Search Results — 2000 specimen records retrieved (1562 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384191  Abies concolor B. C. Templeton 1932-6-1 4867 Los Angeles Table Mountain. Big Pines Park. Comment
Read comments Mar 27 2014
  RSA384195  Abies concolor L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Pines County Park, Angeles Forest Comment
  CAS-BOT-BC229552  Abronia maritima Le Roy Abrams 1901-4-1 1193 Los Angeles Ballona Harbor Comment
  SBBG20635  Abronia umbellata K. A. Wilson 1961-3-12 1000 Los Angeles above tide line, Zuma Beach Comment
  CAS-BOT-BC229295  Abronia villosa J. C. Oliver 1884-1-1 s.n. Los Angeles Antelope Valley Comment
  SD197764  Acacia cyclops A. C. Sanders, T. B. Salvato 2009-5-19 36813 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines south of Montebello Boulevard and west of Plaza Drive, south of large shopping mall called Montebello Town Center. 110 Comment
  RSA786154  Acamptopappus sphaerocephalus var. hirtellus J. D. Olmsted 1959-4-25 486 Los Angeles 1 mile NNE of Valyermo P. O. along Holcomb ridge, east of Wrightwood-Pearblossom road. 1082 Comment
  RSA0076537  Acanthomintha obovata subsp. cordata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8558 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
  CAS-BOT-BC412584  Acanthoscyphus parishii var. parishii James L. Reveal; Barbara J. Ertter 1976-6-28 4560 Los Angeles San Gabriel Mountains, along the Pacifico Mountain Road, 2.4 miles east of Mill Creek Summit 1767 Comment
  CAS-BOT-BC331574  Acer macrophyllum J. Ewan 1929-5-11 2106 Los Angeles Mt. Lukeus Trail, Haines Canyon 731 Comment
  LA49822  Acer macrophyllum Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UC75302  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles Claremont Comment
  SEINET12234132  Acer macrophyllum E. Mason, Wunderly, J. 1945-1 s.n. Los Angeles Eaton's Canyon, Pasadena Comment
  RSA713722  Achnatherum speciosum LeRoy Gross 2005-4-28 2142 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA91667  Achnatherum speciosum Joseph A. Ewan 1932-5-29 7197 Los Angeles Lower Arrastre Canyon 854 Comment
  CAS-BOT-BC29822  Achyrachaena mollis Marcus E. Jones 1882-5-1 3213 Los Angeles Los Angeles Comment
  CATA3133  Achyrachaena mollis Sarah Ratay 2010-4-10 118 Los Angeles Santa Catalina Island: Along Two Harbors Rd 138 Comment
  RSA595016  Achyrachaena mollis Mark Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island. Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior. 107 Comment
  SBBG96967  Acmispon argophyllus var. argenteus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4309 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  UC864283  Acmispon argophyllus var. argenteus John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island. Comment
  SD79056  Acmispon dendroideus var. traskiae R. Mitchel Beauchamp 1967-1-27 120 Los Angeles San Clemente Island: on slope south of Wilson Cove Comment
  OBI5979  Acmispon glaber var. brevialatus Carl B. Wolf 1931-7-21 2935 Los Angeles Upper Sonoran. Little Tujunga Wash, 1/2 mi aobve bridge on Sunland to San Fernando Rd 335 Comment
  HSC98287  Acmispon grandiflorus C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Townsend Pk. Rd. off of Hwy. 99. Comment
  LA36083  Acmispon grandiflorus var. grandiflorus Peter H. Raven; 1960-5-21 15395 Los Angeles 396 Comment
  SD253445  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-31 14928 Los Angeles Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  LA52423  Acmispon maritimus var. maritimus Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCD104237  Acmispon micranthus L. W. Nuttall 1920-5-17 232 Los Angeles Santa Catalina Island, Hamilton Canyon. Comment
  SBBG125330  Acmispon strigosus A. Parikh, N. Gale 2010-6-22 3359 Los Angeles Upper Shortcut Cyn, 0.9 km S of St Hwy 2, 1.4 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1370 Comment
  SFV15350  Acmispon strigosus J. C. Dittes, D. Stolp 1990-4-1 68 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  CATA294  Acourtia microcephala Mark L. Hoefs 1973-6-4 313 Los Angeles Santa Catalina Island: By road on southeast side of Wrigley Memorial, upper Avalon Canyon 121 Comment
  SD253361  Acourtia microcephala R. G. Swinney 2010-5-7 12578 Los Angeles San Gabriel Mountains: Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210. 494 Comment
  SEINET4565812  Acourtia microcephala Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Transverse Ranges; San Gabriel Mountains region; crest of Verdugo Mountains, Verdugo Lateral off Verdugo Motorway 823 Comment
  JEPS44797  Adenostoma fasciculatum C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail 457 Comment
  UC1127727  Adenostoma fasciculatum G. E. Sindel 1935-1-7 107 Los Angeles 2 1/2 mi. s.e. Quail Lake; Tejon Quad. Comment
  UCR13481  Adenostoma fasciculatum O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA0124091  Adenostoma fasciculatum Louis C. Wheeler 1967-7-15 10012 Los Angeles West end. Waterman Mt. 61 Comment
  SEINET11907884  Adenostoma fasciculatum D. P. Reagan 1974-1 10 Los Angeles just E of Sandberg along State Road N-2 Comment
  UC399478  Adiantum aleuticum I. Johnston 1917-7-1 1445 Los Angeles near Browns Flats 1371 Comment
Read comments May 15 2007
  UCR190256  Adiantum capillus-veneris R. G. Swinney 2000-5-25 7782 Los Angeles San Gabriel Mtns., Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon 238 Comment
Read comments Mar 18 2010
  POM155665  Adiantum capillus-veneris M. B. Dunkle 1928-5-13 1952 Los Angeles Santa Catalina Island: near waterfalls Cottonwood Canyon 9 Comment
  LA33450  Adiantum jordanii Peter H. Raven; 1959-5-9 14173 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 243 Comment
  UCR256156  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  CDA33547  Aeonium arboreum Michael O Brien May 2010 Los Angeles El Matador State Beach; about 50 ft from parking lot and 150 ft from Pacific Coast Highway. 0 Comment
  UCD169271  Ageratina adenophora Louis C. Wheeler 1963-5-5 8256 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. West side ca. 1/2 mile downstream from stone cabin, at public campground. 1775 Comment
  UCR205099  Ageratina adenophora R. G. Swinney 2008-4-11 8661 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  CDA6738  Ageratina adenophora L. C. Wheeler 1959-4-26 7531 Los Angeles At next canyon upstream from Coon Canyon, Arroyo Seco. 0 Comment
Read comments Apr 9 2009
  UCR172452  Agoseris grandiflora Anuja Parikh, Nathan Gale 2005-7-5 2122 Los Angeles Santa Susana Mtns., Newhall Ranch, slopes south of upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 19 396 Comment
  RSA416416  Agoseris retrorsa Fay A. MacFadden 1931-4-22 2644 Los Angeles Summit of ridge near Lake Huges on road from San Fanscito Canyon. Comment
  UCR129392  Agrostis exarata I. M. Johnston 1917-8-23 1634 Los Angeles San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 2134 Comment
  UCR210262  Agrostis exarata R. G. Swinney 2008-8-13 9378 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  CAS-BOT-BC139053  Agrostis pallens A. J. McClatchie s.n. Los Angeles Pasadena. Comment
  UCSB40901  Agrostis pallens Roos, John 1939-6-8 Los Angeles Canyon in hills N of Burbank Comment
  RSA230751  Agrostis stolonifera R. F. Thorne, M. Z. Thorne 1969-7-9 38562 Los Angeles San Gabriel Mountains, Angeles National Forest: meadow at Big Pines 2088 Comment
  UCR101246  Alisma triviale L. C. Wheeler 1951-8-20 6836 Los Angeles Pasadena: Devils Gate Dam 305 Comment
  RSA411805  Allenrolfea occidentalis Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  SEINET10471914  Allium David B. Dunn 1946-1 Dunn 2000 Los Angeles Collected in the yard at 316 N. Ave. 50. Comment
  RSA787634  Allium burlewii Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0047 Los Angeles 100 meters above California State Route 2 near mile marker 66.43 2301 Comment
  RSA704237  Allium fimbriatum var. fimbriatum Gary D. Wallace, Ann Hiller 1983-5-18 2039 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E 945 Comment
  CAS-BOT-BC469354  Allium fimbriatum var. fimbriatum Timothy S. Ross 1991-4-27 4721 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 1091 Comment
  POM122174  Allium fimbriatum var. fimbriatum Marion Hill 1926-5-9 s.n. Los Angeles Mohave Desert on road from Swartout [1942: Big Pines] Comment
  RSA626099  Allium fimbriatum var. fimbriatum LeRoy Gross 1999-4-29 157 Los Angeles Sierra Pelona Mountains. 1371 Comment
  RSA70467  Allium lacunosum var. davisiae F. W. Peirson 1919-5-11 426 Los Angeles Arraster Creek, north slope of San Gabriel Mts. 853 Comment
  UCR192931  Allium peninsulare Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Royce Canyon, Griffith Park, Los Angeles 320 Comment
  UC729464  Allium praecox Carl B. Wolf 1932-5-10 3520 Los Angeles back of Avalon (along the equestrian trail); Santa Catalina Island 259 Comment
  RSA410052  Allophyllum divaricatum Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon. 640 Comment
  RSA410059  Allophyllum divaricatum Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  RSA607223  Allophyllum divaricatum L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  UCD118002  Allophyllum glutinosum Robert F. Thorne; P. Everett 1965-6-22 34853 Los Angeles Santa Catalina Island: Renton Mine area. 243 Comment
  SEINET2444583  Allophyllum integrifolium R. G. Swinney 1999-7-5 7518 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 (Mescal Creek 7.5' Q.). 1866 Comment
  RSA649641  Alnus rhombifolia Michael Horn 1991-4-30 12 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  SACT002777  Alnus rhombifolia Louis Wheeler 1931-8-16 Los Angeles San Antonio Mountains. Stream side Comment
  UCR218013  Alnus rhombifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38569 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR223268  Alnus rhombifolia R. G. Swinney 2009-8-19 11451 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  UCR259401  Alnus rhombifolia R. G. Swinney 2010-8-30 13634 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
  UCR270240  Alnus rhombifolia R. G. Swinney 2011-6-30 15402 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CAS-BOT-BC138030  Alopecurus carolinianus Le Roy Abrams 1901-4-10 1455 Los Angeles Inglewood. Comment
  UCR214669  Amaranthus albus A. C. Sanders, Dan S. Cooper 2010-4-30 38137 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA607602  Amaranthus albus L. C. Wheeler 1966-10-25 9070 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCR210689  Amaranthus blitoides R. G. Swinney 2008-10-22 9672 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  RSA402977  Amaranthus blitoides Robert Gustafson 1980-9-16 1904 Los Angeles Ballona Wetlands Comment
  SBBG133178  Amaranthus californicus B. C. Templeton 1942-10-14 6588 Los Angeles Griffith Park, near Municipal Nursery Comment
  RSA402991  Amaranthus deflexus Anstruther Davidson 1930-9-17 s.n. Los Angeles Los Angeles. Comment
  UCR127371  Amaranthus powellii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25554 Los Angeles Santa Clara River Valley, north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  POM306338  Amaranthus retroflexus Henry J. Ramsey, Henry J. Ramsey 1937-8-12 1428 Los Angeles Altadena Comment
  SBBG112877  Amblyopappus pusillus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-17 SCa 767 Los Angeles lower portion of Silver Cyn, ca. 0.25 mi inland from beach 12 Comment
  SBBG13279  Amblyopappus pusillus M. A. Piehl 1962-6-7 62357 Los Angeles China Pt, S of lighthouse 3 Comment
  UC891313  Amblyopappus pusillus L. W. Nuttall 257 Los Angeles Santa Catalina Island Comment
  RSA0114714  Ambrosia acanthicarpa R. G. Swinney 2011-10-25 15889 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
  RSA653533  Ambrosia acanthicarpa LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 293 Los Angeles Verdugo Mountains: Hostetter Mountainway. 701 Comment
  CAS-BOT-BC42861  Ambrosia acanthicarpa Alice Eastwood 1906-5-27 337 Los Angeles Santa Nearia river bed Comment
  RSA668153  Ambrosia acanthicarpa Ian Swift 2001-9-2 308 Los Angeles W. Antelope Valley, Desert Pines Wildlife Sanctuary, Ave G and 200th St. West; north flank of Portal Ridge, lower Kings Canyon Wash. 939 Comment
  RSA127780  Ambrosia chamissonis Peter H. Raven, Henry J. Thompson 1959-6-4 14331 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  RSA474187  Ambrosia dumosa F. R. Fosberg 1931-12-10 7147 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. 10 Comment
  CATA563  Ambrosia psilostachya Mark L. Hoefs, Robert F. Thorne 1975-8-7 827 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 60 Comment
  SBBG39592  Ambrosia psilostachya R. F. Thorne 1966-9-14 36672 Los Angeles Cottonwood Crk (where isthmus rd crosses) 30 Comment
  RSA416990  Ambrosia psilostachya Anstruther Davidson 1899-7-23 s.n. Los Angeles Brooks (flul?) near Santa Monica. Comment
  UCR259895  Ambrosia salsola R. G. Swinney 2010-6-1 13074 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  IRVC26208  Ammi majus A. C. Sanders, Kim Marsden 2003-6-20 26987 Los Angeles Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  UCR192935  Amorpha californica Dan S. Cooper 2008-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Fern Canyon, south fork (south of the one with amphitheater), Griffith Park, Los Angeles 197 Comment
  POM26688  Amorpha californica var. californica George B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  RSA601122  Amorpha californica var. californica L. C. Wheeler 1967-6-26 9888 Los Angeles Elsmere Canyon. 441 Comment
  RSA629733  Amorpha californica var. californica L. C. Wheeler 1973-7-15 s.n. Los Angeles Doe Flat; Graveyard Canyon. Comment
  UCR263216  Amsinckia retrorsa Sandra L. Leatherman, Jennifer Pareti 2014-4-17 s.n. Los Angeles Transverse Ranges; Liebre Mountains, Castaic Lake area in the Grasshopper Canyon Watershed, east of Hwy I-5 and west of the Castaic Lake Dam 1370 Comment
  RSA0091279  Amsinckia spectabilis E. A. Purer 1931-3-19 s.n. Los Angeles El Segundo. Comment
  POM368387  Amsinckia tessellata Ora M. Clark 1929-3-30 1918 Los Angeles W of Lancaster Comment
  POM369910  Amsinckia tessellata Anstruther Davidson 2372 Los Angeles Catalina [Island] Comment
  RSA711440  Amsinckia tessellata var. tessellata LeRoy Gross 2005-5-19 2305 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  SD41475  Anagallis arvensis Edith A. Purer 1932-4-23 2767 Los Angeles El Segundo, established dunes Comment
  RSA732538  Ancistrocarphus filagineus A. C. Sanders 2003-4-29 26169 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  UCR192594  Ancistrocarphus filagineus A. C. Sanders 2008-4-10 34837 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UCR256543  Androsace elongata subsp. acuta Anuja Parikh, Nathan Gale 2011-6-7 3421 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 4.1 km west of State Hwy 14, 2.0 km southwest of California Aqueduct 1028 Comment
  UC729778  Anemopsis californica Carl B. Wolf 1932-5-12 3587 Los Angeles 3/4 mi from Little Harbor (on Road to Isthmus, Santa Catalina Island); Santa Catalina Island 30 Comment
  CAS-BOT-BC400324  Anemopsis californica Louis C. Wheeler 1973-4-21 s.n. Los Angeles San Andreas Rift Zone: Barrel Springs Comment
  SEINET3129611  Anemopsis californica G. B. Grant 1904-4-23 Ex 43 Los Angeles Redondo Comment
  UC1536758  Anisocoma acaulis G. H. True Jr. 1935-3-6 55 Los Angeles sandy s slope Lovejoy Butte 853 Comment
  UCSB6335  Anisocoma acaulis Haller, John 1957-4-13 Los Angeles On Palmdale Ave., 0.7 miles E. of junction with California 138 and ca. 9 miles E of Center of Palmdale 762 Comment
  RSA710784  Anisocoma acaulis LeRoy Gross 2005-4-28 2146 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR172301  Anthemis cotula Anuja Parikh, Nathan Gale 2005-6-8 2116 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, between Potrero and Salt Creek Canyons, south of Santa Clara River near the Ventura Co. line, study area 14 335 Comment
  SD71828  Anthemis nobilis Helen V. Witham 1969-7-29 314 Los Angeles Arcadia Comment
  UCR150862  Anthriscus caucalis R. G. Swinney, Dave Larson 1999-5-15 7183 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA575093  Anthriscus caucalis R. G. Swinney 1994-4-8 2759 Los Angeles Glendora Wilderness Park. 457 Comment
  RSA762127  Anthriscus caucalis Orlando Mistretta, Christine Mistretta 2008-5-16 3079 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 108 per TRTP Survey 2008), Van Tassel Motorway, Fish Canyon drainage 1100 Comment
  HSC20470  Antirrhinum coulterianum C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Canyon Rd. off of Bouquet Canyon Rd. Comment
  POM125866  Antirrhinum kelloggii C. F. Baker 1904-4-22 4172 Los Angeles Monrovia. Comment
  RSA225665  Antirrhinum kelloggii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39753 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 396 Comment
  RSA131027  Antirrhinum kelloggii Percy C. Everett, E. K. Balls 1959-6-2 23847 Los Angeles 1 mile NE of Entrance to Stokes Canyon 229 Comment
  RSA590517  Antirrhinum multiflorum Tim S. Ross, W. Appleby 1993-5-19 7176 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 854 Comment
  UCR271254  Antirrhinum multiflorum R. G. Swinney 2011-6-1 14959 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  SBBG131497  Antirrhinum nuttallianum S. A. Junak, B. Collins 1991-4-24 SCI 184 Los Angeles W side of W Shore Rd 36 Comment
  RSA150857  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-4-12 17313 Los Angeles Head of canyon near the Tomb. Semishade. San Clemente Island Comment
  POM354886  Antirrhinum nuttallianum var. nuttallianum Anstruther Davidson 1892-06 s.n. Los Angeles Long Beach Comment
  SD90556  Aphanisma blitoides Robert F. Thorne 1973-4-12 42950 Los Angeles San Clemente Island, Pyramid Cove at south end of island Comment
  RSA507522  Apiastrum angustifolium L. C. Wheeler 1967-5-2 9270 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  RSA617470  Apiastrum angustifolium Scott D. White, Pam De Vries 6759 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UC20825  Apium graveolens Harley P. Chandler 1897-6-21 Los Angeles Claremont 365 Comment
  PASA1706  Aplopappus linearifolius Sally Ellis 1939-5-5 Los Angeles Mohave desert Comment
  RSA97430  Arceuthobium occidentale F. W. Peirson 1921-6-15 2322 Los Angeles Chilao, San Gabriel Mountains. 1646 Comment
  RSA575507  Arctostaphylos R. G. Swinney 1993-7-21 2520 Los Angeles San Sevaine Flats, ca. 300m W of San Sevaine well, 8.2 miles NW of Lytle Creek Road. 1695 Comment
Read comments Aug 4 2019
  SBBG39158  Arctostaphylos catalinae E. R. Blakley 1963-4-10 5582 Los Angeles NE side of Black Jack Mtn, at jct of Whites Landing and Airport Rd 365 Comment
  CAS-BOT-BC27207  Arctostaphylos gabrielensis P. V. Wells; Jon E. Keeley 1986-3-10 31086 Los Angeles Mill Creek Summit divide 1500 Comment
  RSA626796  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-4 7238 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  SDSU12573  Arctostaphylos glandulosa subsp. glandulosa Darren H. Burton, John Tiszler and John Heckoff 1996-3-8 8 III96B Los Angeles Immediately south of path leading thru the dense stand of Yucca brevifolia located immediately east of 15, ca. 8 miles south of Gorman. 1006 Comment
  CAS-BOT-BC39303  Arctostaphylos glauca Fordyce Grinnell 1915-12-22 s.n. Los Angeles San Gabriel Mt., Sister Elsie Peak Comment
  RSA631536  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16013 Los Angeles Whitaker Peak, northwestern San Gabriel Mountains. Comment
  RSA631614  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15855 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631703  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15841 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SD211591  Arctostaphylos glauca Barbara Ertter, Teresa Sholars and David Thopmson 1987-5-24 6977 Los Angeles Head of Dorr Canyon on Highway 2 East of Dawson Saddle, San Gabriel Mountains circa 9 airmiles West of Wrightwood 2133 Comment
  UCSB4736  Arctostaphylos glauca Wilson, Richard 1958-5-10 Los Angeles 6 miles N of Foothill Blvd. on Angeles Crest Highway, San Gabriel Highway 914 Comment
  RSA756953  Arctostaphylos glauca Orlando Mistretta, Christine Mistretta 2008-4-17 2478 -a Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  RSA634342  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22088 Los Angeles Road to Crystal Lake, 1 km north of Highway 39, San Gabriel Mountains. 1720 Comment
  RSA634349  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1979-6-14 7412 Los Angeles Angeles Crest Highway about 1.4 km east of Singing Pines turnoff. 2000 Comment
  RSA634754  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20407 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA634776  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20347 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA634817  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20232 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634883  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20449 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA634932  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20253 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635058  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20363 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635134  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20594 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA635162  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20276 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635169  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22033 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  CAS-BOT-BC42168  Arctostaphylos patula F. W. Pierson 1920-5-29 s.n. Los Angeles Icehouse Canyon 1981 Comment
  RSA188544  Arctostaphylos patula R. F. Thorne 1965-8-26 35352 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  RSA729649  Arctostaphylos patula R. G. Swinney 1998-7-2 6245 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR99479  Arenaria pusilla Steve Boyd, Lauren Raz 1997-3-14 9168 Los Angeles Liebre Mtns., Lower N flank of Bald Mtn, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon 1451 Comment
  RSA434335  Argemone corymbosa Edwin Kline 1924-5-25 s.n. Los Angeles Bouquet Canyon, Sierra Pelona Mts. Comment
  OBI78705  Argemone munita Jill M. Bushakra, John Bushakra 2001-6-2 117 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
Read comments Mar 23 2015
  RSA434331  Argemone munita Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  SDSU3  Artemisia californica R. M. Beauchamp 1967-1-27 105 Los Angeles San Clemente Island. Comment
  UC149246  Artemisia douglasiana LeRoy Abrams 1902-8-16 2955 Los Angeles near Mesmer Comment
  UCR108406  Artemisia douglasiana L. C. Wheeler 1961-6-13 7883 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  CAS-BOT-BC93867  Artemisia dracunculus Gaines 1939-8-1 s.n. Los Angeles Low ground at mouth of canyon near U.C.L.A. campus, Westwood, Los Angeles Comment
  PASA829  Artemisia heterophylla Shanteau Sept. 30 Los Angeles Death valley canyon Comment
  RSA774798  Artemisia ludoviciana R. G. Swinney 2009-7-23 11394 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC93700  Artemisia ludoviciana subsp. incompta C. B. Wolf 1931-10-23 2492 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  UC1746112  Artemisia nova Annetta M. Carter, Arthur Carter 1935-9-13 989 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  UCR223395  Artemisia tridentata R. G. Swinney 2009-7-29 11405 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SD112802  Artemisia tridentata subsp. parishii Darley F. Howe 1957-11-24 2589 Los Angeles 1/2 mole east of Newhall on Placerita Canyon Road Comment
  RSA595637  Artemisia tridentata subsp. tridentata Steve Boyd, Lauren Raz 1996-10-8 9011 Los Angeles Liebre Mountains region, upper southerly flank of Martindale Canyon, just up from Willow Spring on Forest Service Road 6N08, ca. 0.2 miles northwest of the junction with 6N07. 1402 Comment
  SD85162  Arthrocnemum subterminale E. R. Blakley 1962-6-10 5221 Los Angeles San Clemente Island; Wilson Cove. 6 Comment
  RSA478868  Arthrocnemum subterminale House, Grumbles 1930-5-13 s.n. Los Angeles San Clemente Island Comment
  SEINET10637450  Asclepias albicans Sphon 1959-3-31 SPHON 269 Los Angeles 10.0 miles south of HWY 78, San Diego County Comment
  RSA503452  Asclepias californica L. C. Wheeler 1967-4-30 9210 Los Angeles NW end foothills between Bouquet Junction and Bonelli Ranch 396 Comment
  UCR150888  Asclepias californica Valerie Soza, LeRoy Gross 1999-7-7 613 Los Angeles Transverse Ranges; San Gabriel Mtns, West side of Horse Canyon, above shooting area 1768 Comment
  SBBG44991  Asclepias fascicularis V. Duran 1933-8-11 3547 Los Angeles South Fk Big Rock Crk 1524 Comment
  POM3650  Asclepias fascicularis Minnie Reed 1895-8-17 s.n. Los Angeles Pomona, Los Angeles County Comment
  RSA84995  Asplenium vespertinum F. W. Peirson 1921-6-21 2840 Los Angeles West Fork of San Gabriel River. 610 Comment
  RSA611773  Aster greatae L. C. Wheeler 1933-8-14 2082 Los Angeles San Dimas Canyon. 640 Comment
  POM9795  Astragalus coccineus Wm. M. Pierce 1921-4-1 s.n. Los Angeles Near Palmdale. Comment
  IRVC29651  Astragalus didymocarpus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26229 Los Angeles Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property Western San Gabriel Mtns. 351 Comment
  CAS-BOT-BC182298  Astragalus didymocarpus var. didymocarpus Lois E. James 1947-4-13 1751 Los Angeles Near the County Poor Farm in Soledad Canyon Comment
  JEPS54902  Astragalus douglasii var. douglasii W. L. Jepson 1939-4-21 19232 Los Angeles Fairmont Mohave Desert (Mohave Desert) 847 Comment
  RSA533466  Astragalus gambelianus T. S. Ross 1991-4-21 4556 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  POM49667  Astragalus lentiginosus var. albifolius A. D. E. Elmer 1902-06 3627 Los Angeles Lancaster. Comment
  UC1929723  Astragalus lentiginosus var. antonius Valerie Soza, Sarah J. De Groot 2003-6-11 1654 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  RSA194014  Astragalus miguelensis R. M. Beauchamp 1967-3-19 323 Los Angeles South of runway, Sherman feils, San Clemente Island. Comment
  SD51896  Astragalus miguelensis Peter H. Raven 1962-7-12 18028 Los Angeles San Clemente Island, on sandy slopes near point at east end of Northwest Harbor 29 Comment
  UC1371031  Astragalus miguelensis Theodore F. Niehaus 1965-4-4 433 Los Angeles opposite Navy headquarters area (w side San Clemente Island); w side San Clemente Island Comment
  CAS-BOT-BC193025  Astragalus purshii var. tinctus Ernest C. Twisselmann 1962-4-18 6971 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA188227  Astragalus trichopodus R. F. Thorne, Percy C. Everett 1965-6-22 34872 Los Angeles Santa Catalina Island, along lower road to Pebble [Pebbly] Beach ca. 0.5 mile from Avalon. 8 Comment
  RSA2567  Astragalus trichopodus P. A. Munz 1918-4-30 2095 Los Angeles South Hills, Pomona Comment
  CAS-BOT-BC194034  Astragalus trichopodus var. lonchus Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7400 A Los Angeles Rancho Palos Verdes, un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive, San Pedro 7.5', Palos Verdes Peninsula 164 Comment
  JEPS85531  Astragalus trichopodus var. lonchus Dick Arnold 1985-1-17 Los Angeles about 1 mi se of intersection of Palos Verdes Drive South with Forrestal (town of Rancho Palos Verdes); town of Rancho Palos Verdes 121 Comment
  SBBG78440  Astragalus trichopodus var. lonchus F. R. Fosberg 1932-5-7 8139 Los Angeles below Coach Rd above Hamilton Cyn 220 Comment
  UC13396  Astragalus trichopodus var. lonchus Blanche Trask Dec. 1895 Los Angeles Avalon Santa Catalina Island (Santa Catalina Island) Comment
  SEINET3127335  Astragalus trichopodus var. lonchus G. B. Grant, W. Wheeler 1904-1 74 -6262 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC199091  Astragalus trichopodus var. phoxus E. K. Balls; L. W. Lenz 1950-3-28 14460 Los Angeles 3 miles north of Castaic, Hwy 99. 457 Comment
  IRVC28597  Astragalus trichopodus var. phoxus A. C. Sanders, Mark Elvin 2002-6-19 25198 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 282 Comment
  UCR258736  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-16 11928 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  CAS-BOT-BC200831  Astragalus trichopodus var. trichopodus I. M. Johnston 1918-5-19 1964 Los Angeles Hills south of Pomona 365 Comment
  SEINET7063473  Astragalus trichopodus var. trichopodus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  RSA482794  Athysanus pusillus L. C. Wheeler 1934-3-6 2398 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  RSA599603  Athysanus pusillus Steve Boyd, Lauren Raz 1997-3-31 9407 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. 914 Comment
  LA31622  Atriplex californica Peter H. Raven; Henry J. Thompson 1959-10-4 Los Angeles Santa Monica Mountains, Point Dume 3 Comment
  RSA612721  Atriplex californica H. C. Stutz 1982-7-8 9025 Los Angeles Malibu Beach. Comment
  CATA201  Atriplex leucophylla Mark L. Hoefs 1973-4-15 180 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  UC110278  Atriplex leucophylla Katharine Brandegee 1893-10-15 Los Angeles Redondo Comment
  RSA478310  Atriplex leucophylla G. J. Hoffenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades Comment
  POM279019  Atriplex nummularia Grant D. Brown 1949-11-24 446 Los Angeles Playa del Rey. 15 Comment
  CAS-BOT-BC176356  Atriplex parryi Roxana S. Ferris 1918-6-12 900 Los Angeles In desert road between Oban and Lancaster Comment
  POM279023  Atriplex rosea Grant D. Brown 1949-11-7 420 Los Angeles Jackson Lake, Big Pines-Valyermo Road 1981 Comment
  CHSC95748  Atriplex semibaccata Joseph Marlowe Keefe 2001-1-19 30889 Los Angeles San Rafael Mountains. South facing slope on north side of Upperton Avenue (north across the street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California, 90042. 262 Comment
  RSA151254  Atriplex semibaccata P. H. Raven 1962-7-10 17948 Los Angeles Near west shore of island, due west of Wall 2, San Clemente Island Comment
  RSA478343  Atriplex serenana var. davidsonii George B. Grant, Walter Wheeler 1931 Los Angeles Santa Catalina Island. Comment
  LA212343  Avena barbata P. R. Brown; 1971-4-1 s.n. Los Angeles Pierce College Nature Center. East slope, Canon de Lana. 274 Comment
  RSA779995  Avena fatua R. G. Swinney 2009-4-7 10287 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA654655  Baccharis glutinosa Fred Brooks 1988-4-3 2 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  UCR212817  Baccharis pilularis Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1752 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 465 Comment
  RSA329723  Baccharis salicifolia Gary D. Wallace 1966-3-25 226 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  RSA0030919  Baccharis salicifolia Bonnie C. Templeton, Ira W. Clokey 1930-3-11 1414 Los Angeles Westwood Hills. Santa Monica Mts. 200 Comment
  JEPS21269  Baccharis salicifolia subsp. salicifolia Frank W. Peirson 1918-10-15 283 Los Angeles foot of trail, Rubio Canyon, San Gabriel Mountains Echo Mtn.; San Gabriel Mountains, Rubio Canyon 548 Comment
  UC1536833  Balsamorhiza deltoidea G. H. True Jr. 1935-3-27 177 Los Angeles 5 mi sw Palmdale 944 Comment
  SDSU13764  Berberis nevinii unknown 1940-5-20 3181 Los Angeles San Fernando Valley. Comment
  RSA0048505  Berberis nevinii Jack Pepper 1953-3-20 s.n. Los Angeles Encino park. Comment
