Search Results — 2000 specimen records retrieved (1564 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD133059  Abronia pogonantha E. La Rue, R. Montijo 2-4 Apr 1991 91 11 Los Angeles Palmdale; south of Avenue M and E of Sierra Highway, north of Air Force Plant. 792 Comment
  UCR159168  Acacia retinodes B. G. Pitzer 1996-5-5 2856 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  CAS-BOT-BC331566  Acer macrophyllum Tim Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3378 Los Angeles San Gabriel Mts., Big Rock Creek Canyon, ca 130 m N to 150 m NNW of Icy Springs 1732 Comment
  RSA600087  Acer macrophyllum Steve D. Boyd, Lauren Raz 1997-5-20 9800 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
  RSA662319  Acer macrophyllum Amy Drooks 1981-4-26 3 Los Angeles San Gabriel River, north of Azusa. Comment
  UCR219461  Acer macrophyllum R. G. Swinney 2009-3-25 10155 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  POM50522  Achnatherum coronatum Le Roy Abrams 1901-04 1305 Los Angeles Santa Monica Mountains Comment
  RSA639723  Achnatherum occidentale subsp. occidentale L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA587358  Achnatherum speciosum Orlando Mistretta 1992-5-4 237 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  SD249198  Acmispon argophyllus var. adsurgens Michael G. Simpson, Adrienne Russell and Jonathan Dunn 2000-7-20 2203 A Los Angeles San Clemente Island, north of Guds, at south end of island. 235 Comment
  SD75513  Acmispon argophyllus var. adsurgens M. B. Dunkle 1939-4-2 7200 Los Angeles San Clemente Island: SE Coast; rocky bluff. Comment
  UC1587725  Acmispon argophyllus var. argenteus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 150 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 ft SE of the 924' BM at the E end of the old airfield landing strip. Comment
  SD186202  Acmispon glaber var. brevialatus A. C. Sanders 2003-3-14 25752 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd. 519 Comment
  SBBG126128  Acmispon glaber var. glaber A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37021 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  SEINET957372  Acmispon grandiflorus T. R. Van Devender 1983-1 s.n. Los Angeles Santa Monica Mountians, Topanga Canyon, Fernwood. Comment
  CATA1192  Acmispon maritimus Mark L. Hoefs 1995-5-30 2197 Los Angeles Santa Catalina Island: Near Ben Weston Road 57 Comment
  SD240992  Acmispon maritimus R. G. Swinney 2009-3-31 10224 Los Angeles Transverse Range; San Gabriel Mountains: mouth of San Gabriel Canyon, 1.2 miles north of Foothill Blvd., Azusa/Duarte (Axusa 7.5'Q) 182 Comment
  SD31202  Acmispon strigosus Edith A. Purer 1931-3-26 981 Los Angeles Palos Verdes Hills, in grassland on hillside Comment
  SBBG33646  Acmispon wrangelianus S. A. Junak with M. L. Hoefs, L. Stratton 1998-6-11 SCa 715 Los Angeles E side of Avalon Cyn, across from Quail Cyn and above baseball field 106 Comment
  LA200145  Acourtia microcephala Jonathan Sauer; 1971-5-7 4914 Los Angeles SANTA MONICA MOUNTAINS, ridge behind Malibu. Comment
  RSA711925  Acourtia microcephala Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Crest of Verdugo Mountains, Verdugo Lateral off Verdugo Mtwy. 823 Comment
  UC457326  Acourtia microcephala Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon; Southern California, Santa Monica Mountains Comment
  CAS-BOT-BC133174  Adenostoma fasciculatum Geo. L. Moxley 1927-5-1 2035 Los Angeles Wash at La Crescenta Comment
  POM243799  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-2 S- 4450 Los Angeles Catalina Island, Camp Frost 380 Comment
  RSA34524  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1943-11-21 991 Los Angeles Mint Canyon. Roadside west of Ranger Station. 762 Comment
  RSA660788  Adenostoma fasciculatum var. fasciculatum J. Doughty 1985-5-19 169 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  CAS-BOT-BC139855  Adenostoma sparsifolium K. Kneen 1933-8-25 s.n. Los Angeles Foot of Saddle Peak, Santa Monica Mts. Comment
  UCR189936  Adenostoma sparsifolium T. B. Salvato, Sandra Murcia 2007-10-18 3091 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  CAS-BOT-BC65640  Adiantum jordanii Alice Eastwood 1917-7-20 6465 Los Angeles Santa Catalina Island Comment
  LA200054  Adiantum jordanii Lawrence L. Kiefer; 1966-3-12 1672 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi E of junction with Hwy 23 on Encinal Canyon Rd. 365 Comment
  UCR194589  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  POM120345  Adiantum jordanii George B. Grant 1904-4-20 26 Los Angeles Santa Catalina Island. Comment
  LA205599  Aesculus californica Carl Epling; Nesta Dunn 1931-6-28 sn Los Angeles near Sandbergs, Ridge Route Comment
  UCR231791  Ageratina adenophora Darren T. Hasegawa 2007-4-21 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  POM8798  Agoseris grandiflora P. A. Munz, R. D. Harwood 1920-5-2 3825 Los Angeles San Dimas Canyon. 457 Comment
Read comments
Nov 22 2009
  RSA17062  Agoseris retrorsa C. B. Wolf 1936-5-27 s.n. Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  SFV19327  Agoseris retrorsa P. Wilson, J. N. Hogue 242.4 2005-5-23 4209 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  LA211934  Agoseris retrorsa Orlando Mistretta; 1989-5-5 s.n. Los Angeles LIEBRE MOUNTAINS, Bouquet Canyon Comment
  RSA0049587  Agrostis exarata Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4787 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA0104998  Agrostis exarata R. G. Swinney 2011-10-25 15893 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
  RSA792098  Agrostis idahoensis Jane Tirrell, Shirley Imsand 2012-7-6 LS 0093 Los Angeles Lily Spring, downhill from Pacific Crest Trail approx. 0.3 mi northeast of Mt. Hawkins. 2497 Comment
  RSA605022  Agrostis stolonifera L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UCR209133  Agrostis viridis R. G. Swinney 2008-6-24 9083 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  RSA70455  Allium burlewii F. W. Peirson 1918-6-17 4 Los Angeles Summit of North Baldy, San Gabriel Mts. 2820 Comment
  UC284817  Allium burlewii P. A. Munz 1923-5-26 6840 Los Angeles Vincent Gulch San Gabriel Mts., Vincent Gulch 1950 Comment
  UC1922587  Allium haematochiton Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1182 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwestern edge of Verdugo Mts, north of La Tuna Canyon. Near junction of Green Verdugo Fire Road from 210 Fwy and road to Green Verdugo Reservoir. 457 Comment
  RSA229028  Allium lacunosum var. davisiae Robert F. Thorne, C. W. Tilforth 1971-6-30 40777 Los Angeles 1.6 mi. below Alder Saddle 1584 Comment
  RSA70468  Allium lacunosum var. davisiae Joseph A. Ewan 1932-6-15 7328 Los Angeles 1/2 mile above Horse Flats, Pine Flats Region 1706 Comment
  CLARK-A1528-7759  Allium monticola John C. Roos 1937-7-16 636 Los Angeles San Gabriel Mountains Comment
  RSA590663  Allium monticola Timothy S. Ross, Steve Boyd 1990-5-31 2745 Los Angeles Ridge descending northward from MT GLEASON, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UC196657  Allium monticola Fred E. Burlew June 1916 Los Angeles near top of Mt. San Antonio; Mt. San Antonio Comment
  CAS-BOT-BC475401  Allium praecox Carl B. Wolf 1932-5-10 3520 Los Angeles Santa Cataline Island. Along the equestrian trail, back of Avalon 259 Comment
  RSA410088  Allophyllum glutinosum H. L. Bauer 1932-6-1 s.n. Los Angeles Santa Monica Mountains. Near Saddle Peak. Comment
  RSA410092  Allophyllum glutinosum Anstruther Davidson 1891-9-10 s.n. Los Angeles Topanga Canyon Comment
  UCR162299  Allophyllum glutinosum Anuja Parikh, Nathan Gale 2004-7-21 2089 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 21), ridges south of upper Potrero Canyon 427 Comment
  LA210847  Allophyllum glutinosum Arthur C. Gibson; 2008-7-8 5233 Los Angeles SANTA MONICA MOUNTAINS, upper Encinal Rd. 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
  UC1135171  Alnus rhombifolia Jerome S. Horton 1936-2-10 251 Los Angeles Below Bell & Volfe Canyon Flumes Comment
  RSA385636  Alopecurus myosuroides H. L. Bauer 1929-5-25 s.n. Los Angeles San Pedro Hills. [Palos Verdes Hills] Comment
  UC465922  Amaranthus albus George B. Grant and Walter Wheeler 1904-5-7 38 a Los Angeles Glendora Comment
  POM265639  Amaranthus spinosus J. C. Roos 1937-11-1 2282 Los Angeles Van Nuys Comment
  CAS-BOT-BC13485  Amblyopappus pusillus Grant; Wheeler 1904-5-7 38 Los Angeles Glendora Comment
  RSA416872  Amblyopappus pusillus Blanche Trask 1900-03 3693 Los Angeles Avalon, Santa Catalina Island. Comment
  UC1587217  Amblyopappus pusillus Tim Ross 1991-5-20 5348 Los Angeles ca 5500 ft s of, (un-named knoll, w slope 2500 ft nw of the 750 ft BM) Wilson Cove Settlement; San Clemente Island 185 Comment
  CAS-BOT-BC133199  Ambrosia acanthicarpa Dan S. Cooper 2010-6-13 610 -66 Los Angeles Western Transverse Range; eastern Santa Monica Mtns.: Forest Lawn Drive west of Griffith Park 155 Comment
  RSA0106485  Ambrosia acanthicarpa R. G. Swinney 2011-10-18 15822 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
  SBBG61231  Ambrosia acanthicarpa R. Hoffmann 1928-9-11 Los Angeles Acton Comment
  SEINET4560557  Ambrosia acanthicarpa R. G. Swinney 2009-1 11611 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Confuence of Kentucky Spring Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 920 Comment
  SEINET5514074  Ambrosia acanthicarpa J. C. Beatley 1969-1 Los Angeles along rdsides Rte 138 near San Bernardino County line NTS Herbarium coll. Drainage area: Antelope Valley drainage 1067 Comment
  SFV16846  Ambrosia acanthicarpa J. D. Dilley 1996-10-26 s. n. Los Angeles San Gabriel Mountains Vincent Gap on Angeles Crest Highway. In gravelly soil by parking lot. 2134 Comment
  RSA0030756  Ambrosia artemisiifolia O. F. Clarke 1970-8-5 s.n. Los Angeles At the home of Judy Owen, 8841 Quakertown Ave, Northridge. Comment
  CAS-BOT-BC13724  Ambrosia chamissonis Le Roy Abrams; Ira L. Wiggins 1931-7-6 358 Los Angeles San Clemente Island, vicinity of Mosquito Harbor Comment
  UC557659  Ambrosia chamissonis Nell Murbarger 1936-5-1 207 Los Angeles San Clemente Island Comment
  CAS-BOT-BC44996  Ambrosia confertiflora Scott D. White; Justin Wood 2008-6-4 12051 Los Angeles Puente Hills, SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25 335 Comment
  CAS-BOT-BC45000  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  RSA177590  Ambrosia dumosa S. Carlquist 1965-4-22 1750 Los Angeles Saddleback Butte, 19 miles east of Lancaster. Comment
  LA91057  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  RSA626233  Ambrosia psilostachya L. C. Wheeler 1966-10-1 8929 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  RSA416990  Ambrosia psilostachya Anstruther Davidson 1899-7-23 s.n. Los Angeles Brooks (flul?) near Santa Monica. Comment
  RSA250368  Amelanchier utahensis Robert F. Thorne 1973-5-11 43457 Los Angeles San Gabriel Mountains, Angeles National Forest: near headwaters of Mescal Creek and Appletree Flat, along San Andreas Rift Zone 1860 Comment
  SFV7084  Ammannia coccinea T. Gordon, M. H. Grayum 1974-11-18 784 Los Angeles San Fernando Valley Encino Creek, Sepulveda Flood Control Basin. 213 Comment
  UC1349046  Ammannia robusta Robert F. Thorne 1966-9-16 36710 Los Angeles margin of reservoir at Hay Press (Santa Catalina Isl.); , Hay Press 411 Comment
  POM214307  Amorpha californica L. C. Wheeler 1932-5-21 742 Los Angeles Head Mandeville canyon, Santa Monica Mtns. 488 Comment
  CAS-BOT-BC180603  Amorpha californica var. californica Charles Piper Smith 1914-6-20 2871 Los Angeles Mt. Wilson-Sierra Madre trail Comment
  RSA607556  Amorpha californica var. californica L. C. Wheeler 1932-6-18 838 Los Angeles San Dimas Canyon 427 Comment
  CATA155  Amsinckia intermedia Peter Henrikson 1987-5-21 117 Los Angeles Santa Catalina Island: Bulrush Canyon 243 Comment
  SEINET3860009  Amsinckia intermedia R. G. Swinney 2009-3-19 10149 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  UCR219466  Amsinckia intermedia R. G. Swinney 2009-3-19 10149 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  UC1084564  Amsinckia intermedia Francia Chisaki, Peter M. Ray 1952-5-1 2244 Los Angeles 2.4 mi w of Saugus ((junction) on road to Castaic Junction, n of road in high weeds and barley next to field) Comment
  RSA0069775  Amsinckia menziesii LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6993 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA499934  Amsinckia menziesii Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  SBBG28457  Amsinckia menziesii var. menziesii L. C. Wheeler 1934-3-31 2495 Los Angeles La Verne 304 Comment
  UC881412  Amsinckia menziesii var. menziesii Louis C. Wheeler 1934-3-31 2495 Los Angeles La Verne 304 Comment
  UCR200173  Amsinckia retrorsa Valerie Soza, Laura A. Moore 2000-5-10 853 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  UCR71289  Amsinckia spectabilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4311 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  POM368396  Amsinckia tessellata Roy R. Snelling 1977-3-19 17 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1066 Comment
  RSA0047908  Amsinckia tessellata R. G. Swinney 2010-5-12 12752 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  UCR149998  Amsinckia tessellata Scott D. White 2004-5-5 10295 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UCR264624  Amsinckia tessellata Mitch Provance, Callen Huff 2009-4-28 10729 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  SEINET10511405  Andropogon glomeratus var. pumilus Moxley 1917-9-3 MOXLEY 632 Los Angeles Eaton Canyon. Comment
  RSA587199  Anisocoma acaulis Orlando Mistretta, Mark Elvin 1995-5-10 1686 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  SD30744  Anthemis cotula Edith A. Purer 1931-4-28 Los Angeles Along roadside, Ballona Road near town of El Segundo. Comment
  UCR240239  Anthriscus caucalis Dan S. Cooper 2011-3-11 311- 41 Los Angeles San Gabriel Mountains Foothills, Monrovia Hills, 'Hidden Valley' north of Hidden Valley Ave. 258 Comment
  RSA126728  Antirrhinum coulterianum Peter H. Raven, Henry J. Thompson 1959-5-5 14154 Los Angeles 4.1 miles northwest of Tapia Park on road to Malibu Lake. 600 Comment
  UC146998  Antirrhinum coulterianum C. F. Baker 1909-2-15 5244 Los Angeles near Claremont Comment
  UC1584247  Antirrhinum coulterianum Tim Ross and Steve Boyd 1990-6-6 2822 Los Angeles Green Valley Pasture (in San Francisquito Canyon), Lake Hughes U.S.G.S. 7.5' Quad. (in San Francisquito Canyon) 926 Comment
  RSA653785  Antirrhinum kelloggii J. Bogdanoff-Lord 1989-5-5 2 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA748786  Apiastrum angustifolium Justin M. Wood 2009-4-2 463 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR124620  Apiastrum angustifolium I. W. Clokey, B. C. Templeton 1929-1 4434 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR13454  Apiastrum angustifolium 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
  SFV20828  Apocynum cannabinum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1109 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. South of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 457 Comment
  RSA403089  Apocynum cannabinum R. J. Smith 1934-3-30 s.n. Los Angeles Near Van Nuys, San Fernando Valley Comment
  CAS-BOT-BC435118  Aptenia cordifolia Peter H. Raven; Henry J. Thompson 1959-10-18 14662 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Coast Highway at mouth of Topanga Canyon 4 Comment
  UCR272942  Aquilegia formosa R. G. Swinney 2011-7-29 15557 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CLARK-A1528-2288  Arabis platysperma John C. Roos 1937-7-16 2414 Los Angeles San Gabriel Mountains Comment
  UCR223594  Arabis pulchra R. G. Swinney 2009-6-8 11092 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  RSA606035  Arbutus menziesii L. C. Wheeler 1969-12-6 s.n. Los Angeles San Gabriel Mountains: Little Santa Anita Canyon along Mt. Wilson Trail. 838 Comment
  RSA598868  Arceuthobium occidentale Steve D. Boyd, Tim S. Ross 1997-3-21 9245 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA637497  Arctostaphylos Valerie L. Soza, Kent Hughes 1999-6-17 565 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 792 Comment
  CAS-BOT-BC24679  Arctostaphylos gabrielensis P. V. Wells 1986-8-9 s.n Los Angeles Mill Creek Divide Summit 1500 Comment
  RSA626742  Arctostaphylos glandulosa Jon E. Keeley 1978-9-2 7227 Los Angeles Singing Pines Camp, Angeles Crest Highway. 2000 Comment
  RSA631220  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21971 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  RSA775523  Arctostaphylos glandulosa subsp. gabrielensis Orlando Mistretta, Christine Mistretta 2010-5-22 5184 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  UCR197228  Arctostaphylos glandulosa subsp. glandulosa Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 990 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, east of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of Peak ''2642 762 Comment
  UCR279236  Arctostaphylos glandulosa subsp. glandulosa A. C. Sanders, Amy Litt 2017-3-17 42880 Los Angeles Santa Monica Mountains, Backbone Trail off Stunt Rd. near 2.94 mile marker 586 Comment
  RSA626682  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-7-27 15788 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Rd. San Gabriel Mtns. 1000 Comment
  RSA626698  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-6-23 15663 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1300 Comment
  LA200421  Arctostaphylos glauca Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4680 Los Angeles 487 Comment
  POM346573  Arctostaphylos glauca Barry Burnell 1971-2-9 235 Los Angeles Evey Canyon, Claremont. 716 Comment
  RSA367297  Arctostaphylos glauca L. E. Hoffman 1932-1-18 s.n. Los Angeles East Fork San Gabriel Canyon, near Cattle Canyon Ranger Station Comment
  RSA631428  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20497 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631440  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15622 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631581  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22012 Los Angeles Dirt road between Chilao and Mill Creek Summit, 4.8 km east of turnoff to Pacifico Mountain. 1720 Comment
  RSA631586  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15933 Los Angeles Hughes Lake Road, 2-3 km north of Ruby Canyon Road. 700 Comment
  RSA631603  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15629 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631651  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20187 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631656  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15706 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA651552  Arctostaphylos glauca Claude T. Powers 1949-01 s.n. Los Angeles In original spot but now an ornamental. 5050 Angeles Crest. La Canada. 512 Comment
  SEINET12524585 Image available Arctostaphylos glauca J. Taylor 1963-1 839 Los Angeles Oak flats guard station, Los Padres National Forest. 853 Comment
  RSA634789  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20468 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA634795  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20502 Los Angeles Chilao Campground. 1600 Comment
  RSA634825  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22021 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634930  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20252 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635057  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20366 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635082  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20374 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635117  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20316 Los Angeles Road to Mt. Gleason, 4.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  CAS-BOT-BC42172  Arctostaphylos patula John Thomas Howell 1947-7-18 23419 Los Angeles Blue Ridge, San Gabriel Mts. Comment
  UC1951159  Arctostaphylos pungens Scott D. White, Justin Wood 2009-5-6 12684 Los Angeles SAN GABRIEL MOUNTAINS: San Gabriel River - West Fork, large fill slope on the S side Cogswell Reservoir. USGS Azusa 7.5' Quad. Comment
  UCR191297  Arenaria macradenia R. G. Swinney 1998-7-2 6266 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21 1963 Comment
  RSA0031344  Argemone munita Pam De Vries 2013-5-20 7861 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the 15 freeway, just east of Zenobia Rd. 1035 Comment
  UCR43256  Argemone munita subsp. munita David Charlton 1986-6-15 244 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  CAS-BOT-BC137667  Aristida adscensionis I. M. Johnston 1918-4-27 1861 Los Angeles Temescal Canon [Canyon]. 365 Comment
  SEINET4342625  Aristida divaricata F. L. Scribner s.n. Los Angeles Pasadena Comment
  LA88551  Artemisia californica O. H. Kappler; 1944-12-15 726 Los Angeles Santa Monica Mountains, Lechusa Canyon 243 Comment
  RSA417242  Artemisia californica Robert Gustafson 1980-9-16 1900 Los Angeles Ballona Wetlands, Area 1. Comment
  JEPS30429  Artemisia douglasiana Peter H. Raven 1959-10-16 14650 Los Angeles 0.8 mi s of Guard Station; Los Angeles County, Boquet Canyon Comment
  UCR125165  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR239974  Artemisia douglasiana R. G. Swinney 2009-11-16 11640 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  CAS-BOT-BC93869  Artemisia dracunculus D. E. Breedlove 1961-8-4 927 Los Angeles On creek-bank at Peavine Campground on Big Pines Highway 2 miles northwest of State Highway 2; San Gabriel Mountains 1828 Comment
  RSA0091504  Artemisia dracunculus R. G. Swinney 2011-10-10 15739 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  SFV6949  Artemisia dracunculus T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 626 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  UCR126331  Artemisia dracunculus A. C. Sanders 2003-8-5 27110 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  RSA251507  Artemisia nesiotica R. F. Thorne 1973-4-12 42907 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  JEPS31113  Artemisia tridentata Ernest C. Twisselmann 1961-10-31 6674 Los Angeles 0.5 mi n of Sandburgs Lodge; Liebre Mountains, Old Ridge Route 1127 Comment
  RSA639754  Artemisia tridentata L. C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel Mountains: Guffy Camp, Blue Ridge. Comment
  POM75772  Asclepias eriocarpa Marcus E. Jones 1884-1 s.n. Los Angeles Los Angeles. Comment
  SBBG27172  Asclepias fascicularis V. Duran 1933-8-11 3547 Los Angeles South Fk Big Rock Crk 1524 Comment
