Search Results — 2000 specimen records retrieved (1527 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM743  Abronia maritima L. R. Abrams 1901-4-1 1193 Los Angeles Ballona Harbor. Comment
  RSA0104985  Abronia maritima Steven A. Junak 1999-7-16 SCa- 1059 Los Angeles Santa Catalina Island. Behind beach at N side of Cottonwood Canyon mouth. 3 Comment
  RSA460952  Abronia pogonantha Robert Gustafson, Gary D. Wallace 1982-4-26 2536 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UCR19756  Abronia pogonantha Henry E. Davis 1969-5-23 45 Los Angeles Western Mojave Desert, S of State Hwy 138, 0.5 mi. east of Llano 915 Comment
  SBBG19133  Abronia umbellata R. Loveland 1963-12-8 Los Angeles SE of West Cove at triangulation pt Darter near Trick Pt Comment
  CAS-BOT-BC229295  Abronia villosa J. C. Oliver 1884-1-1 s.n. Los Angeles Antelope Valley Comment
  SEINET12159209  Acacia dealbata J. F. Bright, Wyman, C. 1931-1 5716 Los Angeles Hollywood Comment
  SD124547  Acamptopappus sphaerocephalus J. Sauer, G. Malanson 1981-5-15 6137 Los Angeles San Gabriel Mountains; near Juniper Hills on north side of range. Comment
  RSA252887  Acamptopappus sphaerocephalus var. sphaerocephalus R. F. Thorne 1973-5-11 43543 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  UCD170141  Acanthoscyphus parishii R. G. Swinney 1998-7-2 6267 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21. 1963 Comment
  LA95711  Acanthoscyphus parishii var. parishii Joseph Andorfer Ewan; 1934-8-3 8427 Los Angeles San Gabriel Mountains, Taber Mt. Trail to Swartout Valley (floor) 2133 Comment
Read comments
Dec 17 2014
  RSA642511  Acer negundo subsp. californicum D. E. Bramlet 1999-11-16 2827 Los Angeles Old meander of San Jose Creek. 46m east of Valley Blvd. and 1km north of Grand Ave. 30m west of the existing San Jose Creek flood control channel. 58 Comment
  RSA606909  Acer palmatum Louis C. Wheeler 1973-6-20 s.n. Los Angeles Altadena. Comment
  SBBG12510  Achillea millefolium P. H. Raven 1962-4-11 17303 Los Angeles ca. 1 mi S of Wilson Cove 121 Comment
  POM298878  Achnatherum coronatum Frank W. Gould 1944-6-30 2371 Los Angeles Just east of roadcut on Los Flores Canyon Road, 5.9 miles from Coast Hwy Comment
  RSA292460  Achnatherum coronatum James Henrickson 1973-6-23 10935 Los Angeles 1 1/2 miles N of Malibu, in tract of land at junction of Rambala Pacifico and Schueren Road Comment
  SBBG29606  Achnatherum hymenoides K. K. Muller -Apr-1968 Los Angeles 2 mi W of Hi Vista on Ave G Comment
  RSA639723  Achnatherum occidentale subsp. occidentale L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  UCSB25733  Achnatherum speciosum Black, Nan 1968-5-10 Los Angeles 25 yds S of Escondido Cyn Rd, 0.3 mi S of junction with Hwy 14 914 Comment
  UC891061  Achyrachaena mollis Marcus E. Jones, A. M. 1882-5-1 3213 Los Angeles Los Angeles Comment
  SDSU4283  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 110 Los Angeles San Clemente Island. Plentiful seedling in field east of Wilson Cove area. Comment
  UCD104082  Acmispon brachycarpus A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25960 Los Angeles NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UC864892  Acmispon dendroideus var. dendroideus Carl B. Wolf 1932-5-13 Los Angeles Santa Catalina Island. Hamilton Canyon, 100 ft above turn of road to Airport. 30 Comment
  UC792415  Acmispon dendroideus var. traskiae Ira L. Wiggins 1949-2-21 11956 Los Angeles Wilson's Cove San Clemente Island. Comment
  SD240995  Acmispon strigosus R. G. Swinney 2009-3-31 10225 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte. 182 Comment
  SD69788  Acmispon strigosus Robert F. Thorne 1966-4-6 35891 Los Angeles Santa Catalina Island, dry ridge between White & Moonstone Coves 14 Comment
  OBI70634  Acmispon strigosus Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mts. Indian Cyn campground (off Soledad Cyn). T4N R13W NW 1/4 sec 20 Comment
  SD39818  Acmispon strigosus Edith A. Purer 1935-5-12 6599 Los Angeles El Segundo, old sand dunes Comment
  SD69688  Acourtia microcephala Robert F. Thorne, P. Everett 1965-6-22 34890 Los Angeles Santa Catalina Island; upper end of Avalon Canyon along road. 214 Comment
  UCR258840  Acourtia microcephala R. G. Swinney 2010-3-22 12036 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  LA94110  Adiantum capillus-veneris Lawrence L. Kiefer; 1963-6-9 541 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi from mouth. 182 Comment
  RSA687670  Adiantum capillus-veneris E. Crow 1928-10-21 1 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  RSA733677  Adiantum capillus-veneris R. G. Swinney 1998-8-5 6653 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  RSA687671  Adiantum capillus-veneris Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  RSA610784  Adiantum jordanii L. C. Wheeler 1932-5-8 689 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  UC440494  Adiantum jordanii F. M. Reed 1909-7-4 2844 Los Angeles hills s of Avalon; Catalina Isl 304 Comment
  SEINET10839583  Adiantum jordanii Lenington 1919-1 LENINGTON UMO 32138 Los Angeles San Dimas Canyon, Pomona, California. Comment
  PASA2377  Aesculus californica Frank W. Peirson 1923-6-9 Los Angeles Pine Canyon, Liebre Mts. 1188 Comment
  RSA716923  Agave americana LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2590 Los Angeles South side of the range. Park on Via Montana at end of Olive Ave, in the city of Burbank. Follow an old road that is overgrown so that a faint trail is all thats left. Sunset Canyon on the west and Story Canyon to the east. 366 Comment
  LA35943  Ageratina adenophora Peter H. Raven; Henry J. Thompson 1960-4-13 15081 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA95116  Agoseris heterophylla var. heterophylla F. W. Peirson 1922-7-7 3189 Los Angeles Swartout Valley, Wright's Ranch. 1845 Comment
  UC29380  Agoseris retrorsa Dr. A. Davidson 1895-1-1 Los Angeles Antelope Valley Comment
  LA211934  Agoseris retrorsa Orlando Mistretta; 1989-5-5 s.n. Los Angeles LIEBRE MOUNTAINS, Bouquet Canyon Comment
  RSA384961  Agrostis exarata Bonnie C. Templeton 1932-7-21 5012 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  RSA594637  Agrostis exarata Steve Boyd, Lauren Raz 1996-10-29 9118 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  UC1595325  Agrostis exarata Tim Ross and Orlando Mistretta 1992-7-24 6771 Los Angeles vicinity Strawberry Spring (76 degrees ene, 900 m distant from Strawberry Peak summit); San Gabriel Mts. 1460 Comment
  CAS-BOT-BC177085  Albizia lophantha Steve Morgan 1991-3-3 s.n. Los Angeles San Dimas, SW corner of San Dimas Ave. & Arrow Hwy. Comment
  RSA0095246  Allium burlewii R. G. Swinney 2011-6-7 15024 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1585 Comment
  RSA367097  Allium haematochiton Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills N, between Vermont and Western Ave- Los Angeles Comment
  RSA367098  Allium haematochiton Mark Morris 1929-3-11 [ 14555 ] Los Angeles Griffith Park - Los Angeles. Comment
  UC517548  Allium haematochiton John Thomas Howell 1928-3-2 3359 Los Angeles Vermont Canyon Griffith Park, Vermont Canyon Comment
  RSA367118  Allium praecox C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. Comment
  POM123273  Allium praecox Walter Wheeler, George B. Grant 1904-04 4408 Los Angeles Santa Catalina Island. Comment
  IRVC27308  Allophyllum divaricatum A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27146 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  IRVC28622  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 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
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Jul 19 2016
  UCR126717  Allophyllum divaricatum A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27146 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR100414  Allophyllum glutinosum Scott D. White, Chet McGaugh 1995-5-16 3083 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA755824  Alnus rhombifolia R. G. Swinney 2008-7-2 9110 Los Angeles Reed Spring. South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 & Old Hwy 39 1878 Comment
Read comments
Sep 21 2010
  SDSU4823  Alnus rhombifolia A. H. Gallup 1948-11-1 252 Los Angeles San Dimas - Little Dalton Canyon. 457 Comment
  UCR124489  Amaranthus albus B. C. Templeton 1932-7-21 5035 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR158442  Amaranthus albus David Charlton 1989-5-17 3183 Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  SFV6617  Amaranthus blitoides T. Gordon, K. A. Wilson 1974-5-29 229 Los Angeles San Fernando Valley NW corner of Balboa and Parthenia. In recently plowed field. Comment
  RSA404558  Amaranthus hybridus L. C. Wheeler 1932-10-7 1422 Los Angeles U. C. L. A. Campus, W Los Angeles. 137 Comment
  RSA607599  Amaranthus powellii L. C. Wheeler 1966-10-25 9066 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SD139700  Amblyopappus pusillus Jon Rebman, Jonathan Dunn 1996-4-29 3106 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  UCD128670  Amblyopappus pusillus Daryl Koutnik 1978-4-28 416 Los Angeles Point Dume near Zuma Beach. 60 Comment
  RSA746549  Ambrosia acanthicarpa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37031 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
  SD92030  Ambrosia chamissonis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22705 Los Angeles San Clemente Island, sandy flat northwest end 4 Comment
  UCR45038  Ambrosia chamissonis A. C. Sanders 1986-7-30 6824 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
  RSA416935  Ambrosia chamissonis Robert Gustafson 1980-8-29 1881 Los Angeles Ballona Wetlands, Area 3. Confined to a samll relict strip of coastal strand near the jct of Lincoln Blvd. and the Ballona Creek Channel of Area 3. Comment
  RSA128001  Ambrosia confertiflora Peter H. Raven 1959-11-7 14733 Los Angeles Just below Hollywood Reservoir, Santa Monica Mtns. 183 Comment
  RSA0087093  Ambrosia salsola R. G. Swinney 2010-6-1 13074 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  UCR124417  Amelanchier utahensis B. C. Templeton 1932-5-31 5057 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CATA426  Amsinckia intermedia Sara L. Crockett, Sheila Schueller 1997-3-8 564 Los Angeles Santa Catalina Island: Valley of the Ollas, 2.8 miles W on Empire Landing Road from jct. with Airport Road; N side of the road, ca. 200 m toward San Pedro Channel 268 Comment
  LA81964  Amsinckia intermedia O. H. Kappler; 1941-3-15 136 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SFV3059  Amsinckia intermedia A. M. Johnson 1933-4-18 4196 Los Angeles Santa Monica Mountains Los Angeles. UCLA Botanical Garden. 115 Comment
  UC284962  Amsinckia intermedia P. A. Munz 1923-4-8 6630 Los Angeles e coast San Clemente Island Comment
  UCR146348  Amsinckia intermedia James Henrickson 1985-3-30 19781 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  SDSU4884  Amsinckia intermedia A. H. Gallup 1949-3-14 301 Los Angeles Orange orchard Claremont. 366 Comment
  RSA799974  Amsinckia menziesii Pam De Vries 2013-4-3 7826 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  LA40182  Amsinckia menziesii A. M. Johnson; 1933-4-18 4195 Los Angeles U.C.L.A. Botanical Garden Comment
  RSA0089957  Amsinckia menziesii C. B. Wolf 1932-5-13 3622 Los Angeles Santa Catalina Island. Near largest reservoir, 3 1/2 mi. (by road) from Avalon on road to Isthmus. 365 Comment
  UC78285  Amsinckia spectabilis T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  RSA772295  Amsinckia tessellata R. G. Swinney 2009-4-28 10521 Los Angeles summit of Mt. Emma 1585 Comment
  SBBG63563  Amsinckia tessellata R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCR221906  Amsinckia tessellata R. G. Swinney 2009-4-28 10521 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA630367  Amsinckia tessellata var. tessellata L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  UCR153374  Anagallis arvensis L. C. Wheeler 1967-7-6 9924 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  SD234277  Ancistrocarphus filagineus A. C. Sanders 2003-4-29 26169 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 395 Comment
  RSA509601  Ancistrocarphus filagineus L. C. Wheeler 1967-5-8 9320 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  RSA609751  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1946-9-9 6367 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 0.5 mile E of Bear Creek 518 Comment
  RSA188302  Anemopsis californica R. F. Thorne 1966-6-2 36528 Los Angeles Santa Catalina Island. Small stream running into reservoir NW of Catalina Airport. 442 Comment
  JEPS35962  Anisocoma acaulis F. W. Peirson 1921-5-19 1468 Los Angeles Little Rock Creek; San Gabriel Mts. 1036 Comment
  RSA515173  Anisocoma acaulis Steve Boyd, Orlando Mistretta 1986-3-31 1563 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA599825  Antirrhinum coulterianum Steve D. Boyd, Lauren Raz 1997-5-6 9754 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA425782  Antirrhinum coulterianum Fordyce Griffiths Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  JEPS83326  Antirrhinum kelloggii David M. Thompson 1983-5-20 310 Los Angeles 2.4 mi w Interstate 5 (along Pico Canyon Road, n side of road); Santa Susana Mtns., Newhall Quad. (7.5', 1969) 487 Comment
  CDA41225  Antirrhinum multiflorum Phillipson 1915-6-7 3 .1.A Los Angeles Duarte. Comment
  UCR230256  Antirrhinum multiflorum Dan S. Cooper 2011-4-26 411- 6 Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  SFV2576  Apiastrum angustifolium M. L. Vincent 1963-5-7 335 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  UC407307  Apiastrum angustifolium LeRoy Abrams 1903-3-14 3136 Los Angeles San Pedro Hills; Southern California, San Pedro Hills Comment
  RSA0021513  Arabis glabra Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5142 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR230252  Arabis glabra Dan S. Cooper 2011-4-28 411- 3 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  UCR78139  Arabis pulchra Wandalee Thompson 1964-4-11 19 Los Angeles Transverse Range; Liebre Mtns., De La Fodor Ranch, Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  UCR204017  Arabis repanda R. G. Swinney 2001-9-15 8140 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  SD230158  Aralia californica Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: Alder Gulch. Open north-facing ravine with permanent stream. 1584 Comment
  CAS-BOT-BC102250  Arctium lappa Philip A. Munz 1950-8-10 15477 Los Angeles north end of Indian Hill Mesa, Claremont Comment
  RSA626736  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7231 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA626693  Arctostaphylos glandulosa subsp. cushingiana Allen Massihi, Jon E. Keeley 1992-6-23 15716 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA626732  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22107 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  CAS-BOT-BC23250  Arctostaphylos glandulosa subsp. glandulosa Peter H. Raven 1959-3-8 13840 Los Angeles Mulholland Drive 7.6 miles west of Topanga Canyon 365 Comment
  UCR279236  Arctostaphylos glandulosa subsp. glandulosa A. C. Sanders, Amy Litt 2017-3-17 42880 Los Angeles Santa Monica Mountains, Backbone Trail off Stunt Rd. near 2.94 mile marker 586 Comment
  CAS-BOT-BC23068  Arctostaphylos glandulosa subsp. mollis Walter Knight; Irja Knight 1986-11-26 6308 Los Angeles San Gabriel Mountains: 1.3 miles below Clear Creek Campground (en route to la Canada Flintridge) Comment
  RSA630286  Arctostaphylos glandulosa subsp. mollis LeRoy Gross 1999-2-13 109 Los Angeles San Gabriel Mountains.: Big Santa Anita Canyon 762 Comment
  RSA721289  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-3-14 5905 Los Angeles Potato Mtn. NW of Upland 1043 Comment
  SBBG119271  Arctostaphylos glauca O. Mistretta, M. Elvin 1995-3-30 1585 Los Angeles Mill Crk Summit, on summit, just W of Angeles Forest Hwy on Pacific Crest Trail Comment
  UCR184205  Arctostaphylos glauca A. C. Sanders, T. B. Salvato 2007-4-24 33493 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1128 Comment
  RSA634775  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20346 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA634905  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1986-9-15 11104 Los Angeles 1 mile north of Mill Creek Summit, Angeles Forest Hwy. Comment
  RSA635075  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20379 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635094  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20349 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635114  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20478 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA635139  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20577 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA238250  Arctostaphylos patula R. F. Thorne 1969-7-2 38333 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2072 Comment
  UCD53450  Arctostaphylos patula subsp. platyphylla Robert F. Thorne; John Olmsted 1965-8-26 35352 Los Angeles San Gabriel Mountains; Angeles National Forest; near top of Bue Ridge, SE of Holiday Hill Ski Lift. 2560 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
  RSA15525  Argemone munita Carl B. Wolf 1928-5-13 2184 Los Angeles 1/2 way between Castaic and Sandbergs. Comment
  LA88551  Artemisia californica O. H. Kappler; 1944-12-15 726 Los Angeles Santa Monica Mountains, Lechusa Canyon 243 Comment
  UCR271610  Artemisia californica R. G. Swinney 2011-11-3 15988 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  RSA589094  Artemisia douglasiana Orlando Mistretta 1994-9-13 1466 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA129780  Artemisia dracunculus G. T. Nordstrom 1935-3-23 399 Los Angeles 1/4 mile W. of Caswell's Comment
  UC449638  Artemisia tridentata C. F. Saunders 1920-12-1 Los Angeles San Fernando Valley Comment
  UCR239943  Artemisia tridentata R. G. Swinney 2009-11-16 11630 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  JEPS47798  Asclepias californica Frank W. Peirson 1919-6-15 496 Los Angeles Rock Creek; San Gabriel Mts. 1981 Comment
  POM175350  Asclepias californica E. Crow 1930-6-29 s.n. Los Angeles Trail between Pine Flats and Crystal Lake 1706 Comment
  RSA0110210  Asclepias californica Richard G. Swinney 2011-5-16 14743 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SE of Colby Ranch Rd. and FS Rd. 3N19 (along Big Tujunga Cyn.), c. 450 ENE of lodge in center of camp. 1375 Comment
  UC277071  Asclepias californica I. Johnston 1917-6-20 1266 Los Angeles Baldy Lookout of USFS San Antonio Mts. 2133 Comment
  SEINET10580749  Asclepias californica subsp. californica Adolph D. E. Elmer Elmer 3722 Los Angeles Acton 825 Comment
  RSA719490  Asclepias fascicularis Gary Kovnat, LeRoy Gross 2003-6-28 46 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  RSA373561  Asclepias fascicularis Tim Ross 1992-6-15 6584 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) knoll at the head of the S fork of Sycamore Canyon 372 Comment
  SFV5204  Asclepias fascicularis B. C. Templeton 1940-6-24 s. n. Los Angeles Liebre Mountain. 1372 Comment
  UCR52598  Asclepias vestita L. F. LaPre 1988-7-2 s.n. Los Angeles Western Mojave Desert, Del Sur Ranch, 6 mi. west of Lancaster, near intersection Ave G & 100th Street West 765 Comment
Read comments
Feb 10 2008
  CATA1428  Asparagus asparagoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2589 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  UC1595281  Asparagus officinalis subsp. officinalis Tim Ross 1991-5-17 6382 Los Angeles 870 m distant, 21 degrees nne East Fork Station (n end of Heaton Flat area, East Fork of the San Gabriel River); San Gabriel Mts., Heaton Flat 633 Comment
  UCR197216  Asphodelus fistulosus Valerie Soza, Laura A. Moore 2000-5-10 825 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park 579 Comment
  NY643204  Asphodelus fistulosus T. S. Ross 1992-4-13 6137 Los Angeles San Clemente Island: North head of the island, on sandy NE-facing terrace off the E end of the active runway. 42.7 Comment
  SEINET3153586  Aspidotis californica G. B. Grant 1901-1-1 248 Los Angeles Santa Monica Range Comment
  RSA0036064  Aster bernardinus I. M. Johnston 1917-8-23 1640 Los Angeles Prairie fork San Gabriel River. 1524 Comment
  POM158116  Aster subulatus var. ligulatus L. R. Abrams 1902-8-24 2970 Los Angeles Mesmer (now Fox Hills SSE of Culver City) Comment
  RSA90182  Astragalus bicristatus F. W. Peirson 1922-7-6 3198 Los Angeles Big Pines, Swartout Valley Comment
  RSA0040253  Astragalus brauntonii J. C. Marvin 1921-05 s.n. Los Angeles Canyon near Brentwood; Los Angeles. Comment
  RSA415428  Astragalus coccineus G. R. Johnstone 1926-4-24 s.n Los Angeles Antelope Valley. Foothills East of Valley. Comment
  RSA134859  Astragalus gambelianus P. H. Raven, Henry J. Thompson 15044 Los Angeles Just West of Triunfo Pass. 640 Comment
  SEINET10775821  Astragalus miguelensis Robert F. Thorne 1973-4-11 Thorne 42877 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA251383  Astragalus nevinii R. F. Thorne 1966-4-15 35994 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  UCR186571  Astragalus purshii var. tinctus A. C. Sanders 2006-4-25 32195 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA3490  Astragalus trichopodus C. B. Wolf 1932-5-9 s.n Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  SD31170  Astragalus trichopodus var. lonchus Edith A. Purer 1931-2-21 Los Angeles Palos Verdes hills Comment
  CAS-BOT-BC194049  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 603 Los Angeles Northwest of Wilson's Harbor, Santa Catalina Island Comment
  RSA110189  Astragalus trichopodus var. lonchus H. D. Ripley, R. C. Barneby 1943-4-9 5194 Los Angeles Sea-Bluffs N. of Santa Monica. 9 Comment
  RSA415735  Astragalus trichopodus var. lonchus Anstruther Davidson 1893-03 s.n Los Angeles Los Angeles. Comment
  CAS-BOT-BC199085  Astragalus trichopodus var. phoxus Louis C. Wheeler 1931-11-11 345 Los Angeles Garapito Creek, Santa Monica Mts. 518 Comment
  JEPS54901  Astragalus trichopodus var. phoxus W. L. Jepson 1939-4-14 19115 Los Angeles Topanga Canyon , Topanga Canyon (Santa Monica Mts.) Comment
  LA205770  Astragalus trichopodus var. phoxus Carl Epling; May 1927 Los Angeles Ridge Route near Summit Comment
  UCR125917  Astragalus trichopodus var. phoxus A. C. Sanders, Mark Elvin 2002-6-19 25198 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  RSA66531  Athysanus pusillus F. W. Peirson 1921-3-3 663 Los Angeles Arroyo Seco, near Pasadena 350 Comment
  SD116575  Athysanus pusillus Barbara Ertter, Jeffrey Strachan 1980-5-18 3441 Los Angeles South Fork Big Rock Creek, ca. 0.5 mile north of South Fork Campground on Forest Road 4N11A, Angeles National Forest. 1370 Comment
  SFV15338  Atriplex californica J. C. Dittes, P. Dittes 1990-3-17 55 Los Angeles Santa Monica Mountains El Matador State Beach trail. 18 Comment
  RSA452410  Atriplex canescens H. L. Bauer 1927-12 s.n. Los Angeles Antelope Valley Comment
  RSA452411  Atriplex canescens George R. Johnstone 1932-4-24 s.n. Los Angeles 15 miles E of Palmdale. Mojave Desert. Comment
  LA91277  Atriplex canescens subsp. canescens Carl Epling; Mrs. Epling 1937-6-16 sn Los Angeles 2 mi. E of Lancaster Comment
  POM278670  Atriplex canescens subsp. canescens Grant D. Brown 1949-11-7 426 Los Angeles 1 mile N of Valyermo Comment
  POM278671  Atriplex canescens subsp. canescens Grant D. Brown 1949-11-7 423 Los Angeles 6 mi. W of Jackson Lake on Big Pines-Valyermo Road 1706 Comment
  SEINET3930686  Atriplex canescens subsp. canescens Timothy S. Ross, Steve Boyd 1994-9-20 8227 b Los Angeles Located 2 miles northwest of Acton. Sandy wash, south side of intersection Escondido Canyon Road and Red Rover Mine Road.; 0 884 Comment
  CAS-BOT-BC170024  Atriplex confertifolia Le Roy Abrams; E. A. McGregor 1908-6-24 416 Los Angeles Near Willow Springs, Antelope Valley Comment
  RSA6641  Atriplex confertifolia C. B. Wolf 1932-9-15 1549 Los Angeles About 2 blocks west of center of town of Lancaster. Antelope Valley, Mojave Desert. 718 Comment
  UCR265465  Atriplex coronata Jordan Zylstra 2015-6-5 15005 Los Angeles Western Antelope Valley, Tejon Ranch, vicinity of Quail Lake, north of SR-138, east of Cement Plant Road 1015 Comment
  UC1234696  Atriplex lentiformis subsp. lentiformis Peter H. Raven 1962-5-7 17580 Los Angeles just above coast 1 mi s Wilson Cove (San Clemente Island); , s of Wilson Cove 6 Comment
  UC850843  Atriplex leucophylla F. R. Fosberg 1931-5-18 S 4894 Los Angeles Little Harbor , Little Harbor (Santa Catalina Island) 2 Comment
  CAS-BOT-BC180938  Atriplex nummularia Philip A. Munz 1932-8-31 12817 Los Angeles Playa del Rey Comment
  UC527385  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  CAS-BOT-BC180916  Atriplex pacifica Alice Eastwood 1906-6-2 182 Los Angeles San Pedro Comment
  RSA597460  Atriplex pacifica Angelika Brinkmann-Busi 1992-5-29 s.n. Los Angeles Rancho Palos Verdes: Subregion 718 (Westslope of Shoreline Park) Comment
  RSA642088  Atriplex phyllostegia Orlando Mistretta, Mark Elvin 1995-3-30 s.n. Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  RSA597461  Atriplex prostrata J. Qiu 1992-11-27 s.n. Los Angeles Claremont. Comment
  SEINET4136263  Atriplex semibaccata Steve Boyd, L. Raz 1996-10-8 9021 Los Angeles Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, ca. 0.9 miles east of junction with Bouquet Canyon Road.; 0 524 Comment
  RSA453953  Atriplex semibaccata L. E. Hoffman 1929-5-16 s.n. Los Angeles Castle Rock, Santa Monica. Comment
  UCR125946  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-6-19 25203 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  LA11001  Avena barbata A. M. Johnson; 1933-4-18 4199 Los Angeles Botanical Garden, University of California, Los Angeles Comment
  RSA585245  Avena fatua L. C. Wheeler 1934-4-15 2517 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  LA206325  Azolla filiculoides Peter H. Raven; Henry J. Thompson 1959-10-18 14676 A Los Angeles Santa Monica Mountains, N arm of Malibu Lake 220 Comment
  RSA694980  Azolla filiculoides George R. Johnstone 1936-3-22 s.n. Los Angeles Soledad Comment
  RSA716468  Baccharis emoryi Scott D. White, Andrea Warniment 2006-7-6 11604 Los Angeles SE Tehachapi Mtns: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  SBBG13592  Baccharis glutinosa E. R. Blakley 1962-10-5 5456 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  CAS-BOT-BC99412  Baccharis pilularis V. Bailey 1907-10-29 s.n. Los Angeles Santa Monica Mts. (n. slope) Comment
  UCR117547  Baccharis pilularis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23264 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  POM350364  Baccharis salicifolia Ora M. Clark 1929-2-3 1495 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  RSA93168  Baccharis salicifolia F. W. Peirson 1918-10-16 283 Los Angeles foot of Echo Mountain Trail 549 Comment
  UCR128004  Baccharis salicina Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2996 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  SBBG60849  Balsamorhiza deltoidea R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  CLARK-A1528-7861  Barbarea orthoceras John C. Roos 1947-5-31 3664 Los Angeles San Gabriel Mountains Comment
  OBI5971  Berberis nevinii Carl B. Wolf 1927-1 Los Angeles Comment
  POM350846  Bidens laevis B. C. Templeton 1934-10-13 4807 Los Angeles Los Angeles River Comment
  JEPS26197  Bidens pilosa Peter H. Raven 1959-10-10 14617 Los Angeles University of California, Los Angeles, Santa Monica Mountains Santa Monica Mountains, University of California, Los Angele 129 Comment
  UCR205718  Bidens pilosa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36922 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  CHSC4742  Bloomeria crocea M. MacArthur 1967-6-24 57 Los Angeles 0.7 mi from turn-off on Angeles Crest Hwy. To lower Chilao keeping always to right - - left side of rd. Angeles National Forest, San Gabriel. 1584 Comment
  RSA604391  Bloomeria crocea Sara L. Crockett, Steven A. Junak, Mark Haefs, Janet Takara 1997-3-28 614 Los Angeles Santa Catalina Island. S of Two Harbors on Cat Harbor Road. 30 Comment
  RSA656675  Bloomeria crocea G. Pitto 1980-6-8 49 Los Angeles At base of trail, south end of Hinderberg Park [Crescenta Valley Park] bottom of Dunsmore Ave. La Crescenta. 518 Comment
  SD230122  Bloomeria crocea var. montana Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10015 Los Angeles Liebre Mountains Region: Upper northern flank of Liegre Mountain head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. Relatively gentle slopes, grading into steep canyon sides. 1584 Comment
  UCR199824  Boechera arcuata Steve Boyd, Amber Maurice 2004-5-18 11343 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  CAS-BOT-BC16083  Boechera californica Alice Eastwood 1919-5-29 8937 Los Angeles San Gabriel Canyon. Comment
  RSA629685  Boechera californica Scott D. White, Dave Bramlet 1998-8-11 7031 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCSB2229  Boechera pulchra Haller, John 1957-4-13 Los Angeles On the slopes of Upper Mint Canyon; ca. 5 rd. mi. E of road to Acton; 10 rd. mi. E of Angeles Forest Hwy. 914 Comment
  CAS-BOT-BC14719  Boechera repanda LeRoy Abrams; E. A. McGregor 1908-7-3 589 Los Angeles North Baldy Mountain. San Gabriel Mountains. Rock Creek Canyon. 2133 Comment
  RSA9738  Bowlesia incana L. C. Wheeler 1932-5-8 688 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  UCR259377  Boykinia rotundifolia R. G. Swinney 2010-8-30 13618 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  CHSC34544  Brachychiton populneum James Henrickson 1973-6-23 10938 Los Angeles 1 1/2 mile north of Malibou, in tract of land at junction of Rambala Pacifico and Schueren Road. 426 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
  SBBG14043  Brachypodium distachyon P. H. Raven 1962-5-22 17825 Los Angeles above Emerald Bay 121 Comment
  SEINET208523 Image available Brachypodium hybridum Peter H. Raven 1962-5-22 17825 Los Angeles Above Emerald Bay; Santa Catalina Island. 122 Comment
  RSA0081306  Brassica geniculata R. G. Swinney 2010-3-24 12072 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR108416  Brassica geniculata Jeanne Gural, V. Soza 1997-3-26 17 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard 412 Comment
  LA51495  Brassica rapa D. Dunn; 1941-3-11 Los Angeles San Gabriel Mountains, Foothills, N of Santa Monica Comment
  RSA482930  Brassica rapa H. L. Bauer 1929-3-15 s.n. Los Angeles Long Beach. Comment
  RSA482931  Brassica rapa Jack Rempel 1932-3-27 s.n. Los Angeles El Segundo. Comment
  UC520007  Brassica rapa Joseph Andorfer Ewan 1932-4-30 7434 Los Angeles Pacific Electric Ry. Bridge at Culver City Culver City Comment
  UCR273196  Brickellia californica R. G. Swinney 2011-10-25 15865 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
  RSA94119  Brickellia californica F. W. Peirson 1918-9-7 221 Los Angeles Upper end of Eaton Canyon 1524 Comment
  CAS-BOT-BC127698  Brickellia microphylla var. microphylla Wesley Griesel 1962-9-14 739 Los Angeles State Hwy #2 between Islip Saddle & Dawson Saddle. San Gabriel Mts. 2133 Comment
  SD211540  Brickellia nevinii Scott D. White, Justin M. Wood 2008-10-7 12556 Los Angeles San Gabriel Mountains; San Gabriel River - West Fork, between Bear Creek and Rincon Red Box Road (Azusa) 548 Comment
  POM257577  Brodiaea minor Carl B. Wolf 1932-5-13 3623 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 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
  CAS-BOT-BC149344  Bromus arizonicus Peter H. Raven 1959-4-19 14012 Los Angeles Santa Monica Mountains. Edge of beach, along coast 0.8 mile east of Ventura county line. 7 Comment
  RSA385307  Bromus carinatus Anonymous 1914-6-29 s.n. Los Angeles Inglewood. Comment