  SD233721  Berula erecta A. C. Sanders, Mark Elvin 2002-6-25 25294 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. Comment
  RSA0035896  Bidens frondosa R. G. Swinney 2009-11-9 11587 A Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  UCR218022  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA607609  Bidens frondosa L. C. Wheeler 1966-10-25 9085 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  CDA6793  Bidens pilosa Ethelbert Johnson 1942-11-12 Los Angeles Vignes & Aliso Streets, Los Angeles. 0 Comment
  POM350851  Bidens pilosa Anstruther Davidson 1891-1 s.n. Los Angeles E. Los Angeles. Comment
  RSA748848  Bituminaria bituminosa Justin M. Wood 2009-4-13 487 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  RSA0126888  Blitum californicum Dan S. Cooper 2016-4-25 416 -31 Los Angeles Griffith Park, Vermont Canyon. 311 Comment
  UCR270049  Blitum californicum R. G. Swinney 2011-3-17 14117 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  POM308892  Bloomeria crocea Kay H. Beach 1942-5-29 626 Los Angeles Near water tank above the San Dimas SRE. San Dimas Experimental Forest, U.S. Forest Dept. Comment
  RSA652076  Bloomeria crocea Richard Schlichting 1948-5-22 sn Los Angeles Covina: Lyman Avenue about 3 miles east of Covina. 213 Comment
  RSA578513  Bloomeria crocea var. montana Timothy S. Ross, Steve Boyd 1994-6-23 8061 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
Read comments Jul 2 2012
  LA204388  Boechera arcuata Louis Wheeler; 1932-4-22 640 Los Angeles 3 mi. N NE Claremont 548 Comment
Read comments Feb 17 2016
  CAS-BOT-BC16088  Boechera californica George B. Grant 1902-5-5 s.n. Los Angeles Garvanza Arroyo Seco. Comment
  RSA124048  Boechera californica Percy C. Everett, E. K. Balls 1958-4-25 22955 Los Angeles San Antonio Dam, 4 miles N of Claremont Comment
  CAS-BOT-BC14582  Boechera pulchra Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  UCR271963  Boechera sparsiflora R. G. Swinney 2011-6-20 15219 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  SEINET8574374 Image available Bolboschoenus maritimus subsp. paludosus Frank W. Gould 1944-4-12 2280 Los Angeles Western Ave. at 131st Street, south of Los Angeles Comment
  SBBG96535  Bothriochloa barbinodis M. C. Carroll 1990-9-29 3005 Los Angeles NW of Sullivan's Beach 60 Comment
  RSA729421  Boykinia rotundifolia R. G. Swinney 1998-8-21 6786 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  SFV22101  Boykinia rotundifolia S. T. Boyd, V. Arvizu, R. E. Riefner 2006-9-21 11694 Los Angeles Verdugo Mountains Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. 460 Comment
  UCR224006  Boykinia rotundifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11694 Los Angeles Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservency reserve lands. Comment
  CATA1081  Brachypodium distachyon Mark L. Hoefs 1995-5-16 2031 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA0115254  Brassica geniculata Richard G. Swinney 2010-5-25 12945 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA0037191  Brassica geniculata Ron Martinolich 1991-5-3 48 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  CATA2046  Brassica nigra Steven A. Junak, Mark Hoefs 1998-6-12 723 Los Angeles Santa Catalina Island: W side of Catalina Harbor, near N end of harbor 15 Comment
  IRVC26195  Brassica nigra A. C. Sanders 2003-6-19 26976 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA652772  Brassica nigra Monica Acosta 1998-5-14 2 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  CAS-BOT-BC100431  Brickellia californica B. 1903-8-2 3672 Los Angeles San Antonio [Canon] Canyon Comment
  RSA609526  Brickellia californica L. C. Wheeler 1952-10-11 6373 Los Angeles San Rafael Hills: Chevy Chase Drive. Comment
  SFV16478  Brickellia californica P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Roadcut along the old Ridge Route between Castaic Lake and Highway 138. Comment
  UC1930126  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  CAS-BOT-BC106136  Brickellia nevinii Peter H. Raven 1961-9-24 16757 Los Angeles Road in Sand Creek 1 mile north of summit above Pacoima Canyon 731 Comment
  RSA703516  Brickellia nevinii Michael Honer 2004-6-22 2010 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 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
  UCR127375  Brickellia nevinii A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25578 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  RSA93369  Brickellia nevinii F. W. Peirson 1918-09 228 Los Angeles Foot of Mt. Wilson Toll Road, south base of mountains 396 Comment
  RSA158260  Brodiaea kinkiensis Peter H. Raven 1962-5-10 17734 Los Angeles Near head of large canyon due north of Boulder, San Clemente Island 473 Comment
  UCD58129  Bromus carinatus Peter H. Raven 1960-5-15 15355 Los Angeles Santa Monica Mountains. Piuma Road, 2.1 miles east of Rambla Pacifica. 487 Comment
  UCD57993  Bromus carinatus var. carinatus Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. Fishermans Cove: USC Marine Lab. 152 Comment
  CDA31589  Bromus catharticus T. S. Ross, Annette Ross 1991-6-3 5546 Los Angeles Coastal Plains & Basins; San Bernardino Basin region; Elephant Hill : west Pomona. T1S R9W W2/3 S/2 section 26 (projected). Elev. ca. 900 ft. Near S base of hill. Comment
  UCD58340  Bromus catharticus P. B. Kennedy 1917-6-1 s.n. Los Angeles Gardena to Los Angeles. Comment
  UCR214662  Bromus catharticus A. C. Sanders, Dan S. Cooper 2010-4-30 38133 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC156116  Bromus diandrus Peter H. Raven 1959-4-4 13965 Los Angeles Santa Monica Mountains. Just east of Zuma Beach. 30 Comment
  CATA638  Bromus diandrus Mark L. Hoefs 1991-4-16 1103 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  LA103551  Bromus diandrus Barry A. Prigge; 1986-3-29 sn Los Angeles San Gabriel Mountains, S of Canyon Country at Golden Valley X Antelope Valley freeway (State Highway 14) 457 Comment
  RSA669700  Bromus diandrus LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 495 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  SBBG13322  Bromus diandrus M. A. Piehl -Jun-1962 62397 Los Angeles cyn E of Thirst 304 Comment
  RSA364051  Bromus grandis Anstruther Davidson 1992-04 s.n. Los Angeles Los Angeles. Comment
Read comments Aug 11 2012
  UC1587655  Bromus grandis Tim Ross 1991-8-14 5780 Los Angeles San Gabriel Mountains, Roundtop Mountain Roundtop Mountain; San Gabriel Mountains, Roundtop Mountain 1767 Comment
  CAS-BOT-BC155385  Bromus hordeaceus John H. Thomas 1957-5-17 6760 A Los Angeles Los Angeles. Occidental College Campus. Near Moore Laboratory. Comment
  LA13745  Bromus hordeaceus A. M. Johnson; 1933-5-17 4247 Los Angeles Del Rey Comment
  RSA623790  Bromus hordeaceus K. Scott 1921-4-20 168 Los Angeles Occidental College Campus, Eagle Rock Comment
  UCR205037  Bromus hordeaceus R. G. Swinney 2003-5-12 8204 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, drainage near Big Cienega Spring, S fork of upper Pavil Canyon 640 Comment
  SEINET269291 Image available Bromus hordeaceus subsp. molliformis Scott D. White, Chet McGaugh 1995-5-9 3002 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and I-5 Fwy, just SW of interchange w/SR 14. Sunshine Canyon landfill property 457 Comment
  UC816375  Bromus madritensis subsp. rubens Carl Epling 1931-4-25 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  POM363927  Bromus rubens E. S. Spalding 1926-8-13 s.n. Los Angeles Monrovia Canyon [San Gabriel Mountains] Comment
  RSA533455  Bromus rubens Timothy S. Ross 1991-4-21 4545 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA640383  Bromus rubens L. C. Wheeler 1967-5-23 9700 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA660792  Bromus sterilis LeRoy Gross, Valerie Soza 2001-6-6 441 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 427 Comment
  SEINET254496 Image available Bromus sterilis A. C. Sanders 2005-5-11 30157 Los Angeles Western San Gabriel/Liebre mountains. Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Road, northwest of Forest Park between Mint and Bouquet Canyons. 610 Comment
  CAS-BOT-BC185548  Bromus tectorum Peter H. Raven; Henry J. Thompson 1959-5-5 14109 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile west of Las Virgenes Road. Malibu Creek drainage. 274 Comment
  RSA0060772  Bromus tectorum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6819 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC816449  Bromus tectorum L. R. Abrams 1927-4-30 11744 Los Angeles between Neenach and Fairmont (Antelope Valley); Antelope Valley Comment
  RSA0019966  Bromus tectorum Gary D. Wallace, Ann Hiller 1983-5-18 2060 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
  CDA5375  Buddleja saligna T. C. Fuller 1966-9-27 15215 Los Angeles Adjacent to power sub-station, east side of Rambla Pacifico Road, Santa Monica Mountains, 0.3 mile north of Malibu Sea Lion, Malibu. 0 Comment
  LA201902  Caesalpinia gilliesii Arthur C. Gibson; 2003-5-25 4906 Los Angeles 496 Comment
  UCR50854  Cakile maritima A. C. Sanders 1988-5-18 7816 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  LA200774  Calandrinia ciliata Carl Epling; 1925-3-25 6539 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA94807  Calandrinia ciliata Frank Almeda; Kei Nakai 1976-4-5 TCSP 11 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, field next to Felty's Rd opposite the pond 365 Comment
  POM18196  Calandrinia ciliata P. A. Munz 1923-4-10 6751 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  CAS-BOT-BC438407  Calandrinia ciliata I. Johnston 1917-3-10 s.n. Los Angeles Upland Comment
  RSA609283  Calandrinia ciliata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  RSA352848  Calocedrus decurrens L. E. Hoffman 1932-8-14 s.n. Los Angeles Crystal Lake, Angeles National Forest. Comment
  UCR242852  Calocedrus decurrens R. G. Swinney 2009-8-8 11507 Los Angeles Transverse Range; San Gabriel Mtns., 0.2-1 mi. north of summit of Pacifico Mtn., SE fork of Santiago Canyon 2055 Comment
  CAS-BOT-BC492129  Calochortus albus Henry J. Thompson 1959-4-19 1936 Los Angeles Mulholland Hwy. 1 mile W of Loas Virgenes Road, Malibu Creek drainage; Santa Monica Mountains 274 Comment
  JEPS61616  Calochortus albus Frank W. Peirson 1920-6-10 2163 Los Angeles Little Santa Anita Canyon San Gabriel Mountains 1066 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
  RSA377282  Calochortus catalinae F. R. Fosberg 1931-4-16 S 4649 Los Angeles Bulrush Ridge, Santa Catalina Island. 200 Comment
  RSA377289  Calochortus catalinae C. Epling, L. Ellison 1930-3-28 s.n. Los Angeles Las Flores Canyon. Santa Monica Mountains. Comment
Read comments Oct 3 2014
  RSA702940  Calochortus invenustus Scott D. White 2004-8-11 10718 Los Angeles About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA0016992  Calochortus kennedyi var. kennedyi Philip A. Munz 1923-5-26 6818 Los Angeles Big Rock Creek, San Gabriel Mts. 1311 Comment
  POM9570  Calochortus plummerae Philip A. Munz 1919-6-10 3274 Los Angeles Baseline Road, Claremont 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
  RSA716603  Calochortus venustus Charlie Hohn 2006-5-16 3 Los Angeles Castaic Lake area. South of Warm Springs Mountain on ridge between main arms of Castaic Lae. In opening in vegetation approximately 500m south of USFS road 6N13. 595 Comment
  CAS-BOT-BC496764  Calochortus venustus James L. Reveal 1988-5-17 6788 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon) Road and 3.3 miles southwest of Elizabeth Lake Road (County Road N2) in Leona Valley, at the junction on San Francisco Road at the . 1127 Comment
  UCR270941  Calyptridium monandrum R. G. Swinney 2011-6-14 15120 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA746561  Calystegia longipes Orlando Mistretta 1992-8-20 774 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1799 Comment
  SBBG58091  Calystegia macrostegia R. Hoffmann 1928-7-9 Los Angeles Elizabeth Lake Comment
  SBBG58095  Calystegia macrostegia R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  SBBG105391  Calystegia macrostegia subsp. amplissima R. M. Beauchamp 1976-5-22 4119 Los Angeles debris on N side of cyn below Lemon Tank Comment
  RSA0119751  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-15 16517 Los Angeles San Gabriel Mountains; Azusa Peak, 0.06 miles s. of Glendora Ridge Mtwy., 1.34 mi. due east of Hwy. 39, 0.15 miles e. of north Garcia Trailhead, in Colby Fire burn area of Jan. 2014. 625 Comment
  CSUSB1003  Calystegia macrostegia subsp. cyclostegia J. Operskalski 1976-4-24 Los Angeles La Canada, Dicken's Canyon, 1 mile north of Foothill Blvd. Comment
Read comments Jun 2 2015
  RSA659858  Calystegia macrostegia subsp. intermedia Orlando Mistretta 1992-8-17 752 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  RSA549168  Calystegia occidentalis subsp. fulcrata T. S. Ross 1992-7-16 6690 Los Angeles Near summit of Mt. Gleason, just E of the military reservation. 1901 Comment
  UCR237988  Calystegia peirsonii D. E. Bramlet, Jennifer Pareti 2008-5-6 4257 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon, 832 m SE of Bouquet Canyon Rd. & 579 m south of Hayfork Rd. 488 Comment
  RSA545314  Calystegia purpurata Tim Ross, Mathew Bell, A. R. Ross 1992-3-22 6050 Los Angeles W side of Yerba Buena Road ca 360m NNW of intersection with Mulholland Highway. 488 Comment
  RSA11036  Camissonia bistorta Carl B. Wolf 1928-3-29 1590 A Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA226940  Camissonia bistorta Robert F. Thorne, C. W. Tilforth 1971-6-17 39965 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA592890  Camissonia bistorta Louis C. Wheeler 1967-4-30 9234 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA624655  Camissonia californica Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  SEINET7047925  Camissonia campestris Steven R. Hill, Kate Kramer 2001-4-22 33375 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  RSA679953  Camissonia campestris subsp. campestris LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 879 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA0106727  Camissonia hirtella R. G. Swinney 2011-5-31 14927 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA182327  Camissonia micrantha J. Olmstead 1962-4-30 3409 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  RSA585373  Camissonia pallida subsp. pallida Tim S. Ross 1991-4-27 4658 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA725206  Camissonia pallida subsp. pallida Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -45 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
  RSA509589  Camissonia strigulosa Louis C. Wheeler 1967-5-23 9679 Los Angeles San Gabriel Mts., Angeles National Forest: ravine immediately SW of mouth of Bear Canyon of Soledad Canyon, dry sunny ridge about low bushes. 671 Comment
  UCR213237  Camissonia strigulosa Dan S. Cooper 2010-3-29 20100329- 15 Los Angeles South Coast, old 'Red Car' right-of-way (railroad bed) north of old town Torrance, near intersection of Sartori Ave. and Dominguez St. 23 Comment
  SD39508  Camissoniopsis bistorta Edith A. Purer 1931-2-28 Los Angeles Verdugo Hills, hillsides Comment
  SFV5536  Camissoniopsis hirtella M. L. Vincent 1965-5-27 657 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  SDSU3363  Camissoniopsis hirtella H. Wedberg 1958-5-10 287 Los Angeles On Latigo canyon Road 0.4 mi. from Mulholland Hwy and just north of Calamigos Star 'C' Ranch. Cleistogamous. Comment
  RSA0126607  Cannabis Mr. Turney 1973-11-5 77985 Los Angeles [No location data on label.] Comment
  UC855842  Cardamine californica I. W. Clokey, E. G. Anderson 1935-5-9 6649 Los Angeles San Dimas Canyon 1200 Comment
  JEPS53396  Cardamine californica var. integrifolia Frank W. Peirson 1918-5-21 265 a Los Angeles Arroyo Seco San Gabriel Mountains, Arroyo Seco 487 Comment
  UCR271838  Cardamine hirsuta R. G. Swinney 2011-3-15 14085 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn., east portion of park 244 Comment
  CATA1262  Carduus pycnocephalus Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2347 Los Angeles Santa Catalina Island: Near junction of Empire Landing Road and road to Two Harbors 207 Comment
  RSA802050  Carduus pycnocephalus Orlando Mistretta, Kristie Haydu 2011-7-20 5957 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  UCD150957  Carduus pycnocephalus subsp. pycnocephalus D. S. Park 2010-4-26 42 Los Angeles Ranch Santa Ana Botanic Garden 407 Comment
  UCR209425  Carex R. G. Swinney 2008-9-13 9454 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
Read comments Sep 12 2018
  RSA587452  Carex alma Orlando Mistretta 1995-4-11 1619 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  RSA607212  Carex alma L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground vicinity. 1220 Comment
  RSA616068  Carex alma Scott D. White, Brian Leatherman 1997-1-21 6060 Los Angeles NW San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). 579 Comment
  RSA800797  Carex alma Jane Tirrell 2012-8-20 LS 0150 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  CAS-BOT-BC21314  Carex fracta Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabrile Mountains. East Fork Alder Creek off Big Tujunga, at below Charlton Flat. Comment
  UCR101729  Carex globosa L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  UC115918  Carex hassei H. E. Hasse June 1897 Los Angeles San Antonio Canyon San Gabriel Mts. Comment
  CAS-BOT-BC118974  Carex pellita Louis C. Wheeler 1933-7-4 1892 Los Angeles San Dimas Canyon, San Gabriel Mts. 533 Comment
  POM11450  Carex praegracilis Phillip A. Munz, R. D. Harwood 1920-3-13 3295 Los Angeles San Jose Hills, 2.5 miles west of Pomona. 305 Comment
  RSA600540  Carex praegracilis Steve Boyd, Lauren Raz 1997-5-28 9862 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
  UC50811  Carex praegracilis J. Burtt Davy May 9 1896-May 24 1896 2618 Los Angeles Leonis Valley Antelope Valley Comment
  RSA724713  Carex senta K. Dobry 1991-3-15 425 -a Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  CAS-BOT-BC117418  Carex senta Peter H. Raven 1960-4-2 14855 Los Angeles Old Topanga Canyon 0.7 mi NW of Topanga Canyon. 243 Comment
  RSA776733  Carex spissa Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11682 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  SEINET11633224  Carex spissa H. E. Hasse 1888-1 Los Angeles Comment
  CAS-BOT-BC116605  Carex subfusca Victor Duran 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  CDA6925  Carthamus creticus E. M. Becker 1948-7-2 Los Angeles San Francisquito Canyon above Saugus. 11.8 miles north of Bouquet Canyon Road - TC Fuller. 0 Comment
  RSA0106833  Castilleja affinis R. G. Swinney 2011-6-15 15177 A Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy. 1585 Comment
  RSA425913  Castilleja affinis Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  RSA716667  Castilleja affinis Scott D. White, Pam De Vries 2006-5-10 11450 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR126998  Castilleja affinis A. C. Sanders 2003-6-19 26969 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  LA82059  Castilleja affinis O. H. Kappler; 1944-4-30 599 Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Comment
  LA94902  Castilleja affinis subsp. affinis K. Larson; J. Neel 1950-4-2 29 Los Angeles 365 Comment
  UCR146697  Castilleja applegatei Scott D. White 2004-8-11 10714 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  POM250372  Castilleja applegatei subsp. martinii I. W. Clokey, E. G. Anderson 1935-5-9 6899 Los Angeles San Dimas Canyon. Comment
  RSA152492  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles Northern edge of Oak Flat Public Camp, Angeles National Forest 854 Comment
  UCD122419  Castilleja exserta Michael Alvord; Curtis Schway 1993-3-28 13 Los Angeles Santa Monica Mtns., Malibu State Park, S.E. corner of Mulholland Dr. and Cornell Rd., Yearling Trail. 1 mile N.E. side of trail, lower fork. 245 Comment
  RSA400553  Castilleja foliolosa E. Crow 1929-2-17 158 Los Angeles Foothills NE of Glendora. Comment
  RSA400570  Castilleja foliolosa T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA649814  Castilleja foliolosa Fred Brooks 1988-4-23 28 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UC1409129  Castilleja foliolosa Robert F. Thorne 1970-3-5 39351 Los Angeles ne slope Blackjack Mt. (at upper end of Swain's Canyon); Santa Catalina Island, Swain's Canyon 396 Comment
  UC885209  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4722 Los Angeles San Francisquito Canyon 900 Comment
  RSA587156  Castilleja foliolosa Orlando Mistretta 1995-4-28 1652 J Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  SFV3334  Castilleja foliolosa C. Gasser 1956-3-3 Los Angeles San Gabriel Mountains 6 miles from Foothill Blvd. on Little Tujunga Canyon Road on mountainside. 762 Comment
  JEPS89143  Castilleja gleasoni Hiller and Derby 1982-6-4 Los Angeles Bee Tree N. Trail, Chilao Flats; Chilao Flats Comment
  NY68087  Castilleja gyroloba F. W. Pennell 1940-4-18 25140 Los Angeles Route 99, near Oak Flat Camp. 853.4 Comment
  POM4465  Castilleja linariifolia L. R. Abrams, E. A. McGregor 1908-7-1 524 Los Angeles Rock Creek. Desert slopes of San Gabriel Mountains. 1220 Comment
  SBBG126954  Castilleja linariifolia A. Parikh, N. Gale 2011-6-7 3422 Los Angeles 3.9 km W of St Hwy 14, 1.8 km SW of California Aqueduct; E Liebre Mtns 1040 Comment
  UCD168212  Castilleja linariifolia J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CSUSB909  Castilleja miniata R. D. Keys 1973-5-6 Los Angeles Angeles National Forest 1/4 mile below Falling Springs Resort, San Gabriel Canyon Road, Angeles National Forest; on rock face 10 feet above road. 1219 Comment
  UC1039780  Castilleja plagiotoma H. L. Mason 1926-4-26 2972 Los Angeles 4 mi s Vincent (Mint Canyon Road, Soledad Pass); Soledad Pass Comment
  UC1563048  Castilleja plagiotoma Steve Boyd and Orlando Mistretta 1986-3-31 1530 Los Angeles 4 mi e Highway 138 junction with Highway 18 ne of Pinyon Hills; Mojave Desert Comment
  RSA448608  Castilleja subinclusa subsp. subinclusa T. H. Holmes 1932-4-3 s.n. Los Angeles Mint Canyon. Comment
  SBBG127011  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-8 3426 Los Angeles Portal Ridge, 1.5 km W of Godde Hill Rd, 1.1 km S of California Aqueduct 1100 Comment
  RSA746574  Caulanthus amplexicaulis R. G. Swinney 2008-5-13 8851 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  UC10381  Caulanthus amplexicaulis J. Burtt Davy May 9 1896-May 24 1896 2563 Los Angeles Manzana Antelope Valley, Manzana Comment
  RSA66841  Caulanthus heterophyllus var. heterophyllus F. W. Peirson 1918-6-6 63 Los Angeles East of Rubio Canyon Comment
  RSA618771  Caulanthus inflatus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Edge of Antelope Valley. 40th Street East, between the California Water Project Canal and Barrel Springs Road. Comment
  UCR222987  Caulanthus lasiophyllus R. G. Swinney 2009-5-5 10643 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA187788  Ceanothus arboreus Robert F. Thorne 1966-4-29 36321 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 412 Comment
  SBBG13070  Ceanothus arboreus E. R. Blakley 1961-9-24 4769 Los Angeles E fork of Cherry Valley 152 Comment
  RSA77153  Ceanothus cordulatus F. W. Peirson 1921-6-17 2576 Los Angeles At west base of Mt. Williamson, on divide between Bear and Little Rock Creeks. 1982 Comment
  RSA674636  Ceanothus crassifolius Scott D. White, Kent Hughes 2000-5-16 7863 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCSB7072  Ceanothus crassifolius Lloyd, Robert 1959-3-4 Los Angeles 1/2 mile south of dam in San Dimas Canyon. Stream bed on west side of San Dimas Canyon Road. 365 Comment
  RSA399018  Ceanothus cuneatus F. R. Fosberg 1931-3-1 s 4228 Los Angeles Topanga Canyon, Wildwood, Santa Monica Mountains. 220 Comment
  UC144557  Ceanothus cuneatus var. cuneatus C. F. Baker 1902-2-17 4014 Los Angeles Claremont Comment
  RSA719472  Ceanothus impressus R. E. Riefner Jr. 06 -238 Los Angeles E. of Sunland, Verdugo Mountains, N side of 210 Freeway, W ca. 0.6 mi from the intersection of La Tuna Canyon Rd. with the 210-Freeway. 475 Comment
  RSA399901  Ceanothus integerrimus Albert J. Perkins 1918-1-19 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA399905  Ceanothus integerrimus Unspecified 1904-5-17 2555 Los Angeles Mt. Wilson. 1829 Comment
  CAS-BOT-BC50565  Ceanothus leucodermis Geo. B. Grant 1901-5-23 s.n. Los Angeles Alpine Tavern, Mt. Lowe Comment
  LA44857  Ceanothus leucodermis Carl Epling; 1943-4-12 sn Los Angeles Little Rock Creek Camp, near Palmdale Comment
  RSA399009  Ceanothus leucodermis Julian P. Donahue 1971-5-23 283 Los Angeles Cloudburst Canyon Comment
  RSA550441  Ceanothus leucodermis Tim S. Ross 1992-7-10 6640 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch. 973 Comment
  RSA779991  Ceanothus leucodermis R. G. Swinney 2009-6-24 11228 Los Angeles summit of Granite Mountain 1988 Comment
  UCSB3914  Ceanothus leucodermis Kamb, Peter 1947-5-25 Los Angeles Millard Canyon near Sunset Ridge guard station, San Gabriel Mts 670 Comment
  RSA399706  Ceanothus megacarpus Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  SEINET13945998 Image available Ceanothus megacarpus Peter H. Raven 1959-1 13908 Los Angeles Gullies in chaparral and on open slopes; Las Flores Canyon 3.8 miles N of Coast Highway, elev 1800 ft. 34 deg. N, 118-119 deg. W 549 Comment
  SD69735  Ceanothus megacarpus var. megacarpus Robert F. Thorne 1966-4-29 36311 Los Angeles Santa Catalina Island: in chaparral on eroded, clayey, dry hillside below road to White's Landing above turn-off to Echo Lake. 410 Comment
  HSC34726  Ceanothus oliganthus R. E. Cooksey Apr 1974 175 Los Angeles Little Dalton Canyon, above Glendora 457 Comment
  SEINET235619  Ceanothus oliganthus var. oliganthus Scott D. White 1997-5-8 5089 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom ajd adjacent slopes below San Gabriel Reservoir. 400 Comment
  UC18336  Ceanothus oliganthus var. oliganthus State Survey 1861-2-19 214 Los Angeles Santa Susana Sierra Comment
Read comments May 28 2015
  RSA601849  Ceanothus pauciflorus Steve Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10002 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon watershed, along Sawmill Mountain Road (7N23), ca. 0.7 miles from junction with Maxwell Truck Trail and Burnt Peak road. 1500 Comment
  OBI10339  Ceanothus spinosus Louis C. Wheeler 1932-3-5 456 Los Angeles Mandeville Cyn, Santa Monica Mts 122 Comment
  PASA2515  Ceanothus spinosus Frank W. Peirson 1921-2-26 Los Angeles Topanga Canyon, Santa Monica Mts. 457 Comment
  SBBG71415  Ceanothus vestitus R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  LA202288  Centaurea cyanus Arthur C. Gibson; 2005-6-25 5035 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy. opposite Seminole Drive. Comment
  UC934032  Centaurea melitensis H. L. Cogswell 1951-5-18 102 Los Angeles 0.6 mi n of San Dimas Park; San Gabriel Mountains 457 Comment
  RSA601057  Centaurea repens Steve Boyd, Lauren Raz 1997-6-18 9994 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 1.5 road miles west of intersection with 90th St. West. 988 Comment
  NY532370  Centaurea repens S. D. Boyd 1996-6-25 8866 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 1.3 miles north of the junction with Templin Highway, just north of small development on private land. 853.4 Comment
  RSA3520  Centaurium venustum Carl B. Wolf 1932-5-9 6796 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  CATA263  Centranthus ruber Mark L. Hoefs 1973-5-14 270 Los Angeles Santa Catalina Island: Pebbly Beach Road, by boat dock 6 Comment
  UCR238652  Centromadia parryi subsp. australis Anuja Parikh, Nathan Gale 2010-8-4 3383 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows, shooting range 0.4 km south of Hwy 60 (Pomona Fwy), 0.5 km west of Hwy 19 (Rosemead Blvd.), under powerlines 64 Comment
  CAS-BOT-BC179821  Centrostegia thurberi Frank W. Peirson 1919-5-10 28 Los Angeles Arraster Creek, San Gabirel Mts. 914 Comment
  UCR220374  Cerastium glomeratum R. G. Swinney 2009-4-16 10360 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR271753  Cerastium glomeratum R. G. Swinney 2011-3-26 14223 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA0014965  Cercocarpus betuloides Steve D. Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11693 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. Comment
  CHSC95825  Cercocarpus betuloides var. betuloides Joseph Marlowe Keefe 2001-1-19 30948 Los Angeles South by southwest face of The Eagle Rock, Eagle Rock District, Los Angeles, CA 90041 304 Comment
  CAS-BOT-BC137235  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36874 Los Angeles Santa Catalina Island: in Wild Boar Gully 121 Comment
  CAS-BOT-BC137242  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-3 5367 Los Angeles Between Wrigley Reservoir and the SE fork of Gallagher Canyon, Santa Catalina Island 381 Comment
  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
  HSC18565  Cercocarpus montanus var. glaber C. S. Apperson 1966-4-16 Los Angeles Texas Canyon Ranger Station, Angeles National Forest Comment
  CATA1777  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6917 Los Angeles Santa Catalina Island: Wild Boar Gully 110 Comment
  SD112026  Cercocarpus traskiae Betsy Carpenter, Linda Allen 1975-3-23 Los Angeles Santa Catalina Island; Collected from the Botanical Garden by Mark Hoefs. Comment
  RSA0080768  Cestrum nocturnum R. G. Swinney 2010-6-11 13247 Los Angeles Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mile north of Foothill Blvd. 184 Comment
  POM351643  Chaenactis artemisiifolia Fay A. MacFadden 1931-5-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA003818  Chaenactis artemisiifolia Fay A. MacFadden 1930-4-30 1540 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  POM66521  Chaenactis artemisiifolia Marcus E. Jones 1887-04 s.n. Los Angeles Los Angeles. Comment
Read comments Oct 26 2009
  SD234290  Chaenactis glabriuscula R. G. Swinney 2000-5-20 7695 Los Angeles San Gabriel Mtns.: NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39. 755 Comment
  UCD168219  Chaenactis glabriuscula J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR89951  Chaenactis glabriuscula Scott D. White, C. McGaugh 1995-6-6 3219 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  UCSB33699  Chaenactis glabriuscula Griesel, Wesley 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts. 914 Comment
  RSA18349  Chaenactis glabriuscula C. B. Wolf 1926-5-1 s.n. Los Angeles 1 mile east of San Fernando Comment
  JEPS30575  Chaenactis glabriuscula var. glabriuscula Donald M. Kyhos 1957-4-30 57 -130 Los Angeles Gorman Comment
  JEPS34157  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1920-5-3 8925 Los Angeles near Newhall Comment
  RSA29678  Chaenactis glabriuscula var. glabriuscula L. C. Wheeler 1933-7-4 1901 Los Angeles San Gabriel Mountains: San Dimas Canyon 640 Comment
  RSA597047  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3831 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  RSA547426  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross 1992-5-17 6352 Los Angeles 555 m SSE of the mouth of Shoemaker Canyon 646 Comment
  UCD130388  Chaenactis glabriuscula var. glabriuscula L. B. Ware 1971-4-24 s.n. Los Angeles West of Saint Bernard High School, Playa del Rey. Comment
  UCR209620  Chaenactis santolinoides R. G. Swinney 2008-7-3 9149 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA587510  Chaenactis stevioides Orlando Mistretta 1995-3-24 1561 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  RSA763145  Chaenactis stevioides Justin M. Wood 2010-5-10 1630 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  JEPS30564  Chaenactis xantiana Donald M. Kyhos 1957-4-30 57 -121 Los Angeles at the summit of Goode Pass Comment