  SEINET179623  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1524 Comment
  RSA0104711  Asclepias vestita Orlando Mistretta, Christine Mistretta 1995-5-2 1666 Los Angeles San Gabriel Mountains. Carr Canyon. 1082 Comment
  POM6785  Aspidotis californica Hilda Wood 1901-3-10 s.n. Los Angeles Glendora Comment
  CAS-BOT-BC177524  Astragalus bicristatus Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  RSA0006711  Astragalus bicristatus P. A. Munz 1921-6-18 4593 Los Angeles San Antonio Mountains, head of Swartout [Swarthout] Valley. 2072 Comment
  CAS-BOT-BC182845  Astragalus douglasii Timothy S. Ross; Steve Boyd 1990-6-1 2762 Los Angeles Moody Canyon (a.k.a. the Toilet Bowl of Death): draining northward from Messenger Flats and Mt Gleason 1341 Comment
  SD60381  Astragalus douglasii Peter H. Raven 1957-6-16 10924 Los Angeles 0.4 mile south of the sumit of Tejon Pass, Tehachapi Mountains. Comment
  RSA746899  Astragalus gambelianus R. G. Swinney 2005-4-15 8219 Los Angeles Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 320 Comment
  LA205159  Astragalus lentiginosus var. albifolius R. Hoffmann; April 1928 2335 Los Angeles Lancaster Comment
  UC205378  Astragalus lentiginosus var. antonius I. M. Johnston 1917-8-24 1655 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork (San Antonio Mountains, Southern Californa) 1676 Comment
  SFV6462  Astragalus lentiginosus var. variabilis T. Gordon, W. C. Willig, K. A. Wilson 1974-4-28 215 Los Angeles Mojave Desert Lancaster Blvd. 5 miles south of Rosamond. 710 Comment
  POM11404  Astragalus leucolobus P. A. Munz 1921-6-17 4614 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  UCR68931  Astragalus miguelensis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4208 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SBBG68277  Astragalus pachypus R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  RSA716355  Astragalus purshii var. tinctus Andrea Edwards, Pam De Vries 2006-4-11 99 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA579282  Astragalus trichopodus var. lonchus T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7400 -A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  POM275905  Astragalus trichopodus var. lonchus Delzie Demaree 1933-4-17 10278 Los Angeles Angeles Mesa. Southwest Los Angeles. Comment
  CAS-BOT-BC334477  Atriplex amnicola R. E. Riefner, Jr. 2013-1-5 13 -9 Los Angeles Los Angeles, Dockweiler State Beach, vicinity Vista Del Mar Blvd. at Imperial Hwy 14 Comment
  SD124382  Atriplex argentea var. expansa F. C. Boutin 1967-4-23 1622 Los Angeles San Clemente Island; north end of island between Northwest Harbor and airstrip. Comment
  LA50819  Atriplex californica A. H. Lange; 1951-3-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  POM246557  Atriplex californica F. R. Fosberg 1931-5-17 S- 4889 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  RSA612721  Atriplex californica H. C. Stutz 1982-7-8 9025 Los Angeles Malibu Beach. Comment
  UCR140638  Atriplex canescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 28 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  UCR277097  Atriplex canescens R. G. Swinney 2010-10-5 13998 Los Angeles San Gabriel Mountains, Placerita Canyon, boundary of park, c. 20 meters south of Placerita Hwy, just north of Botany Nature Trail, east of Nature Center 494 Comment
  UCSC011212  Atriplex canescens Adam Searcy 2015-7-10 73 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  CAS-BOT-BC168267  Atriplex canescens var. canescens Timothy S. Ross; J. Mark Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert: Open desert, on NW corner of Black Butte Basin Road and Avenue U, ca 1275 m SW of Three Sisters buttes 959 Comment
  UCR94677  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13986 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA2813  Atriplex johnstonii C. B. Wolf 1930-12-23 s.n. Los Angeles Playa del Rey 15 Comment
  RSA251518  Atriplex lentiformis subsp. breweri R. F. Thorne 1973-4-12 42936 Los Angeles San Clemente Island: Pyramid Cove at S end of island, near small point between Triton and Thresher. 5 Comment
  POM312483  Atriplex leucophylla Malcolm A. Nobs, S. Galen Smith 1948-9-8 645 Los Angeles Mouth of creek, Just west of Malibu Comment
  SD51897  Atriplex leucophylla Peter H. Raven 1962-7-12 18032 Los Angeles San Clemente Island; northwest harbor. 10 Comment
  SBBG131714  Atriplex prostrata S. A. Junak 1999-5-22 SCa 1009 Los Angeles Goat Harbor, at E end of beach, at mouth of cyn 1 Comment
  POM660  Atriplex rosea Anstruther Davidson 1917-10 s.n. Los Angeles Streets. Comment
  RSA12639  Atriplex rosea C. B. Wolf 1934-8-16 s.n. Los Angeles Bryant Ranch east of Long Beach., T4S R12W SW 1/4 sect. 27 100 ft. S & 100 ft. W of center of section 27. 5 Comment
  RSA587185  Atriplex semibaccata Scott D. White 1995-12-5 3763 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  SBBG92290  Atriplex semibaccata A. C. Sanders 1987-12-4 7440 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  CLARK-A1528-2505  Atriplex semibaccata John C. Roos 1942-9-5 1725 Los Angeles Los Angeles Comment
  RSA248834  Atriplex semibaccata R. F. Thorne 1973-4-12 s.n. Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  RSA453961  Atriplex semibaccata C. J. Hollenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades. Comment
  SD90487  Atriplex semibaccata Robert F. Thorne 1973-4-12 42898 Los Angeles San Clemente Island; China Point at end of road. 14 Comment
  UC1215228  Atriplex semibaccata Peter H. Raven 1962-7-11 17999 Los Angeles just s old airstrip (San Clemente Island); San Clemente Island Comment
  RSA223704  Atriplex torreyi E. C. Twisselmann 1970-9-8 17474 Los Angeles North end of Rosamond Lake. 732 Comment
  RSA453966  Atriplex watsonii F. R. Fosberg 1931-5-20 S 4925 Los Angeles Santa Catalina Island. Ballast Point, Catalina Harbor. 1 Comment
  SBBG17973  Avena barbata E. R. Blakley 1963-4-10 5601 Los Angeles 1 mi S of Avalon 30 Comment
  SEINET3919637  Avena barbata Louis C. Wheeler 1967-5-15 9569 Los Angeles San Gabriel Mountains: Ridgetop east southeast of Fremont Pass.; 0 594 Comment
  LA11006  Avena fatua D. Dunn; 1941-2-21 678 Los Angeles 1 block S of Santa Monica Blvd on Westwood Blvd, West L.A Comment
  RSA38944  Avena fatua Edith A. Purer 1931-2-21 s.n. Los Angeles Palos Verdes Hills Comment
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Aug 13 2007
  RSA726012  Avena fatua A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26142 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  SBBG32113  Avena fatua R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -247 Los Angeles Little Harbor Comment
  UCR190528  Avena fatua R. G. Swinney 1990-3-23 1545 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UC1215155  Avena sativa Peter H. Raven 1962-5-8 17622 Los Angeles ridge above Wilson Cove (near summit); San Clemente Island 137 Comment
  RSA235253  Azolla filiculoides Martin A. Piehl 1962-10-3 62522 Los Angeles Cottonwood Creek at bridge along main road, west side of island, Santa Catalina Island. Comment
  SBBG131547  Azolla filiculoides S. A. Junak 1999-7-16 SCa 1054 Los Angeles lower Cottonwood Cyn, just downstream from crossing of rd to Ben Weston Beach 24 Comment
  RSA599738  Baccharis emoryi L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  POM350331  Baccharis emoryi F. R. Fosberg 1930-10-18 4109 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  UCR81449  Baccharis glutinosa F. R. Fosberg 1930-10-18 S- 4110 Los Angeles Coastal Plains and Basins; Los Angeles Basin, [Dominguez] Slough, Gardena 10 Comment
  SDSU6387  Baccharis plummerae D. F. Howe 1959-11-8 2823 Los Angeles Topanga Canyon, 3 mi. from mouth. 152 Comment
  CATA1265  Baccharis salicifolia Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2350 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  RSA581013  Baccharis salicifolia Jamie Kneitel 1994-4-28 34 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  UCR271727  Baccharis salicifolia R. G. Swinney 2011-3-26 14213 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
  SBBG65716  Baileya pleniradiata R. Hoffmann 1932-4-9 Los Angeles Turner Dry Lake [El Mirage Lake] Comment
  RSA151269  Bassia hyssopifolia P. H. Raven 1962-7-12 18033 Los Angeles Northwest Harbor, San Clemente Island 9 Comment
  UCR125170  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, north of Potrero Cyn. 274 Comment
  UC53909  Bidens laevis Ernest Braunton Sep 1902 665 Los Angeles L. A. River Comment
  JEPS26197  Bidens pilosa Peter H. Raven 1959-10-10 14617 Los Angeles University of California, Los Angeles, Santa Monica Mountains Santa Monica Mountains, University of California, Los Angele 129 Comment
  CHSC4742  Bloomeria crocea M. MacArthur 1967-6-24 57 Los Angeles 0.7 mi from turn-off on Angeles Crest Hwy. To lower Chilao keeping always to right - - left side of rd. Angeles National Forest, San Gabriel. 1584 Comment
  RSA367450  Bloomeria crocea var. crocea Percy Allen 1931-5-1 s.n. Los Angeles Griffith Park. Comment
  RSA0128748  Boechera californica Scott D. White, Dave Bramlet 1998-6-29 6821 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  RSA600439  Boisduvalia glabella Louis C. Wheeler 1933-4-27 1670 Los Angeles San Pedro Hills 305 Comment
  SEINET7547706 Image available Bolboschoenus maritimus Scott D. White 1996-5-15 4041 Los Angeles Southern Coastal region: Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & S of Jefferson Blvd. Venice 7.5' Q 3 Comment
  UCR89463  Bolboschoenus maritimus subsp. paludosus T. S. Ross, Janet Takara, Misty Gay 1993-4-20 6824 Los Angeles Santa Catalina Island, NE side of Little Harbor near the outlet of Little Springs Canyon drainage. 2 Comment
  UCR124251  Bowlesia incana L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns., East side of Little Tujunga Canyon, 0.75 mi SSE of Herreres Ranch 579 Comment
  RSA583775  Bowlesia incana R. G. Swinney 1993-3-23 2100 Los Angeles south hills, Toyon Nature Center 305 Comment
  RSA660822  Bowlesia incana LeRoy Gross 2001-5-6 385 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  SBBG108983  Bowlesia incana S. A. Junak 1997-3-7 SCl 739 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 426 Comment
  UC1228873  Bowlesia incana Peter H. Raven 1962-4-10 17215 Los Angeles about 2 mi n of Thirst (San Clemente Island); San Clemente Island 487 Comment
  SEINET6031131  Boykinia occidentalis J. H. Barber 1898-8-3 s.n. Los Angeles Topango Comment
  POM142583  Boykinia rotundifolia C. F. Baker 1904-05 4707 Los Angeles Hills near Claremont Comment
  RSA611076  Boykinia rotundifolia Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  UCR256620  Boykinia rotundifolia Anuja Parikh, Nathan Gale 2011-7-15 3560 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  UCR277058  Boykinia rotundifolia R. G. Swinney 2011-9-22 15675 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  CATA1122  Brachypodium distachyon Mark L. Hoefs 1995-5-23 2089 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  RSA599349  Brassica nigra L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  SEINET5340941  Brassica rapa I. W. Clokey, E. G. Anderson 1931-3-11 5321 Los Angeles San Gabriel Canyon. Comment
  POM294582  Brickellia californica Lyman Benson 1945-12-10 11974 Los Angeles Mouth of Dalton Canyon. San Gabriel Mt. Ranges. 335 Comment
  RSA191629  Brickellia californica R. F. Thorne, M. Z. Thorne 1966-8-29 36598 Los Angeles along hwy from Crystal Lake to Islip Saddle. 1615 Comment
  CHSC109287  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 Rd. 34 degrees 14' N 117 degrees 5359' W; T2N R10W S19-23; T2N R11W S25,26. T02N R11W S25,26. Alt 549-1220 m. 885 Comment
  PASA2165  Brickellia nevinii Frank W. Peirson September, 1918 Los Angeles Near foot of Mt. Wilson Toll Road 396 Comment
  RSA0115260  Brickellia nevinii Richard G. Swinney 2010-10-5 13958 Los Angeles San Gabriel Mountains: Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  RSA586450  Brickellia nevinii Orlando Mistretta 1994-9-27 1501 Los Angeles San Gabriel Mountains; Little Rock Creek, N of Little Sycamore below jct. of 4N15 and 5N04.3 1159 Comment
  SEINET186295  Brodiaea capitata var. pauciflora I. W. Clokey, R. C. Anderson 1938-5-17 7875 Los Angeles Lovell Canyon. 1600 Comment
  SEINET10533778  Brodiaea coronaria Robert L. Dressler 1952-5-31 Dressler 1222 Los Angeles Along trail from Miller Camp (lower Dalton/Canyon) to Johnstone Peak, San Gabriel Mts. Comment
  CAS-BOT-BC149342  Bromus arizonicus John Thomas Howell 1956-3-21 31125 Los Angeles Ridge Route west of Newhall. Comment
  SEINET3128749  Bromus berteroanus G. B. Grant 1905-4-15 123 Los Angeles Pasadena Comment
  RSA251489  Bromus carinatus R. F. Thorne 1973-4-11 42840 Los Angeles San Clemente Island: Norton Canyon. 274 Comment
  RSA594454  Bromus carinatus D. L. Banks 1996-3-25 865 Los Angeles Claremont; Oakwood Apartments; 580 S. Bucknell Avenue; W side of street across from the Apartment complex. On disturbed ground between the sidewalk and school playground. Comment
  UCR213412  Bromus carinatus A. C. Sanders, Dan S. Cooper 2010-3-12 37333 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR64176  Bromus carinatus A. C. Sanders 1988-2-18 7692 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  CAS-BOT-BC149195  Bromus carinatus var. carinatus Dr. A. Davidson 1893-1-1 s.n. Los Angeles Los Angeles. Comment
  RSA603768  Bromus catharticus L. C. Wheeler 1936-4-10 4085 Los Angeles 2 miles NE La Verne. 381 Comment
  RSA0073607  Bromus diandrus R. G. Swinney 2010-4-23 12331 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCSB70460  Bromus grandis Gross, LeRoy; Soza, Valerie 2001-6-6 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road 671 Comment
  CATA1055  Bromus hordeaceus Mark L. Hoefs 1995-5-10 1988 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  CATA843  Bromus hordeaceus Mark L. Hoefs 1991-6-26 1443 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  LA105354  Bromus hordeaceus Barry A. Prigge; 1989-4-23 8424 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
  RSA650442  Bromus hordeaceus Marion P. Harthill 1972-4-8 656 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest 457 Comment
  RSA656173  Bromus hordeaceus Joseph M. Keefe 1978-5-23 23202 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  SBBG12187  Bromus hordeaceus P. H. Raven 1962-4-9 17159 Los Angeles near barracks, Wilson Cove 60 Comment
  UCR155649  Bromus hordeaceus A. C. Sanders, T. B. Salvato 2005-4-26 29679 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR270976  Bromus hordeaceus R. G. Swinney 2011-4-28 14530 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  CAS-BOT-BC227187  Bromus laevipes Scott D. White; Justin Wood 2008-5-8 11944 Los Angeles Puente / Chino Hills: SCE powerline corridor, E of Fullerton Rd. and S of Pathfinder, above Rowland Heights 305 Comment
  UCR150631  Bromus madritensis Scott D. White 1997-5-8 5095 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  CATA713  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-5-3 1213 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  SBBG128257  Bromus madritensis subsp. rubens M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-20 3041 Los Angeles near rd between Black Jack Cmpgrd and Airport Rd (by mine shaft) 487 Comment
  PASA650  Bromus rigidus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  POM363947  Bromus rubens Bette Wright 1942-5-2 s.n. Los Angeles Glendale. Comment
  RSA11192  Bromus rubens C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA623784  Bromus rubens Arthur R. Kruckeberg 1940-3-29 s.n. Los Angeles Hills back of Infirmary. Occidental College Campus, Eagle Rock Comment
  RSA659808  Bromus rubens Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 82 Los Angeles San Clemente Island. Comment
  SBBG56623  Bromus rubens R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  POM364048  Bromus sterilis Donald Tahara 1975-5-8 69 Los Angeles 0.5 mile east of mouth of West Trail, .25 mile North of Ferndell Park. Comment
  CATA3189  Caesalpinia spinosa Julia Parish, Margie Pfeffer 2016-8-23 007 Los Angeles Santa Catalina Island: Near end of Bombing Range Rd., about 90 meters due east of road, s-facing hillside 152 Comment
  SBBG20537  Cakile maritima E. R. Blakley 1963-12-7 6361 Los Angeles just above beach, E of lighthouse, Chenity Cyn 3 Comment
  UCR256167  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA466552  Calandrinia ciliata Richard C. Barkelew 1929-2-15 s.n. Los Angeles El Segundo Comment
  CATA3393  California macrophylla Peter J. Dixon 2017-4-11 083 Los Angeles Santa Catalina Island: Big Fishermans Cove, (USC WIES) 110 m northeast of main lab building 40 Comment
  RSA352846  Calocedrus decurrens Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  SD82934  Calochortus albus Robert F. Thorne, A. C. Gibson 1971-5-22 39764 Los Angeles San Gabriel Mountains, Angeles National Forest, shaded, often rocky places in open woods or brush; Fish Canyon. 548 Comment
  JEPS103712 Image available Calochortus catalinae J. Andrews 1994-1 94101 Los Angeles Triunfo Pass, Malibu 627 Comment
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May 31 2008
  RSA377286  Calochortus catalinae M. B. Dunkle 1932-6-2 2165 Los Angeles Santa Catalina Island. White's landing Comment
  RSA377304  Calochortus catalinae Louis C. Wheeler 1934-4-6 2507 Los Angeles San Dimas Canyon, San Gabriel Mountains. 442 Comment
  RSA377321  Calochortus catalinae Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  RSA654223  Calochortus catalinae Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 945 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  UC205717  Calochortus catalinae S. B. Parish 1919-4-19 19269 Los Angeles Lone Hill, near San Dimas Comment
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Oct 2 2016
  RSA264161  Calochortus invenustus Walter Wisura 1977-6-17 3675 Los Angeles Big Pine to Blue Ridge trail. Comment
  POM305745  Calochortus plummerae H. J. Ramsey, Henry J. Ramsey 1937-6-27 948 Los Angeles Bear Creek, north of Pacoima Reservoir, Angeles National Forest, San Gabriel Mountains. Comment
  UCR238103  Calochortus plummerae Mark A. Elvin, Margie P. Elvin, K. Elvin, A. Elvin 2003-7-1 2964 Los Angeles Western Transverse Range; Santa Susana Mountains, crest of the mountains at head of Salt Creek, 6.5 km SW of Stevenson Ranch 927 Comment
  CAS-BOT-BC493412  Calochortus splendens Williams; Street; Munz 1919-5-3 2625 Los Angeles Santa Ana River Canon Comment
  SBBG57743  Calochortus striatus R. Hoffmann 1929-5-21 Los Angeles Lancaster Village Comment
  HSC15391  Calochortus venustus C. S. Apperson 1967-6-3 Los Angeles 15 mi. E of Hwy. 99 on Ave. D Comment
  RSA763233  Calycoseris parryi Justin M. Wood 2010-5-10 1571 Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  UCR200138  Calyptridium monandrum Valerie Soza, Steve Boyd 2000-4-26 794 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
  UCR281148  Calyptridium monandrum R. G. Swinney 2014-4-30 16255 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  POM50662  Calystegia longipes A. D. E. Elmer 1902-07 3603 Los Angeles Acton, Mt. Gleason. San Gabriel Mountains Comment
  UCR190100  Calystegia macrostegia R. G. Swinney 1998-7-30 6592 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  CAS-BOT-BC215762  Calystegia macrostegia subsp. arida P. A. Munz 1918-5-16 2241 Los Angeles Claremont Comment
  RSA394869  Calystegia macrostegia subsp. cyclostegia E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verdes Hills Comment
  CHSC99451  Calystegia macrostegia subsp. intermedia LeRoy Gross; Laura Moore 2000-6-5 210 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  RSA649801  Calystegia macrostegia subsp. intermedia Matt Brooks 1988-5-1 21 Los Angeles Whittier, Skyline Equestrian trail 1.0 miles south of its intersection with Turnbull Canyon Rd. Comment
  RSA524886  Calystegia peirsonii Robert A. Schlising 1972-5-28 3037 Los Angeles San Gabriel Mountains, west of Palmdale; along Bouquet Canyon Road, 3.9 miles west of jct with Elizabeth Lake Road (N2). Comment
  CAS-BOT-BC168152  Camissonia bistorta A. C. Sanders 2003-5-22 26825 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
  RSA465678  Camissonia bistorta Albert J. Perkins 1915-10-31 s.n. Los Angeles Sierra Madre Mountains, Big Tujunga wash Comment
  RSA279087  Camissonia bistorta Robert F. Thorne, C. W. Tilforth 1971-4-9 41514 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek. 457 Comment
  RSA547425  Camissonia bistorta Tim S. Ross 1992-5-17 6351 Los Angeles 164 degrees, ca 555 m SSE of the mouth of Shoemaker Canyon 646 Comment
  RSA524189  Camissonia boothii subsp. decorticans Tim S. Ross, Steve D. Boyd 1990-6-6 2882 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA244397  Camissonia californica Robin S. Collins 1973-4-9 229 Los Angeles San Gabriel Mountains, Angeles National Forest, Trail Canyon, near trail ca. 1/2 mile from its start. 609 Comment
  RSA660439  Camissonia californica Orlando Mistretta 1992-6-17 578 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  POM9660  Camissonia californica P. A. Munz, R. D. Harwood 1920-5-15 3946 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  RSA0081710  Camissonia campestris R. G. Swinney 2010-5-19 12791 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA454025  Camissonia cheiranthifolia subsp. suffruticosa Tom Burch 1940-4-19 s.n. Los Angeles Malabu [Malibu] Coast. Comment
  UCR151336  Camissonia hirtella Steve Boyd, Amber Maurice 2004-5-18 11319 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  RSA449225  Camissonia ignota Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA449018  Camissonia intermedia Anstruther Davidson 1906-4-9 1449 Los Angeles Griffith Park. Comment
  RSA0004485  Camissonia intermedia Peter H. Raven 1962-5-1 17517 Los Angeles Mulholland Highway 2.6 miles east of Seminole Hot Springs, Santa Monica Mts. 549 Comment
  RSA454083  Camissonia lewisii Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA602108  Camissonia micrantha Scott D. White 1997-5-7 5066 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. 320 Comment
  UCR220280  Camissonia strigulosa R. G. Swinney 2009-4-24 10486 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR271590  Camissonia strigulosa R. G. Swinney 2011-5-19 14765 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA75384  Camissonia strigulosa F. W. Peirson 1951-5-13 344 Los Angeles Arroyo Seco, Pasadena. Comment
  UC873949  Camissonia strigulosa I. W. Clokey and B. C. Templeton 1930-4-8 4671 Los Angeles San Fernando Road 300 Comment
  UCSB4526  Camissoniopsis bistorta Ellis, Richard 1960-4-11 Los Angeles Malibu Canyon Road, 1.5 miles north of highway 101 Comment
