1918-7-13 75 Los Angeles Santa Anita Canyon, San Gabriel Mts. 914 Comment
  UCR223567  Hordeum brachyantherum R. G. Swinney 2009-6-3 11051 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
  RSA177763A  Hordeum depressum R. F. Thorne, P. Everett 1965-5-11 34557 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  RSA0085052  Hordeum glaucum Paul M. Inman 1983-5-15 51583 -5 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia. On Winter Creek trail=c above Hoegee's Camp. 914 Comment
  RSA639560  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1967-5-18 9662 Los Angeles San Gabriel Mountains, Angeles National Forest: Placerita Canyon. 594 Comment
  UCR258589  Hordeum murinum R. G. Swinney 2010-4-23 12364 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC289337  Hordeum murinum subsp. glaucum E. R. Blakley 1963-5-4 5673 Los Angeles North slope of Signal Peak, Santa Barbara Island Comment
  RSA12281  Hordeum murinum subsp. glaucum C. B. Wolf 1934-4-11 5656 Los Angeles Bryant Ranch, east of Long Beach along Bixby Ave. 0.5 mile west of Hansen Rd. 100 ft N of fence. 7 Comment
  RSA658226  Hordeum murinum subsp. glaucum Naomi Zohman 1985-4-28 45 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA591974  Hordeum murinum subsp. leporinum Mark Hoefs, Doug Propst 1974-5-10 460 Los Angeles Catalina Island. Ridge between Cottonwood and Sweet Water Canyons 61 Comment
  UCSB6894  Hordeum murinum subsp. leporinum Wedberg, Lee 1954-4-18 Los Angeles Sherman Oaks Comment
  RSA29732  Horkelia cuneata subsp. puberula Louis C. Wheeler 1932-5-23 753 Los Angeles San Gabriel Wash at Arrow Hwy Comment
  SBBG72465  Horkelia cuneata var. puberula M. N. Ackley -Apr-1922 939 Los Angeles Montrose 365 Comment
  SBBG131898  Hornungia procumbens S. A. Junak, D. Wilken 1996-3-27 SCI 260 Los Angeles top of coastal dunes S of Eel Cove Cyn 60 Comment
  RSA614816  Hypericum formosum var. scouleri L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  SEINET10637909 Image available Ipomoea batatas Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3802 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  CAS-BOT-BC311665  Isocoma menziesii var. decumbens Geo. B. Grant 1897-8-17 s.n. Los Angeles Terminal Island Comment
  CHSC62038  Isocoma menziesii var. menziesii L. P. Janeway 1993-10-5 4606 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  POM359493  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-29 S- 4707 Los Angeles Santa Catalina Island. Mouth of Cottonwood Canyon. 3 Comment
  JEPS62911  Isocoma menziesii var. vernonioides H. M. Hall 1902-5-11 3276 Los Angeles Santa Monica Comment
  UC56900  Isomeris arborea Ernest Braunton May 1902 321 Los Angeles Redondo Comment
  UCD51392  Jarava speciosa A. A. Beetle 1942-4-24 3215 Los Angeles Rt. 6, 6 miles south of Palmdale. Comment
  SD132672  Jaumea carnosa F. R. Fosberg 1931-5-18 S 4895 Los Angeles Little Harbor, Santa Catalina Island. 3 Comment
  RSA628364  Jepsonia malvifolia Steven A. Junak 1997-10-28 SCI- 977 Los Angeles San Clemente Island: E side of island, near head of N fork of canyon draining to Mosquito cove. 387 Comment
  UCR205268  Juglans californica R. G. Swinney 2008-4-9 8621 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  UC1018484  Juglans californica var. californica J. Warren 1952-4-24 Los Angeles Mulholland Drive 548 Comment
  RSA755954  Juncus Dan S. Cooper 2007-5-4 3 Los Angeles Griffith Park. c. 300 m south of Travel Town in small side canyon. Comment
  UC115108  Juncus acutus subsp. leopoldii T. S. Brandegee 1890-5-21 Los Angeles Santa Catalina Island Comment
  UC1215249  Juncus ambiguus Peter H. Raven 1962-5-8 17594 Los Angeles s end Seal Cove; San Clemente Island 9 Comment
  PASA625  Juncus balticus Frank W. Peirson 1922-6-4 Los Angeles Soledad Canyon 457 Comment
  RSA725757  Juncus balticus A. C. Sanders 2003-5-1 26248 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  UCR204572  Juncus balticus R. G. Swinney 2005-8-5 8389 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA577431  Juncus bufonius var. occidentalis Joseph A. Ewan 1936-7-22 9794 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  RSA601149  Juncus macrophyllus L. C. Wheeler 1966-9-6 8871 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  RSA685157  Juncus macrophyllus Scott D. White 2003-7-25 9646 Los Angeles Santa Clarita area; Santa Clara River just upstream from Boquet Canyon bridge; Newhall. 351 Comment
  RSA777616  Juncus macrophyllus Orlando Mistretta, Christine Mistretta 2010-5-19 5142 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA158262  Juncus patens Peter H. Raven 1962-7-11 18004 Los Angeles upper reaches of canyon south of Lemon Tank, San Clemente Island Comment
  IRVC29007  Juncus rugulosus A. C. Sanders, Mark Elvin 2002-6-25 25278 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  RSA188486  Juncus rugulosus Robert F. Thorne, John Olmsted 1965-8-26 35421 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  UCR217821  Juncus rugulosus Dan S. Cooper 2010-8-27 810- 91 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Spring Canyon 288 Comment
  CATA2077  Juncus textilis Mark L. Hoefs 1995-5-16 2039 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA7647  Juncus textilis Fay A. MacFadden 1930-4-10 2381 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  RSA188240  Juncus xiphioides Robert F. Thorne, Percy C. Everett 1965-6-23 34968 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 305 Comment
  RSA754146  Juncus xiphioides Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1838 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  RSA774833  Juncus xiphioides Orlando Mistretta, Christine Mistretta 2010-6-8 5282 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  RSA368070  Juncus xiphioides B. C. Templeton 1927-8-19 s.n. Los Angeles Arroyo Seco Canyon, Angeles Nat l. Forest. Comment
  RSA70316  Juncus xiphioides F. W. Peirson 1930-5-21 8916 Los Angeles Below Lovejoy Dam, southwest Mojave Desert. Comment
  RSA670384  Juniperus californica B. C. Templeton 1930-4-8 1017 Los Angeles San Francisquito Canyon, San Gabriel Mts. 915 Comment
  UCD123743  Keckiella antirrhinoides Gordon Pilone 1960-4-16 9 Los Angeles wash area at Pomono College in Claremont. 365 Comment
  RSA401775A  Keckiella cordifolia R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  NY790429  Keckiella ternata subsp. ternata G. T. Hastings 1944-8-9 s.n. Los Angeles Near Charlton Flats 1371.6 Comment
  RSA400472  Keckiella ternata subsp. ternata R. S. Woglum 1940-7-6 2903 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats Comment
  RSA639154  Keckiella ternata subsp. ternata Louis C. Wheeler 1973-7-21 s.n. Los Angeles San Gabriel Mountains: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mile north of windy gap on Angeles Crest Highway. 1616 Comment
  JEPS21118  Keckiella ternata var. septentrionalis A. D. E. Elmer Jun 1902 3597 Los Angeles Acton; Mt. Gleason Comment
  UC1871281  Keckiella ternata var. septentrionalis T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3957 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  SBBG59411  Koeleria macrantha R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR190720  Krascheninnikovia lanata R. G. Swinney 2001-4-18 7927 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  RSA250523  Lactuca serriola R. F. Thorne, John Dourley 1967-10-10 37333 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  IRVC29659  Lagophylla ramosissima Mark A. Elvin 2003-6-12 2946 Los Angeles Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley 366 Comment
  SBBG118731  Lagophylla ramosissima subsp. ramosissima L. Gross with P. Morton 2004-6-10 1374 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1432 Comment
  LA212212  Lagunaria patersonia Lynn Haines; 1960-7-25 s.n. Los Angeles Santa Ynez Canyon, Canoga Park Near Sunset Blvd and Pacific Coast Hgw. 15 Comment
  RSA592189  Lamarckia aurea L. C. Wheeler 1967-5-5 9173 Los Angeles Pasadena. Arroyo Seco, vicinity of Rose Bowl. Comment
  CHSC3718  Langloisia Sue Boergadine 1966-5-12 Los Angeles San Raphael. 213 Comment
  LA209852  Larrea tridentata Harlan Lewis; 1942-11-29 249 Los Angeles Little Rock Comment
  UCR276787  Lastarriaea coriacea R. G. Swinney 2011-3-29 14271 A Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  POM6024  Lasthenia californica L. R. Abrams 1901-4-1 1188 Los Angeles Ballona Harbor. Comment
  RSA323746  Lasthenia californica F. H. Elmore 1939-2-18 400 Los Angeles San Clemente Island Comment
  RSA650960  Lasthenia californica R. Nilsen 1955-4-16 s.n. Los Angeles 1/2 mile W of Cal Poly, San Dimas. 244 Comment
  UC89999  Lasthenia coronaria Rev. J. C. Nevin Los Angeles Los Angeles Comment
  CAS-BOT-BC352917  Lasthenia coronaria F. W. Peirson 1921-3-3 330 Los Angeles Arroyo Seco, San Gabriel Mts. 350 Comment
  SBBG96844  Lasthenia gracilis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4220 Los Angeles lower half of China Cyn Comment
  UC284138  Lasthenia gracilis P. A. Munz 1923-4-8 6626 Los Angeles San Clemente Island Comment
  RSA0091326  Lathyrus vestitus R. G. Swinney 2011-3-22 14190 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  SFV1825  Lathyrus vestitus K. A. Wilson 1961-2-20 867 Los Angeles San Gabriel Mountains Little Tujunga Canyon. Comment
  CATA221  Lathyrus vestitus var. alefeldii Mark L. Hoefs, A. Douglas Propst 1973-5-4 210 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  UC864427  Lathyrus vestitus var. alefeldii L. W. Nuttall 1920-1 45 Los Angeles Santa Catalina Island Comment
  UCSB3098  Lathyrus vestitus var. alefeldii H., J. 1935-3-15 Los Angeles San Dimas Exp. Forest; San Dimas watershed; San Dimas Dam; Sec. 19, T1N, R8W 457 Comment
  RSA724438  Lathyrus vestitus var. vestitus K. Dobry 1991-5-13 498 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA405694  Lathyrus vestitus var. vestitus L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest Comment
  SEINET3143225  Lavatera assurgentiflora Unknown 1904-1 672 -4841 Los Angeles Santa Catalina Island, Pacific Ocean off coast of S California 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
  RSA0070131  Layia glandulosa Orlando Mistretta, Christine Mistretta 2003-4-30 1984 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA92283  Layia glandulosa F. W. Peirson s.n. Los Angeles Wash of Arroyo Seco, Pasadena Comment
  IRVC29286  Layia platyglossa Anuja Parikh, Nathan Gale 2003-5-26 s.n. Los Angeles Newhall Ranch, Salt Creek, lower end of east fork in survey area 79 N side of Santa Susana Mtns. 305 Comment
  UC53939  Layia platyglossa Ernest Braunton 1902-4-29 233 Los Angeles north Pomona Comment
  CATA3069  Layia platyglossa Amy Catalano 2016-4-19 076 Los Angeles Santa Catalina Island: West End Road, just southeast of junction with Cherry Valley Road, north facing slope, 5 meters upslope from road 11 Comment
  SBBG101156  Layia platyglossa T. Ross 1992-4-14 6151 Los Angeles midway between the mouth of Nanny Cyn and the first major escarpment draw S of it 182 Comment
  POM155627  Layia platyglossa subsp. campestris M. L. Bryan 1928-6-2 23 Los Angeles Mandeville Canyon, near Santa Monica Mts Comment
  RSA251395  Layia platyglossa subsp. campestris R. F. Thorne 1966-4-15 35996 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  RSA762136  Lepechinia fragrans Orlando Mistretta, Christine Mistretta 2008-5-13 3068 Los Angeles Grizzly Flat Road, vicinity of Dark Cyn, Arroyo Seco Canyon drainage. 949 Comment
  CAS-BOT-BC88676  Lepidium acutidens Ernest C. Twisselmann 1962-4-10 6847 Los Angeles Mojave Desert. The Mojave-Randsburg Region. Antelope Valley. Avenua A 5.1 miles northwest of Highway 6. 685 Comment
  LA85115  Lepidium fremontii O. H. Kappler; 1946-4-13 1114 Los Angeles N slope of San Gabriel Mountains, southern Antelope Valley 914 Comment
  UC1536953  Lepidium fremontii Gordon H. True Jr. 1935-5-17 309 Los Angeles hills s Littlerock 914 Comment
  RSA526547  Lepidium lasiocarpum Steve Boyd, L. Arnseth 1990-4-7 4233 b Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SBBG20503  Lepidium lasiocarpum var. lasiocarpum E. R. Blakley 1963-12-7 6366 Los Angeles E of the mouth of Chenity Cyn in Pyramid Cove 7 Comment
  RSA429956  Lepidium latipes H. E. Hasse 1892-1 s.n. Los Angeles Santa Monica. Comment
  UC10672  Lepidium nitidum J. H. Barber 1897-4 293 Los Angeles Sierra de Santa Monica Comment
  UC465736  Lepidium perfoliatum Marjorie Shaw, Edna Spaulding, and Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 988 Los Angeles Antelope Valley Mojave Desert Comment
  CAS-BOT-BC13008  Lepidium virginicum Lewis S. Rose 1937-4-9 37081 Los Angeles Near Llano, 3 miles southeast of Palmdale. 1036 Comment
  UC10651  Lepidium virginicum var. pubescens Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  CHSC92806  Lepidospartum squamatum John Dittes 2006-1-2 1307 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland Blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; edge of floodplain of Big Tujunga Creek. 393 Comment
  CAS-BOT-BC272409  Leptochloa fusca subsp. uninervia J. Ewan 1931-7-31 4774 Los Angeles Telegraph Road near Santa Fe Crossing Comment
  SEINET7287990  Leptodactylon pungens B. C. Templeton, I. W. Clokey 1936-5-18 5661 Los Angeles San Gabriel Canyon, San Gabriel mountains. Comment
  UCR23838  Lessingia filaginifolia John C. Roos 1942-9-12 1719 Los Angeles City of Los Angeles, Westwood Village Comment
  UC1375331  Lessingia glandulifera var. glandulifera Robert F. Thorne and C. W. Tilforth 1971-6-17 39901 Los Angeles Soledad Canyon Road 1.3 mi e junction with Antelope Valley Freeway (near junction of Bee Canyon with Santa Clara River valley); N slope of San Gabriel Mts. 548 Comment
  UC1532954  Lessingia glandulifera var. glandulifera C. W. Tilforth and John Dourley 1973-5-24 820 Los Angeles ca 2 mi ene Valyermo (n edge of mountains); San Gabriel Mountains, Bob's Gap Comment
  UCR98747  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3746 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  POM21342  Lessingia glandulifera var. glandulifera Fordyce Grinnell Jr. 1917-8-28 s.n. Los Angeles San Gabriel Mountains; Little Tujunga Canyon, below Pine Flats Comment
  RSA483173  Leymus condensatus Robert L. Dressler 1948-7-28 65 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  PASA2350  Libocedrus Los Angeles PHS grounds, Pasadena Comment
  RSA681144  Lilium humboldtii subsp. ocellatum LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1046 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  RSA682470  Lilium humboldtii subsp. ocellatum R. E. Riefner 2000-8-29 0 -758 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
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Jan 14 2008
  UCD139734  Lilium humboldtii subsp. ocellatum J. E. Stumbo 1966-10-5 LASCA 560 Los Angeles Clamshell Canyon, extreme northwestern Monrovia. 457 Comment
  UCR164833  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Transverse Ranges, San Gabriel Mountains region, Palmer Canyon N of Claremont 701 Comment