  UCR260082  Chaenactis xantiana Mitch Provance, Callen Huff 2009-4-28 10709 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA562261  Chaenactis xantiana D. Charlton 1989-6-10 3207 Los Angeles Tejon Post Road, 1 mile S of town of Gorman Alkali Spring at the Electric Substation. 1220 Comment
  UC17809  Chamaesyce albomarginata W. H. Brewer 1860-12-1 35 Los Angeles hill close by Los Angeles Comment
  RSA613519  Chamaesyce albomarginata L. C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Wilmington Avenue and Victoria Street. 48 Comment
  RSA188150  Chamaesyce serpillifolia Percy C. Everett 1965-6-23 34964 Los Angeles Santa Catalina Island, No. 2 Reservior, upper part of Middle Ranch canyon. 305 Comment
  RSA729539  Cheilanthes covillei R. G. Swinney 1998-6-16 6981 Los Angeles Ridge c. 150m SE of summit of Lookout (Antonio) Mtn. 2012 Comment
  RSA733674  Cheilanthes covillei R. G. Swinney 1998-8-5 6649 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  SEINET804421  Cheilanthes covillei L. L. Kiefer 1967-1 2821 Los Angeles San Gabriel Mountains., No of Sunland, Zion Mountain, Yerba Buena Trail, ca 0.5 mile down from Zion Mountain. Saddle. 1432 Comment
  RSA5208  Chenopodium ambrosioides C. B. Wolf 1932-9-13 4063 Los Angeles Bryant Ranch. 250 ft. south of north boundary in SE 1/4 section 27., (about 460 ft. east and 250 ft. south of NW corner of SE 1/4 section 27. T4S, R12W). 5 Comment
  RSA762880  Chenopodium berlandieri R. G. Swinney 2008-10-10 9563 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SEINET12723482 Image available Chenopodium berlandieri R. G. Swinney 2011-1 15680 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  UC851038  Chenopodium californicum I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-5-13 4754 Los Angeles Bouquet Canyon 800 Comment
  UCR3772  Chenopodium californicum O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  SBBG37248  Chenopodium murale E. R. Blakley 1961-9-23 4732 Los Angeles Ballast Pt, Catalina Harbor Comment
  UCR265526  Chenopodium murale Dan S. Cooper 2015-3-22 315- 23 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  POM18747  Chenopodium murale F. W. Peirson 1923-4-9 3481 Los Angeles San Clemente Island: Lemon Tank. Comment
  RSA646279  Chenopodium pratericola Orlando Mistretta 1992-7-14 721 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA596176  Chenopodium rubrum L. C. Wheeler 1946-8-28 6295 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  SFV21036  Chenopodium strictum var. glaucophyllum L. Gross 2001-11-10 455 Los Angeles Verdugo Mountains North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). 457 Comment
  CDA1891  Chloris virgata T. C. Fuller 1958-8-6 5120 Los Angeles West of 90th Street East, 1/4 mile south of Avenue I, 9 miles east of Lancaster. 0 Comment
  UCR54030  Chloris virgata S. J. Myers 1988-10-13 s.n. Los Angeles Mojave Desert, East Lancaster, at and near Little Rock Wash, between 40th St. E and 70th St. E and between Ave. L and Ave. J 734 Comment
  RSA188173  Chlorogalum pomeridianum Robert F. Thorne 1966-4-5 35808 Los Angeles Santa Catalina Island: W slope of Black Jack Mountain 518 Comment
  RSA0068090  Chondrilla juncea John L. Thompson 2015-6-25 Hogbite 06 .2518 Los Angeles Near Descanso Motorway, Glendale. Comment
  UCR280534  Chorizanthe perfoliata R. G. Swinney 2014-4-10 16028 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
  RSA491782  Chorizanthe spinosa J. L. Reveal 1988-5-17 6794 Los Angeles Antelope Valley, along 60th Avenue 0.2 mile north of J. Street, on west side of the highway west of the Mira Loma Rehabilitation Center (or Detention Facilty), about 6 air miles west of Lancaster 716 Comment
  RSA247431  Chorizanthe staticoides Jack Delaini 1974-5-9 182 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 716 Comment
  RSA4557  Chorizanthe staticoides B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  RSA512151  Chorizanthe staticoides S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. 884 Comment
  RSA562681  Chorizanthe staticoides D. Charlton 1990-4-15 4194 Los Angeles Kentucky Springs, Sierra Hwy, northern edge of the Angeles National Forest Comment
  RSA783170  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 392 Los Angeles Roadside along N2, Ridge Road 1223 Comment
  UC1136056  Chorizanthe staticoides A. D. Gifford 1935-5-8 682 Los Angeles Junction of Castaic and Elizabeth Lake Canyon; Tejon Quad. Comment
  RSA0105218  Chorizanthe watsonii R. G. Swinney 2011-6-7 15042 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
  RSA591070  Chorizanthe xanti J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10929 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  SBBG62356  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  RSA476631  Chrysolepis sempervirens F. R. Fosberg 1931-8-12 S 5457 Los Angeles Summit Mount Islip, San Gabriel. 2500 Comment
  RSA757088  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney 2008-10-8 9517 Los Angeles Ball Flat, north of Jackson Lake. 1878 Comment
  RSA0036273  Chrysothamnus nauseosus subsp. mohavensis Carl B. Wolf 1931-10-23 2491 Los Angeles San Gabriel Mts., Swartout Valley, 1 mile east of Wrightwood Lodge. 1828 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
  CAS-BOT-BC284433  Cirsium brevistylum Geo. B. Grant 1902-4-9 s.n. Los Angeles Pasadena Comment
  RSA651102  Cirsium occidentale Dolores Perez 1981-5-3 41 Los Angeles Ca Hwy 39, Crystal Lake Rec. Area. Comment
  UCR223662  Cirsium occidentale R. G. Swinney 2009-6-12 11127 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  POM352154  Cirsium occidentale var. californicum Geo. L. Moxley 1915-7-4 353 Los Angeles Arroyo Seco Canyon. Comment
  POM352176  Cirsium occidentale var. californicum M. B. Dunkle 1931-4-22 2469 Los Angeles Avalon Canyon, Santa Catalina Island. 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
  UCSB7240  Cirsium occidentale var. californicum Wedberg, H. 1958-7-15 Los Angeles On Mulholland Hwy. between Topanga Can. and Beverly Glen, Santa Monica Mtns. Comment
  UC625079  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S 4876 Los Angeles 2 mi above ranch Middle Ranch Canyon; Santa Catalina Island 220 Comment
  RSA608381  Cirsium vulgare L. C. Wheeler 1933-7-12 1932 Los Angeles Mouth of San Antonio Canyon, San Gabriel Mts. 731 Comment
  CAS-BOT-BC438753  Cistanthe monandra Le Roy Abrams 1899-3-1 261 Los Angeles Ballona Harbor Comment
  RSA654865  Cistus creticus A. C. Sanders, D. Malueg 1998-6-22 22030 Los Angeles San Gabriel Mtns.: La Canada, SCE Gould Substation off Hwy 2, Gould Canyon. 595 Comment
  HSC49066  Clarkia bottae Patricia Shesgreen 1978-6-17 105 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  RSA453455  Clarkia bottae Anstruther Davidson 1908-05 s.n. Los Angeles Sierra Madre. Comment
  UC930785  Clarkia bottae Louis C. Wheeler 1932-6-18 832 Los Angeles San Dimas Canyon San Gabriel Mts. 426 Comment
  RSA714797  Clarkia cylindrica A. C. Sanders, Mark A. Elvin 2003-6-18 26941 Los Angeles Along crest road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch. 854 Comment
  UCR108691  Clarkia deflexa R. S. Woglum 1930-5-10 s.n. Los Angeles San Fernando Valley, North Hollywood Comment
  RSA652346  Clarkia dudleyana Gene Cooper 1961-5-1 s.n. Los Angeles Big Dalton Canyon Comment
  RSA0060019  Clarkia dudleyana Robin S. Collins 1973-5-28 318 Los Angeles Angeles National Forest, San Gabriel Mts: Trail Cyn. 701 Comment
  CAS-BOT-BC172009  Clarkia epilobioides L. R. Abrams 1899-3-31 303 Los Angeles Sepulveda Canyon, S. Monica Mts. Comment
  RSA681347  Clarkia epilobioides LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 950 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  SBBG60330  Clarkia purpurea subsp. purpurea R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  RSA601129  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9817 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 Comment
  SD253503  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2011-6-23 15286 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek, 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  CAS-BOT-BC165502  Clarkia unguiculata F. A. Thackery 1928-5-13 249 Los Angeles Topanga Canyon Comment
  RSA448587B  Clarkia unguiculata Blanche Sell 1923-6-12 s.n. Los Angeles Topanga [Park?] Comment
  RSA73362  Clarkia unguiculata Joseph A. Ewan 1930-5-30 2234 Los Angeles Cahuenga Peak, Santa Monica Mountains. Comment
  UC61541  Clarkia unguiculata Ernest Braunton June 1903 896 Los Angeles Glendale to Burbank Comment
  UCR206275  Clarkia xantiana R. G. Swinney 2008-6-9 9014 Los Angeles San Gabriel Mtns., west fork of Punchbowl Canyon, 1 mi. S of Devils Punchbowl Co. Park headquarters, S of park boundary 1601 Comment
  RSA779206  Claytonia parviflora R. G. Swinney 2009-6-8 11075 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR190447  Claytonia parviflora R. G. Swinney 2000-5-6 7668 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  UCR223516  Claytonia parviflora R. G. Swinney 2009-6-8 11075 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  SBBG98601  Claytonia parviflora subsp. parviflora T. Ross, S. Boyd, L. Arnseth 1991-4-29 4848 Los Angeles N and NE slopes just below summit, Parker Mtn 1158 Comment
  UCR183844  Claytonia perfoliata A. C. Sanders 2007-4-19 33415 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  CATA1449  Claytonia perfoliata subsp. mexicana Mark L. Hoefs, Robert F. Thorne 1996-4-6 2631 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  SD38109  Claytonia perfoliata subsp. mexicana H. M. Ritter 1931-3-1 1012 Los Angeles Near Pasadena, low field Comment
  UC57603  Claytonia perfoliata subsp. mexicana J. H. Barber 1897-3-19 72 Los Angeles Santa Monica Forestry Comment
  UCR273549  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-6-22 15241 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA65739  Claytonia perfoliata subsp. mexicana F. W. Peirson 1919-1-5 35 Los Angeles Monrovia Canyon, San Gabriel Mountains 579 Comment
  RSA702913  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains: Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  UC853903  Clematis lasiantha E. Lloyd 1933-4-8 Los Angeles Santa Monica Mts., Temescal Canyon Comment
  RSA0105075  Clematis ligusticifolia R. G. Swinney 2011-10-18 15815 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  UCSB1959  Clematis ligusticifolia Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon 701 Comment
  RSA165156  Cleome isomeris Mark Parratt 1963-4-27 528 Los Angeles Isthmus area Catalina Island, Pacific area. 15 Comment
  RSA440831  Cleome isomeris F. R. Fosberg 1931-12-10 7148 Los Angeles Avalon, Public Utilities Canyon. Santa Catalina Island. 50 Comment
  RSA440835  Cleome isomeris M. B. Dunkle 1928-3-17 1759 Los Angeles Santa Catalina Island, Emerald Bay. Dry headland between Coves. Comment
  UC11110  Cleomella obtusifolia J. Burtt Davy May 9 1896-May 24 1896 2274 Los Angeles Lancaster Antelope Valley Comment
  CAS-BOT-BC423121  Cleomella obtusifolia Cecil Hart 1925-9-5 s.n. Los Angeles Lancaster Comment
  RSA729571  Collinsia callosa R. G. Swinney 1998-6-12 6187 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.2 mi. due east of reservoir of mouth of Mescal Canyon. 1448 Comment
  UCR99502  Collinsia childii Steve Boyd, Lauren Raz 1997-5-20 9790 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  RSA0022649  Collinsia heterophylla Justin M. Wood 2012-3-20 4646 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  SFV21150  Collinsia heterophylla J. M. Keefe 2001-1-19 30931 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 m west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive). 293 Comment
  UCR190265  Collinsia heterophylla R. G. Swinney 2000-5-21 7776 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
  UCR88702  Collinsia heterophylla Scott D. White, Chet McGaugh 1995-5-9 2982 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
  POM199770  Collinsia heterophylla I. W. Clokey, Bonnie C. Templeton 1929-05 4461 Los Angeles Mandeville Canyon. 550 Comment
  CAS-BOT-BC240944  Collinsia parryi Le Roy Abrams 1901-4-7 1404 Los Angeles Verdugo Hills Comment
  UCR271483  Collinsia parviflora R. G. Swinney 2011-5-3 14570 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA412236  Collinsia torreyi Anstruther Davidson 2931 Los Angeles Catalina [Island] Comment
  RSA725616  Comarostaphylis diversifolia subsp. planifolia Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 409 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  RSA650266  Conium maculatum Jim Graham 1953-5-20 s.n. Los Angeles Stream W. of Imperial Hwy. and S. of Lemon Dr., Whittier. 68 Comment
  NY643142  Convolvulus arvensis L. T. Chamberlain s.n. Los Angeles Comment
  UC557740  Convolvulus simulans Nell Murbarger April, 1936 125 Los Angeles San Clemente Island; s end Comment
  UCR213299  Convolvulus simulans A. C. Sanders 2010-5-7 38336 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 30 Comment
  RSA608718  Conyza bonariensis var. bonariensis F. R. Fosberg 1931-4-5 s.n. Los Angeles San Dimas: Puddingstone. Comment
  CAS-BOT-BC286126  Conyza canadensis Peter H. Raven 1957-9-21 11323 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  UCR150834  Conyza canadensis R. G. Swinney, Dave Larson 1999-5-15 7154 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  POM355864  Conyza coulteri Anstruther Davidson 1901-09 s.n. Los Angeles Buena Park Comment
  CAS-BOT-BC287758  Coreopsis bigelovii Carl B. Wolf 1928-3-29 1577 Los Angeles 1 mile W of junction of Pine Canyon Rd and road to Sandbergs 1097 Comment
  UCD143005  Coreopsis bigelovii S. C. Tucker 1964-1-29 s.n. Los Angeles near Gorman, junction of State Highway 138 and U.S. Highway 99 (new 'ridge road'). Comment
  RSA614643  Coreopsis bigelovii B. Pitzer 1996-4-20 2690 Los Angeles Western Mojave Desert Antelope Valley, north side of Hwy 138 (Ave. D), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14). 915 Comment
  CAS-BOT-BC287945  Coreopsis calliopsidea Carl B. Wolf 1937-4-28 8522 Los Angeles Western Mojave Desert. Antelope Valley, 3.6 miles S of Palmdale 853 Comment
  LA88344  Coreopsis gigantea O. H. Kappler; 1943-2-20 359 B Los Angeles 9 Comment
  UCR97795  Coreopsis gigantea Scott D. White 1997-3-12 4752 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CAS-BOT-BC105723  Corethrogyne filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremonts Pass Comment
  RSA316995  Corethrogyne filaginifolia Thomas S. Elias, Walter Wisura 1984-7-27 8515 Los Angeles North of Malibu; Point Dume. Comment
  RSA774609  Corethrogyne filaginifolia R. G. Swinney 2009-7-29 11409 Los Angeles Pacifico Mountain summit 2134 Comment
  SFV12659  Corethrogyne filaginifolia M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-27 900 Los Angeles Malibu, near Malibu Creek just above Pacific Coast Highway bridge. 3 Comment
  POM173351  Corethrogyne filaginifolia var. filaginifolia R. L. Armacost 1928-9-30 s.n. Los Angeles Sawtelle. Comment
  RSA610210  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Henninger Flats. 793 Comment
  CATA3487  Cortaderia selloana Nathalie Cartan, Benjamin Dion 2017-11-17 008 Los Angeles Santa Catalina Island: Channel side; about 150m east of Airport Road, upslope (south) of a drainage in the Echo Lake watershed 287 Comment
  UCD40874  Cotula australis Larry M. MitIch 1983-12-30 s.n. Los Angeles Pasadena. Comment
  RSA177879  Cotula australis R. F. Thorne, Percy C. Everett 1965-5-11 34664 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  RSA651109  Cotula australis A. E. Hersh 1950-7-6 s.n. Los Angeles Garden 4111 Wade St., Venice. 30 Comment
  CAS-BOT-BC427581  Crassula aquatica Robert F. Thorne; D. Propst 1968-5-29 37696 Los Angeles Santa Catalina Island: margin of S end of Hay Press Reservoir 403 Comment
  RSA678212  Crassula connata Valerie L. Soza, LeRoy Gross 2001-4-18 1138 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 716 Comment
  SBBG119352  Crassula connata V. Soza with L. Gross 2001-4-18 1138 Los Angeles between Little Santa Anita and Santa Anita Cyns 716 Comment
  SBBG128025  Crassula connata M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2812 Los Angeles hillside of upper Cape Cyn 451 Comment
  UCR231154  Crassula connata R. F. Thorne, James Henrickson 1963-5-5 32307 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  UCD101827  Crassula tillaea Robert F. Thorne 1979-4-25 52776 Los Angeles south end of desert garden growing on hard packed ground in Rancho Santa Ana Garden. Comment
  CATA2930  Crocanthemum greenei Amy Catalano 2015-6-15 006 Los Angeles Santa Catalina Island: Ridge between Grand and Silver Canyon about 75 yards down slope from ridge towards Grand Canyon; between two oak groves 353 Comment
  CAS-BOT-BC175835  Crossosoma californicum John I. Carlson 1918-5-10 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  CAS-BOT-BC175842  Crossosoma californicum Geo. B. Grant s.n. Los Angeles Isthmus, Santa Catalina Isl. Comment
  POM155656  Crossosoma californicum M. B. Dunkle 1928-5-13 1942 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop Comment
  LA50639  Croton californicus L. Larson; 1928-4-21 85 Los Angeles Comment
  RSA647962  Croton californicus Michelle Manolovitz, Brian Manolovitz 1992-5-19 28 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.25 miles northeast of park office. Comment
  UCR205977  Croton californicus A. C. Sanders, T. B. Salvato 2009-5-29 37048 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UCR192039  Cryptantha A. C. Sanders 2008-4-11 34858 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  UCR223282  Cryptantha R. G. Swinney 2009-7-29 11437 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
Read comments Feb 19 2020
  UCR256174  Cryptantha R. G. Swinney 2010-6-4 13062 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
Read comments Dec 7 2018
  OBI28054  Cryptantha David J. Keil, Dirk Walters 1977-4-30 12291 Los Angeles On S side of Calif rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail Reservoir Comment
  UC1537679  Cryptantha barbigera Gordon H. True Jr. 1935-5-17 303 Los Angeles s of Littlerock 944 Comment
  UCR270213  Cryptantha circumscissa R. G. Swinney 2011-4-1 14297 A Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SBBG126914  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-2 3406 Los Angeles 0.1 km S of Avenue M, 0.3 km E of 80th St W; Antelope Valley 773 Comment
  UC1947585  Cryptantha echinella I. M. Johnston 1918-7-6 2071 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2133 Comment
  RSA0073288  Cryptantha echinella Bonnie C. Templeton 1932-5-31 4862 Los Angeles Big Pines Camp, San Gabriel Mts. Comment
  POM49197  Cryptantha flaccida L. R. Abrams 1901-4-4 1329 Los Angeles Chatsworth Park. Comment
  LA94296  Cryptantha intermedia Carl Epling; 1961-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA747553  Cryptantha intermedia R. G. Swinney 2008-4-11 8667 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  IRVC26373  Cryptantha microstachys Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley 305 Comment
  RSA607208  Cryptantha microstachys L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, just above the upper falls, below the campground, E of windy gap. 1006 Comment
  SEINET13203284 Image available Cryptantha microstachys R. G. Swinney 2011-1 14482 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR259911  Cryptantha microstachys R. G. Swinney 2010-3-18 11994 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  LA31584  Cryptantha muricata Henry J. Thompson; 1959-4-12 1928 Los Angeles 304 Comment
  UC440481  Cryptantha muricata Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon Santa Monica Mountains Comment
  UC551843  Cryptantha muricata F. R. Fosberg 1932-3-28 10622 Los Angeles hills between Del Rey and El Segundo 25 Comment
  UCR51860  Cryptantha muricata Steve Boyd, T. S. Elias 1987-4-14 2041 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  SEINET6048798  Cryptantha muricata Unknown 1946-5-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0079200  Cryptantha muricata var. denticulata Henry J. Ramsey 1937-6-27 917 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA0013554  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2011-6-11 5684 -a Los Angeles Aliso Cyn. Forest Road 4N24, 1.9 air miles SW of Vincent, 1.5 air miles N of Aliso Cyn Road. 1121 Comment
  UCR220044  Cryptantha nevadensis var. rigida R. G. Swinney 2009-4-24 10454 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA353865  Cryptantha oxygona R. F. Thorne 1973-5-11 43513 b Los Angeles San Gabriel Mts.: Dry ridge N of Shoemaker Canyon between Mile High and Valyermo 1341 Comment
  UC1929547  Cryptantha oxygona Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1677 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
  UCR193990  Cryptantha pterocarya var. pterocarya R. G. Swinney 1999-5-22 7190 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA729003  Cryptantha similis Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1969 Los Angeles Fort Tejon Road. Comment
  UCR190886  Cryptantha similis R. G. Swinney 2001-4-18 7910 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  RSA597268  Cupressus arizonica subsp. nevadensis T. S. Ross, Steve Boyd 1990-6-18 3527 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
Read comments Jul 25 2018
  SEINET11738066  Cupressus macrocarpa Unknown 1942-1 s.n. Los Angeles near Los Angeles Comment
  UCR125631  Cuscuta californica A. C. Sanders 2003-5-26 26858 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  CDA28651  Cuscuta campestris Mark A. Elvin 2007-11-22 5857 Los Angeles Southern Coastal; Downey; near intersection of Rives Avenue and 6th Street. Elevation: 37 meters/120 feet. 0 Comment
  RSA233037  Cuscuta ceanothi Christopher Davidson 1966-3-15 683 Los Angeles Griffith Park. 76 Comment
  CDA39967  Cuscuta indecora var. neuropetala T. C. Fuller 1958-8-5 3970 Los Angeles North side of Avenue K, east of 30th Street, Lancaster. 0 Comment
  UCR220365  Cyclospermum leptophyllum R. G. Swinney 2009-4-16 10346 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, confluence of Van Tassel and San Gabriel canyons, 1.3 miles north of Foothill Blvd., on both side of El Encanto Parkway 183 Comment
  CATA1512  Cynodon dactylon Mark L. Hoefs, Steven A. Junak 1996-7-9 2725 Los Angeles Santa Catalina Island: Just below Middle Ranch Reservoir overflow, Middle Canyon 170 Comment
  RSA640820  Cynodon dactylon L. C. Wheeler 1931-4-19 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
Read comments Nov 23 2015
  UC1131377  Cynodon dactylon Jerome S. Horton 1937-9-21 495 Los Angeles near dam Dalton Canyon (<Dam Keeper's old house>); Pomona Quad., Dalton Canyon near Dam Comment
  UCR205562  Cynodon dactylon R. G. Swinney 2008-5-30 8886 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  LA11266  Cynodon dactylon W. S. L.; 1903-6-21 306 Los Angeles Comment
  RSA802343  Cyperus eragrostis Orlando Mistretta, Cher Batchelor 2011-7-26 5978 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  SD140247  Cyperus eragrostis Scott White 1992-10-8 920 Los Angeles Malibu, base of Santa Monica Mountains, just north of Pacific Coast Highway, extending as far east as Malibu Creek; bounded on the south by Civic Center Road; termintes on the west in vicinity of Malibu School; growing at the creek. 91 Comment
  UCR259359  Cyperus eragrostis R. G. Swinney 2010-4-20 12291 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA782806  Cyperus odoratus A. C. Sanders, Dan S. Cooper 2010-8-5 38539 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UC838477  Cyperus rotundus Louis C. Wheeler 1932-7-16 959 Los Angeles 3 mi. n. Pomona (Garey Ave.) Comment
  RSA699874  Cytisus multiflorus LeRoy Gross 2004-3-30 1212 Los Angeles North side of mountains: Off the south side of the 210 freeway between La Tuna Canyon Road & Lowell Ave. in the city of Tujunga. 549 Comment
  CATA1480  Dactylis glomerata Mark L. Hoefs, Steven A. Junak 1996-4-30 2681 Los Angeles Santa Catalina Island: By road past Parson's Junction, toward west end, just before Starlight Beach 152 Comment
  RSA597282  Dactylis glomerata Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3730 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  UCR180182  Dactylis glomerata R. G. Swinney 1989-7-24 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.7 mi. east of Glendora Mtn. Road 396 Comment
  POM3045  Datisca glomerata I. M. Johnston 1914-5-13 1024 Los Angeles El Monte Comment
  UCR177334  Datisca glomerata LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  RSA292481  Datisca glomerata James Henrickson 1973-6-23 10915 Los Angeles Topanga Canyon, 3/4 mi N of Topanga P.O. along old Topanga Canyon Road; Comment
  LA51814  Daucus pusillus Francis M. Ball; May 1948 sn Los Angeles Santa Monica Mountains, 1 mi W of tunnel on Sepulveda Blvd 304 Comment
  RSA661085  Daucus pusillus Orlando Mistretta 1992-4-5 195 Los Angeles Guds, San Clemente Island. Comment
  CAS-BOT-BC130929  Deinandra clementina I. E. Diehl 1902-6-28 257 Los Angeles Avalon, Catalina Island Comment
  CATA754  Deinandra clementina Mark L. Hoefs 1991-5-22 1283 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  SBBG128196  Deinandra clementina M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2189 Los Angeles ca. 0.2 mi S from the end of rd that runs S from Eel Point 69 Comment
  SBBG42225  Deinandra clementina M. B. Dunkle 1939-4-5 7277 Los Angeles Pyramid Cove Comment
  UC2052838  Deinandra clementina M. B. Dunkle 1939-4-5 7277 Los Angeles San Clemente Island, Pyramid Cove. Comment
  UC166692  Deinandra fasciculata George B. Grant 1906-9-1 7165 Los Angeles Santa Catalina Island Comment
  UC1971322  Deinandra fasciculata Louis C. Wheeler 1967-5-23 9664 Los Angeles 1 mile east southeast Honby. Comment
  SBBG44977  Deinandra fasciculata I. W. Clokey, E. G. Anderson 1935-5-9 Los Angeles Pomona Hills 400 Comment
  CAS-BOT-BC294073  Deinandra kelloggii J. Grinnell 1903-6-30 s.n. Los Angeles Pasadena Comment
  RSA226241  Delphinium cardinale Gary D. Cromwell, David W. Wheat 1971-7-1 704 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  UCR238659  Delphinium cardinale Anuja Parikh, Nathan Gale 2010-6-30 3380 Los Angeles Transverse Range; San Gabriel Mountains, lower Van Tassel Canyon, 0.7 km NW of Fish Canyon Road, opposite horse corrals 260 Comment
  UC1031419  Delphinium parishii H. Lewis 1941-4-17 Los Angeles State Hwy 138 10 mi e Little Rock Comment
  RSA624651  Delphinium parishii subsp. parishii Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  POM178057  Delphinium parryi Joseph A. Ewan 1931-5-16 4216 Los Angeles West Fork Garapito Creek. Comment
  RSA724604  Delphinium parryi K. Dobry 1992-10-25 d- 1069 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  CAS-BOT-BC116270  Delphinium parryi subsp. parryi Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC116278  Delphinium parryi subsp. parryi George B. Grant 1904-6-17 6425 Los Angeles Pasadena; Arroyo Seca Canyon Comment
  CAS-BOT-BC116282  Delphinium parryi subsp. parryi George B. Grant 1901-1-1 277 Los Angeles Sierra Madra Mts. 914 Comment
  POM307819  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1938-6-11 2741 Los Angeles Eaton Canyon Park, Altadena. Comment
  CAS-BOT-BC121532  Delphinium patens subsp. hepaticoideum L. Street 1918-5-19 s.n. Los Angeles Mount Wilson trail Comment
  CAS-BOT-BC121545  Delphinium patens subsp. hepaticoideum P. H. Raven 1959-5-9 14171 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Rd. Malibu Creek drainage. 243 Comment
  LA32187  Delphinium patens subsp. hepaticoideum Peter H. Raven; 1959-5-9 14171 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 243 Comment
  RSA783872  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 -01 Los Angeles San Clemente Island. North of Stone. 450 Comment
  CAS-BOT-BC192748  Deschampsia danthonioides I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  UCR193444  Descurainia pinnata R. G. Swinney 1999-6-18 7278 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  UCR259600  Descurainia pinnata R. G. Swinney 2010-5-11 12622 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCD114764  Descurainia pinnata John R. Swanson 1963-4-30 746 Los Angeles Santa Monica Mountains, Las Virgenes Road, Tapia Park. Comment
  RSA254326  Descurainia pinnata subsp. glabra E. K. Balls 1966-3-17 12122 Los Angeles 2.3 miles W of Hano along Hwy 139, Palmdale Cajon Pass Comment
  SBBG31100  Desmazeria rigida R. F. Thorne with M. Z. Thorne 1966-4-30 36413 Los Angeles Fern Cyn near stream W of Orizaba Mtn 228 Comment
  CAS-BOT-BC402261  Dicentra chrysantha Alice Eastwood 1913-5-11 3153 Los Angeles San Fernando Wash Comment
  JEPS9735  Dicentra chrysantha C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4623 Los Angeles Bouquet Canyon 1100 Comment
  JEPS9551  Dicentra chrysantha Frank W. Peirson 1918-6-10 56 Los Angeles Mt. Markham; San Gabriel Mountains 1615 Comment
  RSA583038  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1993-4-22 6871 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 289 Comment
  POM365103  Digitaria sanguinalis Edwin Kline 1924-7-23 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC153187  Diplacus johnstonii Abrams 1906-6-15 6688 Los Angeles Summit Mt. Wilson Comment
  SBBG98605  Diplacus longiflorus T. and A. Ross 1991-3-7 4158 Los Angeles Elephant Hill; SW base of hill 251 Comment
  CAS-BOT-BC150855  Diplacus puniceus Reid Moran 1941-2-26 628 Los Angeles Johnson's Valley, Santa Catalina Island 100 Comment
  UCR95359  Diplotaxis tenuifolia L. C. Wheeler 1969-12-24 s.n. Los Angeles Pasadena; S Arroyo Parkway near Del Mar 255 Comment
  CDA3679  Diplotaxis tenuifolia G. C. Fleischman 1955-6-22 Los Angeles Pasadena Freeway. 0 Comment
  UC38055  Distichlis spicata J. Burtt Davy May 9-24 1896 2248 Los Angeles margin of Dry Lake near Rosamond Comment
  CHSC34467  Dithyrea californica Donyce Means 1966-4-21 105 Los Angeles 24 air miles W. of Victorville at Junct. Hwy 138 and Hwy to Victorville. 944 Comment
  RSA247978  Dithyrea californica R. F. Thorne, Gary D. Wallace 1973-4-24 43444 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope 915 Comment
  SBBG131573  Dodecatheon clevelandii S. A. Junak 2000-4-15 SCa 1209 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  SD66877  Dodecatheon clevelandii subsp. insulare R. Mitchell Beauchamp 1967-3-20 357 Los Angeles open slope above beach road south of Avalon, Santa Catalina Island Comment
  UCR259405  Drymocallis glandulosa R. G. Swinney 2010-9-9 13743 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
  RSA729425  Drymocallis lactea var. lactea R. G. Swinney 1998-7-14 6430 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  LA1764  Dryopteris arguta A. M. Johnson; 1927-11-11 44 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM277170  Dryopteris arguta Lyman Benson 1945-2-16 11604 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA693708  Dryopteris arguta Albert J. Perkins 1913-2-23 s.n. Los Angeles Mt. Wilson Trail. Comment
  SFV14644  Dryopteris arguta S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. Upstream of Ranger Station 2.5 miles, next to trail. 490 Comment
  RSA693699  Dryopteris arguta James Clizbe 1930-5-6 16058 Los Angeles Nichols Canyon Comment
  SFV107  Dryopteris arguta F. R. Rickson 1961-7-28 2 Los Angeles Santa Monica Mountains Studio City. In canyon 200-300 yards from south end of Brookdale Road. Comment