  LA206054  Camissoniopsis cheiranthifolia subsp. cheiranthifolia H. Lewis; 1939-4-22 sn Los Angeles Hermosa Beach 0 Comment
  UC1922278  Camissoniopsis hirtella Valerie Soza, Miriam Sidibeh 2003-3-26 1597 Los Angeles Transverse Ranges; Verdugo Mountains; North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 625 Comment
  UCR223689  Camissoniopsis hirtella R. G. Swinney 2009-6-24 11258 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
  OBI28050  Camissoniopsis ignota David J. Keil, Dirk Walters 1977-4-30 12301 Los Angeles Ridge Rte, ca 2 mi S of jctn With Los Angeles Co Rd N2 1280 Comment
  SDSU3394  Camissoniopsis pallida subsp. pallida H. Wedberg 1958-4-11 235 Los Angeles On power line road about 1 mile north of Pearblossom Road and 0.8 mile east of Llano Road. Comment
  LA46203  Canbya candida H. Domsler; May 1926 sn Los Angeles near Lancaster Comment
  SD46509  Cannabis sativa Philip A. Munz 1955-11-5 21486 Los Angeles One and a half blocks north of Foothill Blvd. on Mills Ave., Claremont. Comment
  SFV15557  Capsella bursa-pastoris R. K. Stachelek 1992-4-14 16 Los Angeles San Gabriel Mountains Sylmar, Stetson Ranch Park. Along dirt road off of main fire road. 500 Comment
  SFV21394  Capsella bursa-pastoris L. Gross 2002-3-7 488 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Off La Tuna Canyon Road in Santa Monica Mountains Conservancy land, south of 210 Freeway. Side Canyon off of La Tuna Canyon. 579 Comment
  RSA595514  Capsella bursa-pastoris L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  UC855842  Cardamine californica I. W. Clokey, E. G. Anderson 1935-5-9 6649 Los Angeles San Dimas Canyon 1200 Comment
  UCR262470  Carduus pycnocephalus Esther Chuang 2013-4-7 40 Los Angeles Walnut, along trail between houses near 21755 Buckskin Dr. 244 Comment
  UCSB584  Carex K. Beach 1943-5-3 1837 Los Angeles OFF SAN ANTONIO CANYON FERN CANYON (SAN DIMAS EXPERIMENTAL FOREST STATION; N OF CUCUMONGA) 1249 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-BC17673  Carex alma Louis Wheeler 1933-11-5 1897 Los Angeles San Gabrile Mountains. San Dimas Canyon. 533 Comment
  RSA577529  Carex alma L. C. Wheeler 1933-5-5 1690 Los Angeles San Gabriel Mountains: Fish Canyon. 274 Comment
  SEINET7549355 Image available Carex alma Tim Ross, Steve Boyd 1990-5-29 2708 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. Valyermo 7.5' USGS quadrangle. 1236 Comment
  RSA600052  Carex fracta Steve Boyd, Lauren Raz 1997-5-20 9807 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
  CAS-BOT-BC118415  Carex praegracilis LeRoy Abrams 1901-4-8 1439 Los Angeles Los Angeles River. Comment
  RSA364693  Carex schottii Anonymous 1920-4-17 s.n. Los Angeles Santa Anita Canyon Comment
  SEINET8110810 Image available Carex schottii I. W. Clokey, C. B. Clokey; B. C. Templeton 1930-5-13 4613 Los Angeles Boquet Canyon Comment
  RSA602981  Carex senta L. C. Wheeler 1967-7-15 10025 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  CAS-BOT-BC117783  Carex specifica George B. Grant 1906-6-15 6692 Los Angeles Mt. Wilson. 1828 Comment
  RSA310144  Carex subfusca Wayne E. Sawyer 1981-6-29 70 Los Angeles 1.6 mi W of Dawson Saddle 2301 Comment
  SEINET7577173 Image available Carex subfusca R. F. Thorne, M. Z. Thorne 1969-7-9 38576 Los Angeles San Gabriel Mts., Angeles National Forest: Big, wet, sloping meadow at Big Pines. 2073 Comment
  SD124849  Carissa grandiflora A. C. Sanders 1986-7-30 6836 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airportand Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  POM296954  Castilleja affinis Lyman D. Benson 1947-4-29 12344 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  POM4348  Castilleja affinis Manila Seaver s.n. Los Angeles San Jose Hills, Pomona. Comment
  RSA128259  Castilleja affinis H. J. Thompson 1959-3-27 1875 Los Angeles 0.5 mile from Coast Highway on Rambla Pacifica Road, Las Flores Canyon. Santa Monica Mountains. 61 Comment
  RSA555192  Castilleja angustifolia Robert F. Thorne 1973-5-11 43536 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  UCR205174  Castilleja applegatei R. G. Swinney 2008-4-11 8646 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  SBBG119284  Castilleja applegatei subsp. martinii V. Soza, K. Hughes 1999-7-1 606 Los Angeles Van Tassel Ridge, off Van Tassel Ridge Rd, vicinity of Mt Bliss; T1N R10W N/2, SE/4 S8 1036 Comment
  RSA586815  Castilleja applegatei subsp. martinii Orlando Mistretta, Steve D. Boyd 1994-6-21 1382 Los Angeles San Gabriel Mountains, Santiago canyon, drainage northwest of Pacifico Mountain. 1646 Comment
  POM71679  Castilleja foliolosa Philip A. Munz, M. Hill 1925-3-16 9355 Los Angeles Cobal Canyon, north of Claremont. 518 Comment
  RSA681187  Castilleja foliolosa Michael Honer, Dylan Hannon 2003-7-1 s.n. Los Angeles Liebre Mts: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway junction with Ridge Rt. Rd. 396 Comment
  RSA585946  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2629 Los Angeles Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1456 Comment
  SBBG118501  Castilleja gleasoni O. Mistretta 1992-9-9 802 Los Angeles "Sol" [Sold] Peak, N Fork Management Unit, Tujunga Range District Comment
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May 29 2015
  UCSB6020  Castilleja minor subsp. spiralis Olsen, Meryl 1954-5-26 Los Angeles San Gabriel Mt. range, Little Dalton Canyon on south-west slope 548 Comment
  RSA628874  Castilleja plagiotoma Louis C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek, 3/4 mile north of Big Rock Springs. 1159 Comment
  SBBG118586  Castilleja plagiotoma L. Gross, O. Mistretta, V. Soza 2003-5-13 848 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  UCR281874  Castilleja subinclusa Mitch Provance 2010-5-20 510- 19 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  UC440385  Caulanthus cooperi C. Epling and L. Ellison 1930-4-17 11 Los Angeles Lancaster Comment
  UCSB2280  Caulanthus coulteri B., K. 1944-6-13 Los Angeles Chapman Burn, San Dimas Experimental Forest, San Gabriel Mountains Comment
  HSC6669  Caulanthus inflatus C. S. Apperson 1966-5-24 Los Angeles 4 mi. N of Hi Vista on 200th St., Pearblossom area Comment
  SBBG12229  Caulanthus lasiophyllus P. H. Raven 1962-4-9 17177 Los Angeles above Wilson Cove 60 Comment
  UCR190346  Caulanthus lasiophyllus R. G. Swinney 2001-4-18 7898 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  RSA261699  Ceanothus arboreus Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island Comment
  UC1281431  Ceanothus arboreus H. E. McMinn 1924-7-25 1313 Los Angeles Catalina Island Comment
  CAS-BOT-BC48747  Ceanothus crassifolius Carl B. Wolf 1932-3-4 2671 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3-4 mi. No. of Claremont 457 Comment
  RSA0069889  Ceanothus crassifolius R. G. Swinney 2010-2-27 11742 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
  RSA0087385  Ceanothus crassifolius R. G. Swinney 2010-5-25 12974 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA127439  Ceanothus crassifolius H. J. Thompson 1959-3-22 1866 Los Angeles 1 mile north of Tapia Park, Las Virgenes Road, north of Malibu Canyon. 61 Comment
  RSA306185  Ceanothus crassifolius Fay A. MacFadden 1933-3-27 s.n. Los Angeles La Tuna Canyon, Verdugo Mountains Comment
  RSA398872  Ceanothus crassifolius Albert J. Perkins 1913-2-23 s.n. Los Angeles Mt. Wilson Trail. 762 Comment
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Jun 16 2012
  RSA77143  Ceanothus crassifolius F. W. Peirson 1926-3-20 6514 Los Angeles Arroyo Seco, near Pasadena 915 Comment
  UCR126710  Ceanothus crassifolius A. C. Sanders, Mark Elvin 2003-8-7 27150 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  UCR95486  Ceanothus crassifolius L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mtns., Bootleggers Canyon 884 Comment
  POM156317  Ceanothus cuneatus L. R. Abrams 1903-3-13 3128 Los Angeles San Gabriel Wash Near Azusa Comment
  JEPS46262  Ceanothus greggii var. vestitus A. E. Wieslander Apr 1928 Los Angeles Rock Creek San Gabriel Mountains, N side Comment
  CAS-BOT-BC50157  Ceanothus integerrimus Geo. B. Grant 1904-3-18 s.n. Los Angeles Summit Mt. Wilson 1676 Comment
  CAS-BOT-BC50162  Ceanothus integerrimus Timothy S. Ross; Steve Boyd 1994-5-24 7844 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. Lakes Hughes 7.5' USGS Quadrangle 1383 Comment
  UCR114213  Ceanothus integerrimus A. C. Sanders, D. Malueg 1998-6-24 22076 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  CAS-BOT-BC50569  Ceanothus leucodermis Saichi Kawahara 1968-4-9 138 Los Angeles Wilson Drive north of boservatory, 4 miles east of junction with Mt. Wilson Road 1310 Comment
  RSA584843  Ceanothus leucodermis Tim S. Ross 1993-6-1 7349 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 762 Comment
  UC168361  Ceanothus leucodermis George B. Grant and Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1524 Comment
  SEINET12209914  Ceanothus leucodermis M. T. Doutt 1931-1 631 Los Angeles Sierra Madre Mts. trail between Mt. Lowe and Mt. Wilson 1768 Comment
  RSA399101  Ceanothus megacarpus Tema Shults 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  RSA399106  Ceanothus megacarpus Louis Greata 1901-04 s.n. Los Angeles Santa Monica Range, So. Calif. Comment
  RSA399124  Ceanothus megacarpus E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon. Comment
  RSA399703  Ceanothus megacarpus var. insularis Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  SD85109  Ceanothus megacarpus var. insularis M. Van Rensselaer 1937-7-1 Los Angeles Catalina Island Comment
  CAS-BOT-BC51444  Ceanothus megacarpus var. megacarpus Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard 121 Comment
  UC1348863  Ceanothus megacarpus var. megacarpus Robert F. Thorne 1966-4-29 36311 Los Angeles turnoff Echo Lake (below rd to White's Landing.); Santa Catalina Island Comment
  UCR158847  Ceanothus oliganthus Scott D. White 1994-7-14 2239 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  UC574961  Ceanothus oliganthus var. oliganthus Carl Epling, R. Fowler, K. Kneen April 1933 Los Angeles Boney Ridge Santa Monica Mts. Comment
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Nov 11 2014
  UC66842  Ceanothus spinosus N. K. Berg 1904-3-7 Los Angeles Santa Monica Comment
  UCR241292  Centaurea melitensis Ron Melin 2012-5-19 P 4 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR102383  Centaurea repens L. C. Wheeler 1973-6-14 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, California State University, Long Beach Comment
  UC878343  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  SDSU11325  Centranthus ruber Lisa M. Smedley 1993-5-1 1 V931 Los Angeles Found on an east facing slope on St. Catalina Is. near the water. 0 Comment
  CAS-BOT-BC279112  Centromadia pungens subsp. laevis Alice Eastwood 1920-4-20 9374 Los Angeles San Pedro Comment
  SBBG62302  Centrostegia thurberi R. Hoffmann 1929-4-27 Los Angeles Lancaster Comment
  RSA491718  Centrostegia thurberi James L. Reveal 1988-5-16 6776 Los Angeles Portal Ridge north of Elizabeth Lake, 2.1 miles east of Lake Hughes at the Lake Hughes Road and 0.8 mile west of Willow Springs Canyon (or Munz Ranch) Road, on low hills north of Elizabeth Lake Road (County Road N2) at milepost 16.5. 1021 Comment
  RSA586997  Centrostegia thurberi Orlando Mistretta 1992-5-8 300 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA65893  Centrostegia thurberi F. W. Peirson 1922-7-7 3172 Los Angeles Sheep Creek. North base of San Gabriel Mountains. 1448 Comment
  RSA392712  Centrostegia thurberi var. thurberi Robert Gustafson, Gary D. Wallace 1982-4-26 2529 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  CAS-BOT-BC142134  Cercocarpus betuloides R. C. Foster 1937-4-5 155 Los Angeles Near University Club, Claremont Comment
  RSA0015970  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
  RSA453266  Cercocarpus betuloides Bonnie C. Templeton 1930-4-2 1431 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. 600 Comment
  RSA535884  Cercocarpus betuloides Tim S. Ross 1991-9-2 5907 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  RSA650398  Cercocarpus betuloides G. F. Orr 1956-3-29 s.n. Los Angeles Malibu Canyon. 610 Comment
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May 28 2014
  SDSU8990  Cercocarpus betuloides Gerald Collier 1951-5-5 Los Angeles Just below Chantry Flats, on trail to bottom of canyon; Santa Anita Canyon; San Gabriel Mtns. Comment
  SEINET6331968  Cercocarpus betuloides G. B. Grant 1902-1 158 Los Angeles Coast Ranges, Pasadena Comment
  CAS-BOT-BC142120  Cercocarpus betuloides var. betuloides Alice Eastwood 1917-7-20 6485 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC142169  Cercocarpus betuloides var. betuloides Le Roy Abrams; E. A. McGregor 1908-7-5 674 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  SD215643  Cercocarpus betuloides var. betuloides Steve Boyd, Lauren Raz 1997-3-25 9298 Los Angeles Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 kilometer northeast of Knapp Ranch 1096 Comment
  UC12128  Cercocarpus betuloides var. betuloides Dr. A. Davidson 1892-1 Los Angeles Glendale Comment
  UCSB2746  Cercocarpus betuloides var. betuloides Haller, Norman 1953-5-7 Los Angeles Mulholland Dr. near Sepulveda Blvd., Santa Monica Mts. 396 Comment
  SBBG41343  Cercocarpus betuloides var. blancheae M. R. Benedict 1970-6-29 Los Angeles Coast Rd, W of Parson Landing Comment
  RSA96407  Cercocarpus ledifolius E. K. Balls 1954-9-4 19785 Los Angeles Trail to summit of Mt. Baldy 2470 Comment
  LA88742  Cercocarpus traskiae Karen Searcy; 1967-4-29 45 Los Angeles Santa Catalina Island, At bottom of Gully 1 mi. WNW Salta Verde Point Comment
  SD84878  Cercocarpus traskiae Reid Moran 1941-3-5 678 Los Angeles Salta Vede, bottom of arroyo, Santa Catalina Island. 249 Comment
  POM30266  Chaenactis artemisiifolia Marcus E. Jones 1902-6-20 s.n. Los Angeles Mt. Lowe Comment
  RSA351642  Chaenactis artemisiifolia Geo L. Moxley 1915-7-19 388 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  SBBG44370  Chaenactis fremontii G. Sphon, D. Hearn 1956-5-30 5 Los Angeles Black Butte Comment
  SFV21872  Chaenactis fremontii J. O. Exconde, Jr. 2008-4-26 10 Los Angeles Mojave Desert Antelope Valley. West of Lancaster along Lancaster Road, west of 160th Street West. 850 Comment
  UC63003  Chaenactis fremontii H. M. Hall May 1 1902-May 3 1902 3032 Los Angeles vicinity of Palmdale; Antelope Valley 762 Comment
  UCR110894  Chaenactis fremontii A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21995 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  RSA746793  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR41719  Chaenactis glabriuscula G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  CAS-BOT-BC277350  Chaenactis glabriuscula var. glabriuscula I. M. Johnston 1918-5-12 1954 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon]. Near Los Angeles Co.-San Bernardino Co. line 914 Comment
  RSA0091356  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-6-15 15162 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA587539  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Steve Boyd, Darin Banks 1994-4-29 1115 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1387 Comment
  UCR256251  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-3-22 12083 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  POM351761  Chaenactis glabriuscula var. glabriuscula Robert Gustafson 1978-5-2 929 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  CAS-BOT-BC277524  Chaenactis glabriuscula var. lanosa Alice Eastwood; John Thomas Howell 1937-4-26 3941 Los Angeles Near Saugus Comment
  RSA639829  Chaenactis stevioides R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54998 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams 976 Comment
  RSA774278  Chaenactis stevioides R. G. Swinney 2009-6-17 11182 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SEINET3859912  Chaenactis xantiana R. G. Swinney 2009-4-28 10512 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 mi. SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  CAS-BOT-BC279722  Chaenactis xantiana Le Roy Abrams; E. A. McGregor 1908-6-20 368 Los Angeles Liebre Mountain: 0.25 mile northwest of the old Leibre Ranch headquarters 1066 Comment
  POM351855  Chaenactis xantiana B. C. Templeton 1932-6-17 4913 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  POM122562  Chamaesyce albomarginata Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  LA50647  Chamaesyce melanadenia A. M. Johnson; 1928-2-16 143 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM305699  Chamaesyce melanadenia H. J. Ramsey, Henry J. Ramsey 1937-3-26 967 Los Angeles Pacoima Canyon, near San Fernando, Angeles National Forest. Comment
  SBBG67775  Chamaesyce serpillifolia subsp. serpillifolia unknown 1928-8-26 Los Angeles Pasadena Comment
  RSA0011375  Cheilanthes covillei Orlando Mistretta, Kristie Haydu 2011-7-19 5952 Los Angeles Kentucky Springs Cyn. Along Southern California Edison transmission line corridor, 0.5 air miles W of Angeles Forest Hwy, 0.3 air miles N of Angeles National Forest Boundary. 1081 Comment
  RSA0115448  Chenopodium R. G. Swinney 2010-10-5 13974 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  SBBG132338  Chenopodium album J. Savage, W. Fair, J. Lambert 2003-8-25 Los Angeles VC3 sandpile Comment
  SEINET8043939 Image available Chenopodium berlandieri R. G. Swinney 2010-1 12432 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
  UCR271130  Chenopodium berlandieri R. G. Swinney 2011-10-10 15742 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UC526235  Chenopodium botrys Louis C. Wheeler 1931-9-1 45 Los Angeles 2 mi n Claremont 411 Comment
  UC452529  Chenopodium californicum C. F. Millspaugh 1920-2-3 4658 Los Angeles Avalon Canyon Santa Catalina Island (along the arroyo) Comment
  UCD98129  Chenopodium californicum A. C. Sanders; E. J. Lawlor 1988-4-3 7743 Los Angeles Southwestern end of the Tehachapi Mountains, one mile NW of Gorman on a gasline road, 0.4 mi. above the old highway. 1280 Comment
  RSA478525  Chenopodium multifidum Freda Detmers 1932-6-24 s.n. Los Angeles Los Angeles, McClintock at 34th St. Comment
  UCR26461  Chenopodium rubrum A. C. Sanders 1981-9-12 2341 Los Angeles Mojave Desert, Edges of the large marsh at the W end of Rosamond Dry Lake 694 Comment
  LA50812  Chenopodium strictum var. glaucophyllum Peter H. Raven; Henry J. Thompson 1958-10-11 13748 Los Angeles Santa Monica Mountains, La Tuna Canyon, 1.2 mi above Pacific Coast Hwy 152 Comment
  SBBG62230  Chorizanthe parryi var. fernandina R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC244736  Chorizanthe staticoides Peter H. Raven 1962-5-1 17519 Los Angeles Santa Monica Mountains, Mulholland Highway 0.9 miles west of Seminole Hot Springs 243 Comment
  RSA11366  Chorizanthe staticoides C. Epling 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA708021  Chorizanthe staticoides Scott D. White, Jennifer H. Jones 2005-6-23 11149 Los Angeles San Gabriel Mountains: Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon. 976 Comment
  SFV21455  Chorizanthe staticoides L. Gross 2001-5-28 414 Los Angeles Verdugo Mountains Northeast side of mountains. Start from dead end street (Mesa Lila Road) in Verdugo City. Along ridge between Henderson and Engleheard Canyons. 549 Comment
  UC535374  Chorizanthe staticoides Ira W. Clokey, B. Templeton May 1929 4491 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) Comment
  UCR182390  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  RSA764513  Chorizanthe watsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2582 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  RSA586646  Chorizanthe xanti var. xanti Orlando Mistretta 1995-6-1 1764 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  RSA603395  Chrysanthemum coronarium L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: at San Gabriel Blvd. Comment
  CAS-BOT-BC36278  Chrysolepis sempervirens Gordon Sun 1914-8-1 s.n. Los Angeles Near the summit of San Antonio Mt. Comment
  UCR18622  Chrysothamnus nauseosus J. D. Pinto, Greg Ballmer 1971-10-20 s.n. Los Angeles Western Mojave Desert, 4 mi north of Lancaster 701 Comment
  RSA603187  Chrysothamnus nauseosus subsp. mohavensis L. C. Wheeler 1972-12-20 12784 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  RSA0070649  Cirsium mohavense P. A. Munz 1929-5-19 11457 Los Angeles 3 miles south of Rosamond, W Mojave Desert. Comment
  SDSU3771  Cirsium occidentale Gerald Collier 1951-5-1 M 582 Los Angeles About 1/2 mile north of Sunset Blvd. on Barrington Avenue L.A. 49. Comment
  CAS-BOT-BC285412  Cirsium occidentale var. californicum T. Mosquin 1959-5-30 3310 Los Angeles Catalina Island, hills west of Avalon Comment
  SBBG65899  Cirsium occidentale var. californicum R. Hoffmann 1929-5-19 Los Angeles Paradise Camp, Big Rock Crk Comment
  UCD130641  Cirsium occidentale var. californicum Daryl Koutnik 1978-3-27 164 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave., Claremont. 579 Comment
  CAS-BOT-BC285583  Cirsium occidentale var. occidentale Grant Apr 8 s.n. Los Angeles Avalon Comment
  CAS-BOT-BC438749  Cistanthe monandra John Thomas Howell 1928-5-25 3820 Los Angeles Ridge Route to Bakersfield, 22 miles s. of Lebec 1280 Comment
  RSA529891  Cistus creticus T. S. Ross 1991-8-16 5796 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  SEINET7881405 Image available Citrus aurantium George B. Grant 1901-1 186 Los Angeles Pasadena Comment
  RSA585426  Clarkia bottae Tim S. Ross, Steve D. Boyd 1990-5-31 2749 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR159913  Clarkia bottae Orlando Mistretta 1992-7-13 679 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  RSA108181  Clarkia cylindrica Harlan Lewis, M. Lewis 1947-5-7 212 Los Angeles Decker Road, 0.4 mile north of junction with Latigo Canyon Road, Santa Monica Mountains. Comment
  RSA0035487  Clarkia cylindrica subsp. cylindrica Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  UCR108691  Clarkia deflexa R. S. Woglum 1930-5-10 s.n. Los Angeles San Fernando Valley, North Hollywood Comment
  CAS-BOT-BC172008  Clarkia epilobioides L. R. Abrams 1901-6-4 1706 Los Angeles Los Tunas Canyon, S. Monica Mts. Comment
  LA82403  Clarkia epilobioides O. H. Kappler; 1944-5-21 674 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek, Monte Nido. 213 Comment
  POM147953  Clarkia epilobioides Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SBBG11589  Clarkia epilobioides P. H. Raven 1962-5-9 17699 Los Angeles cyn just N of Gray 426 Comment
  SBBG95242  Clarkia epilobioides M. B. Dunkle 1928-4-10 1828 Los Angeles Johnson's Cyn Comment
  RSA73334  Clarkia epilobioides F. W. Peirson 1919-5-18 433 Los Angeles Hills east of Monrovia Canyon 457 Comment