  RSA68709  Lilium parryi Frank W. Peirson 1921-7-17 2515 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  JEPS58202  Linanthus aureus Frank W. Peirson 1920-4-26 2111 Los Angeles Santa Anita Wash San Gabriel Mountains 213 Comment
  UC303618  Linanthus aureus I. Johnston May 1917 977 Los Angeles San Gabriel Wash 152 Comment
  POM277119  Linanthus aureus E. S. Steele, G. F. Pratt 1934-3-22 7016 Los Angeles Antelope Valley, Northwest of Lancaster. Comment
  RSA590654  Linanthus aureus var. aureus T. S. Ross, S. D. Boyd 1990-6-4 2792 Los Angeles Lower Moody Canyon: Moody Truck Road; 0.6 mi N of junction with powerlin road. 976 Comment
  UCR177461  Linanthus breviculus LeRoy Gross, Michael Denslow 2003-6-4 976 Los Angeles Transverse Range; San Gabriel Mountains, trail from Islip Saddle to Mt. Williamson 2195 Comment
  LA36842  Linanthus californicus Roxana S. Ferris; 1941-3-9 10322 Los Angeles Santa Susana Mountains, Pico Canyon, about 2 mi W of U.S. Highway #99 Comment
  RSA468446  Linanthus californicus Robin S. Collins 1973-5-15 281 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 609 Comment
  SD114162  Linanthus californicus Darley F. Howe 1947-3-22 1511 Los Angeles Topango Canyon, ca. 6.0 miles from ocean. Comment
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May 22 2014
  RSA0095267  Linanthus californicus subsp. glandulosus Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 5 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  SD45375  Linanthus concinnus Herbert L. Mason 1934-3-30 8035 Los Angeles Rock creek; south of Valyermo, north side of San Gabriel Mountains. Comment
  CATA364  Linanthus dianthiflorus Mark L. Hoefs 1974-3-28 413 Los Angeles Santa Catalina Island: Ridge above and north of upper Bulrush Canyon, northwest exposure 335 Comment
  UC106909  Linanthus dichotomus unknown Los Angeles Watts; Sunset Oil Company Comment
  UCR16725  Linanthus parviflorus Steve Stadler 1966-4-17 41766- 66 Los Angeles E side of San Gabriel Mtns., 0.5 mi. north of Mile High on road [N4] that connects Mile High with the Palmdale - Cajon Junction Road [Hwy 138] 1463 Comment
  SEINET12219416  Lithophragma affine subsp. mixtum I. W. Clokey, Templeton, B. 1929-1 4430 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA0014590  Lithophragma bolanderi Orlando Mistretta, Christine Mistretta 2011-6-18 5710 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  UC310834  Lithophragma bolanderi Philip A. Munz 1925-3-18 8922 Los Angeles Newhall Grade Comment
  CHSC35330  Lithophragma heterophyllum James Henrickson 1973-5-12 4 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Los Angeles Crest Hwy; in canyon along road, in granitic slopes of San Gabriel Mts. 1036 Comment
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Aug 22 2016
  UCR190925  Lobelia dunnii R. G. Swinney 1999-7-14 7558 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 0.25 mi. north of Laurel Gulch 713 Comment
  CATA3453  Lobelia dunnii var. serrata Benjamin J. Dion, Olivia Reda, Stuart Olshevski, Jamie Choi 2017-7-3 035 Los Angeles Santa Catalina Island: Interior to Pacific side; on slope of mossy rockface/waterfall in a northwest drainage of Silver Canyon 232 Comment
  POM48105  Lobelia dunnii var. serrata I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canyon, San Antonio Mountains 701 Comment
  RSA657461  Lobularia maritima S. Campbell 1980-6-2 26 Los Angeles Verdugo Mountains; Approx. 400 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  POM8218  Loeflingia squarrosa P. A. Munz 1921-05 4688 Los Angeles Claremont. Comment
  SBBG81  Loeflingia squarrosa R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  CAS-BOT-BC342186  Logfia filaginoides Geo. B. Grant 1902-5-10 s.n. Los Angeles Arcadia Comment
  SBBG128333  Logfia filaginoides S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 37 Los Angeles Deer Valley Trail 92 Comment
  POM356971  Lolium temulentum F. R. Fosberg 1931-4-16 4661 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon 180 Comment
  RSA596094  Lolium temulentum Mark Hoefs, R. F. Thorne 1995-7-26 2472 Los Angeles Santa Catalina Island, lower Middle Canyon, just below Eagle's Nest Lodge. 134 Comment
  UC1714472  Lolium temulentum D. L. Crawford 1916-5-20 Los Angeles mts above Claremont; mts. above Claremont Comment
  UCR108638  Lolium temulentum L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns, East Fork San Gabriel River, c. 0.3 mi upstream from Alder Gulch 1227 Comment
  SJSU1841  Lomatium dasycarpum C. W. Sharsmith 1957-4-13 6380 Los Angeles c. 5 mi S of Gorman, northwestern Los Angeles County 762 Comment
  RSA0105327  Lomatium lucidum Gary D. Cromwell, David Wheat 1971-4-21 539 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 556 Comment
  RSA252924  Lomatium mohavense subsp. mohavense R. F. Thorne, C. W. Tilforth 1973-4-20 43043 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UCR191270  Lomatium nevadense R. G. Swinney 1998-7-2 6206 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  POM253068  Lonicera C. F. Baker 5195 Los Angeles Genisha Park, Pomona. Comment
  SD112048  Lonicera hispidula var. vacillans Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Sant Catalina Island; Middle Ranch road. Comment
  UC441286  Lonicera hispidula var. vacillans R. L. Pendleton 1909-7-3 1390 Los Angeles canyon s Avalon; Santa Catalina Island 30 Comment
  RSA752477  Lonicera subspicata var. denudata Justin M. Wood 2009-4-22 527 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UC1125303  Lonicera subspicata var. denudata F. H. Raymond 1930-1-29 45 Los Angeles Santa Ynez Canyon Calabasas Quadrangle 213 Comment
  UCR206151  Lonicera subspicata var. denudata R. G. Swinney 2008-5-30 8905 Los Angeles San Gabriel Mtns., San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  SD52380  Lonicera subspicata var. johnstonii Benjamin C. Stone 1953-3-9 293 Los Angeles Above San Gevriel dam area. 790 Comment
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Nov 25 2014
  RSA597009  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-25 3804 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA90070  Lotus argophyllus var. argophyllus F. W. Peirson 1924-5-27 4631 Los Angeles north slope of Strawberry peak 1220 Comment
  RSA724427  Lotus corniculatus K. Dobry 1991-5-18 622 Los Angeles At 415 Stunt Rd. Santa Monica Mts. Cold Creek Cyn Comment
  RSA679287  Lotus crassifolius var. crassifolius Mark Elvin, Anne Marie Ruff 1996-8-1 303 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 4.2 mi from gate. Both sides of road. Comment
  RSA525173  Lotus grandiflorus var. grandiflorus Walter Wisura 1990-6-16 4450 Los Angeles 7.8 mi S fr Soledad Canyon Rd along forestry rd 4N33 Comment
  RSA752797  Lotus hamatus Robert F. Thorne 1980-4-25 54133 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UCR204831  Lotus heermannii R. G. Swinney 2005-8-11 8465 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA547461  Lotus heermannii var. heermannii T. S. Ross 1992-7-24 6752 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 degrees SE, 1065 m distant from summit 1561 Comment
  POM7134  Lotus heermannii var. heermannii C. F. Baker 1904-05 4715 Los Angeles hills near Clarmont Comment
  RSA774961  Lotus humistratus R. G. Swinney 2009-4-29 10591 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR117622  Lotus nevadensis var. davidsonii Scott D. White 1997-5-8 5086 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UCR126756  Lotus salsuginosus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26135 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
  UCR259923  Lotus salsuginosus R. G. Swinney 2010-3-18 11978 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
  RSA406819  Lotus salsuginosus var. salsuginosus M. B. Dunkle 1933-4-19 3307 Los Angeles Palos Verdes Hills. Comment
  RSA702167  Lotus strigosus Michael Honer 2004-6-22 1992 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  UCR152905  Lotus strigosus A. C. Sanders, Helen Kennedy 2005-4-13 29437 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA598080  Lotus strigosus T. S. Ross 1990-6-25 3775 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA187894  Lotus strigosus var. strigosus R. F. Thorne 1966-4-7 35952 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  RSA75379  Ludwigia peploides subsp. peploides F. W. Peirson 1916-09 2080 Los Angeles Kewen Lake, Pasadena Comment
  UCR247498  Ludwigia sedoides F. Maly 2006-11-17 s.n. Los Angeles Reseda, McDonalds Aquatic Nursery, 18157 Arminta St Comment
  SEINET5766212 Image available Lupinus A. M. Johnson 1934-1 4382 Los Angeles entrance to UCLA campus, Westwood Village Gate Comment
  RSA213425  Lupinus Reid V. Moran 1941-5-19 592 Los Angeles In field, north of Middle Ranch, San Clemente Island. 500 Comment
  UCSB3244  Lupinus albifrons Wilson, Richard 1958-5-10 Los Angeles 6 mi. N of Foothill Blvd. on Angeles Crest Hwy., San Gabriel Mts. 1066 Comment
  CATA82  Lupinus albifrons var. albifrons Peter Henrikson 1987-4-14 63 Los Angeles Santa Catalina Island: Avalon Canyon above baseball diamond, west aspect 76 Comment
  RSA0105014  Lupinus andersonii R. G. Swinney 2011-6-22 15269 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  UCR124470  Lupinus arbustus subsp. arbustus B. C. Templeton 1932-5-31 4857 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA199051  Lupinus bicolor W. M. Gauntt 1966-4-9 136 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road. 915 Comment
  UC1922332  Lupinus bicolor Gary Kovnat with LeRoy Gross 2003-2-16 29 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCD168364  Lupinus bicolor 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
  UCR205127  Lupinus bicolor R. G. Swinney 2008-4-17 8689 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UCR258893  Lupinus bicolor R. G. Swinney 2010-4-30 12468 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
  UCR51007  Lupinus bicolor A. C. Sanders, E. J. Lawlor 1988-4-3 7747 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  SEINET10484862  Lupinus bicolor subsp. marginatus James S. Henrickson 1966-4-16 Henrickson 2249 Los Angeles Ca 10 miles w of lancaster along hwy 138; flowers yellowish; locally abundant With eschscholzia californica 762 Comment
  RSA407126  Lupinus chamissonis Mary D. Merilatt 1936-7-18 s.n. Los Angeles Playa del Rey. Comment
  SEINET12154480  Lupinus chamissonis J. F. Bright, Wyman, C. 1931-1 5586 Los Angeles at Manhattan Beach Comment
  RSA732858  Lupinus concinnus R. G. Swinney 2001-5-18 7943 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  UCR111500  Lupinus concinnus A. C. Sanders, D. Malueg 1998-6-22 22027 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  UCR272588  Lupinus elatus R. G. Swinney 2011-8-5 15589 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UCSB17070  Lupinus excubitus Vernand, Ramona 1963-4-18 Los Angeles 1.9 mi. E of intersection of Sunnyslope Ridge and Palos Verdes Drive East; on Palos Verdes Drive East, Palos Verdes Comment
  SEINET10970259  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA# 6454 x 8292 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd male parent () Parenthetic # is f, plant no. Seeds from open field, pollen. Comment
  SEINET10970261  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA# 6454 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd male parent () Parenthetic # is f, plant no. Seeds from open field, pollen. Comment
  LA205106  Lupinus excubitus var. johnstonii J. A. Ewan; 1932-5-29 7184 Los Angeles San Gabriel Mountains, summit Mount Gleason 1828 Comment
  RSA756905  Lupinus formosus R. G. Swinney 2008-6-17 9037 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR23220  Lupinus formosus Polly Schiffman 1981-5-23 029 Los Angeles San Gabriel Mtns., Angeles National Forest, Charlton Flat, 35 mi north of La Canada-Flintridge on Angeles Crest Hwy, next to water tank beside the hwy 1829 Comment
  SEINET10485359  Lupinus formosus Everett EVERETT 19485 Los Angeles Natural in the garden at rsabg. Claremont, ca. 305 Comment
  SEINET10485361  Lupinus formosus Robert F. Thorne, C. W. Tilforth 1973-4-20 Thorne 43010 Los Angeles San gabriel mtns. Mojave desert slope: 1 mi n of bob's gap, 3.2 mi s of llano, N slope of holcomb ridge. Silvery perennial with purple flowers. 1143 Comment
  RSA0092231  Lupinus formosus var. formosus R. G. Swinney 2011-5-12 14718 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. West side of creek. 1183 Comment
  RSA413629  Lupinus formosus var. formosus L. C. Wheeler 1934-3-24 2470 Los Angeles Liveoak Canyon, San Gabriel Mountains. 473 Comment
  RSA413635  Lupinus formosus var. formosus R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  RSA653341  Lupinus formosus var. formosus Kelly Middleton, David Middleton 1988-5-8 10 Los Angeles Glendora Ridge Road, 5.3 miles west of Mt. Baldy Rd. intersection. Roadside collection. 1220 Comment
  UCSB11268  Lupinus hirsutissimus Hancock, Dan 1961-3-31 Los Angeles E side of Middle Ranch spillway, on Catalina Island Comment
  SEINET10485437  Lupinus hyacinthinus Robert F. Thorne 1972-8-11 Thorne 42208 Los Angeles San gabriel mts, angels nat'l forest: mt. Waterman, e end of mt waterman ridge, Se facing slope. 2316 Comment
  RSA517110  Lupinus longifolius T. S. Ross 1990-5-14 2465 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  UC1584036  Lupinus longifolius Tim Ross and Orlando Mistretta 1990-10-24 3302 Los Angeles where crossed by the Upper Monroe Road at ca 2885 ft (off the e side San Gabriel Reservoir) (Upper reaches of Venedo Canyon); San Gabriel Mts, (off e side San Gabriel Reservoir) 879 Comment
  UC213294  Lupinus longifolius I. M. Johnston 1917-7-1 1444 Los Angeles near Browns Flats (San Antonio Mountains, Southern California); San Antonio Mountains 1356 Comment
  RSA95860  Lupinus longifolius E. K. Balls 1954-5-26 19477 Los Angeles Palos Verdes Hills Comment
  SEINET10485607  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  RSA708109  Lupinus microcarpus var. microcarpus Gary D. Wallace, Ann Hiller 1983-5-18 2053 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  SFV21759  Lupinus sparsiflorus L. Gross 2001-4-1 378 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Low hill between La Tuna Canyon Road and Sunland Blvd. Entered at dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. 305 Comment
  SFV7993  Lupinus sparsiflorus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1359 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  RSA550210  Lupinus sparsiflorus Walter Wisura, E. Roeder 1992-4-21 4704 Los Angeles West Mohave: Valyermo Rd. .3 mi. N of turnoff to St. Andrews. Comment
  RSA316355  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1982-4-20 54977 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA86938  Lupinus sparsiflorus subsp. sparsiflorus F. W. Peirson 1919-5-10 s.n. Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  RSA571540  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd 1994-4-29 8305 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 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
  RSA679914  Lupinus stiversii LeRoy Gross, Sarah J. De Groot 2003-5-17 922 Los Angeles Mt. Lowe fire road (2N50.1) 1402 Comment