  RSA385308  Bromus carinatus var. carinatus Samuel R. Tyson 1942-5-28 s.n. Los Angeles San Dimas Canyon 1463 Comment
  UCR272359  Bromus carinatus var. carinatus R. G. Swinney 2011-6-20 15226 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  RSA623758  Bromus diandrus Arthur R. Kruckeberg 1940-3-29 138 Los Angeles Occidental College, back of Occidental nursery. Comment
  RSA670805  Bromus diandrus Joseph M. Keefe 2001-3-16 31099 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105 284 Comment
  UCR213391  Bromus diandrus A. C. Sanders, Dan S. Cooper 2010-3-12 37330 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA706553  Bromus grandis LeRoy Gross 2005-6-23 2381 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1458 Comment
  CAS-BOT-BC155387  Bromus hordeaceus Dr. H. E. Hasse 1890-4-1 s.n. Los Angeles Soldier's House. Comment
  CAS-BOT-BC155390  Bromus hordeaceus Philip A. Munz 1954-5-15 19474 Los Angeles In lawn at Padua Hills, northeast of Claremont. Comment
  CAS-BOT-BC155392  Bromus hordeaceus E. R. Blakley 1963-4-10 5596 Los Angeles Santa Catalina Island. 1 mile south of Avalon. 30 Comment
  POM155634  Bromus hordeaceus M. B. Dunkle 1928-4-10 1842 Los Angeles Santa Catalina Island. Above Parson's. 244 Comment
  POM363876  Bromus hordeaceus Robert Gustafson 1978-6-1 994 Los Angeles Off dirt road leading into Hungry Valley, ca. .3 mile west of the 2-lane Peace Valley Rd., west of Gorman. 1220 Comment
  RSA527589  Bromus hordeaceus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4414 Los Angeles San Clemente Island. E side of island, Bryce Canyon near Malo Point. Comment
  UCR191705  Bromus hordeaceus A. C. Sanders 2008-4-11 34871 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  SBBG116993  Bromus madritensis S. A. Junak 2001-5-3 SCa 1474 Los Angeles just N of Airport Rd, in extreme upper portion of Swain (Toyon) Cyn 374 Comment
  SEINET10520332  Bromus molliformis Meryle B. Dunkle 1939-4-4 Dunkle 7254 Los Angeles Dry slope, Pyramid Cove, San Clemente Island. Comment
  UCD59293  Bromus pseudolaevipes Peter H. Raven 1960-5-15 15354 Los Angeles Santa Monica Mountains. Piuma Road 2.1 miles east of Rambla Pacifica. 487 Comment
  SBBG13306  Bromus rubens M. A. Piehl -Jun-1962 62396 Los Angeles cyn E of Thirst 304 Comment
  UCD59528  Bromus rubens Jack Delaini; Barbara Shervanick 1974-3-22 76 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 792 Comment
  UCR281999  Bromus rubens R. G. Swinney 2014-5-7 16418 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  CHSC99437  Bromus sterilis LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 957 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
  CHSC99438  Bromus sterilis LeRoy Gross; M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1054 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; Brand Canyon, below the high waterfall, where the canyon forks off. UTM Zone 11: 3784447N 0383368E. A smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  RSA653914  Bromus sterilis Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 903 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 487 Comment
  SEINET3259576 Image available Bromus tectorum R. G. Swinney 1998-7-10 6374 Los Angeles San Gabriel Mtns.; Prairie Fork, near Cabin Flats Campground. 1591 Comment
  LA94734  Buddleja davidii J. Feldman; 1959-6-15 sn Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek Comment
  UCR97793  Cakile maritima Scott D. White 1997-3-12 4732 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA177687  Calandrinia ciliata R. F. Thorne, Percy C. Everett 1965-5-10 34523 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  RSA466537  Calandrinia ciliata Christopher Davidson 1973-4-6 1869 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  RSA466538  Calandrinia ciliata Bonnie C. Templeton 1930-4-2 1407 Los Angeles Mulholland Dr., Northwest of Hollywood 600 Comment
  RSA570049  Calandrinia ciliata Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4906 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  RSA792016  Calocedrus decurrens Jane Tirrell 2012-8-20 LS 0161 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. 2259 Comment
  LA200914  Calochortus albus Norman A. Cole; May 1964 400 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, Besides Lake Malibu bridge on Lake Vista Rd. 213 Comment
  UCR190261  Calochortus albus R. G. Swinney 2000-5-25 7784 Los Angeles San Gabriel Mtns., Azusa, 0.3 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon 244 Comment
  CAS-BOT-BC132265  Calochortus catalinae LeRoy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  RSA640807  Calochortus catalinae Louis C. Wheeler 1931-4-10 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  UC205717  Calochortus catalinae S. B. Parish 1919-4-19 19269 Los Angeles Lone Hill, near San Dimas Comment
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Oct 2 2016
  RSA680328  Calochortus clavatus Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9607 Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  RSA0050037  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -016 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1311 Comment
  RSA0050039  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -015 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1341 Comment
  IRVC26957  Calochortus clavatus var. gracilis A. C. Sanders 2003-4-17 26065 Los Angeles Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns. 396 Comment
  RSA377333  Calochortus clavatus var. gracilis Louis C. Wheeler 1932-6-12 811 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UCR190907  Calochortus invenustus R. G. Swinney 1998-7-2 6239 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC487906  Calochortus kennedyi Robert F. Thorne 1973-5-11 43458 Los Angeles San Gabriel Mts., Mojave Desert Slope: 1/2-1/4 mi N of Bob's Gap, N slope of Holcomb Ridge, c. 2 1/2 mi due S of Llano 1158 Comment
  RSA586982  Calochortus kennedyi var. kennedyi Orlando Mistretta 1992-5-8 314 Los Angeles Slopes east of Little Rock Creek Reservoir. 1159 Comment
  IRVC28191  Calochortus plummerae Naomi Fraga, et al. 2004-6-3 1240 Los Angeles Along Barrett Stoddard Road (2N04) between Cascade and barrett Cyns. Transverse Ranges; San Gabriel Mtns. Comment
  RSA584768  Calochortus plummerae Timothy S. Ross 1992-7-17 6737 Los Angeles San Gabriel Mountains: Saddle between Fox (triangulation point, 5033-ft) and knoll ESE of it, on steep divide between Fox Creek and Fusier Canyon. 1451 Comment
  LA82371  Calochortus splendens O. H. Kappler; 1940-5-26 33 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC843701  Calochortus splendens F. R. Fosberg 1931-4-23 S 4690 Los Angeles se slopes Black Jack Mt.; Santa Catalina Island 350 Comment
  CAS-BOT-BC493413  Calochortus splendens R. C. Foster 1937-6-6 343 Los Angeles In Chaparral on upper portion of canon sides, Cobal Canon (foothills of San Gabriel Mts.), north of Claremont Comment
  SEINET12057839  Calochortus splendens F. R. Fosberg 1931-1 54819 Los Angeles Santa Catalina Island, Cape Canyon Comment
  SBBG57809  Calochortus venustus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UC1871127  Calyptridium monandrum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4817 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
  UCR259138  Calyptridium monandrum R. G. Swinney 2010-5-4 12519 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UC1211116  Calystegia macrostegia subsp. intermedia Huron H. Smith 1912-6-5 5079 Los Angeles Santa Catalina Isl. , to Summit (to Summit) 243 Comment
  CATA300  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs 1973-6-5 320 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  SDSU14842  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-27 28 Los Angeles Chalk Canyon, approx 1/2 mile inland from Horse Beach, growing among Rhus, Encelia and Malacothamnus clementinus, SHOBA zone of San Clemente Island. 30 Comment
  SEINET4077935  Calystegia macrostegia subsp. macrostegia R. Moran 1941-1 593 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA646093  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1993-6-2 853 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap above Vincent Gulch. 2011 Comment
  JEPS53274  Camelina microcarpa Frank W. Peirson 1922-7-7 3181 Los Angeles San Gabriel Mountain, Swartout Valley, Rangers Cabin Swartout Valley; San Gabriel Mountain, , Rangers Cabin 1798 Comment
  UCR204858  Camissonia R. G. Swinney 2006-6-18 8543 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR223787  Camissonia R. G. Swinney 2009-5-28 10954 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  POM3195  Camissonia bistorta L. R. Abrams 1901-4-6 1389 Los Angeles Big Tujunga Wash Comment
  RSA465665  Camissonia bistorta Howard Mullins 1931-4-15 s.n. Los Angeles Flintridge Comment
  RSA613089  Camissonia bistorta M. E. Siqueiros D. 1997-3-8 4371 Los Angeles Bernard Biological Field Station. NW corner of Mills Ave., and Foothill Blvd., Claremont. West of main road on Foothill entrance, junction of two fire roads, south of old infirmary. 412 Comment
  RSA562802  Camissonia californica D. Charlton 1990-4-7 4198 Los Angeles Kentucky Springs, Sierra Highway S of Palmdale, foothills of San Gabriel Mountains. 701 Comment
  RSA454024  Camissonia cheiranthifolia subsp. suffruticosa Tom Burch 1940-2-22 s.n. Los Angeles Redondo Beach. Comment
  RSA598851  Camissonia graciliflora Steve Boyd, T. S. Ross 1997-3-21 9223 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1311 Comment
  RSA515098  Camissonia guadalupensis subsp. clementina Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 801 -5 Los Angeles San Clemente Island: Main dune area at Darter Road, NW part of the island. Comment
  RSA0092164  Camissonia hirtella R. G. Swinney 2010-5-11 12697 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA582803  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1993-5-23 7295 Los Angeles Lower, easterly ridge of Red Mtn, on northerly to northeasterly slope 500-570 m SE of the saddle between Ruby and Clearwater Canyons., [Range:] 34 deg 35' 23-25''N 118 deg 29' 13''W 966 Comment
  UCR151336  Camissonia hirtella Steve Boyd, Amber Maurice 2004-5-18 11319 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  UCR166270  Camissonia hirtella Scott D. White, Chet McGaugh 1995-5-9 2992 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA0118853  Camissonia kernensis subsp. gilmanii A. C. Sanders 2007-4-25 33586 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  RSA780008  Camissonia micrantha R. G. Swinney 2009-4-7 10301 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR220194  Camissonia micrantha R. G. Swinney 2009-4-7 10301 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  SBBG126884  Camissoniopsis bistorta A. Parikh, N. Gale 2011-5-19 3391 Los Angeles San Gabriel River, Whittier Narrows Nature Center, 0.2 km SE of Durfee Ave, 0.8 km SW of Peck Rd 67 Comment
  LA200693  Camissoniopsis cheiranthifolia subsp. suffruticosa Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  UCSB4492  Camissoniopsis cheiranthifolia subsp. suffruticosa Wedberg, H. 1957-3-24 Los Angeles Pt. Dume Comment
  SBBG125881  Camissoniopsis confusa A. Parikh, N. Gale 2010-6-8 3267 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.3 km NW of State Hwy 14; E Liebre Mtns 1150 Comment
  CDA38017  Camissoniopsis micrantha T. C. Fuller 1962-4-1 8160 Los Angeles North side of Hwy. 66, western limits of Azusa. 0 Comment
  SFV6153  Capsella bursa-pastoris T. Gordon 1974-2-4 16 Los Angeles San Fernando Valley Los Angeles, Northridge. Northridge Park. Comment
  UCR214663  Cardamine A. C. Sanders, Dan S. Cooper 2010-4-30 38134 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR97080  Cardamine O. F. Clarke 1985-2-28 s.n. Los Angeles Pasadena. Grounds of the El Mirador Estates, El Mirador Drive 335 Comment
  CAS-BOT-BC37455  Cardamine californica W. R. Dudley 1907-12-16 s.n. Los Angeles Deer Park Canyon (near Monrovia). Comment
  LA200310  Cardamine californica Martha Hilend Kinsey; 1934-3-10 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SD113128  Cardamine californica Darley F. Howe 1915-3-1 23 Los Angeles San Dimas Canyon. Comment
  SD41315  Cardionema ramosissimum Edith A. Purer 1931-4-23 2006 Los Angeles El Segundo. 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
  RSA747059  Carduus pycnocephalus R. G. Swinney 2008-5-30 8900 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA772200  Carex R. G. Swinney 2009-5-27 10874 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
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Sep 12 2018
  UCR182118  Carex R. G. Swinney 1997-6-19 5619 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
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Sep 12 2018
  RSA772162  Carex alma R. G. Swinney 2009-5-20 10843 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SEINET7549342 Image available Carex alma Timothy S. Ross 1990-6-11 2993 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. 1254 Comment
  UC1133495  Carex alma Jerome S. Horton 1936-5-26 342 Los Angeles Tanbark Flat 853 Comment
  UCR190102  Carex athrostachya R. G. Swinney 1998-9-7 6938 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  UCR84489  Carex chihuahuensis T. S. Ross, S. D. Boyd 1990-5-29 2708 Los Angeles San Gabriel Mtns., Big Rock Creek. Empty, gutted cabin on the E side of riparian strip, just upstream from the Gaging Station 1236 Comment
  RSA639615  Carex densa L. C. Wheeler 1967-5-23 9704 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA732919  Carex fracta R. G. Swinney 1999-8-16 7659 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope, 2445 Comment
  SD107768  Carex heteroneura Robert F. Thorne, L. DeBuhr 1974-6-28 44750 Los Angeles San Gabriel Mountains; Angeles National Forest; Lily Springs area on north slope Mount Hawkins; drainage of south Fork Big Rock Creek; on moist seepage slope in sugar pine, whilte fir, lodgepole pine forest. 2438 Comment
  SEINET7568464 Image available Carex multicaulis Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns: Chilao Creek head waters. 1798 Comment
  UCR57212  Carex pellita R. G. Swinney 1989-5-25 s.n. Los Angeles San Gabriel Mtns, San Dimas Canyon, 0.25 mi north of Golden Hills Drive on San Dimas Canyon Road 427 Comment
  OBI35041  Carex praegracilis A. C. Sanders, K. R. Neisess & N. Smith, N. Smith 1980-6-4 1551 Los Angeles Peace Valley, about 3 mi SE of Gorman on the Old Gorman Post Rd 1219 Comment
  CAS-BOT-BC118424  Carex praegracilis A. C. Sanders 1980-6-4 1551 Los Angeles At the edge of a marshy pond along the old Gorman Post Road ca 2-3 mi E of Gorman. 1219 Comment
  CAS-BOT-BC117933  Carex schottii John Thomas Howell 1947-7-18 23433 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC117419  Carex senta R. F. Thorne; Arthur Charles Gibson 1971-5-22 39770 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon 396 Comment
  POM290226  Carex subfusca Victor Duran 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA364557  Carex subfusca B. C. Templeton 1932-6-1 4674 Los Angeles Below amateur ski jump, Big Pines Park. Comment
  SD82899  Carex subfusca R. F. Thorne, M. Z. Thorne 1969-7-9 38576 Los Angeles San Gabriel mountains; Angeles National Forest; big, wet, sloping meadow at Big Pines. 2073 Comment
  POM1509  Carex triquetra I. M. Johnston 1917-3-6 1917 Los Angeles Evey Canyon, north of Claremont 915 Comment
  SEINET10625715  Carica papaya Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3769 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UCR152548  Carissa grandiflora A. C. Sanders, Lee Jones 2005-4-8 29349 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC230122  Carpobrotus edulis Eric Walther 1932-5-30 s.n. Los Angeles California Botanic Garden, Los Angeles Comment
  RSA0011154  Carya L. M. Prince, Lucinda A. McDade, Norm Ellstrand, Pace Lubinsky, Andrea Kaus 2008-8-18 512 Los Angeles Bonelli Park, San Dimas 315 Comment
  UCSB46773  Cassia nemophila Carlos D. Jativa 1971-10-27 2275 Los Angeles collected in Los Angeles Arboretum Los Angeles Arboretum Comment
  LA82061  Castilleja affinis O. H. Kappler; 1941-5-8 250 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit, Mulholland Hwy. 548 Comment
  POM296954  Castilleja affinis Lyman D. Benson 1947-4-29 12344 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  SEINET4044467  Castilleja angustifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, near Kanan-Dume Road. 198 Comment
  RSA296368  Castilleja applegatei subsp. martinii R. C. Bacigalupi, C. L. Custer 1954-4-4 4391 Los Angeles Millard's Public Camp, Angeles National Forest, in Millard's Canyon, lower reaches of the San Gabriel Mountains, directly back of Altadena 556 Comment
  RSA549192  Castilleja applegatei subsp. martinii Tim S. Ross, Peter Fritsch 1990-6-20 3674 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA632433  Castilleja applegatei subsp. martinii Valerie L. Soza, Kent Hughes 1999-7-1 606 Los Angeles San Gabriel Mountains: Van Tassel Ridge, off Van Tassel Ridge road, vicinity of Mt. Bliss. 1037 Comment
  RSA279078  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1971-4-9 41523 Los Angeles Below dam in San Dimas Canyon. 427 Comment
  CATA921  Castilleja exserta Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1773 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  SBBG54563  Castilleja exserta F. W. Pennell, H. Anderson 1940-4-30 25298 Los Angeles 1.5 mi W of Topanga 548 Comment
  UCR264696  Castilleja exserta subsp. exserta Mitch Provance, Callen Huff 2009-4-28 10735 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
  POM44389  Castilleja foliolosa Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA598587  Castilleja foliolosa Louis C. Wheeler 1967-5-24 9728 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  SBBG50566  Castilleja foliolosa S. A. Junak 1997-3-27 SCa 363 Los Angeles Cape Cyn, on E side of rd to Cape Cyn Reservoir, just SE of pump house by crk 304 Comment
  SD69529  Castilleja foliolosa Robert F. Thorne 1966-4-5 35802 Los Angeles Santa Catalina Island; along paved road on N slope Black Jack Mt. 410 Comment
  UCR204197  Castilleja grisea Mark A. Elvin, Orlando Mistretta 1996-3-24 133 Los Angeles Channel Islands, San Clemente Island, Eagle Canyon 373 Comment
  SFV3339  Castilleja linariifolia M. L. Vincent 1962-10-4 296 Los Angeles San Gabriel Mountains Valyermo Road 0.25 miles west of Valyermo. On damp roadside bank. 1110 Comment
  RSA0005966  Castilleja martinii L. R. Abrams 1901-7-10 1881 Los Angeles San Gabriel Mountains: Wilson's Peak Comment
  RSA622839  Castilleja minor subsp. spiralis Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  SD51781  Castilleja minor subsp. spiralis Rimo Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-15 4207 Los Angeles Boggy flat at junction (confuence of) north fork and main fork of Pacoima Creek, 0.7 mile below Diamond Public Camp (on main fork), San Garbiel Mtns. Comment
  POM308474  Castilleja minor subsp. spiralis Henry J. Ramsey, Henry J. Ramsey 1937-9-2 3097 Los Angeles Angeles Crest Highway, Johnny Canyon. Comment
  UC26497  Castilleja plagiotoma Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  UC284277  Castilleja plagiotoma P. A. Munz 1923-5-27 6878 Los Angeles Big Rock Creek; San Gabriel Mts. 1295 Comment
  OBI25684  Caulanthus amplexicaulis David J. Keil, Dirk Walters 1977-4-30 12302 Los Angeles Ridge Rte, ca 2 mi S of jctn with Los Angeles Co Rd N-2 1280 Comment
  UCR60927  Caulanthus cooperi Steve Boyd, Orlando Mistretta 1986-3-31 1533 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  RSA0038369  Caulanthus coulteri L. Haines 1949-4-3 s.n. Los Angeles 1/2 mi. W. of Topanga Summit. Comment
  CAS-BOT-BC39569  Caulanthus major Dr. A. Davidson 1893-7-1 s.n. Los Angeles Mojave Desert. Rock Creek. Comment
  CAS-BOT-BC47921  Ceanothus arboreus H. E. McMinn 1924-7-25 1313 Los Angeles Catalina Island Comment
  UCR272940  Ceanothus cordulatus R. G. Swinney 2011-7-29 15581 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  POM136654  Ceanothus crassifolius C. F. Baker 1904-2-17 4062 Los Angeles San Antonio Canyon. Comment
  UCR256146  Ceanothus crassifolius R. G. Swinney 2010-3-10 11842 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  SBBG71372  Ceanothus crassifolius var. crassifolius M. N. Ackley -Feb-1928 927 Los Angeles Annandale 243 Comment
  SBBG17372  Ceanothus crassifolius var. planus M. N. Ackley -Feb-1928 Los Angeles Annandale Comment
  UCR124418  Ceanothus cuneatus B. C. Templeton 1932-5-31 4879 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR78150  Ceanothus cuneatus Wandalee Thompson 1964-4-18 26 Los Angeles Transverse Range; Liebre Mtns., Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  RSA578252  Ceanothus cuneatus var. cuneatus Tim S. Ross, S. D. Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. 1378 Comment
  IRVC26156  Ceanothus foliosus A. C. Sanders, Mark A. Elvin 2003-6-18 26945 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
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Mar 27 2007
  RSA771771  Ceanothus greggii R. G. Swinney 2009-5-20 10821 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  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
  RSA0021013  Ceanothus integerrimus Duncan S. Bell, Caitlin Elam 2013-7-11 5360 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  UCSB36662  Ceanothus integerrimus Brownell, Kathleen 1980-5-18 Los Angeles 2.5 mi. N on Mt. Baldy Rd. 83; San Gabriel Mtns; Angeles National Forest 1127 Comment
  CAS-BOT-BC51029  Ceanothus integerrimus var. macrothyrsus Carl B. Wolf 1941-8-15 11153 Los Angeles Santa Ana Mts. W. Slope Santiago Truck Trail, 1 6/10 mi. below main divide motorway 1219 Comment
  RSA0097778  Ceanothus integerrimus var. macrothyrsus R. G. Swinney 2011-7-8 15492 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  CAS-BOT-BC50595  Ceanothus leucodermis Brandegee 1889-5-1 11 Los Angeles Pasadena Comment
  CHSC25948  Ceanothus leucodermis James Henrickson 1972-3-19 7182 Los Angeles Ca 7 air miles north of Sierra Madre along State Hwy 2 in San Gabriel Mts. 1402 Comment
  SD236394  Ceanothus leucodermis Wayne Law, Jun Hu 2000-4-30 3 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. First dirt road on left immediately after Millard campground. 518 Comment
  UCR259061  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles San Gabriel Mountains/Verdugo Mountains, Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  RSA2164  Ceanothus megacarpus E. R. Johnson 1929-3-31 s.n. Los Angeles Mulholland Drive. Comment
  SD45616  Ceanothus megacarpus Darley F. Howe 1953-5-2 Los Angeles Wain Canyon, Catalina Island Comment
  RSA25588  Ceanothus megacarpus var. insularis Carl B. Wolf 1941-6-25 4192 Los Angeles Santa Catalina Island. Head of Avalon Canyon below the Wrigley Mausoleum. 122 Comment
  RSA292461  Ceanothus megacarpus var. insularis James Henrickson 1973-01 8120 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon. Comment
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Feb 9 2017
  SBBG68433  Ceanothus megacarpus var. megacarpus unknown -May-1893 Los Angeles Cahuenga Pass Comment
  UC870595  Ceanothus megacarpus var. megacarpus Ira W. Clokey, B. Templeton Mar. 1929 4507 Los Angeles Mandeville Canyon Santa Monica Mts. 60 Comment
  LA43646  Ceanothus oliganthus W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA399726  Ceanothus oliganthus D. A. Young 1969-3-15 P- 382 Los Angeles 3 mi. NW of Chatsworth, CA S. of Hiway 118 on Santa Susana Rd. Southern Oak Wd. 293 Comment
  UCR19803  Ceanothus oliganthus Freda Detmers 1933-4-19 s.n. Los Angeles San Gabriels Mtns., Little Tujunga Canyon Comment
  CAS-BOT-BC63347  Ceanothus spinosus LeRoy Abrams 1902-3-11 3115 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  UCSB3979  Ceanothus spinosus Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  CAS-BOT-BC277004  Centaurea diluta Grace Cole Fleischman 1952-6-9 s.n. Los Angeles At intersection of Antwerp & Imperial Aves., Watts, Los Angeles Comment
  RSA719491  Centaurea melitensis Gary Kovnat, LeRoy Gross 2003-6-28 45 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SD69619  Centaurea melitensis Robert F. Thorne, P. Everett 1965-5-10 34435 Los Angeles Santa Catalina Island, weedy margins of small stream 274 Comment
  UCR125942  Centaurea melitensis A. C. Sanders, Mark Elvin 2002-6-19 25190 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR95473  Centaurea melitensis L. C. Wheeler 1967-4-23 9191 Los Angeles San Gabriel Mtns, N slope of Sunset Ridge at edge of firebreak by Millard Canyon 610 Comment
  UCR95503  Centaurea repens Steve Boyd, M. Elvin, V. Jotikasthira 1996-6-25 8866 Los Angeles Liebre Mtns, along the Ridge Route west of Castaic Cyn, 1.3 mi. north of the jct w/ Templin Hwy. 854 Comment
  RSA0013637  Centaurium exaltatum Orlando Mistretta, Youssef Atallah 2011-8-12 6013 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  POM153274  Centaurium venustum Hulbert 1928-05 s.n. Los Angeles 1 mile west of Azusa Comment
  SD69722  Cerastium glomeratum Robert F. Thorne, M. Z. Thorne 1966-5-31 36439 Los Angeles Santa Catalina; along stream in Fern Canyon west of Orizaba Mountain. 228 Comment
  POM18212  Cerastium glomeratum P. A. Munz 1923-4-10 6715 Los Angeles San Clemente Island; S of Lemon Tank west coast Comment
  RSA597736  Ceratophyllum demersum T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3792 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA0014722  Cercis occidentalis Laura Moore, Jean Moore 1999-4-25 035 Los Angeles Pitzer College, Claremont; Northwest section of Ouback, along western boundary with Harvey Mudd Soccer Field. 351 Comment
  POM293591  Cercocarpus betuloides Lyman D. Benson 1945-6-3 11831 Los Angeles Claremont; south slope 351 Comment
  RSA453285  Cercocarpus betuloides C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCR17481  Cercocarpus betuloides J. L. Huber 1969-4-27 969 Los Angeles San Gabriel Mtns, Chilao, 1 mi north of Chilao Fire Station 1524 Comment
  UCSC001443  Cercocarpus betuloides Peter Kamb 1948-3-6 1470 Los Angeles Southern crest of the San Rafael Hills San Rafael Hills Comment
  LA52113  Cercocarpus betuloides var. betuloides Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA549802  Cercocarpus betuloides var. betuloides Wandalee Thompson 1964-4-18 27 Los Angeles Thompson Ranch Fire Road, 20660 West Pine Canyon Rd., 7 miles west of Lake Elizabeth. 1128 Comment
  UC311292  Cercocarpus betuloides var. betuloides Philip A. Munz 1926-4-4 9999 Los Angeles Bouquet Canyon 914 Comment
  LA88756  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 34 Los Angeles Santa Catalina Island, Santa Catalina Island, near summit of E Mountain Comment
  SBBG17984  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-8 5544 Los Angeles head of Avalon Valley near Wrigley Memorial 137 Comment
  SBBG38721  Cercocarpus betuloides var. blancheae R. Moran 1941-3-13 703 Los Angeles Hermit Gulch, near Crk 50 Comment
  UCR17929  Cercocarpus betuloides var. blancheae G. R. Johnstone 1934-5-20 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay 91 Comment
  UCR189404  Cercocarpus ledifolius R. G. Swinney 1998-7-2 6196 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SEINET6048893  Cercocarpus montanus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UC894411  Chaenactis artemisiifolia Geo. B. Grant 1904-6-15 166 Los Angeles Pasadena Comment
  RSA003816  Chaenactis artemisiifolia Fay A. MacFadden 1929-06 1992 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  POM6062  Chaenactis carphoclinia var. carphoclinia H. M. Hall, H. P. Chandler 1906-6-11 s.n. Los Angeles Rosamond Comment
  POM49623  Chaenactis fremontii A. D. E. Elmer 1902-06 3626 Los Angeles Palmdale Comment
  UCR280696  Chaenactis fremontii R. G. Swinney 2014-4-10 16048 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCR280733  Chaenactis fremontii R. G. Swinney 2014-4-30 16282 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
  UCR126718  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-4-14 25950 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  CAS-BOT-BC277358  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Victor W Steinmann 1995-5-8 8555 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley 1182 Comment
  JEPS34182  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  POM215741  Chaenactis glabriuscula var. glabriuscula L. C. Wheeler 1933-7-4 1901 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  RSA0080972  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. 488 Comment
  RSA600423  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-4-30 9621 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
  UCR194748  Chaenactis glabriuscula var. glabriuscula Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 734 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  UCR270460  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-5-12 14678 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
  RSA316359  Chaenactis stevioides R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54985 Los Angeles 2.5 miles S of Llano 1158 Comment
  RSA0042345  Chaenactis xantiana Pam De Vries 2013-4-17 7850 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1036 Comment
  RSA0089517  Chaenactis xantiana R. G. Swinney 2011-4-20 14434 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
  SD240848  Chaenactis xantiana R. G. Swinney 2009-4-28 10539 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  POM13533  Chaenactis xantiana F. W. Peirson 1922-7-5 3163 Los Angeles Summit of Le Montaine, north of Big Pines, north side of San Gabriel Mountains 2209 Comment
  RSA0115095  Chamaesyce Steven A. Junak 2000-7-1 SCa- 1365 Los Angeles Santa Catalina Island. L.A. County Interpretive Center. Avalon lawn area. 73 Comment
  RSA592827  Chamaesyce albomarginata Steve Boyd 1996-4-24 8655 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
  RSA618723  Chamaesyce albomarginata Scott D. White, Sandra Leatherman 1998-5-19 6537 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
  UC450827  Chamaesyce albomarginata Fay A. Macfadden 1931-4-22 2648 Los Angeles San Fransiscito Canyon Comment
  RSA720182  Chamaesyce maculata LeRoy Gross 2007-3-12 2598 Los Angeles Base of northern side of the range. Behind the Foothill Athletic Club, at the southern end of Lowell Ave. Near 468 Comment
  RSA432394  Chamaesyce melanadenia Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park. Comment
  RSA630282  Chamaesyce melanadenia LeRoy Gross 1999-2-25 116 Los Angeles Verdugo Mountains: Side canyon, drains north into La Tuna Canyon 609 Comment
  LA32301  Chamaesyce serpens Peter H. Raven; 1959-10-25 14708 Los Angeles SANTA MONICA MOUNTAINS, Morning View Drive above Zuma Beach, Malibu. 60 Comment
  RSA70398  Chamaesyce serpillifolia F. W. Peirson 1920-6-14 2162 Los Angeles At Peirson home, 1082 New York Drive, Altadena Comment
  RSA0072134  Chenopodium M. A. Savatgy 1966-5-10 s.n. Los Angeles San Raphael Hills. 60 Comment
  RSA660101  Chenopodium album Orlando Mistretta 1992-6-12 553 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA478445  Chenopodium berlandieri var. sinuatum F. R. Fosberg 1931-7-12 S 5388 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  RSA603322  Chenopodium botrys Scott D. White 1997-5-21 5191 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UC519951  Chenopodium botrys Louis C. Wheeler 1933-7-7 1924 Los Angeles Lexington Wash 73 Comment
  UC7300  Chenopodium californicum J. H. Barber 1897-3-19 87 Los Angeles Santa Monica Exp't Station Comment
  UCD97949  Chenopodium californicum Richard Bates 1949-4-1 s.n. Los Angeles Faculty Hill, UCLA campus, Westwood. Comment
  SBBG59027  Chenopodium californicum S. A. Junak 1997-3-7 SCl 737 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  RSA607815  Chenopodium desiccatum L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  POM710  Chenopodium multifidum George B. Grant 1904-12-1 1133 Los Angeles Pasadena. Comment