  LA211083  Clarkia purpurea Arthur C. Gibson; 2011-6-12 5357 Los Angeles SANTA MONICA MOUNTAINS, Along service road, UC NRS Stunt Ranch, Stunt Rd. Comment
  CATA725  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs 1991-5-18 1234 Los Angeles Santa Catalina Island: Middle Canyon 268 Comment
  RSA131026  Clarkia purpurea subsp. quadrivulnera Percy C. Everett, E. K. Balls 1959-6-2 23853 Los Angeles 0.5 miles N of Jct of Mulholland Drive and Road to Backus, Santa Monica Mountains. 610 Comment
  RSA73348  Clarkia rhomboidea F. W. Peirson 1927-5-21 7300 Los Angeles North side of canyon of Rock Creek 1524 Comment
  CAS-BOT-BC165515  Clarkia unguiculata Robert F. Thorne; A. C. Gibson 1971-5-22 39729 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 289 Comment
  IRVC29103  Clarkia unguiculata A. C. Sanders 2003-6-20 26999 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  LA45498  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR271915  Clarkia unguiculata R. G. Swinney 2010-3-24 12076 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SEINET10492210  Clarkia xantiana Tim Holtsford 1992-5-30 Holtsford 920530 -1 Los Angeles Usfs rd 7n221, 0.5 mi past liebre mtn truck trail. [State hwy 138 e to la co rd N2. Se on n2 for 2.2 mi, then follow usfs 8n04 (ridge route) for 2.9 mi, then Left on leibre mtn truck trail for 0.6 mi, then right on 7n221 toward cold Spring for 0.5 mi.] Huge pop extending 30 m above, 30 m below, and 100 m a- Long rd. Exposed w-facing sand/gravel slope. Bromus rubus, lupinus sp., And Some small composite shrubs are all that's on this slope. Oak/digger woodland At edge of this gravel slope but only in a protected canyon--most of the sur- Rounding area is coastal scrub mixed with chapparal: nolina, salvia, arctosta- Phylos, eriogonum fasciculatum, chamise. Comment
  RSA587123  Clarkia xantiana subsp. parviflora Orlando Mistretta, Steve D. Boyd 1995-5-23 1730 Los Angeles Bare Mountain Canyon, Slopes on E side of main drainage 1357 Comment
  UCR99477  Clarkia xantiana subsp. xantiana Steve Boyd, Lauren Raz 1997-5-28 9831 Los Angeles Liebre Mtns., Southwestern flank of Liebre Mtn. on the NW-facing slope of Cold Canyon, just past the point where Forest Service Road 7N22 crosses the stream. 1220 Comment
  RSA0107283  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-10 14644 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  RSA11068  Claytonia parviflora subsp. parviflora C. B. Wolf 1928-3-29 1562 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA708803  Claytonia parviflora subsp. parviflora Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1151 Los Angeles Ridgetop above McDonald Creek. 412 Comment
  UCR190871  Claytonia parviflora subsp. viridis R. G. Swinney 1999-7-5 7524 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR194274  Claytonia perfoliata R. G. Swinney 1999-4-9 7084 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  UCR194595  Claytonia perfoliata R. G. Swinney, Dave Larson 1999-6-25 7400 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  CAS-BOT-BC439916  Claytonia perfoliata subsp. intermontana John H. Thomas 1957-5-11 6753 Los Angeles San Gabriel Mountains. About 3 miles north of La Canada near Angeles Crest Highway. 762 Comment
  POM18229  Claytonia perfoliata subsp. mexicana P. A. Munz 1923-4-10 6696 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  POM790  Claytonia perfoliata subsp. mexicana P. A. Munz 1918-4-5 2020 Los Angeles Pomona. Comment
  SDSU17712  Claytonia perfoliata subsp. mexicana S. H. Bullock 1968-5-23 154 Los Angeles San Gabriel Mountain Range. San Antonio Canyon off of the 'Old Mount Baldy Road.' 945 Comment
  RSA466698  Claytonia perfoliata subsp. perfoliata Ella M. Kennedy 1923-3-17 s.n. Los Angeles S. Pasadena Comment
  LA52247  Clematis lasiantha Harlan Lewis; 1940-2-24 1071 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  SFV10187  Clematis lasiantha J. G. Cuti 1978-4-19 62 Los Angeles Verdugo Mountains About 1.7 miles from end of Walnut Ave. on Stough Canyon fire road. 549 Comment
  SFV7343  Clematis lasiantha T. Gordon, M. H. Grayum 1975-3-21 859 Los Angeles Santa Monica Mountains Along Mulholland Highway just west of Seminole Hot Springs. 366 Comment
  UC535494  Clematis lasiantha Ira W. Clokey, B. Templeton May 1929 4545 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 300 Comment
  LA201856  Clematis ligusticifolia Peter H. Raven; 2003-9-4 Los Angeles Comment
  SEINET12090138  Clematis ligusticifolia P. H. Raven, Thompson, H. J. 1960-1 s.n. Los Angeles Santa Monica Mts 610 Comment
  UCR187107  Cnicus benedictus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32244 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UC26591  Collinsia callosa J. Burtt Davy May 9 1896-May 24 1896 2562 Los Angeles Manzana; Antelope Valley Comment
  UCR206442  Collinsia callosa R. G. Swinney 2008-6-10 9002 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA670756  Collinsia heterophylla Joseph M. Keefe 2001-4-8 31200 Los Angeles San Rafael Mountains. North side of wood fence along The Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive)., Eagle Rock District, Los Angeles, CA 90041. North. 293 Comment
  SFV3350  Collinsia heterophylla K. A. Wilson 1961-3-18 1039 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UCR124439  Collinsia heterophylla I. W. Clokey, B. C. Templeton 1929-1 4461 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UC447150  Collinsia heterophylla J. Ewan 1931-5-30 4251 Los Angeles 1/2 mi below Sturtevant Camp (San Gabriel Mountains); San Gabriel Mountains Comment
  RSA0117352  Collinsia parryi Louis C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon, north side of ridge north of Cascade Canyon. 1189 Comment
  RSA188333  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne, M. Z. Thorne 1966-5-31 36419 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 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
  SD251668  Constancea nevinii F. R. Fosberg 1931-7-16 S 5609 Los Angeles Santa Catalina Island; Avalon; bluffs around the bay. 4 Comment
  RSA71126  Convolvulus arvensis F. W. Peirson 890 Los Angeles New York Ave, Altadena. Comment
  RSA0043295  Convolvulus arvensis L. Haines 1949-7-22 s.n. Los Angeles Canoga Park. Comment
  CAS-BOT-BC286124  Conyza canadensis Ernest C. Twisselmann 1970-9-8 17481 Los Angeles Mojave Desert. Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  POM305685  Conyza canadensis Henry J. Ramsey, Henry J. Ramsey 1937-8-29 981 Los Angeles Altadena. 396 Comment
  POM4485  Cordylanthus rigidus subsp. setiger M. Hitchcock 1908-7-3 4 Los Angeles Topanga Canyon. Comment
  UC761896  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UCR186914  Coreopsis bigelovii A. C. Sanders 2006-4-25 32179 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR187118  Coreopsis bigelovii A. C. Sanders 2006-4-10 31986 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCD130997  Coreopsis californica Daryl Koutnik; Vickie Dawes 1978-4-6 263 Los Angeles south of Palmdale on State Highway 138 to Little Rock. 816 Comment
  CAS-BOT-BC105693  Corethrogyne filaginifolia Louis Wheeler 1932-9-24 1403 Los Angeles 2 mi. NE La Verne 373 Comment
  CAS-BOT-BC105740  Corethrogyne filaginifolia David B. Weissman 1974-8-19 s.n. Los Angeles Pt. Dume - coastal bluff sand dune area. Comment
  JEPS41859  Corethrogyne filaginifolia Frank W. Peirson 1918-10-16 270 Los Angeles Pacoima Canyon; San Gabriel Mts. 548 Comment
  POM356113  Corethrogyne filaginifolia F. R. Fosberg 1931-9-16 5682 Los Angeles Baldwin Hills. 50 Comment
  RSA0081639  Corethrogyne filaginifolia R. G. Swinney 2010-9-9 13736 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA640897  Corethrogyne filaginifolia var. peirsonii L. C. Wheeler 1967-8-13 10448 Los Angeles San Gabriel Mts.: across Soledad Canyon from second RR tunnel down canyon from Bear Canyon 548 Comment
  RSA129810  Corethrogyne filaginifolia var. rigida A. D. Gifford 1935-1-16 418 Los Angeles In canyon 7.5 miles ESE OF Whitaker Peak. 488 Comment
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Jun 11 2014
  UC21510  Cornus glabrata Blanche Trask June, 1890 Los Angeles Santa Catalina Isl., Avalon Comment
  RSA495629  Cornus sericea subsp. sericea S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-28 350 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians 2017 Comment
  UCR205935  Coronopus didymus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37062 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  CATA2917  Corymbia ficifolia Sara L. Crockett, Michael Daligdig 1996-10-21 8 Los Angeles Santa Catalina Island: Descanso Beach Club 9 Comment
  CATA1795  Cotoneaster pannosus Benjamin E. Carter 2012-8-23 6979 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  CAS-BOT-BC287257  Cotula australis Geo. B. Grant 1905-4-3 224 -6460 Los Angeles Pasadena Comment
  UC166236  Cotula australis George B. Grant 1905-4-3 224 -6460 Los Angeles Collected at Pasadena Comment
  UC729758  Cotula coronopifolia Carl B. Wolf 1932-5-12 Los Angeles Middle Ranch Canyon Santa Catalina Island (near bridge on Lower Road to Isthmus); , Middle Ranch Canyon 30 Comment
  HSC24487  Cotula coronopifolia Arthur C. Gibson, Linda C. Gibson 1972-3-4 2776 Los Angeles Zuma Beach, near Point Dume Comment
  CAS-BOT-BC32983  Cotyledon nudicaule LeRoy Abrams 1902-7-4 2652 Los Angeles San Gabriel canon Comment
  UCR216370  Crassula aquatica Dan S. Cooper 2010-5-27 510- 36 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG37879  Crassula connata R. Moran 1941-2-19 568 Los Angeles Middle Ranch Comment
  UCR91525  Crassula connata Scott D. White 1995-3-15 2583 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SD90380  Crassula connata Robert F. Thorne 1966-4-17 36119 Los Angeles San Clemente Islandp Rocky bottom of Bx Canyon, northwest of Horse Canyon, southwest of Thirst. 245 Comment
  RSA423449  Crassula connata var. erectoides Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  UCR50917  Crassula tetragona A. C. Sanders 1988-5-18 7846 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  CATA1366  Cressa truxillensis Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2485 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  CATA2269  Crocanthemum greenei Amy Catalano, Emily Chase 2015-3-12 001 Los Angeles Santa Catalina Island: 1/4 air miles directly east of Airport Road and White's Landing Road junction 289 Comment
  CAS-BOT-BC175829  Crossosoma californicum Robert F. Thorne; P. C. Everett 1964-2-6 33297 Los Angeles Above Fourth of July Cove. Santa Catalina Island 30 Comment
  NY268585  Crossosoma californicum F. R. Fosberg 1931-1 S 4522 Los Angeles Avalon Valley, Santa Catalina Island. Comment
  SD90289  Crossosoma californicum Robert F. Thorne 1970-3-5 39366 Los Angeles Santa Cataline Island, Cherry Valley 60 Comment
  LA50639  Croton californicus L. Larson; 1928-4-21 85 Los Angeles Comment
  RSA480562  Croton californicus G. R. Johnstone 1925-3-8 17842 Los Angeles Catalina Island Comment
  UC17562  Croton californicus W. H. Brewer Dec 1 1860-Dec 5 1860 28 Los Angeles Los Angeles Comment
  UC66755  Croton californicus N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  RSA0115809  Crypsis vaginiflora Steven A. Junak 1999-9-11 SCa- 1099 Los Angeles Santa Catalina Island. W side of upper Buffalo SPrings reservoir. 433 Comment
  SEINET9354277  Cryptantha Steve Myers, LaRue, Ed 1989-3-20 16004 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. Juniper - joshua tree woodland, with some sagebrush scrub; including Yucca brevifolia, Juniperus californica, Haplopappus cooperi, H. linearifolia, Artemisia tridentata, Arctostaphylos glauca & Chrysothamnus nauseosus. Comment
  UCR191786  Cryptantha R. G. Swinney 1998-7-8 6335 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
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Dec 6 2018
  UCR280545  Cryptantha R. G. Swinney 2014-4-10 16033 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
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Feb 19 2020
  RSA0001756  Cryptantha abramsii L. R. Abrams 1903-3-14 3139 Los Angeles San Pedro Hills near Malaga Cove. Comment
  LA204177  Cryptantha circumscissa var. circumscissa Carl Epling; May 1925 sn Los Angeles Mint Canon Comment
  UCR155115  Cryptantha clevelandii A. C. Sanders 2005-5-5 29910 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  SD237365  Cryptantha echinella R. G. Swinney 2009-5-13 10782 Los Angeles Transverse Range; San Gabriel Mtns.: upper Brainard Canyon, c. 2 miles south of Ft. Tejon Re., immediately NW of Cima Mesa, Juniper Hills. 1121 Comment
  SD239637  Cryptantha echinella R. G. Swinney 2008-6-17 9029 Los Angeles San Gabriel Mountains: 2.3 miles north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway (Valyermo 7.5'Q) 1992 Comment
  POM3928  Cryptantha intermedia C. F. Baker 1904-5-5 4773 Los Angeles Claremont Comment
  RSA647872  Cryptantha intermedia LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 235 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 548 Comment
  RSA654443  Cryptantha intermedia Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 978 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon. 457 Comment
  RSA482512  Cryptantha intermedia Richard Noyes 1988-4-30 496 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  SBBG44963  Cryptantha intermedia L. C. Wheeler 1932-4-15 621 Los Angeles 2.5 mi NNE of Claremont 419 Comment
  IRVC29543  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA0060816  Cryptantha microstachys LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6964 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA584975  Cryptantha microstachys T. S. Ross 1993-5-16 7161 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle 1024 Comment
  CHSC100170  Cryptantha muricata John Dittes 2006-5-30 1374 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  LA81966  Cryptantha muricata O. H. Kappler; 1941-3-13 121 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  RSA0069770  Cryptantha muricata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6988 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA0087380  Cryptantha muricata R. G. Swinney 2010-5-25 12981 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0088596  Cryptantha muricata R. G. Swinney 2010-5-4 12541 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA724750  Cryptantha muricata K. Dobry 1991-3-15 427 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  UCR223338  Cryptantha muricata R. G. Swinney 2009-5-20 10853 B Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR260334  Cryptantha muricata R. G. Swinney 2010-5-4 12541 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR50729  Cryptantha muricata L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  VVC3067  Cryptantha muricata var. jonesii Tim Thomas, P. J. MacKay 2015-5-10 6619 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA0079558  Cryptantha muricata var. jonesii Julian P. Donahue 1983-5-30 s.n. Los Angeles Los Padres Natl. Forest, Sawmill Mountain. 1493 Comment
  UC1871243  Cryptantha nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5036 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  RSA0049933  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-12 12739 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  SD240922  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Harvis & Colleen Martin 2010-5-20 8039 Los Angeles Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N. 779 Comment
  UCR191997  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-17 34947 Los Angeles Transverse Range, hills 1.5 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 976 Comment
  UCR89476  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4855 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  RSA0079044  Cryptantha pterocarya var. pterocarya LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 863 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR261881  Cryptantha pterocarya var. pterocarya Tim Thomas 2014-5-4 6289 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  RSA286671  Cryptantha simulans R. F. Thorne, Larry E. DeBuhr 1974-6-28 44769 Los Angeles Angeles Nat l Forest; Big Meadow, Big Pines Recreational Area near headwaters of Mescal Creeek in moist mountain meadow or cieneg 2104 Comment
  UCR217690  Cucurbita foetidissima A. C. Sanders, Dan S. Cooper 2010-8-5 38561 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CHSC5098  Cuscuta M. MacArthur 1967-7-16 83 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  SBBG58149  Cuscuta californica R. Hoffmann 1927-9-30 Los Angeles E of Palmdale Comment
  UC55020  Cuscuta californica H. P. Chandler 1902-6-3 2010 Los Angeles near Cahuenga Peak; Brush Canyon Comment
  RSA228946  Cycladenia humilis var. venusta R. F. Thorne 1971-8-25 41290 Los Angeles along trail E of Windy Gap toward Mt. Hawkins 2346 Comment
  RSA585246  Cynodon dactylon L. C. Wheeler 1933-11-19 2270 Los Angeles San Gabriel Canyon. 335 Comment
  CAS-BOT-BC114633  Cyperus eragrostis A. Davidson 1921-8-1 3454 Los Angeles Roadside near Bandini. Comment
  RSA365090  Cyperus esculentus Anstruther Davidson 1923-10-1 s.n. Los Angeles [Los Angeles]. LA River. Comment
  UCR258961  Cyperus involucratus R. G. Swinney 2010-2-27 11754 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCD170926  Cytisus striatus R. E. Riefner Jr. 2006-6-12 06 -239 Los Angeles Transverse Range, East of Sunland, Verdugo Mountains, north side of 210 Freeway c. 0.6 mi west of La Tuna Canyon Rd. intersection. 475 Comment
  UCSB71760  Cytisus striatus Gross, LeRoy; Denslow, Michael; Hogshead, Bill 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mountains region; north side of mountains: north of Hostetter Motorway (on thomas guide) just off La Tuna Canyon Road; freeway cut (210 Freeway) just east of La Tuna Canyon exit (Burbank 7.5 Quad.: T2N R13W S30 457 Comment
  RSA650357  Dactylis glomerata Nancy Gould 1977-5-13 24 Los Angeles Cal Poly Campus, Pomona. Comment
  RSA286787  Datisca glomerata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44772 Los Angeles Datisca gully, c. 2 mi. S of Islip Saddle in steep gully on W-facing slope of Mt. Islip 1828 Comment
  RSA79883  Datura stramonium Louis C. Wheeler 1969-5-13 s.n. Los Angeles Rio Hondo ca. 1/4 mi. north of San Gabriel Blvd. Comment
  RSA0091117  Datura wrightii R. G. Swinney 2010-4-15 12237 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  UCR206534  Datura wrightii A. C. Sanders, T. B. Salvato 2009-5-19 36824 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA421878  Datura wrightii V. V. Giles 1936-7-26 221 Los Angeles Dohenry Palisades Comment
  SBBG54533  Datura wrightii K. Rafanan 1972-5-16 31 Los Angeles Pomona College Wash (Blanchard Park) Claremont 335 Comment
  CATA1258  Daucus pusillus Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2342 Los Angeles Santa Catalina Island: By Empire Landing Road near quarry 124 Comment
  UC1605445  Daucus pusillus Tim Ross and Steve Boyd 1993-5-23 7254 Los Angeles ca. 700 meters s.-s.w Plum Spring (in upper Clearwater Canyon) (saddle between Red Mt's. long e. ridge and a small notched peak (3227 ft)); Green Valley U.S.G.S. 7.5' Quad., n.w. Los Angeles Co., Lieb 896 Comment
  SBBG128561  Daucus pusillus M. L. Hoefs, D. R. Hoefs 1995-6-29 2342 Los Angeles Empire Landing Rd near quarry 124 Comment
  UC1215240  Deinandra clementina Peter H. Raven 1962-4-9 17152 Los Angeles near barracks, Wilson Cove San Clemente Island, Wilson Cove 60 Comment
  SEINET7838965 Image available Deinandra fasciculata I. W. Clokey, B. C. Templeton 4600 Los Angeles Mandeville Canyon, Santa Monica Mts. Comment
  CHSC35813  Delphinium cardinale Philip A. Silverstone 1978-7-23 251 Los Angeles Santa Monica Mountains; Latigo Canyon Rd. 10.2 km from State 1. Near road. Comment
  JEPS23371  Delphinium glaucum Joseph Andorfer Ewan 1936-8-9 10013 Los Angeles Guffy's Spring Blue Ridge (s side of ridge) 2560 Comment
  RSA713735  Delphinium parishii subsp. parishii LeRoy Gross 2005-4-28 2152 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
  RSA0034988  Delphinium parryi Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  SEINET7063808  Delphinium parryi subsp. maritimum A. G. Vestal 1947-4-26 s.n. Los Angeles Among rocks on a north slope near the west end of a long grade. West end of the Santa Monica Mountains. UTM Zone 11, 343433mE, 3774090mN. (WGS84/NAD83). 250 Comment
  CATA1144  Delphinium parryi subsp. parryi Mark L. Hoefs 1995-5-23 2135 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  RSA398735  Delphinium parryi subsp. parryi Bonnie C. Templeton 1947-5-21 6252 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA719640  Delphinium patens subsp. hepaticoideum R. G. Swinney 1998-3-14 5914 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  CAS-BOT-BC116378  Delphinium patens subsp. montanum Timothy S. Ross 1993-5-16 7148 Los Angeles Glendora Ridge Road on the divide between San Dimas Canyon and Cow Canyon. Mt. Baldy 7.5' USGS quadrangle; 1331 Comment
  RSA0030013  Delphinium patens subsp. montanum M. D. Proctor 1944-4-9 836 Los Angeles Santa Anita Canyon Comment
  RSA0030021  Delphinium patens subsp. montanum Bonnie C. Templeton 1932-6-17 4914 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA400069  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island Comment
  OBI71767  Dendromecon rigida Tony Simon 1994-4-30 12 Los Angeles San Gabriel Mts. Big Tujunga Cyn Rd. 6 mi past jctn with Angeles Crest hwy- trl on left of road 762 Comment
  UCR185609  Descurainia pinnata A. C. Sanders 2007-4-25 33564 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  JEPS53457  Descurainia pinnata subsp. glabra W. L. Jepson 1935-4-17 17043 Los Angeles 6.5 mi w Lancaster 731 Comment
  LA200319  Descurainia pinnata subsp. halictorum W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA433543  Dicentra chrysantha L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  UC1595375  Dicentra chrysantha Tim Ross 1992-7-16 6708 Los Angeles ne slope Condor Peak (75 degrees ene from summit, 200 m distant); San Gabriel Mts. 1551 Comment
  RSA0092527  Dichelostemma capitatum R. G. Swinney 2011-6-22 15243 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  UC1211090  Dichelostemma capitatum Huron H. Smith 1912-5-3 4910 Los Angeles Azusa 243 Comment
  UC1348928  Dichelostemma capitatum James Henrickson 1966-4-17 2257 Los Angeles 14 mi e Gorman (along Hwy 138) Comment
  SEINET12049472  Dichelostemma capitatum F. R. Fosberg 1931-1 S 4369 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island 50 Comment
  SFV15613  Dichelostemma capitatum B. de Guzman, A. Agdaian, L. Mesropi May 1992 1 Los Angeles Santa Monica Mountains Las Virgenes Road towards Malibu State Park entrance. Northeast facing hillside. Comment