  IRVC29655  Dudleya lanceolata Mark A. Elvin 2003-6-12 2942 Los Angeles Newhall Ranch, S side of Potrero Canyon, S of Potrero Mesa Santa Clarita Valley 335 Comment
  POM50303  Dudleya lanceolata L. R. Abrams 1901-06 1864 Los Angeles Ballona Harbor, Comment
  RSA660218  Dudleya lanceolata Fred Brooks 1988-5-7 45 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. 1372 Comment
  UCR258931  Dudleya lanceolata R. G. Swinney 2010-5-7 12614 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
  CAS-BOT-BC428413  Dudleya lanceolata H. E. Hasse 1905-7-18 s.n. Los Angeles North of San Pedro Comment
  RSA83378  Dudleya lanceolata F. W. Peirson 1925-4-23 5810 Los Angeles San Gabriel River 365 Comment
  UCD101933  Dudleya multicaulis P. C. Everett 1960-5-6 24107 Los Angeles Way Hill, S. Side of Gladstone Road, San Dimas. Comment
  RSA782211  Dysphania botrys R. G. Swinney 2009-8-25 11495 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SBBG118716  Dysphania botrys L. C. Wheeler 1953-11-11 7054 Los Angeles Mission Rd, El Sereno Comment
  UC403454  Echinocereus engelmannii unknown 1924-8-1 Los Angeles Claremont Comment
  LA33382  Echinochloa colona Peter H. Raven; Henry J. Thompson 1959-10-31 14719 Los Angeles 304 Comment
  UC1870176  Echium candicans LeRoy Gross 2004-3-19 1208 Los Angeles Transverse Ranges; Verdugo Mountains region; 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
  UCR178777  Eclipta prostrata R. G. Swinney 1989-9-16 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 335 Comment
  UCR261552  Eclipta prostrata R. G. Swinney 2010-6-29 13377 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  SBBG54053  Ehrendorferia chrysantha K. R. Montgomery, T. W. Strid 1973-5-19 73 -83 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  LA29203  Ehrendorferia ochroleuca Mary V. Hood; 1945-4-29 45 23 k Los Angeles Santa Monica Mountains, near Tapia Park 304 Comment
  SEINET3929120  Ehrharta calycina Valerie Soza, Leroy Gross 1999-5-11 466 Los Angeles San Gabriel Mountains. San Dimas Experimental Forest, southwest of Johnstone Peak, east side of junction of Sycamore Flat Motorway and Bluebird Motorway.; 0 869 Comment
  UCR205092  Ehrharta calycina R. G. Swinney 2008-4-10 8644 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  SEINET10372426 Image available Ehrharta erecta Liz Makings, Merle Makings 2016-2-21 4795 Los Angeles Malibu; near the Reel Inn restaurant and Topanga Ranch Motel 10 Comment
  UCR246493  Eleocharis Dan S. Cooper 2011-7-23 711- 92 B Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC113672  Eleocharis coloradoensis Peter H. Raven 1961-9-24 16749 Los Angeles Strand of Boquet Reservoir at E end. 914 Comment
  RSA641435  Eleocharis palustris L. C. Wheeler 1967-7-23 10157 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  SEINET7586930 Image available Eleocharis parishii Steve Boyd, Mike Wall 1996-5-16 8788 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluences with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  CAS-BOT-BC174243  Elymus R. G. Swinney 2008-7-24 9355 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope 2390 Comment
  SD240809  Elymus cinereus Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-19 8003 Los Angeles Antelope Valley, northof Lancaster, along east side of Sierra Highway, 250 m. south of Avenue D. 701 Comment
  CDA32467  Elymus condensatus Phillipson 1915-5-2 Los Angeles Monrovia Comment
  UCR179679  Elymus elongatus R. G. Swinney, Dave Larson 1996-8-7 5233 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UCR189752  Elymus elymoides R. G. Swinney 1998-7-10 6396 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  IRVC26177  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  IRVC28575  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  SD234241  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles Western San Gabriel Mtns.: SE side of Castiac Mesa, east of Lake Hughes Rd., and the filtration plant, Newhall Ranch (Newhall 7.5' Q) 395 Comment
  UCR253391  Elymus glaucus R. G. Swinney 2010-6-21 13266 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  UCR256161  Elymus glaucus R. G. Swinney 2010-6-4 13032 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
  RSA600472  Elymus glaucus subsp. glaucus Steve Boyd, Lauren Raz 1997-4-30 9606 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
  RSA232279  Elytrigia intermedia subsp. intermedia R. F. Thorne 1969-7-10 38400 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  RSA0055787  Emmenanthe penduliflora R. G. Swinney 2010-4-28 12435 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
  RSA401546  Emmenanthe penduliflora Geo. L. Moxley 1915-4-14 s.n. Los Angeles Ridge SW of Museum Hill. Comment
  UCR256165  Emmenanthe penduliflora R. G. Swinney 2010-3-22 12002 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR259915  Emmenanthe penduliflora R. G. Swinney 2010-3-16 11944 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  LA38486  Emmenanthe penduliflora var. penduliflora Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0104648  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-6 14609 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 793 Comment
  UCR126581  Encelia actoni A. C. Sanders 2003-4-17 26064 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  UCR151006  Encelia actoni Walter Wisura 2001-5-18 5165 Los Angeles W Mojave Desert, Fort Tejon Rd., 3.7 mi east of Bob's Gap Road 1037 Comment
  CAS-BOT-BC131222  Encelia californica Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-24 22698 Los Angeles San Clemente Island 110 Comment
  UC1118044  Encelia californica A. D. Gifford 1934-5-8 214 Los Angeles Escondido Canyon Triunfo Pass Quadrangle, Escondido Canyon (Plot 97) Comment
  UC54182  Encelia californica W. A. Setchell 1901-3-13 Los Angeles Elysian Park Los Angeles, Elysian Park Comment
  RSA603040  Encelia farinosa L. C. Wheeler 1967-7-8 9943 Los Angeles San Gabriel Mountains: Point of hills between Fish and Van Tassel Canyons. Comment
  SEINET5869068 Image available Ephedra viridis C. E. Jones, Y. Atallah 2001-1 CEJ 20 Los Angeles Northern edge of Palmdale, on Ave O-8, 0.1 mi W of intersec with Sierra Hwy (St Hwy 14), 2.1 mi N of Palmdale Rd-Sierra Hwy intersec. Comment
  UC1134409  Ephedra viridis A. Lewis 1933-4-20 186 Los Angeles 1.5 mi s Palmdale; Elizabeth Lake Quad. 853 Comment
  UCR223289  Epilobium brachycarpum R. G. Swinney 2009-7-23 11385 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR179278  Epilobium canum R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  RSA128647  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1958-10-11 13764 Los Angeles 0.7 miles south of junction of roads at summit. Saddle Peak. 747 Comment
  UCSB4539  Epilobium canum subsp. canum Gill, Robert 1959-9-30 Los Angeles At base of San Gabriel Dam, San Gabriel Mt. Range 298 Comment
  RSA0082405  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-7 13719 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA0044699  Epilobium canum subsp. latifolium Jon Nickoloff 1973-10-21 504 Los Angeles C. 3 miles SE on Devil s Canyon Trail in stream bed; San Gabriel Mountains [Santa Susana Mts] 1067 Comment
  RSA0036823  Epilobium densiflorum Justin M. Wood 2011-7-7 4334 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UCR223377  Epilobium densiflorum R. G. Swinney 2009-7-23 11389 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA330814  Epilobium glaberrimum Wayne E. Sawyer 1981-7-7 80 Los Angeles San Gabriel Mountains., Angeles National Forest: Little Jimmy Spring. 2256 Comment
Read comments Mar 22 2012
  RSA0064056  Epipactis gigantea R. G. Swinney 2010-9-9 13765 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  SEINET3131968  Epipactis gigantea G. B. Grant 404 Los Angeles Eagle Rock Canyon, Pasadena Comment
  CAS-BOT-BC57176  Equisetum hyemale subsp. affine J. Ewan 1929-9-21 2295 Los Angeles Upper Millardo Canyon, San Gabriel Mts. 1188 Comment
  RSA733661  Equisetum laevigatum R. G. Swinney 1998-7-24 6566 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  CAS-BOT-BC57311  Equisetum laevigatum Larry Kiefer 1962-9-23 205 Los Angeles Malibu Cyn. 1828 Comment
  POM9737  Equisetum laevigatum F. W. Peirson 1920-5-12 2133 Los Angeles El Monte Comment
  UCSB8212  Equisetum laevigatum Wedberg, H. 1958-7-3 Los Angeles 5 mi below Crystal L., San Gabriel Mtns. Comment
  CATA1348  Equisetum telmateia subsp. braunii Mark L. Hoefs, Robert F. Thorne 1995-7-26 2454 Los Angeles Santa Catalina Island: Middle Canyon in stream bed just below reservoir 169 Comment
  UCR141031  Eremalche exilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA421755  Eremocarpus setiger F. R. Fosberg 1931-5-21 S- 4949 Los Angeles Santa Catalina Island, Parson's Landing. 5 Comment
  UC132312  Eremocarpus setiger J. and H. W. Grinnell 1906-8-26 363 Los Angeles vacant lot near Pasadena Comment
  UC450962  Eremocarpus setiger F. A. MacF. June 1931 2959 Los Angeles Tuna Canyon Verdugo Hills Comment
  SFV5388  Eremogone macradenia J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains About 5 miles northwest of Big Pines on road to Valyermo. 1768 Comment
  UCR223391  Eriastrum densifolium R. G. Swinney 2009-7-22 11359 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0121164  Eriastrum pluriflorum subsp. sherman-hoytiae D. Charlton 1991-5-18 5188 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  UCR190773  Eriastrum sapphirinum R. G. Swinney 2001-5-18 7933 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  CAS-BOT-BC514943  Eriastrum sapphirinum subsp. brevibracteatum Mrs. K. Brandegee 1910-6-1 135 Los Angeles Ravenna, not far from the borders of the Mohave Desert 750 Comment
  RSA0122099  Eriastrum sapphirinum subsp. dasyanthum A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26284 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  CAS-BOT-BC514994  Eriastrum sapphirinum subsp. dasyanthum G. B. Grant 1901-5-18 11495 Los Angeles Los Angeles: Western Ave. Comment
  UCD168208  Ericameria J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CAS-BOT-BC154059  Ericameria cooperi A. C. Sanders; Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  JEPS26434  Ericameria linearifolia Peter H. Raven and Henry J. Thompson 1960-4-24 15126 Los Angeles Cornell Corners Santa Monica Mountains, Cornell Corners 213 Comment
  POM359396  Ericameria linearifolia B. C. Templeton 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA135126  Ericameria linearifolia Peter H. Raven 1960-4-24 15126 Los Angeles Cornell Corners, Santa Monica Mts. 213 Comment
  RSA599628  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-4-16 9522 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA599667  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-5-1 9686 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
  UCR209248  Ericameria nauseosa R. G. Swinney 2008-10-8 9532 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  SFV18747  Ericameria nauseosa var. mohavensis J. N. Hogue 2003-10-11 208 .1 Los Angeles Mojave Desert Antelope Valley, Lancaster. Intersection of Ave. I and 60th Street West. 716 Comment
  CAS-BOT-BC298190  Ericameria nauseosa var. oreophila Le Roy Abrams; E. A. McGregor 1908-6-30 832 Los Angeles Palmdale, Mojave Desert Comment
  UC203165  Ericameria nauseosa var. oreophila H. M. Hall 1917-10-27 10580 Los Angeles near Lancaster; Dry Lake Comment
  LA32040  Ericameria palmeri var. pachylepis Peter H. Raven; Henry J. Thompson 1959-10-31 14720 Los Angeles Santa Monica Mountains, Tarzana, Vanalden Avenue S of Wells Avenue 304 Comment
  POM359433  Ericameria palmeri var. pachylepis Anstruther Davidson 1890-05 2000 Los Angeles Los Angeles. Comment
  UC1518709  Ericameria palmeri var. pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 mi n Newhall (in Mayo Hospital site at McBean Parkway near Orchard Village Rd.) 371 Comment
  CAS-BOT-BC131660  Ericameria parishii var. parishii Peter H. Raven; Henry J. Thompson 1959-10-31 14722 Los Angeles Mandeville Canyon, 5.8 miles north of Sunset Boulevard 365 Comment
  RSA255851  Ericameria pinifolia C. W. Tilforth 1975-10-14 1195 Los Angeles between College Ave and Mills Ave, N of Foothill Blvd Comment
  UC101095  Ericameria pinifolia Joseph Burtt Davy Oct 1896 2753 Los Angeles Santa Monica Comment
  CHSC99200  Erigeron canadensis John C. Dittes; Rudolph A. Dittes 2006-10-30 1420 Los Angeles South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. 207 Comment
  SBBG31360  Erigeron canadensis R. F. Thorne 1966-9-14 36668 a Los Angeles behind dunes at Little Harbor 4 Comment
  RSA0082875  Erigeron foliosus R. G. Swinney 2011-7-21 15544 Los Angeles Strawberry Peak summit. 1860 Comment
  CAS-BOT-BC296172  Erigeron foliosus var. foliosus A. D. E. Elmer 1902-6-1 3737 Los Angeles Lancaster Comment
  CAS-BOT-BC296188  Erigeron foliosus var. foliosus Alice Eastwood 1919-6-21 9058 Los Angeles San Fernando Comment
  SBBG95261  Erigeron foliosus var. foliosus M. B. Dunkle 1928-5-28 1982 Los Angeles Avalon Cyn (by school) Comment
  SEINET8667305 Image available Erigeron foliosus var. stenophyllus G. B. Grant 412 a Los Angeles Monrovia Comment
  RSA454996  Eriodictyon crassifolium var. crassifolium L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Comment
  CAS-BOT-BC189155  Eriodictyon crassifolium var. nigrescens James L. Reveal 1988-5-17 6780 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just N of Bouquet Reservoir, 1.7 miles W of the Bouquet Canyon Road between Palmdale and Saugus 944 Comment
  JEPS57328  Eriodictyon crassifolium var. nigrescens L. R. Heckard 1968-5-11 1848 Los Angeles about 1 mi w of Interstate 5 Pico Canyon (Pico Canyon) 457 Comment
  RSA626977  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-5-15 9576 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 473 Comment
  SBBG116300  Eriodictyon crassifolium var. nigrescens R. Burgess, P. Munro 2002-5-6 5133 Los Angeles Hungry Valley Rd, in the vicinity of county line, Hungry Valley 914 Comment
  SD52429  Eriodictyon crassifolium var. nigrescens Benjamin C. Stone 1953-3-9 288 Los Angeles Above San Gabriel dam 883 Comment
  CAS-BOT-BC222684  Eriodictyon trichocalyx Le Roy Abrams; E. A. McGregor 1908-7-2 526 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  RSA649645  Eriodictyon trichocalyx Michael Horn 1991-4-30 15 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA774618  Eriodictyon trichocalyx R. G. Swinney 2009-7-29 11424 Los Angeles Pacifico Mountain summit. 2134 Comment
  UC1971340  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1973-7-21 Los Angeles SAN GABRIEL MOUNTAINS: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mi north of windy gap on Angeles Crest Highway. Comment
  RSA757961  Eriogonum angulosum Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3288 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  SD197874  Eriogonum angulosum Mark A. Elvin 2003-6-19 2949 Los Angeles Hills west of San Martinez Grande Canyon and north of CA Hjighway 126, Newhall Ranch. 366 Comment
  UCSB1379  Eriogonum angulosum 1937-10-15 Los Angeles Mint Cnyn. Rd. near "Y" near Palmdale Comment
  RSA708567  Eriogonum baileyi Scott D. White, Andrea Warniment 2005-9-9 11218 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  UCR259352  Eriogonum baileyi R. G. Swinney 2010-9-7 13709 13680 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA608006  Eriogonum baileyi var. baileyi Louis C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon. 1433 Comment
  SEINET6329289  Eriogonum brachyanthum Scott D. White 2003-7-25 9647 Los Angeles Santa Clarita area: Santa Clara River just upstream from Boquet Canyon bridge. 351 Comment
  CAS-BOT-BC244061  Eriogonum brachyanthum James L. Reveal 1978-6-25 4779 Los Angeles On the off-ramp of California Hghway 14 and Avenue P north of Palmdale 792 Comment
  RSA580096A  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd, Steve Burns 1994-7-7 8144 A Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  CAS-BOT-BC242757  Eriogonum davidsonii Joseph Andorfer Ewan 1936-8-9 10028 Los Angeles 1/4 mi. n. of Bald Flat, Blue Ridge, San Gabriel Mts. 2529 Comment
  CAS-BOT-BC242775  Eriogonum davidsonii Le Roy Abrams; E. A. McGregor 1908-7-3 571 Los Angeles North Baldy Mountain, San Gabriel Mountains 1981 Comment
  CLARK-A1528-3730  Eriogonum davidsonii John C. Roos 1937-7-18 403 Los Angeles San Antonio Canyon 914 Comment
  UC1584048  Eriogonum davidsonii Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Tujunga Ranger District, Angeles Nati 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
  SEINET4044594  Eriogonum elongatum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  SD129224  Eriogonum fasciculatum Andy C. Sanders 1988-5-18 7851 Los Angeles El Segundo Dunes, immediately W of L.A. Int. Airport and E of Vista Del Mar Blvd Comment
  RSA766094  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan, Nesta Ewan 1936-8-5 9944 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  UCR212754  Eriogonum fasciculatum var. polifolium Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1763 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 308 Comment
  UCSB1478  Eriogonum fasciculatum var. polifolium Ralph, F. 1959-5-15 Los Angeles Mint Canyon at campground along U.S. 6; 7.9 miles north of jct. with Soledad Canyon Rd 457 Comment
  CAS-BOT-BC250306  Eriogonum giganteum var. giganteum Geo. B. Grant 1898-2-19 s.n. Los Angeles Avalon, Santa Catalina Id Comment
  RSA393234  Eriogonum gracile M. Bisbee 1917-09 s.n. Los Angeles North hills, Eagle Rock Comment
  RSA522937  Eriogonum gracile var. gracile Orlando Mistretta, Tim S. Ross 1990-10-24 3299 Los Angeles SW-facing rocky slope between Venedo and Minero Canyons along Upper Monroe Road, 0.6 miles E of the San Gabriel Reservoir. 745 Comment
  RSA612103  Eriogonum gracillimum Steve Boyd, Kent Hughes 1998-5-5 10186 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA65221  Eriogonum maculatum F. W. Peirson 1927-5-7 7264 Los Angeles 4 miles east of Lancaster. Comment
  RSA639164  Eriogonum microtheca var. corymbosoides Valerie L. Soza, LeRoy Gross 1999-9-15 648 Los Angeles Burkhart Trail, north of junction with Rattlesnake Trail. 1768 Comment
  SD239857  Eriogonum microthecum R. G. Swinney 2008-7-16 9262 Los Angeles San Gabriel Mtns.: Little Rock Creek, 0.1 mi north of its confluence with Cooper Canyon, on the Burkhart Trail. 1741 Comment
  POM149743  Eriogonum mohavense Ralph Hoffmann 1928-7-7 s.n. Los Angeles Acton. Comment
  RSA393689  Eriogonum mohavense Anstruther Davidson 1897-9-29 s.n. Los Angeles Little Rock Creek. Comment
  SD121733  Eriogonum mohavense H. Dearing, M. Dearing 1949-4-27 6760 Los Angeles Western Mohave Desert Comment
  RSA399610  Eriogonum nudum var. pauciflorum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UC494416  Eriogonum parvifolium Philip A. Munz 1932-8-31 12813 Los Angeles Playa del Rey Comment
  RSA393060  Eriogonum parvifolium var. parvifolium Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  RSA494360  Eriogonum parvifolium var. parvifolium A. C. Sanders 1988-5-18 7840 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Drive, and E of Vista Del Mar Blvd. 1 Comment
  SBBG65211  Eriogonum pusillum Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  CAS-BOT-BC262865  Eriogonum thurberi Peter Kamb 1948-6-26 1125 Los Angeles Tujunga Wash near Sunland 350 Comment
  POM17603  Eriogonum umbellatum var. munzii P. A. Munz 1923-8-30 7662 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA65994  Eriogonum umbellatum var. munzii F. W. Peirson 1923-8-30 4684 Los Angeles Le Montaine: north of Big Pines; norh side of San Gabriel Mountains 2287 Comment
  RSA611256  Eriogonum wrightii subsp. subscaposum Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1738 Comment
  CAS-BOT-BC297973  Eriophyllum confertiflorum Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Peak trail, San Gabriel Mts Comment
  IRVC26191  Eriophyllum confertiflorum A. C. Sanders 2003-6-19 26975 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  POM357946  Eriophyllum confertiflorum M. B. Dunkle 1939-11-24 7345 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  POM6344  Eriophyllum confertiflorum M. Durant 1918-5-15 s.n. Los Angeles Claremont. Comment
  RSA0088575  Eriophyllum confertiflorum R. G. Swinney 2010-5-29 13019 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA777528  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10824 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR260089  Eriophyllum confertiflorum Mitch Provance, Callen Huff 2009-4-28 10712 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA226021  Eriophyllum confertiflorum var. confertiflorum R. F. Thorne, C. W. Tilforth 1971-6-29 40664 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA653901  Eriophyllum confertiflorum var. confertiflorum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 817 Los Angeles Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. 396 Comment
  UC527603  Eriophyllum confertiflorum var. confertiflorum C. B. Wolf 1931-6-25 2235 Los Angeles wash sw of Los Angeles Botanic Garden (along Beverly Boulevard); Mandeville Canyon 60 Comment
  UC625146  Eriophyllum confertiflorum var. confertiflorum F. R. Fosberg 1931-3-26 S 4397 Los Angeles sea bluffs w Hamilton Canyon; Santa Catalina Island 40 Comment
  UC896279  Eriophyllum confertiflorum var. confertiflorum C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4761 Los Angeles Bouquet Canyon 800 Comment
  UCR281318  Eriophyllum pringlei R. G. Swinney 2014-4-18 16122 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA653643  Erodium botrys S. Koukol, E. Lutz 1998-4-26 14 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  SEINET3100964 Image available Erodium botrys G. Rink 2011-6-2 10586 Los Angeles Chino Hills, northeast of La Brea, weedy place. 370 Comment
  RSA657294  Erodium cicutarium Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -1 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  SBBG13313  Erodium cicutarium M. A. Piehl 1962-6-9 62365 Los Angeles Thirst 597 Comment
  UCR223688  Erodium cicutarium R. G. Swinney 2009-6-24 11257 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA250654  Erodium cicutarium Robert F. Thorne 1971-3-31 41451 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  UCD103173  Erodium cicutarium Elise Jackson 1993-5-6 24 Los Angeles Eddleston Park, Reseda Blvd. at Calle Vista Circle. Comment
  UCSB3541  Erodium cicutarium Beach, Kay 1957-1 Los Angeles San Dimas Exp. Forest; Volfe Canyon crossing of 2100 trail Comment
  POM12284  Erodium moschatum F. L. Robinson 1921-4-15 36 Los Angeles North of Claremont. Comment
  SFV16503  Erodium moschatum S. Mason, H. M. Mason 1993-3-21 34 Los Angeles San Fernando Valley Los Angeles, Sepulveda. Backyard of 9629 Langdon Ave. 267 Comment
  UC557789  Erodium moschatum Nell Murbarger Mar 1936 77 Los Angeles San Clemente Island Comment
  RSA657640  Erodium moschatum Kristina Sargeant 1992-4-4 92 -3 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  RSA0047331  Erysimum capitatum Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area 2098 Comment
  POM188351  Erysimum capitatum var. capitatum P. A. Munz, T. Craig 1933-5-13 12942 Los Angeles 10 miles south of Muroc Comment
  CAS-BOT-BC55208  Erysimum suffrutescens Le Roy Abrams 1901-4-1 1200 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC402730  Eschscholzia caespitosa Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  POM261  Eschscholzia minutiflora Marjorie Shaw, Edna Spaudling, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. 915 Comment
  UC186880  Eschscholzia minutiflora Samuel B. Parish June 1887 1951 Los Angeles Alpine Comment
  UCR48940  Eucalyptus camaldulensis A. C. Sanders 1987-7-22 7151 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA0092554  Eucrypta chrysanthemifolia Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14321 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA596038  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, J. Mark Porter 1995-5-4 8406 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC457210  Eulobus californicus Carl Epling 1951-5-9 Los Angeles Alisos Canyon Santa Monica Mountains Comment
  UCR208874  Euphorbia helioscopia L. C. Wheeler 1936-6-28 4194 Los Angeles San Gabriel Valley, 3 mi. SE of El Monte 76 Comment
  UCR231176  Euphorbia melanadenia Dan S. Cooper 2011-10-10 1011- 117 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, along East Observatory Ave. just north of observatory 331 Comment
  RSA601140  Euphorbia peplus L. C. Wheeler 1946-3-16 6195 Los Angeles San Gabriel Mountains. Cobal Canyon ca. 1/4 mi. upstream from mouth. Comment
  SD245361  Euphorbia peplus Robert F. Thorne, J. Henrickson 1963-5-5 32274 Los Angeles Foothills of the San Gabriel Mts. Flat area near mouth of Cobal Canyon, few miles N. of Claremont. Comment
  UCR205569  Euphorbia prostrata R. G. Swinney 2008-5-30 8872 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
Read comments Apr 22 2010
  RSA187959  Euphorbia spathulata R. F. Thorne 1966-4-30 36340 -a Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  RSA0034249  Eurotia lanata Bonnie C. Templeton 1971-5-16 11617 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  CATA2689  Extriplex californica Howard L. Ferguson 1980-4-16 020 Los Angeles San Clemente Island: West shore Dr. near Eel Pt. Grade by coast 22 Comment
  UCR270042  Festuca microstachys R. G. Swinney 2011-4-20 14451 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR272581  Festuca microstachys R. G. Swinney 2011-6-7 15022 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 1616 Comment
  LA13157  Festuca myuros A. M. Johnson; 1932-3-18 3859 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. Comment
  OBI21826  Festuca octoflora Leo Whitney 1935-3-29 3011 b Los Angeles 20 mi W of Lancaster Comment
  UCR127193  Festuca octoflora A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26279 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
  UCR205700  Ficus carica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37029 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA0113945  Ficus microcarpa R. E. Riefner Jr. 2014-8-11 14 -284 Los Angeles City of Long Beach, Belmont Shores, N. Side of Ocean Blvd. at Prospect Ave. 4 Comment
  RSA710283  Ficus microcarpa A. C. Sanders, Lee Jones 2005-4-8 29358 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCR125635  Filago gallica A. C. Sanders 2003-5-26 25865 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA628722  Forestiera pubescens R. S. Woglum 1942-5-20 3333 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  LA212442  Frangula californica Vincent Arellano; 1980-6-2 41 Los Angeles 4 miles from bear divide road. Left side of road. 670 Comment
  RSA0115262  Frangula californica subsp. californica Richard G. Swinney 2010-10-5 13960 Los Angeles San Gabriel Mountains: Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  CATA3205  Frankenia salina Julie L. King 2016-11-22 24 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  UC483217  Frankenia salina L. R. Abrams and I. L. Wiggins 1931-7-7 402 Los Angeles Catalina Harbor Channel Islands, Santa Catalina Island Comment
  UC557791  Frankenia salina Nell Murbarger May 1936 216 Los Angeles n end San Clemente Island 30 Comment
  UC455456  Frankenia salina Braunton 1906-1 Los Angeles 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
  CAS-BOT-BC211008  Fraxinus velutina Louis C. Wheeler 1933-8-20 2091 Los Angeles 1/2 mi. below Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mts. 289 Comment
  POM247926  Fraxinus velutina Joseph A. Ewan 1937-8-15 10968 Los Angeles West fork of San Gabriel River. 518 Comment
  RSA69898  Fraxinus velutina var. coriacea F. W. Peirson 1921-6-20 2459 Los Angeles West fork of San Gabriel River 457 Comment
  RSA171933  Fremontodendron californicum Robert F. Thorne 1963-7-11 32790 Los Angeles along gully of S-facing slope near Pine Canyon Station of U.S. Forest Service, Angeles National Forest. Comment
  UCR108362  Fremontodendron californicum subsp. californicum L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns, E Fork San Gabriel Cayon 1082 Comment
  RSA632859  Fritillaria pinetorum Robert F. Thorne, Robert Frampton 1971-6-27 40983 Los Angeles San Gabriel Mountains: Angeles National Forest, West Baldy Peak. 2987 Comment
  CAS-BOT-BC304333  Galinsoga parviflora Louis C. Wheeler 1934-2-24 2385 Los Angeles 1.5 miles N Claremont 365 Comment
  RSA188391  Galium angustifolium subsp. angustifolium Robert F. Thorne, Percy C. Everett 1965-6-22 34918 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  RSA507978  Galium angustifolium subsp. angustifolium Steve D. Boyd, Tim S. Ross 1988-4-28 2232 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  POM220049  Galium angustifolium subsp. angustifolium F. R. Fosberg 1932-5-5 8109 Los Angeles Near Avalon, Santa Catalina Island. 30 Comment
  RSA486468  Galium angustifolium subsp. nudicaule Richard Noyes 1988-7-30 601 Los Angeles Claremont; foothills of the San Gabriel Mts; 200 meters east of Thompson Creek Dam. 500 Comment
  POM367778  Galium aparine M. B. Dunkle 1933-6-17 3613 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  RSA0093370  Galium aparine R. G. Swinney 2011-3-26 14202 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA0016922  Galium aparine Kelly Middleton, David Middleton 1988-5-8 36 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt. Baldy Road intersection. Roadside collection. 1220 Comment
  RSA763507  Galium californicum subsp. flaccidum Orlando Mistretta, Christine Mistretta 2008-5-20 3137 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 95 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1453 Comment
  RSA545184  Galium catalinense subsp. acrispum Tim S. Ross 1992-4-14 6163 Los Angeles San Clemente Island: Central E side of island, rutted channel that runs N from Nanny Canyon, 300m N from the mouth of NC. 69 Comment
  SBBG119258  Galium grande V. Soza with L. Gross 1999-7-15 629 Los Angeles N- and NE-side of helispot and S-side of Mt Wilson Trail, ca. 2.7 mi from trailhead in Sierra Madre; T1N R11W NW/4, NW/4 S9 822 Comment
  UC1483323  Galium grande Robert F. Thorne 1971-4-23 41465 Los Angeles above Santa Anita Canyon; San Gabriel Mts., Angeles National Forest, Chantry Flats 640 Comment
  RSA682407  Galium grande Valerie L. Soza, Bill Hogshead 2003-5-6 1649 -a Los Angeles Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  RSA202638  Galium hallii F. Ehrendorfer 1959-6-14 5901 Los Angeles Northeast side of San Gabriel Mountains, Sawmill Canyon at west end of Swartout Valley, between Wrightwood and Lone Pine, at 6600 feet. 2012 Comment
  RSA495554  Galium hallii S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 353 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  JEPS21682  Galium jepsonii Rimo Bacigalupi with Reino Alava 1958-7-20 6422 Los Angeles about 1 mi w Cedar Spring (upper slopes of Little Rock Creek Canyon, near base of n-facing side of Kratka Ridge); San Gabriel Mountains, Angeles National Forest, Little Rock 2072 Comment
  RSA228844  Galium johnstonii Robert F. Thorne 1971-6-26 39996 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  UCR280815  Galium nuttallii subsp. insulare Mitch Provance 2017-6-30 617- 37 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  SBBG36292  Galium nuttallii subsp. nuttallii V. Soza with W. Law, L. Moore 2000-6-27 1036 Los Angeles firebreak above Chantry Flat Heliport, ca. 0.7 mi SW of Chantry Flat, along USFS Rd 2N41.2, S of San Olene Cyn 853 Comment