  HSC14883  Lupinus subvexus C. S. Apperson 1967-6-11 Los Angeles 4 miles up Haskell Cyn. Rd off of Bouquet Cyn. Rd. Comment
  RSA414314  Lupinus succulentus N. C. Cooper 1945-5-1 2247 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  UCR258564  Lupinus succulentus R. G. Swinney 2010-3-10 11811 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0043342  Lupinus succulentus Larry J. Colin 1971-4-5 9 a-1-C Los Angeles Off the Pomona Free. West between Brea Cyn. and Water St. 45 Comment
  RSA619105  Lupinus succulentus R. S. Woglum s.n. Los Angeles South Coast: North Hollywood; San Fernando Valley. Comment
  RSA658883  Lupinus succulentus Douglas A. Springer 1981-3-4 30 Los Angeles 1 mile SW of Interstate 10 on Kellogg Drive at Cal Poly University Campus. Comment
  RSA657167  Lupinus truncatus Joseph M. Keefe 1978-5-11 22914 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  UCR256854  Luzula comosa R. G. Swinney 2010-10-13 14023 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  SBBG53314  Lycium californicum D. M. Power 1971-11-11 Los Angeles terrace W of Wilson's Cove Comment
  CDA5784  Lycium ferocissimum David S. Verity 1978-9-12 Los Angeles Ballona Creek. 0 Comment
  RSA428585  Lycium ferocissimum Robert Gustafson 1980-9-16 1923 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA355900  Lycopersicon esculentum Robert F. Thorne 1975-9-4 47381 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA579134  Lycopersicon esculentum Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7437 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  SD107850  Lyonothamnus floribundus subsp. aspleniifolius Gary Wallace 1972-9-3 707 Los Angeles San Clemente Island, on rocky canyon walls in Horse Canyon, the canyon from Thirst Pk. To the west, common in canyon 456 Comment
  CAS-BOT-BC142287  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-21 17816 Los Angeles Lower end of Bullrush Canyon - Santa Catalina Island 198 Comment
  POM243678  Lyonothamnus floribundus subsp. floribundus F. R. Fosberg 1931-5-19 S 4918 Los Angeles Santa Catalina Island. Head of Swain's Canyon, base of Blackjack Mountain Comment
  RSA578218  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8177 Los Angeles Santa Catalina Island. NE side of Blackjack Mountain, near head of draw draining to White Cove. 405 Comment
  RSA589779  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8200 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-nnamed on topo map). 128 Comment
  RSA589868  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8212 Los Angeles Santa Catalina Island, SW side of the island, on S side of main trunk of Bullrush Canyon, 1675 m ESE of Carlos triangulation point (972 ft) and 1710m NNE of Quartz triangulation (1252 ft). 198 Comment
  UC1211076  Lyonothamnus floribundus subsp. floribundus Huron H. Smith 1912-7-4 5174 Los Angeles Swain's Canyon Santa Catalina Island 365 Comment
  SBBG41303  Lyonothamnus floribundus var. floribundus M. R. Benedict 1970-6-30 Los Angeles upper Shark Cyn between Wrigley Ranch and Catalina airstrip Comment
  RSA0011278  Lythrum hyssopifolia Orlando Mistretta, Christine Mistretta 2008-5-5 2638 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Area 19 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 320 Comment
  POM246796  Madia exigua F. R. Fosberg 1931-5-4 4762 Los Angeles Santa Catalina Island. Bullrush Canyon. 60 Comment
  CATA3006  Madia gracilis Peter J. Dixon 2015-4-27 040 Los Angeles Santa Catalina Island: Upper Coffeepot Canyon, near stock pond on Renton Pass Rd. 1.3 mile SW of residence (1 Renton Pass) 454 Comment
  UC1595280  Madia gracilis Tim Ross 1992-5-17 6384 Los Angeles 18 degrees nne and 425 m distant from East Fork Station; San Gabriel Mts., E Fork San Gabriel River, Heaton Flat area 624 Comment
  UC34790  Madia gracilis Harley P. Chandler 1897-5-24 Los Angeles Palmer's Canyon; Claremont 731 Comment
  POM175362  Madia gracilis E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  RSA92237  Madia minima F. W. Peirson 1920-6-10 238 Los Angeles summit of Mt. Wilson 2134 Comment
  NY24351  Mahonia nevinii A. Eastwood 1913-5-11 3143 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC230924  Malacothamnus davidsonii John Thomas Howell 1930-5-18 5169 Los Angeles Pacoima Wash at entrance to Pacoima Canyon, San Fernando Valley Comment
  UCR25081  Malacothamnus davidsonii Don Emery 1981-12-3 s.n. Los Angeles San Gabriel Mtns., Big Tujunga Canyon, just south of the Angeles National Forest on BLM land. 610 Comment
  CAS-BOT-BC206202  Malacothamnus fasciculatus E. R. Blakley 1962-10-3 5391 Los Angeles E side of Black Jack Mt. at start of road to White's Landing, Santa Catalina Island 411 Comment
  CATA789  Malacothamnus fasciculatus Mark L. Hoefs, Robert Given 1991-6-12 1356 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 76 Comment
  RSA126677  Malacothamnus fasciculatus Peter H. Raven, H. J. Thompson 1958-10-11 13752 Los Angeles Santa Monica Mountains. Tuna Canyon Road 0.5 miles from Saddle Peak Road 518 Comment
  RSA522926  Malacothamnus fasciculatus Tim S. Ross, Orlando Mistretta 1990-10-24 3300 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  RSA660998  Malacothamnus fasciculatus LeRoy Gross 2001-5-27 418 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek . 427 Comment
  UCR209878  Malacothamnus fasciculatus R. G. Swinney 2008-7-12 9181 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
  RSA434302  Malacothamnus fasciculatus I. W. Clokey, Bonnie C. Templeton 1929-05 4553 Los Angeles Mandeville Canyon 500 Comment
  SBBG78570  Malacothamnus fasciculatus var. catalinensis M. E. Jones 1927-5-20 Los Angeles isthmus Comment
  UCR215255  Malacothamnus fremontii LeRoy Gross, Duncan Bell 2008-5-27 3423 Los Angeles Transverse Ranges; San Gabriel Mountains, East Mill Creek and Angeles Forest Highway, SW of Mill Creek Summit, along side of Road 4N18.1 1402 Comment
  JEPS32965  Malacothrix californica E. R. Blakley 1958-5-9 2266 Los Angeles hills 2 mi e Gorman 1097 Comment
  UCR200161  Malacothrix clevelandii Valerie Soza, Laura A. Moore 2000-5-10 865 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 to peak ''1936' 579 Comment
  CAS-BOT-BC323297  Malacothrix foliosa E. R. Blakley 1962-6-9 5191 Los Angeles China Point, San Clemente Island 4 Comment
  CAS-BOT-BC347615  Malacothrix glabrata Ira L. Wiggins; W. R. Ernst 1958-5-2 229 Los Angeles Flats 1 mile northwest of Little Rock Comment
  OBI35604  Malacothrix saxatilis var. tenuifolia Rebecca Cicoria 1981-5-17 35 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  RSA199156  Malosma laurina R. F. Thorne, D. Propst 1968-5-29 37688 Los Angeles Santa Catalina Island. Upper part of Cape Canyon on slopes of Black Jack Mt. 320 Comment
  RSA386401  Malosma laurina Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA386410  Malosma laurina Gary D. Wallace 1978-2-12 1570 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA5996  Malosma laurina C. B. Wolf 1932-10-6 4245 Los Angeles West side of Avalon, Santa Catalina Island. 60 Comment
  UCSB17157  Malosma laurina Hurst, Linda 1963-4-30 Los Angeles End of north Kenter Road, 3 miles from Sunset Blvd., West Los Angeles 548 Comment
  RSA0085078  Malosma laurina Doris Bowers 1957-3-23 789 Los Angeles Rocky Point, LaVerne. 335 Comment
  UCR177749  Malva neglecta LeRoy Gross, Naomi Fraga 2002-4-4 521 Los Angeles Los Angeles Basin: Verdugo Mountains Region, Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 400 Comment
  LA105588  Malva nicaeensis Barry A. Prigge; 1989-5-10 8719 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  UCR260005  Malva parviflora R. G. Swinney 2010-5-7 12602 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  RSA599266  Marah fabacea Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9450 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA0077090  Marah macrocarpa R. G. Swinney 2010-4-15 12228 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  HSC7040  Marah macrocarpa C. E. Fellows 1965-4-15 45 Los Angeles Santa Monica Mtns., SW corner at intersection of Cold Canyon Rd. and Mulholland Hwy. Comment
  RSA440977  Marah macrocarpa Ruth E. Hammond 1929-04 s.n. Los Angeles Rocky slopes, Verdugo Hills Comment
  RSA785921  Marah macrocarpa K. Dobry 1992-4-14 1134 Los Angeles West Santa Monica Mts at E arroyo sequit at camp Shalom Comment
  UC1004924  Marah macrocarpa Philip A. Munz 1940-4-29 165577 Los Angeles ne Claremont; San Antonio Wash 518 Comment
  RSA177804  Marrubium vulgare Robert F. Thorne, Percy C. Everett 1965-5-10 34428 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA594290  Marrubium vulgare Louis C. Wheeler 1967-7-30 10250 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  UC1587619  Marrubium vulgare Tim Ross 1991-4-21 4527 Los Angeles (Puente Hills, pro parte) Whittier Hills (vicinity of old water tank, Middle Turnbull Canyon); , (Puente Hills, pro parte), Middle Turnbull C 228 Comment
  SD185150  Matricaria discoidea S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  RSA593446  Matricaria matricarioides Steve Boyd 1996-4-24 8647 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  UC855221  Meconella denticulata Ira W. Clokey, B. Templeton 1929-4-1 4428 Los Angeles Mandeville Canyon, Santa Monica Mountains 450 Comment
  CDA34297  Medicago polymorpha M. O'Brien 2011-6-14 MOB 11 -5 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  POM348030  Medicago polymorpha G. Austin 1929-2-25 s.n. Los Angeles El Segundo. Comment
  RSA652172  Medicago polymorpha Russell Sellentin 1948-05 s.n. Los Angeles Found on the Mayo Nursery Property. This location is on Glendora Ave. near Glendora. 243 Comment
  RSA652180  Medicago sativa A. E. Hersh 1950-6-30 s.n. Los Angeles Campus UCLA, Faculty Hill, Los Angeles 60 Comment
  RSA587517  Melica imperfecta Orlando Mistretta 1995-4-5 1593 Los Angeles San Gabriel Mountains: Drainage W of Little Rock Creek reservoir 1006 Comment
  RSA592877  Melica imperfecta L. C. Wheeler 1967-4-30 9222 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA623822  Melica imperfecta Jack Hudson 1950-02 s.n. Los Angeles San Rafael Hills bet Glenoaks and hill Dr. Comment
  RSA87457  Melica imperfecta F. W. Peirson 1918-04 1569 Los Angeles Altadena. Comment
  UCD87882  Melica imperfecta Daryl Koutnik 1978-4-28 430 Los Angeles Along fireroad north of Mulholland Hwy and northwest of Saddle Rock. 609 Comment
  CAS-BOT-BC281506  Melica imperfecta M. B. Dunkle 1940-3-20 7438 Los Angeles Second canyon S, Santa Barbara Island Comment
  POM348165  Melilotus albus Edith Allen 1939-7-27 s.n. Los Angeles Playa del Rey. Comment
  RSA615305  Melilotus indicus Valerie L. Soza 1998-5-3 103 Los Angeles Claremont, Bernard field Station (bfs) Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard, west of main road, S of Fake lake. 412 Comment
  RSA717342  Melilotus indicus Scott D. White, Pam De Vries 2006-5-9 11412 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG128314  Melilotus indicus M. L. Hoefs 1991-4-8 1068 Los Angeles upper Avalon Cyn, below Wrigley Memorial, near drainage channel 143 Comment
  UCR180378  Melilotus indicus Scott D. White, Pam Devries 2006-5-9 11412 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  POM348181  Melilotus indicus Jack Rempel 1932-4-10 s.n. Los Angeles El Segundo. Comment
  UCD108061  Melilotus indicus Michael Alvord; Mark Meyers 1993-4-24 28 Los Angeles Santa Clarita, Placerita Cyn. State Park. Along driveway perimeter, N.E. side. 400 Comment
  RSA782210  Melilotus officinalis R. G. Swinney 2009-8-25 11496 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR178907  Mentha rotundifolia R. G. Swinney 1989-9-16 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 335 Comment
  UCR193136  Mentzelia R. G. Swinney 1998-7-14 6448 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  SD113282  Mentzelia affinis D. F. Howe 1959-5-3 2716 Los Angeles 15 miles west of Lancaster Comment
  RSA446907  Mentzelia gracilenta Anstruther Davidson 1906-6-1 1624 Los Angeles Big Rock Creek, Lowell Mine. Comment
  RSA0096808  Mentzelia laevicaulis R. G. Swinney 2011-9-27 15705 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  UCR219399  Mentzelia micrantha R. G. Swinney 2009-3-31 10226 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA69574  Mentzelia micrantha F. W. Peirson 1921-6-20 2465 Los Angeles N fork San Gabriel River 915 Comment
  RSA583003  Micropus californicus Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6959 Los Angeles W end of island beyond the isthmus, lower Bouchette Canyon (draining northward to Johnsons Landing) 244 Comment
  UCR67655  Micropus californicus var. californicus L. C. Wheeler 1967-5-8 9304 Los Angeles San Gabriel Mtns, foothills NW of Saugus 396 Comment
  UCR126872  Microseris lindleyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26143 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
  UCR189271  Microseris lindleyi R. G. Swinney 1998-5-16 6083 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA72081  Microsteris gracilis F. W. Peirson 1921-7-3 2484 Los Angeles East end of Pinyon Ridge, San Gabriel Mountains 2287 Comment
  LA51923  Mimulus aurantiacus Carl Epling; May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC1018204  Mimulus aurantiacus var. pubescens J. Warren 1952-5-15 Los Angeles Fish Canyon 457 Comment
  RSA213365  Mimulus aurantiacus var. puniceus Reid V. Moran 1941-2-26 628 Los Angeles Johnson's Valley, Santa Catalina Island. 100 Comment
  RSA442693  Mimulus aurantiacus var. puniceus R. M. Beauchamp 1967-3-20 342 Los Angeles Catalina Island. South of Avalon above beach road. Comment
  UC200849  Mimulus aurantiacus var. puniceus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UCR101725  Mimulus bigelovii B. G. Pitzer 1998-5-23 3744 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SFV15553  Mimulus brevipes R. K. Stachelek 1992-5-2 30 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  CATA2061  Mimulus cardinalis Steven A. Junak, Keri Kirkland 1998-7-17 781 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, about 0.4 air miles inalnd from beach 36 Comment
  CLARK-A1528-863  Mimulus cardinalis Kathi Klimberg 1970-5-24 Los Angeles Santa Catalina Island Comment
  UCR189692  Mimulus cardinalis R. G. Swinney 1998-7-30 6579 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  UCR224016  Mimulus cardinalis Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11681 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA420686  Mimulus cardinalis Cora Mae Life 1923-07 15 Los Angeles Claremont Canyon. Comment
  RSA729518  Mimulus floribundus R. G. Swinney 1998-8-6 6694 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  RSA782201  Mimulus floribundus R. G. Swinney 2009-8-25 11480 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  PASA121  Mimulus guttatus Annetta Carter 1929-1-1 Los Angeles mouth of Big Santa Anita Comment
  RSA729593  Mimulus guttatus R. G. Swinney 1998-9-7 6935 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  UCR124482  Mimulus guttatus B. C. Templeton 1932-7-20 5041 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM156293  Mimulus johnstonii L. R. Abrams 1902-6-30 2588 Los Angeles summit of Mt. Wilson Comment