  RSA188174  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1966-4-5 35820 Los Angeles Santa Catalina Island. Slope above Cottonwood Canyon Beach. 107 Comment
  RSA376852  Dichelostemma capitatum subsp. capitatum Anstruther Davidson 1890-1-1 s.n. Los Angeles East Los Angeles Comment
  RSA323744  Dichelostemma capitatum subsp. capitatum F. H. Elmore 391 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC292136  Dicoria canescens Dr. A. Davidson 1892-1-1 s.n. Los Angeles At Los Angeles Comment
  UCR265527  Dimorphotheca sinuata Dan S. Cooper 2015-4-3 415- 20 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, Skyline Trail 244 Comment
  CAS-BOT-BC152889  Diplacus brevipes C. F. Baker 1909-5-15 5322 Los Angeles Mts. near Claremont Comment
  SD69615  Diplacus puniceus Robert F. Thorne, P. Everett 1965-5-10 34462 Los Angeles on NW slope of Black Jack Mt., Santa Catalina Island 487 Comment
  OBI34888  Distichlis spicata David J. Keil 1983-8-23 17883 Los Angeles Huntington Harbor at Bolsa Chica Ecological Reserve Comment
  SBBG52925  Distichlis spicata F. C. Boutin 1967-4-23 1627 a Los Angeles N end of island. at W end of airfield runway Comment
  SEINET3128946  Distichlis spicata G. B. Grant 1904-6-5 289 Los Angeles Redondo Comment
  SBBG1408  Dodecahema leptoceras H. and M. Dearing 1940-6-9 4359 Los Angeles Tujunga Wash Comment
  UCR12206  Dodecatheon redolens Art Whistler 1966-6-23 s.n. Los Angeles Hwy 2 past Mt. Wilson Rd. 2287 Comment
  UCR276722  Draba corrugata R. G. Swinney 2010-9-21 13860 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  RSA530883  Draba corrugata var. corrugata F. R. Fosberg, A. Ewan 1931-8-12 791 Los Angeles Mt. Islip, near summit. 2440 Comment
  RSA729522  Drymocallis glandulosa var. glandulosa R. G. Swinney 1999-7-5 7536 Los Angeles San Gabriel Mountains, upper Cedar Canyon, about 0.5 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction with Hwy 2 1915 Comment
  RSA85787  Drymocallis glandulosa var. wrangelliana F. W. Peirson 696 Los Angeles Laurel Canyon Comment
  RSA675014  Dryopteris arguta LeRoy Gross 2003-2-22 741 Los Angeles South side; Along Brand Canyon (fire burned this area in Summer-fall of 2002). Above the falls area up the west fork drainage area of Brand Canyon. 479 Comment
  RSA693698  Dryopteris arguta Ernest Braunton 1901-6-18 194 Los Angeles Laurel Canyon Comment
  RSA741025  Dryopteris arguta Justin M. Wood, Brandy Wood 2009-1-2 275 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  UC723805  Dryopteris arguta Joseph Andorfer Ewan 1933-6-17 10824 Los Angeles Temescal Canyon; Santa Monica Mts Comment
  UC220845  Dryopteris arguta G. R. Vasey July 1880 683 Los Angeles Santa Monica Mts Comment
  UCD136403  Dryopteris arguta F. R. Rickson 1961-7-28 2 Los Angeles Studio City. 200-300 yds from south end of Brookdale Rd. Comment
  CAS-BOT-BC109688  Dudleya cymosa subsp. ovatifolia K. Nakai 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 km north of California Highway 1. 150 Comment
  LA105276  Dudleya greenei Lyman Benson; 1952-5-2 15115 Los Angeles Santa Catalina Island, N face of Swain Canyon, Whites Landing 182 Comment
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Sep 4 2014
  RSA767543  Dudleya lanceolata Reid V. Moran 1946-5-30 2063 Los Angeles San Gabriel Canyon; 8 kilometers below Rincon Guard St. 400 Comment
  RSA587397  Dudleya lanceolata Orlando Mistretta 1992-5-8 317 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  SD207022  Dudleya lanceolata Reid Moran 1944-6-3 1885 Los Angeles Ridge east of Los Alisos Canyon; Sierra Santa Monica. 99 Comment
  UC933322  Dudleya virens E. K. Balls 1949-5-11 13468 Los Angeles in Botanic Garden RSABG (material originally collected by Wolf on Santa Catalina Island, Fourth of July Canyon) Comment
  RSA534027  Dudleya virens T. S. Ross 1991-5-19 5281 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  CATA3545  Dudleya virens subsp. hassei Peter J. Dixon 2018-5-26 109 Los Angeles Santa Catalina Island: Channel side; West End of Island, Emerald Bay; from point between Emerald Bay and Howlands Landing, rocky bluffs near coast, n-facing. 5 Comment
  UCR259406  Dysphania botrys R. G. Swinney 2010-9-9 13742 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
  SFV13510  Eclipta prostrata M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 913 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  LA200724  Ehrendorferia ochroleuca Carl Epling; 1933-5-13 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA0036148  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles El Degundo Dunes, immediately W of L.A. Int. Airport and E of Vista Del Mar Blvd. Comment
  UCR205235  Ehrharta calycina R. G. Swinney 2008-3-26 8567 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR152460  Ehrharta erecta A. C. Sanders, Lee Jones 2005-4-8 29319 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SBBG106916  Eleocharis macrostachya M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-25 2432 Los Angeles lower Buffalo Springs Reservoir 426 Comment
  RSA651587  Eleocharis montevidensis Marion P. Harthill 1974-5-23 1512 Los Angeles Crystal Lake Road. Highway. 39. 1494 Comment
  RSA602758  Eleocharis palustris L. C. Wheeler 1967-8-8 10341 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  RSA717301  Eleocharis palustris Scott D. White, Pam DeVries 2006-5-9 11407 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA34248  Eleocharis rostellata Anonymous 1947-5-23 s.n. Los Angeles By road on north fork San Gabriel Canyon 1220 Comment
  CATA317  Elymus condensatus Mark L. Hoefs, A. Douglas Propst 1973-6-5 344 Los Angeles Santa Catalina Island: Skull Canyon 182 Comment
  UCR274120  Elymus condensatus Steven A. Junak 2000-7-1 SCa- 1373 Los Angeles California Islands, Santa Catalina Island, Cape Canyon Comment
  LA103220  Elymus glaucus subsp. glaucus Barry A. Prigge; 1985-6-14 6400 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA602321  Elymus glaucus subsp. glaucus Steve Boyd, Lauren Raz 1997-6-17 9939 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit., Near 34? 41' 19.3''N 118? 34' 28.3''W. 1597 Comment
  RSA700485  Elymus glaucus subsp. glaucus LeRoy Gross, Paul Morton 2004-6-9 1355 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  UCR223260  Elymus hispidus R. G. Swinney 2009-8-25 11468 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  RSA712467  Elymus multisetus LeRoy Gross 2005-5-19 2294 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
  SD237266  Elymus ponticus R. G. Swinney 2008-6-17 9025 Los Angeles San Gabriel Mountains: 2.3 mi. north of Hwy 2 at Vincent Gap Pinyon Ridge Motorway. 1992 Comment
  UCR179446  Elymus stebbinsii R. G. Swinney, Dave Larson 1996-7-17 5114 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR193710  Elymus stebbinsii R. G. Swinney, Dave Larson 1999-5-29 7211 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with Wolfskill Canyon 537 Comment
  RSA585697  Elymus trachycaulus subsp. subsecundus Timothy S. Ross 1990-6-11 3003 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UCR223134  Elymus triticoides R. G. Swinney 2009-7-22 11351 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA588899  Elytrigia intermedia subsp. intermedia Timothy S. Ross, Steve Boyd 1990-5-15 2542 Los Angeles Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE). 1012 Comment
  POM305408  Emmenanthe penduliflora Henry J. Ramsey, Henry J. Ramsey 1937-5-16 692 Los Angeles Altadena, North Craig Avenue. 396 Comment
  RSA115039  Emmenanthe penduliflora E. K. Balls 1955-7-25 20980 Los Angeles Claremont, San Gabriel Mts. Comment
  UC1587643  Emmenanthe penduliflora Tim Ross 1991-4-21 4557 Los Angeles Whittier Hills (Puente Hills) , pro parte): ridge top on N side of Turnbull Canyon 294 Comment
  UCD119212  Emmenanthe penduliflora Daryl Koutnik 1978-5-2 461 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  UCR197769  Emmenanthe penduliflora var. penduliflora Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 49 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA300469  Encelia actoni John Dourley, Walter Wisura 1982-6-16 3832 Los Angeles Slopes above Little Rock forest station Comment
  RSA3506  Encelia californica C. B. Wolf 1932-5-9 3449 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  SBBG128270  Encelia californica D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 4 Los Angeles Deer Valley Trail 4 Comment
  SBBG79715  Encelia californica F. R. Fosberg 1932-5-5 8118 Los Angeles cyn above Villa Park, Avalon 40 Comment
  UCR178173  Encelia farinosa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 723 Los Angeles Transverse Ranges: Verdugo Mountains, SW-trending ridge east of the Brand Canyon Cemetery and west of the land fill; lower part of Brand Park Motorway 307 Comment
  UCR258573  Encelia farinosa R. G. Swinney 2010-3-10 11810 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCSC001470  Encelia frutescens Peter Kamb 1948-5-6 972 Los Angeles Desert foothills of the San Gabriel Mts. above Little Rock. San Gabriel Mts., Little Rock 975 Comment
  POM122344  Endolepis covillei Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  CDA745  Ephedra nevadensis G. D. Barbe, T. C. Fuller 1973-5-21 1392 Los Angeles Roadside field in SE corner of Pearblossom Hwy at Small Road, E of railroad overpass, 4 mi W of Four Points (junction with Hwy 138). Comment
  RSA625161  Ephedra nevadensis L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  SBBG32268  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  UCD133218  Ephedra nevadensis Lewis S. Rose 1968-4-5 68013 Los Angeles Mojave Desert. Acton. 822 Comment
  SD44622  Epilobium canum subsp. canum Darley F. Howe Oct 1951 2162 Los Angeles Mandeville Canyon; Santa Monica Mountains. Comment
  UC205219  Epilobium canum subsp. canum J. Grinnell 1905-11-25 Los Angeles foothills near Glendora Comment
  POM158227  Epilobium canum subsp. latifolium P. A. Munz, I. M. Johnston 1928-9-5 11186 Los Angeles Swartout Valley. 1829 Comment
  RSA0096795  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-10 15725 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA588475  Epilobium canum subsp. latifolium Albert J. Perkins 1912-9-8 s.n. Los Angeles Trail to Mt. San Antonio, [San Gabriel Mountains]. Comment
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Jun 5 2015
  RSA233363  Epilobium ciliatum subsp. ciliatum Arthur C. Gibson, Linda Gibson 1972-3-18 2792 Los Angeles Along stream in Fish Canyon near the mouth of the canyon, San Gabriel Mountains. Comment
  RSA733174  Epilobium ciliatum subsp. ciliatum R. G. Swinney 1998-8-5 6663 Los Angeles San Gabriel Mtns.: upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1235 Comment
  SBBG58841  Epipactis gigantea M. N. Ackley -May-1922 695 Los Angeles Airdale Cyn, Glendale 30 Comment
  UC1520439  Epipactis gigantea George Henry Grinnell 1923-5-28 Los Angeles Topanga Canyon Comment
  UCR259180  Epipactis gigantea R. G. Swinney 2010-6-23 13371 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UCR129828  Equisetum hyemale subsp. affine L. C. Wheeler 1931-9-5 59 Los Angeles San Gabriel Mtns., San Dimas Canyon 488 Comment
  LA94617  Equisetum laevigatum Lawrence L. Kiefer; 1966-5-7 1998 Los Angeles 30 Comment
  RSA684640  Equisetum laevigatum L. C. Wheeler 1933-10-5 2161 Los Angeles L.A, River at Los Feliz Blvd. 122 Comment
  SBBG56332  Equisetum laevigatum R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  SEINET3237843 Image available Equisetum laevigatum R. G. Swinney 1998-7-21 6462 Los Angeles San Gabriel Mtns.; upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground. 2049 Comment
  POM267972  Eragrostis mexicana subsp. virescens E. Johnson 1944-7-25 s.n. Los Angeles Pomona Comment
  UC634850  Eremalche exilis H. L. Mason 1926-4-26 2985 Los Angeles desert slopes from Vincent to Palmdale Comment
  RSA533928  Eremocarpus setiger T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5226 Los Angeles San Clemente Island, southeast end of island; terrace 1650 ft WNW of Guds, graded by the Navy to form a pad. 201 Comment
  SBBG63719  Eremocarya micrantha J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  RSA0034380  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 i Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  RSA0034385  Eremogone macradenia var. arcuifolia Orlando Mistretta 1994-5-23 1252 Los Angeles San Gabriel Mountains: Little Rock Creek. drainage E of creek and N of Forest Rd. 4N15. 1402 Comment
  RSA0089507  Eriastrum densifolium R. G. Swinney 2011-6-30 15416 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  SD65477  Eriastrum densifolium subsp. austromontanum Reid Moran 1967-7-22 14090 Los Angeles Canyon south of Chilao, San Gabriel Mountains. 1550 Comment
  RSA0104858  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1992-7-9 662 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA0119646  Eriastrum densifolium subsp. mohavense P. A. Munz 1928-6-19 11069 Los Angeles Sand hills so. of Mohave. Comment
  UCSB39357  Eriastrum eremicum Sanders, R. 1977-5-13 Los Angeles North side of Highway 138, 7 miles east of its junction with Highway 14 914 Comment
  RSA0120738  Eriastrum pluriflorum subsp. sherman-hoytiae A. C. Sanders, E. J. Lott 1993-5-6 13984 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edge of Edwards AFB. 701 Comment
  UCR149805  Eriastrum sapphirinum Scott D. White, Pam Devries 2004-6-14 10502 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA0122860  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2001-6-2 7964 Los Angeles Mojave Desert: Juniper Hills area, plateau on east side of Cruthers Creek, 1.3 mi. south of Devils Punchbowl Rd. 1402 Comment
  RSA679830  Ericameria cooperi LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 853 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UCR151331  Ericameria cooperi LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 853 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  SBBG62825  Ericameria cooperi var. cooperi R. Hoffmann 1929-5-19 Los Angeles Harold Comment
  SFV12567  Ericameria cooperi var. cooperi M. H. Grayum, D. L. Koutnik 1977-11-25 886 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  UC1118758  Ericameria linearifolia H. A. Jensen 1933-5-18 305 Los Angeles Acton Tujunga Quadrangle Comment
  UC1536848  Ericameria linearifolia G. H. True Jr. 1935-3-28 184 Los Angeles w Littlerock 914 Comment
  UCR221903  Ericameria linearifolia R. G. Swinney 2009-4-28 10530 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  SD112608  Ericameria pachylepis Darley F. Howe 1951-10-7 2161 Los Angeles Sunset Boulevard, about 1 miles west of Westwood. Comment
  SFV16376  Ericameria parishii P. M. Schiffman, R. van de Hoek 1996-9-30 s. n. Los Angeles San Gabriel Mountains Roadside along Bear Divide Road, on slope above Pacoima Canyon. Comment
  CAS-BOT-BC131650  Ericameria parishii var. parishii F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  RSA232284  Erigeron divergens R. F. Thorne, M. Z. Thorne 1969-7-10 38407 Los Angeles San Gabriel Mts; Angeles National Forest; ca. 1 miles W of Wrightwood 1951 Comment
  CAS-BOT-BC296169  Erigeron foliosus var. foliosus F. Grinnell Jr. 1910-6-23 s.n. Los Angeles Strawberry Ridge, San Gabriel Mts. 1676 Comment
  SFV16064  Eriodictyon crassifolium P. W. Byrne, H. Levin 1994-4-23 17 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  UCR119286  Eriodictyon crassifolium A. C. Sanders, D. Malueg 1998-6-22 22049 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  SEINET8731333 Image available Eriodictyon crassifolium Kay H. Beach 1943-1 1743 Los Angeles Upper part of Lewis Paul Canyon on Woods Trail. San Gabriel Mts. Comment
  RSA0080978  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-28 12418 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
  SBBG54051  Eriodictyon crassifolium var. nigrescens K. R. Montgomery, T. W. Strid 1973-5-19 73 -67 Los Angeles Dillon Divide Comment
  UCR274073  Eriodictyon traskiae Steven A. Junak 2000-5-19 SCa- 1306 Los Angeles California Islands, Santa Catalina Island, along road to White's Landing, 0.1 mile from intersection with airport road 409 Comment
  CATA1068  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1995-5-16 2008 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  UCR223749  Eriodictyon trichocalyx R. G. Swinney 2009-6-24 11229 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 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
  RSA802052  Eriogonum baileyi var. baileyi Orlando Mistretta, Kristie Haydu 2011-7-19 5955 Los Angeles Kentucky Springs Cyn. Along Southern California Edison transmission line corridor, 0.5 air miles W of Angeles Forest Hwy, 0.3 air miles N of Angeles National Forest Boundary. 1081 Comment
  CAS-BOT-BC241573  Eriogonum baileyi var. baileyi James L. Reveal 1978-6-25 4778 Los Angeles On the off-ramp of California Highway 14 and Avenue P north of Palmdale 792 Comment
  CAS-BOT-BC244059  Eriogonum brachyanthum A. D. E. Elmer 1902-6-1 3688 Los Angeles Acton Comment
  RSA0034246  Eriogonum brachyanthum Bonnie C. Templeton 1971-6-16 11618 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  RSA393107  Eriogonum brachyanthum Anstruther Davidson 1901-8-1 1477 Los Angeles Rock Creek [Los Angeles or Ventura County]. Comment
  UCR164535  Eriogonum brachyanthum T. B. Salvato, Sandra Murcia 2005-11-1 1246 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
  CAS-BOT-BC241934  Eriogonum cithariforme Le Roy Abrams; E. A. McGregor 1908-6-19 392 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  UCR239045  Eriogonum covilleanum Anuja Parikh, Nathan Gale 2010-6-5 3261 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 2.0 km west of State Hwy 14, 0.5 km south of Avenue S 935 Comment
  RSA718058  Eriogonum davidsonii R. G. Swinney 1997-8-19 5815 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  CAS-BOT-BC242778  Eriogonum davidsonii F. R. Fosberg; J. Ewan 1931-8-10 4934 Los Angeles Crystal Lake, N. Fork San Gabriel, San Gabriel Mts. Comment
  CAS-BOT-BC249780  Eriogonum elongatum var. elongatum Carl B. Wolf 1932-10-19 4352 Los Angeles South base of Ridge Route, 1.5 miles North of Castaic 548 Comment
  UC1094047  Eriogonum elongatum var. elongatum Peter H. Raven 1957-9-21 11335 Los Angeles hillside at nw end of campus University of California at Los Angeles Comment
  CDA12032  Eriogonum fasciculatum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. 1706 Comment
  JEPS98623  Eriogonum fasciculatum Dean Kelch 1993-6-1 Los Angeles Temescal Canyon 120 Comment
  RSA650856  Eriogonum fasciculatum K. C. Zakar 1969-08 s.n. Los Angeles Mt. Hollywood Road, Griffith Park. 305 Comment
  RSA778909  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-17 11213 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  CAS-BOT-BC253277  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1961-10-31 6680 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  CHSC1320  Eriogonum fasciculatum var. foliolosum E. Thomas 1938-3-17 Los Angeles Claremont Comment
  RSA601504  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1931-4-11 S 4 Los Angeles 2 mi. northeast of La Verne. Comment
  RSA650851  Eriogonum fasciculatum var. foliolosum Donald E. Miller 1948-5-2 s.n. Los Angeles Found in the hills back of Occidental College [Eagle Rock] Comment
  CAS-BOT-BC250109  Eriogonum fasciculatum var. polifolium C. F. B. 1903-8-2 3454 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  RSA596028  Eriogonum fasciculatum var. polifolium Tim S. Ross, J. Mark Porter 1995-5-4 8443 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCD100070  Eriogonum fasciculatum var. polifolium G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  RSA0127580  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1967-7-20 10118 Los Angeles Aliso Canyon. 1067 Comment
  SBBG109035  Eriogonum giganteum var. formosum S. A. Junak with R. N. Philbrick 1996-5-30 SCl 552 Los Angeles top of E escarpment, just S of Twin Dams Cyn, ca. 0.8 mi NE of Camera Pad Boulder 1 381 Comment
  JEPS56924  Eriogonum giganteum var. giganteum W. L. Jepson 1908-7-12 3040 Los Angeles Avalon Catalina Island Comment
  POM243811  Eriogonum giganteum var. giganteum F. R. Fosberg 1931-7-14 S 5407 Los Angeles Santa Catalina Island. 5 Comment
  RSA393370  Eriogonum giganteum var. giganteum F. R. Fosberg 1931-7-9 S 5358 Los Angeles Avalon, Santa Catalina Island. 30 Comment
  SBBG77594  Eriogonum giganteum var. giganteum F. R. Fosberg 1931-7-9 5358 Los Angeles Avalon 30 Comment
  SBBG62115  Eriogonum gracile R. Hoffmann 1928-9-11 Los Angeles between Lang and Acton Comment
  RSA766312  Eriogonum gracile Joseph A. Ewan 1928-7-9 7005 Los Angeles Tujunga Wash near Lankershim. 206 Comment
  SDSU6517  Eriogonum gracile F. Youngberg Los Angeles Vacant lot in Claremont, Ca. Comment
  POM180162  Eriogonum gracile var. gracile Joseph A. Ewan 1931-10-24 5276 Los Angeles Santa Monica Mountains: 0.5 mile below Seminole Hot Springs. Comment
  PASA1486  Eriogonum gracillimum 1926-5-30 Los Angeles Mohave Desert Comment
  CAS-BOT-BC252234  Eriogonum grande var. grande L. R. Abrams; I. L. Wiggins 1931-7-6 356 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  UC527436  Eriogonum heermannii var. heermannii C. B. Wolf 1931-11-8 2629 Los Angeles 1/8 mi below Big Rock Ranger Station (Big Rock Creek); San Gabriel Mts., Big Rock Creek 1066 Comment
  RSA65089  Eriogonum hirtiflorum F. W. Peirson 1921-6-15 2452 Los Angeles Trail from Pine Flats to Chilao. 1677 Comment
  RSA578519  Eriogonum inerme var. hispidulum Tim S. Ross, S. D. Boyd 1994-6-22 8000 Los Angeles Warm Springs Mountain: ca 450 m NW of summit 1140 Comment
  RSA766089  Eriogonum inflatum C. Epling 1931-10-24 s.n. Los Angeles Between Sandbergs and Pine Canyon. Comment
  SBBG119156  Eriogonum maculatum R. G. Swinney 1997-9-6 5857 Los Angeles Jackson Lake area W of Wrightwood, ca. 0.9 mi N of Big Pines Rd on USFS Rd 4N16; T4N R8W 1890 Comment
  RSA0042749  Eriogonum mohavense Bonnie C. Templeton 1971-5-16 11615 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  RSA233265  Eriogonum nudum var. pauciflorum Robert F. Thorne 1969-7-2 38305 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  CAS-BOT-BC257751  Eriogonum parvifolium Geo. B. Grant 1901-9-1 s.n. Los Angeles Redondo Beach Comment
  UCSB1388  Eriogonum parvifolium Crum, Charles 1958-7-19 Los Angeles Point Dume; near Los Angeles Comment
  RSA393058  Eriogonum parvifolium var. parvifolium Robert Gustafson 1980-8-29 1883 Los Angeles Ballona Wetlands, Area 3. 2-3 plants confined to a small strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Creek Channel. Comment
  UCR138846  Eriogonum pusillum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  UCR193530  Eriogonum pusillum R. G. Swinney 1999-6-18 7295 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  CAS-BOT-BC267604  Eriogonum saxatile Le Roy Abrams; E. A. McGregor 1908-7-5 656 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  POM2300  Eriogonum saxatile J. H. Barber 1897-7-11 251 Los Angeles Mt. Gleason summit. Comment