  CATA1867  Galium parisiense Denise Kraus 2000-7-27 47 Los Angeles Santa Catalina Island: Wild Boar Gully, northern edge of inner Cercocarpus exclosure (across gully and above C. traskiae ""B"") 182 Comment
  RSA454410  Galium porrigens var. porrigens Fay A. MacFadden 1931-6-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC1595495  Galium porrigens var. porrigens Tim Ross 1992-7-10 6679 Los Angeles creek between Coldwater Canyon and Wickiup Canyon (n and ne slope above stream); San Gabriel Mountains, Big Tujunga Creek 975 Comment
  RSA639171  Gamochaeta pensylvanica L. C. Wheeler 1967-7-6 9922 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA729575  Gamochaeta pensylvanica R. G. Swinney, D. W. Larson 1999-5-15 7164 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UCR199868  Garrya veatchii LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2456 Los Angeles Transverse Ranges, Verdugo Mountains, north side of the range, Whiting Woods Road c. 3/4 way to the main crest 671 Comment
  POM177949  Garrya veatchii J. Ewan 1931-3-21 4073 [?] Los Angeles Open stony fire-break. At summit of Saddle Peak. Santa Monica Mts. 823 Comment
  CATA1625  Gastridium phleoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2898 Los Angeles Santa Catalina Island: Near Divide Road, east end 1.7 miles from Wrigley Memorial 332 Comment
  CDA5143  Gaura coccinea var. parvifolia E. Johnson 1939-8-1 Los Angeles Pomona. South Garey St. 0 Comment
  RSA355379  Gayophytum diffusum subsp. parviflorum Bonnie C. Templeton 1932-6-1 4872 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  UCR209597  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2008-7-3 9155 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR241703  Gazania linearis Dan S. Cooper 2012-9-6 912- 79 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  UCD103282  Geranium bicknellii Mary H. Ward 1975-5-2 171 Los Angeles Pasadena. Comment
  UCD40959  Geranium rotundifolium Glen Holstein 2003-3-23 s.n. Los Angeles Pacific Palisades along Michael Lane in vacant lot. Comment
  SEINET6969906  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3479 Los Angeles East side of road in field, Antelope Valley east of Fairmont on 110th Street. Comment
  POM10177  Gilia angelensis P. A. Munz, R. D. Harwood 1920-4-21 3685 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  POM3441  Gilia angelensis C. F. Baker 1904-4-22 4184 Los Angeles Monrovia. Comment
  RSA470103  Gilia angelensis Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA578522  Gilia angelensis T. S. Ross, S. D. Boyd 1994-6-22 8005 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  UCSB9863  Gilia angelensis H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam 426 Comment
  SBBG64440  Gilia brecciarum subsp. brecciarum R. Hoffmann 1929-5-17 Los Angeles Big Rock Crk, Paradise Camp Comment
  POM9762  Gilia brecciarum subsp. brecciarum P. A. Munz 1921-4-24 s.n. Los Angeles Sandbergs, Ridge Road. 1524 Comment
  RSA0116830  Gilia capitata R. G. Swinney 2010-8-11 13491 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UCR189988  Gilia capitata R. G. Swinney 1998-6-16 6970 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  LA91436  Gilia capitata subsp. abrotanifolia Bruce Douglas Clayton; Greg Shaw 1972-3-30 36 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, N end of Drawbridge firebreak 615 Comment
  LA81932  Gilia capitata subsp. abrotanifolia O. H. Kappler; 1941-5-9 257 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  UCD117690  Gilia capitata subsp. abrotanifolia Collector unknown 1923-5-22 273 Los Angeles Plume trail, Eaton Canyon. Comment
  UCR89426  Gilia latiflora David Charlton 1991-5-27 5307 Los Angeles Western Mojave Desert, NE of Palmdale and north of Little Rock, junction of 90th St. East and C Street on road to Edwards A.F.B. 945 Comment
  RSA469399  Gilia latiflora subsp. davyi Frances Runyan 1973-4-14 s.n. Los Angeles On dirt road just out of Gorman. 1067 Comment
  SD257336  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley Co. Los Angeles 914 Comment
  RSA535403  Gilia latiflora subsp. latiflora Steve Boyd 1986-3-31 1571 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA598066  Gilia latiflora subsp. latiflora L. C. Wheeler 1967-5-12 9472 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR66572  Gilia lottiae subsp. lottiae Thos. Craig, P. A. Munz 1933-5-13 12931 Los Angeles Mojave Desert, 10 miles south of Muroc Comment
  RSA597377  Gilia modocensis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3708 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA0017082  Gilia ochroleuca subsp. bizonata C. B. Wolf 1928-3-29 1576 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  UCR29083  Gilia ochroleuca subsp. bizonata A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1550 Los Angeles San Gabriel Mtns., Elizabeth Lake, west of Lancaster in the foothills. Just north of Hwy N-2 where it passes the lake 1037 Comment
  CAS-BOT-BC402020  Gilia ochroleuca subsp. bizonata Carl B. Wolf 1946-5-23 6994 Los Angeles Liebre Mts., 1/2 mi. E. of Gorman 1158 Comment
  UC73643  Gilia ochroleuca subsp. vivida Geo. B. Grant Jun 1902 506 Los Angeles Mt. Wilson 1828 Comment
  UCD15431  Gilia scopulorum S. Mason,; H. Mason, and C. Katzfey 1995-4-23 54 Los Angeles California, Los Angeles Co.; in the northern foothills of Transverse Range/Mojave Desert foothills near Little Rock; along Mt. Emma Road, 0.8 miles above Ft. Tejon Rd.; along the right side of the road in a road cut; 914 Comment
  UCR23181  Gilia splendens Polly Schiffman 1981-5-23 026 Los Angeles San Gabriel Mtns, 2 mi N on Angeles Crest Hwy from Ranger Station which is 3 mi north of La Canada-Flintridge 1067 Comment
  CAS-BOT-BC303782  Glyptopleura setulosa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9491 Los Angeles Between Roosevelt and Wilsonia Comment
  UCR157920  Gnaphalium canescens Robert J. Steers 2005-5-8 17 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  POM358814  Gnaphalium chilense Robert Gustafson 1981-4-14 2181 Los Angeles Ballona Wetlands, Area 3. Comment
  POM305061  Gnaphalium microcephalum Henry J. Ramsey, Henry J. Ramsey 1937-1-3 358 Los Angeles Altadena 396 Comment
  POM4627  Gnaphalium microcephalum Fred Burlew 1917-09 s.n. Los Angeles Crescenta. Comment
  POM358903  Gnaphalium palustre M. B. Dunkle 1928-10-7 1988 Los Angeles Santa Catalina Island. Middle Ranch Gorge. Comment
  SBBG131639  Gnaphalium palustre S. A. Junak 1999-9-10 SCa 1087 Los Angeles S side of upper reservoir, Bulrush Cyn 316 Comment
  RSA645574  Goodmania luteola A. C. Sanders, E. J. Lott 1993-5-6 13947 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Highway at Ave ''G'' to 1/10 mi. NW of intersection. [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 706 Comment
  LA204727  Grayia spinosa S. Atsatt; 1926-4-20 sn Los Angeles Lancaster Comment
  UCR188914  Grayia spinosa R. G. Swinney 1998-5-16 6104 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, west of Mescal Highlands, Graham Canyon, 0.3 mi. N of Panorama Way at Graham Cyn. Motorway, 2.0 mi. S of Ft. Tejon Rd. 1317 Comment
  SBBG62708  Grindelia hirsutula R. Hoffmann 1927-9-23 Los Angeles Lancaster; HOLOTYPE: G. camporum var. abbreviata Comment
  RSA177872  Guillenia lasiophylla R. F. Thorne 1965-5-10 34482 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  CHSC25945  Gutierrezia californica James Henrickson 1971-10-14 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  SBBG8308  Gutierrezia sarothrae J. M. Tucker 1976-10-18 1476 Los Angeles Hwy 99, 18 mi N of Castaic Junction Comment
  CDA37892  Halogeton glomeratus J. L. Johnson 1977-8-1 s.n. Los Angeles Lancaster. 0 Comment
  UCR71595  Haplopappus canus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4308 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  CATA3526  Hazardia detonsa Peter J. Dixon 2017-6-23 093 Los Angeles Santa Catalina Island: Channel side; Wrigely Memorial and Botanic Garden, naturalized in semi-natural drainage within garden, near bridge 0 Comment
  SFV7107  Hazardia squarrosa var. grindelioides K. A. Wilson 1974-8-21 1433 B Los Angeles Santa Monica Mountains 0.3 miles west of Las Virgenes Road. Roadside bank. 185 Comment
  CAS-BOT-BC158027  Hedera helix Tim Ross; Steve Boyd 1990-5-29 2702 Los Angeles San Gabriel Mtns: Big Rock Creek. Vicinity of an old destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station (only the foundation and scattered rocks remaining.) Comment
  UCR49274  Hedera helix A. C. Sanders 1987-9-18 7374 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  POM308919  Helenium puberulum Kay H. Beach 1943-8-11 1884 Los Angeles along the road below Lysmiters, Tanbark 762 Comment
  LA94383  Helianthemum scoparium J. A. Ewan; 1931-3-21 4065 Los Angeles Santa Monica Mountains, Las Flores Canyon 548 Comment
  RSA607618  Helianthemum scoparium L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon. 822 Comment
  POM135771  Helianthemum scoparium var. vulgare L. R. Abrams 1901-4-3 1278 Los Angeles Santa Monica Mts. 229 Comment
  RSA188268  Helianthemum scoparium var. vulgare R. F. Thorne 1966-4-29 36324 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 411 Comment
  UCD132925  Helianthus Ben Beard 1972-1 HSP 99 -003 Los Angeles Los Angeles. Comment
  SBBG8409  Helianthus gracilentus H. and M. Dearing 1938-5-22 2599 Los Angeles Decker Ranch Rd Comment
  RSA0013850  Helianthus gracilentus L. C. Wheeler 1967-6-26 8066 Los Angeles Placerita Canyon. 579 Comment
  RSA0008272  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .3 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
  RSA704709  Heliotropium curassavicum Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2090 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  RSA755569  Heliotropium curassavicum R. G. Swinney 2008-9-9 9329 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  OBI35688  Helminthotheca echioides Rebecca Cicoria 1982-5-8 69 Los Angeles Palos Verdes Peninsula: Upper end of Altamira Cyn, Rolling Hills Comment
  LA34214  Helxine soleirolii Henry J. Thompson; 1959-11-23 3012 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  CAS-BOT-BC310101  Hemizonella minima Frank W. Peirson 1920-6-10 238 Los Angeles San Gabriel Mts. Summit Mt. Wilson Comment
  RSA0025353  Hemizonella minima Anuja Parikh, Nathan Gale 2010-6-19 3343 Los Angeles TR, SnGb, Upper Big Tujunga Canyon, 0.9 km N of State Highway 2 (SH 2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Canyon Road. 1240 Comment
  RSA251378  Hemizonia clementina R. F. Thorne 1996-4-17 36095 Los Angeles San Clemente Island: Top of bluff near Duty Office, Wilsons Cove. NE end of island. 30 Comment
  RSA596431  Hemizonia fasciculata Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8871 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
  POM29884  Hemizonia fasciculata Marcus E. Jones 1884-8-1 s.n. Los Angeles [Unspecified] Comment
  RSA455893  Hemizonia fasciculata M. Bisbee 1917-5-29 s.n. Los Angeles Hills north side Eagle Rock Valley Comment
  RSA660799  Hesperocnide tenella LeRoy Gross, Valerie Soza 2001-6-6 433 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 701 Comment
  RSA435706  Hesperolinon micranthum Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  UCR281650  Hesperoyucca whipplei R. G. Swinney 2014-5-27 16661 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
  CAS-BOT-BC143689  Heteromeles arbutifolia John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  JEPS45027  Heteromeles arbutifolia Frank W. Peirson 1918-7 77 Los Angeles Santa Anita Canyon; San Gabriel Mts. 792 Comment
  OBI8168  Heteromeles arbutifolia Lewis Meltz 1977-4-9 LM 28 Los Angeles 1.5 km E of Eaton Cyn Bridge 457 Comment
  SD52910  Heteromeles arbutifolia var. macrocarpa Peter H. Raven 1962-7-10 17973 Los Angeles San Clemente Island, upper reaches of Cave Canyon, the large canyon draining southwest from Thirst. Comment
  RSA0072466  Heteromeles arbutifolia var. macrocarpa Carl B. Wolf 1936-1-3 7691 Los Angeles Santa Catalina Island. Avalon, slopes at east side of valley. 121 Comment
  RSA0074422  Heterotheca grandiflora R. G. Swinney 2008-11-30 9873 Los Angeles San Gabriel Mtns.: Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  RSA0048581  Heterotheca grandiflora L. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon. 0 Comment
  RSA0075831  Heterotheca grandiflora Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek. Little Tujunga. Comment
  RSA0063113  Heuchera elegans T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3808 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip]. 1866 Comment
  CAS-BOT-BC319769  Hieracium argutum I. M. Johnston 1917-7-15 1365 Los Angeles Day Canyon, San Antonio Mountains 914 Comment
  RSA311406  Hirschfeldia incana Cheryl A. Lawson 1971-6-26 411 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  UC1587651  Hirschfeldia incana Tim Ross 1991-3-9 4185 Los Angeles head of Oak Canyon, SE side of ridgetop knoll Whittier Hills (Puente Hills, pro parte) 368 Comment
  POM199753  Holodiscus discolor I. W. Clokey, Bonnie C. Templeton 1929-05 s.n. Los Angeles Mandeville Canyon 400 Comment
  POM352435  Hordeum brachyantherum Robert M. Perkins 1936-4-26 137 Los Angeles Los Angeles Comment
  SBBG130711  Hordeum marinum subsp. gussoneanum S. A. Junak 2000-5-6 SCa 1269 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  UCR220224  Hordeum murinum R. G. Swinney 2009-4-7 10281 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  SEINET10595763  Hordeum murinum Louis C. Wheeler 1967-7-30 Wheeler 10280 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. T3RN, R13W. Loose, disturbed, dry sandy loam flat in sun; horse tethering area. 945 Comment
  CAS-BOT-BC289332  Hordeum murinum subsp. glaucum Marcus E. Jones 1882-5-1 3562 Los Angeles Los Angeles Comment
  RSA706633  Hordeum murinum subsp. glaucum L. M. Prince, N. Refulio 2002-3-25 02 -274 Los Angeles Claremont. Vacant lot behind gas station on Claremont Ave. just north of Foothill Blvd. 400 Comment
  SEINET3129344  Hordeum nodosum L. R. Abrams 1901-6-6 1734 Los Angeles Mesmir Comment
Read comments Apr 17 2015
  UCR88671  Hordeum vulgare Scott D. White, Chet McGaugh 1995-5-9 3008 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
  CLARK-A1528-3998  Horkelia cuneata John C. Roos 1937-7-7 1931 Los Angeles San Gabriel Mountains Comment
  POM307812  Horkelia cuneata subsp. puberula Henry J. Ramsey 1938-3-5 2748 Los Angeles North Craig Ave., Altadena Comment
  CAS-BOT-BC532287  Horkelia cuneata var. puberula Geo B. Grant 1901-1-1 599 Los Angeles Pacific Coast, Pasadena Comment
  CAS-BOT-BC532295  Horkelia cuneata var. puberula Alice Eastwood 1928-6-15 15399 Los Angeles Claremont Comment
  CAS-BOT-BC532301  Horkelia cuneata var. puberula John I. Carlson 1918-4-26 s.n. Los Angeles Country adjacent to Los Angeles, Griffith Park Comment
  CAS-BOT-BC213009  Hosackia crassifolia Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  CAS-BOT-BC213017  Hosackia crassifolia Victor Duran 1933-7-8 3504 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  SD111574  Hosackia crassifolia var. crassifolia Wayne P. Armstrong 1982-6-12 Los Angeles SE firebreak ridge of Lookout Mountain, in shady canyon 1750 Comment
  UC1069621  Hulsea heterochroma A. D. Gifford 1935-4-2 9967 Los Angeles 5 1/2 mi ne Redrock Mtn.; Angeles National Forest, Tejon Quadrangle, Sawmill Mtn. Comment
  RSA0019747  Hulsea vestita subsp. gabrielensis Naomi Fraga, Emily Biben, Katie VinZant, Dani Henning 2013-7-12 4337 Los Angeles Of Forest Service Road 4N24 near Mount Gleason. 1616 Comment
  UCR200204  Hypochaeris glabra Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 890 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  CDA7501  Hypochaeris glabra L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains: Ridge south of mouth of Big Dalton Canyon Comment
  RSA639175  Hypochaeris glabra L. C. Wheeler 1967-7-6 9932 Los Angeles San Gabriel Mountains: San Dimas Canyon. 441 Comment
  SBBG27919  Isocoma menziesii R. N. Philbrick with R. F. Thorne 1965-5-19 B 67 -244 Los Angeles Little Harbor Comment
  UC1127161  Isomeris arborea R. St. John 1930-2-9 90 Los Angeles near San Fernando Dam; San Fernando Quad. 365 Comment
  SEINET11987370  Isomeris arborea L. J. Mayer, Mayer, I. J. 1974-1 154 Los Angeles On N. side of Bouquet Canyon Rd., ca 1-1/2 mi NE of its intersection with Vasquez Canyon Rd Comment
  UC41214  Jacaranda mimosifolia Ernest Braunton July 1904 Los Angeles Los Angeles, Cal Comment
  UC481002  Jaumea carnosa C. F. Millspaugh 1920-1-21 4613 Los Angeles Ballast Point Santa Catalina Island, Catalina Harbour Comment
Read comments Apr 21 2012
  UCD133399  Jaumea carnosa P. Schiffman; R. van de Hock 1996-7-29 s.n. Los Angeles Santa Catalina Island, Ballast Point - low finger of land extending into Catalina Harbor. Comment
  UCSB11931  Juglans californica Stern, A. 1961-3-5 Los Angeles Big Tujunga Creek 3.5 mi w of Guard Station, .5 miles north of Pipe Creek; Angeles National Forest; Big Tujunga Cyn; San Gabriel Mts Comment
  IRVC29512  Juglans californica var. californica A. C. Sanders, Lee Jones 2004-11-7 29025 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  RSA600978  Juglans californica var. californica Louis C. Wheeler 1967-6-26 9874 Los Angeles Elsmere Canyon. 441 Comment
  RSA0011161  Juglans californica var. californica Wesley O. Griesel 1986-4-25 s.n. Los Angeles Elsmere Canyon area 457 Comment
  RSA787268  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37162 Los Angeles Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  SD253478  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14 113 Los Angeles San Fernando Valley, Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, E of Woodley Av3e, W of San Diego Freeway, N of Burbank Balvd. 213 Comment
  SD69443  Juncus acutus Robert F. Thorne, P. Everett 1965-6-24 35037 Los Angeles Santa Catalina Island, along stream bed just below dam in lower Cottonwood Canyon. 38 Comment
  RSA618732  Juncus acutus subsp. leopoldii Scott D. White 1998-5-19 6543 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
  UC212779  Juncus ambiguus I. Johnston 1917-6-14 1347 Los Angeles w of Pomona Comment
  UCR216566  Juncus balticus Dan S. Cooper 2010-6-17 610- 74 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., adjacent to Lake Hollywood, Griffith Park area 242 Comment
  UCR95773  Juncus macrophyllus Lauren Raz, Steve Boyd 1996-10-23 35 Los Angeles San Gabriel Mtns, Liebre Mountains: Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road 610 Comment
  RSA191163  Juncus macrophyllus Robert F. Thorne, M. Z. Thorne 1967-7-19 37159 Los Angeles San Gabriel Mountains. 1981 Comment
  UCR217821  Juncus rugulosus Dan S. Cooper 2010-8-27 810- 91 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Spring Canyon 288 Comment
  UC483812  Juncus rugulosus F. R. Fosberg 1932-7-17 8586 Los Angeles lower part San Antonio Canyon Comment
  CHSC35205  Juncus xiphioides James Henrickson 1973-6-23 10913 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P.O. along old Topanga Canyon Road; in stream bed. 243 Comment
  RSA229163  Juncus xiphioides Robert F. Thorne, C. W. Tilforth 1971-6-29 40707 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: along Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  SBBG57366  Juncus xiphioides R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA600038  Juniperus californica Steve Boyd, Lauren Raz 1997-3-25 9258 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  UCSB197  Juniperus californica Whitehouse, W. 1960-5-14 Los Angeles 11 miles west of Yucca Inn, Deerhaven drive and Highway 138 intersection Comment
Read comments Sep 8 2014
  HSC35975  Juniperus occidentalis Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2173 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  SEINET8853387 Image available Kerria japonica Henrickson 2002-1 23283 Los Angeles Cultivated in South Pasadena, 1409 Oneonta Knoll from material otained from Forest Farms nursery, Williams, Oregon Comment
  UCR107791  Kochia californica Steve Boyd, J. M. Porter, Z. Lederman 1998-4-27 10152 Los Angeles Mojave Desert, Antelope Valley, Amargosa Creek drainage at W G Street, west of Hwy 14, SW of Rosamond Dry Lake. 793 Comment
  UC1075817  Kochia scoparia Robert Townsend 1955-8-25 Los Angeles between Dominguez Wilmington (on Alameda St., ca. 150 yds. n. of Carson St. intersection, on R.R. right-of-way) Comment
  UCR185971  Koeleria macrantha Michael Honer 2007-4-16 2504 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 1/2 mile north of Quail Lake, 1/2 mile west of cement plant road 1037 Comment
  LA99357  Krascheninnikovia lanata E. R. Hobbs; 1978-4-23 78- 184 Los Angeles Antelope Valley, Little Rock, State Highway 138 Comment
  OBI39743  Krascheninnikovia lanata David J. Keil, V. L. Holand and Dirk Walters 1977-5-8 12318 Los Angeles Just outside of Saddleback Butte State Park Comment
  CAS-BOT-BC341489  Lagophylla ramosissima Tim Ross 1992-6-15 6582 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 371 Comment
  RSA757956  Lagophylla ramosissima subsp. ramosissima Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3291 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  LA105355  Lamarckia aurea Barry A. Prigge; 1989-4-23 8423 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  POM352630  Lamarckia aurea Jack Rempel s.n. Los Angeles South of Western Ave. and Manchester Comment
  UCD63400  Lamarckia aurea Geoffrey Levin 1975-5-25 652 Los Angeles Alluvial fan of San Gabriel Mts., Pacific slope drainage area: Santa Ana River; Claremont, Pomona College, Blanchard Park. 335 Comment
  RSA0004829  Langloisia flaviflora Anstruther Davidson 1922-5-28 3506 Los Angeles Willow Springs. Comment
  SEINET12276196  Lantana camara J. F. Bright, Wyman, C. 1931-1 5694 Los Angeles Hollywood Comment
  SBBG61764  Lastarriaea coriacea R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  LA103298  Lasthenia californica Barry A. Prigge; 1986-3-19 6932 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  RSA616152  Lasthenia californica Valerie L. Soza 1998-5-3 94 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  CAS-BOT-BC352906  Lasthenia coronaria F. B. C. 1903-8-13 4091 Los Angeles Claremont Comment
  CAS-BOT-BC329167  Lasthenia glabrata subsp. coulteri A. M. Johnson 1933-5-17 4267 Los Angeles Del Rey, Loa Angeles Comment
  POM361500  Lasthenia gracilis Fossler 1929-4-2 s.n. Los Angeles near Arroyo Seco Comment
  UC174193  Lasthenia gracilis Katharine Brandegee Los Angeles Saugus Comment
  RSA659733  Lasthenia gracilis Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 91 Los Angeles San Clemente Island. Comment
  JEPS31171  Lasthenia microglossa Ernest C. Twisselmann 1962-4-18 6946 Los Angeles .25 mi nw of old Liebre Ranch headquarters; Liebre Mountains 1066 Comment
  RSA600176  Lathyrus vestitus subsp. laevicarpus Steve Boyd, Lauren Raz 1997-5-1 9668 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
  SBBG17050  Lathyrus vestitus var. vestitus K. A. Wilson 1961-2-20 867 Los Angeles Little Tujunga Cyn Comment
  POM305934  Lathyrus vestitus var. vestitus Henry J. Ramsey 1938-5-1 1214 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA705046  Lathyrus vestitus var. vestitus E. A. Purer 1935-5-11 6561 Los Angeles Malibu Road, [Santa Monica Mountains] Comment
  SBBG15898  Lathyrus vestitus var. vestitus W. G. Webb 1934-12-12 Los Angeles Glendale, Eagle Rock Comment
  JEPS79920  Lavatera assurgentiflora subsp. assurgentiflora I. W. Clokey and B. C. Templeton 1936-5-18 5664 Los Angeles Puddingstone Reservoir Comment
  RSA434049  Lavatera assurgentiflora subsp. assurgentiflora Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  JEPS39204  Layia glandulosa F. W. Peirson 1919-3-30 345 Los Angeles Big Tujunga Canyon, San Gabriel Mts. 426 Comment
  RSA0034180  Layia glandulosa Pam De Vries 2013-4-13 7847 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1054 Comment
  RSA727537  Layia glandulosa R. G. Swinney 1998-5-16 6085 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SBBG61207  Layia glandulosa R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  UC34693  Layia glandulosa J. Burtt Davy May 9 1896-May 24 1896 2466 Los Angeles Manzana Antelope Valley, Manzana Comment
  UCR100072  Layia glandulosa R. G. Swinney 1969-4-22 337 Los Angeles San Gabriel Valley, N and adjacent to Barnes Park along Rivergrade Rd., Baldwin Park. c. 200 yards east of San Gabriel River Channel. 91 Comment
  CAS-BOT-BC377808  Layia platyglossa P. A. Munz; L. F. Street; G. Williams 1919-4-5 2446 Los Angeles Puddingstone Canyon Comment
  IRVC29286  Layia platyglossa Anuja Parikh, Nathan Gale 2003-5-26 s.n. Los Angeles Newhall Ranch, Salt Creek, lower end of east fork in survey area 79 N side of Santa Susana Mtns. 305 Comment
  SBBG80320  Layia platyglossa F. C. Boutin 1967-4-23 1670 Los Angeles Lemon Tank 304 Comment
  UCR191716  Layia platyglossa A. C. Sanders 2008-4-18 34956 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 977 Comment
  RSA177835  Layia platyglossa subsp. campestris R. F. Thorne 1965-5-11 34549 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  UCR210234  Lemna R. G. Swinney 2008-10-20 9651 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  SEINET12327305  Leonotis leonurus Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  RSA233588  Lepechinia fragrans Robert F. Thorne 1970-3-5 39357 Los Angeles Santa Catalina Island. Middle Ranch Canyon. 396 Comment
  CAS-BOT-BC89083  Lepidium didymum C. W. Tilforth 1970-4-17 258 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  CAS-BOT-BC89305  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  RSA249743  Lepidium fremontii var. fremontii R. F. Thorne 1973-5-11 43498 Los Angeles 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano 1159 Comment
  RSA251530  Lepidium lasiocarpum R. F. Thorne 1973-4-12 42918 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  CDA29504  Lepidium latifolium Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  SBBG19142  Lepidium nitidum M. A. Piehl 1963-12-7 631054 Los Angeles opposite Pyramid Head on SE tip of island (inland from Triangulation Pt "Rock") 9 Comment
  CAS-BOT-BC60048  Lepidium virginicum var. menziesii Tim Ross; Steve Boyd 1991-4-25 4608 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon (which joins the lower east Fork of the San Gabriel River). 469 Comment
  HSC6843  Lepidium virginicum var. menziesii C. E. Fellows 1965-4-19 11 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff, high southern Mojave Desert Comment
  RSA678208  Lepidium virginicum var. virginicum V. Soza, LeRoy Gross 2001-4-18 1134 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 732 Comment
  CAS-BOT-BC328061  Lepidospartum squamatum Joseph Andorfer Ewan; Nesta Ewan 1936-8-5 9930 Los Angeles Mescal Creek. San Gabriel Mts. 1524 Comment
  CAS-BOT-BC328084  Lepidospartum squamatum Javier Penalosa 1960-9-1 909 Los Angeles Eastern L.A. County. San Dimas Canyon Park Comment
  LA200243  Lepidospartum squamatum A. M. Johnson; 1932-5-30 4095 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  POM361769  Lepidospartum squamatum Erwin Miller 1934-6-30 19119 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA0114709  Lepidospartum squamatum R. G. Swinney 2011-10-25 15870 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
  UC674924  Leptodactylon californicum F. W. Pennell and Harvey Anderson 1940-4-30 25299 Los Angeles w Topanga (ridge road near Lookout Mts., Santa Monica Mountains); Santa Monica Mountains, near Lookout Mts. 731 Comment
  RSA122196  Leptosiphon aureus subsp. aureus A. D. Gifford 1935-3-27 520 Los Angeles Kings Canyon. 1067 Comment
  RSA713729  Leptosiphon aureus subsp. aureus LeRoy Gross 2005-4-28 2113 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  SBBG52027  Leptosiphon bicolor M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt Alta Comment
  SD86316  Leptosiphon bicolor R. Beauchamp, M. Douglas 1972-3-24 3252 Los Angeles San Clemente Island; on grassy slope east of impact area above Pyramid Cove. 349 Comment
  RSA0120151  Leptosiphon breviculus R. G. Swinney 2014-4-30 16290 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA607219  Leptosiphon breviculus L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  RSA250676  Leptosiphon breviculus R. F. Thorne, A. C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39513 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1432 Comment
  SEINET7967481 Image available Leptosiphon parviflorus Dirk Walters, David Keil 1977-4-30 12292 -A Los Angeles On south side of California Route 138 in vicinity of junction w/ Los Angeles Co. Rd. N-2, across highway from Quail Reservoir. Comment
  SEINET1869733  Lessingia glandulifera A. C. Sanders 2003-1 27105 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, canyon inlow hills north of Potrero Canyon 305 Comment
  UCR281302  Lessingia glandulifera var. glandulifera R. G. Swinney 2014-4-17 16083 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  CAS-BOT-BC283715  Leymus condensatus Peter H. Raven; Henry J. Thompson 1959-6-4 14336 Los Angeles Santa Monica Mountains. Point Dume 30 Comment
  CAS-BOT-BC283744  Leymus condensatus A. D. E. Elmer 1902-6-1 4177 Los Angeles Acton Comment
  POM365307  Leymus condensatus Gary D. Wallace 1979-5-25 1845 Los Angeles Northern Monrovia Comment
  RSA584597  Leymus condensatus Timothy S. Ross, Orlando Mistretta 1993-5-26 7303 Los Angeles W end of the San Gabriel Mountains: near head of upper E Fork Wilson Canyon just E of 'Lupine Saddle', ca. 780 meters E of Wilson Canyon Saddle. 976 Comment
  UCR194281  Lilium humboldtii R. G. Swinney 1998-8-5 6660 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  UCR19535  Lilium humboldtii John P. Hill 1932-6-18 s.n. Los Angeles Verdugo woodlands in the Verdugo Hills 292 Comment
  RSA681143  Lilium humboldtii subsp. ocellatum LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1046 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  UCR209421  Lilium parryi R. G. Swinney 2008-9-13 9457 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  LA211268  Limonium sinuatum Arthur C. Gibson; 2006-5-22 5156 Los Angeles SANTA MONICA MOUNTAINS, about 4 m from northbound I405 in Sepulveda Pass. Comment
  UC1871140  Linanthus bigelovii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4856 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
  CAS-BOT-BC226768  Linanthus californicus F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  UCSB5148  Linanthus californicus Kamb, Peter 1947-5-25 Los Angeles Millard's Canyon near Sunset Ridge guard station, San Gabriel Mts 670 Comment
  POM3572  Linanthus concinnus I. M. Johnston 1917-6-15 1284 Los Angeles Mt. San Antonio, Icehouse Canyon. 1738 Comment
  LA52350  Linanthus dianthiflorus O. A. Plunkett; 1926-4-22 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM364565  Linanthus dianthiflorus subsp. dianthiflorus F. R. Fosberg 1931-4-15 695 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA763141  Linanthus dichotomus subsp. pattersonii Justin M. Wood 2010-5-10 1636 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA585350  Linanthus parryae T. S. Ross 1991-4-27 4627 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA73023  Linanthus parryae F. W. Peirson 1921-5-20 940 Los Angeles Mojave Desert, Little Rock Creek, San Gabriel Mountains 1067 Comment
  UCR123892  Linanthus parryae Steven R. Hill, K. Kramer 2001-4-22 33378 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR191696  Linanthus parryae A. C. Sanders 2008-4-23 35070 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  UCSB5196  Linanthus parryae Haller, John 1958-4-11 Los Angeles 0.2 miles N of Palmdale's N city limit, 3.0 miles S of Avenue M (Lancaster), Los Angeles 6. Comment