  UCR7796  Mimulus johnstonii Wesley O. Griesel 1968-9-12 s.n. Los Angeles San Gabriel Mtns., in road cut at 6000 foot marker on Calif. Hwy 2 between Newcomb Ranch and Cloudburst Summit 1829 Comment
  RSA230212  Mimulus palmeri Robert F. Thorne 1969-7-2 38278 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  UCR162375  Mimulus parishii Anuja Parikh, Nathan Gale 2004-6-3 2037 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  SEINET3159701  Mimulus puniceus G. B. Grant 1904-4-24 285 Los Angeles Santa Catalina Island. Comment
  SEINET10478629  Mirabilis laevis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4800 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  UCR219459  Mirabilis laevis R. G. Swinney 2009-3-26 10164 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  UCR260792  Mirabilis laevis R. G. Swinney 2010-2-27 11734 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
  RSA536052  Mirabilis laevis Tim S. Ross 1991-5-21 5404 Los Angeles San Clemente Island: ridgetop of the 'armpit' where the two upper forks of Box Canyon join together 457 Comment
  RSA649339  Mirabilis laevis Don Holland 1971-3-17 P. 028 Los Angeles Collected on west end of Puddingstone Reservoir, off San Dimas Ave. 335 Comment
  RSA464660  Mirabilis laevis var. crassifolia E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  RSA700426  Monardella australis subsp. cinerea Gary D. Wallace 1985-7-5 2233 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  UC1971146  Monardella australis subsp. cinerea Scott D. White, D. E. Bramlet 1998-8-11 7037 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  UCR143093  Monardella breweri subsp. glandulifera Samuel R. Tyson 1943-9-1 s.n. Los Angeles San Gabriel Mountains, Brown's Flat, San Dimas Canyon 1250 Comment
  UC519710  Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles near Lancaster 716 Comment
  UC604834  Monardella exilis Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9483 Los Angeles 4 mi ne Lancaster (on the Muroc Road) Comment
  UCSB41716  Monardella exilis Collins, Elizabeth 1977-5-21 Los Angeles Lovejoy Butte, .3 miles north of Palmdale Blvd. at 158th St. east Comment
  RSA600195  Monardella lanceolata Steve Boyd, Lauren Raz 1997-5-29 9909 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
  SEINET7042270  Monardella lanceolata A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA0003924  Monardella lanceolata var. glandulifera I. M. Johnston 1918-9-1 2139 Los Angeles San Antonio Mountains: Browns Flat 1311 Comment
  SD237577  Montia fontana R. G. Swinney 2009-5-28 10966 Los Angeles Transverse Range: San Gabriel Mountains: Sulphur Springs Campground, South Fork of Little Rock Creek (Waterman Mountain 7.5'Q) 1584 Comment
  UCR179663  Morus alba R. G. Swinney 1992-4-16 1721 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 0.7 mi. east of Glendora Mtn. Rd., north of stream 366 Comment
  RSA710183  Mucronea perfoliata LeRoy Gross 2005-5-3 2216 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  CAS-BOT-BC263358  Muhlenbergia asperifolia John R. Hodgson 1929-8-4 271 Los Angeles Peace Valley Comment
  CAS-BOT-BC262700  Muhlenbergia californica V. W. Steinmann; R. Cerros T. 1996-7-7 924 Los Angeles San Gabriel Mts., ca. 2 km (by trail) from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail in the second large drainage that crosses the trail 1350 Comment
  UCR150709  Muhlenbergia californica R. G. Swinney, Dave Larson 1999-5-15 7172 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR159914  Muhlenbergia californica Orlando Mistretta, R. T. Hawke 1995-11-8 1951 b Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains Comment
  UCR190117  Muhlenbergia californica R. G. Swinney 1998-8-21 6778 Los Angeles San Gabriel Mtns., Cow Canyon, upper NE fork, north of Cow Canyon Rd., c. 0.7 mi. NW of Cow Canyon Saddle 1402 Comment
  RSA0091080  Muhlenbergia microsperma R. G. Swinney 2011-3-22 14176 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA580868  Muhlenbergia microsperma L. C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  SBBG131950  Muhlenbergia microsperma S. A. Junak 2000-5-18 SCa 1296 Los Angeles W side of 4th of July Cove, 0.1 mi from turnoff to camp 36 Comment
  UCR191282  Muhlenbergia richardsonis R. G. Swinney 1999-6-30 7482 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  RSA0036046  Muhlenbergia rigens R. G. Swinney 2009-11-16 11635 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UC1131757  Muhlenbergia rigens Jerome S. Horton 1937-7-16 484 Los Angeles Tanbark Flats Pomona Quadrangle Comment
  CAS-BOT-BC515104  Muilla maritima Timothy S. Ross; Steve Boyd 1994-5-11 7782 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp,Liebre Mtn 7.5' USGS Quadrangle 1732 Comment
  RSA0062653  Myosotis micrantha Foster 1961-5-29 s.n. Los Angeles Arcadia. Comment
  SEINET6412905  Myriopteris covillei G. B. Grant, W. Wheeler 1904-5-17 6264 Los Angeles Mt. Wilson 1524 Comment
  CATA2122  Myriopteris newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles San Clemente Island: Chenetti Canyon 0 Comment
  RSA421149  Nama demissa Bonnie C. Templeton 1930-4-8 1039 Los Angeles West of Laneaster Mohave Desert. 450 Comment
  RSA756119  Nassella cernua Orlando Mistretta, Christine Mistretta 2008-4-30 2575 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  UC777933  Nassella cernua Frank W. Gould 1944-3-26 2176 Los Angeles northern slopes of hills near Walteria; Palos Verdes Hills Comment
  RSA3567  Nassella lepida C. B. Wolf 1932-5-12 3580 Los Angeles Hillside east of the Isthmus, Santa Catalina Island. 30 Comment
  RSA666513  Nassella lepida A. C. Sanders, D. Malueg 2001-5-17 24350 Los Angeles Montebello Hills in Montebello, 11 acres gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decomissioned., (34 deg 01' 32''N, 118 deg 06' 05'' W) 122 Comment
  RSA631385  Nassella pulchra Valerie L. Soza, LeRoy Gross 1999-5-11 465 Los Angeles San Gabriel Mountains: Foothills above San Dimas, between Sycamore and Ham Canyons, southwestern side of peak ''2397'', west of Sycamore Flat Motorway. 701 Comment
  SBBG95225  Nassella pulchra M. B. Dunkle 1928-3-31 1780 Los Angeles Little Harbor Comment
  UC185563  Nassella pulchra T. S. Brandegee 1894-8-25 Los Angeles San Clemente Id. Comment
  RSA0042217  Nassella pulchra Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2833 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 79 Comment
  RSA648714  Nasturtium officinale Dolores Perez 1981-5-3 33 Los Angeles Hwy 39, Crystal Lake Recreation Area Comment
  RSA0036178  Navarretia Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  RSA788857  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-28 15154 Los Angeles Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave. 390 Comment
  SBBG14262  Navarretia hamata M. A. Piehl 1962-6-9 62317 b Los Angeles head of cyn below Chenity and S of Mosquito Cove 304 Comment
  RSA0091864  Navarretia hamata subsp. leptantha Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1569 Los Angeles Santa Catalina Island. Just E of Airport, N of Airport Road. 445 Comment
  RSA0126321  Nemacladus longiflorus var. longiflorus F. W. Peirson 1921-6-21 2453 Los Angeles West Fork of San Gabriel River. 610 Comment
  UCR222844  Nemacladus sigmoideus R. G. Swinney 2009-5-12 10749 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  SEINET3156472  Nemophila aurita G. B. Grant, W. Wheeler 1904-4-21 832 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  UCSB31759  Nemophila maculata Risk, Paul 1963-5-15 Los Angeles Descanso Gardens; Native Plant section Comment
  RSA421307  Nemophila menziesii Geo. L. Moxley 1917-4-1 728 Los Angeles Upper Aliso Canyon, Santa Susana Mts. Comment
  RSA0098372  Nemophila menziesii subsp. integrifolia R. G. Swinney 2011-6-6 14995 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA421484  Nemophila menziesii var. integrifolia L. E. Hoffman 1932-3-12 17170 Los Angeles Arrastre Canyon Comment
  SFV17366  Nemophila menziesii var. menziesii J. N. Hogue, D. L. Bishop 1998-5-28 110 .1 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  RSA0043176  Nemophila pedunculata A. C. Sanders, Mark A. Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25723 Los Angeles NE end of Santa Susand Mtns.: Newhall Ranch, canyon NE of Grapevine Mesa, SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of oil tanks near BM 1073. Comment
  JEPS86194  Nemophila spatulata L. R. Heckard 1971-5-25 2582 Los Angeles nw Chilao Flat (near Horse Flat Campground, San Gabriel Mts.); San Gabriel Mts., nw of Chilao Flat, nr Horse Flat Campgroun 1706 Comment
  UCR61066  Nerium oleander R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Harrow Canyon at the third debris basin 442 Comment
  SDSU11220  Nicotiana glauca Gerald Collier 1951-3-22 M 459 Los Angeles Faculty Hill, 1/4 mile west from UCLA campus in dry, disturbed flat place. Comment
  UCR209224  Nicotiana glauca R. G. Swinney 1969-12-5 698 Los Angeles San Gabriel Mtns., Glendora, c. 0.5 mi. north of Sierra Madre Ave. above the north end of Pennsylvania Ave. 348 Comment
  RSA748151  Nicotiana quadrivalvis Justin M. Wood 2009-4-7 468 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA69488  Nitrophila occidentalis E. L. Paddock 1951-8-1 s.n. Los Angeles Coyote Creek Wash, toward Norwalk. Comment
  UCD138659  Nothoscordum gracile Clyde Elmore 1992-12-1 s.n. Los Angeles Exact location unknown. Comment
  UC56990  Nuttallanthus texanus Ernest Braunton 1901-4-29 231 Los Angeles north Pomona Pomona Comment
  CAS-BOT-BC167058  Oenothera californica Timothy S. Ross; Steve Boyd 1994-5-4 7616 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  JEPS43970  Oenothera elata subsp. hirsutissima Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  RSA524959  Oenothera laciniata John Dolan 1991-4-30 s.n. Los Angeles Claremont. Comment
  UC39369  Oenothera sinuosa F. W. Peirson 1920-6-13 2160 Los Angeles Pasadena Comment
  RSA187761  Oligomeris linifolia Robert F. Thorne 1966-4-5 35868 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  CHSC110025  Opuntia littoralis V. Soza; LeRoy Gross 2001-5-22 1241 Los Angeles Transverse Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just above Ferguson Motorway (less than 100 feet above). 488 Comment
  POM317740  Opuntia vaseyi David Walkington 1963-6-25 196 Los Angeles N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
  SFV19325  Oreonana vestita P. Wilson, J. N. Hogue 242.2 2005-5-23 4207 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  UCR178226  Oreonana vestita LeRoy Gross, Valerie Soza 2003-6-10 1018 Los Angeles Transverse Ranges; San Gabriel Mountains region, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy 2896 Comment
  UCR273573  Orobanche fasciculata R. G. Swinney 2011-7-7 15431 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
  RSA0059164  Orobanche parishii subsp. parishii Tim Ross, Steve D. Boyd 1991-7-24 5651 Los Angeles Granite Mountain: San Gabriel Mountain Range. 1942 Comment
  CAS-BOT-BC238381  Orthocarpus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA401970B  Orthocarpus densiflorus T. S. Clare 1929-3-17 13720 Los Angeles Topanga Canyon. Comment
  RSA407981  Orthocarpus purpurascens A. C. Johnston 1907-03 3461 Los Angeles Garvanza Comment
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Nov 25 2011
  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
  RSA611626  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10108 Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UC55067  Osmadenia tenella Ernest Braunton 1902-6-13 443 Los Angeles Prospect Park Comment
  POM247967  Oxalis albicans subsp. californica F. R. Fosberg 1931-4-13 S- 4586 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach Canyon, Right Fork. 35 Comment
  POM2735  Oxalis albicans subsp. californica D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  UCR97803  Oxalis pes-caprae Scott D. White 1997-3-12 4736 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCR178064  Oxypolis occidentalis LeRoy Gross 2001-11-17 458 Los Angeles San Gabriel Mountains region, just below trail from Three Points to Twin Peaks 1951 Comment
  UCR275520  Oxytheca parishii var. parishii D. E. Bramlet 2011-9-27 4965 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  RSA0080773  Oxytheca trilobata R. G. Swinney 2011-7-21 15543 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA230199  Oxytheca trilobata Robert F. Thorne 1969-7-2 38221 Los Angeles San Gabrial Mountains, Angeles National Forest: Charlton Flats burn (of 1954), 1601 Comment
  RSA608362  Oxytheca trilobata Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  SBBG62567  Packera breweri R. Hoffmann 1925-4-19 Los Angeles Bouquet Cyn Comment
  SEINET5796369 Image available Paeonia brownii Marcus E. Jones 1882-1 Los Angeles Pasadena; 34.14778 -118.14361 Comment
  CAS-BOT-BC121173  Paeonia californica Marion L. Campbell 1921-3-28 140 Los Angeles Los Angeles Comment
  UC535363  Paeonia californica Ira W. Clokey, B. Templeton Apr. 1929 4447 Los Angeles Mandeville Canyon Santa Monica Mountains (hill side) 425 Comment
  UC854372  Paeonia californica Marcus E. Jones, A. M. 1882-5-3 2615 Los Angeles Pasadena Comment
  UCSB45827  Paeonia californica Green, Lisa 1980-3-22 Los Angeles On hillside about 1/2 mi. E. of Iverson Rd. N. of the Simi Valley Freeway 457 Comment
  UC1922756  Panicum capillare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  RSA597945  Panicum miliaceum F. M. Reed 1929-7-30 6545 Los Angeles Claremont, Foothill Blvd. Comment
  RSA445549  Papaver californicum Louis C. Wheeler 1932-4-16 638 Los Angeles W side Santa Anita Canyon. 457 Comment
  CAS-BOT-BC274176  Pappostipa speciosa Roxana S. Ferris 1918-6-12 947 Los Angeles 5 miles south of Lancaster Comment
  CHSC98722  Parietaria hespera var. californica LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 956 Los Angeles Transverse Ranges; Verdugo Mountains region; 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 Motorway). Basically a triangle. UTM Zone: 3787689N 0378361E. 564 Comment
  SDSU11315  Parietaria hespera var. hespera R. M Beauchamp 1967-6-3 556 Los Angeles Growing in seepage area on side of Horse Canyon. San Clemente Island. 366 Comment
  UCD108117  Parkinsonia aculeata J. H. Barber 1896-10-25 38 Los Angeles Santa Monica Forestry Station. Comment
  RSA467324  Parnassia cirrata Thekla Mohr 1915-1 3012 Los Angeles North Fork, San Gabriel River. Comment
  SBBG31200  Paspalum dilatatum R. F. Thorne 1966-6-1 36486 Los Angeles N of Avalon (razed St. Catherine's Hotel) 4 Comment
  SEINET10881407  Passiflora biflora S. Krosnick 2009-3-19 Krosnick 567 Los Angeles In cultivation at RSABG greenhouses. Material originally obtained from John Vanderplank at the National Collection of Passiflora in England (NCP #1918) as P. brighamii. Comment
  SD187450  Passiflora caerulea R. E. Jr. Riefner 2007-4-15 07 180 Los Angeles Harbor City, Harbor Regional Park & Lake, Bixby Slough, Vermont Ave. / Pacific Coast Hwy. 46 Comment