  SEINET5765066 Image available Chenopodium multifidum Freda Detmers 1929-1 s.n. Los Angeles Los Angeles Comment
  LA31617  Chenopodium multifidum Peter H. Raven; 1958-9-28 Los Angeles Elysian Park 198 Comment
  RSA604305  Chenopodium pumilio L. C. Wheeler 1967-9-26 s.n. Los Angeles San Gabriel Mountains: Tributary to Eaton Wash, Nature Center. Comment
  RSA629712  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains: South side of Millard Canyon ca. 1/4 mile westerly from Lincoln Avenue Water Company Reservoir.. . 609 Comment
  RSA252888  Chorizanthe brevicornu var. brevicornu Robert F. Thorne 1973-5-11 43544 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  NY32511  Chorizanthe leptoceras A. M. Ottley 1920-5-12 678 Los Angeles Santa Anita Wash. Comment
  SBBG120544  Chorizanthe parryi var. fernandina R. Burgess, P. Munro 2000-5-25 3866 Los Angeles S side of Hwy 126, E of Ventura County line 274 Comment
  RSA772166  Chorizanthe perfoliata R. G. Swinney 2009-5-12 10744 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock. 1061 Comment
  CAS-BOT-BC257198  Chorizanthe procumbens P. A. Munz 1919-5-13 2790 Los Angeles Claremont Comment
  RSA615556  Chorizanthe procumbens LeRoy Gross 1998-5-15 14 Los Angeles San Gabriel Mtns: Big Tujunga Wash. East of 210 freeway ,west of Big Tujunga Canyon Road. 366 Comment
  POM8235  Chorizanthe staticoides P. A. Munz, R. D. Harwood 1920-4-21 3715 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA164782  Chorizanthe staticoides Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Old Ridge Route between Violin Summit and Reservoir Lookout. 1067 Comment
  RSA305042  Chorizanthe staticoides Peter H. Raven 1960-5-21 15407 Los Angeles Seminole Hot Springs 274 Comment
  RSA392672  Chorizanthe staticoides Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  RSA392676  Chorizanthe staticoides Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon 579 Comment
  RSA733725  Chorizanthe staticoides R. G. Swinney 2000-5-6 7667 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  UC410548  Chorizanthe staticoides Alice Eastwood 1928-6-15 15379 Los Angeles Claremont Comment
  RSA733276  Chorizanthe watsonii R. G. Swinney 2001-6-2 7958 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills area Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  UC1716762  Chorizanthe xanti Ralph Hoffmann 1927-6-8 Los Angeles Ridge Route, Near Sandberg's Comment
  CAS-BOT-BC36280  Chrysolepis sempervirens Joseph Andorfer Ewan 1936-7-22 9831 Los Angeles Blue Ridge Crest 2377 Comment
  POM351944  Chrysothamnus nauseosus subsp. bernardinus Fordyce Grinnell Jr. 1915-9-4 3117 Los Angeles Above Arroyo Seco-West Fork Divide. Comment
  RSA562265  Chrysothamnus teretifolius D. Charlton 1990-7-30 3931 Los Angeles Palmdale, corner of R street and Sierra Hwy, Joshua Tree Woodland and disturbed areas. 915 Comment
  SEINET10824967  Cicer arietinum Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2640 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  RSA0116315  Cirsium occidentale var. californicum A. C. Sanders 2006-5-16 32352 Los Angeles Tehachapi Mtns. Foothills: off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake. 1015 Comment
  RSA3510  Cirsium occidentale var. californicum C. B. Wolf 1932-5-9 3453 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  RSA587267  Cirsium occidentale var. californicum Orlando Mistretta 1994-5-13 1219 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  UCR191259  Cirsium occidentale var. californicum R. G. Swinney 1998-7-2 6215 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  OBI69262  Cirsium occidentale var. coulteri John Knapp, Denise Knapp 2003-4-13 34 Los Angeles Catalina Island. 3695087.382N x 369146.887E Comment
  CATA393  Cirsium occidentale var. occidentale Mark L. Hoefs, A. Douglas Propst 1974-5-10 461 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 30 Comment
  SFV3838  Cirsium vulgare P. H. Raven 1962-7-14 18046 Los Angeles San Gabriel Valley Claremont. Rancho Santa Ana Botanic Garden. 320 Comment
  RSA659154  Cistus incanus Scarlett Mellin 1994-5-28 21 Los Angeles Diamond Bar Hills; Sycamore Canyon Park, N. of Grand Ave. on Golden Springs Drive Comment
  UCD116503  Cistus incanus Daryl Koutnik 1978-5-10 470 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  UCR98731  Cistus ladanifer Steve Boyd, L. Raz 1997-5-1 9691 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline east of San Francisquito Canyon and south of Leona Valley, along the Leona Divide Truck Trail (6N04.1) at sharp hairpin turn, head of Dowd Canyon 1220 Comment
  RSA394286  Citrullus lanatus Robert Gustafson 1981-7-15 2331 Los Angeles Ballona Wetlands, Area 2 Comment
  CAS-BOT-BC172430  Clarkia bottae Mrs. K. Brandegee; Ernest Braunton 1910-5-1 124 Los Angeles Elysian Park Comment
  CAS-BOT-BC172432  Clarkia bottae Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Near Los Angeles Comment
  LA210316  Clarkia cylindrica subsp. cylindrica H. & M. Lewis; 1947-5-7 212 Los Angeles Santa Monica Mountains, Decker Road, 0.4 mi. N of Latigo Canyon Rd Comment
  UCR209132  Clarkia dudleyana R. G. Swinney 2008-6-24 9097 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  IRVC28414  Clarkia purpurea A. C. Sanders 2003-5-26 26844 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel San Gabriel Valley 171 Comment
  CAS-BOT-BC163723  Clarkia purpurea subsp. quadrivulnera E. Braunton 1905-6-1 s.n. Los Angeles Los Angeles Comment
  CATA220  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs, A. Douglas Propst 1973-5-4 209 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA656159  Clarkia purpurea subsp. quadrivulnera Joseph M. Keefe 1977-6-11 22151 Los Angeles Verdugo Mountains: Trail to Water Caves, south fork of Engleheard Canyon, one km south of Camp Max Straus, Glendale. 427 Comment
  SFV2483  Clarkia purpurea subsp. quadrivulnera M. L. Vincent 1963-5-7 339 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.25 miles off the main road at the top of the pass on a small path. 489 Comment
  RSA0094371  Clarkia xantiana R. G. Swinney 2011-5-31 14922 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
  IRVC26625  Clarkia xantiana subsp. xantiana Orlando Mistretta, Steve Boyd 1995-5-23 1710 Los Angeles Bare Mountain Canyon, W side tributary drainage NE of Pacifico Mtn. San Gabriel Mtns. 1784 Comment
  CHSC83679  Claytonia parviflora subsp. parviflora John Dittes 1990-6-7 77 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. 922 Comment
  RSA733833  Claytonia parviflora subsp. viridis R. G. Swinney 2000-5-6 7672 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
Read comments
Jan 26 2011
  CDA23957  Claytonia perfoliata T. C. Fuller 1962-4-1 8173 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  UCR16570  Claytonia perfoliata Karl Bernhard 1967-5-13 s.n. Los Angeles San Gabriel Mtns., County road N3; [vicinity of Lucas Creek] 5 miles from turnoff from Angeles Crest Highway 1067 Comment
  POM794  Claytonia perfoliata subsp. intermontana L. R. Abrams 1901-4-15 1506 Los Angeles Wilson's Trail Comment
  CATA1022  Claytonia perfoliata subsp. mexicana Mark L. Hoefs 1995-5-4 1939 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  SBBG13302  Claytonia perfoliata subsp. mexicana M. A. Piehl 1962-6-10 62380 Los Angeles cyn E of Thirst 304 Comment
  POM185  Clematis lasiantha H. H. Tracy 1905-5-30 s.n. Los Angeles Canyon Claremont, Alt. 1500 ft. Comment
  RSA440800  Cleome isomeris E. A. Purer 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  CAS-BOT-BC423111  Cleomella obtusifolia Ernest C. Twisselmann 1970-9-8 17497 Los Angeles Mojave Desert. Antelope Valley: Avenue A at 30th Street West 739 Comment
  RSA0117477  Collinsia bartsiifolia var. davidsonii A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37952 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mi. SE (144 deg ) of Castac Lake, 1.7 mi. NE (43 deg ) of Gorman, just S of Kern Co. line. 1141 Comment
  SD87872  Collinsia callosa F. W. Peirson 1921-6-15 2443 Los Angeles Chilao, San Gabriel Mtns. 1646 Comment
  JEPS24112  Collinsia heterophylla Henry J. Thompson 1959-4-19 1937 Los Angeles Mulholland Highway 1 mi w of Las Virgenes Road (Santa Monica Mountains, Malibu Creek drainage); Santa Monica Mountains, Malibu Creek drainage 274 Comment
  UCR154619  Collinsia heterophylla A. C. Sanders, T. B. Salvato 2005-4-26 29755 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  UCR189399  Collinsia heterophylla R. G. Swinney 1998-5-25 6150 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  UCR192959  Collinsia heterophylla Dan S. Cooper 2008-4-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., road to Boys camp, east side of Griffith Park, Los Angeles 220 Comment
  OBI9610  Collinsia heterophylla Bill Arbaugh 1966-4-24 s.n. Los Angeles Tapia Park 457 Comment
  RSA0117323  Collinsia parryi Steve D. Boyd, Lauren Raz 1997-3-25 9277 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA775913  Collomia grandiflora Orlando Mistretta, Christine Mistretta 2010-5-26 5219 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  POM18357  Collomia grandiflora P. A. Munz 1923-6-9 6917 Los Angeles Canyon, Six miles north of Elizabeth Lake. Comment
  RSA729841  Colutea arborescens R. G. Swinney 1999-6-18 7338 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
Read comments
Aug 9 2009
  SD40768  Constancea nevinii Carl B. Wolf 1932-10-6 4249 Los Angeles Santa Catalina Island; Avalon, opposite the yacht club. 10 Comment
  CATA3345  Convolvulus arvensis Julie L. King 2017-4-14 70 Los Angeles Santa Catalina Island: Quail Valley 0 Comment
  CHSC3725  Convolvulus arvensis Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp, soil slope 45 degrees 762 Comment
  CAS-BOT-BC286120  Conyza canadensis F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles river bottom. Near Los Angeles Comment
  CAS-BOT-BC286122  Conyza canadensis J. H. Thomas 1956-9-29 6457 Los Angeles Pasadena Comment
  RSA724655  Cordylanthus filifolius K. Dobry 1991-6-27 d- 781 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA412324  Cordylanthus nevinii H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  UC1409076  Cordylanthus nevinii Robert F. Thorne, C. W. Tilforth, J. Dourley and R. Scogin 1972-8-11 42229 Los Angeles n slope Mt. Waterman (near Buckhorn Station); San Gabriel Mts, Angeles National Forest 2133 Comment
  RSA719741  Cordylanthus rigidus subsp. setiger R. G. Swinney, D. W. Larson 1996-8-7 5227 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  JEPS70059  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-28 2840 Los Angeles near Malibu Trancas Lake (off Encinal Canyon road.); upper Trancas Canyon 457 Comment
  UCR221902  Coreopsis bigelovii R. G. Swinney 2009-4-28 10538 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  SEINET8483158 Image available Coreopsis californica D. Keil 1976-1 11891 Los Angeles Ca. 5 mi W of San Bernardino Co line along Calif 138 1128 Comment
  CAS-BOT-BC105699  Corethrogyne filaginifolia Dr. A. Davidson 1892-7-1 s.n. Los Angeles Wilson's Peak near Los Angeles Comment
  LA205797  Corethrogyne filaginifolia Louis Wheeler; 1933-9-26 2133 Los Angeles San Gabriel Mountains, San Gabriel Canyon 335 Comment
  POM294282  Corethrogyne filaginifolia Lyman Benson 1945-9-26 11862 Los Angeles Claremont, Pomona Valley. 366 Comment
  UC101087  Corethrogyne filaginifolia H. M. Hall 1905-7-1 6723 Los Angeles near Redondo Comment
  POM4626  Corethrogyne filaginifolia var. filaginifolia D. L. Crawford 1915-8-14 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  SEINET10615503  Corethrogyne filaginifolia var. filaginifolia David B. Dunn 1941-2-23 Dunn 693 Los Angeles Two blocks north of Santa Monica Blvd. on Westwood Blvd. Comment
  CATA3176  Cortaderia selloana Amy Catalano, Julie King 2016-10-18 154 Los Angeles Santa Catalina Island: Thompson Reservoir, center that was covered by water before drought 177 Comment
  CATA2889  Cosmos bipinnatus Sara L. Crockett, Michael Daligdig 1996-11-4 22 Los Angeles Santa Catalina Island: Casino point and along walkway 4 Comment
  RSA675011  Cotoneaster pannosus LeRoy Gross 2003-2-22 750 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR206147  Cotoneaster pannosus R. G. Swinney 2008-5-30 8907 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  RSA624643  Cotula australis L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA762295  Cotula australis Orlando Mistretta, Christine Mistretta 2008-5-6 2660 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  RSA640018  Crassula connata L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ridge between Ham and Sycamore Canyon. 861 Comment
  RSA187905  Crassula connata var. erectoides R. F. Thorne 1966-4-5 35869 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 106 Comment
  RSA592482  Crassula connata var. erectoides Mark Hoefs, D. Propst 1973-3-14 94 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  RSA249740  Crassula connata var. erectoides R. F. Thorne, M. Z. Thorne 1973-2-12 42464 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  RSA423445  Crassula connata var. erectoides Freda Detmers 1931-3-12 s.n. Los Angeles El Segundo. Comment
  UC1594381  Crassula connata var. eremica Tim Ross and Amy Kendall 1992-4-15 6195 Los Angeles 1328' knoll w. Stone filed station (central upland portion of isl., 236 degrees SW of 'Ledge', ca. 170 meters distant from summit of 'Ledge'); San Clemente Isl. 393 Comment
  RSA780007  Crassula tillaea R. G. Swinney 2009-4-7 10302 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR142755  Crassula tillaea L. C. Wheeler 1967-5-7 9286 Los Angeles San Gabriel Mtns, vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon, north side of Sunset Ridge, northeast of reservoir 625 Comment
  CATA1243  Cressa truxillensis Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2321 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  SBBG18705  Cressa truxillensis E. R. Blakley 1963-4-7 5503 Los Angeles Little Harbor 15 Comment
  UC729772  Cressa truxillensis Carl B. Wolf 1932-5-12 3593 Los Angeles Santa Catalina Isl., Little Harbor 3 Comment
  JEPS31081  Crocanthemum scoparium var. vulgare Ira W. Clokey, B. Templeton May 1929 4490 Los Angeles dry ridges and hillsides Santa Monica Mountains, Mandeville Canyon Comment
  CATA696  Crossosoma californicum Mark L. Hoefs 1991-4-26 1189 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  RSA599297  Croton californicus L. C. Wheeler 1946-10-26 6390 Los Angeles San Gabriel Mountains: San Gabriel Canyon; 0.8 miles upstream from mouth at first bridge, north side. 259 Comment
  SBBG133176  Croton setiger B. C. Templeton 1967-7-23 10172 Los Angeles Whitney Cyn; T3N R16W NW1/4 S12 Comment
  SBBG113286  Crypsis vaginiflora S. A. Junak with M. L. Hoefs 1997-6-4 SCa 424 Los Angeles W side of Little Springs Reservoir 131 Comment
  RSA595336  Cryptantha flaccida L. C. Wheeler 1967-5-8 9341 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA534063  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5263 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove(drainage beginning 800 ft. N of Rest 1336 marker; 1800 ft SE of Malo Knoll (1396 ). Upper portion of drainage. 384 Comment
  SDSU5390  Cryptantha intermedia H. Wedberg 1966-4-3 1189 Los Angeles In Eagle Rock. 457 Comment
  RSA0001777  Cryptantha intermedia var. johnstonii I. M. Johnston 1918-5-15 1938 Los Angeles Claremont. [Campus by Harwood Hall.] 366 Comment
  RSA0076121  Cryptantha intermedia var. johnstonii R. F. Thorne, C. W. Tilforth 1971-6-17 39967 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  IRVC28850  Cryptantha micrantha var. lepida Mark A. Elvin, Cathleen Weigand 2003-4-7 2451 Los Angeles Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley 297 Comment
  LA36518  Cryptantha microstachys Peter H. Raven; Henry J. Thompson 1960-4-12 15031 Los Angeles Santa Monica Mountains, ca 1 mi. SW of Seminole Hot Springs 335 Comment
  RSA610737  Cryptantha microstachys L. C. Wheeler 1933-7-4 1898 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  RSA646972  Cryptantha microstachys LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 243 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 727 Comment
  UCR190777  Cryptantha muricata R. G. Swinney 1999-7-5 7533 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR190778  Cryptantha muricata R. G. Swinney 1999-7-5 7519 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR271241  Cryptantha muricata var. denticulata R. G. Swinney 2011-6-1 14977 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  RSA0079305  Cryptantha muricata var. jonesii E. A. Purer 1935-5-11 6589 Los Angeles Santa Monica Mts. Comment
  RSA0079315  Cryptantha muricata var. jonesii T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2956 b 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
  UCR162757  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1990-6-6 2854 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  SD39202  Cryptantha muricata var. muricata Edith A. Purer 1935-5-11 6589 Los Angeles Santa Monica Mountains, hillside Comment
  RSA0113374  Cryptantha nevadensis var. rigida LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7552 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA716351  Cryptantha nevadensis var. rigida Andrea Edwards, Pam De Vries 2006-5-15 103 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA0079120  Cryptantha pterocarya var. pterocarya Lynne Hayden 1970-4-25 78 Los Angeles San Gabriel Mountains: Near Pretty O Ranch on N4 off of route 138 to Lancaster. 1219 Comment
  UCR114625  Cupressus arizonica S. Bellavia 1995-6-24 s.n. Los Angeles Puente Hills, La Habra Comment
  RSA703237  Cupressus arizonica subsp. arizonica Scott D. White 2004-7-27 10645 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  HSC6389  Cuscuta californica C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  RSA603490  Cuscuta californica var. californica L. C. Wheeler 1931-8-9 S 12 Los Angeles San Antonio Canyon, San Gabriel Mountains. 915 Comment
  UC1595452  Cuscuta ceanothi Tim Ross 1992-7-10 6647 Los Angeles between Coldwater Canyon and Wickiup Canyon (s side of Big Tujunga Creek); San Gabriel Mountains, Big Tujunga Creek 969 Comment
  POM155619  Cuscuta ceanothi M. L. Bryan 1928-6-2 7 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  SBBG58173  Cuscuta denticulata R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA632513  Cuscuta pentagona L. C. Wheeler 1965-10-6 s.n. Los Angeles Devil's Gate Dam, Pasadena Comment
  UCSB31625  Cycladenia humilis Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA0025175  Cycladenia humilis var. venusta Jane Tirrell 2012-6-27 LS 0088 Los Angeles Approx. 20 feet north (downslope) of saddle along Pacific Crest Trail, approx. 0.1 mile east of Windy Gap. 2336 Comment
  SBBG112830  Cynara cardunculus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 757 Los Angeles upper end of salina at mouth of Cherry Cyn 3 Comment
  LA33488  Cynodon dactylon Henry J. Thompson; 1959-5-24 1987 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, 0.3 mi N of Coast Hwy. 45 Comment
  SEINET5155897  Cynodon dactylon Unknown 2002-8-11 70 Los Angeles Sepulveda Blvd. 0.5 km S of Hwy 118. Comment
  SBBG131542  Cyperus S. A. Junak 1999-7-16 SCa 1048 Los Angeles lower part Cottonwood Cyn, just upstream from rd to Ben Weston Beach 30 Comment
  POM273748  Cyperus eragrostis Lyman Benson 1947-10-13 12845 Los Angeles Morris Dam, San Gabriel Canyon above Azusa; Pacific Slope Drainage Area 305 Comment
  UCR31661  Cyperus gracilis Tom Yutani 1983-8-15 s.n. Los Angeles Santa Monica, a weed in the alley behind the house at 460 23rd Street Comment
  RSA604479  Cyperus odoratus L. C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. Comment
  RSA0085110  Cyphomandra betacea Bonnie C. Templeton 1978-05 11664 Los Angeles Templeton Garden in Los Angeles. Comment
  POM265696  Datisca glomerata J. C. Roos 1942-6-6 986 Los Angeles Placerita Canyon Comment
  UCR108448  Datura stramonium L. C. Wheeler 1946-9-16 6370 C Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  POM283102  Datura wrightii George B. Grant 1902-9-1 s.n. Los Angeles Oak Knoll, Pasadena Comment
  SEINET3162226  Datura wrightii L. Abrams 1902-6-11 2510 Los Angeles Playa del Rey Comment
  RSA421885  Datura wrightii F. R. Fosberg 1919-6-30 S- 3076 Los Angeles Del Rey Comment
  CATA1972  Daucus pusillus F. R. Fosberg 1931-4-13 Los Angeles Santa Catalina Island: Renton Mine, Pebbly Beach Canyon, left fork 220 Comment
  RSA151156  Daucus pusillus P. H. Raven 1962-5-22 17824 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  RSA589326  Daucus pusillus T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8586 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  RSA600200  Daucus pusillus Steve Boyd, Lauren Raz 1997-5-29 9914 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
  SBBG98074  Daucus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5238 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  POM19139  Daucus pusillus P. A. Munz 1923-4-9 6672 Los Angeles San Clemente Island, east coast. Comment
  POM3248  Daucus pusillus Crawford, Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains Comment
  RSA470776  Daucus pusillus L. C. Wheeler 1933-6-7 1860 Los Angeles UCLA campus at Westwood. 137 Comment
  SBBG12511  Deinandra clementina P. H. Raven 1962-4-9 17152 Los Angeles near barracks, Wilson Cove 60 Comment
  SBBG84735  Deinandra clementina M. R. Benedict 1971-6-25 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  CAS-BOT-BC299270  Deinandra fasciculata John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CAS-BOT-BC299272  Deinandra fasciculata Peter H. Raven 1962-7-10 17963 Los Angeles Summit of island above Wilson Cove, San Clemente Island 137 Comment
  CAS-BOT-BC299288  Deinandra fasciculata Le Roy Abrams 1901-4-4 1330 Los Angeles Chatsworth Park Comment
  SBBG61025  Deinandra fasciculata R. Hoffmann 1928-7-7 Los Angeles 3 mi E of Saugus Comment
  SD234295  Deinandra fasciculata A. C. Sanders 2003-4-29 26181 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 395 Comment
  UC1069576  Deinandra fasciculata Louis C. Wheeler 1936-6-30 356 Los Angeles near dam San Dimas Canyon; Pomona Quadrangle Comment
  UC912619  Deinandra fasciculata Margaret Stason 1927-5-14 Los Angeles Boquet Canyon; San Gabriel Mountains Comment
  RSA394495  Delphinium cardinale Wm. Martin 1971-8-25 s.n. Los Angeles On the road to Saddle Peak, Santa Monica Mountains. Comment
  UCSB28766  Delphinium cardinale Tanowitz, B. 1974-7-1 Los Angeles On Beverly Glen Blvd; approximately 1 mile south of its junction with Mulholland Dr; (Brown Cyn.) 274 Comment
  UCR172708  Delphinium decorum Jun Hu, Weena Sangkatavat 2000-4-22 05 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UC64118  Delphinium parishii subsp. parishii H. M. Hall June 1899 1243 Los Angeles San Antonio Mts. 1752 Comment
  UCD96268  Delphinium parryi Gerald Dickinson 1962-4-24 27 Los Angeles 1 mi. W. Old Topanga Canyon Rd - Mulholland. Santa Monica Mountains. 396 Comment
  LA212286  Delphinium parryi Carol Haines; 1964-5-23 s.n. Los Angeles 1 miles from beginning of Old Ridge Route. 426 Comment
  UC467732  Delphinium parryi I. J. Condit Los Angeles San Dimas Comment
  UCR108447  Delphinium patens L. C. Wheeler 1967-5-18 9622 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA400032  Delphinium patens subsp. hepaticoideum Ella M. Kennedy 1923-4-2 s.n. Los Angeles San Gabriel Canyon. Comment
  RSA400036  Delphinium patens subsp. hepaticoideum Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  RSA0030023  Delphinium patens subsp. montanum Walter Wisura 1977-6-17 3679 Los Angeles Below summit of Blue Ridge, San Gabriel Mountains. Comment
  CATA3430  Dendromecon harfordii Stuart Olshevski, Jaimie Choi 2017-4-26 003 Los Angeles Santa Catalina Island: Middle Cottonwood WMU along El Rancho Escondido Road below the Airport 359 Comment
  HSC16742  Dendromecon rigida C. E. Fellows 1965-4-15 31 Los Angeles 1 mi. NW of Sunland city limits where Hwy. 118 crosses Tujunga Wash Comment
  POM420  Dendromecon rigida L. R. Abrams 1901-04 1373 Los Angeles Santa Monica Mountains Comment
  RSA652538  Dendromecon rigida Gary Guntle 1971-5-16 s.n. Los Angeles 6 1/2 mi down Palmdale turnoff out of Big Pines. Comment
  RSA562192  Dendromecon rigida subsp. rigida D. Charlton 1989-4-30 2962 Los Angeles San Gabriel Mtns. Angeles Crest Highway near Angeles Crest Station, southern boundary of the Angeles National Forest. 762 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
  RSA777357  Descurainia pinnata Orlando Mistretta, Christine Mistretta 2010-5-19 5118 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
  UCR270064  Descurainia pinnata R. G. Swinney 2010-5-19 12794 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA585371  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA598850  Descurainia pinnata subsp. glabra Steve Boyd, Timothy S. Ross 1997-3-21 9222 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1310 Comment
  CAS-BOT-BC43345  Descurainia pinnata subsp. glabra Timothy S. Ross; Darin Banks 1994-4-13 7539 Los Angeles Liebre Mountains. Bouquet Reservoir. North shore at effluence of Spunky Canyon. 905 Comment
  RSA0092527  Dichelostemma capitatum R. G. Swinney 2011-6-22 15243 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  POM158324  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1928-3-31 1772 Los Angeles Little Harbor, Santa Catalina Island. 122 Comment
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Jan 23 2011
  RSA0091720  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2011-3-17 14116 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA526632  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4225 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  POM12332  Dichelostemma capitatum subsp. capitatum F. L. Robinson 1921-5-4 64 Los Angeles Claremont Comment
  UCSB796  Dichelostemma capitatum subsp. capitatum McElwain, Isabelle 1953-4-5 Los Angeles 18000 Bull Canyon Rd.; Granada Hills 457 Comment
  UC205693  Dieteria canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork of San Gabriel River 1981 Comment
  RSA48855  Digitaria ischaemum J. C. Roos 1949-10-19 4692 Los Angeles San Gabriel. 122 Comment
  CAS-BOT-BC150849  Diplacus puniceus Robert F. Thorne; P. C. Everett 1964-2-7 33476 Los Angeles Junction of Airport and Canyon road, Santa Catalina Island 457 Comment
  RSA0115973  Diplotaxis muralis Geo L. Moxley 1917-3-1 527 Los Angeles W 57th street near Budlong, in Parkway between sidewalk and curb Comment
  CATA2982  Distichlis littoralis Peter J. Dixon 2015-2-19 014 Los Angeles Santa Catalina Island: Two Harbors at Ballast Point 1 Comment
  RSA279013  Distichlis spicata R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42189 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  POM3629  Dodecatheon clevelandii subsp. clevelandii George B. Grant 1904-03 s.n. Los Angeles Pasadena. 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
  RSA230229  Dodecatheon redolens Robert F. Thorne 1969-7-2 38336 Los Angeles San Gabriel Mountains, Angeles National Forest; c. 1.8 miles S of Dawsons saddle on Angeles Crest Highway. (NW slope of Mt. Hawkins) 2271 Comment
  RSA0025151  Draba albertina Jane Tirrell 2012-6-11 LS 0063 Los Angeles Lily Spring; north-facing forested slope near spring pproximtely 0.25 miles northwest of Mt Hawkins 2455 Comment
  RSA586468  Drymocallis glandulosa var. viscida Orlando Mistretta, Steve D. Boyd 1994-6-21 1375 Los Angeles San Gabriel Mountains. Santiago Canyon. Drainage northwest of Pacifico Mountain. 1890 Comment
  RSA128000  Dryopteris arguta P. H. Raven, Henry J. Thompson 1959-10-31 14726 Los Angeles Santa Monica Mountains. Mandeville Canyon 5.0 miles north of Sunset Boulevard 274 Comment
  UCR217409  Dryopteris arguta R. G. Swinney 2009-2-26 10044 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  POM305753  Dryopteris arguta Henry J. Ramsey, Henry J. Ramsey 1937-6-27 940 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA0021416  Dudleya L. Haines 1935-7-4 s.n. Los Angeles Little Dalton. San Gabriel Mountains Comment
  SD116677  Dudleya cymosa subsp. crebrifolia K. Nakai 1981-6-24 775 Los Angeles Fish Canyon, San Gabriel Mountains, ca. 1.5 km from the mouth of canyon. 395 Comment
  LA210123  Dudleya cymosa subsp. marcescens Peter H. Raven; 1980-5-25 612 Los Angeles Santa Monica Mountains, Little Sycamore Canyon at the junction of Cochran Rd. and Yerba Buena Rd 335.0 Comment
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Oct 28 2015
  UC1211092  Dudleya hassei Huron H. Smith 1912-5-3 4946 Los Angeles Azusa Catalina Island 243 Comment
  CAS-BOT-BC428398  Dudleya lanceolata Alice Eastwood 1919-5-29 9009 a Los Angeles San Gabriel Canyon Comment
  HSC6464  Dudleya lanceolata C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  RSA0110505  Dudleya lanceolata R. G. Swinney 2010-6-1 13141 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA3455  Dudleya lanceolata L. R. Abrams 1902-6-15 s.n. Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC428413  Dudleya lanceolata H. E. Hasse 1905-7-18 s.n. Los Angeles North of San Pedro Comment
  RSA786893  Dudleya lanceolata Doris Bowers 1957-5-5 740 Los Angeles Road just N/o Puddingstone, La Verne 320 Comment
  RSA0062563  Dudleya pulverulenta R. G. Swinney 2010-4-15 12272 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  CLARK-A1528-1135  Dudleya saxosa subsp. aloides John C. Roos 1947-5-17 3625 Los Angeles Placerita Canyon Comment
  RSA598228  Dudleya virens James C. Dice 1983-6-7 351 Los Angeles Point Vicente, 0.4 km east of lighthouse, along south edge of Palos Vedes Drive South 67 Comment
  CAS-BOT-BC109755  Dudleya virens subsp. insularis E. K. Balls 1949-6-12 13475 Los Angeles Avalon, Catalina Island. Comment
  SFV6945  Dysphania ambrosioides T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 630 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  SD215468  Dysphania botrys Louise C. Wheeler 1946-8-27 6250 Los Angeles San Gabriel Mountains: Angeles Forest Highway opposite junction of Mill Creek and Big Tujunga Canyon. 868 Comment
  SBBG65466  Dysphania multifida M. N. Ackley -Sep-1928 420 Los Angeles Eagle Rock 182 Comment
  CDA36351  Echinochloa crus-galli Michael O Brien 2011-9-18 Los Angeles Malibu Coast, Topanga State Park. 0 Comment
  RSA699878  Echium candicans LeRoy Gross 2004-3-19 1208 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  RSA190977  Ehrharta calycina R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-5-18 3671 Los Angeles Santa Catalina Island: lower end Bulrush Canyon. 244 Comment
  RSA228843  Eleocharis parishii Robert F. Thorne 1971-6-26 40620 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 426 Comment
  UCR125148  Eleocharis parishii A. C. Sanders, Mark Elvin 2002-6-25 25287 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR149913  Eleocharis parishii R. G. Swinney 1997-6-19 5613 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  RSA705546  Eleusine coracana subsp. africana R. E. Riefner Jr. 2004-8-22 4 -382 Los Angeles City of Pasadena, Arroyo Seco Creek, S of Arroyo Boulevard. NAD 83 226 Comment
  UC814653  Elodea canadensis Louis C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam; San Gabriel Mts. 411 Comment
  UCR274120  Elymus condensatus Steven A. Junak 2000-7-1 SCa- 1373 Los Angeles California Islands, Santa Catalina Island, Cape Canyon Comment
  POM210814  Elymus elymoides subsp. californicus Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mountains. 1677 Comment
  RSA230725  Elymus elymoides subsp. californicus R. F. Thorne, M. Z. Thorne 1969-7-10 38432 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  RSA756960  Elymus elymoides subsp. elymoides Orlando Mistretta, Christine Mistretta 2008-4-14 2451 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UC53736  Elymus elymoides subsp. elymoides J. Burtt Davy 1896-5-17 2313 Los Angeles Llano Verde Antelope Valley (foothills near Mt. Bells) Comment