  SD111594  Eriogonum umbellatum var. minus W. P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  UC586859  Eriogonum umbellatum var. minus Joseph Andorfer Ewan 1934-8-9 8309 Los Angeles about summit Mount Williamson San Gabriel Mts., Mount Williamson 2499 Comment
  RSA660087  Eriogonum umbellatum var. munzii Orlando Mistretta 1992-5-25 430 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SBBG64226  Eriogonum vimineum R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  POM357930  Eriophyllum confertiflorum Norman C. Cooper 1945-5-1 2237 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA659574  Eriophyllum confertiflorum Brian McColgan 1988-5-10 3 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  SD234811  Eriophyllum confertiflorum A. C. Sanders 2003-5-1 26247 Los Angeles Western San Gabraiel Mountains: SE side of Castaic Mesa, east of Lake Hughes Road and the filtration plant, Newhall Ranch (Newhall 7.5'Q) 395 Comment
  SD31209  Eriophyllum confertiflorum Edith A. Purer 1931-4-28 Los Angeles Palos Verdes Hills Comment
  CATA706  Eriophyllum confertiflorum var. confertiflorum Mark L. Hoefs 1991-5-3 1205 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  JEPS30630  Eriophyllum confertiflorum var. confertiflorum Peter H. Raven 1959-5-3 14088 Los Angeles Woodrow Wilson Drive, 1.6 mi w Cahuenga Pass; Santa Monica Mountains, Woodrow Wilson Drive 304 Comment
  LA203578  Eriophyllum confertiflorum var. confertiflorum Carl Epling; Louis Wheeler 1933-6-4 1852 Los Angeles near summit, Ridge Route 1523 Comment
  UCR273237  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-6 14618 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 854 Comment
  JEPS5362  Eriophyllum pringlei F. W. Peirson 1921-5-19 1386 Los Angeles San Gabriel Mts., Little Rock Creek 1036 Comment
  SEINET3859871  Eriophyllum pringlei R. G. Swinney 2009-4-24 10462 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  RSA190995  Eriophyllum pringlei R. F. Thorne 1963-5-15 31682 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  UCR205848  Eriophyllum wallacei R. G. Swinney 2008-5-8 8818 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  SBBG131997  Erodium botrys S. A. Junak 1996-4-12 SCI 291 Los Angeles E edge of terrace at head of more northern of 2 parallel cyns, E of Peak 1396 408 Comment
  RSA604191  Erodium botrys Louis C. Wheeler 1943-1-12 5687 Los Angeles Burbank: 2100 block N. Lincoln Avenue. Comment
  CATA2013  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Janet Takara 1998-3-22 508 Los Angeles Santa Catalina Island: Next to isolated campsite at SE end of Little Harbor Campground 36 Comment
  UCR231796  Erodium brachycarpum Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns., Pasadena, Devils Gate Reservoir, c. 0.5 mi. east of 210 Fwy 320 Comment
  RSA631380  Erodium cicutarium Valerie L. Soza, LeRoy Gross 1999-5-10 454 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA653645  Erodium cicutarium S. Koukol, R. Koukol 1998-5-3 30 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  SBBG37800  Erodium cicutarium M. B. Dunkle 1939-4-6 7306 Los Angeles Mosquito Harbor Comment
  UCR223468  Erodium cicutarium R. G. Swinney 2009-5-28 10934 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CDA4670  Erodium cicutarium L. C. Wheeler 1967-5-15 9605 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Whitney Canyon near Newhall Comment
  RSA135175  Erysimum capitatum var. capitatum P. H. Raven 1960-5-15 15371 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. 213 Comment
  RSA530302  Erysimum capitatum var. capitatum M. B. Dunkle 1933-6-17 3619 Los Angeles San Antonio River Canyon 914 Comment
  RSA599602  Erysimum capitatum var. capitatum Steve Boyd, Lauren Raz 1997-3-31 9406 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
  RSA530230  Erysimum suffrutescens N. C. Cooper 1944-01 774 Los Angeles El Segundo Comment
  SBBG95390  Erythranthe cardinalis M. B. Dunkle 1928-5-13 1951 Los Angeles Cottonwood Cyn Comment
  LA82465  Eschscholzia californica O. H. Kappler; 1944-4-30 595 Los Angeles Santa Monica Mountains, Escondido Canyon 761 Comment
  UC1349041  Eschscholzia californica Robert F. Thorne and P. Everett 1965-5-10 34477 Los Angeles Black Jack Mt. Santa Catalina Island (gully on w side) 487 Comment
  UCD100539  Eschscholzia californica Shannon M. Still 2006-3-31 072 Los Angeles California. Los Angeles County. 870 Comment
  UCR123809  Eschscholzia californica Steven R. Hill, K. Kramer 2001-4-22 33334 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCSB8513  Eschscholzia californica Wedberg, H. 1957-5-9 Los Angeles Mouth of Latigo Canyon at Hwy. 101 Comment
  POM148433  Eschscholzia californica var. peninsularis L. R. Abrams 1901-04 1319 Los Angeles San Fernando Mts. 762 Comment
  CAS-BOT-BC83102  Eschscholzia minutiflora John Thomas Howell 1930-5-12 4885 Los Angeles Mojave Desert. 3 miles south of Palmdale. Comment
  RSA589200  Eschscholzia minutiflora Tim S. Ross 1991-4-27 4669 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 SW of Three Sisters [buttes]. 1003 Comment
  UCR48970  Eucalyptus camaldulensis A. C. Sanders 1987-9-18 7379 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  UCR205527  Eucalyptus citriodora A. C. Sanders, T. B. Salvato 2009-5-19 36842 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  OBI81428  Eucalyptus cornuta Unknown 2007-3-10 122 Los Angeles Open woodlands on slope with Heteromeles. Palos Verdes Peninsula, Palos Verdes Estates, N of Palos VErdes Dr, West, Malaga Creek, Via Alar at Via Corta. 41 Comment
  RSA420822  Eucrypta chrysanthemifolia var. chrysanthemifolia Robin S. Collins 1973-5-15 274 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  UCR280861  Eucrypta chrysanthemifolia var. chrysanthemifolia R. G. Swinney 2014-5-19 16571 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  UCR276909  Eulobus californicus R. G. Swinney 2011-3-29 14253 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  UCR116945  Euphorbia albomarginata A. C. Sanders, D. Malueg 2001-5-17 24319 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR152902  Euphorbia albomarginata A. C. Sanders, Helen Kennedy 2005-4-13 29436 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCD142533  Euphorbia albomarginata P. Kilburn 1958-3-11 655 Los Angeles Wayside Honor Rancho S. of Castaic. On road to cow pasture above Hdq. Comment
  LA201912  Euphorbia lathyris Arthur C. Gibson; 2003-6-14 4978 Los Angeles Simi Hills, NW corner of Box Canyon Rd. at Valley Circle Blvd, opposite Chatsworth Reservoir, new Chatsworth Lake Manor Comment
  RSA00036762  Euphorbia melanadenia Michelle Cleveland 1981-2-23 20 Los Angeles Puente Hills in Diamond Bar. Pomona Frwy.60, right on Grand, Right on Diamond Bar Blvd, 100 yds. down blvd. on North side to empty lot. 236 Comment
  RSA0087322  Euphorbia melanadenia R. G. Swinney 2010-3-24 12174 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  SD85102  Euphorbia misera E. R. Blakley 1963-12-7 6329 Los Angeles San Clemente Island, at mouth of first large canyon west of Pyramid Head toward Pyramid Cove 24 Comment
  UC303933  Euphorbia palmeri unknown 1904-6-15 425 Los Angeles Pasadena Comment
  SD69023  Euphorbia peplus Robert F. Thorne, B. Propst 1968-5-29 37702 Los Angeles Santa Catalina Island, bed of Hermit Gulch off Avalon Canyon 89 Comment
  RSA0024503  Euphorbia serpillifolia R. F. Thorne 1980-4-26 54138 Los Angeles Santa Catalina Island. East slope of Blackjack Mountain, along Airport Road Comment
  LA201244  Euphorbia spathulata Arthur C. Gibson; 2003-4-3 4698 Los Angeles 289 Comment
  UCR155368  Euphorbia spathulata A. C. Sanders 2005-5-11 30126 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  UCR141749  Euphorbia terracina J. M. DiTomaso 2001-4-7 s.n. Los Angeles Malibu Canyon Road, entrance to Pepperdine University 64 Comment
  SEINET273048  Euryops pectinatus Scott D. White 1997-12-31 Los Angeles Malibu Coast; Mouth of Trancas Cyn N of Pacific Coast Hwy. USGS Point Dume quad. T/R/S not mapped 8 Comment
  RSA601144  Euthamia occidentalis L. C. Wheeler 1966-10-22 9039 Los Angeles San Gabriel Mountains. Aliso Canyon near confluence with Gleason Canyon. 944 Comment
  RSA0056248  Festuca arundinacea Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  UCR185564  Festuca microstachys var. ciliata A. C. Sanders 2007-4-25 33575 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR220348  Festuca myuros R. G. Swinney 2009-4-13 10318 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  LA14250  Festuca perennis Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. Comment
  UCR267282  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15- 203 Los Angeles City of Carson, Dominguez Channel at Figueroa St., on south bank of channel 7 Comment
  CAS-BOT-BC413808  Ficus rubiginosa R. E. Riefner, Jr. 2014-9-21 14 -349 Los Angeles City of Long Beach, W side of Pacific Coast Highway, ca. 0.2 mi SE of East 2nd St., E of Sea Port Marina 10 Comment
  RSA574340  Filago californica R. G. Swinney 1994-5-7 2830 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  UCR200020  Filago californica Valerie Soza, Mariam Sidibeh 2003-3-26 1611 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  RSA747055  Filago gallica R. G. Swinney 2008-5-30 8885 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  UC1583850  Forestiera pubescens Michael Curto 1990-5-4 639 Los Angeles Littlerock Reservoir Angeles National Forest (near Juniper Grove CG, Pacifico Mt. Quad.) 1040 Comment
  HSC12476  Frangula californica Wendell Wood 1970-6-24 46 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  UCR271964  Frangula californica subsp. californica R. G. Swinney 2011-6-20 15218 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  CAS-BOT-BC53328  Frangula californica subsp. cuspidata Le Roy Abrams; E. A. McGregor 1908-6-19 327 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC53332  Frangula californica subsp. cuspidata Carl B. Wolf 1936-5-27 7843 Los Angeles San Gabriel Mts., Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  RSA151205  Frankenia grandifolia Peter H. Raven 1962-7-11 18014 Los Angeles Wilson's Cove; San Clemente Island. 61 Comment
  LA81923  Fraxinus dipetala O. H. Kappler; 1944-4-6 586 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  RSA69889  Fraxinus dipetala F. W. Peirson 1919-4-19 383 Los Angeles Pacoima Canyon; San Gabriel Mountains Comment
  RSA721718  Fraxinus dipetala R. G. Swinney 1995-3-19 3387 Los Angeles Glendora, c. 220 m west of Harrow Canyon Debris Basin, Whitcomb Trail. 537 Comment
  POM3595  Fraxinus velutina var. coriacea I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte. 91 Comment
  UCR47462  Fremontodendron californicum David Charlton 1986-6-15 295 Los Angeles San Gabriel Mtns, Between Blue Ridge Campground (1.5 mi SSE of Bigpine) and Hwy N4 junction 1982 Comment
  RSA188527  Fremontodendron californicum subsp. californicum Robert F. Thorne, J. Olmstead 1965-8-26 35401 Los Angeles San Gabriel Mtns, Angeles National Forest: Cabin Flat along Prairie Fork, 1585 Comment
  RSA614808  Fremontodendron californicum subsp. californicum Louis C. Wheeler 1953-3-1 7032 Los Angeles 1415 Valley View, Glendale. Comment
  RSA641696  Fritillaria pinetorum Orlando Mistretta 1993-6-2 870 Los Angeles San Gabriel Mountains: Vincent Gulch Trail 1945 Comment
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Oct 5 2009
  RSA574292  Galenia pubescens J. R. Ekhoff 1992-6-12 s.n. Los Angeles Signal Hill: disturbed, undeveloped property along Hill street in the two-block area between Stanley and Ohio Avenues. Area scheduled to be developed. 76 Comment
  RSA529154  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5616 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1875 Comment
  UCR138509  Galium angustifolium subsp. nudicaule L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains, Fish Fork 1098 Comment
  RSA0005737  Galium angustifolium subsp. nudicaule Lauramay T. Dempster, G. Ledyard Stebbins 1966-6-16 4236 Los Angeles Cloudburst Summit, northeast of Chilao Recreation Area. 2140 Comment
  LA51412  Galium aparine Peter H. Raven; 1960-4-2 14851 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  SBBG105351  Galium aparine R. M. Beauchamp 1976-5-22 4117 Los Angeles S side of cyn below Lemon Tank Comment
  RSA0016925  Galium aparine Roxanne Smith 1991-5-12 28 Los Angeles Hills about 0.6 mile south-east of Golden Springs and Diamond Bar Blvd. Comment
  RSA584044  Galium californicum subsp. flaccidum Tim S. Ross 1992-4-21 6224 Los Angeles Head of Horse Canyon: N side of Horse Canyon Saddle. 963 Comment
  RSA526524  Galium catalinense subsp. acrispum Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4263 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  RSA678832  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1288 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.3 miles from trailhead out of Chantry Flat area. 808 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
  POM367632  Galium hallii Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA78380  Galium hallii J. C. Roos 1951-7-30 5074 Los Angeles Big Rock Creek, San Gabriel Mts. 1677 Comment
  UCR223275  Galium jepsonii R. G. Swinney 2009-7-29 11447 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR223402  Galium johnstonii R. G. Swinney 2009-7-23 11399 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
  SD69652  Galium nuttallii subsp. insulare Robert F. Thorne 1967-5-18 36868 Los Angeles Santa Catalina Island; dry slope, Salta Verde, above Wild Boar Gully (Cercocarpus Arroyo) 700 Comment
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Apr 4 2012
  RSA799917  Galium nuttallii subsp. nuttallii Justin M. Wood 2009-3-20 379 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  CDA6662  Galium parisiense L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns.: summit of Johnstone Peak Comment
  SD80115  Galium parisiense C. W. Tilforth 1969-6-6 210 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  SBBG131520  Gamochaeta ustulata S. A. Junak 2000-5-19 SCa 1313 Los Angeles SE side of Echo Lake 420 Comment
  CAS-BOT-BC186350  Garrya flavescens Charles F. Richter 1920-9-1 s.n. Los Angeles Strawberry Ridge, San Gabriel Mts. Comment
  RSA392384  Garrya flavescens W. P. Burger 1979-5-18 105 Los Angeles Road to Mt, Wilson Observatory. 1 mile from the top. 1372 Comment
  UC1122684  Garrya flavescens A. D. Gifford 1935-3-15 459 Los Angeles 1 mi n Warm Springs; Angeles National Forest, Tejon Quad. 762 Comment
  UCR210734  Garrya veatchii R. G. Swinney 2009-1-19 10000 Los Angeles San Gabriel Mtns., Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  CATA1843  Gastridium phleoides Denise Kraus, Patricia Moore 2000-5-8 25 Los Angeles Santa Catalina Island: (Goat Harbor burn area) North-facing slope off first westward trending ridge past large obvious rock outcrop. Several plants in general vicinity of Ironwood grove #81/ GHB Transect 24 304 Comment
  RSA13880  Gastridium phleoides L. C. Wheeler 1933-6-7 1859 Los Angeles UCLA campus at Westwood. 137 Comment
  SBBG13304  Gastridium phleoides M. A. Piehl -Jun-1962 62409 Los Angeles dry slopes at Thirst 579 Comment
  UC729463  Gastridium ventricosum Carl B. Wolf 1932-5-10 3523 Los Angeles along Equestrian Trail Santa Catalina Island (back of Avalon) 259 Comment
  UCR131599  Gastridium ventricosum L. C. Wheeler 1932-6-4 803 Los Angeles San Gabriel Mtns., Liveoak Canyon 518 Comment
  RSA785287  Gaultheria procumbens Doris Bowers 1954-08 809 Los Angeles Arroyo Seca, Pasadena 305 Comment
  RSA586063  Gayophytum diffusum subsp. parviflorum Orlando Mistretta 1995-7-11 1879 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA795226  Gayophytum heterozygum Jane Tirrell 2012-8-31 LS 0169 Los Angeles North-facing slope above Lily Spring, approx. 500 meters northwest of Mt. Hawkins 2487 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
  CATA1635  Genista linifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2918 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  LA211190  Genista monspessulana Arthur C. Gibson; Barry A. Prigge 2008-4-16 5338 Los Angeles SANTA MONICA MOUNTAINS, Santa Inez Canyon. Comment
  RSA0105762  Gilia R. G. Swinney 2011-6-7 15040 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
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Dec 7 2018
  SD262347  Gilia R. G. Swinney 2011-5-12 14676 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Cyn. Rd., 0.5 mi west of angeles Forest Hwy (Pacifico Mtn 7.5'Q) 1182 Comment
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Dec 7 2018
  SEINET14623611  Gilia angelensis E. Braunton 1902-4-29 240 Los Angeles North Pomona. Comment
  UCD117603  Gilia angelensis Robert F. Thorne 1966-4-7 35938 Los Angeles Santa Catalina Island, at Cherry Valley. 60 Comment
  UCR143112  Gilia angelensis Reid Moran 1941-3-11 697 Los Angeles Channel Islands, ridge north of Middle Ranch, Santa Catalina Island 300 Comment
  RSA127822  Gilia angelensis H. J. Thompson, P. H. Raven 1959-4-3 13924 Los Angeles Just to east of Malibu Junction. 244 Comment
  RSA470176A  Gilia cana subsp. cana Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  UCR127236  Gilia capitata Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2919 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR276892  Gilia capitata R. G. Swinney 2011-5-16 14736 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA470215  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1908-5-14 s.n. Los Angeles Sierra Madre. Comment
  RSA591909  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 426 Comment
  SBBG64441  Gilia inconspicua var. sinuata R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC225362  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11837 Los Angeles N. of Hwy 138 (Avenue D- Neenach Rd) at powerline, near Antelope Valley California Poppy Reserve, Antelope Valley Comment
  RSA621048  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11837 Los Angeles Antelope Valley: N. of Hwy 138 (Avenue D - Neenach Rd) at powerline, Antelope Valley California Poppy Reserve. Comment
  RSA572182  Gilia nevinii M. B. Dunkle 1939-4-6 7320 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA72283  Gilia nevinii F. W. Peirson 1923-4-9 3433 Los Angeles San Clemente Island: Wilson's Cove. Comment
  SBBG129213  Gilia nevinii P. H. Raven 1962-4-9 17166 Los Angeles above Wilson Cove 60 Comment
  CAS-BOT-BC402025  Gilia ochroleuca subsp. bizonata E. K. Balls; L. W. Lenz 1950-3-28 14464 Los Angeles 1 mi. e. of junction of Hwys 99 and 138, just s. of Gorman 1158 Comment
  RSA0017205  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Mark Elvin 1995-5-10 1699 Los Angeles Bare Mountain Canyon 1463 Comment
  UC1595360  Gilia ochroleuca subsp. vivida Tim Ross, Steve Boyd 1990-6-18 3459 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek Quad., drng to Jackson Lake (northerly draw draining to Jackson Lake, Mescal Creek USGS 7.5' Quad.) 1877 Comment
  RSA0017178  Gilia ochroleuca subsp. vivida F. W. Peirson 1928-6-2 7934 Los Angeles S fork of Rock Creek: trail toward the summit. 1982 Comment
  UCR190750  Gilia sinuata R. G. Swinney 1999-7-5 7502 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  SBBG68426  Glycyrrhiza lepidota R. Hoffmann 1927-6-14 Los Angeles Hughes Lake Comment
  POM358781  Gnaphalium californicum Anstruther Davidson 1919-1 s.n. Los Angeles Streets, Los Angeles. Comment
  POM358786  Gnaphalium californicum Fay A. MacFadden 1931-4-17 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA532824  Gnaphalium canescens subsp. beneolens Timothy S. Ross 1991-8-14 5790 Los Angeles Pacifico Mtn Rd, 0.5 mi E of Lower Pacifico Campground Rd. 1927 Comment
  POM358864  Gnaphalium microcephalum M. Bisbee 1917-9-2 s.n. Los Angeles Hills north of Eagle Rock Comment
  RSA599518  Gnaphalium palustre Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9471 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SBBG31331  Gnaphalium palustre R. F. Thorne with P. C. Everett 1965-6-23 34973 Los Angeles Haypress Reservoir 411 Comment
  UCR271897  Gnaphalium palustre R. G. Swinney 2011-3-15 14076 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  UCR138514  Gnaphalium stramineum L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  RSA587009  Grayia spinosa Orlando Mistretta 1992-5-8 287 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  UCR216365  Grindelia Dan S. Cooper 2010-6-6 610- 61 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 208 Comment
  SD30782  Grindelia camporum Edith A. Purer 1931-3-12 Los Angeles Near Palos Verdes Hills. Comment
  SBBG16960  Grindelia hirsutula M. Vincent 1962-7-5 267 Los Angeles Old Topanga Cyn Rd, 0.5 mi W of Topanga Cyn Blvd. Comment
  SBBG8277  Grindelia hirsutula R. Hoffmann 1927-7-14 Los Angeles Elizabeth Lake Comment
  RSA545186  Guillenia lasiophylla Timothy S. Ross 1992-4-14 6165 Los Angeles San Clemente Island, central E side of island, mouth of Nancy Canyon 180 Comment
  IRVC29267  Gutierrezia californica Anuja Parikh, Nathan Gale 2003-5-1 s.n. Los Angeles Newhall Ranch, Castaic Mesa, in hills ca. 1000 m east of Castaic Lagoon, survey area 68 Western San Gabriel Mtns. 457 Comment
  LA203624  Gutierrezia microcephala Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4637 Los Angeles San Gabriel Mountains, near Kentucky Springs 1066 Comment
  RSA190989  Harpagonella palmeri R. F. Thorne, Rollins, Propst, Carolin 1967-3-18 36729 Los Angeles Catalina Island. Salta Verde, appox. N of Salta Verde Point 244 Comment
  RSA90643  Hazardia squarrosa F. W. Peirson 1922-9-14 4739 Los Angeles San Antonio Canyon. 1067 Comment
  CAS-BOT-BC307286  Hazardia squarrosa var. grindelioides J. Ewan 1930-10-10 3538 Los Angeles Sturtevant Trail, San Gabriel Mts. 609 Comment
  JEPS30493  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-10-25 14705 Los Angeles 1.6 mi w Decker Road (Mulholland Highway); Santa Monica Mountains 304 Comment
  RSA14705  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-10-25 14705 Los Angeles Mulholland Hwy 1.6 miles W of Decker Road 305 Comment
  UCR132323  Hedera helix John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  CATA1836  Hedypnois cretica Denise Kraus 2000-4-27 15 Los Angeles Santa Catalina Island: (Goat Harbor burn area) about 15 feet down trail leading from parking loop into burn area (This trail starts downslope and to the east of the western fuel break road) 457 Comment
  UCR23819  Hedypnois cretica Alfred R. Roos 1954-5-17 s.n. Los Angeles Hollywood, near North Kenmore & Oakdale [=Oakwood?] Streets 91 Comment