  UCR176755  Passiflora caerulea Harry Spilman 1998-4-29 2 Los Angeles Pasadena, Arroyo Seco about 75 meters south of the La Loma Rd. bridge along the east side of the flood control basin 221 Comment
  RSA0010523  Pectocarya linearis subsp. ferocula LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6800 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA596820  Pectocarya linearis subsp. ferocula T. S. Ross, J. Mark Porter 1995-5-4 8463 A Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA715782  Pectocarya penicillata Scott D. White, Pam De Vries 2006-5-10 11420 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR194629  Pectocarya penicillata R. G. Swinney 1999-5-1 7098 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
  UCR200017  Pectocarya penicillata Valerie Soza, Mariam Sidibeh 2003-3-26 1595 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 625 Comment
  UCR255805  Pectocarya penicillata R. G. Swinney 2010-5-12 12751 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR270506  Pectocarya penicillata R. G. Swinney 2011-5-26 14848 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
  UCR155650  Pectocarya recurvata A. C. Sanders, T. B. Salvato 2005-4-26 29680 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  POM4361  Pedicularis densiflora G. Bragg s.n. Los Angeles Mts. above Claremont. Johnson. Comment
  JEPS10887  Pedicularis semibarbata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mountains Comment
  UCR190939  Pedicularis semibarbata R. G. Swinney, Cody Clarke 2001-6-20 7998 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  UCR256265  Pedicularis semibarbata R. G. Swinney 2010-10-13 14044 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA648909  Pelargonium X hortorum M. L. Becker 1948-2-13 s.n. Los Angeles Monterey Park Comment
  CAS-BOT-BC67717  Pellaea andromedifolia Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena Comment
  UCR273258  Pellaea andromedifolia R. G. Swinney 2011-10-25 15851 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA686735  Pellaea andromedifolia Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  RSA526585  Pellaea andromedifolia var. andromedifolia T. S. Ross 1991-3-24 4297 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  SD81405  Pellaea mucronata Louis C. Wheeler 1931-8-4 Los Angeles Foothills of San Antonio Mountains, I(c) mile east of Palmer Canyon 550 Comment
  SFV22074  Pellaea mucronata R. G. Swinney, J. Strong 2009-4-7 10304 Los Angeles San Gabriel Mountains San Antonio Canyon, 2.4 miles north of Shinn Road. Canyon bottom at pond. 1073 Comment
  RSA229119  Pellaea mucronata subsp. californica R. F. Thorne, C. W. Tilforth 1971-6-29 40704 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  RSA530062  Pellaea mucronata var. mucronata T. S. Ross 1991-8-16 5874 Los Angeles San Gabriel Mountains, Horse Flats 1787 Comment
  RSA97114  Penstemon grinnellii R. M. Straw 1954-6-17 632 Los Angeles Red Box Canyon, 0.4 mi. west of road jct., Angeles Crest Hwy, San Gabriel Mtns., near fire station Comment
  RSA522445  Penstemon grinnellii subsp. grinnellii Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4060 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. 1759 Comment
  RSA660505  Penstemon grinnellii subsp. grinnellii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 8 Los Angeles Strawberry Peak, San Gabriel Mountains. 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
  UCR142908  Penstemon heterophyllus var. heterophyllus B. C. Templeton, H. J. Andrews 1938-6-22 1690 Los Angeles San Gabriel Mtns., Mint Canyon near the crest 854 Comment
  RSA638977  Penstemon rostriflorus Valerie L. Soza, LeRoy Gross 1999-9-14 644 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  RSA0094713  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 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
  RSA0060341  Pentagramma triangularis L. C. Wheeler 1967-5-18 9623 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SDSU3651  Pentagramma triangularis A. Gallup 1948-1-24 101 Los Angeles Claremeont - in wash at 9th and Amhearst 366 Comment
  CATA497  Pentagramma triangularis subsp. triangularis Sara L. Crockett 1997-4-1 639 Los Angeles Santa Catalina Island: Offshoot canyon from Middle Canyon; 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road 315 Comment
  RSA747058  Pentagramma triangularis subsp. triangularis R. G. Swinney 2008-5-30 8899 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  UC223689  Pentagramma triangularis subsp. triangularis C. F. Millspaugh 1920-1-10 4567 Los Angeles 1/2 mi beyond the summit; Santa Catalina Isl Comment
  UCSB62239  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-11-12 Los Angeles San Gabriel Mtns., Iron Fk. of the E. Fk. of the San Gabriel River, ca. 1 mi. up from confluence with So. Fk. 1341 Comment
  SBBG31472  Pentagramma triangularis subsp. viscosa R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  UCSB30919  Pentagramma triangularis subsp. viscosa Parker, V. 1974-3-27 Los Angeles On ocean exposed NE slope 600 ft. above ocean; Fisherman's Cove, Santa Catalina Island 182 Comment
  RSA0076299  Pentagramma viscosa M. B. Dunkle 1928-3-11 1719 Los Angeles Santa Catalina Island. Silver Canyon. 304 Comment
  CAS-BOT-BC217832  Perideridia pringlei John Thomas Howell 1930-5-12 4887 Los Angeles 3 miles south of Palmdale, Mojave Desert Comment
  UC1611540  Perideridia pringlei Tim Ross, Orlando Mistretta, Alex Quici 1990-6-27 3931 Los Angeles n slope of mt. between Cow Spring Canyon and Horse Camp Canyon; Liebre Mountains, Liebre Mtn 7.5' USGS Quadrangle, Liebre Mt 1338 Comment
  RSA661025  Perityle emoryi Orlando Mistretta 1992-4-5 168 Los Angeles Guds, San Clemente Island. Comment
  POM3788  Phacelia brachyloba C. F. Baker 1909-5-15 5337 Los Angeles Mountains near Claremont. Comment
  RSA0116169  Phacelia brachyloba R. G. Swinney 2011-6-15 15208 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  UCR271248  Phacelia brachyloba R. G. Swinney 2011-6-1 14970 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  RSA579542  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-6-23 8072 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. 1646 Comment
  RSA650550  Phacelia cicutaria var. hispida Shlomo Gat 1959-5-22 54 Los Angeles Santa Ana [Canyon] Comment
  PASA1380  Phacelia davidsonii Margaret Stason 1931-6-13 Los Angeles Chilao, San Gabriel Mts. Comment
  RSA632443  Phacelia davidsonii Louis C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mountains: East fork Kentucky Springs Canyon 1280 Comment
  RSA780004  Phacelia distans R. G. Swinney 2009-4-7 10290 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR101708  Phacelia distans B. G. Pitzer 1998-5-23 3753 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA647972  Phacelia distans Michelle Manolovitz, Brian Manolovitz 1992-5-12 20 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 500 feet north of park office. Comment
  UC697766  Phacelia distans Kay H. Beach 1943-4-21 1753 Los Angeles mouth of Big Dalton Canyon San Gabriel Mts. 335 Comment
  SBBG127056  Phacelia fremontii A. Parikh, N. Gale 2011-6-10 3444 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  POM155609  Phacelia grandiflora M. L. Bryan 1928-5-9 47 Los Angeles Mandeville canyon. Near Santa Monica. Comment
  UCR11820  Phacelia imbricata H. J. Thompson 1960-6-7 3075 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy. 1mi west of Las Virgenes Road. Malibu Creek drainage 274 Comment
  RSA250349  Phacelia imbricata subsp. patula Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42225 Los Angeles N slope of Mt. Waterman near Buckhorn Station in open yellow pine forest. 2134 Comment
  CAS-BOT-BC134020  Phacelia minor Carl Epling 1930-4-10 s.n. Los Angeles Santa Monico Mountains. Mandeville Canyon Comment
  SD38353  Phacelia minor Edith A. Purer 1931-2-28 53 Los Angeles Verdugo Hills Comment
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Jul 5 2010
  UCR281844  Phacelia minor R. G. Swinney 2014-5-8 16438 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  CAS-BOT-BC145075  Phacelia mohavensis Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10054 Los Angeles Lilly Springs, n. slope of Mt. Hawkins, San Gabriel Mts. 2438 Comment
  RSA638860  Phacelia ramosissima var. latifolia Valerie L. Soza, LeRoy Gross 1999-7-15 638 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 823 Comment
  UCR160094  Phacelia ramosissima var. latifolia Orlando Mistretta 1992-7-17 729 Los Angeles Transverse Ranges: San Gabriel Mountains, San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District 900 Comment
  CAS-BOT-BC154348  Phacelia stellaris David D. Keck 1935-3-18 3019 Los Angeles San Gabriel River, 2 mi. E. of El Monte 91 Comment
  UCR269988  Phacelia tanacetifolia R. G. Swinney 2010-6-1 13092 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
  RSA678320  Phacelia viscida Valerie L. Soza, Steve D. Boyd 2002-4-10 1388 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  SBBG128027  Phalaris aquatica M. L. Hoefs, S. A. Junak 1996-5-1 2694 Los Angeles summit reservoir 408 Comment
  SD90273  Phalaris minor Robert F. Thorne 1973-4-12 42891 Los Angeles San Clemente Island; roadside among old buildings at old airfield 299 Comment
  RSA726060  Phlox diffusa R. G. Swinney 1997-6-25 5632 Los Angeles San Gabrial Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 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
  SD237476  Pholistoma membranaceum R. G. Swinney 2009-4-2 10251 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills/Western Mohave Desert: Bob's Gap, 3.2 miles S of Hwy 138 on E side of Bob's Gap Road (Valyermo 7.5'Q) 1223 Comment
  SBBG95894  Pholistoma racemosum M. B. Dunkle 1939-4-3 7219 Los Angeles Chenetti Cyn Gorge Comment
  RSA132711  Phoradendron macrophyllum Del Wiens 1955-1-12 941 Los Angeles South of the top of Kellogg Hill, on U.S. 99, west of Pomona.Oak Woodland. 610 Comment
  RSA573663  Phoradendron macrophyllum Vanessa Ashworth 1994-8-24 64 Los Angeles RSABG grounds (NW sector near biginning of California Communites section). Comment
  SJSU5211  Phoradendron serotinum subsp. tomentosum S. M. Kaune 1961-12-30 213 Los Angeles Old Grapevine Rd c. 10 mi S of Tejon Pass 914 Comment
  SEINET3163382  Phoradendron villosum G. B. Grant, W. Wheeler 1904-5-17 sn Los Angeles Mt. Wilson, southern California 1829 Comment
  UCR65261  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S- 4575 Los Angeles Channel Islands, Santa Catalina Island, Jewfish Point 0 Comment
  RSA472033  Picris echioides A. M. Johnson 1933-5-17 s.n. Los Angeles Del Rey Salt Marsh. Comment
  UCR114626  Pinus canariensis S. Bellavia 1995-6-24 s.n. Los Angeles Puente Hills, La Habra Comment
  RSA384427  Pinus contorta var. murrayana L. E. Hoffman 1932-10-2 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy. Comment
  RSA169031  Pinus jeffreyi Mark Parratt 1964-2-6 608 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA771574  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA384367  Pinus monophylla L. E. Hoffman 1931-10-21 s.n. Los Angeles Dark Canyon, Angeles Forest Comment
  POM122776  Piperia cooperi Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. 365 Comment
  RSA0107775  Piptatherum miliaceum R. G. Swinney 2011-10-18 15848 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  LA33418  Piptatherum miliaceum Peter H. Raven; Henry J. Thompson 1959-9-6 4391 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth of Malibu Creek 12 Comment
  CDA36201  Pistacia atlantica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37078 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. Comment
  SBBG51644  Plagiobothrys arizonicus R. Gustafson, C. Davidson 1977-4-20 419 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  SD124496  Plagiobothrys arizonicus Barry Prigge 1986-3-20 6961 Los Angeles Tehachapi Mountains: 0.4 miles east of Gorman on Lancaster Rd. 1128 Comment
  UCR126733  Plagiobothrys arizonicus A. C. Sanders, Andy Thomson 2003-4-15 26003 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  SBBG63868  Plagiobothrys canescens R. Hoffmann 1932-4-27 Los Angeles 5 mi N of Lancaster Comment
  UCR143221  Plagiobothrys canescens George B. Grant, Walter Wheeler (6159) 1904-4-23 996 Los Angeles Channel islands, Santa Catalina Island 488 Comment
  CATA1877  Plagiobothrys collinus var. gracilis Denise Knapp 2003-3-31 Los Angeles Santa Catalina Island: Airport Burn, near photo station #2 440 Comment
  SBBG18701  Plagiobothrys collinus var. gracilis E. R. Blakley 1963-4-7 5531 Los Angeles viewpoint E of Wrigley Reservoir 441 Comment
  RSA583062  Plantago coronopus Tim S. Ross 1993-4-22 6899 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750m due N of Cactus Peak summit. Northerly slope draining to middle Bullrush Canyon. 320 Comment
  SBBG31246  Plantago erecta R. F. Thorne 1966-4-7 35937 Los Angeles Cherry Valley Comment
  UC888391  Plantago erecta F. R. Fosberg 1931-3-26 S 4548 Los Angeles Avalon Cnayon Santa Catalina Island 120 Comment
  LA82076  Plantago erecta Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA401970A  Plantago erecta M. B. Dunkle 1939-4-6 7324 Los Angeles San Clemente Island. Mosquito Ridge. Comment
  RSA719818  Plantago indica R. G. Swinney 1997-7-14 5675 Los Angeles Glendora, Big Dalton Canyon Percolation Basin, east side of Glendora Mtn. Rd. 320 Comment
  UCR205682  Plantago indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36918 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  SD253520  Plantago lanceolata R. G. Swinney 2011-3-26 14208 Los Angeles San Gabriel Mts. San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1-0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  UCR190047  Platanthera sparsiflora R. G. Swinney 1998-10-3 7004 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  UCR193153  Platanthera sparsiflora R. G. Swinney 1999-8-14 7624 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
  UCR194190  Platanthera sparsiflora R. G. Swinney 1998-7-29 6547 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  RSA0045423  Platanthera sparsiflora Wendy Boes, Andrew Wheeler 2009-7-13 2009 -042 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  POM1530  Platanus racemosa O. W. Robinson 1916-5-1 s.n. Los Angeles Claremont. Comment
  RSA401713A  Platanus racemosa Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA660222  Platanus racemosa Fred Brooks 1988-4-16 6 Los Angeles San Antonio Canyon, above lower ranger station along edges of canyon. 762 Comment
  UCR129419  Platanus racemosa A. C. Sanders, Mark Elvin 2002-6-18 25140 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  UCR186052  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills, lower Big Sycamore Canyon 1000 Comment
  POM4553  Plectritis ciliosa subsp. insignis E. L. Brown 1893-04 s.n. Los Angeles Pasadena. Comment
  RSA618988  Pluchea odorata LeRoy Gross 1998-9-20 80 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  RSA630375  Poa annua L. C. Wheeler 1967-5-15 9592 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 441 Comment