  POM178021  Elymus glaucus Joseph A. Ewan 1931-5-16 4202 Los Angeles Dry Canyon above Calabasas, Santa Monica Mountains 366 Comment
  CAS-BOT-BC206759  Elymus glaucus subsp. glaucus Timothy S. Ross 1992-5-24 6418 Los Angeles Brown's Gulch, Draining to San Gabriel Canyon at the base of San Gabriel Dam - San Gabriel Mountains 475 Comment
  CAS-BOT-BC206760  Elymus glaucus subsp. glaucus Timothy S. Ross; Orlando Mistretta 1993-5-26 7318 Los Angeles Santa Clara Road U.S.F.S. between Wilson Canyon Saddle and May Canyon Saddle, N slope of the 3834 foot peak NW of May Canyon Saddle, W end of the San Gabriel Mtns. 1109 Comment
  RSA618594  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-5-18 9617 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SEINET258138  Elymus glaucus subsp. glaucus Mary E. Barkworth, L Firestone 1982-8-28 4081 Los Angeles Grassy Hollow Campground (USFS) on N side of CA Hwy 2 W of Wrightwood E of Vincent Gulch Div 0 Comment
  RSA573744  Elymus glaucus subsp. jepsonii Timothy S. Ross 1992-7-17 6727 Los Angeles San Gabriel Mountains: W of the summit of Condor Peak. 1588 Comment
  CAS-BOT-BC234100  Elymus multisetus Geo. B. Grant 1901-5-1 1212 Los Angeles Pasadena Comment
  RSA608833  Elymus multisetus L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail, near Big Dalton Canyon. 731 Comment
  RSA0068077  Elymus trachycaulus R. G. Swinney 2010-10-13 14047 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA0081316  Emmenanthe penduliflora R. G. Swinney 2010-3-24 12064 Los Angeles San Gabriel Mountains: Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA401545  Emmenanthe penduliflora Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  RSA734976  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA746955  Emmenanthe penduliflora R. G. Swinney 2008-5-2 8728 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR129425  Emmenanthe penduliflora A. C. Sanders, Mark Elvin 2002-6-20 25211 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA710830  Emmenanthe penduliflora LeRoy Gross 2005-5-3 2214 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
  RSA715749  Encelia actoni Scott D. White, Andrea Warniment 2006-7-7 11627 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  SBBG60823  Encelia actoni R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA0085100  Encelia californica R. G. Swinney 2010-4-23 12375 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  RSA271426  Encelia californica C. W. Tilforth, Walter Wisura, John Dourley 1978-6-8 1591 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  UC1118044  Encelia californica A. D. Gifford 1934-5-8 214 Los Angeles Escondido Canyon Triunfo Pass Quadrangle, Escondido Canyon (Plot 97) Comment
  CHSC14157  Enemion occidentale L. M. Mayer; I. J. Mayer 1974-4-10 159 Los Angeles 1 mi e of Bouquet Canyon Rd. on Sierra Pelona Rd. up 50 yds. along streambed. Comment
  VVC2911  Ephedra californica Tim Thomas 2014-5-4 6293 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  SBBG32264  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  UCR264733  Ephedra nevadensis var. nevadensis Steve Boyd, Gary D. Wallace 2011-4-14 12314 B Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA595129  Ephedra viridis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8565 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA729231  Epilobium angustifolium subsp. circumvagum R. G. Swinney 1998-7-14 6418 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. 2195 Comment
  RSA764478  Epilobium canum subsp. angustifolium Doris Bowers 1954-08 415 Los Angeles Arroyo Seca, Pasadena 305 Comment
  CAS-BOT-BC166194  Epilobium canum subsp. canum L. R. Abrams 1901-8-21 2190 Los Angeles Santa Monica [Canon] Canyon Comment
  CAS-BOT-BC166207  Epilobium canum subsp. canum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe - San Gabriel Ridge, San Gabriel Mountains 1615 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
  CAS-BOT-BC166266  Epilobium canum subsp. canum R. J. Dobbs 1927-11-11 s.n. Los Angeles 1/4 mile above Muller Ranger Station 365 Comment
  POM21344  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson; San Gabriel Mts. 1795 Comment
  RSA588502  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-8-29 s.n. Los Angeles Mt. Waterman Ridge. Comment
  UCR277412  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-13 15785 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  UCR256469  Epilobium ciliatum R. G. Swinney 2010-9-9 13774 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  POM3150  Epilobium ciliatum subsp. ciliatum I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  RSA228969  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne 1971-8-25 41311 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  RSA598363  Epipactis gigantea Louis C. Wheeler 1967-5-24 9724 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  RSA0034625  Epipactis gigantea Bonnie C. Templeton 1936-5-18 5665 Los Angeles San Gabrie1 Canyon, 1/2 mile below dam. [San Gabriel Mounntains]. Comment
  SD197617  Epipactis helleborine A. C. Sanders, T. B. Salvato 2009-5-19 36838 Los Angeles San Gabriel Valley; Montebello Hills. 110 Comment
  RSA639594  Equisetum arvense L. C. Wheeler 1933-7-7 1919 Los Angeles Lexington Wash near El Monte. 73 Comment
  SBBG32143  Equisetum telmateia subsp. braunii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -224 Los Angeles lower Middle Ranch Cyn crk Comment
  RSA596102  Equisetum telmateia var. braunii Mark Hoefs, Robert F. Thorne 1995-7-26 2454 Los Angeles Santa Catalina Island. Middle Canyon in stream bed just below reservoir. 169 Comment
  CAS-BOT-BC213595  Eragrostis mexicana subsp. mexicana S. B. Parish 1891-1-1 s.n. Los Angeles Los Angeles Comment
  LA105107  Eremocarpus setiger Barry A. Prigge; 1988-7-9 8258 Los Angeles Santa Monica Mountains, Calabasas, 900 ft ESE of N-Junction of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 374 Comment
  RSA706658  Eremocarpus setiger Michael Wall 2004-8-19 362 Los Angeles RSABG, in the planter on the south side of the seed storage facility building. Comment
  CAS-BOT-BC174383  Eremogone macradenia var. arcuifolia Steve Boyd 1997-9-10 10028 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site 1572 Comment
  RSA0084996  Eremogone macradenia var. arcuifolia George R. Johnstone 1930-6-22 s.n. Los Angeles Soledad Canyon near Ravenna. 762 Comment
  OBI28060  Eremothera David J. Keil, Dirk Walters 1977-4-30 12306 Los Angeles Ridge Rte ca 2 mi S of jctn with Los Angeles Co Rd N-2 1128 Comment
  RSA0089507  Eriastrum densifolium R. G. Swinney 2011-6-30 15416 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CAS-BOT-BC514258  Eriastrum densifolium subsp. austromontanum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles San Gabriel Mts.: Mt. Wilson 1794 Comment
  UCD118290  Eriastrum densifolium subsp. densifolium W. M. Philipson 1915-1 s.n. Los Angeles Monrovia. Comment
  CAS-BOT-BC514370  Eriastrum densifolium subsp. elongatum Ernest C. Twisselmann 1955-8-10 2327 Los Angeles San Emigdio Range: Upper Castaic Valley 1226 Comment
  CAS-BOT-BC514372  Eriastrum densifolium subsp. elongatum C. B. Wolf 1931-5-13 1998 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando 365 Comment
  RSA0074207  Eriastrum eremicum subsp. eremicum Anstruther Davidson 1927-07 s.n. Los Angeles Llano. Mohave Desert. Comment
  CHSC95403  Eriastrum sapphirinum LeRoy Gross; Valerie Soza 2001-5-31 391 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Dead Horse Canyon. Collected on ridge north of this canyon. 457 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
  RSA0122858  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1998-6-12 6964 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  RSA0110981  Eriastrum sapphirinum subsp. brevibracteatum T. S. Ross, S. D. Boyd 1990-6-18 3505 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  SD259004  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, Linda Lee Worlow 2005-5-26 5014 Los Angeles Claremont: San Antonio Wash, near end of Alamosa Drive off Padua Ave. San Antonio outwash plain. 518 Comment
  RSA0121305  Eriastrum sapphirinum subsp. dasyanthum Ernest Braunton 1901-06 s.n. Los Angeles Sherman. Comment
  RSA709807  Ericameria cooperi Gary D. Wallace, Ann Hiller 1983-5-18 2057 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
  UCR271570  Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-10-13 15794 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  CAS-BOT-BC298054  Ericameria nauseosa var. mohavensis Ernest C. Twisselmann 1957-8-13 3960 Los Angeles W end of Antelope Valley 792 Comment
  SBBG62848  Ericameria palmeri var. pachylepis S. W. Hutchinson, M. N. Ackley 1925-1 1186 Los Angeles Mint Cyn 457 Comment
  SFV12534  Ericameria palmeri var. pachylepis M. H. Grayum, D. L. Koutnik 1977-11-13 846 Los Angeles Santa Susana Mountains West of Limekiln Canyon. 457 Comment
  CAS-BOT-BC131647  Ericameria parishii var. parishii Le Roy Abrams 1900-8-1 850 Los Angeles San Gabriel [Canon] Canyon 762 Comment
  CAS-BOT-BC131664  Ericameria parishii var. parishii Moxley 1920-9-7 830 Los Angeles Mt. Wilson Toll Road 600 Comment
  RSA191627  Ericameria parishii var. parishii R. F. Thorne, M. Z. Thorne 1966-8-29 36596 Los Angeles along hwy from Crystal Lake to Islip Saddle. 1615 Comment
  IRVC28588  Ericameria pinifolia A. C. Sanders, Mark Elvin 2002-6-19 25183 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  POM359460  Ericameria pinifolia M. B. Dunkle 1933-7-11 3649 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  RSA764413  Ericameria pinifolia Justin M. Wood 2009-8-18 1254 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA802570  Ericameria pinifolia Orlando Mistretta, Christine Mistretta 2011-7-1 5882 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  POM359461  Ericameria pinifolia L. E. Hoffman 1934-6-14 s.n. Los Angeles Trail Canyon, Angeles Forest. Comment
  UC1375424  Erigeron divergens R. F. and M. Z. Thorne 1969-7-10 38407 Los Angeles just e Big Pines Ranger Station; San Gabriel Mts., Angeles National Forest 2072 Comment
  CAS-BOT-BC296179  Erigeron foliosus var. foliosus C. B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash near bridge on road from Tujunga to San Fernando 365 Comment
  RSA0064134  Eriodictyon crassifolium var. crassifolium Marck Menke 2002-3-29 134 Los Angeles San Gabriel Mts., Angeles Crest Highway (Hwy 2) at a pullout southeast of the intersection with Angeles Forest Highway. Comment
  RSA454985  Eriodictyon crassifolium var. nigrescens F. R. Fosberg 1931-7-11 7204 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  RSA563494  Eriodictyon crassifolium var. nigrescens Tim S. Ross, W. Appleby 1993-5-13 7115 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA660890  Eriodictyon crassifolium var. nigrescens Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 3 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  SBBG65149  Eriodictyon crassifolium var. nigrescens R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  SD131878  Eriodictyon crassifolium var. nigrescens Barbara Ertter 1988-5-23 7487 Los Angeles San Gabriel Mts, N side,along San Andreas fault, Pine Canyon Road (Co Rd N2) N side Comment
  UCR152676  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Helen Kennedy 2005-4-13 29415 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA549806  Eriodictyon trichocalyx Wandalee Thompson 1964-6-16 54 Los Angeles [No location information on label.] Comment
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Nov 11 2015
  RSA0091095  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2011-6-29 15355 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA584023  Eriodictyon trichocalyx var. trichocalyx Tim S. Ross 1990-5-29 2707 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1236 Comment
  SFV21164  Eriodictyon trichocalyx var. trichocalyx J. N. Hogue 2007-6-21 295 .1 Los Angeles San Gabriel Mountains Along Sulphur Springs Road near Horse Flats Campground. 1765 Comment
  RSA0013639  Eriogonum baileyi Orlando Mistretta, Youssef Atallah 2011-8-16 6037 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA250478  Eriogonum baileyi var. baileyi Robert F. Thorne, John Dourley 1967-10-10 37343 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  UCR256564  Eriogonum baileyi var. baileyi Anuja Parikh, Nathan Gale 2011-6-24 3501 Los Angeles Transverse Ranage; San Gabriel Mountains, south of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 1.3 km south of Monte Cristo Creek 1390 Comment
  IRVC28800  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2003-8-7 27171 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  CAS-BOT-BC241897  Eriogonum cinereum Noel H. Holmgren; James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu Comment
  LA94743  Eriogonum cinereum Norman A. Cole; May 1964 324 .9 Los Angeles SANTA MONICA MOUNTAINS, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico. Site 9. 152 Comment
  RSA393134  Eriogonum cinereum F. R. Fosberg 1930-11-23 S 4204 Los Angeles Portugese Bend. 40 Comment
  SBBG125855  Eriogonum deflexum var. baratum A. Parikh, N. Gale 2010-6-2 3246 Los Angeles Sierra Pelona, 4 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1143 Comment
  RSA393300  Eriogonum elongatum Anstruther Davidson 1890-09 s.n. Los Angeles Foothills. Comment
  RSA393301  Eriogonum elongatum var. elongatum M. Bisbee 1917-9-20 148 Los Angeles North hills, Eagle Rock Comment
  RSA766102  Eriogonum fasciculatum Joseph A. Ewan 1936-7-22 9827 Los Angeles Blue Ridge trail. San Gabriel Mts. 2317 Comment
  RSA0062690  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2010-8-16 13558 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA717950  Eriogonum fasciculatum var. polifolium R. G. Swinney, Dave Larson 1996-8-7 5242 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s. 1524 Comment
  UC1032082  Eriogonum fasciculatum var. polifolium N. French 1934-5-11 162 A Los Angeles 1 mi ne Ravenna; Tujunga Quadrangle Comment
  UC1584919  Eriogonum fasciculatum var. polifolium Tim Ross, Steve Boyd 1991-7-24 5646 Los Angeles nne slope Granite Mountain Pacifico Mountain USGS 7.5' quadrangle, Granite Mountain 1914 Comment
  RSA393374  Eriogonum giganteum var. giganteum R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UCR41731  Eriogonum giganteum var. giganteum G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  CAS-BOT-BC250303  Eriogonum giganteum var. giganteum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  CAS-BOT-BC253451  Eriogonum gracile A. D. E. Elmer 1902-6-1 3725 Los Angeles Acton Comment
  IRVC28801  Eriogonum gracile var. gracile A. C. Sanders 2003-8-4 27104 Los Angeles Newhall Ranch, canyon in low hills north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  RSA617169  Eriogonum gracile var. gracile LeRoy Gross 1998-9-18 62 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway 366 Comment
  POM180162  Eriogonum gracile var. gracile Joseph A. Ewan 1931-10-24 5276 Los Angeles Santa Monica Mountains: 0.5 mile below Seminole Hot Springs. Comment
  SBBG12766  Eriogonum grande var. grande E. R. Blakley 1962-10-4 5406 Los Angeles SE side of the Isthmus Cove 6 Comment
  RSA0126891  Eriogonum maculatum Richard G. Swinney 2014-4-24 16210 Los Angeles San Gabriel Mountains: NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash. 1256 Comment
  UCD100375  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles near Lancaster. Comment
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Jun 28 2016
  UCR166086  Eriogonum mohavense Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA634222  Eriogonum nudum var. pauciflorum Robert F. Thorne 1969-7-9 38490 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
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Aug 20 2013
  LA206957  Eriogonum nudum var. pauciflorum F. R. Fosberg; J. A. Ewan 1931-10-4 219 Los Angeles San Gabriel Mountains, Big Rock- Bear Creek divide 2011 Comment
  UCR209984  Eriogonum parishii R. G. Swinney 2008-7-24 9274 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  CAS-BOT-BC267602  Eriogonum saxatile H. E. McMinn 1926-7-22 1772 Los Angeles Bear Flat Trail, Mt. San Antonio 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-BC264878  Eriogonum viridescens Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3721 Los Angeles Eastern half of the ridge, directly N of Fenner Canyon, Pinyon Ridge, San Gabriel Mountains 1990 Comment
  RSA761704  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-10 9571 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA0114218  Eriogonum wrightii subsp. trachygonum D. Silverman, Cindy Hopkins 2007-4-26 6759 Los Angeles Tejon Ranch, 375 miles west of California aqueduct, 2.4 km south of Kern County line and 2.9 km northeast of Quail Lake. 1030 Comment
  RSA608589  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  UCR213483  Eriophyllum confertiflorum A. C. Sanders, Karen Kirtland 2010-5-14 38358 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA0042926  Eriophyllum confertiflorum Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  SEINET11850697  Eriophyllum confertiflorum J. F. Bright, Wyman, C. 1931-1 5510 Los Angeles foothills of Mt. Wilson Comment
  SBBG53962  Eriophyllum confertiflorum var. confertiflorum K. R. Montgomery, T. W. Strid 1973-6-7 73 -149 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  SBBG8158  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  SBBG96989  Eriophyllum confertiflorum var. confertiflorum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4353 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SFV20808  Eriophyllum confertiflorum var. confertiflorum L. Gross, N. Fraga 2002-4-4 506 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. 554 Comment
  UC284768  Eriophyllum confertiflorum var. confertiflorum P. A. Munz 1923-9-1 7702 Los Angeles narrow n-facing canyon at old sawmill; San Antonio Mts., Swartout Valley 2042 Comment
  UCR76406  Eriophyllum confertiflorum var. confertiflorum T. S. Ross 1992-4-14 6155 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  RSA226171  Eriophyllum confertiflorum var. confertiflorum Gary D. Cromwell, David W. Wheat 1971-4-16 527 Los Angeles San Gabriel Mountains. 2011 Comment
  SDSU4111  Eriophyllum pringlei D. F. Howe 1947-5-5 1539 Los Angeles Highway between Palmdale & Littlerock Antelope Valley. Comment
  LA51389  Erodium botrys R. L. Armacost; summer 1959 sn Los Angeles Santa Monica Mountains, near Clover Field, Santa Monica Comment
  UCSB3525  Erodium botrys 1940-5-13 Los Angeles San Dimas Exp. Forest; Glendora Ridge Truck Trail Comment
  RSA710831  Erodium cicutarium LeRoy Gross 2005-5-3 2213 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
  RSA599965  Erodium moschatum Louis C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 610 Comment
  SEINET3151147  Erodium moschatum G. B. Grant 1901-1-1 447 Los Angeles from Pasadena Comment
  UCR142791  Erodium moschatum L. C. Wheeler 1967-4-30 9206 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  UC1126621  Erysimum capitatum A. D. Gifford 1935-3-29 523 Los Angeles 2 3/4 mi nne Liebre Peak (Plot 146); Tejon Quadrangle Comment
  UC56904  Erysimum capitatum Ernest Braunton 1902-5-5 298 Los Angeles Glendora Comment
  POM553  Erysimum capitatum var. capitatum L. R. Abrams 1901-04 1339 Los Angeles San Fernando Mts. 762 Comment
  RSA124197  Erysimum capitatum var. capitatum E. K. Balls, P. C. Everett 1958-2-12 22864 Los Angeles SW of San Antonio Dam, north of Claremont 549 Comment
  UC1716766  Erysimum capitatum var. capitatum Ralph Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA651373  Erysimum capitatum var. capitatum Fred J. Hunter 1949-5-4 s.n. Los Angeles Collected in canyon above San Dimas Reservoir 121 Comment
  SD236424  Erythranthe latidens A. C. Sanders 2005-5-11 30131 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on N side of canyon 573 Comment
  UCR157499  Eschscholzia caespitosa Scott D. White 1994-7-14 2261 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  SD28034  Eschscholzia californica Carl B. Wolf 1932-5-9 3492 Los Angeles Santa Catalina Island; along road to Renton Mine, ca. due west of Pebbly Beach. 305 Comment
  RSA578658  Eschscholzia minutiflora Tim S. Ross, J. Mark Porter 1994-5-1 7600 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  SBBG98509  Eschscholzia ramosa T. Ross 1991-5-21 5383 Los Angeles upper E branch of Box Cyn 472 Comment
  OBI69848  Eucalyptus globulus Jenn Yost and Matt Ritter, Matt Ritter 8-Apr 23 Los Angeles Near Tarzana Park, end of Beckford Rd Comment
  UC1951193  Eulobus californicus R. G. Swinney 2008-4-30 8709 Los Angeles San Gabriel Mtns: San Dimas Experimental Forest, Monroe Canyon. Glendora 7.5' Quad. Comment
  UCR273048  Eulobus californicus R. G. Swinney 2011-6-1 14957 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA599733  Eupatorium adenophorum L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  CDA35451  Euphorbia J. Hartman, M. Adams 2001-6-27 PDR 67700 Los Angeles Garvey Reservoir, near Monterey Park. 0 Comment
  IRVC28683  Euphorbia albomarginata A. C. Sanders, Mark Elvin 2002-6-18 25130 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  RSA747391  Euphorbia helioscopia A. C. Sanders, T. B. Salvato 2009-5-20 36876 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  JEPS78785  Euphorbia palmeri L. R. Heckard with Michael Morris 1976-6-13 4263 A Los Angeles ca 3 mi w Wrightwood (along Route 2, 0.5 mi w of Holiday Hill Ski Lifts, 0.5 mi e of Big Pines Ranger Station); San Gabriel Mts. 1828 Comment
  RSA127864  Euphorbia peplus P. H. Raven 1959-5-9 14174 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes rd. Malibu Creek drainage. 244 Comment
  RSA432459  Euphorbia peplus B. C. Templeton 1929-12-15 1445 Los Angeles Mandeville canyon, Santa Monica mtns. Comment
  RSA624548  Euphorbia peplus L. C. Wheeler 1945-4-8 6000 Los Angeles Home of the famous Wisteria vine, Sierra Madre. Comment
  RSA0034249  Eurotia lanata Bonnie C. Templeton 1971-5-16 11617 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  UCR101929  Euryops pectinatus Scott D. White 1997-12-31 6039 Los Angeles Malibu Coast: Mouth of Trancas Canyon, north of Pacific Coast Hwy. 8 Comment
  CATA3340  Extriplex californica Amy Catalano, Schylar Gholson 2016-2-9 013 Los Angeles Santa Catalina Island: Beach southwest of Smuggler's Loop Road 0 Comment
  UC1584731  Festuca arundinacea Tim Ross and Annette Ross 1991-6-3 5514 Los Angeles Elephant Hill, w Pomona Pomona 249 Comment
  LA201012  Festuca microstachys Carl Wishner; 1998-4-25 2591 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  RSA0091973  Festuca microstachys R. G. Swinney 2011-4-20 14451 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
  SBBG31277  Festuca myuros R. F. Thorne 1966-4-6 35917 Los Angeles old quarry W of Empire Landing 91 Comment
  UCR143498  Festuca myuros var. hirsuta Steve Boyd, Et al. 1997-4-1 9490 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  SBBG128236  Festuca perennis M. L. Hoefs, S. A. Junak 1997-6-4 2766 Los Angeles deep tank reservoir, by rd above Empire Landing 106 Comment
  UCSB411  Festuca perennis Albright, S. 1957-5-24 Los Angeles UCLA campus; near Medical Center 76 Comment
  SD38876  Foeniculum vulgare Edith A. Purer 1931-5-21 Los Angeles Puente Comment
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Jul 11 2010
  LA207727  Frangula californica subsp. californica Louis C. Wheeler; 1931-11-6 334 Los Angeles San Dimas Wash 335 Comment
  POM306717  Frangula californica subsp. californica Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1665 Los Angeles Soldiers' Creek, San Gabriel Mountains. Comment
  SEINET11243857  Frangula californica subsp. californica G. B. Grant 1114 Los Angeles Pasadena. Comment
  CAS-BOT-BC223748  Frankenia salina W. F. Parish 1891-6-1 s.n. Los Angeles Long Beach Comment
  CAS-BOT-BC217358  Frasera neglecta Le Roy Abrams; E. A. McGregor 1908-7-5 628 Los Angeles Swartout Canyon, San Gabriel Mountains 1981 Comment
  LA33607  Fraxinus dipetala Henry J. Thompson; 1959-3-31 1909 Los Angeles Santa Monica Mountains, Lobo Canyon, ca. 2 mi W of Cornell 274 Comment
  UC1123369  Fraxinus dipetala A. Lewis 1933-5-7 195 Los Angeles 1 mi e La Brun; Los Angeles National Forest, Elizabeth Lake Quad. 60 Comment
  OBI70997  Fremontodendron californicum Larry Kelly, David J. Keil 1989-4-21 367 Los Angeles San Gabriel Mts. 2-3 mi SE of Valyrmo along ft. Tejon rd Comment
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Aug 4 2014
  LA208355  Galium angustifolium Joseph Andorfer Ewan; 1930-5-17 5507 Los Angeles Pico Canyon above Newhall 548 Comment
  LA208350  Galium angustifolium John Thomas Howell; M. Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  UCR101752  Galium angustifolium subsp. gabrielense L. C. Wheeler 1967-8-9 10426 Los Angeles San Gabriel Mtns., Devil's Canyon on south side Mt. Waterman 1982 Comment
  LA208474  Galium angustifolium subsp. gracillimum F. R. Fosberg; J. Ewan 1941-8-12 4915 Los Angeles San Gabriel Mountains, Local on steep slope under pines near summit Mount Islip 2499 Comment
  UCR271079  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-6-14 15131 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  SD70486  Galium angustifolium subsp. nudicaule Lauramay T. Dempster, G. L. Stebbins 1966-6-16 4236 Los Angeles Cloudburst Summit, northeast of Chilao Recreation Area, south-facing dry wash, steep 2139 Comment
  POM155814  Galium aparine M. B. Dunkle 1928-4-21 1867 Los Angeles Santa Catalina Island: shaded canyon side Renton Mine Road 274 Comment
  RSA748743  Galium aparine R. G. Swinney 2008-3-31 8587 Los Angeles Glendora Mountain summit 1003 Comment
  JEPS38124  Galium aparine Theodore Niehaus 1965-4-4 442 Los Angeles first canyon n of Randal Point (e side of island, also in canyon below Lemon Tank); San Clemente Island Comment
  CAS-BOT-BC217461  Galium catalinense Alice Eastwood 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  UC774538  Galium catalinense Carl B. Wolf 1941-6-24 10887 Los Angeles nw side Isthmus Harbor; Santa Catalina Island 30 Comment
  RSA526524  Galium catalinense subsp. acrispum Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4263 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  POM367806  Galium catalinense subsp. catalinense F. R. Fosberg 1931-4-15 S- 4640 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  SBBG13784  Galium catalinense subsp. catalinense M. A. Piehl 1962-10-3 62493 Los Angeles San Clemente Island Comment
  RSA678129  Galium grande Valerie L. Soza, Monica Acosta 2001-6-20 1298 Los Angeles North of Mt. Bliss, along Van Tassel Truck Trail (FS Road 1N36), 0.15 mile north of junction with Van Tassel Ridge Road (FS Road 1N36A). 1067 Comment
  UC2029964  Galium grande V. Soza, Samantha Tessel 2001-6-18 1290 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. Comment
  UCR20078  Galium grande T. P. Krantz, G. Krantz 1979-4-26 s.n. Los Angeles San Gabriel Mtns., Hills above Chantry Flat Station, on left side of Upper Winter Creek Trail, c. 40 m from trailhead off if fireroad 2N41 671 Comment
  CAS-BOT-BC494157  Galium hallii Valerie Soza 2004-6-17 1724 a Los Angeles San Gabriel Mountains, along Hwy 2 at Vincent Gap trailhead to Mt. Baden-Powell 2026 Comment
  UCR275507  Galium johnstonii D. E. Bramlet 2011-9-27 4966 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  UCR85813  Galium johnstonii T. S. Ross, Steve Boyd 1991-7-24 5659 A Los Angeles San Gabriel Mtns, Granite Mountain 1951 Comment
  CATA796  Galium nuttallii subsp. insulare Mark L. Hoefs, Robert Given 1991-6-12 1365 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 304 Comment
  RSA639067  Galium parisiense Louis C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 976 Comment
  SD80115  Galium parisiense C. W. Tilforth 1969-6-6 210 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  RSA0112038  Gamochaeta antillana A. C. Sanders, T. B. Salvato 2009-5-20 36869 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  RSA747390  Gamochaeta pensylvanica A. C. Sanders, T. B. Salvato 2009-5-20 36877 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  UCR204453  Gamochaeta pensylvanica R. G. Swinney 2005-4-23 8226 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 572 Comment
  CAS-BOT-BC303352  Gamochaeta pensylvanica Peter H. Raven 1961-10-29 16869 Los Angeles In the Botanic Garden, near the front gate, Claremont 259 Comment
  RSA161125  Gamochaeta pensylvanica Peter H. Raven 1961-10-29 16869 Los Angeles Weed in the Botanic Garden, near the front gate, Calremont. 259 Comment
  UC1551918  Garrya veatchii David Charlton 1988-4-2 1478 Los Angeles Cleghorn Road Turnoff Cajon Pass (on Cajon Pass, Interstate 15, Swarthout Valley Rd to end of pavement, site is under powerline) 1524 Comment
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Feb 4 2015
  UCR180187  Gastridium ventricosum R. G. Swinney 1969-6-7 539 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi. north of Sierra Madre Ave. north of the end of Pennsylvania Ave. 351 Comment
  POM249755  Gaura sinuata E. Johnson 1939-08 s.n. Los Angeles Galleano Orchard, near Walnut. Comment
  UCR223215  Gayophytum R. G. Swinney 2009-5-27 10889 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR271831  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-23 15299 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA719114  Gayophytum heterozygum R. G. Swinney 1997-8-6 5760 Los Angeles Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood. 1890 Comment
  RSA191582  Gayophytum heterozygum Robert F. Thorne, M. Z. Thorne 1966-8-29 36590 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: sunny, small, dry depression south of Crystal Lake 1723 Comment
  RSA0058250  Gazania linearis Richard G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA390990  Geranium carolinianum Anstruther Davidson 1890-04 s.n. Los Angeles [No location information on label.] Comment
  RSA390991  Geranium carolinianum Anstruther Davidson 1900-09 s.n. Los Angeles Brewery, E Main St. Comment
  RSA771770  Gilia R. G. Swinney 2009-4-28 10555 Los Angeles summit of Mt. Emma. 1585 Comment
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Dec 7 2018
  SBBG133186  Gilia V. Englert and W. F. Hoyer 2010-4-11 Los Angeles small drainage in Fire of 2009, just S and above Eagle Cyn 496 Comment
  SBBG32129  Gilia angelensis R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -250 Los Angeles upper Sweetwater Cyn Comment
  UCSB33615  Gilia angelensis Griesel, Wesley 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  RSA470107  Gilia angelensis E. S. Spalding 1925-4-29 s.n. Los Angeles Waste lot, Glendale Comment
  RSA470108  Gilia angelensis Geo L. Moxley 1914-2-23 s.n. Los Angeles Hills near Highland Park, Los Angeles. Comment
  UCSB9863  Gilia angelensis H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam 426 Comment
  RSA407173  Gilia brecciarum subsp. brecciarum Christopher Davidson 1975-5-25 2563 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on road 7N23 to Liebre Mountain., ca. 0.4 mile past Sandberg Peak. Angeles National Forest. 1646 Comment
  UCR204046  Gilia cana R. G. Swinney 2005-5-14 8240 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  RSA698340  Gilia capitata Elisabeth Norland 1929-4-14 s.n. Los Angeles Hansen-Calif-Sandy field along roadside. Comment
  RSA698341  Gilia capitata Pomeroy 1929-4-7 s.n. Los Angeles Benedict Canyon. Comment
  RSA470225  Gilia capitata subsp. abrotanifolia N. C. Cooper 1949-4-19 3619 Los Angeles Newhall. 457 Comment
  UCR185595  Gilia capitata subsp. abrotanifolia A. C. Sanders 2007-4-25 33589 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  LA206507  Gilia capitata subsp. abrotanifolia Doris Daw; 1940-4-22 sn Los Angeles Arroyo Seco Comment