  POM293691  Helenium puberulum Lyman Benson 1948-10-25 13544 Los Angeles Spring one mile above mouth of San Antonio Canyon, Pacific Slope Drainage Area, San Gabriel Mountains. 793 Comment
  LA32094  Helianthemum scoparium Peter H. Raven; Henry J. Thompson 1958-10-11 13753 Los Angeles Santa Monica Mountains, Tuna Canyon, near junction of Tuna Canyon Road with Saddle Peak Rd 533 Comment
  RSA441780  Helianthemum scoparium var. vulgare Fay A. MacFadden 1931-4-10 s.n. Los Angeles Dry hillsides, Tejunga [Tujunga] Canyon 426 Comment
  JEPS35459  Helianthus annuus W. L. Jepson 1941-10-28 20650 Los Angeles Peace Valley Comment
  RSA0085070  Helianthus annuus L. C. Wheeler 1967-7-6 9927 Los Angeles San Gabriel Mountains: San Dimas Canyon. 457 Comment
  SD212494  Helianthus nuttallii A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles Northeast end of Santa Susana Mountains; Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mile southwest of Castaic Junction. 305 Comment
  SBBG130707  Heliotropium curassavicum S. A. Junak 2000-7-1 SCa 1377 Los Angeles just N of Cape Cyn Rd, 0.4 mi E of intersection with Middle Ranch Rd, at storage shed, near Cape Cyn corrals 228 Comment
  UC729765  Heliotropium curassavicum Carl B. Wolf 1932-5-12 3602 Los Angeles at mouth of Cottonwood Canyon; Santa Catalina Isl. 15 Comment
  RSA226037  Heliotropium curassavicum R. F. Thorne, C. W. Tilforth 1971-6-29 40651 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  SD39697  Heliotropium curassavicum Edith A. Purer 1931-9-15 2332 Los Angeles El Segundo Comment
  SFV6937  Heliotropium curassavicum var. oculatum T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 638 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  UCR119057  Hemizonia australis Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  RSA615864  Hemizonia minthornii Scott D. White 1995-10-19 3701 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  SEINET11848437  Hemizonia ramosissima I. W. Clokey, Templeton, B. 1929-1 4600 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  UCR153572  Herniaria hirsuta A. C. Sanders 2005-5-11 30174 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  SBBG113088  Herniaria hirsuta var. cinerea S. A. Junak 1997-3-27 SCa 346 Los Angeles Avalon Cyn, at S edge of Hermit Gulch Cmpgrd, along beginning of Hermit Gulch Trail 106 Comment
  CAS-BOT-BC135939  Hesperoyucca whipplei W. R. Dudley; F. H. Lamb 1896-6-8 4385 Los Angeles King's Canyon, Lebre Mountains Comment
  SEINET5778844 Image available Hesperoyucca whipplei Ira W. Clokey 1935-7-1 6994 Los Angeles Pasadena Glen Comment
  SEINET10460650  Heterocodon rariflorum Thorne 1971-6-30 THORNE 40828 A Los Angeles SAN GABRIEL MTS, LITTLE ROCK CR. 1.8 MI BELOW ALDER SADDLE 5100 Comment
  CAS-BOT-BC143674  Heteromeles arbutifolia Alice Eastwood 1919-7-4 9276 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA0072421  Heteromeles arbutifolia Joseph M. Keefe 2001-1-19 30949 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles. 305 Comment
  UC1128107  Heteromeles arbutifolia F. H. Raymond 1930-1-29 42 Los Angeles Santa Ynez Canyon; Calabasas Quad. 518 Comment
  RSA0072413  Heteromeles arbutifolia M. B. Dunkle 1939-4-7 7337 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA449830  Heteromeles arbutifolia Edwin Kline 1924-8-13 s.n. Los Angeles San Fernando Mountains Comment
  RSA0021877  Heterotheca grandiflora Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5108 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR189931  Heterotheca grandiflora T. B. Salvato, Sandra Murcia 2007-10-18 3086 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  RSA0074414  Heterotheca grandiflora Anstruther Davidson 1999 Los Angeles Santa Monica. Comment
  RSA0074426  Heterotheca grandiflora J. R. Shevock 1972-9-16 2261 Los Angeles Along Malibu Creek, Malibu Canyon. 305 Comment
  RSA0075804  Heterotheca grandiflora Richard Arnold 1984-8-10 1018 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2. Comment
  CAS-BOT-BC48173  Heuchera elegans Le Roy Abrams; E. A. McGregor 1908-7-3 600 Los Angeles North Baldy Mountain, San Gabriel Mountains 2438 Comment
  RSA0062929  Heuchera elegans Anstruther Davidson 1915-8-1 3087 Los Angeles Camp Baldy. Comment
  UC213274  Heuchera elegans I. M. Johnston 1917-6-20 1733 Los Angeles Baldy Lookout of U. S. F. S. Baldy Lookout; San Antonio Mountains 1828 Comment
  RSA0062986  Heuchera elegans Fordyce Grinnell Jr. 1918-7-8 s.n. Los Angeles Mt. Islip Ridge, San Gabriel Mountains. 2561 Comment
  RSA653893  Hirschfeldia incana Valerie L. Soza, Laura Moore 2000-5-10 826 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. 579 Comment
  LA200300  Hirschfeldia incana Jonathan Sauer; et. al. 1969-6-4 4585 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, lower, Pacific Palisades, edge of Annona orchard. Comment
  RSA0098172  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-8-5 15600 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  SBBG113136  Hordeum intercedens S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 402 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  RSA158316  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-5-10 17725 Los Angeles Head of Horse Canyon, the large canyon west of Thirst; San Clemente Island 534 Comment
  LA98848  Hordeum murinum subsp. glaucum E. R. Hobbs; Walt Westman 1979-3-30 79 49 Los Angeles 7 Comment
  CAS-BOT-BC289406  Hordeum murinum subsp. leporinum Peter H. Raven; Henry J. Thompson 1959-5-5 14123 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Road Malibu Creek drainage, Santa Monica Mountains 274 Comment
  RSA666505  Horkelia cuneata J. George 2001-8-22 s.n. Los Angeles Los Angeles; San Pedro area, defense Fuel Support Point(Neval Reservation) 3171 North Gaffey St. 3 Comment
  JEPS44509  Horkelia cuneata subsp. puberula Frank W. Peirson 1919-4-5 362 Los Angeles 1/4 mi below the mountains (Borders of Eaton Canyon); San Gabriel Mts., Eaton Canyon 365 Comment
  RSA499234  Horkelia cuneata subsp. puberula E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA0042671  Horkelia cuneata subsp. puberula Laura Moore 1999-4-10 014 Los Angeles Pitzer College, Claremont: Northwest section of Outback, across trail from small Quercus agrifolia. 350 Comment
  RSA530055  Horkelia rydbergii Tim S. Ross 1991-8-16 5838 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  CAS-BOT-BC55479  Hornungia procumbens Ernest C. Twisselmann 1962-4-10 6849 Los Angeles Mojave Desert. Antelope Valley. Avenue A 2.8 miles west of Highway 6. 670 Comment
  CAS-BOT-BC311968  Hulsea heterochroma Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  RSA233722  Hulsea heterochroma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42250 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  RSA584134  Hulsea heterochroma Timothy S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2959 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  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
  UC1052926  Hydrocotyle moschata Peter H. Raven 1956-6-17 9402 Los Angeles Westwood; Los Angeles Comment
  UC1360401  Hydrocotyle verticillata June McCaskill and Bettylee Leard 1968-6-2 733 Los Angeles behind residence at 532 N. Catalpa Rd. Arcadia Comment
  RSA285971  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Abundantly naturalized on roadside, NW corner of Sunset Blvd. and Groverton Street, Westwood. Comment
  RSA509576  Hypericum formosum var. scouleri L. C. Wheeler 1967-8-2 10324 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  CAS-BOT-BC312944  Hypochaeris glabra Steven A. Junak 1996-5-20 SCI- 513 Los Angeles San Clemente Island: E side of island, at mouth of canyon at Mosquito Cove 3 Comment
  SFV18462  Isocoma menziesii var. menziesii I. P. Swift 2001-9-27 339 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. On disturbed roadcut of Placerita Canyon Road just west of Walker Ranch turnout. 606 Comment
  CAS-BOT-BC173252  Isocoma menziesii var. vernonioides A. C. Sanders; Mark A. Elvin 2002-8-26 25582 Los Angeles Western Transverse Range/Santa Clara River Watershed: Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle 335 Comment
  POM50471  Isocoma menziesii var. vernonioides L. R. Abrams 1901-08 2191 Los Angeles Port Los Angeles Comment
  RSA748781  Isomeris arborea Justin M. Wood 2009-4-7 469 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UC174042  Isomeris arborea Geo. B. Grant 1901-1 615 Los Angeles Santa Catalina Island Comment
  UCR126837  Isomeris arborea A. C. Sanders 2003-6-19 26981 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  RSA152033  Iva axillaris Wesley O. Griesel 1962-5-28 s.n. Los Angeles on the road from Big Pines to Valyermo 1524 Comment
  UCSB31629  Iva axillaris Griesel, Wesley 1962-5-28 Los Angeles San Gabriel Mts.; on the road from Big Pines to Valyermo 1524 Comment
  RSA771954  Jepsonia malvifolia R. F. Thorne 1968-2-25 37913 Los Angeles Cherry Valley, Santa Catalina Island. Comment
  RSA401020  Juglans californica Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 350 Comment
  RSA593501  Juglans californica var. californica Steve Boyd, Mike Wall 1996-5-16 8766 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  SD112815  Juglans californica var. californica Darley F. Howe 1947-3-22 1518 Los Angeles Topango Canyon, 2.0 mile from coast. Comment
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May 22 2014
  RSA0011166  Juglans californica var. californica Tim S. Ross, Walter Appleby 1993-5-20 7190 Los Angeles Western San Gabriel Mts.: vicinity of Wilson Canyon Saddle. 948 Comment
  UCR249900  Juglans hindsii R. E. Riefner Jr. 2014-1-1 14- 20 Los Angeles La Habra Heights, Puente Hills, Fullerton Road East c. 0.2 mi from Skyline Drive 254 Comment
  SBBG12067  Juncus acutus E. R. Blakley 1961-9-24 4784 Los Angeles Little Springs Cyn 15 Comment
  SD69015  Juncus acutus Robert F. Thorne, D. Propst 1968-5-27 37639 Los Angeles Santa Catalina Island, moist flat area behind dunes, Ben weston beach, at mouth of Middle Ranch Canyon. Comment
  UCR180563  Juncus arcticus var. mexicanus Scott D. White, Andrea Warniment 2006-7-18 11631 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  POM209901  Juncus covillei Victor Duran 1933-7-22 3526 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  RSA0116695  Juncus duranii R. G. Swinney 2010-9-30 13939 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  IRVC5137  Juncus macrophyllus Peter H. Raven, H. J. Thompson 1960-7-17 15563 Los Angeles Old Topanga Canyon, shaded creek bed. Comment
  LA51524  Juncus macrophyllus Henry J. Thompson; 1959-5-31 2059 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  RSA304360  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan 1980-5-18 3439 Los Angeles 0.5 mi N of S Fork Campground 1371 Comment
  POM153334  Juncus xiphioides Phillip A. Munz, I. M. Johnston 1928-9-4 11174 Los Angeles San Gabriel Mountains: Rock Creek 1159 Comment
  UCR261352  Juncus xiphioides R. G. Swinney 2010-6-29 13380 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA605904  Juniperus californica L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  RSA764136  Juniperus californica Doris Bowers 1957-4-25 33 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  RSA717984  Juniperus occidentalis var. australis R. G. Swinney 1997-4-25 5496 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
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Apr 15 2011
  SEINET6630412  Justicia brandegeana J. Chandler 1986-12-27 s.n. Los Angeles Whittier Comment
  SD69623  Keckiella cordifolia Robert F. Thorne, P. Everett 1965-5-10 34427 Los Angeles Cape Canyon, Santa Catalina Island 289 Comment
  LA209313  Keckiella ternata H. Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  SBBG66602  Keckiella ternata subsp. septentrionalis R. Hoffmann 1927-7-16 Los Angeles Ridge Route (US Hwy 99) Comment
  RSA400471  Keckiella ternata subsp. ternata Geo. L. Moxley 1913-9-1 182 Los Angeles Summit of Mt. Wilson. Comment
  RSA400476  Keckiella ternata subsp. ternata Unspecified 1983-7-18 2776 Los Angeles San Gabriel Mountains, Angeles Crest Highway at the junction of the Mt. Wilson turnoff. 1463 Comment
  UCD168231  Kochia prostrata 2015-1-1 s.n. Los Angeles Antelope Valley [UTM convert by label maker]. 750 Comment
  UCR137177  Koeleria macrantha Victor Duran 1933-7-9 3505 Los Angeles San Gabriel Mtns., Horse Flats 1677 Comment
  HSC24949  Krascheninnikovia lanata Nels Rinden 1971-5-2 31 Los Angeles 10 mi. SW of Victorville, 0.5 W of Hwy. 395 on road to Phelan in Mojave Desert 1220 Comment
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Aug 13 2014
  RSA596215  Krascheninnikovia lanata T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3383 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA776324  Krascheninnikovia lanata R. G. Swinney 2009-4-29 10606 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  POM12342  Lamarckia aurea F. L. Robinson 1921-3-16 4 Los Angeles Claremont. 365 Comment
  POM352630  Lamarckia aurea Jack Rempel s.n. Los Angeles South of Western Ave. and Manchester Comment
  SBBG13321  Lamarckia aurea M. A. Piehl 1962-6-9 62369 Los Angeles Thirst 597 Comment
  UCR143052  Lamium amplexicaule L. C. Wheeler 1936-2-19 4078 Los Angeles San Gabriel Valley, West Orange Grove Avenue, Pomona 244 Comment
  UC410811  Lampranthus Eric Walther 1929-7-10 Los Angeles Santa Monica, ( Hugh Evans') Santa Monica Comment
  RSA574288  Lantana montevidensis Tim S. Ross, Steve D. Boyd, Kyle Boyd 1992-7-9 6635 Los Angeles Claremont: grounds of RSABG, on the SE edge of Indian Hill Mesa. 405 Comment
  LA202613  Lasthenia californica A. M. Johnson; 1932-3-12 3851 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA596915  Lasthenia californica Timothy S. Ross, J. Mark Porter 1995-5-4 8525 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC30405  Lasthenia coronaria Harley P. Chandler 1898-3-10 Los Angeles Claremont Comment
  JEPS10373  Lasthenia gracilis W. L. Jepson 1939-4-21 19224 Los Angeles Saugus 356 Comment
  POM361500  Lasthenia gracilis Fossler 1929-4-2 s.n. Los Angeles near Arroyo Seco Comment
  SBBG13286  Lasthenia gracilis M. A. Piehl 1962-6-9 62317 a Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  UCR130224  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1998-5-21 4042 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  UCR277107  Lasthenia gracilis R. G. Swinney 2011-4-19 14413 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA579161  Lasthenia gracilis Timothy S. Ross, Darin Banks 1994-4-12 7489 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 670 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 537 Comment
  RSA724481  Lathyrus laetiflorus K. Dobry 1991-6-28 d- 869 Los Angeles Santa Monica Mts. Las Virgenes Rd. and Mulholland Hwy. at Soka Univ., E. Section Comment
  SD69558  Lathyrus vestitus var. alefeldii Robert F. Thorne 1966-4-28 36205 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, dry rocky slope along the road to Renton Mine 244 Comment
  SDSU4459  Lathyrus vestitus var. alefeldii Gerald Collier 1951-5-5 273 Los Angeles Santa Anita Canyon, San Gabriel Mts. About 1/4 mile down Chantrx Flats Trail. Comment
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Aug 4 2016
  SD13110  Lathyrus vestitus var. vestitus Edith A. Purer 1935-5-11 6561 Los Angeles Santa Monica Mountains, Malibu Road, hillside Comment
  OBI56578  Layia glandulosa Steve Boyd, Lauren Raz 1997-3-25 9269 Los Angeles Liebre mts region: Knapp ranch area at upper end of Cataic Crk drainage inbroad alluvial valley; at head of Cienaga cyn, S of Liebre mtn flats and slopes just NE of ranch compound. T7N R17W NE 1/4 NE 1/4 sec 22 1061 Comment
  SFV6469  Layia glandulosa T. Gordon, W. C. Willig, K. A. Wilson 1974-4-26 168 Los Angeles San Gabriel Mountains Devil's Punchbowl Road about 1 mile south of Longview Road. 1280 Comment
  CAS-BOT-BC380222  Layia platyglossa Le Roy Abrams 1899-3-1 364 Los Angeles Ballona Harbor Comment
  SBBG96963  Layia platyglossa S. Boyd, T. Ross, L. Araseth 1990-4-8 4303 Los Angeles near Malo Point, first cyn S of Bryce Cyn Comment
  UCD134017  Layia platyglossa Kenneth A. Wilson 1961-4-10 1142 Los Angeles Santa Susana Mountains. Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  CAS-BOT-BC377815  Layia platyglossa Alice Eastwood 1906-5-27 s.n. Los Angeles Ocean Park Comment
  CAS-BOT-BC380211  Layia platyglossa C. M. Millspaugh 1920-3-27 4877 Los Angeles Santa Catalina Island; Hay Press Comment
  SEINET7881021 Image available Layia platyglossa F. R. Fosberg 1931-1 S 4814 Los Angeles Cape Canyon, Santa Catalina Island 200 Comment
  RSA533940  Layia platyglossa subsp. campestris Timothy S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-18 5222 Los Angeles San Clemente Island: SE end of island in the vicinity of Knob, 5100 ft NW of Guds. 297 Comment
  SBBG71593  Lepechinia fragrans M. N. Ackley 1927-6-5 Los Angeles Switzerland Trail Comment
  RSA306199  Lepidium dictyotum var. acutidens Fay A. MacFadden 1934-3-18 12453 Los Angeles Waste land, Culver City Comment
  RSA429895  Lepidium fremontii Anstruther Davidson 1893-5-12 1857 Los Angeles Lancaster. Comment
  RSA678411  Lepidium lasiocarpum Mark Elvin 1996-8-8 325 Los Angeles San Clemente Island. West dunes along road to south end of dunes 9 Comment
  SDSU19972  Lepidium nitidum S. H. Bullock 1968-4-6 35 Los Angeles Claremont, north of foothill Blvd. between Dartmouth and College Ave. 366 Comment
  SD90282  Lepidium nitidum var. nitidum Robert F. Thorne 1973-4-11 42784 Los Angeles San Clemente Island: Plateau in Middle Ranch area at head of Middle Ranch Canyon 424 Comment
  SBBG127975  Lepidium strictum M. L. Hoefs, S. A. Junak 1996-5-1 2708 Los Angeles Avalon Cyn Rd by horse stable 24 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
  UCR144091  Lepidium virginicum var. pubescens Scott D. White 1998-6-10 6716 Los Angeles San Gabriel Mtns, San Antonio Canyon, c. 1.5 air mi N of San Antonio Dam/Shinn Road (=Mountain Ave) Bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station 777 Comment
  RSA618668  Lepidospartum squamatum L. C. Wheeler 1966-8-20 8819 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. Comment
  LA105053  Leptochloa uninervia Barry A. Prigge; 1988-7-3 8215 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UCR137146  Leptochloa uninervia Geo. L. Moxley 1917-9-19 639 Los Angeles Oakwood Ave. [between Beverly Blvd. & Melrose Ave., south of West Hollywood, vicinity of La Brea Ave.], Los Angeles 76 Comment
  UCR86847  Leptodactylon californicum Scott D. White 1995-4-27 2966 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA468562  Leptosiphon androsaceus I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  SEINET14160670  Leptosiphon aureus subsp. aureus H. M. Hall 1902-1 3031 Los Angeles Antelope Valley, Rock Creek 1219 Comment
  RSA550285  Leptosiphon bicolor W. Wisura, G. Perez 1992-5-19 4777 Los Angeles 1 mi. W of Largo Vista Rd. Comment
  RSA264166  Leptosiphon breviculus W. Wisura 1977-6-17 3677 Los Angeles Along trail to Blue Ridge. Comment
  RSA67082  Leptosiphon breviculus Verne Grant, Alva Grant 1951-6-11 16035 Los Angeles Hwy 2, Charlton Flats, San Gabriel Mountains. 1677 Comment
  RSA229040  Leptosiphon breviculus R. F. Thorne 1971-6-30 40835 Los Angeles San Gabriel Mts., Angeles National Forest: S fork of Little Rock Creek 3.3 miles below Alder Saddle 1432 Comment
  RSA317204  Leptosiphon breviculus Michael C. Long, J. E. Long 1974-4-20 s.n. Los Angeles Punchbowl County Park, SW of Headquarters Comment
  RSA588968  Leptosiphon breviculus Orlando Mistretta 1994-6-8 1349 Los Angeles Little Rock Creek: un-named drainage draining N slope of Bare Mountain 1707 Comment
  RSA73033  Leptosiphon breviculus F. W. Peirson 1922-7-5 4709 Los Angeles 0.5 mile east of Big Pines, San Gabriel Mtns. 2027 Comment
  RSA608044  Leptosiphon liniflorus L. C. Wheeler 1947-6-13 6519 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon [Los Angeles/San Bernardino counties]. Comment
  RSA0074221  Leptosiphon parviflorus Louis C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  RSA584338  Leptosiphon pygmaeus subsp. pygmaeus T. S. Ross, Darin L. Banks 1994-4-12 7468 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  SD215407  Leptosyne bigelovii Steve Boyd, Lauren Raz 1997-3-31 9413 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA585419  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd 1990-5-29 2682 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road. 1143 Comment
  UCR126336  Lessingia glandulifera var. glandulifera A. C. Sanders 2003-8-4 27105 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon in low hills north of Potrero Canyon 305 Comment
  RSA748997  Leucaena leucocephala A. C. Sanders, T. B. Salvato 2009-5-18 36803 Los Angeles Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation. 107 Comment
  RSA483173  Leymus condensatus Robert L. Dressler 1948-7-28 65 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  MACF015662  Libocedrus decurrens Fay A. MacFadden 1936-9-6 14746 Los Angeles Lake Arrowhead, California Comment
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May 29 2015
  UCR190876  Lilium humboldtii R. G. Swinney 1998-8-6 6699 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  UC335425  Limonium californicum unknown Los Angeles Santa Monica Comment
  RSA760608  Limonium perezii R. G. Swinney 2008-12-6 9974 Los Angeles Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel. 229 Comment
  RSA469959  Linanthus aureus Robert Gustafson 1978-6-1 994 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  RSA570187  Linanthus aureus subsp. aureus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5024 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA0062864  Linanthus bigelovii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6777 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR186888  Linanthus bigelovii A. C. Sanders 2006-4-14 32057 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR151000  Linanthus breviculus Walter Wisura 2001-4-30 5155 Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: Hwy N4, 9.4 mi N from the junction with Hwy 2 2337 Comment
  RSA468484  Linanthus californicus David Young 1969-3-15 P- 399 Los Angeles 3 mi. NW of Chasworth, California S. of Hwy 118 on Santa Susana Rd. 293 Comment
  RSA682659  Linanthus californicus subsp. glandulosus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1084 Los Angeles North side of mountains: South of Hostetter Motorway (On the Thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA468455  Linanthus californicus subsp. glandulosus Adele G. Axtman 1931-7-5 s.n. Los Angeles Foothills, Verdugo Comment
  RSA747368  Linanthus concinnus Orlando Mistretta 1994-7-12 1405 B Los Angeles 0.9 miles SSE of Mt. Williamson along trail between Islip Saddle and Reed Springs. Site is just NNW of the junction of Angeles Crest Hwy (Hwy 2) amd Hwy 39. 2027 Comment