  RSA0092329  Poa secunda R. G. Swinney 2011-4-20 14448 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  POM258503  Polycarpon tetraphyllum P. A. Munz 1942-5-1 17055 Los Angeles Parking on sixth St. north of Crookshank Hall, Claremont. 366 Comment
  RSA460147  Polygala cornuta var. fishiae L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
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Apr 30 2011
  CAS-BOT-BC419777  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  CATA3041  Polygonum aviculare subsp. depressum Amy Catalano 2016-3-20 050 Los Angeles Santa Catalina Island: Backyard of 106 Middle Ranch 185 Comment
  UCR223687  Polygonum douglasii R. G. Swinney 2009-8-25 11484 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA13695  Polygonum lapathifolium Louis C. Wheeler 1933-8-20 2087 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mountains. 305 Comment
  CAS-BOT-BC71898  Polypodium californicum Ira L. Wiggins 1949-2-22 11965 Los Angeles near northeast end of San Clemente Island 38 Comment
  CAS-BOT-BC71909  Polypodium californicum Grant 1900-3-28 2355 Los Angeles Avalon Comment
  CATA3234  Polypodium californicum Julie L. King 2017-1-17 45 Los Angeles Santa Catalina Island: South side of West End Rd., 0.3 road miles southeast of eastern entrance to Emerald Bay 40 Comment
  LA94045  Polypodium californicum Lawrence L. Kiefer; 1966-5-14 2031 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  UC399459  Polypodium californicum C. F. Millspaugh 1920-1-7 4556 Los Angeles Pebbly Beach; Santa Catalina Isl. Comment
  UCSB62310  Polypodium californicum Kiefer, Lawrence 1967-5-21 Los Angeles San Gabriel Mtns., NE of Claremont, North Fork Barrett Canyon, tributary of San Antonio Canyon, ca. 1/4mi above USFS Rd. 2N04 1219 Comment
  CAS-BOT-BC71881  Polypodium californicum J. Von Loh 1978-1-4 3283 Los Angeles S. Clemente I., near Nots Pier 45 Comment
  RSA689881  Polypodium californicum F. R. Fosberg 1931-3-1 660 Los Angeles Topanga Canyon, 1.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  RSA689942  Polypodium californicum May N. Ackley 1931-2-22 99 Los Angeles Wolfskill camp, San Dimas Canyon Comment
  UCSB62301  Polypodium californicum Kiefer, Lawrence 1967-2-12 Los Angeles San Gabriel Mtns., N of Sunland, Gold Creek tributary of Little Tujunga Canyon., ca. 0.5mi down from Yerba Buena Spring 1005 Comment
  UCSB62502  Polypodium californicum Kiefer, Lawrence 1966-6-4 Los Angeles San Gabriel Mtns, NW of Claremont, Live Oak Canyon, ca. 1mi above the dam 487 Comment
  UCSB8302  Polypodium californicum Jacobson, A. 1959-3-28 Los Angeles Topanga Canyon, 10 mi inland from Hwy 101. Comment
  LA10124  Polypogon monspeliensis M. Epling; Carl Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  CATA312  Polypogon viridis Mark L. Hoefs 1973-6-5 337 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, in stream bed by main road at bridge 22 Comment
  POM360831  Populus M. B. Dunkle 1928-10-7 1995 Los Angeles Santa Catalina Island. Middle Ranch Gorge. Comment
  POM360751  Populus fremontii Robert Gustafson 1978-6-1 988 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  LA208531  Populus fremontii subsp. fremontii Sharon Johnston; 1957-3-31 40 Los Angeles Frenchman's Flats, 15 mi. S of Gormon on Hwy 99 1371 Comment
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Jun 18 2014
  RSA305976  Populus fremontii subsp. fremontii F. C. Boutin 1965-4-29 s.n. Los Angeles Near 1941 tunnel, Angeles Forest Highway, San Gabriel Mountains 915 Comment
  UCR101739  Potamogeton foliosus L. C. Wheeler 1945-8-15 6089 Los Angeles El Monte: Lake Shangri-La 88 Comment
  POM366488  Potentilla anserina var. grandis Geo. L. Moxley 1917-8-18 616 Los Angeles Cienega, Southwest from Los Angeles Comment
  CAS-BOT-BC6227  Potentilla glandulosa subsp. ewanii Joseph Andorfer Ewan 1930-6-24 2674 Los Angeles Near Windy Camp, Mt. Islip, San Gabriel Mts. 2286 Comment
  LA52094  Potentilla glandulosa subsp. glandulosa Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA600630  Potentilla gracilis var. fastigiata Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mountains: Big Pines; Headwaters of Mescal Creek. 2043 Comment
  SBBG12788  Prunus ilicifolia subsp. lyonii E. R. Blakley 1961-9-24 4765 Los Angeles Cherry Valley 6 Comment
  SD45614  Prunus ilicifolia subsp. lyonii D. F. Howe 1953-5-2 Los Angeles Wain Canyon, Catalina Island Comment
  UC1552007  Prunus ilicifolia subsp. lyonii Lyman Benson 1953-5-2 15101 Los Angeles Hills n of Swain Canyon (near Whites Landing, Santa Catalina Island); Santa Catalina Island 182 Comment
  RSA348068  Prunus lyonii Dave Kelly, Walter Wisura 1986-4-30 4117 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  RSA3538  Prunus lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  CAS-BOT-BC356565  Pseudognaphalium biolettii Le Roy Abrams 1898-1-1 s.n. Los Angeles Ballona Harbor Comment
  POM6749  Pseudognaphalium biolettii P. A. Munz, S. Williams 1919-3-8 2298 Los Angeles Pomona. Comment
  RSA653855  Pseudognaphalium biolettii Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 805 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
  SEINET13203251 Image available Pseudognaphalium biolettii R. G. Swinney 2011-1 14517 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR252059  Pseudognaphalium biolettii Dan S. Cooper 2013-4-22 413- 63 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir 233 Comment
  OBI16442  Pseudognaphalium biolettii Robert J. Rodin 1953-5-2 5818 Los Angeles On a cliff near the sea just S of White's Cove, Catalina Island Comment
  SDSU3740  Pseudognaphalium biolettii R. M. Beauchamp 1967-1-28 147 Los Angeles Growing on a knoll west of the main road below Stone; San Clemente Island. Comment
  RSA0087237  Pseudognaphalium californicum R. G. Swinney 2010-4-28 12380 Los Angeles 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
  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
  SBBG95184  Pseudognaphalium californicum M. B. Dunkle 1928-5-27 1974 Los Angeles Hamilton Cyn Comment
  UCR65249  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 S- 4449 Los Angeles Channel Islands, Santa Catalina Island, Camp Frost 380 Comment
  SD237325  Pseudognaphalium stramineum A. C. Sanders, Dan S. Cooper 2010-8-5 38579 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. Former oil field w/gravel service road remnants. 24 Comment
  UC586929  Pseudotsuga macrocarpa Joseph Andorfer Ewan 1934-8-8 8379 Los Angeles Mt. Islip Trail 0.25 mi above Big Cienega Camp; San Gabriel Mts. 2057 Comment
  UCSB180  Pseudotsuga macrocarpa Haller, Norman 1953-5-10 Los Angeles Top of Mt. Wilson growing near telescope (100 inch.); Mt. Wilson, San Gabriel Mts., Los Angeles County, California 1737 Comment
  UCR223122  Pteridium aquilinum R. G. Swinney 2009-7-22 11358 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA690870  Pteridium aquilinum var. pubescens L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard s Canyon, Angeles Nat l Forest Comment
  UCR252733  Pterostegia drymarioides R. G. Swinney 2010-5-29 13412 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCR205701  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36839 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  RSA0080548  Pyrola dentata R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38877 Los Angeles Near Lodgepole Picnic ground at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Hwy., 1.2 mi. SE of Dawson saddle. 2332 Comment
  RSA0080557  Pyrola dentata F. R. Fosberg 1931-8-11 S 5453 Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  UC993206  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  RSA476842  Quercus agrifolia var. agrifolia Fay A. MacFadden 1931-3-17 2625 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  POM273499C  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  RSA128278  Quercus berberidifolia H. J. Thompson 1959-3-27 1889 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 732 Comment
  RSA3307  Quercus berberidifolia Carl B. Wolf 1931-10-20 2467 Los Angeles 1/2 mile above Montrose, on road from Tujunga to La Canada 457 Comment
  SEINET238519  Quercus berberidifolia A. C. Sanders, D. Malueg 1998-6-22 22035 Los Angeles San Gabriel Mtns.: La Canada SCE Gould Substation off Hwy 2 Gould Canyon. 595 Comment
  UC450850  Quercus berberidifolia Fay A. McFadden 1931-7-8 3078 Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR230265  Quercus berberidifolia Dan S. Cooper 2011-3-28 311- 21 Los Angeles Industry Hills, S of Temple Ave., La Puente 177 Comment
  UCSB27892  Quercus berberidifolia Lloyd, Robert 1959-3-24 Los Angeles Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  SFV6249  Quercus chrysolepis M. H. Grayum, D. Gillen 1974-5-31 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain, along main ridge road. 1021 Comment
  UCD45446  Quercus chrysolepis H. L. Mason 1927-6-11 3743 Los Angeles Mt. Wilson, San Gabriel Mts, alt. 5000 ft. 1524 Comment
  UCR194607  Quercus chrysolepis R. G. Swinney 1998-8-13 6759 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  CAS-BOT-BC86231  Quercus dumosa Le Roy Abrams 1901-4-7 1420 Los Angeles Verdugo Hills Comment
  UCR58160  Quercus dumosa Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  UCSB34867  Quercus dumosa R. Lloyd 1959-3-3 21 Los Angeles IN GANESHA HILLS POMONA (NEAR CORNER OF HILLCREST AND N HILL RD) 274 Comment
  POM270186  Quercus durata var. gabrielensis Lyman Benson 1946-10-15 12204 Los Angeles South margin, 2 miles north of Claremont; San Gabriel Mt. 457 Comment
  RSA23360  Quercus durata var. gabrielensis Annetta Carter 1940-1-11 1489 a Los Angeles ridge northeast on head of Baldwin Avenue, Sierra Madre, foothills of the San Gabriel Mountains 335 Comment
  RSA476760  Quercus durata var. gabrielensis Bonnie C. Templeton 1929-12-15 1448 Los Angeles Arroyo Seco, near Camp Switzers. 900 Comment
  RSA656313  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 656 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  RSA598261  Quercus engelmannii R. G. Swinney 1989-5-20 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon. 150 yds E of Big Dalton Campground, 1 mi NE of Glendora Mtn. Rd. 427 Comment
  SEINET6654706  Quercus engelmannii Robert F. Thorne 1980-4-26 54146 Los Angeles Channel Islands, Santa Catalina Island, Blackjack Camp. W slope of Blackjack Peak.; 0 Comment
  UCSB34841  Quercus engelmannii Lloyd, Robert 1959-3-12 Los Angeles Near 1400 Rancho Road in Arcadia, Calif., Near foothills of the San Gabriel Mts. 171 Comment
  UCR263067  Quercus john-tuckeri Mitch Provance 2008-4-14 408- 04 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UCD46711  Quercus kelloggii Rudolph Fischer 1965-10-22 2 Los Angeles Big Pines area of San Gabriel Mountains, north of San Antonio Peak, State Highway 2, Los Angeles, California. 1950 Comment
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Mar 29 2014
  RSA133465  Quercus lobata Peter H. Raven, H. J. Thompson 1959-4-3 13922 Los Angeles Just east of Malibu Junction. 244 Comment
  JEPS37324  Quercus pacifica W. L. Jepson 1908-7-13 3052 Los Angeles head of Swain Canyon Santa Catalina Island, Swain Canyon Comment
  SBBG21458  Quercus pacifica D. E. Breedlove 1961-9-23 1270 Los Angeles S side of Cherry Cyn, 1 mi inland 243 Comment
  UCSB58644  Quercus pacifica Fosberg, F. 1932-5-7 Los Angeles Canyon above Hay Press, Santa Catalina Island Comment
  CAS-BOT-BC258367  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 271 Los Angeles Santa Catalina Island, Cherry Canyon 300 Comment
  POM244223  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Santa Catalina Island, Gallagher's Canyon, right fork. 40 Comment
  RSA232629  Quercus tomentella Larry E. DeBuhr, Wallace 1972-9-2 700 Los Angeles San Clemente Island; In the second large canyon south of Lemon Tank 366 Comment
  RSA479370  Quercus tomentella Mark Hoefs 1974-9-25 504 Los Angeles West fork of Gallagher's Canyon, Santa Catalina Island. 191 Comment
  RSA23552  Quercus wislizeni var. frutescens Carl B. Wolf 1939-12-28 9546 Los Angeles Liebre Mts. 6 mi. from Sandberg's, on rd to Pine Canyon. 1098 Comment
  SFV7869  Quercus wislizeni var. frutescens T. Gordon, M. H. Grayum, J. R. Swanson, D. Walls, S. Zalusky 1976-1-21 1235 Los Angeles San Gabriel Mountains Southeast slope along Angeles Crest Highway. 1677 Comment
  CAS-BOT-BC362468  Rafinesquia californica L. R. Abrams 1901-6-4 1702 Los Angeles Las Tunas Canon [Canyon], S. Monica Mts Comment
  CAS-BOT-BC362476  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA0084874  Rafinesquia californica R. G. Swinney 2010-5-4 12548 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA653289  Rafinesquia californica Kelly Middleton, David Middleton 1988-5-23 31 Los Angeles Glendora Ridge Road, 7.7 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1066 Comment
  UC1595253  Rafinesquia californica Tim Ross and Peter Fritsch 1990-6-20 3634 Los Angeles near confluence of E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UCD135329  Rafinesquia californica Daryl Koutnik 1978-5-2 462 Los Angeles Bell canyon in the Simi Hills. 426 Comment
  UC56420  Ranunculus californicus Ernest Braunton Feb, 1903 814 Los Angeles Griffith Park Comment
  RSA399393  Ranunculus californicus David Young 1969-3-10 p 411 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park, off San Dimas Ave. in canyon 300 yds NW of the road. 305 Comment
  UCR204553  Ranunculus cymbalaria R. G. Swinney 2005-8-5 8368 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  RSA732914  Ranunculus cymbalaria var. saximontanus R. G. Swinney 1997-6-19 5614 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  UC302220  Ranunculus hebecarpus Marcus E. Jones, A. M. 1882-5-3 3219 Los Angeles Pasadena Comment
  UCR124621  Ranunculus hebecarpus I. W. Clokey, B. C. Templeton 1929-1 4429 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UC1595411  Raphanus raphanistrum Tim Ross, Annette H. Ross 1991-7-29 5700 Los Angeles Elephant Hill, n-most point of the Puente Hills, West Pomona Elephant Hill; West Pomona, Puente Hills, Elephant Hill 274 Comment
  RSA431476  Raphanus sativus Anstruther Davidson 1902-06 s.n. Los Angeles Orchard Ave. Comment
  RSA509614  Raphanus sativus L. C. Wheeler 1966-10-25 9069 Los Angeles 1/4 mile N of El Encanto, San Gabriel Canyon. Comment
  UC33650  Rhamnus californica subsp. californica J. Burtt Davy Oct 1896 2727 Los Angeles Santa Monica Comment
  CAS-BOT-BC55982  Rhamnus ilicifolia Le Roy Abrams; E. A. McGregor 1908-6-19 333 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  LA52138  Rhamnus ilicifolia Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA52141  Rhamnus ilicifolia A. M. Johnson; 1928-2-16 2799 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM156311  Rhamnus ilicifolia L. R. Abrams 1903-3-11 3114 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC59793  Rhamnus pirifolia S. B. Parish 1916-3-31 5761 Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC59794  Rhamnus pirifolia June Giddings 1884-8-1 s.n. Los Angeles Santa Catalina Island - summit. Comment