  UCR194153  Gilia latiflora A. C. Sanders 2008-4-13 34878 Los Angeles Western Mojave Desert, Antelope Valley, northeastern Palmdale, Ave. 'O' at 90th St. East 786 Comment
  RSA756125  Gilia latiflora subsp. cuyamensis Orlando Mistretta, Christine Mistretta 2008-4-30 2569 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
  RSA632838  Gilia latiflora subsp. latiflora R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39547 Los Angeles Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads 1158 Comment
  CAS-BOT-BC226400  Gilia latiflora subsp. latiflora Larry DeBuhr 1973-5-11 1038 Los Angeles On west side of Bob's Gap Rd. directly north of Bob's Gap 1188 Comment
  CAS-BOT-BC226402  Gilia latiflora subsp. latiflora Ira L. Wiggins 1966-4-24 20618 Los Angeles Along E side of 145th Street E between Palmdale Boulevard and Avenue O, North of Pearblossom. Mohave [Mojave] Desert Comment
  RSA95660  Gilia latiflora subsp. latiflora Verne Grant 1955-4-16 9583 Los Angeles Along powerline road south of Hwy. 138 between Littlerock and Pearblossom. Comment
  UC1929546  Gilia leptantha subsp. transversa Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1674 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  RSA251405  Gilia nevinii R. F. Thorne 1966-4-16 36058 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  UC1594380  Gilia nevinii Tim Ross 1992-4-14 6164 Los Angeles just above mouth Nanny Canyon (lower end canyon, central e side San Clemente Island); San Clemente Island, central e side, Nanny Canyon 182 Comment
  UC908474  Gilia nevinii Frank W. Peirson 1923-4-9 3433 Los Angeles Wilsons Cove and adjacent terrain , Wilsons Cove and adj terrain (San Clemente Island) Comment
  UC1537494  Gilia ochroleuca subsp. bizonata Gordon H. True Jr. 1935-3-26 167 Los Angeles Belleview School nw Palmdale; Belleview School nw of Palmdale 731 Comment
  RSA0017220  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1994-4-12 1026 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1220 Comment
  RSA638812  Githopsis diffusa subsp. diffusa Valerie L. Soza, Laura Moore 1999-6-30 590 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  SFV20975  Githopsis diffusa subsp. diffusa L. Gross 2003-5-29 947 Los Angeles Verdugo Mountains West end of Verdugo 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). 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). 564 Comment
  UCR150990  Glinus lotoides L. C. Wheeler 1958-11-29 7528 Los Angeles Transverse Ranges; Verdugo Mtns region, San Fernando Valley: Hansen Dam 333 Comment
  RSA0106834  Gnaphalium californicum R. G. Swinney 2011-5-10 14634 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  UCR240244  Gnaphalium californicum Dan S. Cooper 2012-9-26 912- 60 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  RSA719740  Gnaphalium canescens subsp. beneolens R. G. Swinney 1996-8-7 5224 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  SEINET3246129  Gnaphalium luteoalbum R. G. Swinney 2009-1 10220 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7-1.2 mi. north and NE of Foothill Blvd., Azusa/Duarte 189 Comment
  SD28052  Gnaphalium palustre Carl B. Wolf 1932-5-12 3598 Los Angeles Santa Catalina Island; Between Little Harbor and Cottonwood Creek. 45 Comment
  RSA0019765  Gnaphalium stramineum Orlando Mistretta, Christine Mistretta 2011-7-1 5888 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA547457  Gnaphalium stramineum Timothy S. Ross, Orlando Mistretta 1992-7-24 6748 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  UCR126953  Gnaphalium stramineum L. C. Wheeler 1970-6-9 s.n. Los Angeles Coastal Plain, San Pedro, Harbor Blvd, at 4th Street 3 Comment
  CAS-BOT-BC108966  Goodmania luteola H. D. Ripley; R. C. Barneby 1944-3-16 5858 Los Angeles North of Lancaster. 716 Comment
  RSA772423  Grayia spinosa R. G. Swinney 2009-4-29 10614 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  UC1076476  Grayia spinosa Herbert L. Mason 1930-4-20 5595 Los Angeles Mohave Desert, Rock Creek region Comment
  CAS-BOT-BC305269  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  CAS-BOT-BC305273  Grindelia hirsutula L. R. Abrams 1901-6-17 1856 Los Angeles Wiseburn Comment
  SBBG103939  Grindelia hirsutula M. A. Lane 1986-9-4 3094 Los Angeles E of intersection of St Hwy 138 with St Hwy 14 at "T" intersection of Ave D and Sierra Hwy, N off Lancaster 609 Comment
  CAS-BOT-BC305252  Grindelia hirsutula Delzie Demaree 1933-5-30 10371 Los Angeles S.W. Los Angles [Angeles] by Goodman Airport Comment
  POM359064  Grindelia robusta F. R. Fosberg 1931-9-16 5685 Los Angeles Baldwin Hills. 50 Comment
  RSA479517  Guillenia lasiophylla Steve Boyd, Thomas Elias 1987-4-14 2062 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  RSA732934  Guillenia lasiophylla R. G. Swinney 1998-8-1 6615 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA762251  Guillenia lasiophylla Orlando Mistretta, Christine Mistretta 2008-5-19 3112 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  RSA162713  Guillenia lasiophylla J. D. Olmsted 1959-5-13 621 Los Angeles Evey Canyon, 200 yards west of San Antonio Canyon. 701 Comment
  RSA430022A  Guillenia lasiophylla M. B. Dunkle 1930-3-30 2153 Los Angeles Santa Catalina Island, Moonstone Beach. Comment
  RSA602447  Gutierrezia californica Scott D. White 1997-5-14 5130 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  CAS-BOT-BC282862  Hainardia cylindrica Le Roy Abrams 1901-6-1 1715 Los Angeles Ballona Harbor Comment
  CATA1538  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak 1997-6-4 2765 Los Angeles Santa Catalina Island: Deep tank reservoir, by road above Empire Landing 106 Comment
  CLARK-A1528-1885  Haplopappus ericoides John C. Roos 1946-10-12 3129 Los Angeles West Los Angeles Comment
  UCR126789  Haplopappus venetus Mark A. Elvin 2003-6-12 2947 B Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  POM40462  Hazardia cana T. S. Brandegee 1894-8-25 s.n. Los Angeles San Clemente Island Comment
  SBBG108968  Hazardia cana S. A. Junak 1996-9-29 SCl 684 Los Angeles Middle Ranch Cyn, ca. 0.75 mi downstream from upper rd crossing 304 Comment
  POM11277  Hazardia squarrosa var. grindelioides P. A. Munz 1921-10-10 4693 Los Angeles Palmer's Canyon , no. of Claremont. 488 Comment
  POM40194  Hazardia squarrosa var. grindelioides Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  UCR255498  Hedera helix Dan S. Cooper 2014-6-26 614- 74 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  OBI35969  Helenium bigelovii J. & B. Semple, B. Semple 1981-8-14 5615 Los Angeles E. of Kratka Bridge 2134 Comment
  POM359736  Helenium bigelovii Russell Smith 1927-8-16 s.n. Los Angeles Crystal Lake, E. Angeles Nat. Forest. Comment
  RSA486472  Helianthus annuus subsp. lenticularis Richard Noyes 1988-7-30 596 Los Angeles Claremont; foothills of the San Gabriel Mts; 200 meters east of Thompson Creek Dam. 500 Comment
  LA88342  Helianthus californicus O. H. Kappler; 1943-6-20 502 Los Angeles West Los Angeles Comment
  UC450854  Helianthus gracilentus Fay A. Macfadden 1931-4-25 81 E Los Angeles near ridge stow road; Verdugo Hills, Tuna Canyon Comment
  POM175351  Helianthus gracilentus E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  CATA1251  Heliotropium curassavicum Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2331 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  POM19150  Heliotropium curassavicum F. W. Peirson 1923-5-27 6891 Los Angeles Pallett Creek, San Gabriel Mts. Comment
  RSA0127188  Heliotropium curassavicum var. oculatum Louis C. Wheeler 1967-7-23 10142 Los Angeles Pond 1/2 mile westerly from Barrel Springs on San Andreas Fault. Occuring foot of Whitney Canyon. 427 Comment
  RSA54175  Hemizonia clementina C. B. Wolf 1932-5-9 3435 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  RSA616543  Hemizonia fasciculata Scott D. White 1995-10-11 3693 Los Angeles Santa Susana Mtns, S of Santa Susana Pass Rd. 503 Comment
  RSA681052  Hemizonia fasciculata Scott D. White 2003-6-2 9445 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  POM177970  Hesperocnide tenella J. Ewan 1931-3-3 4049 Los Angeles Moist bank in shade of sedges. East Fork Sepulveda Canyon. Comment
  UC1348881  Hesperolinon micranthum Robert F. Thorne 1967-5-18 36880 Los Angeles dry slope above Wild Boar Gully (Cercocarpus Arroyo); Santa Catalina Island, Salta Verde 213 Comment
  CAS-BOT-BC143672  Heteromeles arbutifolia A. C. Sanders; T. B. Salvato 2009-5-19 36819 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  CAS-BOT-BC143688  Heteromeles arbutifolia Earnest Windle 1917-12-1 s.n. Los Angeles Santa Catalina Id. Comment
  RSA0072421  Heteromeles arbutifolia Joseph M. Keefe 2001-1-19 30949 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles. 305 Comment
  SD254700  Heteromeles arbutifolia R. G. Swinney 2011-3-18 14150 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin along Marshall Trail. 366 Comment
  UC1128100  Heteromeles arbutifolia G. T. Nordstrom 1935-2-26 340 Los Angeles 2.5 mi se Mouth of Liebre Gulch; Angeles National Forest, Tejon Quad. 640 Comment
  UC466692  Heteromeles arbutifolia Mrs. Blanche Trask 1833-7-4 Los Angeles Catalina Island Comment
  UCR8313  Heteromeles arbutifolia B. Freeman 1968-7-4 680704- 3 Los Angeles City of Los Angeles, Griffith Park, Mt. Hollywood Dr., 1 mile from the tunnel Comment
  JEPS20384  Heterotheca grandiflora Frank W. Peirson 1918-10-15 281 Los Angeles foot of Echo Mt. trail San Gabriel Mountains, Echo Mt. 548 Comment
  UC63368  Heterotheca grandiflora E. B. Babcock 1902-11-1 Los Angeles near Pomona Comment
  RSA0074063  Heterotheca grandiflora Scott Lowe 1991-5-18 35 Los Angeles San Gabriel River Channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA0074426  Heterotheca grandiflora J. R. Shevock 1972-9-16 2261 Los Angeles Along Malibu Creek, Malibu Canyon. 305 Comment
  RSA0075640  Heterotheca grandiflora John P. Hill 1932-3-5 4983 Los Angeles Verdugo Woodlands. Comment
  SJSU13545  Heterotheca sessiliflora subsp. fastigiata C. W. Sharsmith 1940-8-29 4230 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  UC586945  Heterotheca sessiliflora subsp. fastigiata Joseph Andorfer Ewan 1934-8-5 8452 Los Angeles vicinity of Prairie Fork Ranger Station; San Gabriel Mts. 1767 Comment
  RSA0066126  Heuchera elegans Sam Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1524 Comment
  JEPS36670  Hieracium argutum F. W. Peirson 1918-8-6 258 Los Angeles Old Mt. Wilson Trail San Gabriel Mountains 822 Comment
  SFV21098  Hirschfeldia incana L. Gross, W. Law 2000-8-8 251 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  UC1126856  Hirschfeldia incana Jerome S. Horton 1937-6-14 462 Los Angeles San Dimas Canyon Wash 365 Comment
  POM263069  Hoffmannseggia glauca J. C. Roos 1940-8-31 241 Los Angeles Monterey Park. Comment
  CDA27085  Hoffmannseggia glauca Agricultural Commissioner Los Angeles 0 Comment
  UC73212  Hoita macrostachya Geo. B. Grant Jun 1901 1053 Los Angeles Pasadena Comment
  POM352501  Hordeum intercedens F. R. Fosberg 1931-4-29 4706 Los Angeles Catalina Island. Middle Ranch Canyon, 1.5 miles below Eagle's Nest. 180 Comment
  SBBG17780  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-5-10 17738 Los Angeles pond near head of large cyn N of Boulder 487 Comment
  UCR213426  Hordeum murinum A. C. Sanders, Dan S. Cooper 2010-3-12 37328 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM156454  Hordeum murinum subsp. glaucum Le Roy Abrams 1903-4-9 3243 Los Angeles Inglewood 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
  CAS-BOT-BC273520  Hordeum vulgare A. H. Gallup 1949-5-28 s.n. Los Angeles Open field north of lake, LASCA Comment
  RSA729840  Horkelia rydbergii R. G. Swinney 1999-6-18 7340 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  LA32221  Hydrocotyle umbellata Peter H. Raven; Henry J. Thompson 1959-9-19 13716 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  UCD133354  Hypochaeris glabra Daryl Koutnik 1978-4-28 425 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCR273192  Hypochaeris glabra R. G. Swinney 2011-4-26 14474 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA592828  Hypochaeris glabra L. C. Wheeler 1967-4-9 9183 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  CDA7489  Hypochaeris radicata L. C. Wheeler 1968-6-28 s.n. Los Angeles Pasadena: In vacant lot shared for freeway. 300 block N. Los Roble Ave.. . 0 Comment
  RSA0082913  Isocoma Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3133 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along terrace overlooking the ocean. 21 Comment
  CAS-BOT-BC112430  Isolepis cernua H. E. Hasse 1889-7-1 s.n. Los Angeles Moist place near Santa Monica Comment
  CAS-BOT-BC112432  Isolepis cernua George B. Grant 1904-6-10 6274 Los Angeles Balboa Marsh. Comment
  POM19155  Iva axillaris P. A. Munz 1923-5-27 6886 Los Angeles Mouth of Pallett Creek Comment
  SEINET12289725  Jasminum W. F. Wright 2342 Los Angeles Elysian Park, Los Angeles Comment
  RSA651864  Jasminum primulinum Tom Kawakami 1948-2-18 s.n. Los Angeles 601 Walnut, Monrovia. Comment
  SD69622  Jaumea carnosa Robert F. Thorne, P. Everett 1965-5-11 34537 Los Angeles Salt flat inside Ballast Point on east side of Catalina Harbor. Comment
  RSA0051643  Jaumea carnosa A. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon. 0 Comment
  UCD169214  Juglans hindsii R. E. Riefner Jr. 2012-12-11 12- 598 Los Angeles Sunland-Tujunga, along Stonehurst Ave. near Orcas Ave. 288 Comment
  SDSU6924  Juglans regia Gerald Collier 1951-5-5 Los Angeles Temple city 10 miles east of L.A on lower Azusa Road. 1 mile east of Rosemead blvd. Comment
  UC1584730  Juglans regia Tim Ross and Annette Ross 1991-6-3 5542 Los Angeles rocky outcrop on steep southerly slope west Pomona, Elephant Hill 286 Comment
  RSA0089509  Juncus bufonius var. bufonius R. G. Swinney 2011-6-30 15410 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA628882  Juncus bufonius var. occidentalis L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  RSA229159  Juncus duranii Robert F. Thorne 1969-7-29 38881 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle 2332 Comment
  CLARK-A1528-3026  Juncus macrophyllus Peter H. Raven, Henry J. Thompson 1960-7-17 15539 Los Angeles Coast Highway Comment
  RSA0091983  Juncus macrophyllus R. G. Swinney 2011-10-10 15721 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA733589  Juncus macrophyllus R. G. Swinney 1998-7-24 6556 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  UC1586199  Juncus mexicanus Tim Ross 1991-8-16 5817 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1719 Comment
  POM123289  Juncus phaeocephalus George B. Grant 1904-6-10 s.n. Los Angeles Sherman. Comment
  POM1602  Juncus rugulosus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  RSA747163  Juncus rugulosus R. G. Swinney 2008-5-30 8911 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  RSA286656  Juncus textilis Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44778 Los Angeles near Lily Spring on N slope of Mt. Hawkins 2377 Comment
  RSA603405  Juncus textilis L. C. Wheeler 1975-8-6 s.n. Los Angeles San Gabriel Mountains: Burro Canyon. 670 Comment
  RSA700318  Juncus torreyi A. C. Sanders, Mark A. Elvin 2002-6-25 25288 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 274 Comment
  UCR125147  Juncus torreyi A. C. Sanders, Mark Elvin 2002-6-25 25288 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  RSA228872  Juncus xiphioides Robert F. Thorne 1971-6-26 40629 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  CHSC99677  Juniperus californica LeRoy Gross 2000-8-25 260 Los Angeles Big Tujunga Wash/Verdugo Mountains: Orcas Park, entered from Foothill Blvd. onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. East side of Hansen Dam, close to a deep depression (manmade) that has a few Salix growing in it. 324 Comment
  RSA587386  Juniperus californica Orlando Mistretta 1992-5-8 283 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  RSA725214  Juniperus californica Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -35 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC1870278  Juniperus californica LeRoy Gross 2000-8-25 260 Los Angeles Big Tujunga Wash/ Verdugo Mountains; Big Tujunga Wash/ Verdugo Mountains: Orcas Park,entered from Foothill Blvd onto Orcas Ave. . Elev. 1066 Feet. 324 Comment
  UCR159959  Juniperus californica Valerie Soza, G. D. Wallace 2000-1-6 649 Los Angeles Irwindale, San Gabriel Wash: just N of the 210 fwy, south of Huntington Dr 174 Comment
  UCR239972  Juniperus californica R. G. Swinney 2009-11-18 11659 Los Angeles Transverse Range; San Gabriel Mountains, summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1310 Comment
  LA209294  Keckiella breviflora Carl B. Wolf; 1936-5-27 7842 Los Angeles San Gabriel Mountains, Indian Canyon Camp, 2 mi off Soledad Canyon 914 Comment
  RSA659875  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1698 Comment
  CHSC83683  Keckiella cordifolia John Dittes 1990-6-11 91 Los Angeles Transverse Range; San Gabriel Mts., La Tuna Canyon, north slope of Verdugo Mountain, ca. 0.8 air mile east of debris basin dam, small tributary canyon with drainage on south side of La Tuna Canyon Road. 423 Comment
  RSA79783  Keckiella cordifolia Raymond J. Dobbs 1927-6-28 7684 Los Angeles Arroyo Seco near Switzers, San Gabriel Mountains. 915 Comment
  SBBG98051  Keckiella cordifolia T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5217 Los Angeles vicinity of Knob, 5100 ft NW of Guds 251 Comment
  RSA401778A  Keckiella cordifolia Slocum 1949-6-10 4246 Los Angeles Los Padres National Forest. 457 Comment
  RSA230272  Koeleria macrantha R. F. Thorne 1969-7-2 38302 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit 1982 Comment
  CAS-BOT-BC271340  Koeleria pyramidata Le Roy Abrams 1901-4-1 1219 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC271342  Koeleria pyramidata Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  UC1375289  Kopsiopsis strobilacea Robert F. Thorne, C. W. Tilforth, and John Dourley 1971-7-27 41078 Los Angeles San Gabriel Mts., Angeles National Forest: E ridge of Mt. San Antonio (Old Baldy). Comment
  RSA0087951  Kopsiopsis strobilacea Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41078 Los Angeles San Gabriel Mts., Angeles National Forest: E ridge of Mt. San Antonio (Old Baldy). Comment
  SBBG106258  Lactuca serriola S. A. Junak 1981-7-30 SCl 33 Los Angeles just S of old airfield 262 Comment
  UC2026448  Lagophylla ramosissima Louis C. Wheeler 1967-6-26 9865 Los Angeles SAN GABRIEL MOUNTAINS: Whitney Canyon, near mouth. Comment
  UCR180351  Lagophylla ramosissima Scott D. White, Pam Devries 2006-5-10 11426 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
  RSA592166  Lamarckia aurea L. C. Wheeler 1967-5-7 9290 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  UCR136930  Lamarckia aurea Samuel R. Tyson 1942-4-24 s.n. Los Angeles San Gabriel Mtns., San Dimas Canyon, along trail 534 Comment
  UCR136931  Lamarckia aurea Samuel R. Tyson 1943-4-22 s.n. Los Angeles San Gabriel Mtns., Big Dalton Canyon, along trail 381 Comment
  CATA2229  Lantana montevidensis Sara L. Crockett 1997-4-21 133 Los Angeles Santa Catalina Island: 333 Hiawatha Street, corner of Hiawatha and Marilla Streets 44 Comment
  CAS-BOT-BC171061  Larrea tridentata Timothy S. Ross; J. Mark Porter 1994-5-1 7579 Los Angeles Southwestern Mojave Desert, open desert, ca 1870 m SW of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  SD262377  Larrea tridentata R. G. Swinney 2014-4-17 16074 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 -0.8 mi. east of Cheseboro R., 100 - 200m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy. 901 Comment
  UCR140602  Larrea tridentata Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 26 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  RSA611640  Lastarriaea coriacea Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10118 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2.4 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  POM361483  Lasthenia gracilis F. R. Fosberg 1931-3-27 4410 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 80 Comment
  POM361500  Lasthenia gracilis Fossler 1929-4-2 s.n. Los Angeles near Arroyo Seco Comment
  RSA570023  Lasthenia gracilis Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4913 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  POM361501  Lasthenia gracilis Anstruther Davidson 1890-04 s.n. Los Angeles [Unspecified] Comment
  SBBG133426  Lathyrus odoratus J. Shute, K. Merrill, E. Havstad 2011-5-3 SERG 11 -53 Los Angeles E of VC3 off ridge rd to the S by concrete ruins of a building Comment
  CHSC856  Lathyrus vestitus E. Thomas 1940-4-6 Los Angeles Spreading grounds for San Antonio river. Comment
  POM1797  Lathyrus vestitus subsp. laetiflorus C. F. Baker 1904-4-15 4186 Los Angeles Claremont Comment
  RSA405692  Lathyrus vestitus subsp. laetiflorus John P. Hill 1929-5-12 s.n. Los Angeles Verdugo Woodlands Comment
  RSA405696  Lathyrus vestitus subsp. laetiflorus M. B. Dunkle 1928-4-11 1847 -b Los Angeles Emerald Bay, Santa Catalina Island. Comment
  UC15339  Lathyrus vestitus subsp. laevicarpus J. H. Barber 1897-1-9 14 Los Angeles Santa Monica Canyon Comment
  JEPS55286  Lathyrus vestitus var. vestitus Frank W. Peirson 1919-4-19 374 Los Angeles Pacoima Canyon San Gabriel Mountains 609 Comment
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Feb 25 2015
  LA200460  Lathyrus vestitus var. vestitus Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG15898  Lathyrus vestitus var. vestitus W. G. Webb 1934-12-12 Los Angeles Glendale, Eagle Rock Comment
  UCD134001  Layia platyglossa Geoffrey Levin 1974-4-26 30 Los Angeles Wash (Blanchard Park), Alluvial Fan of Mt. San Antonio, San Gabriel Mountains; Pomona College, Claremont. Draninage Area: Santa Ana River, Pacific slope. 335 Comment
  POM50719  Layia platyglossa subsp. campestris L. R. Abrams 1901-04 1386 Los Angeles Monte Vista. Comment
  UC841656  Lemna gibba I. W. Clokey, B. C. Templeton 1930-2-18 4630 Los Angeles La Brea Comment
  RSA600544  Lemna minuta Steve Boyd, Lauren Raz 1997-5-28 9856 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA702174  Lepechinia fragrans Scott D. White 2004-7-28 10662 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  POM307861  Lepidium fremontii Henry J. Ramsey, Henry J. Ramsey 1938-4-16 2713 Los Angeles Lancaster Comment
  HSC6819  Lepidium fremontii C. S. Apperson 1966-3-30 Los Angeles Tujunga wash, 1 mi. E of Hansen dam on Foothill Blvd. Comment
  PASA2039  Lepidium fremontii Stason 1930-3-18 Los Angeles East of Adelanto Comment
  RSA0073253  Lepidium fremontii Bonnie C. Templeton 1931-5-17 1202 Los Angeles West of Lancaster, Mohave Desert. Comment
  POM240  Lepidium fremontii var. fremontii H. M. Hall 1902-5-1 3037 Los Angeles Vicinity of Rock Creek. 1067 Comment
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Jun 17 2009
  SBBG70849  Lepidium perfoliatum R. Hoffmann 1929-4-27 Los Angeles near Redman Comment
  UCR154367  Lepidium strictum A. C. Sanders 2005-5-1 29835 Los Angeles Los Angeles Natural History Museum, Exposition Park, Los Angeles 53 Comment
  SEINET13203170 Image available Lepidium virginicum R. G. Swinney 2010-1 12483 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  RSA772201  Lepidium virginicum var. pubescens R. G. Swinney 2009-5-27 10884 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR199964  Lepidium virginicum var. pubescens Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1157 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 457 Comment
  RSA429663  Lepidium virginicum var. pubescens H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  JEPS30655  Lepidospartum squamatum Peter H. Raven and Henry J. Thompson 1958-9-19 13728 Los Angeles near Lake Sherwood (in dry stream near junction of Decker and Potrero Canyon Roads); Santa Monica Mountains 281 Comment
  SBBG126261  Lepidospartum squamatum A. C. Sanders with T. B. Salvato 2009-5-29 37047 Los Angeles Irwindale on W side of Santa Fe Dam, W edge of 605 Fwy N of Arrow Hwy and S of where the freeway crosses the NW end of the dam 130 Comment
  UC1069785 Image available Lepidospartum squamatum G. E. Sindel 1935-1-21 123 Los Angeles 1 mi e of Manzana; Tejon Quadrangle Comment
  RSA662317  Leptodactylon californicum Amy Drooks 1981-4-26 00 -1 Los Angeles San Gabriel River, north of Azusa. Comment
  SEINET5732168 Image available Leptodactylon californicum S. K. I. Apfelbaum 1981-1 100 Los Angeles Lopez Canyon Landfill; Lopez Canyon Landfill Comment
  RSA709808  Leptosiphon aureus subsp. aureus Gary D. Wallace, Ann Hiller 1983-5-18 2058 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
  RSA0098374  Leptosiphon breviculus R. G. Swinney 2011-6-6 14988 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SBBG64601  Leptosiphon chrysanthus subsp. chrysanthus R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  POM128995  Leptosiphon parviflorus Thos. Craig 1927-6-15 397 Los Angeles At dam near mouth of Cobal Canyon, above Claremont. Comment
  RSA0074219  Leptosiphon parviflorus J. Henrickson 1985-3-30 19768 Los Angeles Ca. 3 air miles nnw. of Newhall in proposed North Hills Development just n. of Santa Clara River and just e. of San Francisquito Creek. 370 Comment
  RSA73042  Leptosiphon parviflorus F. W. Peirson 1919-5-18 4711 Los Angeles Hills east of Monrovia Canyon 457 Comment
  RSA0010522  Leptosyne californica LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6801 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCSB6465  Leptosyne californica Haller, John 1957-4-13 Los Angeles On Palmdale Ave. 0.7 miles E. of junc. with Calif. 138 and ca. 9 miles E. of center of Palmdale 762 Comment
  UCR209938  Lessingia filaginifolia R. G. Swinney 2008-7-15 9212 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CAS-BOT-BC339276  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-31 3089 Los Angeles Newhall 365 Comment
  SBBG125871  Lessingia glandulifera var. glandulifera A. Parikh, N. Gale 2010-6-10 3273 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.8 km NW of State Hwy 14; E Liebre Mtns 1106 Comment
  RSA187990  Leymus condensatus R. F. Thorne, Percy C. Everett 1965-6-23 34993 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon; 23 Comment
  RSA0106319  Lilium humboldtii var. bloomerianum Lyman Benson 1954-6-27 15300 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. 426 Comment
  RSA0072155  Limonium ramosissimum R. E. Riefner Jr. 2006-1-21 06 -8 Los Angeles City of Long Beach, Belmont Shores, Colorado Lagoon in vicinity of Park Ave. and Colorado St. 6 Comment
  UCR110893  Linanthus aureus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22002 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
  POM279129  Linanthus californicus Elaine Dalbom 1934-3-31 48 Los Angeles Pacific Palisades, Beverly Hills, 427 Comment
  RSA468445  Linanthus californicus subsp. glandulosus D. S. Krause 1939-07 s.n. Los Angeles Roadside ditch, Foothill Blvd, east of Pasadena Comment
  RSA607005  Linanthus californicus subsp. glandulosus Leota Brice 1930-4-28 s.n. Los Angeles San Fernando. Comment
  RSA695503  Linanthus concinnus Valerie L. Soza, Sarah J. De Groot 2003-6-18 1687 Los Angeles Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  RSA0016797  Linanthus dianthiflorus subsp. dianthiflorus Anstruther Davidson 1890-04 s.n. Los Angeles Foot hill, Los Angeles. Comment
  UC52364  Linanthus liniflorus H. M. Hall 1902-5-3 Los Angeles near Elizabeth Lake Comment
  POM277118  Linanthus parryae E. S. Steele, H. S. Pratt 1934-3-22 7016 Los Angeles Northwest of Lancaster, Mohave Desert. Comment
  UC1537475  Linanthus parviflorus Gordon H. True Jr. 1935-5-16 286 Los Angeles Bouquet Canyon 548 Comment
  UCSB42849  Linaria maroccana Green, Lisa 1980-5-30 Los Angeles 1/4 mi. N. of the Simi Valley Freeway near; Iverson Rd 426 Comment
  UCR166271  Lithophragma Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  SFV1589  Lithophragma affine K. A. Wilson 1961-3-14 1029 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Seminole Hot Springs. 460 Comment
  CAS-BOT-BC432213  Lithophragma bolanderi Steve Boyd; Lauren Raz 1997-5-20 9794 Los Angeles Liebre Mountains Region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads. 1548 Comment
  RSA784233  Lithophragma heterophyllum J. D. Olmsted 1962-4-30 419 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  SD64125  Lithophragma heterophyllum W. Bertsch 1953-4-27 86 Los Angeles Little Dalton Canyon 366 Comment
  POM18075  Lithophragma tenellum P. A. Munz 1923-5-26 6853 Los Angeles Big Rock Creek, San Gabriel Mountains 1829 Comment
  UCR178373  Lithophragma tenellum LeRoy Gross, Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  RSA611027  Lobelia dunnii var. serrata L. C. Wheeler 1932-9-9 1361 Los Angeles San Antonio Canyon. 1067 Comment
  CATA3307  Lobularia maritima Amy Catalano, Jen Dreizehn 2017-3-23 024 Los Angeles Santa Catalina Island: Toyon Junction, near red bench under pine trees at northeast edge of reservoir 364 Comment
  SEINET9119078  Lobularia maritima E. Adams 1978-1 S.N. Los Angeles Altadena, Eaton Canyon. Chaparral community, near stream. Comment
  RSA679859  Loeseliastrum matthewsii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 890 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UC23708  Loeseliastrum matthewsii Dr. A. Davidson 1895-1 91 Los Angeles Lancaster Comment
  RSA337418  Loeseliastrum matthewsii R. F. Thorne 1973-5-11 43533 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  SBBG42235  Logfia filaginoides M. B. Dunkle 1939-4-6 7317 Los Angeles Mosquito Ridge Comment
  UC1109375  Lolium temulentum Peter H. Raven 1962-4-11 17293 Los Angeles along roadside near airfield at n end San Clemente Island; n end San Clemente Island 30 Comment
  SD241722  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Santa Clarita Valley: Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon, in Charlie Canyon, survey area 69 (Newhall 7.5'Q) 395 Comment
  RSA699224  Lomatium lucidum Vasu Dev, Barbara Dev 2003-5-5 s.n. Los Angeles Lone Pine Canyon Rd. 1.3 miles from its junction with Highway 138. [San Bernardino Co.] 1126 Comment
  SD254520  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains: c. 0.4 mile NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. trail, inside Placerita Canyon Natural Area (Mint Canyon 7.5'Q) 500 Comment
  UC73335  Lomatium utriculatum unknown 1901-1 706 Los Angeles Pasadena Comment
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Mar 12 2011
  UCR183991  Lomatium utriculatum A. C. Sanders 2007-4-19 33413 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR56409  Lomatium utriculatum S. J. Myers, E. LaRue 1989-3-21 s.n. Los Angeles Western Mojave Desert, Palmdale area, Elizabeth Lake Road at California Aqueduct 887 Comment
  UC145556  Lonicera C. F. Baker 1909-4-2 5195 Los Angeles Ganensha Park, Pomona Comment
  SD28070  Lonicera catalinensis Carl B. Wolf 1932-5-10 2807 Los Angeles Santa Catalina Island; Avalong Canyon, above the last Almond Orchard. 399 Comment
  SBBG132120  Lonicera hispidula S. A. Junak 1996-4-13 SCI 311 Los Angeles N fork of first cyn S of Bryce Cyn, upstream from fork in cyn, in cyn bottom 262 Comment
  RSA100194  Lonicera hispidula var. vacillans F. W. Peirson 1918-6-15 264 Los Angeles Mint Canyon at northwest corner of San Gabriel Mts. Comment
  RSA243774  Lonicera hispidula var. vacillans F. R. Fosberg 1931-7-9 763 Los Angeles Santa Catalina Island; Avalon. 50 Comment
  RSA636110  Lonicera hispidula var. vacillans R. F. Thorne, D. Propst 1974-9-12 45099 Los Angeles Santa Catalina Island: Middle Ranch Canyon, along stream below Thompson Reservoir. 198 Comment
  UC28539  Lonicera subspicata var. denudata J. H. Barber 1897-1-9 10 Los Angeles Santa Monica Canyon Comment