  POM16379  Linaria canadensis var. texana Grethe Markedahl 1923-3-19 s.n. Los Angeles Downey Cemetery Comment
  RSA0016898  Linaria canadensis var. texana Emma Robinson 1884-4-8 s.n. Los Angeles Adams St., Los Angeles 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
  UCR178795  Lithophragma R. G. Swinney 1989-4-25 s.n. Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon 442 Comment
  UC998921  Lithophragma affine P. O. Schallert 1944-4-20 Los Angeles Monrovia Canyon Comment
  POM92064  Lithophragma affine subsp. mixtum H. E. Hasse 1890-04 s.n. Los Angeles [Los Angeles?] Comment
  UCR79373  Lithophragma heterophyllum Steve Boyd, Walter Appleby 1993-4-22 7983 Los Angeles Western San Gabriel Mtns., north of Sylmar & south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Near Los Pinetos Spring, at the head of Los Pinetos Canyon 976 Comment
  RSA527760  Lithophragma maximum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4318 Los Angeles San Clemente Island. East side of island, near Malo Point, second canyon south of Bryce Canyon. Comment
Read comments Feb 20 2014
  RSA588733  Lithophragma tenellum Orlando Mistretta 1994-5-31 1280 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2027 Comment
  RSA610008  Loeflingia squarrosa L. C. Wheeler 1936-4-21 4095 Los Angeles San Dimas Wash. 366 Comment
  SBBG71610  Loeflingia squarrosa R. Hoffmann 1932-4-27 Los Angeles 5 mi N of Lancaster Comment
  RSA680165  Loeseliastrum matthewsii Scott D. White 2003-6-8 9519 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  UC405418  Logfia filaginoides T. S. Brandegee Los Angeles Catalina Comment
  RSA0071930  Logfia gallica Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 37 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  POM356943  Lolium perenne subsp. multiflorum Edwin Kline 1924-5-20 s.n. Los Angeles Los Angeles. Comment
  RSA637496  Lolium perenne subsp. multiflorum Valerie L. Soza, LeRoy Gross 1999-7-15 632 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 822 Comment
  UCR2527  Lolium temulentum F. M. Reed 1920-4-11 4454 Los Angeles Reeves Ranch south of Covina 305 Comment
  RSA601554  Lomatium dasycarpum subsp. dasycarpum L. C. Wheeler 1967-6-15 9830 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. Comment
  UC1595805  Lomatium mohavense Tim Ross 1992-4-4 6074 Los Angeles s.w. base to summit Adobe Mt. (s.w. Mojave Desert); , Adobe Mt. Quad, Adobe Mt. 926 Comment
  UC184329  Lonicera interrupta A. D. E. Elmer June, 1902 3694 Los Angeles Acton Mt. Gleason Comment
  CAS-BOT-BC234872  Lonicera subspicata var. denudata V. Bailey 1907-10-29 s.n. Los Angeles Santa Monica Mts., (n. slope) Comment
  POM296478  Lonicera subspicata var. subspicata Lyman Benson 1953-5-2 15108 Los Angeles Catalina Island. White's Landing 15 Comment
  RSA406779  Lotus corniculatus N. C. Cooper 1945-5-1 2182 Los Angeles Santa Monica Mountains 762 Comment
  POM18148  Lotus crassifolius var. crassifolius P. A. Munz 1923-5-26 6831 Los Angeles Big Rock Creek 1921 Comment
  POM2470  Lotus crassifolius var. crassifolius D. L. Crawford 1915-6-30 558 Los Angeles Bear Flats, mountains above Claremont 2134 Comment
  UCR11624  Lotus davidsonii E. Lloyd 1933-4-8 3698 Los Angeles Western Transverse Range; Santa Monica Mtns., Temescal Canyon Comment
Read comments Aug 29 2019
  POM50113  Lotus dendroideus var. dendroideus L. W. Nuttall 1921-1-14 1006 Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  UC1587666  Lotus nevadensis var. davidsonii Tim Ross 1991-8-14 5789 Los Angeles 0.5 mi e Lower Pacifico Campground Rd. (Pacifico Mtn Rd); San Gabriel Mountains, Pacifico Mtn. U.S.G.S. 7.5' Quad. 1926 Comment
  RSA646117  Lotus procumbens var. procumbens Orlando Mistretta 1994-4-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1159 Comment
  POM9652  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-15 4005 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  RSA701050  Lotus scoparius Steve Boyd, Amber Maurice 2004-5-18 11340 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  UCR50863  Lotus scoparius A. C. Sanders 1988-5-18 7838 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA90336  Lotus scoparius F. W. Peirson 1920-3-30 98 Los Angeles Brae-burn road, Altadena. Comment
  POM212061  Lotus scoparius var. brevialatus C. B. Wolf 1931-7-2 s.n. Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  RSA498836  Lotus scoparius var. brevialatus Edwin Kline 1924-6-22 14836 Los Angeles Pallett Creek Comment
  UC15693  Lotus strigosus J. H. Barber 1897-4-20 Los Angeles Pomona Comment
  UC1584267  Lotus strigosus Tim Ross and Steve Boyd 1990-6-6 2823 Los Angeles Green Valley Pasture San Francisquito Canyon, Lake Hughes U.S.G.S. 7.5' Quad. 926 Comment
  UC864915  Lotus strigosus F. R. Fosberg 1931-3-27 S 4407 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 120 Comment
  RSA406936  Lotus strigosus var. strigosus Reid V. Moran 1941-3-11 701 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch. 300 Comment
  CATA1375  Lotus unifoliolatus Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2497 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  POM9714  Lotus wrangelianus P. A. Munz 1921-4-24 4436 Los Angeles Ridge Road, near Castaic. 610 Comment
  UCR186990  Lupinus bicolor A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31973 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UCR240984  Lupinus bicolor Dan S. Cooper 2010-3-8 20100308- 34 B Los Angeles South Coast; Los Angeles Basin, between Los Angeles River and Forest Lawn Dr., just west of Forest Lawn Cemetery and east of Warner Bros. studios 157 Comment
  HSC43285  Lupinus bicolor David B. Dunn, Epling 1946-4-20 2150 Los Angeles At station #66, Mojave Desert, N side of Palmdale. Comment
  SEINET10484879  Lupinus bicolor subsp. microphyllus David B. Dunn 1955-5-6 Dunn 11851 Los Angeles In stoddard canyon below the fork in road in san antonio canyon. Ca 1.25 years After the fire with through stripping the chaparral out. A few of the sicamores Had a narrow strip of cambium survive on the down canyon side. Live oaks Resprouting from many branches. Shrubs stump sprouting and an abundance of Herbaceous species Comment
  SEINET10484893  Lupinus bicolor subsp. microphyllus David B. Dunn 1947-3-19 Dunn 2924 Los Angeles Collected on the north side of wilshire, 1/2 block e of manning in a vacant Lot. Comment
  CATA501  Lupinus concinnus Sara L. Crockett 1997-4-2 643 Los Angeles Santa Catalina Island: Third N/S-trending ridge on N side of Skull Canyon; 0.65 mile up Skull Canyon from jct. with Middle Canyon Road; ca. 0.25 mile up ridge 304 Comment
  CAS-BOT-BC205151  Lupinus elatus F. W. Peirson; Bulletin Torrey Club 1921-6-16 2438 Los Angeles Waterman Ridge Comment
  SEINET2062860 Image available Lupinus excubitus Steve Myers, Ed. LaRue 1989-3-21 Los Angeles Palmdale area, Elizabeth Lake Rd. at California Aqueduct. San Andres Rift Zone bissects site 883 Comment
  RSA0073382  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-28 10720 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  CAS-BOT-BC216550  Lupinus excubitus var. johnstonii Timothy S. Ross; Steve Boyd 1994-5-11 7768 Los Angeles Central summit area, ca 1750 m WSW of Bear gulch Camp, Liebre Mountain 1732 Comment
  UC16069  Lupinus formosus A. J. McClatchie 1893-3-26 16 Los Angeles near Pasadena; near Pasadena Comment
  UCR99524  Lupinus formosus var. robustus Steve Boyd, Lauren Raz 1997-3-26 9351 Los Angeles San Gabriel Mtns., Liebre Mountains region, northern base of Portal Ridge at mouth of Myrick Canyon, S edge of the Antelope Valley, south of Fairmont Reservoir. 1000 Comment
  POM19125  Lupinus guadalupensis P. A. Munz 1923-4-10 6741 Los Angeles San Clemente Island; wall of canyon S of 'Lemon Tank' Comment
  UCR94467  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles Channel Islands, San Clemente Island, Pyramid Cove 8 Comment
  SBBG113041  Lupinus hirsutissimus S. A. Junak with K. Kirkland 1998-4-30 SCa 561 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  SBBG133411  Lupinus hirsutissimus S. A. Junak, J. Lambert 2005-3-1 Los Angeles N of Mosquito Cove Cyn 358 Comment
  SBBG38749  Lupinus hirsutissimus M. B. Dunkle 1939-4-6 7299 Los Angeles Mosquito Harbor Comment
  RSA0036984  Lupinus latifolius R. G. Swinney 2010-5-29 13407 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  CAS-BOT-BC211696  Lupinus longifolius Theodore Payne 1948-5-15 12286 Los Angeles La Canada Comment
  HSC14847  Lupinus longifolius David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  LA200468  Lupinus longifolius Zaitlin; 1951-3-3 sn Los Angeles Santa Monica Mountains, Big Rock Canyon Rd 152 Comment
  HSC104226  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR125163  Lupinus microcarpus A. C. Sanders, Mark Elvin 2002-6-18 25127 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
  RSA584028  Lupinus microcarpus var. densiflorus T. S. Ross 1990-5-29 2701 Los Angeles San Gabriel Mountains. Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station. 1239 Comment
  POM20546  Lupinus microcarpus var. microcarpus F. W. Peirson 1922-6-4 4223 Los Angeles Soledad Pass, sw Mojave Desert. 945 Comment
  OBI48717  Lupinus sparsiflorus Joseph Andorfer Ewan April1933 10909 Los Angeles Higgins cyn, Santa Monica Mts 457 Comment
  RSA0119540  Lupinus sparsiflorus R. G. Swinney 2014-5-19 16589 Los Angeles San Gabriel Mountains; Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., Colby Fire burn area of 2014, 0.4 miles SSE of Glendora Ridge Mtwy. 622 Comment
  RSA674879  Lupinus sparsiflorus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 724 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 307 Comment
  UCR51923  Lupinus sparsiflorus Steve Boyd, T. S. Elias 1987-4-14 2057 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  RSA617453  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch 914 Comment
  UCR165245  Lupinus succulentus A. C. Sanders, Helen Kennedy 2005-4-13 29466 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
  RSA414318  Lupinus succulentus I. M. Johnston, John P. Hill 1933-3-22 17109 Los Angeles Whites Pt San Pedro Comment
  RSA619105  Lupinus succulentus R. S. Woglum s.n. Los Angeles South Coast: North Hollywood; San Fernando Valley. Comment
  RSA0083315  Lupinus truncatus R. G. Swinney 2010-3-22 12024 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  SD84826  Lupinus truncatus Reid Moran 1941-3-9 692 Los Angeles Santa Catalina Island; ridge north of Middle Ranch. 349 Comment
  UC1587747  Lupinus truncatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker San Clemente Island (1800 ft se of Malo Knoll [1396']); , w fork Near-Death Canyon dr to Mosquito 304 Comment
  UC625020  Lupinus truncatus F. R. Fosberg 1931-3-25 S 4374 Los Angeles near top of s wall Hamilton Canyon Santa Catalina Island; , Hamilton Canyon 100 Comment
  UCR280811  Lupinus truncatus Mitch Provance 2017-6-30 617- 41 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  RSA341620  Lycium californicum F. C. Boutin 1967-4-24 1702 Los Angeles San Clemente Island: E side of island, Wilson Cove. 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
  CATA1955  Lyonothamnus floribundus subsp. floribundus Martin A. Piehl 1962-10-6 62 512 a Los Angeles Santa Catalina Island: Probably in canyon between Pebbly Beach and Renton Mine 0 Comment
  POM308912  Lythrum californicum Unspecified 1942-5-22 627 Los Angeles trail to Flumes 4 and 5 N side, San Dimas Experimental Forest, San Gabriel Mt. Comment
  UCR146542  Machaeranthera canescens Scott D. White 2004-8-11 10695 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  CAS-BOT-BC343073  Madia gracilis Timothy S. Ross; Steve Boyd 1995-6-28 8619 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  RSA669290  Madia gracilis LeRoy Gross, Naomi Fraga 2002-5-10 538 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road (2N16), from Camp Oak Grove to Glendora Mountain Road. 476 Comment
  UCR38921  Madia gracilis B. A. Prigge 1985-6-14 6399 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  RSA435901  Mahonia dictyota Albert J. Perkins 1920-3-20 S.N. Los Angeles San Gabriel Mts. Millards Canon. Comment
  OBI78718  Malacothamnus Jill M. Bushakra, with John Bushakra 2001-6-2 114 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
  RSA0068249  Malacothamnus R. G. Swinney 2010-3-10 11837 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA1998  Malacothamnus davidsonii Carl B. Wolf 1931-5-13 1994 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  RSA279133  Malacothamnus fasciculatus Robert F. Thorne, D. Propst 1974-9-12 45095 Los Angeles Santa Catalina Island. Middle Ranch Canyon at ranch near Thompson Reservoir 213 Comment
  SFV15659  Malacothamnus fasciculatus A. G. Hile 1992-5-10 4 Los Angeles Santa Monica Mountains Malibu, Charmlee Park. Outside main gate. 400 Comment
  UC871305  Malacothamnus fasciculatus F. R. Fosberg 1931-5-5 S 4770 Los Angeles Middle Ranch Dam, Middle Ranch Canyon Santa Catalina Island 200 Comment
Read comments Nov 20 2012
  SEINET8887412  Malacothamnus fasciculatus W. Wheeler 1904-7-5 s.n. Los Angeles Covina. Comment
  RSA0042341  Malacothamnus fremontii Pam De Vries 2013-5-20 7859 Los Angeles Tehachapi Mountains/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. 1036 Comment
  SFV12562  Malacothamnus fremontii M. H. Grayum, D. L. Koutnik 1977-11-25 892 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  RSA0116399  Malacothamnus marrubioides Steve Boyd, T. S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9129 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and northwest of the confluence of Castaic Creek and Fish Creek, ca 1000 ft southeast of transit station Hiway . 951 Comment
  RSA717216  Malacothrix californica Scott D. White, Pam DeVries 2006-5-9 11397 Los Angeles SE Tehachapi Mtns: Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA597391  Malacothrix glabrata Timothy S. Ross, S. D. Boyd 1990-6-18 3509 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  UCR281986  Malacothrix glabrata R. G. Swinney 2014-4-18 16118 A Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  POM362372  Malacothrix saxatilis var. tenuifolia B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  POM362379  Malacothrix saxatilis var. tenuifolia Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  UC33296  Malacothrix saxatilis var. tenuifolia J. Burtt Davy 1888-1 2732 Los Angeles Santa Monica Comment
  UCD134444  Malacothrix saxatilis var. tenuifolia Daryl Koutnik 1978-6-3 519 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  CAS-BOT-BC348001  Malacothrix sonchoides Ira L. Wiggins 1966-4-24 20652 Los Angeles Along Palmdale Boulevard between Street 90 E and Street 150 E, about 15 miles east of Palmdale. Mohave Desert Comment
  UCR258503  Malosma laurina R. G. Swinney 2010-6-23 13317 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  OBI12377  Malva assurgentiflora Louis C. Wheeler 1932-8-28 1307 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  UC66825  Malva parviflora N. K. Berg 1904-4-16 Los Angeles San Pedro Comment
  UCSB47297  Malva parviflora Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd., 1 mile north of Ganado Dr. Rancho Palos Verdes 335 Comment
  UCR98787  Marah horrida Steve Boyd, T. S. Ross 1997-3-21 9218 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  UCR210733  Marah macrocarpa R. G. Swinney 2009-1-19 9997 Los Angeles San Gabriel Mtns., Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  RSA0077296  Marah macrocarpa R. F. Thorne, Jim Henrickson 1963-5-5 32286 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  SBBG128431  Marrubium vulgare M. L. Hoefs 1994-5-21 1844 Los Angeles SE end of Renton Mine Rd 262 Comment
  RSA0036893  Marrubium vulgare Jami Liberi 1983-4-16 11 Los Angeles In Claremont, across the street from the San Antonio Dam. 640 Comment
  RSA409822  Marrubium vulgare Ora M. Clark 1928-12-23 1388 Los Angeles N of San Pedro. Comment
  RSA409840  Marrubium vulgare Frances Runyan 1971-7-14 s.n. Los Angeles Moist draw, 3 1/2 miles west of Acton, Agua Dulce Canyon Road, Agua Dulce. 701 Comment
  SEINET7950518  Marrubium vulgare E. D. Palmer s.n. Los Angeles Riv[er?] Comment
  CAS-BOT-BC422751  Meconella denticulata Geo. B. Grant 1901-5-1 1009 Los Angeles Eagle Rock Canon [Canyon] Comment
  RSA663311  Melaleuca citrina A. C. Sanders 1988-2-18 7686 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
Read comments Jun 5 2006
  CATA693  Melica imperfecta Mark L. Hoefs 1991-4-26 1186 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  RSA547820  Melica imperfecta Timothy S. Ross 1990-6-20 3626 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA707835  Melica imperfecta L. M. Prince, N. Refulio Rodriguez 2002-3-25 2 -281 Los Angeles Los Angeles National Forest north of Claremont. ~4 km north of San Antonio Dam on Mt. Baldy Rd. In NE facing ravine. 900 Comment
  UC934027  Melica imperfecta H. L. Cogswell 1951-5-8 94 Los Angeles .66 mi n San Dimas Foothill County Park (on small flat near bottom or n of small valley) 441 Comment
  UCR165241  Melica imperfecta A. C. Sanders, Helen Kennedy 2005-4-13 29483 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  CAS-BOT-BC281095  Melica stricta A. D. E. Elmer 1902-6-1 3719 Los Angeles Acton, Mt Gleason Comment
  UCR219255  Melilotus albus Lorraine Weller 2009-8-27 082709- 01 Los Angeles Project Youth Green garden, 12467 West Osborne St., Pacoima 316 Comment
  CATA909  Melilotus indicus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1750 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  SEINET3131668  Melilotus indicus G. B. Grant 1901-1-1 768 Los Angeles Pasadena Comment
  UCR271907  Melilotus indicus R. G. Swinney 2010-5-7 12584 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA535330  Melilotus indicus Tim S. Ross 1991-5-20 5356 Los Angeles San Clemente Island: Un-named knoll ca 5100 feet S of Wilson Cove Settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  LA200587  Mentha canadensis J. A. Ewan; 1931-10-24 5264 Los Angeles 220 Comment
  UCD168373  Mentzelia J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR101713  Mentzelia B. G. Pitzer 1998-5-23 3760 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR131363  Mentzelia Jeremiah George 2001-3-17 s.n. Los Angeles South Coastal Plains Region, City Hall property, Rancho Palos Verdes 213 Comment
  RSA602460  Mentzelia laevicaulis Scott D. White 1997-5-14 5134 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
  UC1922363  Mentzelia micrantha Valerie Soza, Susan Caplow 2003-4-11 1630 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  SEINET7063590  Mentzelia pectinata A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Route 138. UTM Zone 11, 412011mE, 3820416mN. (WGS84/NAD83). 898 Comment
  RSA666627  Mentzelia veatchiana A. C. Sanders, D. Malueg 1998-6-22 22041 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
Read comments Apr 10 2008
  POM147513  Mesembryanthemum nodiflorum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA233562  Mesembryanthemum nodiflorum R. F. Thorne 1970-3-6 39397 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  SBBG95274  Mesembryanthemum nodiflorum M. B. Dunkle 1928-4-9 1812 Los Angeles Emerald Bay 4 Comment
  UCR95306  Micropus californicus var. californicus Steve Boyd, Michael Wall 1996-5-16 8775 Los Angeles San Gabriel Mtns., Ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, c. 0.4 road mi. south of junction with 5N30, south of Red Mountain. 671 Comment
  SBBG113265  Microseris douglasii S. A. Junak 1997-3-27 SCa 357 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  LA47054  Microseris heterocarpa Peter H. Raven; 1960-4-8 15018 Los Angeles 213 Comment
  UCR126585  Microseris heterocarpa A. C. Sanders 2003-4-16 26021 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  RSA599287  Microseris lindleyi Steve Boyd, Lauren Raz 1997-3-31 9423 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. 914 Comment
  UCR96329  Microseris lindleyi B. G. Pitzer 1996-4-20 2684 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  UCR186906  Microseris sylvatica A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32032 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR189962  Mimulus R. G. Swinney 1998-6-12 6959 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  RSA599335  Mimulus androsaceus Steve Boyd, Lauren Raz 1997-3-26 9363 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  LA51932  Mimulus aurantiacus Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SEINET10796553  Mimulus aurantiacus George Yatskievych, Michael D. Windham; Fay, Wei Li 2011-5-12 Yatskievych 11 -18 Los Angeles Along dirt road (Big Rock Creek Road) to South Fork campground, heading S off Big Pines Highway, Angeles National Forest, N side of San Gabriel Mountains. 1254 Comment
  SDSU19649  Mimulus aurantiacus var. parviflorus Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2205 Los Angeles San Clemente Island, south side of Eagle Canyon. 457 Comment
  JEPS11719  Mimulus aurantiacus var. pubescens Francis W. Pennell 1940-6-25 26004 Los Angeles Mount Wilson 1676 Comment
  RSA491789  Mimulus aurantiacus var. pubescens James L. Reveal 1988-5-17 6786 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west off the Bouquet Canyon Road between Palmdale and Saugus. 945 Comment
  RSA161122  Mimulus aurantiacus var. puniceus Peter H. Raven 1962-5-12 17819 Los Angeles Santa Catalina Island. Above Emerald Bay. 122 Comment
  POM50561  Mimulus brevipes L. R. Abrams 1901-4-3 1279 Los Angeles Santa Monica Mountains. Comment
  RSA703544  Mimulus brevipes Michael Honer 2004-6-22 2004 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UC56440  Mimulus brevipes H. P. Chandler 1902-6-3 2000 Los Angeles near Cahuenga Peak; Brush Canyon Comment
  HSC12518  Mimulus cardinalis Wendell Wood 1970-6-22 30 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA0110536  Mimulus floribundus R. G. Swinney 2010-6-1 13136 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
  RSA629682  Mimulus floribundus Scott D. White, Dave Bramlet 1998-8-11 7043 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA795195  Mimulus floribundus Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0137 Los Angeles South side California State Route 2 in seep between mile markers 66.82 and 66.43. 2239 Comment
  SFV7519  Mimulus floribundus S. Feldman, M. H. Grayum 1975-5-13 134 Los Angeles Santa Monica Mountains Spring at head of Las Flores Canyon. Near Rambla Pacifico Road about 0.5 miles south of junction with Schueren Road. 488 Comment
  SFV6172  Mimulus glaucescens R. M. Muran 1974-5-28 85 Los Angeles Santa Monica Mountains Along road by Seminole Hot Springs. 396 Comment
Read comments Jul 13 2018
  LA51862  Mimulus guttatus Peter H. Raven; David S. Verity 1960-5-7 15348 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA226245  Mimulus guttatus Gary D. Cromwell, David W. Wheat 1971-7-1 697 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  SEINET3159676  Mimulus guttatus G. B. Grant, W. Wheeler 1904-1 789 /6135 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California. Comment
  UC26962  Mimulus guttatus Harley P. Chandler 1897-1-1 Los Angeles Claremont 396 Comment
  RSA230755  Mimulus guttatus Robert F. Thorne, M. Z. Thorne 1969-7-10 38443 Los Angeles San Gabriel Mountains, Angeles National Forest: N of Jackson Lake 1860 Comment
  JEPS11361  Mimulus nasutus Frank W. Peirson 1920-5-6 2125 Los Angeles Fish Canyon San Gabriel Mountains 609 Comment
  CAS-BOT-BC9664  Mimulus palmeri Wesley O. Griesel s.n. Los Angeles State Hwy. #2, Newcombs Ranch, San Gabriel Mts. 1828 Comment
  RSA0011603  Mimulus parishii Orlando Mistretta, Christine Mistretta 2011-6-14 5688 Los Angeles N edge of San Gabriel Mountains, 1.3 air miles N of Aliso Cyn Rd, 2.3 air miles S of Vincent, 0.8 miles W of Angles Forest Hwy. 1108 Comment
  SBBG127060  Mimulus parishii A. Parikh, N. Gale 2011-6-10 3443 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  RSA594563  Mimulus pilosus Louis C. Wheeler 1967-7-30 10273 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground. 1006 Comment
  CAS-BOT-BC388656  Minuartia douglasii C. F. Baker 1909-5-15 5351 Los Angeles Mts near Claremont Comment
  RSA778872  Minuartia douglasii Orlando Mistretta, Christine Mistretta 2010-6-1 5227 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
  SBBG17882  Mirabilis californica P. H. Raven 1962-4-11 17307 Los Angeles just S of Eel Pt 6 Comment
  RSA0026048  Mirabilis jalapa Phillip Robinson 1991-5-9 353 Los Angeles Sycamore Canyon 0.25 miles S of intersection of Beverly Blvd. and Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. Comment
  RSA0027972  Mirabilis laevis var. crassifolia Tim S. Ross, Annette Ross 1991-3-7 4140 Los Angeles Elephant Hill: western Pomona. 274 Comment
  RSA464658  Mirabilis laevis var. crassifolia M. B. Dunkle 1938-3-20 5256 Los Angeles Palos Verdes Hills, Los Angeles. Comment
  UC1368767  Mirabilis laevis var. villosa J. L. Strother and A. R. Smith 1970-4-30 890 Los Angeles State Road N6 to Devils Punch Bowl, above Pearblossom 1097 Comment
  CDA23888  Mirabilis multiflora var. pubescens T. C. Fuller 1963-6-25 10701 Los Angeles North side of Avenue D (Highway 138) to Lancaster, 0.9 mile east of 24th Street, 19.4 miles east of Gorman, west of Mojave Desert. 0 Comment
  RSA0047917  Monardella australis subsp. cinerea R. G. Swinney 2010-9-23 13881 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  UC586836  Monardella australis subsp. cinerea Joseph Andorfer Ewan 1934-8-6 8312 Los Angeles e slope North Baldy; San Gabriel Mts. 2743 Comment
  UC1124620  Monardella breweri subsp. glandulifera Jerome S. Horton 1936-8-12 378 Los Angeles Brown's Flat Cucamonga Quadrangle Comment
  RSA680174  Monardella exilis Scott D. White 2003-6-8 9508 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA84227  Monardella linoides F. W. Peirson 1922-7-5 3160 Los Angeles Elevation north of Big Pines called La Montaine 2226 Comment
  UC50102  Monolopia lanceolata W. H. Brewer Feb. 1861 185 Los Angeles Cahuenga Pass Comment
  UCR275023  Monolopia lanceolata Michael Honer, Rachel Woodard 2006-4-18 2203 Los Angeles Tehachapi Mountains area, 3 miles [east] of Quail Lake, 100 m north of Hwy 138, along ranch road paralleling Hwy 138 945 Comment
  UCR96140  Monolopia lanceolata B. G. Pitzer 1996-4-21 2716 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  SD230266  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin park: Albarnes Station, east side San Gabriel Wash, just north of Valley Blvd. Comment
  LA33475  Mucronea californica Peter H. Raven; Henry J. Thompson 1959-6-4 14318 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA0072146  Mucronea perfoliata Orlando Mistretta, Mike Hammitt 1991-4-16 s.n. Los Angeles Bee Canyon. 582 Comment
  RSA392757  Mucronea perfoliata Anstruther Davidson 1906-01 1948 Los Angeles Big Rock Creek Comment
Read comments Aug 12 2017
  RSA733133  Muhlenbergia californica R. G. Swinney 1998-7-30 6595 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  RSA733665  Muhlenbergia californica R. G. Swinney 1998-8-5 6636 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
  RSA0097619  Muhlenbergia rigens R. G. Swinney 2011-5-26 14869 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. 1061 Comment
  UCR192567  Muilla maritima A. C. Sanders 2008-4-10 34808 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  CAS-BOT-BC327742  Munzothamnus blairii Peter H. Raven 1962-4-12 17310 Los Angeles San Clemente Island. Large canyon below the Tomb. 243 Comment
  SBBG31499  Munzothamnus blairii R. M. Beauchamp 1967-3-18 Los Angeles in cyn below Lemon Tank 243 Comment
  UC1234688  Munzothamnus blairii Peter H. Raven 1962-4-12 17310 Los Angeles Large canyon below Tomb, San Clemente Island 243 Comment
  UCR117678  Myriophyllum spicatum Scott D. White 1997-5-21 5195 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  SBBG13272  Myriopteris newberryi M. A. Piehl 1962-6-9 62328 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA603584  Najas marina L. C. Wheeler 1947-9-14 6628 Los Angeles North of El Monte: Peck Road, near Arrow Highway. Comment
  RSA592211  Nama Louis C. Wheeler 1967-5-12 9456 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC1537545  Nama demissa Gordon H. True Jr. 1935-3-17 118 Los Angeles Lovejoy Butte 853 Comment
  CAS-BOT-BC259800  Nassella cernua Timothy S. Ross 1995-4-7 8364 Los Angeles Liebre Mountains. Old Ridge Route: 1.4 miles NNW of its intersection with Templin Highway, headwaters of Canton Canyon 902 Comment
  RSA533451  Nassella cernua Timothy S. Ross 1991-4-21 4541 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA484106  Nassella lepida Harry H. Stone 1936-4-11 s.n. Los Angeles Griffith Park. Comment
  RSA627530  Nassella lepida Sandra Leatherman, Fred M. Roberts, B. Leatherman, Trish Smith 1998-5-23 19 Los Angeles Black Star Canyon: SPur Road off of Black Star Canyon road. 335 Comment
  RSA736058  Nasturtium officinale L. M. Prince 2007-12-3 503 Los Angeles Vons grocery store. Baseline Road, Claremont. Comment
  RSA746808  Navarretia atractyloides Michael Honer 2003-7-8 1845 -A Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway junction with Ridge Rt. Rd. 396 Comment
  RSA188282  Navarretia hamata subsp. leptantha R. F. Thorne 1966-6-2 36517 Los Angeles Santa Catalina Island: dry margin of Echo Lake, NNE of Black Jack Mt. 412 Comment
  UC729521  Navarretia hamata subsp. leptantha Carl B. Wolf 1932-5-13 Los Angeles Hamilton Canyon, along ridge fence-line Santa Catalina Island 243 Comment
  CAS-BOT-BC233561  Navarretia prostrata L. R. Abrams 1899-5-1 s.n. Los Angeles Inglewood Comment
  SFV20780  Navarretia pubescens T. Sagar 2007-5-29 s. n. Los Angeles Santa Monica Mountains Malibu Springs Trail from Decker School Road, northwest of Nicholas Flat. 475 Comment
  LA94322  Nemacladus ramosissimus Peter H. Raven; David S. Verity 1960-5-7 15347 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA0068082  Nemacladus secundiflorus R. G. Swinney 2010-5-19 12841 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
  POM8921  Nemophila maculata P. A. Munz 1921-3-25 4479 Los Angeles Claremont. Comment
  SEINET4080335  Nemophila menziesii R. Moran 1941-1 681 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  UCR172782  Nemophila menziesii Wayne Law, Jun Hu 2000-4-30 05 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  UC1871057  Nemophila menziesii var. integrifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4789 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
  UCR138699  Nerium oleander L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Pacoima Canyon at Ant Canyon 678 Comment
  RSA426674  Nicotiana bigelovii H. L. Bauer 1933-08 18008 Los Angeles Woodland. 305 Comment
  RSA651334  Nicotiana glauca R. S. Woglum 1930-5-17 s.n. Los Angeles Pasadena. Comment
  RSA683177  Nicotiana glauca LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1097 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SBBG106201  Nicotiana glauca S. A. Junak with M. C. Hochberg, H. Ferguson 1981-7-28 SCl 16 Los Angeles N portion of island, around photo management building, on E side of Main Rd, just N of intersection with rd to NOTS Pier 219 Comment
  UCR51487  Nicotiana glauca A. C. Sanders 1987-12-4 7582 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  UCR261559  Nothoscordum inodorum Hsu-Han Lee 2015-4-11 s.n. Los Angeles Puente Hills, Rowland Heights, on Adney Street 150 Comment
  UC20406  Oenothera californica subsp. californica H. M. Hall 1896-8-7 296 Los Angeles Schwartout Canyon San Antonio Mountains (summit) 2042 Comment