  LA82199  Rhus aromatica O. H. Kappler; 1944-4-9 582 Los Angeles Santa Monica Mountains, Lake Eleanor, Russell Ranch. Sherwood lake area Comment
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May 21 2014
  SFV2141  Rhus aromatica K. A. Wilson 1961-3-14 1027 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. Small valley with running stream. 290 Comment
  CAS-BOT-BC170446  Rhus integrifolia Grant 1898-3-24 1598 Los Angeles Lincoln Park Comment
  SBBG96868  Rhus integrifolia T. Ross 1991-3-24 4309 Los Angeles steep SW slope of canyon that drains SSE into Turnbull Cyn, Whittier Hills (Puente Hills) 237 Comment
  SD69002  Rhus integrifolia Robert F. Thorne, D. Propst 1968-5-28 37670 Los Angeles Santa Catalina Island, south-facing slope of Salta Verde Ridge 424 Comment
  UCD116875  Rhus integrifolia Geoffrey Levin 1974-3-29 2 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  SBBG125890  Rhus lancea A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37005 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  SFV20797  Rhus ovata L. Gross, V. Soza, N. Gilbert 2000-10-18 282 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. A short walking distance from road in a northwest facing draw, east of saddle near above coordinates. 610 Comment
  JEPS66276  Rhus trilobata Frank W. Peirson 1919-3 342 Los Angeles Monrovia Canyon, Arroyo Seco Monrovia Canyon; San Gabriel Mountains 426 Comment
  RSA122518  Rhus trilobata G. T. Nordstrom 1935-3-23 396 Los Angeles 1 3/4 mile SE of mouth of Bear Trap Canyon. 732 Comment
  RSA670407  Rhus trilobata B. C. Templeton, H. J. Andrews 1938-6-22 1691 Los Angeles Mint Canyon Comment
  CAS-BOT-BC92272  Ribes amarum Tim Ross; Steve Boyd 1991-4-25 4614 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon. 530 Comment
  RSA229746  Ribes amarum Wesley O. Griesel 1961-2-5 s.n. Los Angeles Millard Canyon. 610 Comment
  SBBG126997  Ribes amarum A. Parikh, N. Gale 2011-7-15 3559 Los Angeles West Fork San Gabriel River, 3.4 km W of St Hwy 39; San Gabriel Mtns 535 Comment
  UCSB24081  Ribes aureum Wheeler, Louis 1932-5-26 Los Angeles San Gabriel Wash 106 Comment
  CAS-BOT-BC133195  Ribes aureum var. gracillimum A. C. Sanders; T. B. Salvato 2009-5-21 36899 Los Angeles San Gabriel Valley: Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  LA33979  Ribes aureum var. gracillimum Peter H. Raven; 1959-3-1 13827 Los Angeles Santa Monica Mountains, Griffith Park, just to N of junction of Vista del Valle Dr with Mt. Hollywood Dr 396 Comment
  RSA678215  Ribes californicum var. hesperium Valerie L. Soza, LeRoy Gross 2001-4-24 1171 Los Angeles Santa Anita 1999 Fire area, Santa Anita Canyon, west side of Santa Anita Canyon Road across from the Santa Anita Dam. 549 Comment
  CAS-BOT-BC108896  Ribes divaricatum var. pubiflorum Clarence R. Quick 1942-4-18 s.n. Los Angeles El Monte. Comment
  RSA293792  Ribes indecorum Lyman Benson 1945-5-11 11711 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  SEINET12215920  Ribes indecorum R. F. Thorne 1971-1 41494 Los Angeles San Gabrien Mts., Cobal Canyon, ca 3 mi N of Claremont 503 Comment
  LA51403  Ribes malvaceum Henry J. Thompson; 1959-2-20 1843 Los Angeles Santa Monica Mountains, Piuma Rd, 1 mi E Malibu Creek, N slope 243 Comment
  SBBG109002  Ribes malvaceum var. clementinum S. A. Junak 1996-5-20 SCl 519 Los Angeles Mosquito Cove, at edge of terrace near S end of cove 27 Comment
  SD64142  Ribes malvaceum var. viridifolium Lucille Kempers 1955-2-15 225 Los Angeles Glendora Mt. Road, lookout over San Gabriel lakes. San Bernardino Mt. range. 914 Comment
  SEINET6744575 Image available Ribes menziesii Marcus E. Jones 1882-1 2378 Los Angeles Pasadena, California Comment
  CAS-BOT-BC219179  Ribes nevadense Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles Big Pines Camp, San Gabriel Mountains Comment
  CAS-BOT-BC219296  Ribes nevadense I. M. Johnston 1917-7-3 1403 Los Angeles San Antonio Canon [Canyon] 1676 Comment
  RSA0106823  Ribes nevadense R. G. Swinney 2011-7-29 15569 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UCR108182  Ribes nevadense L. C. Wheeler 1966-8-21 8837 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  CAS-BOT-BC209703  Ribes quercetorum H. E. Hasse 1893-5-21 s.n. Los Angeles Near Acton Comment
  SBBG72073  Ribes quercetorum R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  CAS-BOT-BC186153  Ribes roezlii var. roezlii Timothy S. Ross; Steve Boyd 1994-5-11 7789 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp 1732 Comment
  LA91463  Ribes speciosum Bruce Douglas Clayton; Greg Shaw 1972-4-4 63 Los Angeles Santa Monica Mountains, Upper Temescal and Rustic Canyons, Mountain Park Research Campus, Nettleburn Creek 554 Comment
  RSA476300  Ribes speciosum E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon. Comment
  CATA504  Ribes viburnifolium Sara L. Crockett 1997-4-2 648 Los Angeles Santa Catalina Island: Point above the Empire Landing Quarry site, ca. 0.25 mile N of Empire Landing Road, at point 2.4 miles W of jct. with Airport Road 240 Comment
  NY201877  Ribes viburnifolium J. B. Walker 1995-12-3 1810 Los Angeles Santa Catalina Island, on Airport Rd, just N of Black Jack Cutoff 120 Comment
  RSA603536  Ribes viburnifolium Sara L. Crockett 1997-4-2 648 Los Angeles Santa Catalina Island. Point above Empire Landing Quarry site, .25 miles N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road. 241 Comment
  CDA4897  Ricinus communis Phillipson 1915-5-7 Los Angeles Monrovia. Comment
  RSA657205  Ricinus communis Joseph M. Keefe 2001-1-19 30900 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles. 262 Comment
  UCR210459  Ricinus communis R. G. Swinney 2008-11-29 9854 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  CSUSB1350  Robinia pseudoacacia Art Whistler 1965-3-27 Los Angeles Along Mullholland Highway about 1 mile north of its intersection with stunt road, in Calabasas. 365 Comment
  SBBG126875  Rorippa curvisiliqua A. Parikh, N. Gale 2011-5-20 3392 Los Angeles San Gabriel River, 0.2 km N of I-10, 0.2 km W of I-605 90 Comment
  UC1211032  Rosa californica Huron H. Smith 1912-6-12 5095 Los Angeles Cherry Canyon Santa Catalina Island 182 Comment
  RSA757322  Rosa woodsii R. G. Swinney 2008-10-16 9609 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA611808  Rubus discolor Louis C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon. 976 Comment
  UCR55875  Rubus pensilvanicus J. A. Adams 1965-5-14 227 Los Angeles Mount San Antonio Canyon, 2.7 mi. above lower Mt. San Antonio forest station 1012 Comment
  CATA1505  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak 1996-7-9 2718 Los Angeles Santa Catalina Island: By Middle Ranch Reservoir, Middle Canyon 201 Comment
  RSA700317  Rumex conglomeratus A. C. Sanders, Mark A. Elvin 2002-6-25 25266 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction. 305 Comment
  UCR223342  Rumex salicifolius R. G. Swinney 2009-5-27 10872 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR129924  Rumex salicifolius var. denticulatus Orlando Mistretta, T. S. Ross 1994-6-1 1310 Los Angeles San Gabriel Mtns, Santiago Canyon 1433 Comment
  POM2576  Rupertia physodes O. W. Robinson 1916-5-7 s.n Los Angeles Johnson's Pastures, near Claremont. Comment
  RSA348832  Rupertia physodes L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest Comment
  SEINET3893350  Ruppia maritima Robert F. Thorne, D. Propt; class 1971-5-17 41353 Los Angeles Santa Catalina Island: Pond southeast of Isthmus.; 0 213 Comment
  RSA229711  Salazaria mexicana Robert F. Thorne, C. W. Tilforth 1969-6-26 38200 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1296 Comment
  RSA713250  Salazaria mexicana LeRoy Gross 2005-5-3 2222 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR197773  Salazaria mexicana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 116 A Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
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May 3 2013
  SBBG31436  Salicornia pacifica R. F. Thorne 1966-4-4 35769 Los Angeles behind Ballast Pt, Catalina Harbor, isthmus Comment
  RSA358186  Salicornia virginica R. F. Thorne 1973-09 44718 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  RSA478881  Salicornia virginica F. H. Elmore 402 Los Angeles San Clemente Island. Comment
  UCR182122  Salix R. G. Swinney 1997-6-19 5623 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  CAS-BOT-BC103154  Salix bonplandiana A. D. E. Elmer 1902-6-1 3673 Los Angeles Lancaster Comment
  RSA571279  Salix exigua Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8320 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  RSA594585  Salix gooddingii Louis C. Wheeler 1967-5-2 9280 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles County firearms closure map. 396 Comment
  POM48311  Salix laevigata Philip A. Munz 1925-2-22 9344 Los Angeles Santa Susanna. Comment
  POM50189  Salix laevigata A. D. E. Elmer 1902-06 3673 Los Angeles Lancaster. Comment
  SJSU212  Salix laevigata C. W. Sharsmith 1931-10-15 2 Los Angeles Santa Clara R Valley, 1.5 km N of Castaic 314 Comment
  UC1409126  Salix laevigata Robert F. Thorne 1970-3-6 39385 Los Angeles Ben Weston Beach (Mills Landing) Santa Catalina Isl., Ben Weston Beach (Mills Landing) 1 Comment
  UC506463  Salix laevigata Carl Hedin and Joseph Ewan 1933-1-28 7621 Los Angeles at Radford Dr. Los Angeles River; San Fernando Valley, Los Angeles River Comment
  CAS-BOT-BC128133  Salix lasiandra var. lasiandra Tim Ross; Steve Boyd 1990-5-29 2709 Los Angeles San Gabriel Mtns: Big Rock Creek, empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station 1235 Comment
  RSA754111  Salix lasiolepis Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-11-13 NFWF- 1857 Los Angeles Lario San Gabriel River Trail Park; next to Foothill Blvd. SE side of bridge Comment
  UCR194059  Salix lasiolepis R. G. Swinney 1999-5-22 7204 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  LA208801  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-15 7641 Los Angeles Area 1 Comment
  CAS-BOT-BC128521  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-2-14 10 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  SEINET10416995  Salix lucida subsp. caudata G. B. Grant 1903-1 1160 Los Angeles Pasadena. Comment
  RSA0077380  Salix lucida subsp. lasiandra Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Mouth of canyon. Comment
  CAS-BOT-BC126299  Salix sessilifolia F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  RSA444921  Salsola tragus E. S. Spalding 1931-7-31 s.n. Los Angeles Manhattan Beach. Comment
  RSA444934  Salsola tragus L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA802557  Saltugilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2011-7-6 5911 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA67055  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-11 16030 Los Angeles Along road to Mt. Wilson about 2 miles W of summit 1220 Comment
  UCR272549  Saltugilia splendens subsp. splendens R. G. Swinney 2011-6-7 15061 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA424344  Salvia apiana William Emboden 1970-6-12 14 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  SFV15600  Salvia apiana K. C. Molina, K. L. Garrett 1992-5-2 5 Los Angeles San Fernando Valley Tujunga Wash, 0.5 km northwest of Wescott Ave. In gravel washbed. 385 Comment
  UC449929  Salvia apiana J. Grinnell 1903-6-27 Los Angeles Arroyo Seco; Pasadena Comment
  SFV3205  Salvia carduacea J. C. Crawford 1958-5-3 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, 2.5 miles west on Ave. N. 780 Comment
  UC1124675  Salvia carduacea C. R. Clar Apr 1928 2 Los Angeles near Acton; Angeles Forest, Tujunga Quad. 822 Comment
  RSA411360  Salvia carduacea C. Epling 1930-4-17 s.n. Los Angeles Palmdale. Comment
  CATA927  Salvia columbariae Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1784 Los Angeles Santa Catalina Island: North of road between Emerald Bay and Parsons Landing 121 Comment
  RSA187972  Salvia columbariae Robert F. Thorne 1966-4-7 35945 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  RSA595675  Salvia columbariae Tim S. Ross, Victor W. Steinmann 1995-5-8 8553 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA620658  Salvia columbariae B. Pitzer 1998-5-23 3757 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  UC1124715  Salvia columbariae P. L. Johannsen 1934-3-5 316 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  RSA401470  Salvia columbariae M. Bisbee 1917-4-20 s.n. Los Angeles Hills, north side of Eagle Rock Valley. Comment
  UCR116295  Salvia dorrii B. G. Pitzer 1998-5-12 3713 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  CAS-BOT-BC214322  Salvia dorrii var. pilosa Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster Comment
  OBI44789  Salvia dorrii var. pilosa David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20048 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  CAS-BOT-BC233697  Salvia leucophylla Louis C. Wheeler 1932-5-21 726 Los Angeles Garapito Creek, Santa Monica Mts. 304 Comment
  HSC14356  Salvia leucophylla C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  UC57549  Salvia leucophylla J. H. Barber 1898-8-3 Los Angeles Topanga Comment
  LA82010  Salvia mellifera W. R. Ernst; May 1947 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  PASA487  Salvia mellifera Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  POM307183  Salvia mellifera Henry J. Ramsey, Henry J. Ramsey 1937-3-27 2087 Los Angeles Little Tujunga Canyon Comment
  RSA0035187  Salvia mellifera James S. Burns 1992-5-5 5 Los Angeles 1 mile north on Van Tassel fire road from south access; Angeles National Forest. 457 Comment
  UCR95540  Salvia mellifera L. C. Wheeler 1967-5-2 9276 Los Angeles Liebre Mtns, N side foothills, c. 0.3 mi. west of Los Angeles Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles Co. firearms closure map 396 Comment
  LA200596  Salvia spathacea J. A. Ewan; 1931-3-21 4076 Los Angeles Santa Monica Mountains, Las Flores Canyon, near summit 609 Comment
  UC883991  Salvia spathacea Ira W. Clokey, B. Templeton May 1929 4481 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  RSA650337  Sambucus caerulea A. E. Hersh 1950-7-9 s.n. Los Angeles Topanga Canyon about 2 miles from west end. 91 Comment
  POM305142  Sambucus mexicana Henry J. Ramsey, Henry J. Ramsey 1937-4-26 435 Los Angeles Azusa. Comment
  UC557760  Sambucus mexicana Nell Murbarger April, 1936 140 Los Angeles San Clemente Island; e, w, and s slopes of island Comment
  UCR48868  Sambucus mexicana Steve Morgan 1974-4-25 67 Los Angeles Western Transverse Range; Santa Monica Mtns., 1/4 mi east of Mulholland Hwy on Stunt Rd. 366 Comment
  CAS-BOT-BC238724  Sambucus nigra subsp. caerulea Alice Eastwood 1928-6-15 15378 Los Angeles Claremont Comment
  RSA0060879  Sambucus nigra subsp. caerulea R. G. Swinney 2010-8-16 13553 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA640325  Sambucus nigra subsp. caerulea L. C. Wheeler 1931-8-9 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 1066 Comment
  SFV3600  Sambucus nigra subsp. caerulea P. G. Kilburn 1958-3-29 672 Los Angeles Santa Susana Mountains Phil Gentile Ranch. On road leading to pasture. 457 Comment