  UCR179975  Lonicera subspicata var. denudata R. G. Swinney 1996-8-7 5210 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  RSA406765  Lotus argophyllus subsp. ornithopus House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  RSA515117  Lotus argophyllus subsp. ornithopus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -6 Los Angeles San Clemente Island: Waynuk Canyon, W slope of island Comment
  RSA717951  Lotus crassifolius var. crassifolius R. G. Swinney, Dave Larson 1996-8-7 5243 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  RSA406933  Lotus dendroideus var. traskiae M. B. Dunkle, B. C. Templeton 1939-4-6 7281 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  JEPS55495  Lotus hamatus Frank W. Peirson 1920-5-16 2117 Los Angeles Tujunga San Gabriel Mts. 457 Comment
  RSA0087047  Lotus heermannii var. heermannii R. G. Swinney 2010-9-9 13801 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA229728  Lotus heermannii var. heermannii R. F. Thorne 1969-7-2 38212 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA587268  Lotus heermannii var. heermannii Orlando Mistretta 1994-5-13 1220 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  RSA747551  Lotus humistratus R. G. Swinney 2008-4-17 8687 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UC169100  Lotus nevadensis var. davidsonii Geo. B. Grant 1906-6-16 713 -6697 Los Angeles Mt. Wilson 1524 Comment
  RSA90413  Lotus oblongifolius var. oblongifolius F. W. Peirson 1904-8-28 4079 Los Angeles Little Santa Anita Canyon, south base of San Gabriel Mts. Comment
  UC1537090  Lotus salsuginosus Gordon H. True Jr. 1935-5-16 292 Los Angeles Bouquet Canyon, near mouth of canyon Bouquet Canyon 457 Comment
  UC186833  Lotus salsuginosus Samuel B. Parish Jun 1887 1891 Los Angeles San Francisquito Canyon Comment
  UCR209937  Lotus salsuginosus R. G. Swinney 2008-7-12 9172 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UCR213244  Lotus salsuginosus Dan S. Cooper 2010-4-9 20100409- 31 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., slope north of Coolidge Canyon in Griffith Park 195 Comment
  UCR131372  Lotus salsuginosus var. salsuginosus Jeremiah George 2001-5-29 5 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  RSA406312  Lotus salsuginosus var. salsuginosus Donald R. Bissing 1973-6-2 133 Los Angeles 3 miles from mouth of Evey Canyon 787 Comment
  RSA515118  Lotus scoparius subsp. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 804 -2 Los Angeles San Clemente Island: Wilson Cove Canyon. Comment
  UCR155666  Lotus scoparius var. scoparius A. C. Sanders, Helen Kennedy 2005-4-13 29459 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  POM128950  Lotus strigosus George B. Grant 1902-04 s.n. Los Angeles Pasadena Comment
  RSA229727  Lotus strigosus R. F. Thorne 1969-7-2 38213 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA587349  Lotus strigosus Orlando Mistretta 1992-5-4 226 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  UC153544  Lotus strigosus LeRoy Abrams 1903-4-10 3246 Los Angeles near Inglewood Comment
  UCR276884  Lotus strigosus R. G. Swinney 2011-6-7 15085 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  SEINET3132486  Lotus strigosus var. strigosus Unknown 1903-4-10 3246 Los Angeles Near Inglewood Comment
  RSA595332  Lotus strigosus var. strigosus L. C. Wheeler 1967-5-8 9338 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0091528  Lotus unifoliolatus R. G. Swinney 2010-6-29 13392 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  RSA250638  Lotus wrangelianus R. F. Thorne 1971-3-31 41446 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA406347  Lotus wrangelianus F. R. Fosberg 1931-4-3 4465 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  UC1129208  Lotus wrangelianus A. D. Gifford 1935-3-15 452 Los Angeles 7 mi se Whitaker Pk.; Tejon Quad. 548 Comment
  RSA0061208  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042007 Los Angeles Old Ridge Rte, after unmaintained section. 413 Comment
  SEINET10484546  Lupinus albifrons var. eminens David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 year old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by d.b.dunn. Rsa 6452 x 7325 Comment
  SEINET10484835  Lupinus benthamii August J. Breitung 1953-6-7 Breitung 15402 Los Angeles Tejon pass. Keel ciliate on the lower edges near claws 1524 Comment
  UC201092  Lupinus bicolor Geo. B. Grant 1905-4-7 735 Los Angeles Pasadena Comment
  UCD168365  Lupinus bicolor J. W. Barry 1980-5-1 s.n. Los Angeles East of Hungry Valley SVRA. (Exact location unknown. Coordinates estimated by the label maker.) Comment
  UCR174986  Lupinus bicolor Holly Summers 2006-4-30 001 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  RSA517120  Lupinus bicolor T. S. Ross 1990-5-14 2507 Los Angeles Yerba Buena Ridge.... Tujunga Ranger district 1076 Comment
  POM350057  Lupinus bicolor subsp. microphyllus Christopher Davidson 1973-4-6 1855 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  POM350058  Lupinus bicolor subsp. microphyllus M. Bisbee 1917-4-10 s.n. Los Angeles Hill Ave. Eagle Rock Comment
  RSA407117  Lupinus chamissonis Elbert Benjamine 1929-1-27 s.n. Los Angeles Playa del Rey. Comment
  RSA407118  Lupinus chamissonis F. R. Fosberg 1930-6-30 449 Los Angeles Del Rey. 2 Comment
  SD69512  Lupinus concinnus Robert F. Thorne 1966-4-7 35946 Los Angeles Santa Catalina Island; Cherry Valley. 60 Comment
  RSA407098  Lupinus excubitus var. austromontanus Anstruther Davidson 1893-6-12 s.n. Los Angeles Mt. Disappointment. Comment
  SEINET10937087  Lupinus excubitus var. hallii Unknown Anonymous s.n. 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 f1 plant number. Seeds from open field pollen Vector. Comment
  LA205106  Lupinus excubitus var. johnstonii J. A. Ewan; 1932-5-29 7184 Los Angeles San Gabriel Mountains, summit Mount Gleason 1828 Comment
  RSA587045  Lupinus excubitus var. johnstonii Orlando Mistretta, Mark Elvin 1995-5-10 1693 Los Angeles San Gabriel Mountains. Bare Mountain Canyon. West Fork. 1585 Comment
  UCR124584  Lupinus formosus B. C. Templeton, I. W. Clokey 1930-4-8 1491 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  RSA0036524  Lupinus formosus var. formosus Daisie Huang 2007-5-28 07052802 Los Angeles Glendora Ridge Road. 1328 Comment
  RSA579323  Lupinus formosus var. formosus T. S. Ross 1994-5-31 7977 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
  RSA778874  Lupinus formosus var. formosus Orlando Mistretta, Christine Mistretta 2010-6-1 5225 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
  RSA413622  Lupinus formosus var. formosus L. C. Wheeler 1932-4-16 633 Los Angeles W. Fork Santa Anita Canyon, San Gabriel Mts. 762 Comment
  RSA413626  Lupinus formosus var. formosus George R. Johnston 1918-4-28 13752 Los Angeles Canyon north of Big Pine. 1524 Comment
  RSA413683  Lupinus hirsutissimus Alton Clare 1929-2-24 s.n. Los Angeles Santa Monica Canyon Comment
  RSA0055066  Lupinus hirsutissimus Jim Shevock 1970-3-8 29 Los Angeles SanGabriel Mountains. 381 Comment
  SFV1885  Lupinus hirsutissimus Lawler 1958-4-11 s. n. Los Angeles San Fernando Valley Oat Mountain, Chatsworth. North De Soto Ave. next to security gate. 457 Comment
  RSA211802  Lupinus latifolius subsp. parishii L. C. Wheeler 1933-7-4 1905 Los Angeles San Dimas Canyon 640 Comment
  CAS-BOT-BC211700  Lupinus longifolius Theodore Payne 1925-5-1 s.n. Los Angeles Sierra Madre Comment
  IRVC28851  Lupinus microcarpus var. densiflorus Mark A. Elvin, Cathleen Weigand 2003-4-7 2445 Los Angeles Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley 297 Comment
  UC1076237  Lupinus microcarpus var. densiflorus H. L. Mason 1926-4-27 3041 Los Angeles Rock Creek Comment
  RSA0003463  Lupinus mollisifolius Theodore Payne 1918-06 3310 Los Angeles Sierra Madre. Comment
  CAS-BOT-BC8224  Lupinus parishii Louis Cutter Wheeler 1932-4-29 662 Los Angeles 2 mi. NE La Verne 373 Comment
  CAS-BOT-BC207251  Lupinus peirsonii Lester Rowntree 1932-3-1 s.n. Los Angeles Antelope Valley Comment
  UCR265507  Lupinus sparsiflorus Dan S. Cooper 2015-3-18 315- 3 Los Angeles Los Angeles Basin/Western Transverse Range, Eastern Santa Monica Mtns/Hollywood Hills, at Hollywood Bowl 216 Comment
  RSA600827  Lupinus sparsiflorus subsp. sparsiflorus Joseph A. Ewan 1933-04 10909 Los Angeles Santa Monica Mountains: Higgins Canyon. 457 Comment
  RSA746775  Lupinus succulentus R. G. Swinney 2008-4-17 8682 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UCSB3345  Lupinus succulentus Wedberg, H. 1958-2-22 Los Angeles About 2 miles west of Berverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  OBI35615  Lupinus succulentus Rebecca Cicoria 1981-4-23 6 Los Angeles In upper end of Altamira Cyn, Rolling Hills 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
  RSA0083869  Lupinus succulentus Walter Stuart 1948-2-19 19 Los Angeles Collected from a cultivated orchard on Base Line 4 miles northeast of San Dimas. Only 2 plants were found. 335 Comment
  RSA582457  Lupinus succulentus L. C. Wheeler 1935-4-25 3440 Los Angeles Placerita Canyon, San Gabriel Mountains. 457 Comment
  RSA604390  Lupinus succulentus Sara L. Crockett 1997-3-28 617 Los Angeles End of Cat Harbor road, NE side of Cat Harbor 15 Comment
  SD30041  Lupinus superbus Paul O. Schallert 1943-5-9 Los Angeles Monrovia. Mt. Canyon Comment
  CATA591  Lupinus truncatus Mark L. Hoefs 1991-4-7 1036 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  CAS-BOT-BC233478  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  CAS-BOT-BC233480  Lycium californicum George B. Grant; Walter Wheeler 1904-4-21 H 2447 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC233482  Lycium californicum L. R. Abrams; I. L. Wiggins 1931-7-3 290 Los Angeles Santa Barbara Island Comment
  SEINET10697081  Lycium carolinianum Heidi H. Schmidt 1999-10-14 Schmidt 3876 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SBBG129220  Lyonothamnus floribundus W. L. Jepson 1908-7-13 3045 Los Angeles Santa Catalina Island Comment
  SD8404  Lyonothamnus floribundus T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  RSA578202  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8186 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 380m SSW of 940-ft peak; between E and W forks of the easternmost blue-line drainage to Goat Harbor. 235 Comment
  SBBG110448  Lyonothamnus floribundus var. aspleniifolius S. A. Junak 1997-10-29 SCl 985 Los Angeles near head of first cyn S of Camera Pad "Malo", ca. 0.1 mi SSW of "Malo 1" 381 Comment
  CATA668  Lysimachia arvensis Mark L. Hoefs 1991-4-23 1157 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCR93325  Lythrum hyssopifolia Scott D. White 1996-5-15 4039 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 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
  CAS-BOT-BC344375  Madia exigua John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  POM147536  Madia exigua Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. 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
  RSA188293  Madia sativa R. F. Thorne 1966-6-1 36507 Los Angeles Santa Catalina Island, along stream at lower end of Cape Canyon above junction with Middle Ranch Canyon 236 Comment
  SD122643  Malacothamnus clementinus F. C. Boutin 1967-4-23 1653 Los Angeles San Clemente Island, east side of island, Lemon Tank. 305 Comment
  UCR266369  Malacothamnus davidsonii D. E. Bramlet, Allison D. Rudalevige 2009-4-29 4379 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, north of Big Tujunga Canyon Rd., NE of L.A. County Probation Camp 15 473 Comment
  RSA308299  Malacothamnus fasciculatus Henry J. Ramsey, Henry J. Ramsey 1937-5-16 3084 Los Angeles Altadena, N. Craig Ave. Comment
  RSA602448  Malacothamnus fasciculatus Scott D. White 1997-5-14 5131 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  SD85195  Malacothamnus fasciculatus E. R. Blakely 1962-10-6 5479 Los Angeles Santa Catalina Island, Bullrush Canyon south of middle branch 228 Comment
  POM17009  Malacothamnus fremontii P. A. Munz 1923-9-1 7723 Los Angeles Swartout Valley, San Antonio Mtns. 1829 Comment
  SBBG72793  Malacothamnus orbiculatus R. Hoffmann 1931-5-3 Los Angeles overlooking Antelope Valley Comment
  RSA680327  Malacothrix clevelandii Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9602 Los Angeles Liebre Mountains: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  RSA802571  Malacothrix clevelandii Orlando Mistretta, Christine Mistretta 2011-7-1 5881 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA771900  Malacothrix coulteri R. G. Swinney 2009-5-5 10625 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR94702  Malacothrix coulteri A. C. Sanders, E. J. Lott 1993-5-6 13950 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA95031  Malacothrix coulteri F. W. Peirson 1927-5-7 7273 Los Angeles 3 miles south of Muroc, Mojave Desert Comment
  SD85026  Malacothrix foliosa subsp. foliosa E. R. Blakley 1962-6-10 5220 Los Angeles San Clemente Island; Wilson Cove. 10 Comment
  RSA0070192  Malacothrix glabrata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6949 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  UCR166082  Malacothrix glabrata Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA719094  Malacothrix saxatilis Naomi Fraga 2001-5-27 48 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. UTM: 376696N 423388E. Comment
  RSA6053  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1932-10-3 4210 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  RSA659894  Malosma laurina Fred Brooks 1988-5-7 44 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff, on west side of canyon, above river. 1371 Comment
  RSA754137  Malosma laurina Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1823 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  POM12253  Malva parviflora F. L. Robinson 1921-4-15 28 Los Angeles Orchard near Claremont. Comment
  SBBG132315  Malvella leprosa S. A. Junak 1991-4-26 SCI- 235 Los Angeles NE end of island, just off main rd 121 Comment
  RSA638238  Manihot utilissima L. C. Wheeler 1973-7-16 s.n. Los Angeles Kerckhoff Estate (Los Angeles ?) Comment
  LA200403  Marah macrocarpa J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  LA99444  Marah macrocarpa Hisao P. Arai; 1957-3-15 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA0053885  Marah macrocarpa R. G. Swinney 2010-5-11 12638 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  SFV5526  Marah macrocarpa W. A. Kelley 1968-1-20 76 1 Los Angeles Santa Susana Mountains Santa Susana Pass, Chatsworth. 500 Comment
  UCR216755  Marah macrocarpa R. G. Swinney 2009-2-20 10007 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  OBI35689  Marah macrocarpa Rebecca Cicoria 1982-5-8 75 Los Angeles Palos Verdes Peninsula: Lower Purple Cyn, Rolling Hills Comment
  RSA213375  Marah macrocarpa M. B. Dunkle 1939-4-4 7251 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA652418  Marah macrocarpa Jim Moon 1948-3-27 s.n. Los Angeles 3 1/2 mi S/W of San Dimas. 225 Comment
  RSA584049  Marah macrocarpa var. macrocarpa T. S. Ross 1992-4-21 6219 Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  UC452593  Marah macrocarpa var. major C. A. Purpus Los Angeles San Clemente Island Comment
  UCR197212  Marrubium vulgare Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 820 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  UCR273265  Marrubium vulgare R. G. Swinney 2011-10-25 15875 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  UCR281345  Marrubium vulgare R. G. Swinney 2014-5-27 16679 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA0049584  Marsilea vestita subsp. vestita Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4784 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  SD248343  Matricaria occidentalis R. E. Riefner Jr. 2008-7-28 08 253 Los Angeles Harbor City, Bixby Sough, Harbor Regional ark, Harbor Lake, vicinity of Vermont Ave. and Normande Ave. 0 Comment
  POM68643  Meconella denticulata Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  RSA144578  Meconella denticulata W. R. Ernst 1957-4-19 160 Los Angeles Highway 39. San Gabriel River West Fork Junction: 1/4 mi. S Comment
  RSA646976  Meconella denticulata LeRoy Gross 2000-4-22 172 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  UC635440  Meconella denticulata Herbert L. Mason 1927-6-14 3754 Los Angeles San Antonio Canyon, San Gabriel Mtns 914 Comment
  LA33775  Medicago polymorpha Peter H. Raven; 1959-4-4 13951 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  POM348024  Medicago polymorpha Bonnie C. Templeton 1930-4-2 4408 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA652169  Medicago polymorpha C. O. Gaston 1948-4-23 s.n. Los Angeles Growing wild at 2541 4th St., LaVerne. 289 Comment
  RSA652796  Medicago sativa Jim Reutzel 1994-5-15 42 Los Angeles Beside the drainage ditch in northwestern most parking lot, north of cow stables, west of architecture building, and handicapped/medical parking spaces. Cal Poly Pomona. Comment
  CAS-BOT-BC281537  Melica imperfecta Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4289 Los Angeles San Clemente Island. E side of island, near Malo Pt, first canyon S of Bryce Canyon Comment
  POM21188  Melica imperfecta P. A. Munz 1923-4-8 6621 Los Angeles San Clemente Island, on west coast. Comment
  RSA652878  Melica imperfecta Ron Martinolich 1991-5-3 52 Los Angeles Glendale, Flint Peak access road, 0.5 miles west of water tower, off road to southwest along old, overgrown road cut, 100 feet, at base of 10-25 foot cliff. Comment
  RSA725239  Melica imperfecta K. Dobry 1991-6-24 d- 732 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA774058  Melica imperfecta R. G. Swinney 2009-6-12 11128 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  SBBG31278  Melica imperfecta R. F. Thorne 1966-4-6 35880 Los Angeles between White and Moonstone Coves 15 Comment
  UC818863  Melica imperfecta F. R. Fosberg 1931-3-19 S 4307 Los Angeles Hamilton Canyon; Santa Catalina Island 10 Comment
  UCR131780  Melica imperfecta Jeremiah George 2001-5-30 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, mouth of Agua Amarga Canyon 15 Comment
  UCR71168  Melica imperfecta Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4289 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  CAS-BOT-BC281506  Melica imperfecta M. B. Dunkle 1940-3-20 7438 Los Angeles Second canyon S, Santa Barbara Island Comment
  UCR210267  Melilotus albus R. G. Swinney 2008-8-13 9369 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA0087236  Melilotus indicus R. G. Swinney 2010-5-4 12512 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA0087866  Melilotus indicus R. G. Swinney 2010-5-4 12567 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA599692  Melilotus indicus L. C. Wheeler 1936-6-12 4149 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  LA82123  Melilotus indicus O. H. Kappler; 1941-5-5 240 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  OBI35610  Melilotus indicus Rebecca Cicoria 1981-4-23 17 Los Angeles In upper end of Altamira Cyn, Rolling Hills Comment
  RSA15345  Melilotus indicus C. B. Wolf 1926-4-5 s.n. Los Angeles Occidental College Campus, eagle Rock. Comment
  RSA409913  Mentha canadensis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  RSA604614  Mentha spicata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrel Springs. Comment
  SBBG4845  Mentzelia affinis H. and M. Dearing 1930-4-15 1003 Los Angeles between Cajon Pass and Palmdale Comment
  OBI12470  Mentzelia albicaulis Bill Arbaugh 1966-4-16 s.n. Los Angeles Palmdale trip Comment
  UCR26255  Mentzelia congesta John C. Roos 1937-5-31 547 Los Angeles San Gabriel Mtns., Big Pines 2195 Comment
  UC303579  Mentzelia dispersa Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles Mt. Wilson Summit San Gabriel Mts. 1828 Comment
  UCR271240  Mentzelia dispersa R. G. Swinney 2011-6-1 14976 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  RSA0022765  Mentzelia lindleyi Edwin Kline 1922-5-29 s.n. Los Angeles Redondo Beach. Comment
  POM18162  Mentzelia micrantha P. A. Munz 1923-4-10 6749 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  RSA479518  Mentzelia micrantha Steve Boyd, T. S. Elias 1987-4-14 2061 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  SBBG113276  Mentzelia micrantha S. A. Junak with M. L. Hoefs 1997-6-4 SCa 410 Los Angeles W end of Empire Landing, rock quarry site, on E side of small cyn 36 Comment
  SD114199  Mentzelia micrantha Darley F. Howe 1959-5-5 2710 Los Angeles Near mouth of San Gabriel Canyon, San Gabriel Mountains. Comment
  RSA586467  Mentzelia montana Orlando Mistretta, Steve D. Boyd 1994-6-21 1373 Los Angeles San Gabriel Mountains: Santiago Canyon, drainage northwest of Pacifico Mountain. 1951 Comment
  RSA757803  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-7 2370 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  CAS-BOT-BC167619  Mentzelia veatchiana Wesley O. Griesel 1962-4-7 s.n. Los Angeles Little Rock Dam, desert foothills of San Gabriel Mts. 975 Comment
  RSA177688  Mesembryanthemum crystallinum R. F. Thorne, P. Everett 1965-5-11 34571 Los Angeles Base of rocky bluff behind N beach of Little Harbor, Santa Catalina Island Comment
  LA202820  Mesembryanthemum nodiflorum J. D. Sauer; D. L. Johnson 1969-5-10 4500 Los Angeles San Clemente Island, N of Eel Point, central W coast Comment
  RSA155904  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 17995 Los Angeles upper end of first canyon south of Lemon Tank, San Clemente Island Comment
  CAS-BOT-BC348449  Micropus californicus var. californicus Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6957 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnsons Landing) 359 Comment
  JEPS35695  Microseris douglasii subsp. douglasii W. L. Jepson 1939-4-14 19104 Los Angeles Russell Valley Russell Valley (w Los Angeles County) Comment
  POM363447  Microseris heterocarpa L. C. Wheeler 1934-5-1 2578 Los Angeles La Verne 305 Comment
  POM246541  Microseris lindleyi F. R. Fosberg 1931-4-4 4491 Los Angeles Cherry Canyon, Santa Catalina Island. 60 Comment
  RSA618782  Microseris lindleyi L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  SBBG128620  Microseris sylvatica A. Parikh, N. Gale 2010-4-24 3142 Los Angeles hills ca. 0.75 mi N of Quail Lake, N--facing slope below grassy ridge 1075 Comment
  RSA339632  Mimulus aurantiacus Robert F. Thorne, M. Z. Thorne 1980-3-23 54008 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  VVC483  Mimulus aurantiacus P. J. MacKay 1975-4-30 s.n. Los Angeles Los Angeles Basin, On hill above health center, Cal Poly, Pomona 274 Comment
  LA209157  Mimulus aurantiacus var. pubescens S. F. Blake; 1910-7-23 434 Los Angeles Los Angeles Comment
  POM305148  Mimulus aurantiacus var. pubescens Henry J. Ramsey, Henry J. Ramsey 1937-4-26 429 Los Angeles Pomona, Hillside; Drainage Area: Pacific slope. 305 Comment
  LA209124  Mimulus aurantiacus var. puniceus Alice Eastwood; 1917-7-25 sn Los Angeles Santa Catalina Island Comment
  UC886334  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-17 S 4497 Los Angeles Hamilton Beach Santa Catalina Island 2 Comment
  RSA3720  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-10 3510 Los Angeles Santa Catalina Island. Avalon Canyon, above the E almond orchard. 122 Comment
  POM277142  Mimulus brevipes E. S. Steele, H. S. Pratt 1935-5-18 s.n. Los Angeles Montrose Comment
  UCR193603  Mimulus floribundus R. G. Swinney 1999-6-28 7449 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  RSA50065  Mimulus guttatus G. R. Campbell 1948-5-13 585 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  SBBG98470  Mimulus guttatus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5266 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 312 Comment
  UCR259378  Mimulus guttatus R. G. Swinney 2010-5-7 12609 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  RSA250364  Mimulus johnstonii Robert F. Thorne, Tilforth, Dourley, Scogin 1972-8-11 42199 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  RSA0105221  Mimulus palmeri R. G. Swinney 2011-6-7 15027 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  POM306773  Mimulus pilosus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 1624 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA748897  Mimulus pilosus R. G. Swinney 2005-5-21 8263 Los Angeles west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR206148  Mimulus pilosus R. G. Swinney 2008-6-4 8924 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  UCR78155  Mimulus pilosus Wandalee Thompson 1964-6-29 57 Los Angeles Transverse Range; Liebre Mtns., Hatch property, Oakdale Canyon, west of Three Points on N-2, Pine Canyon Road, 1159 Comment
  RSA611641  Minuartia pusilla Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10121 B Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1121 Comment
  RSA670388  Mirabilis laevis I. W. Clokey, Bonnie C. Templeton 1929-05 4499 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  POM157999  Mirabilis laevis var. crassifolia M. B. Dunkle 1928-2-12 1704 Los Angeles Santa Catalina Island. Cactus clumps, Salta Verde. 61 Comment
  OBI44788  Mirabilis laevis var. villosa David J. Keil, V. L. Holland, Michael Stiles, & Francis Villablanca 1987-5-1 20046 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  UC883587  Monardella australis subsp. cinerea P. A. Munz 1922-7-21 6114 Los Angeles saddle between Baldy and Little Baldy; San Gabriel Mts. 2865 Comment
  UC213275  Monardella breweri subsp. lanceolata I. M. Johnston 1918-9-1 2139 Los Angeles Brown's Flats San Antonio Mountains 1310 Comment
  JEPS63349  Monardella linoides var. stricta Frank W. Peirson 1922-7-5 3160 Los Angeles near Swartout Valley (Le Montaine Creek, n of Big Pines); San Gabriel Mts. 2225 Comment
  RSA401625A  Monardella macrantha subsp. macrantha Geo. L. Moxley 1917-8-12 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mtns. 1128 Comment
  LA88353  Monolopia lanceolata O. H. Kappler; 1944-4-16 587 Los Angeles Santa Monica Mountains, Monte Nido 213 Comment
  UC527621  Mucronea californica C. B. Wolf 1931-7-2 2261 Los Angeles 1/2 mi above bridge on the road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  RSA392629  Mucronea californica var. suksdorfii Jack Rempel 1934-5-14 s.n. Los Angeles Playa del Rey. Comment
  RSA0087049  Muhlenbergia californica R. G. Swinney 2010-9-9 13790 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA733229  Muhlenbergia californica R. G. Swinney 1998-8-17 6773 Los Angeles Gold Dollar Mine Trail, 0.2 mi. NE of upper Coldwater Canyon 1427 Comment
  SBBG113062  Muhlenbergia microsperma S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 600 Los Angeles Whitley's Pk, overlooking upper part of Swain's (Swain) Cyn 374 Comment
  UCSB426  Muhlenbergia microsperma B., K. 1943-5-11 Los Angeles Woods trail from Dalton CCC Camp; San Dimas Experimental Forest, San Gabriel Mountains 396 Comment
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Apr 26 2018
  RSA547458  Muilla maritima Timothy S. Ross, Orlando Mistretta 1992-7-24 6749 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  UCR214455  Myosurus minimus subsp. apus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37633 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  RSA247974  Nama demissa Robert F. Thorne, Gary D. Wallace 1973-4-24 43440 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA484108  Nassella lepida F. R. Fosberg 1931-4-16 696 Los Angeles Bulrush Ridge, Santa Catalina Island. Comment
  UCD87865  Nassella lepida C. Epling 1931-5-2 9445 Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA6636  Nassella lepida Fay A. MacFadden 1931-06 10108 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA251490  Nassella pulchra R. F. Thorne 1973-4-12 42886 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  RSA526636  Nassella pulchra Steve Boyd 1990-4-7 4229 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA774842  Nasturtium officinale R. G. Swinney 2009-6-12 11149 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  JEPS117003  Navarretia fossalis David Gowen 2008-6-30 954 Los Angeles North side of Plum Canyon Road in vernal pool on hillside above dry creek. 571 Comment
  SBBG121993  Navarretia fossalis A. Parikh, N. Gale 2003-6-16 761 Los Angeles central part of Cruzan Mesa, 2.7 km W of Sierra Hwy, 0.9 km SW of Vasquez Cyn Rd 655 Comment
  SBBG17781  Navarretia hamata P. H. Raven 1962-5-10 17724 Los Angeles above head of N fork of cyn just N of Gray 518 Comment
  SD69021  Navarretia hamata Robert F. Thorne, D. Propst 1968-5-28 37656 Los Angeles Santa Catalina Island; along small stream in central part of Bulrush Canyon 244 Comment
  UC856870  Navarretia hamata Ira W. Clokey, B. Templeton 1929-7-1 4577 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  RSA589322  Navarretia hamata subsp. hamata Gery Allan 1995-5-21 8616 Los Angeles San Clemente Island. Slope between major terraces, between the main westerly stem of Horse Beach Canyon on the W and the main westerly stem of Chenetti Canyon on the E, 4790 ft WSW of 1135-tri.pt.nearChenity. 316 Comment
  UC1348880  Navarretia hamata subsp. leptantha Robert F. Thorne and P. Everett 1965-6-24 35025 Los Angeles Rancho Escondido Santa Catalina Island, Escondido Canyon 213 Comment
  LA210348  Navarretia mitracarpa Arthur C. Gibson; 2003-6-22 4953 Los Angeles SANTA MONICA MOUNTAINS, Above Cornell Corners, near Kanan Dume Rd. Comment
  UC72668  Nemacaulis denudata var. denudata Geo. B. Grant 1901-1 827 Los Angeles Terminal Island Comment
  RSA584345  Nemacladus longiflorus var. breviflorus T. S. Ross, J. Mark Porter 1994-5-1 7573 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  RSA0021953  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-5-20 5159 Los Angeles San Gabriel Mountains region: Slopes W of Angeles Forest Hwy., 0.6 mi S. of jct. with Aliso Cyn. Rd. 1189 Comment
  UCR155386  Nemacladus ramosissimus A. C. Sanders, T. B. Salvato 2005-5-24 30277 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  SEINET10460882  Nemacladus sigmoideus Rimo Bacigalupi 1953-6-14 Bacigalupi 4190 Los Angeles Upper slopes of South Fork of Little Rock Creek Canyon, San Gabriel Mountains, Angeles National Forest 1554 Comment
  RSA421307  Nemophila menziesii Geo. L. Moxley 1917-4-1 728 Los Angeles Upper Aliso Canyon, Santa Susana Mts. Comment
  RSA0043192  Nemophila menziesii var. integrifolia Howard Mullins 1931-3-1 s.n. Los Angeles Oak Wilde. Comment
  RSA156323  Nemophila menziesii var. integrifolia L. R. Abrams 1902-7-1 2614 Los Angeles Little Santa Anita Canyon 914 Comment
  UC26149  Nicotiana attenuata J. H. Barber 1897-6-28 207 a Los Angeles Kentucky Springs Comment
  RSA701674  Nicotiana bigelovii Kenneth Beard s.n. Los Angeles Along coast highway; north of Santa Monica Comment
  LA51937  Nuttallanthus canadensis C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Mulholland Drive 457 Comment
  SBBG98630  Nuttallanthus texanus T. Ross 1991-5-20 5343 Los Angeles between Box and Horse Cyns 484 Comment
  CAS-BOT-BC167068  Oenothera californica E. E. Morse 1940-5-19 s.n. Los Angeles [Mohave] Mojave Desert between Palmdale and Piute Butte Comment
  RSA119397  Oenothera deltoides subsp. deltoides William M. Klein 1958-6-3 290 Los Angeles 33.3 mi W of turn-off just n. of Adelanto on the road to Lancaster (Palmdale), nw of the Wilson school. Comment
  POM175374  Oenothera elata subsp. hirsutissima West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Above Pine Flats. Comment
  RSA355621  Oenothera elata subsp. hirsutissima Robert Gustafson 1981-7-15 2342 Los Angeles Ballona Wetlands, Area 2. Comment
  POM126857  Oenothera rosea F. M. Reed 1905-10-2 267 Los Angeles Chicago Ave, Riverside. Comment
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May 22 2009
  IRVC27307  Olea europaea A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27155 Los Angeles Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon NE end of Santa Susana Mtns. 335 Comment