  CHSC22128  Oenothera deltoides Robert A. Schlising 1972-6-1 3042 Los Angeles 1.0 mi SW of jct hwy N2 and Spunkey Canyon Road, along latter. Comment
  UC1007148  Oenothera elata subsp. hirsutissima Philip A. Munz 1935-9-19 13988 Los Angeles Claremont Comment
  SEINET10457478  Olea europaea Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4765 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  POM311523  Opuntia ficus-indica Lyman Benson 1963-6-20 16341 Los Angeles Pomona, Walnut Ave. 1/4 mile from Puddingdtone Ave just north of Carrion House. 274 Comment
  POM284096A  Opuntia littoralis Lyman Benson 1955-9-3 15590 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  POM317770  Opuntia littoralis David Walkington 1964-2-9 230 Los Angeles Santa Catalina Island. Hamilton Canyon near auto wreck yard and boat landing. 30 Comment
  SEINET7881028 Image available Orobanche bulbosa F. R. Fosberg 1931-1 S 4687 Los Angeles Headquarters of Suraim Canyon NE slope Black Jack Mt. Santa Catalina Island. Comment
  JEPS19480  Orobanche cooperi Herbert L. Mason 1926-4-26 3021 Los Angeles Mohave Desert, Little Rock Creek Little Rock Creek; Mohave Desert, Little Rock Creek Comment
  RSA0070934  Orobanche fasciculata F. R. Fosberg, J. Ewan 1931-8-12 4889 Los Angeles Summit Mount Islip. San Gabriel Mts. 2499 Comment
  LA104167  Orobanche uniflora David Hollombe; 1985-4-18 sn Los Angeles 140 Comment
  RSA402092  Orthocarpus purpurascens Geo. L. Moxley 1917-4-15 s.n. Los Angeles On grassy hillside, Eagle Rock Comment
  RSA599331  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-26 9359 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UC213217  Osmorhiza berteroi I. M. Johnston 1918-7-6 2084 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2133 Comment
  RSA600084  Osmorhiza brachypoda Steve Boyd, Lauren Raz 1997-5-20 9797 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 7N23 and 7N08. 1341 Comment
  UC412650  Osmorhiza brachypoda Geo. B. Grant Apr 1903 1371 Los Angeles Old Wilson trail Sierra Madre Comment
  RSA128260  Oxalis albicans subsp. californica H. J. Thompson 1959-3-31 1907 Los Angeles 1 mile north of Mulholland Highway, 1.8 miles south of Malibu Junction, Cornell Road 274 Comment
  RSA754604  Oxalis corniculata Robert F. Thorne 1980-4-27 54152 Los Angeles Avalon, at boat landing 3 Comment
  RSA599240  Oxalis pes-caprae Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. [added later:] NW of Glendora. 412 Comment
  RSA641431  Oxypolis occidentalis L. C. Wheeler 1967-8-24 10501 Los Angeles Angeles National Forest: SW slope of Mt. Waterman 2164 Comment
  UCR204026  Oxytheca parishii R. G. Swinney 2001-9-15 8150 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  RSA392903  Oxytheca parishii var. parishii Bonnie C. Templeton 1932-8-25 5098 Los Angeles Big Rock Creek, San Gabriel Mts. 1905 Comment
  RSA629689  Oxytheca parishii var. parishii Scott D. White, Dave Bramlet 1998-8-11 7050 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA473132  Packera breweri C. Epling, L. C. Wheeler 1933-6-4 1848 Los Angeles Sandbergs near Quail Lake. 1311 Comment
Read comments Jan 25 2012
  UCR150659  Paeonia californica James Henrickson 1985-3-31 19796 Los Angeles c. 3 mi SW of Newhall just south of Calgrove Ave about 0.5 mi east of the freeway 370 Comment
  RSA434240  Paeonia californica Sam Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon 549 Comment
  UCR126360  Panicum miliaceum subsp. miliaceum A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27129 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA746999  Papaver californicum R. G. Swinney 2003-5-3 8191 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, upper drainage on ridge between Pavil and Pine canyons 793 Comment
  UCR76423  Parietaria hespera var. hespera T. S. Ross 1992-4-14 6152 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  UC2061665  Paspalum distichum R. E. Riefner Jr. 2007-7-1 07 -290 Los Angeles City of San Dimas, Puddingstone Reservoir, Bonelli Regional Park, East Shore Dr. Comment
  UCR110909  Passiflora caerulea A. C. Sanders, D. Malueg 1998-6-22 22018 Los Angeles Rosemead, S side of I-10 Fwy, Rockhold Ave. at Dorothy St., west of Walnut Grove Ave., along SCE powerlines 84 Comment
  UCR178615  Passiflora caerulea R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora, Hook Canyon Debris Basin 427 Comment
Read comments Oct 5 2020
  UCR214047  Pectocarya penicillata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37973 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UC882256  Pectocarya penicillata I. W. Clokey and B. C. Templeton 1930-4-8 4674 Los Angeles San Francisquita 550 Comment
  SBBG63497  Pectocarya setosa R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  RSA368821  Pectocarya setosa Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 966 Los Angeles Roadside, Big Pines Hwy. midway between pearblossom and Valyermo 1037 Comment
  RSA368825  Pectocarya setosa Robert Gustafson, Christopher Davidson 1977-4-20 429 Los Angeles Devils Punch Bowl County Park, along the trail descending to the stream below the campsite 1219 Comment
  LA51895  Pedicularis densiflora C. L. Hogue; 1954-3-6 sn Los Angeles Comment
  SBBG68681  Pedicularis densiflora L. Ackley -Mar-1927 1089 Los Angeles Laurel Cyn 304 Comment
  SFV5830  Pedicularis semibarbata M. L. Vincent 1964-6-24 589 Los Angeles San Gabriel Mountains On Old Blue Ridge Road 1 mile from Angeles Crest Highway at road to private camp for horseback overnights -- Jackson Flats. 2285 Comment
  RSA425330  Pedicularis semibarbata Albert J. Perkins 1928-4-23 s.n. Los Angeles Mt. Pacofico. 1677 Comment
  CAS-BOT-BC67722  Pellaea andromedifolia Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island Comment
  RSA592605  Pellaea andromedifolia Mark Hoefs 1973-3-17 128 Los Angeles Santa Catalina Island: hanging from slope near Ben Weston Beach Road. 60 Comment
  RSA686719  Pellaea andromedifolia F. R. Fosberg 1931-4-15 R 91 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  UC535314  Pellaea andromedifolia Ira W. Clokey, B. Templeton May 1929 4536 Los Angeles Mandeville Canyon; Santa Monica Mts 450 Comment
  RSA686723  Pellaea andromedifolia M. Bisbee 1917-5-3 s.n. Los Angeles N side Eagle Rock Valley Comment
  POM307091  Pellaea andromedifolia var. andromedifolia Henry J. Ramsey, Henry J. Ramsey 1939-1-1 1964 Los Angeles Eaton Canyon, Altadena. Comment
  LA200085  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-12 1669 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker Rd., ca. 1 mi. E of the Ventura Co. line. 304 Comment
  POM296979  Pellaea mucronata var. mucronata Karen Hosterman 1957-4-8 976 Los Angeles Santa Catalina Island; north side of Avalon Comment
  RSA509606  Pennisetum clandestinum L. C. Wheeler 1966-10-25 9086 Los Angeles San Gabriel Canyon at El Encanto. Comment
  POM364498  Pennisetum setaceum Anstruther Davidson 1917-07 3159 Los Angeles Los Angeles Comment
  RSA573733  Penstemon centranthifolius Tim S. Ross 1992-7-17 6722 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  SEINET13387026 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15169 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  UCR141035  Penstemon centranthifolius June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  POM305759  Penstemon centranthifolius Henry J. Ramsey, Henry J. Ramsey 1957-3-26 965 Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA230062  Penstemon centranthifolius Robert F. Thorne 1971-6-26 40595 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  UCR206271  Penstemon grinnellii R. G. Swinney 2008-6-10 9016 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCSB33712  Penstemon grinnellii Miller, Brian 1963-6-15 Los Angeles Singing Springs, Mill Creek Canyon; San Gabriel Mts 1219 Comment
  NY601172  Penstemon grinnellii R. G. Olmstead 1986-4-8 799 Los Angeles Horseflats Road from Cloudburst Summit. 2017.8 Comment
  UCR270222  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-6-15 15168 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  RSA407933  Penstemon heterophyllus Martha Hilend 1928-5-27 s.n. Los Angeles Hills near Elizabeth Lake. Comment
Read comments Jun 14 2012
  UCR178791  Penstemon heterophyllus subsp. australis R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Colby Fire Rd., 100 yards south of Glendora Mtn. Road. 488 Comment
  UCR142908  Penstemon heterophyllus var. heterophyllus B. C. Templeton, H. J. Andrews 1938-6-22 1690 Los Angeles San Gabriel Mtns., Mint Canyon near the crest 854 Comment
  CAS-BOT-BC174669  Penstemon labrosus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  POM156330  Penstemon labrosus L. R. Abrams 1902-6-30 2606 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  UCR146453  Penstemon labrosus Orlando Mistretta 1993-6-28 906 Los Angeles San Gabriel Mountains, Angeles National Forest. Table Mountain; Sunrise ski area 2226 Comment
  POM175367  Penstemon rostriflorus Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  UC457236  Penstemon speciosus Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp San Gabriel Mts., Big Pines Camp Comment
  RSA401879  Penstemon speciosus Bonnie C. Templeton 1932-6-19 4923 Los Angeles Big Pines Park, San Gabriel Mts. Comment
  POM308402  Penstemon spectabilis Henry J. Ramsey, Henry J. Ramsey 1937-12-7 3118 Los Angeles Altadena, North Craig Avenue. Comment
  SFV3441  Penstemon spectabilis M. L. Vincent 1961-5-10 46 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles east of Seminole Hot Springs. Comment
  SBBG20541  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-7 6342 Los Angeles shallow cyn, 200 ft N of lighthouse, N of Pyramid head 53 Comment
  CATA515  Pentagramma triangularis subsp. viscosa Sara L. Crockett 1997-4-9 660 Los Angeles Santa Catalina Island: 0.6 mile up Hermit Gulch Trail from Hermit Gulch CG, S side of trail 219 Comment
  CAS-BOT-BC355961  Perityle emoryi M. B. Dunkle No date on label 7341 Los Angeles Southeast bluffs, Santa Barbara Island Comment
  POM122301  Perityle emoryi Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  LA33810  Persicaria lapathifolia Peter H. Raven; Henry J. Thompson 1959-10-14 14636 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  UCR264069  Phacelia bicolor John F. Green 2008-3-26 308- 09 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  RSA427670  Phacelia brachyloba C. Epling, Louis C. Wheeler 1933-6-4 1758 Los Angeles Near Summit, Ridge Route. 1524 Comment
  SBBG64846  Phacelia brachyloba R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  IRVC28571  Phacelia cicutaria var. hispida A. C. Sanders, Mark Elvin, et al. 2003-4-14 25964 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 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
  UC1922307  Phacelia cicutaria var. hispida Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 755 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. Near 34deg 12' 23.9'' N 118deg 17' 45.9'' W T1N R14W N/2, NE/4 sec. 1; T2N R14W SE/4, SE/4 Comment
  UCR126818  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  UCR155394  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato 2005-5-24 30263 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR199827  Phacelia cicutaria var. hispida Steve Boyd, Amber Maurice 2004-5-18 11327 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
  JEPS2194  Phacelia cicutaria var. hispida F. W. Peirson 1918-6-1 161 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  RSA701180  Phacelia cicutaria var. hispida Walter Wisura 2003-6-30 5169 Los Angeles Evey Canyon. Comment
  RSA733281  Phacelia cryptantha R. G. Swinney 2001-6-16 7975 Los Angeles San Gabriel Mtns.: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
  RSA746565  Phacelia cryptantha Orlando Mistretta 1992-5-21 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA74937  Phacelia davidsonii F. W. Peirson 1921-6-14 2826 Los Angeles San Gabriel Mountains. Pine Flats, headwaters of Tujunga Creek. 1677 Comment
  UCR273542  Phacelia davidsonii R. G. Swinney 2011-6-22 15240 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  UCR281169  Phacelia distans R. G. Swinney 2014-5-7 16426 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
  UCR11820  Phacelia imbricata H. J. Thompson 1960-6-7 3075 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy. 1mi west of Las Virgenes Road. Malibu Creek drainage 274 Comment
  RSA74922  Phacelia imbricata subsp. imbricata F. W. Peirson 1905-5-28 974 Los Angeles Rubio Wash above New York Ave., Pasadena 366 Comment
  RSA0098611  Phacelia imbricata subsp. patula R. G. Swinney 2011-6-14 15118 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA747420  Phacelia lemmonii R. G. Swinney 2008-5-12 8847 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UC191994  Phacelia lemmonii Samuel B. Parish June 1887 1880 Los Angeles Rock Creek Comment
  POM3760  Phacelia longipes C. F. Baker 1909-5-15 5318 Los Angeles Mountains near Claremont. Comment
  RSA607195  Phacelia longipes Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1128 Comment
  LA39089  Phacelia longipes Mary Reynolds; 1940-8-25 s.n. Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  RSA155911  Phacelia lyonii Peter H. Raven 1962-5-22 17829 Los Angeles 1 mile W of Cherry Canyon along coastal bluffs Comment
  SBBG95265  Phacelia lyonii M. B. Dunkle 1928-10-7 1989 Los Angeles Middle Ranch Gorge Comment
  CAS-BOT-BC482461  Phacelia minor R. G. Swinney 2010-4-20 12287 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2--0.4 mi N of Gavina Ave., near E end of Wallabi Ave. 433 Comment
  RSA0085403  Phacelia minor R. G. Swinney 2010-4-23 12353 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA0120160  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. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  UC1174700  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UCR258567  Phacelia ramosissima R. G. Swinney 2010-5-29 13016 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  RSA191367  Phacelia ramosissima var. latifolia Robert F. Thorne, M. Z. Thorne 1967-7-19 37126 Los Angeles San Gabriel Mountains, Angeles National Forest; 0.5 mile above Coldbrook Station 1098 Comment
  RSA74785  Phacelia ramosissima var. latifolia F. W. Peirson 1920-6-10 2159 Los Angeles foot of Echo Mt. trail San Gabriel Mts. 579 Comment
  SFV13269  Phacelia tanacetifolia M. J. Thor 1983-4-16 177 Los Angeles Mojave Desert Hi Vista, north of Saddle Back Butte State Park along 200th Street. 933 Comment
  SFV6221  Phacelia tanacetifolia R. M. Muran 1974-3-26 55 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  SEINET10660254  Phalaris lemmonii Robert F. Thorne 1973-4-12 Thorne 42957 Los Angeles San Clemente Island. S of Pyramid Cove near Silver Mine, moist bottom of old bomb crater, with Phalaris caroliniana, etc. 30 Comment
  UCR149538  Phlox diffusa R. G. Swinney 1997-6-25 5632 Los Angeles San Gabriel Mtns., west of Wrightwood, c. 0.25 mi. east of Hwy 2, c. 300 m N of Guffy Rd. (3N06) 2317 Comment
  SEINET11771772  Phoenix dactylifera W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  UC1537541  Pholistoma membranaceum Gordon H. True Jr. 1935-3-5 45 Los Angeles 4 mi. s. Palmdale 944 Comment
  SBBG20545  Pholistoma racemosum E. R. Blakley 1963-12-7 6341 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  SD28071  Pholistoma racemosum Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island. Along road to Renton Mine, about due west of Pebbly Beach. 305 Comment
  SEINET4080675  Pholistoma racemosum M. B. Dunkle 1939-1 7219 Los Angeles San Clemente Island. Comment
  UCR282146  Phoradendron bolleanum R. G. Swinney 2014-4-10 16062 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
  UCR187126  Phoradendron densum A. C. Sanders 2006-5-16 32320 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA420806  Phoradendron macrophyllum L. E. Hoffman 1932-2-27 s.n. Los Angeles Big Rock Creek Comment
  CAS-BOT-BC141154  Phoradendron serotinum subsp. macrophyllum Louis C. Wheeler 1932-1-8 432 Los Angeles 2 mi SW Glendora 198 Comment
  CAS-BOT-BC141306  Phoradendron serotinum subsp. tomentosum Del Wiens 1960-6-10 2716 Los Angeles Cobal canyon, N of Claremont 396 Comment
  RSA82209  Phyla lanceolata F. W. Peirson 1951-9-16 1040 Los Angeles Kewen Lake, Pasadena. Comment
  UCR142892  Physalis lancifolia L. C. Wheeler 1932-7-19 965 Los Angeles San Gabriel Valley, 2 miles north of Claremont 412 Comment
  UCR138712  Physalis philadelphica L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  POM6221  Picris echioides I. M. Johnston 1917-6-10 1321 Los Angeles Near Mesmer. Comment
  UC1409122  Pinus contorta subsp. murrayana Robert F. Thorne and J. Dourley 1967-10-3 37290 Los Angeles just s of peak of Mt. Baden-Powell Mt. Baden-Powell (on dry, open rocky ground) 2849 Comment
  RSA86531  Pinus flexilis F. W. Peirson 3997 Los Angeles Blue Ridge 2591 Comment
  SD252215  Pinus halepensis Steven A. Junak 2000-10-14 Sca 1418 Los Angeles Santa Catalina Island: W flank of Black Jack Peak, above road to summit of peak, overlooking Black Jack Bampground. 527 Comment
  RSA774602  Pinus jeffreyi R. G. Swinney 2009-7-29 11401 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA384350  Pinus lambertiana F. R. Fosberg 1931-8-13 S 5677 Los Angeles Islip - Hawkins divide 2300 Comment
  UC215353  Pinus lambertiana George B. Grant and Walter Wheeler 1904-5-17 985 -6233 Los Angeles Mt. Wilson 1524 Comment
  SFV261  Pinus monophylla P. G. Kilburn 1957-12-28 579 Los Angeles San Gabriel Mountains Trail to Devil's Punchbowl. 915 Comment
  UC1595244  Piptatherum miliaceum Tim Ross and Peter Fritsch 1990-6-20 3595 Los Angeles mouth Burro Canyon (near the confluence of the e and w forks of the San Gabriel River); San Gabriel Mountains 445 Comment
  UCR101693  Plagiobothrys arizonicus B. G. Pitzer 1998-5-23 3733 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SBBG53193  Plagiobothrys canescens R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -189 Los Angeles upper Bullrush Cyn, Salta Verde 292 Comment
  UCR94684  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13965 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  RSA0092861  Plantago erecta Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 354 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak. 396 Comment
  UCR261791  Plantago major R. G. Swinney 2010-9-13 13841 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  SEINET8224917  Plantago ovata Jack Rempel \\N-3-20 15313 Los Angeles El Segundo. Comment
  JEPS3448  Plantago patagonica Frank W. Peirson 1921-5-20 2410 Los Angeles Little Rock Creek San Gabriel Mountains 960 Comment
Read comments Sep 26 2010
  RSA228900  Platanthera sparsiflora Robert F. Thorne 1971-8-25 41297 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  RSA755815  Platanthera sparsiflora Richard G. Swinney 2008-7-2 9138 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  CAS-BOT-BC93181  Platanus racemosa Le Roy Abrams 1901-4-3 1253 Los Angeles Santa Monica Mountains. 182 Comment
  RSA401718B  Platanus racemosa N. C. Cooper 1942-6-3 1684 Los Angeles Campus USC Comment
  RSA445688  Platystemon californicus Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  UCR281309  Platystemon californicus R. G. Swinney 2014-4-17 16077 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  SEINET12102786  Platystemon californicus J. F. Bright, Wyman, C. 1931-1 5283 A Los Angeles Collected in Antelope Valley Comment
  RSA720293  Poa annua LeRoy Gross 2007-3-30 2619 Los Angeles Northeast side of the range. Unnamed canyon or east branch of Engleheard Canyon. Hiked this creek from just off a dirt road near the mouth to a little way up canyon., From 34.20590N, 118.24818W, to 34.20117N, 118.25262W. 404 Comment
  SBBG130578  Poa annua S. A. Junak 2000-3-30 SCa 1140 Los Angeles cmpgrd at Little Harbor, just inland from beach 6 Comment
  SBBG131544  Poa annua S. A. Junak 1999-7-16 SCa 1044 Los Angeles near pier at Two Harbors 4 Comment
  UCR182236  Poa annua R. G. Swinney 1997-9-6 5874 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  SBBG127051  Poa palustris A. Parikh, N. Gale 2011-7-7 3543 Los Angeles Barley Flats, 4.3 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1696 Comment
  RSA49403  Poa secunda P. A. Munz 1949-4-26 13087 Los Angeles Near Phelan, Mojave Desert 945 Comment
  RSA608698  Poa secunda L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail, near Big Dalton Canyon. 731 Comment
  CAS-BOT-BC236187  Poa secunda subsp. secunda P. Munz; G. Williams; L. Street 1919-4-5 2433 Los Angeles Puddingstone Canon Comment
  CAS-BOT-BC236195  Poa secunda subsp. secunda Geo. B. Grant 1904-5-18 s.n. Los Angeles Summit of Mount Wilson 1828 Comment
  CAS-BOT-BC236204  Poa secunda subsp. secunda L. R. Abrams 1901-4-1 1475 Los Angeles Santa Monica Mountains Comment
  UCSB458  Poa secunda subsp. secunda H., J. 1935-4-24 Los Angeles San Dimas Exp. Forest; East Fork watershed; trail to flumes 4 & 5; sec. 7, T 1N, R 8W 609 Comment
  RSA0082767  Poa secunda subsp. secunda Ernest C. Twisselmann 1962-4-18 6954 Los Angeles Oso Canyon, 0.5 mile west of Coe Field fence. 1036 Comment
  RSA0102410  Polygonum argyrocoleon Lyman Benson 1948-3-27 12859 Los Angeles Claremont. 365 Comment
  RSA0034989  Polygonum aviculare P. R. Brown 1970-5-19 57 Los Angeles Lower end of Canon de Lana. [county not specified] Comment
  CAS-BOT-BC414306  Polygonum aviculare subsp. neglectum Martin A. Piehl 1962-10-3 62489 Los Angeles California Islands. Along main road near top of Swain's Canyon. Santa Catalina Island 381 Comment
  RSA652779  Polygonum capitatum Monica Acosta 1998-5-19 38 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  LA94057  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1714 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 1.5 mi from mouth of canyon. 213 Comment
  POM244934  Polypodium californicum F. R. Fosberg 1931-4-13 R 87 Los Angeles Santa Catalina Island. Pebble Beach Canyon, right fork. 75 Comment
  UC223678  Polypodium californicum C. F. Millspaugh 1920-6-28 4638 Los Angeles Lover's Cove; Santa Catalina Isl. Comment
  RSA628693  Polypodium californicum L. C. Wheeler 1967-5-15 9581 Los Angeles South side Elsmere Canyon near the mouth. sec. 12. 518 Comment
  SFV164  Polypodium californicum P. G. Kilburn 1957-11-30 554 Los Angeles Santa Monica Mountains Sepulveda Canyon, 3 miles south of Mulholland Road. Steep side canyon, going due west from Sepulveda Blvd. Comment
  RSA579533  Polypogon interruptus Timothy S. Ross, Steve Boyd 1994-5-24 7843 Los Angeles 'Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  SBBG12995  Polypogon interruptus E. R. Blakley 1962-10-5 5454 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  CDA29522  Polypogon monspeliensis Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UCR190274  Polystichum imbricans R. G. Swinney 1998-8-1 6618 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  POM809  Polystichum imbricans subsp. imbricans C. F. Baker 1903-8-2 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  SBBG13053  Populus balsamifera subsp. trichocarpa E. R. Blakley 1961-9-24 4776 Los Angeles cyn upstream from Ben Weston Beach 15 Comment
  LA208528  Populus fremontii subsp. fremontii K. Larson; J. Neel 1950-4-29 43 -b Los Angeles 5 mi. S of Lake Hughes Comment
  RSA569954  Populus fremontii subsp. fremontii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4866 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR189969  Potentilla glandulosa R. G. Swinney 1998-8-31 6873 Los Angeles San Gabriel Mtns., San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy 2378 Comment
  POM43351  Potentilla glandulosa subsp. ewanii F. W. Peirson 1921-6-18 2801 Los Angeles Windy Camp, Mt Islip, San Gabriel Mountains. 2256 Comment
  RSA0091098  Potentilla glandulosa subsp. ewanii R. G. Swinney 2011-8-17 15641 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA0114943  Potentilla glandulosa subsp. ewanii R. G. Swinney 2011-7-29 15587 Los Angeles San Gabriel Mountains; Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA600630  Potentilla gracilis var. fastigiata Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mountains: Big Pines; Headwaters of Mescal Creek. 2043 Comment
  SD114334  Prunus fasciculata Darley F. Howe 1947-5-6 1561 Los Angeles North face of San Gabriel Mountains. 1676 Comment
  RSA453302  Prunus fasciculata var. fasciculata Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  CAS-BOT-BC154943  Prunus ilicifolia Ernest C. Twisselmann 1961-10-31 6678 Los Angeles [Elizebeth] Elizabeth Lake, Liebre Mountains 944 Comment
  RSA657203  Prunus ilicifolia Joseph M. Keefe 2001-1-19 30984 Los Angeles Verdugo Mountains: Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles. 385 Comment
  UC450878  Prunus ilicifolia Fay A. MacFadden 1931-3-17 13 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon 335 Comment
  SD107831  Prunus ilicifolia subsp. lyonii Larry DeBuhr, Gary Wallace 1972-9-2 697 Los Angeles San Clemente Island, near the top of the canyon from Lemon Tank on east side of island 366 Comment
  RSA782215  Prunus virginiana R. G. Swinney 2009-8-25 11489 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  CAS-BOT-BC154781  Prunus virginiana var. demissa Le Roy Abrams; E. A. McGregor 1908-7-3 620 Los Angeles North Baldy Mountain, San Gabriel Mountains 1828 Comment
  RSA719587  Prunus virginiana var. demissa R. G. Swinney 1997-7-16 5673 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
  UCSB6554  Pseudognaphalium beneolens Kraebel, C. 1931-9-10 Los Angeles San Dimas Canyon, SRE plot; Angeles Forest Comment
  SBBG98496  Pseudognaphalium biolettii T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5246 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 388 Comment
  UCR143131  Pseudognaphalium biolettii M. B. Dunkle 1939-4-4 7250 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  POM358757  Pseudognaphalium biolettii Ora M. Clark 1928-12-23 1380 Los Angeles Hermosa Comment
  SFV3675  Pseudognaphalium biolettii P. M. Kennamer 1959-3-23 s. n. Los Angeles Santa Susana Mountains Santa Susana Pass Road, hill southeast of entrance to Iverson Ranch. West facing slope. 396 Comment
  CAS-BOT-BC356721  Pseudognaphalium californicum Le Roy Abrams; E. A. McGregor 1908-7-5 683 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  CATA1145  Pseudognaphalium californicum Mark L. Hoefs 1995-5-23 2136 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  CATA1178  Pseudognaphalium luteoalbum Mark L. Hoefs 1995-5-30 2174 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  CATA1396  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2537 Los Angeles Santa Catalina Island: Echo Lake 438 Comment
  JEPS26166  Pseudognaphalium luteoalbum Peter H. Raven and Henry J. Thompson 1959-9-6 14401 Los Angeles near mouth of dried bed Malibu Creek; Santa Monica Mountains, Malibu Creek 12 Comment
  UC32039  Pseudognaphalium ramosissimum H. P. Chandler 1897-1-25 Los Angeles Leslie Canyon San Antonio Mts., Leslie Canyon 548 Comment
  CAS-BOT-BC357623  Pseudognaphalium stramineum Geo. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  CAS-BOT-BC357636  Pseudognaphalium stramineum Alice Eastwood 1919-5-29 8979 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC357543  Pseudognaphalium stramineum E. Braunton March 865 Los Angeles Playa Comment
  UCR99461  Psilocarphus tenellus L. C. Wheeler 1948-4-26 6637 Los Angeles Pasadena, Oak Grove Park 305 Comment
  LA97679  Psilocarphus tenellus var. tenellus David S. Verity; 1977-5-14 sn Los Angeles 304 Comment
  UCR207974  Pteridium aquilinum var. pubescens F. R. Fosberg 1931-5-7 S 4834 Los Angeles Channel Islands, Santa Catalina Island; Cottonwood Canyon, right/south fork 250 Comment
  RSA690859  Pteridium aquilinum var. pubescens May N. Ackley 1926-1 118 Los Angeles Canada Blvd. Glendale, California Comment
  LA82482  Pterostegia drymarioides O. H. Kappler; 1943-4-18 368 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR101722  Pterostegia drymarioides B. G. Pitzer 1998-5-23 3756 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SEINET10825069  Pueraria lobata Heidi H. Schmidt 1999-10-10 Schmidt 3917 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  LA36841  Purshia glandulosa L. R. Abrams; 1941-4-24 13936 Los Angeles BIg Rock Creek near Valyermo 1280 Comment
  CAS-BOT-BC158666  Purshia tridentata var. glandulosa James R. Shevock 1976-4-24 5019 Los Angeles Along Big Pine highway approx. 2 miles from Big Rock Canyon toward Valyermo, east base of the San Gabriel Mts., Angeles National Forest 1249 Comment
  POM4154  Pycnanthemum californicum D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  RSA0087046  Pycnanthemum californicum R. G. Swinney 2010-9-9 13795 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
  RSA0080459  Pyrola dentata Anstruther Davidson 1906-6-8 1502 Los Angeles Big Rock Creek. 1982 Comment
  RSA0080548  Pyrola dentata R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38877 Los Angeles Near Lodgepole Picnic ground at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Hwy., 1.2 mi. SE of Dawson saddle. 2332 Comment
  CAS-BOT-BC466055  Pyrola picta Charles F. Richter 1920-9-1 s.n. Los Angeles Mt. Waterman, north slope. San Gabriel Mts. Comment
  UCSB61876  Quercus X grandidentata Ewan, Joseph 1934-12-27 Los Angeles Sawpit Cyn. Monrovia Comment
  RSA476836  Quercus agrifolia var. agrifolia George B. Grant 1904-06 s.n. Los Angeles Pasadena. Comment
  UCR276738  Quercus agrifolia var. agrifolia R. G. Swinney 2010-8-11 13506 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  LA202225  Quercus berberidifolia Sharon Johnston; 1957-3-3 6 Los Angeles 243 Comment
  POM273499C  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  UC847959  Quercus berberidifolia I. W. Clokey and B. C. Templeton 1930-4-2 4609 Los Angeles Mulholland Drive Santa Monica Mts. 600 Comment
  UCSB34689  Quercus berberidifolia Nixon, Kevin; Hendon, Emily 1980-5-25 Los Angeles County road N2, Lake Hughes; 7.7 miles southeast of Calif. Hwy 138 (at 3 points rd.) Comment
  RSA0046923  Quercus berberidifolia Rosemarie Beline 1941-07 s.n. Los Angeles Santa Suzanna [Susana] Pass. Comment
  CAS-BOT-BC62564  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-9-21 8303 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; 1623 Comment
  RSA317203  Quercus chrysolepis Michael C. Long 1974-3-24 s.n. Los Angeles Devil's Punchbowl Co. Park, Punchbowl Canyon. 1372 Comment
  RSA381390  Quercus chrysolepis Robert F. Thorne, D. Propst 1970-11-12 41568 Los Angeles Santa Catalina Island, Mount Orizaba along n-facing slopes of ridge from S end of mountain; S side S fork of Fern Canyon. 488 Comment
  UCR223173  Quercus chrysolepis R. G. Swinney 2009-7-22 11326 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  OBI69355  Quercus douglasii John Knapp, Denise Knapp 2002-11-27 15 Los Angeles Santa Catalina Island. N3691515.54 E366078.55 183 Comment
  RSA0116267  Quercus douglasii A. C. Sanders 2006-4-14 32062 Los Angeles Transverse Range; Liebre Mtns. Region: 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 960 Comment
  CAS-BOT-BC86380  Quercus dumosa D. E. Breedlove 1961-9-23 1270 Los Angeles S side of Cherry Canyon; 1 mi inland; Santa Catalina Island 243 Comment
  POM271868  Quercus durata var. gabrielensis Lyman Benson 1947-1-16 12280 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  RSA653358  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 301 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) 305 Comment
  RSA703268  Quercus durata var. gabrielensis D. E. Bramlet 2003-10-1 3529 Los Angeles San Rafael Hills: Chamberlin Debris Basin. Northwest of the Rose Bowl.Near Comment