  UC303478  Sanicula bipinnata P. A. Munz 1918-4-11 2035 Los Angeles Lone Hill near Glendora; Southern California, Lone Hill Comment
  RSA583758  Sanicula crassicaulis R. G. Swinney 1993-5-3 2210 Los Angeles Glendora, South Hills Wilderness Area 305 Comment
  CLARK-A1528-3054  Sarcodes sanguinea John C. Roos 1966-6-15 Los Angeles San Gabriel Mountains 2377 Comment
  RSA757055  Sarcodes sanguinea R. G. Swinney 2008-6-17 9055 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26. 2160 Comment
  UCR209231  Sarcodes sanguinea R. G. Swinney 2008-6-17 9055 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UC153595  Sarcostemma cynanchoides subsp. hartwegii LeRoy Abrams 1902-7-5 2655 Los Angeles near Azusa Comment
  UCR140427  Saxifraga californica June Latting 1958-3-30 234 Los Angeles San Gabriel Mtns., end of Live Oak Canyon Road, 3 miles north of Claremont 610 Comment
  RSA012724  Saxifraga californica Fay A. MacFadden 1931-04 3161 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  RSA584127  Schedonorus arundinaceus Timothy S. Ross, Steve Boyd, Fritsch 1990-6-8 1968 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  UCR46050  Schinus terebinthifolius G. F. Pratt 1986-7-15 s.n. Los Angeles El Segundo Dunes Comment
  UCR25884  Schismus arabicus M. Partsch 1977-5-14 38 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  SBBG131739  Schismus arabicus S. A. Junak 1999-4-22 SCa 836 Los Angeles White's Landing, tent cabin area, YMCA Camp, just W of amphitheater 6 Comment
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Jul 28 2016
  SDSU5130  Schismus barbatus H. Wedberg 1966-4-3 1186 Los Angeles Chaparral slope burned two years previous, above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  UCR36543  Schoenoplectus acutus var. occidentalis A. C. Sanders, F. C. Vasek 1984-6-6 5081 Los Angeles Mojave Desert, SW end of Rosamond Lake (dry) near E end of Ave. 'C 701 Comment
  RSA366067  Schoenoplectus maritimus B. C. Templeton 1956-07 s.n. Los Angeles Highway between Lancaster and Rosamond, Antelope Valley. Comment
  SEINET3913204  Scirpus acutus var. occidentalis Timothy S. Ross, Steve Boyd 1994-5-24 7840 Los Angeles Cottonwoodd Swamp': Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Warm Springs Mountain 7.5' USGS Quadrangle. Dissected by San Francisquito Canyon Road.; 0 512 Comment
  JEPS79982  Scirpus microcarpus C. B. Clokey, I. W. Clokey and B. C. Templeton 1930-5-13 4618 Los Angeles Bouquet Canyon Bouquet Canyon (marsh) 450 Comment
  POM14337  Scirpus microcarpus Phillip A. Munz 1922-7-17 6071 Los Angeles San Antonio Canyon. Wet meadow on hillside below Camp Baldy 1280 Comment
  RSA191028  Scrophularia californica subsp. floribunda Robert F. Thorne, James Henrickson 1963-5-5 32275 Los Angeles Near bottom and mouth of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  POM220066  Scrophularia villosa F. R. Fosberg 1932-5-6 8133 Los Angeles Santa Catalina Island, Big Wash Canyon, Avalon 25 Comment
  SDSU11025  Scrophularia villosa R. M. Beauchamp 1967-6-3 562 Los Angeles On rocky outcropping on north side of canyon south of thirst. San Clemente Island. Comment
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May 16 2008
  LA55092  Scutellaria mexicana Carl Epling; May 1925 11010 Los Angeles SW of Palmdale 609 Comment
  UCSB37367  Scutellaria mexicana Bates, Loretta 1978-5-28 Los Angeles Junction of Highway 138 and Black Butte Basin Rd Comment
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Nov 12 2014
  POM4103  Scutellaria tuberosa C. F. Baker 1903-5-2 4756 Los Angeles Hills near Claremont. Comment
  RSA0081654  Sedum spathulifolium L. C. Wheeler 1932-7-2 908 Los Angeles San Dimas Canyon - Brown Flat trail 1 mi. from Flat. San Gabriel Mts. 1219 Comment
  RSA755818  Selaginella asprella R. G. Swinney 2008-9-12 9447 Los Angeles Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  SBBG38808  Selaginella bigelovii M. B. Dunkle 1939-4-3 7228 Los Angeles Chenetti Cyn Comment
  UC813042  Selaginella bigelovii Marcus E. Jones, A. M. 1882-2-25 3023 Los Angeles Pasadena Comment
  UC813070  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1931-3-11 6508 Los Angeles San Gabriel Canyon Comment
  LA5826  Selaginella bigelovii A. M. Johnson; 1934-3-16 4379 Los Angeles Comment
  RSA683755  Selaginella bigelovii Howard de Forest 1929-2-9 s.n. Los Angeles Griffith Park. Comment
  SD51927  Selaginella bigelovii Peter H. Raven 1962-5-8 17635 Los Angeles San Clemente Island, western slope of island opposite Wilson Cove 60 Comment
  RSA473123  Senecio aphanactis L. C. Wheeler 1932-3-19 523 Los Angeles San Gabriel 107 Comment
  SEINET7878555 Image available Senecio californicus B. C. Templeton 1939-1 4616 Los Angeles Playa del Rey to El Segundo Comment
  CAS-BOT-BC333125  Senecio flaccidus var. douglasii Bell Richardson Jackson 1941-6-1 s.n. Los Angeles San Gabriel Wash, N.E. of Claremont Comment
  UC1584261  Senecio flaccidus var. douglasii Tim Ross and Steve Boyd 1990-6-6 2835 Los Angeles Green Valley Pasture, in San Francisquito Canyon San Francisquito Canyon, Lake Hughes USGS 7.5' Quad. 926 Comment
  IRVC28135  Senecio flaccidus var. monoensis June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  SD52848  Senecio lyonii Peter H. Raven 1962-4-10 17188 Los Angeles San Clemente Island, hillside above Wilson Cove 105 Comment
  UC1594390  Senecio lyonii Tim Ross and Elizabeth Kellogg 1992-4-13 6145 Los Angeles in the vicinity Darter (nw part of San Clemente Island); San Clemente Island 18 Comment
  SBBG131492  Senecio lyonii S. A. Junak, B. Collins 1991-4-24 SCI 168 Los Angeles just E of W Shore Rd 36 Comment
  SFV21874  Senna artemisioides J. N. Hogue 2008-3-10 s. n. Los Angeles San Fernando Valley Sunland, Big Tujunga Wash, at north end of Sharon Ave. 350 Comment
  UCR210274  Sequoiadendron giganteum R. G. Swinney 2008-9-13 9461 Los Angeles San Gabriel Mtns., Buckhorn Spring, 50-250 m south of Hwy 2 in canyon bottom, near large concrete water tank on E side of canyon 2070 Comment
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Jul 25 2018
  UCR41435  Setaria verticillata O. L. Braucher 1933-1 s.n. Los Angeles West Covina, walnut orchard of Mr. S.L. Watts. Comment
  RSA512065  Setaria viridis L. C. Wheeler 1966-9-21 8894 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  UCR131596  Sherardia arvensis L. C. Wheeler 1934-4-28 2577 Los Angeles San Gabriel Valley, La Verne 305 Comment
  CAS-BOT-BC384477  Silene antirrhina Louis C. Wheeler 1932-5-28 782 Los Angeles E side San Antonio Canyon SE Hog Back, San Gabriel Mts. 1280 Comment
  CAS-BOT-BC384481  Silene antirrhina Peter H. Raven 1962-3-27 16999 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portugese Bend Comment
  SBBG127533  Silene gallica M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2824 Los Angeles hillside above New York Harbor 54 Comment
  UCD98686  Silene gallica Lydia Schallort 1940-4-25 4375 Los Angeles Monrovia. Comment
  CAS-BOT-BC174899  Silene laciniata Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  POM293139  Silene laciniata subsp. major Lyman Benson 1947-5-13 12403 Los Angeles LIttle Dalton Canyon 365 Comment
  RSA547447  Silene laciniata subsp. major Timothy S. Ross 1992-5-17 6378 Los Angeles San Gabriel Mountains: lower Shoemaker Canyon, draining to E fork of San Gabriel River, joining it at 2125 ft. elevation 723 Comment
  UC1870271  Silene laciniata subsp. major LeRoy Gross, M. Denslow, W. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. Near 34.19627N, 118.26582W. 519 Comment
  RSA0040544  Silene parishii Orlando Mistretta 1990-8-8 s.n. Los Angeles Lily Spring 2454 Comment
  RSA730292  Silene parishii R. G. Swinney 1998-8-27 6809 Los Angeles San Gabriel mtns.: gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  SEINET3245798  Silene verecunda R. G. Swinney 2009-1 11248 Los Angeles Transverse Range; San Gabriel Mtns.: summit of Granite Mountain (Chilao Flat 7.5') 606 Comment
  RSA601543  Silybum marianum L. C. Wheeler 1967-7-6 9942 Los Angeles San Gabriel Mountains: San Gabriel Canyon, El Encanto. 259 Comment
  RSA66082  Sinapis arvensis F. W. Peirson 1919-4-5 1898 Los Angeles New York Ave. Altadena 351 Comment
  POM346625  Sisymbrium irio Barry Burnell 1971-3-19 247 Los Angeles Claremont, the Pomona College Wash, south east corner. 335 Comment
  RSA0113753  Sisymbrium officinale Steven A. Junak 1999-5-20 SCa- 946 Los Angeles Santa Catalina Island. Cottonwood-Black Jack Road, plant stop, near small creekbed, at bird sample point #36. 290 Comment
  CHSC95807  Sisymbrium orientale LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 703 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. By power pole next to road and on nearby slopes. 622 Comment
  RSA0080390  Sisymbrium orientale R. G. Swinney 2010-3-24 12043 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA662619  Sisymbrium orientale Paul Neipp 1994-4-28 17 Los Angeles Directly west of San Dimas Ranger Station on San Dimas Canyon Road. Comment
  SBBG131488  Sisymbrium orientale S. A. Junak 1996-4-15 SCI 345 Los Angeles 0.2 mi inland from mouth of Horse Beach Cyn 24 Comment
  SFV20815  Sisymbrium orientale L. Gross, N. Fraga 2002-4-4 519 Los Angeles Verdugo Mountains 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. 457 Comment
  POM199757  Sisyrinchium bellum I. W. Clokey, Bonnie C. Templeton 1929-05 4542 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  UCR86176  Sisyrinchium bellum L. C. Yoshida, H. Y. Yoshida, T. H. Yoshida 1995-4-15 3 Los Angeles Puente Hills, Near SW corner of Camino del Sur & Colima Road, on horsetrail W side of Colima Road 299 Comment
  UCR182645  Sisyrinchium idahoense R. G. Swinney 1997-7-16 5668 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA422403  Solanum douglasii James Clizbe 1930-5-6 16061 Los Angeles Laurel Canyon. Comment
  RSA748839  Solanum douglasii Justin M. Wood 2009-4-13 496 Los Angeles Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  UCD67371  Solanum douglasii Natalie deGarder 1992-5-30 22 Los Angeles Altadena, 1.5 mi. from Highway 210 up Lincoln Rd to top of Rising Hill Road. 518 Comment
  UCR125944  Solanum douglasii A. C. Sanders, Mark Elvin 2002-6-19 25143 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
  UCR220383  Solanum douglasii R. G. Swinney 2009-4-16 10353 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  CHSC100180  Solanum nigrum John Dittes 2006-6-4 1392 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air miles northwest of Chatsworth High School, ca. 0.9 air mile west of Topanga Blvd., ca. 0.8 air mile east x northeast of Santa Susana Pass. 381 Comment
  NY821444  Solanum nigrum W. R. Dudley 12 1907 s.n. Los Angeles Near Monrovia Comment
  POM4172  Solanum umbelliferum Harry Pruett 1909-5-16 16 Los Angeles Claremont. Comment
  RSA0040462  Solanum umbelliferum R. G. Swinney 2010-5-11 12647 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA191037  Solanum umbelliferum Robert F. Thorne 1963-5-5 32327 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA80396  Solanum umbelliferum F. W. Peirson 1921-2-26 2792 Los Angeles Topango Canyon, Santa Monica Mts. 457 Comment
  SBBG31480  Solanum wallacei R. F. Thorne 1966-4-5 35798 Los Angeles Black Jack Mtn, 0.125 mi down rd to White's Landing 411 Comment
  LA51825  Solanum xanti Mary Reynolds; 1937-4-12 70 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  CSUSB785  Solanum xanti var. intermedium S. Catsiff 1965-4-17 Los Angeles 0.5 mile west of Topanga on Old Topanga Road, by stream. Comment
  RSA93074  Solidago californica F. W. Peirson 1918-11-1 1228 Los Angeles Arroyo Seco Canyon, south slope of San Gabriel Mts. 1296 Comment
  UCR204751  Solidago confinis R. G. Swinney 2005-8-9 8424 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UC1595400  Solidago velutina subsp. californica Tim Ross and Annette H. Ross 1991-7-29 5698 Los Angeles n-most point Puente Hills (W Pomona, Elephant Hill); San Dimas Quad., n-most point of the Puente Hills, W Pomona 321 Comment
  RSA0069279  Sonchus asper R. G. Swinney 2010-6-8 13191 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  SD30993  Sonchus asper Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills, roadside Comment
  RSA720177  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  RSA188045  Sonchus oleraceus R. F. Thorne 1966-4-4 35790 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA234633  Sonchus oleraceus R. F. Thorne 1970-3-6 39408 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  UCR260393  Sonchus oleraceus R. G. Swinney 2010-6-21 13283 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA4782  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  UCSB33237  Sonchus oleraceus Partsch, M. 1977-5-14 Los Angeles Along Boquet Canyon Road 14 mi. south of its junction with Elizabeth Lake Road 762 Comment
  RSA714981  Sorghum bicolor R. G. Swinney 1997-9-6 5863 Los Angeles Near junction of Big Pines Hwy and road to Terresita Pines Camp, about 100 meters E of Mescal Canyon Park [=Mescal Campground] and about 50 meters N of Big Pines Rd. 1866 Comment
  CATA1350  Spartium junceum Mark L. Hoefs, Robert F. Thorne 1995-7-26 2457 Los Angeles Santa Catalina Island: Middle Canyon, by house at Squaw Valley 178 Comment
  CDA4255  Spartium junceum T. C. Fuller, T. Suzuki 1959-3-19 2089 Los Angeles North side Foothill Boulevard, in Arroyo, east of Hillard Avenue, La Canada. 0 Comment
  CAS-BOT-BC389951  Spergula arvensis J. H. Thomas 1957-3-16 6500 Los Angeles Pt. Dume. About 18 miles due west of Santa Monica 60 Comment
  SFV21071  Spergula arvensis subsp. arvensis L. Gross 2001-3-23 350 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest, off of an Edison road (power company) that ends at a pylon. 518 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
  RSA0097913  Spergularia bocconi F. Raymond Fosberg 1931-4-3 S 4478 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 2 Comment
  CAS-BOT-BC390813  Spergularia marina Cecil Hart 1927-3-22 s.n. Los Angeles Montebello, Los Angeles Comment
  RSA65565  Spergularia platensis F. W. Peirson 1944-8-19 s.n. Los Angeles at 1085 New York Avenue, Altadena Comment
  SBBG132069  Spergularia villosa S. A. Junak, B. Collins 1991-4-25 SCI 222 Los Angeles E side of island, along rd to Camera Pad "Boulder", N of Thirst Cyn 585 Comment
  RSA0098585  Spergularia villosa Sara L. Crockett 1997-2-4 646 Los Angeles 0.85 mile W along Empire Landing Road from jct. with Airport road, S side of road. 482 Comment
  RSA0098643  Sphaeralcea ambigua subsp. ambigua R. G. Swinney 2010-6-1 13127 Los Angeles San Gabriel Mountains: lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  RSA594561  Sporobolus cryptandrus L. C. Wheeler 1967-7-30 10270 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1006 Comment
  SEINET11196344  Stachys albens Unknown 2011-6-29 15340 Los Angeles San Gabriel Mountains Comment
  SD12589  Stachys bullata Edith A. Purer 1935-5-11 6547 Los Angeles Hillside, Malibou Road. Comment
  RSA682508  Stanleya pinnata Scott D. White, Michael Honer 2003-5-7 9228 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427