  RSA515097  Oligomeris linifolia Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 795 -3 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  UC72696  Oligomeris linifolia Geo. B. Grant July, 1902 869 Los Angeles Santa Monica Comment
  SEINET10478708  Opuntia X occidentalis John Milton Bigelow 1854-3-19 Bigelow s.n. Los Angeles Near Los Angeles. Comment
  UCR279477  Opuntia basilaris var. brachyclada R. G. Swinney 2011-5-26 14833 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
  SBBG98471  Opuntia ficus-indica T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5063 Los Angeles lower Wilson Cyn; SW of and above pier operations 15 Comment
  UCR178924  Opuntia littoralis R. G. Swinney 1989-5-9 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon 0.6 mi. east of Glendora Mountain Road 396 Comment
  RSA661003  Opuntia vaseyi LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  LA34421  Oreonana vestita W. R. Ernst; summer 1947 Los Angeles SAN GABRIEL MOUNTAINS, Mt. Hawkins, on the summits of, top of San Gabriel Canyon. 2438 Comment
  RSA0076161  Orobanche bulbosa Philip A. Munz, R. D. Harwood 1920-5-2 3817 Los Angeles San Dimas Canyon. 457 Comment
  JEPS2672 Image available Orobanche valida Frank W. Peirson and Mabel B. Peirson 1928-6-2 7937 Los Angeles South Fork Rock Creek San Gabriel Mts.; South Fork Rock Creek, San Gabriel Mts., Los Angeles Co. 1905 Comment
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Jan 24 2011
  RSA0077926  Orobanche valida subsp. valida Wayne P. Armstrong 1979-8-1 s.n. Los Angeles SE firebreak ridge of Lookout Mountain, W side of ridge. 1798 Comment
  UC897746  Osmadenia tenella Louis C. Wheeler 1932-6-4 799 Los Angeles Liveoak Canyon San gabriel Mts. 518 Comment
  POM67102  Osmorhiza brachypoda Marcus E. Jones 1924-05 s.n. Los Angeles Stoddard Canon Comment
  UCR204018  Osmorhiza chilensis R. G. Swinney 2001-9-15 8141 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
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Oct 8 2009
  UCR272941  Osmorhiza chilensis R. G. Swinney 2011-7-29 15556 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR91223  Oxalis corniculata Scott D. White 1996-3-2 3813 Los Angeles Base of San Gabriel Mtns., City of Claremont, Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne. 323 Comment
  JEPS79941  Paeonia californica I. W. Clokey and E. G. Anderson 1931-3-11 5339 Los Angeles San Gabriel Canyon 900 Comment
  RSA656310  Paeonia californica Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 659 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
  UCR172707  Paeonia californica Jun Hu, Weena Sangkatavat 2000-4-22 04 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA592200  Paeonia californica Louis C. Wheeler 1967-4-23 9189 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. Comment
  RSA448233  Papaver somniferum Gary Davis 1967-05 s.n. Los Angeles Escape from cultivation, Agua Dulce. Comment
  CAS-BOT-BC274175  Pappostipa speciosa Roxana S. Ferris 1918-6-12 947 Los Angeles 5 miles south of Lancaster Comment
  UC572688  Parapholis incurva Nell Murbarger April, 1936 175 Los Angeles s end San Clemente Island; s end San Clemente Island Comment
  LA33792  Parietaria hespera Peter H. Raven; 1959-5-9 14168 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UCR95723  Paspalum dilatatum L. C. Wheeler 1947-5-17 6487 Los Angeles Just outside (SW) Monterey Park city limits, Mesa Drive Comment
  RSA746628  Pectocarya linearis R. G. Swinney 2008-4-10 8638 Los Angeles San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  JEPS76499  Pectocarya linearis subsp. ferocula L. R. Heckard with Maynard Moe 1977-4-2 4555 Los Angeles 1 mi n south entrance to Edwards Air Force Base (along Edwards Boulevard); Edwards Air Force Base 701 Comment
  SEINET3152890  Pectocarya penicillata G. B. Grant 1906-4-10 914 Los Angeles Pasadena Comment
  CAS-BOT-BC94729  Pectocarya recurvata R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-27 728 Los Angeles Antelope Valley Poppy Preserve. Off Hwy 138, about 13 miles W of Lancaster. About 1/3 miles SW of visitor center 853 Comment
  UC25029  Pectocarya setosa Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  RSA0106855  Pedicularis semibarbata R. G. Swinney 2011-7-29 15574 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UC56490  Pediomelum H. M. Hall 1902-5-11 3268 Los Angeles Sierra Santa Monica Sierra Santa Monica (Southern California) Comment
  UC792410  Pellaea andromedifolia Ira L. Wiggins 1949-2-22 11963 Los Angeles ne end San Clemente Isl 30 Comment
  RSA530062  Pellaea mucronata var. mucronata T. S. Ross 1991-8-16 5874 Los Angeles San Gabriel Mountains, Horse Flats 1787 Comment
  UCD89447  Pennisetum clandestinum Peter H. Raven 1957-9-21 11343 Los Angeles West Channel Road, Santa Monica. Comment
  RSA0060469  Pennisetum setaceum R. G. Swinney 2010-8-16 13544 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UC27416  Penstemon centranthifolius Harley P. Chandler 1897-3-14 Los Angeles San Dimas 609 Comment
  CDA41885  Penstemon centranthifolius T. C. Fuller 1980-6-12 20276 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 3.5 km east of road to Mt. Wilson. Comment
  NY583809  Penstemon centranthifolius F. W. Pennell 1940-4-19 25142 Los Angeles Route 99; about 2 miles south of Castaic 396.2 Comment
  RSA650600  Penstemon centranthifolius C. R. Parks 1965-5-9 s.n. Los Angeles Along trail to Strawberry Peak, about 3 miles from Red Box Ranger Station, northwest of junction, Angeles Cres Hgwy and Mt. Wilson road, San Gabriel Mountains. 1677 Comment
  UCR190892  Penstemon grinnellii R. G. Swinney, Cody Clarke 2001-6-20 7996 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  RSA191040  Penstemon grinnellii var. grinnellii Robert F. Thorne 1963-5-15 31689 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA407912  Penstemon heterophyllus var. australis Fordyce Griffiths Jr. 1910-05 s.n. Los Angeles Los Angeles. Comment
  RSA407916  Penstemon heterophyllus var. australis Slocum 1949-6-10 4248 Los Angeles Los Padres National Forest. 457 Comment
  NY601697  Penstemon heterophyllus var. heterophyllus B. Anderson 1948-6-20 140 Los Angeles San Gabriel Mountains, highway leading from La Canada to Palmdale, 3 miles past Hidden Springs toward Palmdale 1219.2 Comment
  SDSU10969  Penstemon spectabilis H. Wedberg 1966-4-3 1198 Los Angeles Above Hill Dr and Neal, in Eagle Rock. 457 Comment
  UCR3993  Penstemon spectabilis Art Whistler 1965-4-13 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., approximately 0.75 mi along Dry Canyon to Cold Canyon Rd. from southern intersection with Mulholland Hwy in Calabasas 366 Comment
  RSA0066083  Pentagramma triangularis Frank W. Hedges 1948-5-9 7 Los Angeles San Dimas Dam. 304 Comment
  CAS-BOT-BC71670  Pentagramma triangularis subsp. triangularis George B. Grant; Walter Wheeler 1904-4-21 530 a/3350 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA656311  Pentagramma triangularis subsp. triangularis Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 658 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
  UC1713527  Pentagramma viscosa R. S. Norris 1893-1 Los Angeles Catalina Island Comment
  UC21239  Perideridia pringlei Dr. A. Davidson 1894-1 Los Angeles Antelope Val. Comment
  CAS-BOT-BC355964  Perityle emoryi A. J. McClatchie 1893-9-12 s.n. Los Angeles Catalina Island Comment
  UC370907  Perityle emoryi R. L. Pendleton and F. M. Reed 1909-7-2 1378 Los Angeles Santa Catalina Island Comment
  UCSB7389  Perityle emoryi Haller, Norman 1953-3-21 Los Angeles Point Dume Comment
  RSA423795  Petunia parviflora Anstruther Davidson 1899-4-11 111 Los Angeles [Indecipherable locality information] Comment
  UC881204  Phacelia Ira W. Clokey, B. Templeton May 1929 4531 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  RSA74794  Phacelia F. W. Peirson 1930-5-12 8788 Los Angeles on detritus from canyon wall, in lower part of Mint Canyon, NW of San Gabriel Mts Comment
  JEPS2131  Phacelia austromontana Frank W. Peirson 1921-7-3 2486 Los Angeles Trail ne of Rock Creek Divide (San Gabriel Mountains); San Gabriel Mountains 2133 Comment
  POM11768  Phacelia cicutaria var. hispida Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  RSA600482  Phacelia cicutaria var. hispida Steve Boyd, Lauren Raz 1997-4-30 9600 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
  SFV22135  Phacelia cicutaria var. hispida V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 755 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Open, south-southwest-facing, rocky slope below trail along ridgetop. 488 Comment
  UCR153468  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato 2005-4-26 29718 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
  UCR153982  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato 2005-4-26 29744 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA427662  Phacelia cicutaria var. hispida E. S. Spalding 1923-5-20 s.n. Los Angeles Fish Canyon. Comment
  LA81950  Phacelia cicutaria var. hubbyi O. H. Kappler; 1943-4-18 370 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  UC284120  Phacelia davidsonii Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson San Gabriel Mts. 1828 Comment
  POM73958  Phacelia distans George B. Grant 1905-4-26 s.n. Los Angeles Garvanza. Comment
  UCR258841  Phacelia distans R. G. Swinney 2010-3-22 12037 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR259060  Phacelia distans R. G. Swinney 2010-5-12 12764 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
  RSA7495  Phacelia distans F. W. Peirson 1922-4-10 4121 Los Angeles 3-4 miles S of Seal Harbor, San Clemente Island. Comment
  UC1426034  Phacelia floribunda Robert F. Thorne 1966-4-17 36112 Los Angeles on steep slope nw Horse Canyon (near bottom of canyon, sw of Thirst); San Clemente Island, Box Canyon 213 Comment
  RSA427974  Phacelia grandiflora Ambrose Schindler 1940-5-15 s.n. Los Angeles Stone Canyon. Comment
  RSA0116160  Phacelia imbricata A. C. Sanders 2006-5-16 32339 Los Angeles Tehachapi Mtns. Foothills: along the road to the National Cement Plant, c. 1/4 mile north of Hwy 138, south the California Aqueduct. 1012 Comment
  UCD120602  Phacelia imbricata Clinton C. Shock 1980-6-16 138 Los Angeles Interstate Highway 5, 0.4 mile northwest of Tejon Pass. Comment
  UC55297  Phacelia imbricata subsp. imbricata J. H. Barber 1897-4-20 145 Los Angeles Pomona Comment
  UC124484  Phacelia lyonii H. M. Hall 1908-6-16 8283 Los Angeles Avalon Santa Catalina Island Comment
  RSA549196  Phacelia minor Tim S. Ross 1990-6-20 3681 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA650539  Phacelia minor Marion P. Harthill 1971-5-11 173 Los Angeles San Antonio Canyon. Comment
  UCR280692  Phacelia minor R. G. Swinney 2014-5-27 16666 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA77127  Phacelia minor John M. Gillett 1940-8-1 40- 75 -142 Los Angeles Botanic Garden Comment
  UC1174695  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  RSA426119  Phacelia stellaris H. L. Bauer 1931-5-1 s.n. Los Angeles El Segundo. Comment
  LA34691  Phacelia tanacetifolia Mary V. Hood; 1936-3-5 37 6 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  UC1872955 Image available Phacelia viscida John Knapp and Denise Knapp 2003-4-13 19 Los Angeles Catalina Island; 3687871.928N x 377624.177E Comment
  RSA177745  Phalaris minor R. F. Thorne, P. Everett 1965-5-11 34531 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  RSA72084  Phlox gracilis F. W. Peirson s.n. Los Angeles Devil's Gate, Arroyo Seco Comment
  CDA38685  Pholisma arenarium D. Ferrell & L. Wendt 1965-6-24 s.n. Los Angeles Lancaster, 185th St. West and Ave D. 0 Comment
  UCR264692  Pholistoma auritum Mitch Provance, Callen Huff 2009-4-28 10764 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
  SBBG64822  Pholistoma membranaceum M. N. Ackley 1926-5-8 380 Los Angeles Little Rock 914 Comment
  RSA247382  Phoradendron macrophyllum Gary D. Wallace, Gary D. Cromwell 1966-2-19 23 Los Angeles North of Glendora up Glendora Mountain Road in Cattle Canyon. Comment
  CAS-BOT-BC141314  Phoradendron serotinum subsp. tomentosum Louis C. Wheeler 1933-2-22 1473 Los Angeles Little Rock Creek, San Gabriel Mts. 1066 Comment
  UC519967  Phoradendron villosum Louis Wheeler 1932-12-17 1452 Los Angeles San Gabriel Mts., San Antonio Canyon 883 Comment
  RSA0072461  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-12-11 7158 Los Angeles Gallaghers Beach, Santa Catalina Island. 2 Comment
  RSA188352  Phyllospadix scouleri Robert F. Thorne 1966-5-31 36443 Los Angeles Santa Catalina Island, washed up in wrack on beach but growing abundantly on S side of Little Harbor in shallow water, Comment
  RSA682937  Phyllospadix torreyi E. Yale Dawson 1959-2-23 20638 Los Angeles Point Dume Bay, Station # 11. Comment
  SEINET11809970  Picris echioides J. F. Bright, Wyman, C. 1931-1 5724 Los Angeles Hollywood Comment
  SEINET3872274  Pinus coulteri K. Dobry 1976-4-24 62 Los Angeles Charleston Flats. San Gabriel Mts.; 0 1646 Comment
  RSA169040  Pinus jeffreyi Mark Parratt 1964-2-6 602 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA698294  Pinus lambertiana J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2134 Comment
  UC1211112  Pinus lambertiana Huron H. Smith 1912-4-30 4856 Los Angeles top Mt. Wilson 2034 Comment
  UC845544  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach Santa Catalina Island 20 Comment
  RSA589139  Piptatherum miliaceum Orlando Mistretta 1994-6-6 1313 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  RSA596106  Piptatherum miliaceum Mark Hoefs, S. Junak, J. Takara, M. Grey 1995-7-12 2365 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  CATA2199  Pittosporum tobira Sara L. Crockett, Michael Daligdig 1996-11-4 29 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  UCR126903  Pityrogramma triangularis A. C. Sanders 2003-4-29 26161 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  LA81972  Plagiobothrys acanthocarpus O. H. Kappler; 1944-4-2 570 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit of Mulholland Hwy. 609 Comment
  UCR146347  Plagiobothrys canescens James Henrickson 1985-3-30 19780 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  POM3729  Plagiobothrys canescens L. T. Street, Williams 1919-4-12 2501 Los Angeles hills S of Covina Comment
  POM71929  Plagiobothrys canescens George B. Grant, Walter Wheeler 1904-04 6156 Los Angeles Santa Catalina Island. Comment
  POM8685  Plagiobothrys canescens P. A. Munz 1920-3-2 3267 Los Angeles Hills S of Pomona 305 Comment
  RSA159344  Plagiobothrys canescens P. H. Raven 1962-4-10 17202 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  CATA1879  Plagiobothrys collinus var. gracilis Denise Knapp, Jenny L. McCune 2004-3-29 Los Angeles Santa Catalina Island: Airport Burn, near photo stations #3 and 4, on ridge 365 Comment
  SD69475  Plagiobothrys collinus var. gracilis Robert F. Thorne 1966-4-5 35804 Los Angeles Santa Catalina Island; west slope of Black Jack Mountain. 518 Comment
  RSA610738  Plagiobothrys nothofulvus L. C. Wheeler 1934-3-24 2477 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  UCR142790  Plagiobothrys nothofulvus L. C. Wheeler 1967-5-8 9362 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  RSA639245  Plagiobothrys nothofulvus R. F. Thorne, M. Z. Thorne 1971-4-25 41344 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  RSA0115760  Plantago coronopus Steven A. Junak 1999-5-20 SCa- 938 Los Angeles On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mi. up canyon from reservoir. 256 Comment
  RSA401980B  Plantago erecta Louis C. Wheeler 1934-3-24 2478 Los Angeles Liveoak Canyon, San Gabriel Mts. 488 Comment
  RSA402019C  Plantago erecta Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA590416  Plantago erecta Tim S. Ross 1993-4-21 6846 Los Angeles Santa Catalina Island, SW part of the Island along major EW ridge between Carlos 992ft and Cactus Peak 1560ft. 2750ft WNW of Cactus Peak summit. 436 Comment
  SD69492  Plantago erecta Robert F. Thorne 1966-4-6 35906 Los Angeles Santa Catalina Island: margin of small reservoir N. of Catalina Airport. Comment
  LA103210  Plantago lanceolata Barry A. Prigge; 1985-6-14 6412 Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail below Murphy Ranch site 601 Comment
  RSA239493  Plantago ovata var. insularis E. R. Blakley 1962-6-9 5184 Los Angeles San Clemente Island, China Point near the Lighthouse 9 Comment
  RSA0089519  Platanthera dilatata var. leucostachys R. G. Swinney 2011-8-17 15619 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  SD814  Platanthera dilatata var. leucostachys Ruth B. Randall Jul 1924 Los Angeles San Gabriel Canyon. Comment
  RSA330784  Platanthera leucostachys Wayne E. Sawyer 1981-7-10 84 Los Angeles Angeles National Forest: Hwy 2 between Dawson Saddle and junction of Highway 39, 1.6 mile from Dawson Saddle. 2302 Comment
  RSA729230  Platanthera sparsiflora Richard G. Swinney 1998-7-14 6415 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  RSA229109  Platanthera sparsiflora Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38893 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle 2332 Comment
  RSA29911  Platanus racemosa Louis C. Wheeler 1931-10-16 258 Los Angeles Foothills 1/2 mi. E Palmer Canyon. 610 Comment
  RSA401713A  Platanus racemosa Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA526472  Platanus racemosa Tim S. Ross 1991-3-24 4306 Los Angeles Whittier Hills . Lower Turnbull Canyon along riparian strip dominated by Salix lasiolepis and Toxicodendron diversilobum. 171 Comment
  UCR277233  Platanus racemosa R. G. Swinney 2010-10-5 13969 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  CAS-BOT-BC91678  Platystemon californicus W. R. Dudley; F. H. Lamb 1896-6-8 4382 Los Angeles Liebre Mountains. Kings Canyon. Comment
  UCSB2199  Platystemon californicus Kamb, Peter 1948-5-6 Los Angeles Lower Sonoran Zone; Desert foothills of the San Gabriel Mts; above Little Rock 975 Comment
  POM8023  Platystemon californicus F. L. Robinson 1920-1 s.n. Los Angeles Claremont. Comment
  UCR222657  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09- 108 Los Angeles South Coast, city of Malibu, c. 0.2 mi. east of La Piedra State Beach 6 Comment
  RSA600166  Plectritis ciliosa subsp. insignis Steve D. Boyd, Lauren Raz 1997-5-1 9658 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
  POM16505  Poa secunda Le Roy Abrams 1901-04 1475 Los Angeles Santa Monica Mountains Comment
  RSA709581  Poa secunda A. C. Sanders, Helen Kennedy 2005-4-13 29470 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  RSA660174  Poa secunda var. secunda Orlando Mistretta 1992-5-25 449 Los Angeles Fenner Canyon Conservation Camp. S side of camp. Comment
  LA94346  Polycarpon depressum Martha Hilend; 1935-4-13 sn Los Angeles Santa Monica Mountains, Stone Canyon Comment
  UCD98424  Polycarpon tetraphyllum R. N. Raynor 1939-7-5 s.n. Los Angeles at Alhambra. Comment
  UCR138513  Polygonum argyrocoleon L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro, south of 200 E. Signal Street 3 Comment
  UCR100622  Polygonum aviculare B. G. Pitzer 1996-5-5 2859 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR204857  Polygonum aviculare R. G. Swinney 2005-8-5 8396 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA746794  Polygonum lapathifolium R. G. Swinney 2008-3-26 8571 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA557819  Polygonum lapathifolium D. Charlton 1991-7-30 5539 Los Angeles Rancho Santa Clarita, Bouquet Canyon Rd, north of Jct. with Soledad Canyon Rd. 488 Comment
  RSA545278  Polypodium californicum D. Propst, M. Hoefs 1973-2-5 3 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  RSA601312  Polypodium californicum L. C. Wheeler 1933-5-1 1678 Los Angeles Santa Monica Mountains, Rustic Canyon 61 Comment
  UCR208115  Polypodium californicum M. B. Dunkle 1939-4-4 7248 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  POM6566  Polypodium californicum George B. Grant 1900-4-15 s.n. Los Angeles Old Mt Wilson Trail. 537 Comment
  UCSB62302  Polypodium californicum Kiefer, Lawrence 1967-2-13 Los Angeles San Gabriel Mtns., Spring Creek, tributary of upper Pacoima Canyon, ca. 3/4mi upstream 1097 Comment
  UCSB62306  Polypodium californicum Kiefer, Lawrence 1966-10-11 Los Angeles San Gabriel Mtns., Los Pinetos Canyon tributary of Placerita Canyon, ca. 1mi up canyon from confluence 670 Comment
  UCSB62352  Polypodium californicum Kiefer, Lawrence 1967-1-14 Los Angeles San Gabriel Mtns., N of San Fernando, Wilson Canyon, ca. 1mi N of Foothill Blvd 457 Comment
  UCSB62356  Polypodium californicum Kiefer, Lawrence 1967-4-22 Los Angeles San Gabriel Mtns., Graveyard Canyon, tributary of the E fork of the San Gabriel River, ca. 1/2mi from the mouth 548 Comment
  UCSB62425  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCR187209  Polypogon monspeliensis A. C. Sanders 2006-4-21 32136 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  SEINET11681495  Polypogon monspeliensis J. F. Bright, Wyman, C. 1931-1 5743 Los Angeles Hollywood Comment
  RSA0092529  Polystichum imbricans subsp. curtum R. G. Swinney 2011-7-7 15467 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area. 1098 Comment
  POM802  Portulaca oleracea D. L. Crawford 1915-6-27 s.n. Los Angeles Claremont. Comment
  RSA187816B  Portulaca oleracea R. F. Thorne 1966-4-29 36282 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  POM574  Potentilla anserina var. grandis I. M. Johnston 1911-6-10 1336 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA762423  Potentilla glandulosa R. G. Swinney 2008-7-24 9340 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  LA52098  Potentilla glandulosa subsp. glandulosa Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA249741  Prunus fasciculata var. fasciculata Robert F. Thorne 1973-5-11 43482 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  HSC19567  Prunus ilicifolia C. E. Fellows 1965-4-13 35 Los Angeles 1/4 mi. S of Hwy. 118 on Box Canyon Rd., Chatsworth Comment
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Oct 1 2014
  UCR124169  Prunus ilicifolia June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR153555  Prunus ilicifolia A. C. Sanders 2005-5-11 30185 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA754138  Prunus ilicifolia subsp. ilicifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1824 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 403 Comment
  UC483212  Prunus ilicifolia subsp. lyonii L. R. Abrams and I. L. Wiggins 1931-7-6 386 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  RSA526056  Prunus lyonii Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-6 4154 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  CAS-BOT-BC154779  Prunus virginiana var. demissa Joseph Ewan; Nesta D. Ewan 1936-7-19 9751 Los Angeles Prairie Fork, San Gabriel Mts. 2194 Comment
  POM18070  Prunus virginiana var. demissa Philip A. Munz 1923-5-26 6848 Los Angeles Vincent Gulch, San Gabriel Mountains 1982 Comment
  RSA86845  Prunus virginiana var. demissa F. W. Peirson 1921-7-17 2622 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains 2210 Comment
  UC1871255  Prunus virginiana var. demissa T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3981 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
  UC29433  Pseudognaphalium biolettii J. H. Barber 1907-3-16 69 Los Angeles Santa Monica Expt Station Southern California 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
  UC1922675  Pseudognaphalium californicum Valerie Soza, LeRoy Gross 2001-5-9 1195 b Los Angeles Transverse Ranges; Verdugo Mountains region: Southern San Rafael Hills: S of mouth of Scholl Canyon. W end of Valle Vista fire road, ridgetop along fire road 247 Comment
  UCSB7178  Pseudognaphalium californicum Wedberg, H. 1958-4-26 Los Angeles Mulholland Drive, 2-3 miles west of Beverly Glen, Santa Monica Mts. Comment
  SD69016  Pseudognaphalium luteoalbum Robert F. Thorne, D. Propst 1968-5-27 37640 Los Angeles Santa Catalina Island; Ben Weston Beach at mouth of Middle Ranch Canyon. Comment
  UC1595406  Pseudognaphalium microcephalum Tim Ross and Annette H. Ross 1991-7-29 5686 Los Angeles Elephant Hill Puente Hills, San Dimas Quadrangle, West Pomona, Elephant Hi (West Pomona, n most point of the Puente Hills, on San Dimas USGS 7.5 ft quad, on rocky xeric sw ridge) 310 Comment
  CAS-BOT-BC357478  Pseudognaphalium ramosissimum P. Varnay Mar. s.n. Los Angeles Little Tejunga Canon [Tujunga Canyon] Comment
  RSA591995  Pseudognaphalium stramineum Mark Hoefs 1974-4-30 430 Los Angeles Santa Catalina Island: by trail in Hermit's Gulch. 91 Comment
  SBBG131724  Pseudognaphalium stramineum S. A. Junak 1999-5-8 SCa 920 Los Angeles Fern Cyn, Cottonwood watershed, where fenceline crosses cyn 134 Comment
  MACF014891  Pseudotsuga macrocarpa F. A. MacFadden 1936-12-5 14740 Los Angeles Mt. Baldy Camp, San Antonio Canyon Comment
  POM277189  Pseudotsuga macrocarpa Lyman Benson 1945-1-20 11595 Los Angeles Crystal Lake 1768 Comment
  UCR206116  Pseudotsuga macrocarpa R. G. Swinney 1989-7-31 s.n. Los Angeles San Gabriel Mtns., Glendora, 0.75 mi. west of Little Dalton Campground on Glendora Mtn. Road 433 Comment
Read comments
Mar 25 2010
  RSA0035061  Pseudotsuga macrocarpa Robin J. Tausch 1963-3-1 s.n. Los Angeles Sand Canyon, Angeles Nat. Forest, Newhall. 701 Comment
  UCR155349  Psilocarphus brevissimus A. C. Sanders 2005-5-11 30134 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  SBBG98050  Psilocarphus tenellus T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5219 Los Angeles ca. 300' NE of Knob 271 Comment
  SEINET951708  Pteridaceae J. Ewau 1930-1 3040 Los Angeles Fern Canyon off San Dimas Canyon 1066 Comment
  CAS-BOT-BC72574  Pteridium aquilinum Timothy S. Ross; Steve Boyd 1995-6-28 8652 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  SD69719  Pteridium aquilinum var. pubescens Robert F. Thorne, M. Z. Thorne 1966-5-31 36429 Los Angeles Santa Catalina Island, Fern Canyon 230 Comment
  UCR61052  Pteridium aquilinum var. pubescens R. G. Swinney 1989-6-24 s.n. Los Angeles San Gabriel Mtns, in & near Glendora Wilderness Park, in Big Dalton Canyon & its tributaries, & Little Dalton Canyon 488 Comment
  CAS-BOT-BC421191  Pterostegia drymarioides Le Roy Abrams 1901-4-5 1348 Los Angeles San Fernando Mts. near Chatsworth Park. Comment
  RSA733678  Pterostegia drymarioides R. G. Swinney 1998-8-5 6656 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  SBBG98631  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5338 Los Angeles between Box and Horse Cyns 484 Comment
  SEINET3246024  Pterostegia drymarioides T. B. Salvato, Sanda Murcia 2007-1 2005 Los Angeles San Gabriel Mountains: Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi S of the Elkins avenueentrance gate. 195 Comment
  RSA630368  Purshia tridentata var. glandulosa Louis C. Wheeler 1973-4-21 s.n. Los Angeles 47th. Street east and Barrel Springs road. Comment
  RSA401592B  Pycnanthemum californicum Louis C. Wheeler 1933-8-14 2083 Los Angeles San Dimas Canyon. 640 Comment
  RSA675010  Pyracantha crenatoserrata LeRoy Gross 2003-2-22 749 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA0080459  Pyrola dentata Anstruther Davidson 1906-6-8 1502 Los Angeles Big Rock Creek. 1982 Comment
  RSA476792  Quercus X grandidentata George B. Grant 1903-3-29 3739 Los Angeles Monrovia Comment
  CAS-BOT-BC104381  Quercus X macdonaldii Robert F. Thorne; P. C. Everett 1964-2-7 33480 Los Angeles Middle Canyon, Santa Catalina Island 243 Comment
  RSA190913  Quercus X macdonaldii Robert F. Thorne 1967-5-18 36863 Los Angeles Santa Catalina Island Middle Bulrush Canyon 244 Comment
  RSA619472  Quercus X macdonaldii E. R. Blakley 1962-10-6 5472 Los Angeles Head of Bullrush Canyon, Santa Catalina Island. 358 Comment
  SDSU6983  Quercus X macdonaldii R. M. Beauchamp 1966-8-8 47 Los Angeles On bank overlooking road south of Avalon. Santa Catalina Island. 122 Comment
  UC848118  Quercus X macdonaldii Carl B. Wolf 1932-10-5 Los Angeles s side Black Jack Peak (below Worker's Dormitories); Santa Catalina Island 304 Comment
  SFV865  Quercus agrifolia P. G. Kilburn 1957-10-31 533 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 350 Comment
  RSA703429  Quercus agrifolia var. agrifolia R. E. Riefner Jr. 2000-8-29 759 Los Angeles La Tuna Canyon, Santa Monica Mountains Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  RSA87171  Quercus agrifolia var. agrifolia F. W. Peirson 1919-4-5 369 Los Angeles road to Mt. Wilson 457 Comment
  UCR271611  Quercus agrifolia var. agrifolia R. G. Swinney 2011-11-3 15987 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  LA82486  Quercus berberidifolia O. H. Kappler; 1941-4-27 236 Los Angeles 518 Comment
  POM273499A  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  POM273499F  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  RSA655463  Quercus berberidifolia LeRoy Gross 2000-11-12 332 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  UC1870277  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. Elev. 1200 Feet. 365 Comment
  SACT002622  Quercus chrysolepis Louis Wheeler 1931-11-8 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC86360  Quercus dumosa W. R. Dudley 1907-12-5 s.n. Los Angeles Hensil Canyon, branch of Monrovia Canyon, San Gabriel Mts. Comment
  SEINET13953273 Image available Quercus dumosa Peter H. Raven, Henry J. Thompson 1958-1 13760 Los Angeles near the east peak, Saddle Peak; Santa Monica Mountains Comment
  SEINET12034337  Quercus dumosa Unknown 1933-1 8170 Los Angeles Comment
  UCSB27916  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  POM295268  Quercus engelmannii Lyman Benson 1949-10-20 14270 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  SBBG58947  Quercus engelmannii unknown 1928-8-26 Los Angeles Pasadena Comment
  SFV12027  Quercus john-tuckeri D. L. Koutnik, B. Holguin 1978-4-1 215 Los Angeles San Gabriel Mountains West side of Sierra Highway and 1 mile north of CA-Highway 14. 988 Comment
  UC1871290  Quercus john-tuckeri T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3979 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon Comment
  UCR256189  Quercus john-tuckeri R. G. Swinney 2010-6-4 13065 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
  RSA476813  Quercus kelloggii Anstruther Davidson 1906-6-6 1483 Los Angeles Big Rock Creek; mine road near summit Comment
  RSA187775  Quercus pacifica Robert F. Thorne 1966-9-16 36717 Los Angeles Santa Catalina Island, Renton Mine Road, near upper end Pebbly Beach Canyon 259 Comment
  RSA5398  Quercus pacifica Carl B. Wolf 1932-10-5 4231 Los Angeles Santa Catalina Island, Black Jack Peak, south side (below buildings used to house workers). 305 Comment
  RSA232626  Quercus tomentella Larry E. DeBuhr, Wallace 1972-9-3 714 Los Angeles San Clemente Island: Horse Canyon, the first canyon west of Thirst Park. 457 Comment
  SD53056  Quercus tomentella Peter H. Raven 1962-5-21 17808 Los Angeles Santa Catalina Island, lower end of Pebbly Beach Canyon, in tangle of brush 91 Comment
  SD75586  Quercus tomentella M. B. Dunkle 1939-11-25 7357 Los Angeles San Clemente Island, NE slope Comment
  UC699617  Quercus tomentella Herman Schroeder 1944-11-6 Los Angeles near Avalon; Catalina Island Comment
  UC771322  Quercus tomentella Herman Schroeder 1947-10-7 Los Angeles canyon below Mt. Orizaga; Catalina Island Comment
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Jun 10 2014
  UCR143069  Quercus tomentella F. R. Fosberg 1931-7-16 S- 5607 Los Angeles Channel Islands; Santa Catalina Island, Gallagher's Canyon, right fork, Santa Catalina Island 100 Comment
  UCR86532  Quercus tomentella T. S. Ross, Elizabeth A. Kellogg 1992-4-12 6126 A Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  UCSB63430  Quercus tomentella Ross, Tim; Kellogg, Elizabeth 1992-4-12 Los Angeles San Clemente Island; 110 degrees ESE, 480-600 m. from Vista (point), at the head of Grove Canyon 495 Comment