  RSA477306  Quercus john-tuckeri L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  SEINET10432066  Quercus macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles 1635 Laurel Street, South Pasadena. Comment
  OBI14277  Quercus pacifica H. E. McMinn 1924-7-25 1307 Los Angeles Catalina Island Comment
  SBBG96531  Quercus pacifica M. C. Carroll 1990-9-30 3016 Los Angeles Santa Catalina Island Comment
  UCD45304  Quercus pacifica P. B. Kennedy 1928-3-28 s.n. Los Angeles Ridge above Avalon, Santa Catalina Island, Calif. Comment
  UCSB34858  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Lower end of Swain Canyon, Santa Catalina Island Comment
  POM296972  Quercus tomentella Karen Hosterman 1957-4-8 959 Los Angeles Santa Catalina Island. Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  RSA773788  Quercus wislizeni R. G. Swinney 2009-7-22 11300 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UCR275012  Quercus wislizeni Michael Honer, Rachel Woodard 2006-4-21 2217 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  UCR270945  Quercus wislizeni var. frutescens R. G. Swinney 2011-6-14 15135 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  HSC24486  Rafinesquia californica Gary D. Cromwell, David Wheat 1971-5-14 668 Los Angeles On west side of canyon mouth. Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora. 396 Comment
  RSA188047  Rafinesquia californica R. F. Thorne 1966-4-6 35890 Los Angeles Santa Catalina Island. Between White and Moonstone Coves 15 Comment
  CDA8525  Rafinesquia californica T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Highland Drive & Flintridge, near La Canada. 0 Comment
  CAS-BOT-BC378864  Ranunculus californicus var. californicus Geo. B. Grant 1902-6-1 1109 Los Angeles So. Cal., Lincoln Park Comment
  CAS-BOT-BC378881  Ranunculus californicus var. californicus Marcus E. Jones 1882-5-1 s.n. Los Angeles Pasadena Comment
  UCR200121  Ranunculus hebecarpus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 779 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  UCD115159  Raphanus raphanistrum Gordon J. Pilone 1963-4-15 263 Los Angeles Diamond Bar Ranch, Brea Canyon. Santa Ana Mountain Range. Comment
  CAS-BOT-BC74280  Raphanus sativus Louis C. Wheeler 1932-1-8 433 Los Angeles 2 miles southwest of Glendora. 198 Comment
  UCSB2420  Raphanus sativus Philbrick, Ralph 1955-3-1 Los Angeles South of La Verne, Puddingstone Dam, San Jose Mts. Comment
  UCR108388  Rhamnus californica L. C. Wheeler 1961-6-13 7880 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  SEINET13276728 Image available Rhamnus californica subsp. californica R. G. Swinney 2011-1 15517 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak (Chilao Flat 7.5' Q.) 1170 Comment
  RSA760593  Rhamnus crocea R. G. Swinney 2009-3-10 10072 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  CAS-BOT-BC56004  Rhamnus ilicifolia Alice Eastwood 1919-5-29 8951 Los Angeles San Gabriel Canyon Comment
  UC440398  Rhamnus ilicifolia Carl Epling and Lincoln Ellison 1930-3-15 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UC575016  Rhamnus ilicifolia E. Lloyd 1933-3-25 Los Angeles Temescal Canyon Santa Monica Mts. Comment
  SBBG41308  Rhamnus pirifolia M. R. Benedict 1970-6-27 Los Angeles Cape Cyn Comment
  UC1211038  Rhamnus pirifolia Huron H. Smith 1912-5-29 5026 Los Angeles Santa Catalina Island 396 Comment
  UC592934  Rhamnus pirifolia C. B. Wolf 1932-5-10 Los Angeles back of Avalon (100 yds se of summit of the Equestrian Trail); Santa Catalina Island 304 Comment
  SFV16670  Rhus aromatica P. Wilson, J. M. Albert 1996-6-12 3448 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  CAS-BOT-BC170454  Rhus integrifolia Peter H. Raven 1959-3-1 13814 Los Angeles Vermont Canyon, Griffith Park - Santa Monica Mountains 243 Comment
  RSA233644  Rhus integrifolia R. F. Thorne 1970-3-5 39379 Los Angeles Santa Catalina Island. Upper Avalon Canyon. 61 Comment
  RSA239458  Rhus integrifolia E. R. Blakely 1962-10-5 5420 Los Angeles Santa Catalina Island. Southeast side of Black Jack Mountain toward White s Cove Canyon. 381 Comment
  SBBG78531  Rhus integrifolia F. R. Fosberg 1931-3-18 4286 Los Angeles Hamilton Cyn 20 Comment
  RSA594748  Rhus ovata T. S. Ross 1995-4-7 8365 Los Angeles 'OLD RIDGE ROUTE'': 1.4 road miles NNW of its intersection with Templin Highway; headwaters of Canton Canyon. 893 Comment
  RSA658604  Rhus ovata Marianne Marshall 1981-4-26 11 Los Angeles 0.75 mi N of fire station, East Fork of San Gabriel River on Hiking trail. off E side of trail. Comment
  RSA595692  Rhus trilobata L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  RSA600587  Rhus trilobata var. quinata Steve Boyd, Lauren Raz 1997-4-30 9593 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
  CAS-BOT-BC92432  Ribes aureum var. gracillimum Ellsworth Bethel s.n. Los Angeles Monrovia. Comment
  CAS-BOT-BC93095  Ribes californicum var. hesperium R. Bacigalupi 1925-4-18 1182 Los Angeles Entrance of San Antonio Canon [Canyon]. San Gabriel Mountains. Comment
  LA50720  Ribes californicum var. hesperium A. M. Johnson; 1932-5-30 4081 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  POM98  Ribes californicum var. hesperium C. F. Baker 1930-2-17 406 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA0068232  Ribes indecorum R. G. Swinney 2010-3-10 11840 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  SD90309  Ribes indecorum Robert F. Thorne, M. Z. Thorne 1972-1-30 42173 Los Angeles San Gabriel Mountains; Johnson's Pastures north of Claremont. 548 Comment
  RSA615372  Ribes malvaceum var. viridifolium Scott D. White, Pam DeVries 1997-12-3 6036 -A Los Angeles San Gabriel Mts., San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. below Morris Dam; just SE of private orchard. 259 Comment
  RSA180094  Ribes nevadense Wandalee Thompson 1965-6-26 s.n. Los Angeles San Gabriel Mts. 1890 Comment
  UC1127510  Ribes quercetorum G. E. Sindel 1935-1-7 108 Los Angeles 1 1/4 mi se Quail Lake; Tejon Quadrangle Comment
  RSA578978  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-11 7789 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  CAS-BOT-BC144438  Ribes speciosum Ernest Braunton 1902-3-16 180 Los Angeles Eangle Rock Canyon [Canon] Comment
  RSA0046821  Ricinus communis Erinn Wilson 1996-5-25 24 Los Angeles On dirt road by pasture 10 feet from M lot. Comment
  CATA215  Romneya coulteri Mark L. Hoefs 1973-4-27 200 Los Angeles Santa Catalina Island: Upper Avalon Canyon 100 Comment
  POM155661  Rosa californica M. B. Dunkle 1928-5-13 1946 Los Angeles Santa Catalina Island, Middle Ranch Canyon. 213 Comment
  RSA449697  Rosa californica M. B. Dunkle 1928-10-7 1991 Los Angeles Santa Catalina Island, Middle Ranch Gorge Comment
  UCR194285  Rubus leucodermis R. G. Swinney 1998-10-3 7021 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  POM366396  Rubus ursinus F. R. Fosberg 1931-8-10 S 5631 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  RSA86836  Rubus ursinus F. W. Peirson 1919-4-19 380 Los Angeles Pacoima Canyon, western end of San Gabriel Mountains. 610 Comment
  CATA1688  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2983 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  UCR136825  Rumex crispus John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  IRVC26350  Rumex hymenosepalus A. C. Sanders, Andy Thompson 2003-4-15 26012 Los Angeles Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 351 Comment
  RSA466100  Rumex hymenosepalus M. B. Dunkle 1938-3-20 5245 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  RSA0091746  Rumex salicifolius R. G. Swinney 2011-5-26 14861 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA725099  Salazaria mexicana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 116 -116A Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  SBBG45787  Salicornia pacifica E. R. Blakley 1963-12-7 6363 Los Angeles mouth of Chenity Cyn, Pyramid Cove 1 Comment
  RSA478882  Salicornia virginica T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  RSA478889  Salicornia virginica T. S. Clare 1929-11-11 s.n. Los Angeles 1.5 mi. S of Huntington Beach. Comment
  CAS-BOT-BC103163  Salix bonplandiana L. R. A. 1901-4-5 1362 Los Angeles [Canon] Canyon near Chatsworth Park Comment
  UCSB962  Salix exigua Haller, Norman 1953-4-18 Los Angeles Hwy 99, 12 miles south of Gorman near Piru Creek crossing Comment
  UC506476  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1932-4-22 7636 Los Angeles 4 hectometers e of Radford Dr. Los Angeles R.; San Fernando Valley Comment
  UCR271884  Salix gooddingii R. G. Swinney 2011-3-15 14070 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  LA38804  Salix laevigata Henry J. Thompson; 1960-3-13 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  LA52059  Salix laevigata A. M. Johnson; 1932-5-30 4100 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  POM362603  Salix laevigata Bonnie C. Templeton 1930-4-8 1043 Los Angeles San Francisquito Canyon, San Gabriel Mts. 900 Comment
  RSA0038348  Salix laevigata var. araquipa Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic. 315 Comment
  OBI5717  Salix lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles Lower San Gabriel Cyn, about 9.5 km above Azusa 300 Comment
  RSA228996  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38861 Los Angeles N facing slope above Angeles Crest Hwy N and below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  RSA354200  Salix lasiolepis Sherwin Carlquist 1985-6-1 15869 Los Angeles Claremont, seep near Mills and Baseline. Comment
  UCR147850  Salix lasiolepis L. C. Wheeler 1954-8-31 7061 Los Angeles San Gabriel Mountains, Cooper Creek near confluence with Little Rock Creek, Buckhorn 1738 Comment
  UCR212776  Salix lasiolepis Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1781 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed, San Dimas Canyon Creek just downstream from dam 404 Comment
  UCR223080  Salix lasiolepis R. G. Swinney 2009-5-13 10775 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  RSA92644  Salix lasiolepis F. W. Peirson 1919-2-9 317 Los Angeles Fish Canyon, south base of San Gabriel Mountains 457 Comment
Read comments Dec 10 2014
  SBBG57837  Salix lucida subsp. lasiandra C. W. Sharsmith 1932-1-17 12 Los Angeles lower San Gabriel Cyn, ca. 11 km above Azusa 300 Comment
  CATA3194  Salsola Julia Parish, Amy Catalano 2016-9-22 011 Los Angeles Santa Catalina Island: East side of Isthmus Rd., about 0.45 miles WSW of Empire Quarry and 0.45 miles ESE of USC WIES 217 Comment
  UCR223669  Salsola R. G. Swinney 2009-8-25 11493 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR164124  Salsola tragus T. B. Salvato, Sandra Murcia 2005-11-1 1243 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  RSA469674  Saltugilia splendens Anstruther Davidson 1914-05 2986 Los Angeles San Fernando Comment
  RSA469661  Saltugilia splendens subsp. grantii Thekla Mohr s.n. Los Angeles Sister Elsie trail to sister Elsie Peak, SW San Gabriel Mtns. Comment
  RSA0094927  Saltugilia splendens subsp. splendens R. G. Swinney 2011-6-7 15061 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  CDA40335  Saltugilia splendens subsp. splendens T. C. Fuller 1980-6-12 20279 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 1.3 km west of road to Mt. Wilson. Comment
  RSA9744  Salvia apiana Louis C. Wheeler 1932-5-21 725 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  UCR139207  Salvia apiana William Emboden 1970-6-12 35 Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Blvd, 3.7 mi north of Topanga on the east bank of the road 457 Comment
  POM305752  Salvia apiana Henry J. Ramsey, Henry J. Ramsey 1937-6-27 941 Los Angeles Elizabeth Canyon Road, Angeles National Forest. Comment
  RSA0048524  Salvia apiana Carol Haines 1964-5-23 s.n. Los Angeles 1 mile from beginning of Old Ridge Route. 426 Comment
  RSA401624B  Salvia apiana William Emboden 1969-5-28 18 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA401627A  Salvia apiana William Emboden 1969-5-28 29 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA716222  Salvia carduacea Andrea Edwards, Pam DeVries 2006-4-11 76 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA0081130  Salvia columbariae R. G. Swinney 2010-6-1 13112 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  RSA0110784  Salvia columbariae Richard G. Swinney 2010-5-21 12901 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  SFV13271  Salvia columbariae M. J. Thor 1983-4-16 167 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  CAS-BOT-BC214322  Salvia dorrii var. pilosa Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster Comment
  RSA531260  Salvia leucophylla Walter Wisura 1991-7-21 4520 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  RSA592137  Salvia leucophylla Louis C. Wheeler 1967-4-30 9212 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA612194  Salvia leucophylla Bill Campbell 1932-4-16 s.n. Los Angeles Santa Monica Mountains: Los Alisos Canyon. Comment
  SBBG29839  Salvia leucophylla C. B. Wolf 1928-5-11 2183 Los Angeles Ridge Route Rd, 2 mi N of Castaic Comment
  SD15619  Salvia leucophylla Paul Covel 1936-6-2 Los Angeles North of Malibu Beach. Comment
  SEINET5029996  Salvia leucophylla Unknown 1995-3-31 1308 Los Angeles Los Angeles National Forest. 5 km E of Castaic, along USFS Rd. 5N17 Comment
  UC57549  Salvia leucophylla J. H. Barber 1898-8-3 Los Angeles Topanga Comment
  RSA133756  Salvia mellifera Peter H. Raven 1959-5-3 14096 Los Angeles Santa Monica Mountains: Franklin Canyon 0.1 mile south of Mulholland Drive. 351 Comment
  RSA144752  Salvia mellifera Alice Ann Webb 1961-2-9 768 Los Angeles Johnson's Pasture, Claremont, Mt. Range - San Gabriel. 457 Comment
  RSA145139  Salvia mellifera Alice Ann Webb 1961-2-9 769 Los Angeles Johnson's Pasture, Claremont, Mt. Range - San Gabriel. 457 Comment
  RSA0036165  Salvia mellifera Bill Duval s.n. Los Angeles Montrose 60 Comment
  UCD125616  Salvia spathacea Daryl Koutnik 1978-4-14 361 Los Angeles on north-facing slop; Simi Hills at W end of Devonshire Blvd. 365 Comment
  CAS-BOT-BC238727  Sambucus nigra subsp. caerulea Peter H. Raven 1959-5-3 14065 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Mulholland Drive 0.5 miles east of Beverly Glen Boulevard 381 Comment
  LA33903  Sanguisorba minor subsp. muricata Peter H. Raven; Henry J. Thompson 1959-10-31 14729 Los Angeles 243 Comment
  UC55208  Sanicula arguta H. P. Chandler 1897-3-25 Los Angeles San Dimas Comment
  RSA97355  Sanicula arguta F. W. Peirson 1923-5-24 3489 Los Angeles Woods along west bank of Arroyo Seco, Pasadena. 335 Comment
  SBBG131642  Sanicula crassicaulis S. A. Junak 1999-4-22 SCa 844 Los Angeles Cape Cyn, just downstream from pumphouse, along E fork of Cape Cyn Rd, just upstream from fork in rd 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
  RSA13758  Sanicula tuberosa Fay A. MacFadden 1931-3-10 2937 Los Angeles Verdugo Mountains: Tuna Canyon. 366 Comment
  RSA458884  Saxifraga californica Ella M. Kennedy 1923-3-12 s.n. Los Angeles Arroyo Seco Comment
  RSA012724  Saxifraga californica Fay A. MacFadden 1931-04 3161 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  RSA527686  Schedonorus arundinaceus Timothy S. Ross, Annette Ross 1991-6-3 5514 Los Angeles Elephant Hill; west Pomona. 250 Comment
  RSA0088420  Schinus molle R. G. Swinney 2010-2-27 11760 Los Angeles 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
  RSA564435  Schinus terebinthifolius Steve Boyd 1994-1-31 s.n. Los Angeles Claremont: RSABG: Indian Hill Mesa. One of several volunteer plants on the mesa, NNW of the Administration Bldg. 409 Comment
  RSA343363  Schismus arabicus F. R. Fosberg 1983-4-22 64145 Los Angeles N of Saddleback Butte, n of Avenue J, E of Lancaster, Antelope Valley Comment
  RSA728780  Schismus barbatus Gary D. Wallace 1979-4-19 1690 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  SFV21010  Schismus barbatus L. Gross 2003-3-7 776 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Main ridge line between two pylons, parallel with road. 564 Comment
  CAS-BOT-BC111305  Schoenoplectus acutus var. occidentalis George B. Grant 1901-5-6 3864 Los Angeles Oak Knoll, Pasadena Comment
  RSA366044  Schoenoplectus americanus Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  RSA365978  Scirpus acutus var. occidentalis B. C. Templeton 1934-10-13 4804 Los Angeles Los Angeles River Comment
  UCR74310  Scirpus americanus Scott D. White 1992-10-8 918 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UCR9389  Scirpus microcarpus D. H. Wilken 1965-4-23 223 Los Angeles San Gabriel Mtns., San Antonio Canyon between Mt. Baldy P.O. & mouth of canyon 1220 Comment
  POM122782  Scrophularia californica subsp. floribunda Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. Comment
  SEINET3153292  Scutellaria angustifolia G. B. Grant 1189 Los Angeles Altadena Comment
  RSA729564  Scutellaria siphocampyloides R. G. Swinney 1999-6-30 7493 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  RSA11010  Scutellaria tuberosa Carl B. Wolf 1928-4-1 1618 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA445377  Scutellaria tuberosa Richard C. Barkelew 1929-4-23 s.n. Los Angeles Malibu Mountains. Comment
  LA94160  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-13 1728 Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon, Castro Peak, ca. 6 mi from Hwy 1. 609 Comment
  RSA653905  Selaginella bigelovii Valerie Sosa, Shalini Deo, Stephen Dreher 2000-4-27 812 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, above end of paved Wildwood Canyon Road and below trail along ridgetop to Verdugo Mtwy 595 Comment
  SD107805  Selaginella bigelovii Larry De Buhr, Gary Wallace 1972-9-3 708 Los Angeles San Clemente Island, in canyon west of Thirst Pf?., Horse Canyon 519 Comment
  RSA472891  Senecio californicus L. C. Wheeler 1931-3-20 s.n. Los Angeles San Jose Hills at Pomona. 305 Comment
  RSA94562  Senecio californicus F. W. Peirson 1919-3-30 347 Los Angeles Big Tujunga Canyon, west end of San Gabriel Mountains. 412 Comment
  JEPS15070  Senecio flaccidus var. douglasii F. Grinnell Jr. 1917-6-30 Los Angeles Altadena 457 Comment
  POM305065  Senecio flaccidus var. douglasii Henry J. Ramsey, Henry J. Ramsey 1937-1-2 354 Los Angeles Altadena. 396 Comment
  RSA755995  Senecio flaccidus var. douglasii R. G. Swinney 2008-10-7 9464 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR258528  Senecio flaccidus var. douglasii R. G. Swinney 2010-6-23 13315 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  SD244634  Senecio flaccidus var. flaccidus David Keil 1986-9-27 19740 2 Los Angeles NW Los Angles Co. Along I-5, just s of Hungry Valley Rd exit. Roadside pullout. 914 Comment
  CAS-BOT-BC341215  Senecio lyonii Robert F. Thorne 1970-3-6 39388 Los Angeles Santa Catalina Island: rocky slopes above Cotton Canyon beach 7 Comment
  PASA950  Senecio lyonii Frank W. Peirson 1923-4-12 Los Angeles Wilson Cove, San Clemente Island Comment
  SBBG105384  Senecio lyonii R. M. Beauchamp 1976-5-22 4151 Los Angeles second terrace above dune area, S of Eel Pt Comment
  SBBG43850  Senecio lyonii M. R. Benedict 1971-6-27 Los Angeles NW tip of San Clemente Island Comment
  UCR200125  Senecio vulgaris Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 768 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  CATA612  Senecio vulgaris Mark L. Hoefs 1991-4-8 1062 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  UCR162583  Sesuvium verrucosum Anuja Parikh, Nathan Gale 2004-5-31 2014 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 1) at and below confluence of Potrero Canyon 259 Comment
  RSA477833  Silene antirrhina Anstruther Davidson 1890-3-24 s.n. Los Angeles Foothills L.A. Comment
  CATA1099  Silene gallica Mark L. Hoefs 1995-5-23 2053 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  SFV15562  Silene gallica R. K. Stachelek 1992-4-14 28 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  CAS-BOT-BC387010  Silene gallica Geo. B. Grant 1905-4-2 1206 Los Angeles Pasadena, Southern California Comment
  CAS-BOT-BC387018  Silene gallica Reid Moran 1941-3-14 705 Los Angeles Santa Catalina Island; Middle Ranch Comment
  JEPS50919  Silene gallica Frank W. Peirson 1919-5-14 420 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 731 Comment
  RSA724722  Silene laciniata K. Dobry 1991-3-16 d- 214 Los Angeles Santa Monica Mts. Lower Cold Creek Cyn. Montifisher Property Comment
  RSA658693  Silene laciniata subsp. major J. S. Burns 1992-5-11 9 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  RSA477927  Silene laciniata subsp. major William Greenberg 1939-7-24 s.n. Los Angeles Santa Monica Canyon. Comment
  SD87785  Silene lemmonii F. W. Peirson 1924-5-27 4624 Los Angeles North slope Strawberry Peak, San Gabriel Mountains. 1520 Comment
  RSA628713  Silene lemmonii R. S. Woglum 1942-5-20 3329 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  RSA763748  Silene lemmonii Orlando Mistretta, Christine Mistretta 2008-5-20 3138 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 95 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1453 Comment
  RSA229107  Silene parishii R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38870 Los Angeles above Angeles Hwy. 0.6 mi. SSE of Dawson's saddle 2393 Comment
  POM272578  Sinapis alba George B. Grant 1901-6-6 s.n. Los Angeles Pasadena. Comment
  UCR205206  Sisymbrium altissimum R. G. Swinney 2006-6-18 8544 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR280562  Sisymbrium altissimum R. G. Swinney 2014-4-10 16012 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
  UCR73388  Sisymbrium altissimum T. S. Ross 1991-8-14 5754 Los Angeles San Gabriel Mtns, Roundtop Mtn 1890 Comment
  RSA612167  Sisymbrium altissimum L. C. Wheeler 1932-7-8 922 Los Angeles Live Oak wash, 2 mi NE La Verne. 404 Comment
  UCD115524  Sisymbrium altissimum R. F. Thorne; M. Z. Thorne 1969-7-9 38563 Los Angeles San Gabriel Mountains, Angeles National Forest, at Big Pines. 2087 Comment
  UCR259243  Sisymbrium irio R. G. Swinney 2010-3-14 11899 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  UCR88669  Sisymbrium irio Scott D. White, Chet McGaugh 1995-5-9 3018 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
  UCR270372  Sisymbrium officinale John F. Emmel 2003-4-3 1776 Los Angeles Verdugo Mountains, hill 3077 NW of radio towers on high peak 915 Comment
  CDA3854  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-2 7204 Los Angeles Western San Gabriel Mountains; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. Comment
  RSA0022979  Solanum americanum Duncan S. Bell, Caitlin Elam 2013-6-24 5231 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA709744  Solanum americanum A. C. Sanders, Mark A. Elvin 2003-8-7 27162 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle. 282 Comment
  SBBG82234  Solanum americanum S. A. Junak 1981-7-31 SCL 45 Los Angeles swale in back dunes NE of Benchmark 199 30 Comment
  CHSC93234  Solanum douglasii John Dittes 2005-11-26 1301 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. Highschool; wash of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  RSA127856  Solanum douglasii Peter H. Raven 1959-4-4 13961 Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  RSA422376  Solanum douglasii F. R. Fosberg 1931-4-15 S- 4614 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA666733  Solanum douglasii A. C. Sanders, D. Malueg 2001-5-17 24340 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  UCR129399  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2002-6-20 25217 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA492622  Solanum sarrachoides Robert Gustafson 1981-5-15 2222 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA188516  Solanum umbelliferum Robert F. Thorne, John Olmsted 1965-8-26 35383 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA427432  Solanum umbelliferum Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  RSA597395  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1990-6-18 3499 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA427439  Solanum umbelliferum Geo. C. Johnstone 1928-4-8 s.n. Los Angeles N of Big Pines. Comment
  UC1408947  Solanum umbelliferum Donald R. Bissing 1973-5-18 98 Los Angeles Evey Canyon, 1.1 mi from canyon mouth Evey Canyon; San Gabriel Mountains, Evey Canyon 902 Comment
  CAS-BOT-BC237743  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Avalon, Santa Catalina Island Comment
  SBBG70661  Solanum xanti R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  SEINET5624709  Solanum xanti Ira W. Clokey, B. Templeton April 1929 4432 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  UCSB49292  Solanum xanti Welton, Patti 1983-3-28 Los Angeles SW side of Mulholland Hwy, 2.2 mi. N of junction with Malibu Canyon Rd. Santa Monica Mtns 481 Comment
  UCD127062  Solanum xanti Marc Meyer 1993-2-27 1 Los Angeles Santa Susana Mts., Moonshine Canyon Park, Porter Ranch, 1.0 miles north of Tampa offramp of 118 Freeway. 400 Comment
  UCR204214  Solidago californica R. G. Swinney 2001-9-16 8164 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  SEINET11801799  Solidago confinis J. F. Bright, Wyman, C. 1932-1 7973 Los Angeles Hollywood Comment
  JEPS30425  Solidago velutina subsp. californica Peter H. Raven 1959-10-16 14647 Los Angeles 0.8 mi s Boquet Canyon Guard Station (along stream); Boquet Canyon Comment
  RSA188377  Sonchus asper R. F. Thorne, Percy C. Everett 1965-6-23 35011 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  RSA600479  Sonchus asper subsp. asper Steve Boyd, Lauren Raz 1997-4-30 9612 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
  UCR260027  Sonchus oleraceus R. G. Swinney 2010-4-21 12326 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  UCR280569  Sonchus oleraceus R. G. Swinney 2014-5-13 16490 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  UCD136162  Sonchus oleraceus Jack Delaini; Larry DeBuhr 1974-2-21 35 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 487 Comment
  RSA654651  Spartium junceum Fred Brooks, P. Sobkowiak 1988-4-23 19 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA477982  Spergula arvensis Stone 1936-3-16 117 Los Angeles Topanga, Santa Monica Mountains Comment
  RSA0097903  Spergularia bocconi P. H. Raven 1962-4-11 17267 Los Angeles San Clemente Island. Due west of Wall 2. 9 Comment
  RSA0097063  Spergularia gracilis Anstruther Davidson 1895-4-15 s.n. Los Angeles Fulton Wells. Comment
  SD132653  Spergularia macrotheca M. B. Dunkle 1939-4-2 7205 Los Angeles San Clemente Island, southeast point. Comment
  RSA0098741  Spergularia macrotheca Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4250 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG95685  Spergularia macrotheca var. macrotheca A. Liston, O. Mistretta, L. Rieseberg 1989-4-28 797 -1 Los Angeles above China Pt Comment
  CAS-BOT-BC390806  Spergularia marina Rev. J. C. Nevin 1882-1-1 647 Los Angeles Santa Monica Comment
  UCR273639  Spergularia villosa Steven A. Junak 2001-5-4 SCa- 1492 Los Angeles Channel Islands, Santa Catalina Island, east of Parson's Landing 116 Comment
  SEINET10622658  Spinacia oleracea Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3742 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  CAS-BOT-BC235459  Sporobolus indicus Peter H. Raven; Henry J. Thompson 1958-9-28 13729 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near Ohio Street on Westwood Boulevard 68 Comment
  RSA446584  Stachys ajugoides Anstruther Davidson 1921-7-1 3441 Los Angeles Playa del Rey. Comment
  LA52375  Stachys bullata Robert L. Dressler; 1949-4-23 701 Los Angeles 213 Comment
  RSA446648  Stachys bullata Freda Detmers 1931-3-12 s.n. Los Angeles Palo Verdes Hills Comment
  SEINET11587856  Stachys bullata Unknown 2011-4-5 14343 Los Angeles San Gabriel Mountains Comment
  RSA226025  Stanleya pinnata var. pinnata R. F. Thorne, C. W. Tilforth 1971-6-29 40640 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  CATA1584  Stebbinsoseris heterocarpa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2854 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  SD186097  Stebbinsoseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29719 Los Angeles Santa Clarita area, spur and northeast end of Cruzan Mesa, south of Vasquez Canyon road. 609 Comment
  RSA478180  Stellaria media F. R. Fosberg 1931-4-3 S- 4469 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. 10 Comment
  SBBG96994  Stellaria media S. Boyd with T. Ross, L. Arnseth 1990-4-8 4393 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA155877  Stephanomeria blairii P. H. Raven 1962-4-12 17310 Los Angeles San Clemente Island: Wilson Cove 91 Comment
  SFV18461  Stephanomeria cichoriacea S. Haennelt 1976-9-10 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Rocky cliff in canyon. Comment
  UCR189934  Stephanomeria diegensis T. B. Salvato, Sandra Murcia 2007-10-18 3089 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  UCR205534  Stephanomeria pauciflora A. C. Sanders, T. B. Salvato 2009-5-29 37037 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  RSA586170  Stephanomeria pauciflora var. pauciflora Orlando Mistretta 1995-10-2 1945 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  CAS-BOT-BC375821  Stephanomeria virgata unspecified 1897-12-17 s.n. Los Angeles Pasa [Pasadena] Comment
  UCD142207  Stillingia paucidentata J. Massey; J. Henrickson 1966-4-9 1169 Los Angeles Piute Butte. Comment
  UCR258935  Stipa cernua R. G. Swinney 2010-6-1 13131 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  SD30982  Stipa coronata Edith A. Purer 1931-10-21 152 Los Angeles Palos Verdes Hills, in valley, west side. Comment
  RSA0080425  Stipa coronata R. G. Swinney 2011-6-29 15373 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  SEINET10603833  Stipa coronata Alan A. Beetle 1942-4-18 Beetle 3086 Los Angeles Angles Crest Blvd., Rt. 2, rocky slopes of San Gabriel Mts. 914 Comment
  RSA0119760  Stipa lepida R. G. Swinney 2014-5-19 16581 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  UCR117117  Stipa lepida A. C. Sanders, D. Malueg 2001-5-17 24350 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  UCR152476  Strelitzia reginae A. C. Sanders, Lee Jones 2005-4-8 29357 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CHSC95507  Stylocline gnaphaloides LeRoy Gross; Valerie Soza 2003-5-15 911 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone: 3789935N, 0377377E. 534 Comment
  RSA177831  Stylocline gnaphaloides R. F. Thorne, Percy C. Everett 1965-5-11 34671 Los Angeles near road to Hay Press; Santa Catalina Island 457 Comment
  UCR272585  Stylocline gnaphaloides R. G. Swinney 2011-6-7 15037 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 1616 Comment
  SFV16959  Swertia neglecta J. N. Hogue, P. Wilson, et al. 1997-6-27 87 .2 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  CAS-BOT-BC234670  Symphoricarpos mollis P. A. Munz; R. D. Harwood 1920-5-17 3988 Los Angeles Topango Canon [Topanga Canyon], Santa Monica Mtns 152 Comment
  CAS-BOT-BC126767  Symphyotrichum subulatum R. G. Swinney 2008-11-30 9869 Los Angeles San Gabriel Mtns.: Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  UCR276784  Syntrichopappus fremontii R. G. Swinney 2011-4-1 14305 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCSB6704  Syntrichopappus fremontii Kamb, Peter 1948-3-13 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  CATA11  Tamarix ramosissima Allan Fone 1996-8-26 1 Los Angeles Santa Catalina Island: Gully (""Thunder Canyon"") at Salta Verde beach, E of Salta Verde Point 18 Comment