  LA200991  Quercus wislizeni var. frutescens Carl Wishner; 1996-6-25 2274 Los Angeles Santa Monica Mountains, Corral Creek Divide, end of road, on N-side of outcrop NW of parking lot 615 Comment
  UCR205903  Rafinesquia californica R. G. Swinney 2008-5-5 8780 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  SEINET6035640  Ranunculus hebecarpus Louis C. Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC74282  Raphanus sativus Peter H. Raven; Henry J. Thompson 1959-6-4 14320 Los Angeles Santa Monica Mountains. Point Dume. 45 Comment
  RSA431475  Raphanus sativus Elizabeth A. White 1928-05 s.n. Los Angeles El Segundo. Comment
  RSA797379  Rhamnus californica J. Vlahos 1934-5-13 11 Los Angeles San Antonio Canyon. PR1. 1402 Comment
  UC535619  Rhamnus californica Ira W. Clokey, B. Templeton Dec 1929 4603 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  CDA12034  Rhamnus californica subsp. californica A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  UC18523  Rhamnus californica subsp. californica Dr. A. Davidson 1891-1 Los Angeles Los Angeles Comment
  RSA695393  Rhamnus ilicifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25165 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 S of Santa Clara River. 305 Comment
  SBBG27507  Rhamnus ilicifolia C. B. Wolf 1928-5-11 Los Angeles just above the place where the Los Angeles Aqueduct crosses the hwy Comment
  SBBG27508  Rhamnus ilicifolia A. M. Carter 1935-9-8 956 Los Angeles Sierra Madre 381 Comment
  UC56268  Rhamnus ilicifolia Ernest Braunton Jul 1902 540 Los Angeles Griffith Park Comment
  UCD63685  Rhamnus ilicifolia Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  UCR144603  Rhamnus ilicifolia G. D. Wallace 1985-2-24 2165 Los Angeles San Gabriel Mtns., Gold Hill, Alta Vista Ave. between Oak Grove and Mesa Circle, Monrovia 274 Comment
  CAS-BOT-BC59776  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3531 Los Angeles Santa Catalina Island. 100 yds. se. of summit of the Equestrian Trail, back of Avalon. 304 Comment
  RSA177839  Rhamnus pirifolia Robert F. Thorne, Percy C. Everett 1964-5-10 34474 Los Angeles Santa Catalina Island, near Echo Lake 427 Comment
  RSA487438  Rhamnus pirifolia Tom Scott 1988-5-8 s.n. Los Angeles San Clemente Island: Horse Canyon Comment
  RSA6005  Rhamnus pirifolia Carl B. Wolf 1932-10-5 4236 Los Angeles Santa Catalina Island, 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  CAS-BOT-BC168137  Rhus aromatica A. D. E. Elmer 1902-6-1 3680 Los Angeles Acton, Mt. Gleason Comment
  LA202825  Rhus aromatica O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  JEPS66245  Rhus integrifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco; Los Angeles Comment
  UC64000  Rhus integrifolia H. M. Hall 1898-7-7 978 Los Angeles Claremont Comment
  UC66816  Rhus integrifolia N. K. Berg 1904-3-7 Los Angeles Santa Monica Comment
  CAS-BOT-BC167955  Rhus ovata Tim Ross; Steve Boyd 1991-4-25 4576 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River 865 Comment
  RSA386377  Rhus ovata Harvey Anderson, C. Epling 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  RSA386378  Rhus ovata Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  SEINET13297612 Image available Rhus ovata R. G. Swinney 2011-1 15994 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre (Mt. Wilson 7.5' Q.) (T1N R11W S9) 549 Comment
  SEINET12235108  Rhus ovata Unknown 1945-1 s.n. Los Angeles Eaton's Canyon, Pasadena Comment
  POM177971  Rhus trilobata var. pilosissima Joseph A. Ewan 1931-3-3 4050 Los Angeles East Fork Sepulveda Canyon. Comment
  CAS-BOT-BC92294  Ribes amarum Le Roy Abrams 1901-4-13 1508 Los Angeles Wilsons Trail. 609 Comment
  UC79610  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canyon Claremont Comment
  UC73090  Ribes aureum Pupils of Los Angeles High School 1904-6-3 Los Angeles near San Fernando Comment
  RSA0017025  Ribes aureum var. gracillimum L. R. Abrams 1901-04 1491 Los Angeles Eatons Wash. Comment
  UC212411  Ribes aureum var. gracillimum E. Bethel May 1919 Los Angeles Monrovia Comment
  UC168763  Ribes californicum var. hesperium Geo. B. Grant 1906-2-21 1122 a6593 Los Angeles Santa Anita Canyon Comment
  RSA158042  Ribes cereum var. cereum L. R. Abrams 1902-7-12 2707 Los Angeles Mt. San Antonio. 2744 Comment
  HSC12390  Ribes malvaceum Wendell Wood 1970-6-21 24 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  RSA27109  Ribes malvaceum Roxana S. Ferris 1941-3-10 10324 Los Angeles Ridge west of US Hwy 99, near Pico Canyon road, Santa Susana Mtns. 473 Comment
  RSA166486  Ribes malvaceum var. viridifolium W. G. Webb 1935-2-23 s.n. Los Angeles Santa Anita Canyon Comment
  UC921823  Ribes malvaceum var. viridifolium Ira W. Clokey, B. Templeton May 1929 4493 Los Angeles Mandeville Canyon Santa Monica Mountains 500 Comment
  UCR272635  Ribes malvaceum var. viridifolium R. G. Swinney 2011-5-6 14592 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA0116480  Ribes nevadense R. G. Swinney 2010-9-30 13947 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  UCR43294  Ribes nevadense David Charlton 1986-6-15 260 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  UC1127558  Ribes speciosum F. H. Raymond 1930-1-13 25 Los Angeles head Corral Canyon; Calabasas Quadrangle Comment
  RSA480746  Ricinus communis H. J. Montgomery 1923-5-30 s.n. Los Angeles Sturtevant Trail. Comment
  RSA591666  Ricinus communis L. C. Wheeler 1966-9-21 8890 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  SBBG98454  Ricinus communis T. Ross 1991-5-22 5433 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  UC66683  Ricinus communis N. K. Berg 1904-4-16 Los Angeles San Pedro Comment
  LA200733  Romneya coulteri Jonathan Sauer; N. Farrell 1973-5-18 5490 Los Angeles 12 Comment
  UCR259464  Rorippa curvipes var. truncata R. G. Swinney 2010-9-7 13703 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA191586  Rorippa curvipes var. truncata R. F. Thorne, M. Z. Thorne 1966-8-29 36586 Los Angeles Angeles National Forest: East shore of Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1677 Comment
  UCR150627  Rorippa palustris subsp. occidentalis Scott D. White 1997-5-8 5094 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
  POM306718  Rosa californica Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1664 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  POM365838  Rosa woodsii subsp. gratissima Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  POM366397  Rubus leucodermis Anstruther Davidson 1893-7-22 s.n. Los Angeles Mt. Wilson. Comment
  POM186340  Rubus pensilvanicus Joseph A. Ewan 1932-6-29 7598 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  POM177954  Rubus ursinus Joseph A. Ewan 1931-3-21 4063 Los Angeles At old ranch site, Los Flores Canyon. 457 Comment
  RSA594638  Rubus ursinus Steve D. Boyd, Lauren Raz 1996-10-29 9117 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1402 Comment
  RSA0110934  Rubus ursinus Bonnie C. Templeton 1947-5-21 6281 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UCR89460  Rumex acetosella T. S. Ross, Walter Appleby 1993-5-14 7144 Los Angeles Western San Gabriel Mtns., Between May Canyon Saddle and May Peak [3948'] 1146 Comment
  UCSB72302  Rumex acetosella Gross, LeRoy; Fraga, Naomi 2002-5-16 Los Angeles San Gabriel Mountains: (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. (Azusa Quad. 7.5; T1N R10W S5, SE1/4) Comment
  CATA1133  Rumex conglomeratus Mark L. Hoefs 1995-5-23 2122 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  RSA0106881  Rumex conglomeratus Steven A. Junak, Mark Hoefs, Misty Gay, Jeff Chapman 1997-6-5 SCa- 428 Los Angeles Santa Catalina Island. Deer Valley Reservoir (also called Summit Reservoir), ca. 1.5 road miles E of Isthmus on S side of main road. 155 Comment
  SD252367  Rumex conglomeratus Steven A. Junak 1999-7-17 Sca 1070 Los Angeles Santa Catalina Island: At W end of Rig Field plant stop. 213 Comment
  UCR124473  Rumex crispus B. C. Templeton 1932-7-20 5013 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  JEPS39870  Rumex fueginus F. W. Peirson 1921-6-19 2449 Los Angeles San Gabriel Mountains. Crystal Lake. North Fork San Gabriel Comment
  RSA305808  Rumex hymenosepalus James R. Shevock 1970-3-14 35 Los Angeles Open fileds, Claremont. 503 Comment
  CAS-BOT-BC433928  Rumex salicifolius I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  POM361059  Salix exigua Albert J. Perkins 1909-5-30 s.n. Los Angeles Sycamore Canon, Glendale Comment
  UCD110924  Salix exigua F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  SBBG131702  Salix exigua S. A. Junak 1999-9-10 SCa 1097 Los Angeles Middle Ranch Cyn, at old rd crossing 85 Comment
  LA208644  Salix exigua var. hindsiana Louis C. Wheeler; 1933-5-12 1723 Los Angeles San Jose Hills, Puddingstone Canyon 243 Comment
  UC506515  Salix exigua var. hindsiana C. R. and B. S. Ball 1933-7-6 2526 Los Angeles along ditch on Hw. 199 near Gorman; San Gabriel Mts. Comment
Read comments
Jun 18 2014
  UC483075  Salix laevigata Frank W. Peirson 1923-5-27 9609 Los Angeles Pallett Creek San Gabriel Mts., Pallett Creek 1097 Comment
  UC492429  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles ca. 11 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  LA208783  Salix lasiolepis A. M. Johnson; 1927-10-21 sn Los Angeles canyon E of Palmdale Comment
  SD82925  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38901 Los Angeles San Gabriel Mts., Angeles National Forest; canyon above Angeles Crest Hwy. c. 1 mi W of Vincent gap, at one of headwaters of E fork Big Rock Creek N face Mt. Baden-Powell 2332 Comment
  CAS-BOT-BC107487  Salix lasiolepis var. lasiolepis Peter H. Raven; Henry J. Thompson 1959-9-6 14395 Los Angeles along Malibu Creek near its mouth 12 Comment
  CDA20307  Salsola australis M. O'Brien 2004-11-3 s.n. Los Angeles Southern California Coast; El Matador State Beach. 0 Comment
  UCR223066  Salsola tragus R. G. Swinney 2009-5-6 10683 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA777358  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-19 5117 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA756961  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-14 2450 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 17 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1140 Comment
  UC23848  Saltugilia splendens subsp. grantii J. H. Barber 1897-7-11 249 Los Angeles Mt. Gleason Summit Mt. Gleason Summit (Southern California) Comment
  RSA67051  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-11 16029 Los Angeles Along Hwy 2 about 3 miles w. of Jct. with mt. Wilson road. 1128 Comment
  RSA0051699  Saltugilia splendens subsp. splendens L. Haines 1935-7-3 s.n. Los Angeles San Dimas. 2300 Comment
  CHSC90743  Salvia apiana John Gerard 1972-5-12 Los Angeles Hills behind the campus of California Polytechnic College. Pomona. Comment
  RSA294795  Salvia apiana Lyman Benson 1946-5-13 12088 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. 274 Comment
  RSA660891  Salvia apiana Gerald Braden 1988-5-22 30 Los Angeles Strawberry Peak. Comment
  RSA576922  Salvia apiana S. Carlquist 1983-7-20 15799 Los Angeles Mt. Baldy Road near flood control dam at base of canyon. Comment
  RSA0039128  Salvia columbariae R. G. Swinney 2010-5-29 13396 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  UCR200029  Salvia columbariae Valerie Soza, Susan Caplow 2003-4-11 1625 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, just south of junction of Brand Park Motorway and Verdugo Motorway, alongside Brand Park Motorway 793 Comment
  UCR272599  Salvia columbariae R. G. Swinney 2011-7-7 15429 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
  SD253492  Salvia dorrii var. pilosa R. G. Swinney 2011-4-1 14315 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 270 Comment
  UC1281066  Salvia dorrii var. pilosa H. E. McMinn 1935-6-28 4079 Los Angeles approaching Palmdale Comment
  UCLA55962  Salvia grahamii Joseph Andorfer Ewan 1932-5-10 7451 Los Angeles Verdugo Canyon storm channel Verdugo Canyon Comment
  CAS-BOT-BC233303  Salvia mellifera Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon, San Gabriel Mts. Comment
  CDA1019  Salvia mellifera D. G. Kelch 1991-3-17 1336 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA226170  Salvia mellifera Gary D. Cromwell, David W. Wheat 1971-4-16 520 Los Angeles Lower Mystic Canyon, Angeles National Forest; 2 miles NE of Glendora. Comment
  RSA654644  Salvia mellifera Fred Brooks 1988-5-7 32 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. Comment
  RSA724463  Salvia mellifera K. Dobry 1991-3-15 417 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  UC1506091  Salvia mellifera Robert T. Clausen 1963-4-6 63035 Los Angeles e of Dry Canyon (crest of ridge); Transverse Ranges, Santa Monica Mts. 225 Comment
  UCR194747  Salvia mellifera Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 736 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  RSA477543  Sambucus mexicana F. R. Fosberg 1931-5-21 S- 4963 Los Angeles Santa Catalina Island. 5 Comment
  RSA477572  Sambucus mexicana Howard Mullins 1931-3-11 s.n. Los Angeles Oakwilde. Comment
  RSA550701  Sambucus mexicana T. S. Ross, Annette H. Ross 1991-7-29 5699 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA654428  Sambucus mexicana Brian McColgan 1988-5-10 10 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  RSA747355  Sambucus mexicana R. G. Swinney 2008-6-9 8955 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA0068079  Sambucus nigra subsp. caerulea R. G. Swinney 2010-5-19 12844 B Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  UCR259184  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-28 12383 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
  PASA1818  Sanicula Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  LA32920  Sanicula arguta Miss Courtney; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC1302887  Sanicula arguta Robert F. Thorne and P. C. Everett 1964-2-6 33294 Los Angeles above Fourth of July cove (Santa Catalina Island); Santa Catalina Island 30 Comment
  UC566788  Sanicula arguta Frank W. Peirson 1923-4-9 3429 Los Angeles near Wilson Cove (San Clemente Island); San Clemente Island Comment
  UC557672  Sanicula arguta Nell Murbarger 1936-3-1 68 Los Angeles on e side of San Clemente Island San Clemente Island Comment
  RSA250684  Sanicula bipinnatifida R. F. Thorne 1971-3-31 41459 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  UC1400376  Sanicula bipinnatifida Robert F. Thorne 1971-4-2 41427 Los Angeles n of Mountain Avenue (San Gabriel Mountains, Claremont, Johnson's Pastures); San Gabriel Mountains, Claremont, Johnson's Pastures 548 Comment
  CATA183  Sanicula crassicaulis Mark L. Hoefs, A. Douglas Propst 1973-4-6 152 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  SBBG131712  Sanicula crassicaulis S. A. Junak 1999-5-21 SCa 987 Los Angeles W side of Coffee Pot Cyn, just upstream from rd crossing, adjacent to creekbed 411 Comment
  UC1483932  Sarcodes sanguinea Gary D. Wallace 1969-6-23 821 Los Angeles 1 - 2 mi. e. Ridgecrest (along Angeles Crest Hwy. (State Hwy. 2), 200 yds. w. of a picnic ground, Angeles Nat'l Forest); San Gabriel Mts., Angeles Nat'l Forest Comment
  UCR150628  Sarcostemma cynanchoides Scott D. White 1997-5-8 5070 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  UC204978  Satureja douglasii Katharine Brandegee Los Angeles Santa Catalina Island Comment
  SEINET235856 Image available Schedonorus arundinaceus Scott D. White 1997-1 5132 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mts. SW of I-210 Freeway E of Hansen Dam and N 335 Comment
  CATA411  Schinus molle Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 548 Los Angeles Santa Catalina Island: Mt. Black Jack Campgrounds 451 Comment
  UCR205525  Schinus molle A. C. Sanders, T. B. Salvato 2009-5-19 36816 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR261135  Schismus barbatus R. G. Swinney 2010-2-27 11724 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
  RSA595176  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1946-8-28 6271 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  UC472171  Scirpus microcarpus J. Ewan 1931-10-24 5278 Los Angeles 1/2 mi below Seminole Hot Springs (Santa Monica Mts.); , below Seminole Hot Springs Comment
  UCSB63431  Scrophularia peregrina Ross, Tim; Boyd, Steve 1993-3-24 Los Angeles On the SE edge of Indian Hill Mesa 402 Comment
  POM49303  Scrophularia villosa L. W. Nuttall 1920-5-27 s.n. Los Angeles Catalina Island Comment
  RSA445334  Scutellaria siphocampyloides L. E. Hoffman 1930-5-6 s.n. Los Angeles Angeles Natl. Forest, Big Pines Co Park Comment
  UCR271830  Scutellaria siphocampyloides R. G. Swinney 2011-6-23 15298 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA282771  Scutellaria tuberosa C. W. Tilforth, B. Busenberg 1980-2-28 1929 Los Angeles Above Thompson Creek, between Palmer Canyon & Live Oak Canyon, north of Claremont. Comment
  UCR186409  Secale cereale T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2085 Los Angeles Tehachapi Mountains Foothills/Western Antelope Valley, outwash plain below Bronco Canyon, c. 4 mi N of Hwy 138 965 Comment
  LA209588  Selaginella asprella Lawrence L. Kiefer; 1966-10-29 2477 Los Angeles San Gabriel Mountains, vicinity of Devil's Punchbowl, Holcomb Cyn, ca. 1/3 mi S of USFS trail 9W01 1462 Comment
  CAS-BOT-BC62026  Selaginella bigelovii Javier Penalosa 1961-5-21 1505 Los Angeles San Gabriel Canyon Comment
  LA94008  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1682 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, ca 0.5 mi from Lobo Canyon turnoff, near road. 304 Comment
  POM214586  Senecio aphanactis L. C. Wheeler 1932-3-13 472 Los Angeles Puddingstone Dam, San Jose Hills 305 Comment
  RSA598105  Senecio californicus Steve Boyd, Lauren Raz 1997-3-4 9152 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  RSA191628  Senecio flaccidus var. douglasii R. F. Thorne, M. Z. Thorne 1966-8-29 36597 Los Angeles along hwy from Crystal Lake to Islip Saddle. 1615 Comment
  SFV7099  Senecio flaccidus var. douglasii K. A. Wilson 1974-8-21 1450 Los Angeles Santa Monica Mountains Mulholland Highway, 1 mile west of Simes Lane. Cornell School Road, Seminole Hot Springs. 260 Comment
  SBBG13425  Senecio lyonii E. R. Blakley 1962-6-10 5217 Los Angeles Wilson's (Wilson) Cove 9 Comment
  RSA675874  Senecio vulgaris LeRoy Gross 2003-3-9 784 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCR259936  Senecio vulgaris R. G. Swinney 2010-4-28 12431 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  SEINET10905250  Sequoiadendron giganteum David B. Dunn 1939-10-18 Dunn UMO 46554 Los Angeles Cultivated specimen of a native tree of the Sierra Nevada Mts. of central Calif. growing in Westlake Park, Los Angeles. 213 Comment
  RSA0034970  Setaria viridis S. Karlin 1966-04 s.n. Los Angeles Woodland Hills Comment
  UC303075  Sibara virginica T. Minthorn 1921-1 Los Angeles near Gardena; near Gardena Comment
  SFV15598  Sidalcea malviflora K. C. Molina, K. L. Garrett 1992-5-10 3 Los Angeles San Gabriel Mountains Leona Valley. Vicinity of intersection of San Francisquito Canyon Road and Grass Valley Road. 1100 Comment
  RSA191041  Silene antirrhina James Henrickson 1963-5-5 32324 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts., 518 Comment
  RSA477832  Silene antirrhina F. R. Fosberg 1931-3-26 S- 4381 Los Angeles Santa Catalina Island. West of Hamilton s Beach. 50 Comment
  CAS-BOT-BC384476  Silene antirrhina Cecil Hart 1927-3-30 s.n. Los Angeles Montebello, Los Angeles Comment
  RSA496670  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd. 30 Comment
  UCR213422  Silene gallica A. C. Sanders, Dan S. Cooper 2010-3-12 37321 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR68914  Silene gallica Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4240 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR71327  Silene gallica Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4436 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  POM186341  Silene gallica Joseph A. Ewan 1932-6-29 7567 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  RSA592201  Silene gallica L. C. Wheeler 1967-4-23 9190 Los Angeles San Gabriel Mountains. Sunset Ridge. Comment
  RSA784843  Silene laciniata J. D. Olmsted 1958-3-10 39 Los Angeles Along southwestward draining Liveoak Creek 4 miles N of Webb School on fireroad out of the Hill ranch and NE [NW] of Claremont. 610 Comment
  CHSC95857  Silene laciniata subsp. laciniata LeRoy Gross; M. Denslow, W. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. UTM Zone 11; 3784447N 0383368E. A smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall. (or seep). 519 Comment
  SFV20997  Silybum marianum L. Gross 2003-5-4 819 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along east side of Brand Canyon a short distance above the large waterfall near above coordinates. Near level area above river bottom. 393 Comment
  RSA642510  Sinapis arvensis D. E. Bramlet 1999-5-21 2786 Los Angeles Puente Hills. 427m northwest of the 57/60 freeway and 762m north of Grand Avenue. 122m southwest of Beaverhead Drive in Diamond Bar. 253 Comment
  CHSC95808  Sisymbrium altissimum LeRoy Gross; Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 and 2N76.2). 1333 Comment
  UCR205742  Sisymbrium erysimoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36990 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  RSA65826  Sisymbrium irio F. W. Peirson 1923-3-23 3355 Los Angeles Claremont. 365 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
  LA212033  Sisymbrium orientale Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-12 5124 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  RSA0062523  Sisymbrium orientale R. G. Swinney 2010-4-20 12301 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  SBBG31213  Sisymbrium orientale R. F. Thorne 1966-4-6 25896 Los Angeles beach at White's Landing 1 Comment
  UCR159909  Sisymbrium orientale Orlando Mistretta 1992-7-13 673 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  UCR91366  Sisymbrium orientale Scott D. White 1995-3-15 2566 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SFV1518  Sisymbrium orientale L. Imamura 1958-5-2 s. n. Los Angeles San Fernando Valley West Zelzah northeast of Prairie. 305 Comment
  RSA366933  Sisyrinchium bellum E. A. McGregor 1965-5-18 s.n. Los Angeles Claremont, near foothills Comment
  RSA0041742  Smilacina stellata Timothy S. Ross 1990-8-17 3176 Los Angeles San Gabriel Mountains: S side of Prairie Fork, in the vicinity of Columbine Spring. 2182 Comment
  RSA730753  Solanum americanum A. C. Sanders, Mark A. Elvin 2002-6-18 25115 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusment park. 328 Comment
  POM49278  Solanum douglasii L. W. Nuttall 1920-5-17 s.n. Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UC1211147  Solanum douglasii Huron H. Smith 1912-5-26 5005 Los Angeles Santa Catalina Island, Avalon Canyon Avalon Canyon; Santa Catalina Island, Avalon Canyon 30 Comment
  UCD126933  Solanum douglasii Marc Meyer 1993-3-20 8 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  RSA422407  Solanum douglasii Earl De Gowin 1936-5-17 s.n. Los Angeles Lookout Mountain Comment
  RSA422408  Solanum douglasii Ruth E. Hammond 1929-04 s.n. Los Angeles Viewpark. Comment
  RSA576127  Solanum douglasii F. H. Elmore 420 Los Angeles San Clemente Island. Comment
Read comments
May 16 2008
  RSA662318  Solanum douglasii Amy Drooks 1981-4-26 2 Los Angeles San Gabriel River, north of Azusa. Comment
  UCR238082  Solanum elaeagnifolium Mark A. Elvin, Julie M. Vanderwier 2002-7-17 2098 A Los Angeles Western Transverse Range; Santa Clarita Valley, west face of Potrero Mesa, south of Santa Clara River, above Pico Canyon Rd. 305 Comment
  UCR48857  Solanum nigrum Steve Morgan 1974-5-1 26 Los Angeles San Gabriel Valley, 1212 E. Las Tunas Dr., San Gabriel 183 Comment
  CAS-BOT-BC83644  Solanum umbelliferum P. A. Munz; R. D. Harwood 1920-5-15 4003 Los Angeles Santa Monica Mountains. Sepulveda Canyon. 213 Comment
  RSA702563  Solanum umbelliferum Scott D. White 2004-5-10 10359 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  UC884988  Solanum umbelliferum I. W. Clokey, E. G. Anderson 1935-5-9 6879 Los Angeles San Dimas Canyon Comment
  LA94855  Solanum xanti K. Larson; J. Neel 1950-4-2 17 Los Angeles Comment
  UCR126742  Solanum xanti A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26221 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  UCSB9422  Solanum xanti Haller, John 1950-3-30 Los Angeles U.C.L.A., Faculty Hill, near Sunset Blvd. Comment
  RSA755436  Solidago californica R. G. Swinney 2008-7-15 9200 Los Angeles Winston Peak 2275 Comment
  UCR127165  Solidago californica A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26272 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  RSA0088590  Solidago confinis R. G. Swinney 2010-9-13 13845 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA617224  Solidago confinis LeRoy Gross 1998-9-12 54 Los Angeles Wildwood picnic area. Right below road to picnic area off Big Tujunga canyon road. 6 miles from Sunland. 609 Comment
  UC672223  Solidago confinis Frank W. Peirson 1922-9-14 4744 Los Angeles San Antonio Canyon San Garbriel Mts., San Antonio Canyon (San Gabriel Mts.) 914 Comment
  CATA1452  Sonchus asper subsp. asper Mark L. Hoefs, Robert F. Thorne 1996-4-6 2634 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  CATA876  Sonchus asper subsp. asper Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1687 Los Angeles Santa Catalina Island: Canyon behind Haypress Reservoir 377 Comment
  SFV4120  Sonchus oleraceus K. A. Wilson 1961-2-21 875 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  RSA592295  Sonchus oleraceus L. C. Wheeler 1967-5-13 9544 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA506190  Sorghum bicolor L. C. Wheeler 1966-11-23 9153 Los Angeles West fork of San Gabriel Canyon Comment
  RSA699877  Spartium junceum LeRoy Gross 2004-3-19 1209 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  UCD108502  Spartium junceum Gordon Pilone 1961-4-1 145 Los Angeles San Antonio Canyon, north of dam on new road. San Gabriel Mt. Range. 731 Comment
  UCR220175  Spartium junceum R. G. Swinney, Jane Strong 2009-4-7 10312 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  RSA65491  Spergula arvensis F. W. Peirson 1869 Los Angeles Devil's Gate, Arroyo Seco Comment
  CATA916  Spergularia bocconi Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1764 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  SBBG43858  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  CAS-BOT-BC390805  Spergularia marina Geo. B. Grant 1901-4-14 s.n. Los Angeles Redondo Comment
  POM9926  Sphaeralcea emoryi subsp. variabilis F. W. Peirson 1921-5-18 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  RSA725849  Sphenosciadium capitellatum R. G. Swinney 1997-7-16 5658 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood 1921 Comment
  UCLA70850  Stachys ajugoides var. rigida Louis C. Wheeler 1932-5-15 709 Los Angeles Puddingstone Dam San Jose Hills 304 Comment
  LA52376  Stachys bullata Martha Hilend; April 1929 sn Los Angeles 121 Comment
  UCR11646  Stachys rigida var. rigida Carl Epling 1927-1 s.n. Los Angeles Santa Monica Mtns., hills in rear of Universal City 244 Comment
  JEPS24116  Stanleya pinnata Henry J. Thompson 1958-11-29 1833 Los Angeles along Coast Highway just se of bridge over Malibu Creek (Santa Monica Mountains); , near Malibu Creek 7 Comment
  LA212292  Stanleya pinnata Sol A. Karlin; 1965-7-24 s.n. Los Angeles Wrightwood Wash 1523 Comment
  SDSU1275  Stanleya pinnata unknown 1952-6-15 2227 Los Angeles Malibu Beach. Comment
  SBBG37630  Stellaria media E. R. Blakley 1963-4-10 5595 Los Angeles 1 mi S of Avalon on rocky ridge Comment
  RSA596892  Stellaria nitens Timothy S. Ross, J. Mark Porter 1995-5-4 8512 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC494414  Stephanomeria diegensis Philip A. Munz 1932-8-31 12816 Los Angeles Playa del Rey Comment
  UC495165  Stephanomeria exigua subsp. coronaria Philip A. Munz 1932-8-31 12819 Los Angeles Playa del Rey Comment
  OBI39742  Stephanomeria exigua subsp. exigua David J. Keil, V. L. Holland and Dirk Waters 1977-1 Los Angeles Comment
  UC217678  Stephanomeria pauciflora Katharine Brandegee Los Angeles Ravenna Comment
  UCR263048  Stephanomeria virgata subsp. virgata Mitch Provance, Callen Huff 2009-6-26 609- 04 Los Angeles Tehachapi Mountains Foothills/W Mojave Desert, Neenach, water reserve near the intersection of 300th St. W and W Ave. A 930 Comment
  IRVC28587  Stipa cernua A. C. Sanders, Mark Elvin 2002-6-19 25181 Los Angeles 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. NE end of Santa Susana Mtns. 335 Comment
  OBI2591  Stipa coronata Larry E. Brown 1970-5-2 1796 Los Angeles Along State Rte 2, ca 5 mi from La Canada Comment
  UCR258915  Stipa lepida R. G. Swinney 2010-4-30 12471 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
  UCR204807  Stipa speciosa R. G. Swinney 2005-8-26 8528 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, peak 6374, c. 1/2 mi. SW of Devils Chair 1943 Comment
  CATA3520  Stipa tenuissima Julia Parish 2018-2-1 002 Los Angeles Santa Catalina Island: Channel side; Avalon; 888 Country Club Dr. 62 Comment
  RSA587754  Streptanthella longirostris Timothy S. Ross 1991-4-27 4692 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles., Then rejoining it NW of Three Sisters. 944 Comment
  PASA2055  Streptanthus heterophyllus Frank W. Peirson 1919-3-27 Los Angeles Hills west of Arroyo Seco 426 Comment
  RSA618786  Stylocline psilocarphoides L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  SEINET4439213 Image available Stylophyllum insulare B. Trask 1902-1 s.n. Los Angeles Comment
  CAS-BOT-BC110420  Suaeda taxifolia I. Johnston Apr 11 s.n. Los Angeles Nigger Slough [name changed to Harbor Lake]. Comment
  CAS-BOT-BC110422  Suaeda taxifolia Ernest Braunton 1902-7-1 555 Los Angeles Long Beach. Comment
  UC586898  Swertia neglecta Joseph Andorfer Ewan 1934-8-3 8392 Los Angeles below Big Pines Camp; San Gabriel Mts., Swartout Valley 2042 Comment
  UC28654  Symphoricarpos mollis J. H. Barber 1897-3-21 74 Los Angeles Sepulveda Canyon; Sierra de Santa Monica Comment
  UCR124442  Symphoricarpos mollis var. mollis I. W. Clokey, B. C. Templeton 1929-1 4541 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA0060467  Symphoricarpos rotundifolius R. G. Swinney 2010-10-13 14048 Los Angeles San Gabriel Mountains: junction of Pacific Crest Trail with Hawkins Ridge Trail, north side of trail. 2561 Comment
  RSA733164  Symphoricarpos rotundifolius var. parishii R. G. Swinney 1997-6-13 5587 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473'), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  CAS-BOT-BC97958  Symphyotrichum greatae John Thomas Howell 1928-6-10 3871 Los Angeles Monrovia [Canon] Canyon near the dam, San Gabriel Mts. Comment
  JEPS40736  Symphyotrichum lanceolatum var. hesperium J. Thomas Howell 1927-10-29 3181 Los Angeles se of Long Beach Comment
  CDA5589  Symphytum peregrinum Horticultural Commissioner 1915-1 Los Angeles 0 Comment
  SD231239  Syntrichopappus fremontii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 50506 2 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. Along ridge,wash and roadside. 1444 Comment
  UC1614065  Syntrichopappus fremontii Charles M. Belshaw 1935-3-27 499 Los Angeles w. end La Liebre Hills (North Antelope Valley); , North Antelope Valley Comment
  UC1871128  Syntrichopappus fremontii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4812 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
  RSA0113995  Syntrichopappus lemmonii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7525 Los Angeles Arrastre Canyon. Sta