  UCSB46625  Linanthus dianthiflorus Welton, Patti 1983-3-28 Los Angeles 2.2 miles north of Malibu Canyon Road on southwest side of Mulholland Hwy. 469 Comment
  CAS-BOT-BC516254  Linanthus parryae Timothy S. Ross 1995-4-26 8395 Los Angeles Liebre Mountains. Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1208 Comment
  SBBG13057  Linanthus parryae E. R. Blakley 1958-5-10 2281 Los Angeles 14 mi E of Quail Lake on St Hwy 138 914 Comment
  UC23778  Linanthus parviflorus Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont 731 Comment
  RSA240674  Lithophragma affine Donald R. Bissing 1973-4-6 38 Los Angeles Evey Canyon, San Gabriel Mountains: 0.5 mile from mouth of canyon. 726 Comment
  UCSB2563  Lithophragma affine Foster, R. 1987-4-3 Los Angeles Near Camp Baldy Road, east of Monte Vista Avenue, Claremont Comment
  SFV12412  Lithophragma affine subsp. affine D. L. Koutnik, J. G. Cuti 1978-4-19 379 Los Angeles Verdugo Mountains On fire road through Stough Canyon to La Crescenta. 549 Comment
  SD230293  Lithophragma bolanderi Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest side Smith Mountain, along Bear Creek Trail. 1280 Comment
  SEINET12215919  Lithophragma bolanderi R. F. Thorne, Tilforth, C. W. 1971-1 41524 Los Angeles San Gabriel Mts., Angeles National Forest, San Dimas Canyon 427 Comment
  RSA527685  Lithophragma heterophyllum Mike Hammit, Orlando Mistretta 1991-6-4 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Sawpit Canyon; Angeles National Forest. 610 Comment
  UCR129370  Lobelia dunnii var. serrata Ian Swift 2001-7-2 237 Los Angeles Transverse Ranges, Liebre Mtns. region, Middle Fish Canyon, 1 mile north of Cienega Campground 793 Comment
  UCR261535  Lobularia maritima R. G. Swinney 2010-2-27 11669 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA730074  Loeseliastrum matthewsii R. G. Swinney 1999-6-5 7240 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UC909081  Loeseliastrum matthewsii Herbert L. Mason 1926-4-27 3058 Los Angeles 30 mi. w. Victorville; Mojave Desert Comment
  RSA77066  Loeseliastrum matthewsii F. W. Peirson 1930-5-31 8910 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  LA88398  Logfia filaginoides O. H. Kappler; 1941-5-9 267 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG63199  Logfia filaginoides R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UC405418  Logfia filaginoides T. S. Brandegee Los Angeles Catalina Comment
  UC527607  Lolium perenne C. B. Wolf 1931-6-25 2239 Los Angeles along Beverly Blvd. sw Los Angeles Botanic Garden (Mandeville Canyon); , sw of Los Angeles Botanic Garden 60 Comment
  RSA425022  Lolium perenne subsp. multiflorum J. C. Roos 1947-10-12 s.n. Los Angeles Charnock St., West Los Angeles Comment
  UC1619326  Lomatium dasycarpum subsp. dasycarpum Timothy S. Ross, Steve Boyd 1990-5-15 2543 Los Angeles Yerba Buena Ridge, ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE) San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1011 Comment
  RSA630740  Lomatium dasycarpum subsp. dasycarpum LeRoy Gross, Valerie Soza 1999-5-11 152 Los Angeles San Gabriel Mountains: On west slope of unnamed peak, this peaks elevation 2397 feet, off of Sycamore Canyon Motorway, upper slope of Sycamore Canyon. Above city of San Dimas 683 Comment
  UC1605197  Lomatium dissectum var. multifidum Tim Ross, Steve Boyd, and Peter Fritsch 1990-6-27 3874 Los Angeles between Horse Camp Canyon and Robinson Canyon (Liebre Mt.); Liebre Mts., Liebre Mt. Quad., Liebre Mt. 1475 Comment
  UCSB4666  Lomatium mohavense Haller, John 1957-4-13 Los Angeles In upper Mint Canyon, ca. 5 road miles E. of road to Acton and 10 road miles E. of Angeles forest Highway junc. 914 Comment
  SD28033  Lonicera catalinensis Carl B. Wolf 1932-5-9 3494 Los Angeles Santa Catalina Island; along road to Renton Mine, west of Pebbly Beach. Comment
  RSA778914  Lonicera interrupta R. G. Swinney 2009-6-17 11216 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  PASA276  Lonicera subspicata Annetta Carter 1929-1-1 Los Angeles Mouth of Big Santa Anita Canyon Comment
  RSA455356  Lonicera subspicata var. denudata F. R. Fosberg, J. A. Ewan 1931-8-14 s 5449 Los Angeles Pine flats, First Camp, N fork San Gabriel Canyon, San Gabriel Mts. 1500 Comment
  RSA526553  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4239 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  SFV11235  Lotus corniculatus D. K. Shayne 1966-3-9 102 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  RSA679283  Lotus crassifolius var. crassifolius Mark Elvin, Anne Marie Ruff 1996-8-1 305 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. Mile 7.4. On steep cut on S side road. ~ 50' high. Comment
  RSA498304  Lotus grandiflorus var. grandiflorus H. L. Bauer 1932-3-15 15388 Los Angeles Santa Monica Mountains; Trailside near Saddle Peak Comment
  POM2628  Lotus heermannii var. heermannii M. Hitchcock 1919-7-28 32 Los Angeles Pacoima Canyon Comment
  RSA498758  Lotus humistratus M. Lindsay 1928-4-5 14573 Los Angeles Palos Verdes Hills Comment
  RSA586641  Lotus humistratus Orlando Mistretta 1995-6-1 1767 Los Angeles San Gabriel Mountains. Carr Canyon. 1098 Comment
  RSA0098369  Lotus nevadensis R. G. Swinney 2011-6-6 14998 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SEINET10450490  Lotus oblongifolius David B. Dunn 1955-5-6 Dunn 11853 Los Angeles Collected in stoddard canyon below th eofrk in rd in san antonion canyon. About 1.25 Yrs after the fire went through striping the chaparralout. A few of the Sycamores had a narrow strip of cambium sruvive on the down canyon side. Live Oaks resprouting from many branches. Shrubs stumbp sprouting and an abundance Of herbaceous species. Comment
  UC69140  Lotus procumbens var. procumbens H. M. Hall Jun 1905 6264 Los Angeles Tejon Pass 1280 Comment
  UCR173881  Lotus salsuginosus Scott D. White, Michael Honer 2003-6-18 9560 Los Angeles Liebre Mtns, Canyon Country: immediately above homes and detention basins in tributary west of Tick Canyon 640 Comment
  RSA131021  Lotus salsuginosus Percy C. Everett, E. K. Balls 1959-6-2 23839 Los Angeles 1 mi. of entrance to Stokes Canyon 213 Comment
  RSA167634  Lotus scoparius P. H. Raven, R. F. Thorne 1964-5-7 18998 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA760567  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-3-10 10080 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR281344  Lotus scoparius subsp. scoparius R. G. Swinney 2014-5-27 16689 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  CAS-BOT-BC173167  Lotus strigosus Timothy S. Ross; Steve Boyd 1994-5-4 7622 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  LA52437  Lotus strigosus H. Lewis; 1940-4-3 1270 Los Angeles Santa Monica Mountains, 10 mi. N of Malibu Beach Comment
  POM1927  Lotus strigosus L. R. Abrams 1901-04 1397 Los Angeles La Cananda Comment
  RSA229727  Lotus strigosus R. F. Thorne 1969-7-2 38213 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA604531  Lotus strigosus Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 625 Los Angeles Santa Catalina Island. N side of Cherry Harbor, overlooking mud flats, 40-60 m upslope. 49 Comment
  SEINET9331416  Lotus strigosus Unknown 1998-4-14 5976 Los Angeles San Gabriel Mountains/Southern Mojave Desert Comment
  UCR174915  Lotus strigosus Holly Summers 2006-4-30 007 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  LA52442  Lotus strigosus Elizabeth McClintock; 1936-4-18 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Comment
  SEINET3560031 Image available Lotus strigosus Margaret C. Ferguson, Alice M. Ottley 1920-5-14 684 Los Angeles Arroyo Seco near Pasadena Comment
  RSA600203  Lotus strigosus var. hirtellus Steve Boyd, Lauren Raz 1997-5-29 9917 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  UCR150855  Lupinus R. G. Swinney 1999-8-16 7662 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  SD84740  Lupinus M. B. Dunkle 1939-4-5 7279 Los Angeles San Clemente Island; Pyramid Cove. Comment
  CAS-BOT-BC201419  Lupinus albifrons var. albifrons E. R. Blakley 1962-10-5 5419 Los Angeles Santa Catalina Island 243 Comment
  CATA82  Lupinus albifrons var. albifrons Peter Henrikson 1987-4-14 63 Los Angeles Santa Catalina Island: Avalon Canyon above baseball diamond, west aspect 76 Comment
  SD37881  Lupinus albifrons var. albifrons Edith A. Purer 1935-5-11 6543 Los Angeles Hillside, near ocean, Malibou Road. Comment
  RSA406978  Lupinus albifrons var. eminens Geo. L. Moxley 1920-5-1 s.n. Los Angeles Catalina Island. Comment
  RSA496673  Lupinus benthamii var. benthamii A. C. Sanders, E. J. Lawlor 1988-4-3 7749 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA0070196  Lupinus bicolor LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6945 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA279112  Lupinus bicolor R. F. Thorne 1971-3-18 41499 Los Angeles Cobal Canyon; c. 3 mi N of Claremont, near mouth of canyon 503 Comment
  RSA485425  Lupinus bicolor Steve Boyd 1987-4-14 2040 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  UC1401249 Image available Lupinus bicolor D. B. Dunn and C. Epling 1946-4-19 2129 Los Angeles 0.9 mi s Highway 99 and Highway 138 junction (and for several miles to the n of junction and n of the town of Gorman); ; N of Gorman, Los Angeles Co. 1066 Comment
  UCR259944  Lupinus bicolor R. G. Swinney 2010-6-1 13085 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
  UCR280866  Lupinus bicolor R. G. Swinney 2014-5-19 16556 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA599879  Lupinus bicolor subsp. marginatus Steve Boyd, Lauren Raz 1997-5-6 9724 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  POM23931  Lupinus bicolor subsp. microphyllus George B. Grant 1905-4-7 s.n. Los Angeles Pasadena. Comment
  POM2414  Lupinus bicolor subsp. microphyllus C. F. Baker 1904-4-1 4101 Los Angeles Claremont. Comment
  POM2553  Lupinus chamissonis L. R. Abrams 1899-05 272 Los Angeles Ballena [Ballona] Harbor Comment
  CATA1552  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2809 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  SBBG108904  Lupinus concinnus S. A. Junak 1997-3-11 SCl 750 Los Angeles SE side of Sibara Ridge, ca. 0.35 mi S of Triangulation Pt Guds 112 Comment
  SBBG127522  Lupinus concinnus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2851 Los Angeles upper end of rd to Toyon Beach 381 Comment
  RSA0107885  Lupinus concinnus Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 558 Los Angeles Santa Catalina Island: Upper part of Hamilton Canyon drainage, just downslope from Airport Road. 305 Comment
  SEINET10485244  Lupinus densiflorus var. lacteus August J. Breitung 1953-6-7 Breitung 15409 Los Angeles Teyon pass. Fls cream. 1524 Comment
  RSA87205  Lupinus elatus F. W. Peirson 1921-6-16 2438 Los Angeles Waterman ridge 2287 Comment
  CLARK-A1703-1192  Lupinus excubitus Charles S. Papp 1964-4-23 435 Los Angeles Claremont Comment
  UC285022  Lupinus formosus P. A. Munz 1923-5-26 6856 Los Angeles Vincent Gulch; San Gabriel Mts., Vincent Gulch 1981 Comment
  UCSB3339  Lupinus formosus Ballard 1954-3-20 Los Angeles In Padua Hills; near Claremont Comment
  SD86339  Lupinus guadalupensis R. Mitchel Beauchamp, M. Douglas 1972-3-24 3232 Los Angeles San Clemente Island, in grassy fields north of Nanny 249 Comment
  RSA225711  Lupinus longifolius R. F. Thorne 1971-5-22 39704 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA413532  Lupinus microcarpus var. densiflorus Tom Burch 1940-4-21 s.n. Los Angeles Bouquet Canyon, near Saugus. 610 Comment
  SBBG69040  Lupinus microcarpus var. densiflorus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  JEPS108007  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy. 138 and 26th Ave. in Palmdale. Comment
  RSA0003469  Lupinus moranii Reid V. Moran 1941-2-18 587 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  SD262281  Lupinus sparsiflorus R. G. Swinney 2014-5-27 16657 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hooik 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
  RSA008658  Lupinus sparsiflorus Fay A. MacFadden 1931-3-20 3001 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  LA52449  Lupinus sparsiflorus subsp. sparsiflorus J. A. Ewan; April 1933 10909 Los Angeles 365 Comment
  LA82128  Lupinus sparsiflorus subsp. sparsiflorus O. H. Kappler; 1944-3-21 628 Los Angeles 213 Comment
  RSA220099  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1971-6-17 39922 Los Angeles 0.6 mi. below Bear Divide station, San Gabriel Mountains, Angeles National Forest 732 Comment
  RSA636143  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1974-4-9 44702 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
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Feb 7 2008
  SBBG38750  Lupinus succulentus R. Moran 1941-3-4 676 Los Angeles Rocky Pt, Little Harbor 15 Comment
  SD185225  Lupinus succulentus A. C. Sanders, Helen Kennedy 2005-4-13 29466 Los Angeles Liebre Mountains Region: Santa Clarita area, nameless canyon off end of Nadal St. 456 Comment
  UCR88508  Lupinus succulentus Scott D. White, Chet McGaugh 1995-5-16 3076 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA652471  Lupinus succulentus Herb Hamilton 1949-5-4 s.n. Los Angeles Puddingstone Dam. 243 Comment
  SBBG19129  Lupinus truncatus M. A. Piehl 1963-12-7 631062 Los Angeles base of Pyramid Head 6 Comment
  SD2399  Lupinus truncatus Ruth B. Randall Aug 1928 266 Los Angeles Big Tejunga Canyon Comment
  UCSB8504  Lupinus truncatus Haller, Norman 1953-4-18 Los Angeles Highway 99, 12 miles South of Gorman; near Piru Creek crossing Comment
  RSA414859  Lupinus truncatus Ducelia Cobb 1937-6-27 19730 Los Angeles Near LA, Canyons and moist areas Comment
  SBBG105497  Lycium californicum F. R. Fosberg 1931-4-29 4705 Los Angeles near top of wall, Middle Ranch Cyn 1.5 mi below Eagle's Nest 180 Comment
  POM12093  Lyonothamnus floribundus subsp. aspleniifolius Mary F. Spencer 1921-04 1730 Los Angeles San Clemente Island. Comment
  SBBG43869  Lyonothamnus floribundus var. aspleniifolius M. R. Benedict 1971-6-26 Los Angeles S fk of Eagle Cyn, N of Triangulation Pt "Gray" 457 Comment
  CAS-BOT-BC344381  Madia exigua L. R. Abrams 1901-6-1 1712 Los Angeles Las Tunus Canon [La Tuna Canyon], S. Monica Mts. Comment
  PASA2331  Madia exigua Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 914 Comment
  POM362177  Madia gracilis L. C. Wheeler 1932-6-4 808 Los Angeles Live Oak Canyon 518 Comment
  UC830830  Madia gracilis F. R. Fosberg 1931-4-10 S 4528 Los Angeles Hamilton Canyon; Santa Catalina 40 Comment
  RSA604006  Mahonia dictyota L. C. Wheeler 1936-6-23 4178 Los Angeles San Dimas Canyon, San Gabriel Mountains. 701 Comment
  RSA435922  Mahonia pinnata Luellapearl Hammer 1929-04 S.N. Los Angeles Sandy slope, Arroyo Seco Comment
  RSA251495  Malacothamnus clementinus Robert F. Thorne 1973-4-10 42778 Los Angeles San Clemente Island. Head of canyon below Lemon Tank. 305 Comment
  LA105071  Malacothamnus fasciculatus Barry A. Prigge; 1988-7-3 8197 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  SFV15659  Malacothamnus fasciculatus A. G. Hile 1992-5-10 4 Los Angeles Santa Monica Mountains Malibu, Charmlee Park. Outside main gate. 400 Comment
  CAS-BOT-BC206293  Malacothamnus fasciculatus var. nuttallii Alice Eastwood 1933-10-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden Comment
  RSA587813  Malacothamnus fremontii Orlando Mistretta, Steve D. Boyd, D. L. Banks 1994-4-29 1138 Los Angeles San Gabriel Mountains, Santiago Canyon. 1143 Comment
  RSA646131  Malacothamnus fremontii Orlando Mistretta 1992-9-14 s.n. Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  SBBG119199  Malacothamnus fremontii S. D. White 2004-8-11 10705 Los Angeles ca. 8 air mi WNW of Wrightwood, E of Fenner Saddle Rd on Pacific Crest Trail; T4N R8W S31, SE1/4 2073 Comment
  UC1971292  Malacothamnus fremontii Louis C. Wheeler 1965-10-23 s.n. Los Angeles Sierra Pelona.: Martindale Canyon north side. Comment
  POM160274  Malacothamnus marrubioides F. W. Peirson 1929-7-1 s.n. Los Angeles Aliso Creek, San Gabriel Mts. 1098 Comment
  PASA320  Malacothrix coulteri Margaret Stason 1930-5-18 Los Angeles Lancaster Comment
  UC1069929  Malacothrix glabrata A. D. Gifford 1935-4-11 567 Los Angeles 1 mi sw Manzana; Tejon Quad. 944 Comment
  UCR281667  Malacothrix glabrata R. G. Swinney 2014-4-23 16185 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  CAS-BOT-BC167862  Malosma laurina Brandegee s.n. Los Angeles Catalina Island Comment
  CATA2059  Malosma laurina Steven A. Junak, Keri Kirkland 1998-7-17 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, about 0.5 air miles inland from beach 36 Comment
  RSA649824  Malosma laurina Matt Brooks 1988-4-12 59 Los Angeles Whittier, along th esouthern ridge of Dark Canyon 1.0 miles east of the Whittier water tank. Comment
  RSA660203  Malosma laurina Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 10 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  RSA0004200  Malvastrum gabrielense F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts 1067 Comment
  RSA638238  Manihot utilissima L. C. Wheeler 1973-7-16 s.n. Los Angeles Kerckhoff Estate (Los Angeles ?) Comment
  CATA3207  Marah macrocarpa Julie L. King 2016-11-22 26 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
  RSA158289  Marah macrocarpa P. H. Raven 1962-4-9 17160 Los Angeles Above Wilson Cove. San Clemente Island. 30 Comment
  RSA440992  Marah macrocarpa Ora M. Clark 1929-2-3 1506 Los Angeles Venice Comment
  UC1004925  Marah macrocarpa Philip A. Munz 1940-4-29 16574 Los Angeles ne Claremont (Base Line Road) 487 Comment
  RSA0055782  Marah macrocarpa var. macrocarpa R. G. Swinney 2010-4-28 12429 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
  UCR177779  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 b Los Angeles Transverse Ranges: Verdugo Mtns, North side of slope at saddle of Verdugo Motorway and Brand Park Motorway, on the crest of the Verdugo Mtns 823 Comment
  RSA590591  Marrubium vulgare Tim S. Ross 1993-5-20 7193 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 963 Comment
  SBBG19193  Marrubium vulgare M. A. Piehl 1963-12-8 63080 a Los Angeles mouth of Cave Cyn 1 Comment
  POM175349  Meconella denticulata E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA717030  Medicago polymorpha Gary Kovnat, LeRoy Gross 2003-2-16 25 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  UCR155930  Medicago polymorpha A. C. Sanders 2005-5-5 29891 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  POM348052  Medicago polymorpha var. brevispina C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Catalina Island. Banning Canyon. Comment
  UC865665  Medicago sativa L. W. Nuttall 1161 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC281504  Melica imperfecta L. R. Abrams 1901-4-1 1346 Los Angeles San Fernando Mts Comment
  LA12132  Melica imperfecta A. M. Johnson; 1928-4-1 274 Los Angeles Sunland Comment
  OBI60673  Melica imperfecta Peter H. Raven 1962-4-9 17170 Los Angeles San Clemente Island 61 Comment
  POM357055  Melica imperfecta H. L. Bauer 1931-4-1 s.n. Los Angeles Santa Suzana Pass. [Santa Susana] Comment
  RSA522443  Melica imperfecta Timothy S. Ross 1990-7-10 4062 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  RSA526625  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4215 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG106884  Melica imperfecta M. L. Hoefs, R. F. Thorne 1996-4-6 2606 Los Angeles Pebbly Beach 6 Comment
  LA12147  Melica imperfecta O. A. Plunkett; 1925-11-28 sn Los Angeles Comment
  RSA795204  Melilotus albus Jane Tirrell 2012-8-3 LS 0143 Los Angeles South side California State Route 2, approx. 100 ft. east of turnout at mile marker 67.7. 2308 Comment
  UCR269593  Melilotus albus R. G. Swinney 2011-6-29 15329 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  POM348167  Melilotus albus A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus Comment
  RSA652189  Melilotus indicus G. F. Orr 1956-3-12 s.n. Los Angeles At junction of Sepulveda Blvd. and Mulholland Dr., Sherman Oaks. 243 Comment
  RSA659817  Melilotus indicus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 112 Los Angeles San Clemente Island. Comment
  LA200589  Mentha canadensis Jonathan Sauer; R Tommaso 1977-7-16 5985 Los Angeles 213 Comment
  UCR146210  Mentha spicata Scott D. White, Michael Honer 2004-6-30 10536 Los Angeles San Gabriel Mountains, Mt. Baldy (town); W fork of San Antonio Creek within and just above uppermost residential neighborhood 1433 Comment
  UCR261764  Mentha suaveolens R. G. Swinney 2010-9-13 13828 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
  RSA435442  Mentzelia Robert Gustafson, Gary D. Wallace 1982-4-26 2527 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  UCSB25725  Mentzelia affinis Gliessman, Nan 1968-4-6 Los Angeles 50 feet south of Palmdale Blvd., 0.3 mile east of Goode Hill Road, Leona Valley 1005 Comment
  RSA604854  Mentzelia albicaulis A. C. Sanders 1988-4-3 7736 Los Angeles 1.3 miles NW of the San Bernardino County line Hwy 138, 2 miles NW of Pinyon Hills. 1159 Comment
  CAS-BOT-BC226637  Mentzelia congesta Timothy S. Ross; Darin Banks 1994-6-21 7983 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2070 m NW of Pac. Mtn's 71240-foot summit 1962 Comment
  RSA0097173  Mentzelia dispersa R. G. Swinney 2011-6-1 14969 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA69719  Mentzelia dispersa F. W. Peirson 1921-6-16 2799 Los Angeles north slope of Mt. Waterman, San Gabriel Mts. 2210 Comment
  UCR271215  Mentzelia laevicaulis R. G. Swinney 2011-9-27 15705 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UC1121708  Mentzelia laevicaulis var. laevicaulis Jerome S. Horton 1936-8-12 374 Los Angeles near West Gate (Road to Fern Canyon); Cucamonga Quadrangle 1066 Comment
  RSA440480  Mentzelia lindleyi L. E. Hoffman 1927-6-18 s.n. Los Angeles Los Angeles River bank. Comment
  LA200648  Mentzelia micrantha Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0065419  Mentzelia micrantha T. Strid 1972-6-8 s.n. Los Angeles Topanga Canyon. 60 Comment
  RSA0106884  Mentzelia micrantha Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 410 Los Angeles Santa Catalina Island. W end of Empire Landing rock quarry site, on E side of small canyon just E of UTM 11. 36 Comment
  SD114199  Mentzelia micrantha Darley F. Howe 1959-5-5 2710 Los Angeles Near mouth of San Gabriel Canyon, San Gabriel Mountains. Comment
  UCR119281  Mentzelia ravenii A. C. Sanders, D. Malueg 1998-6-22 22041 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
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Apr 10 2008
  RSA0042494  Mentzelia veatchiana Ed Kentner 2014-3-21 362 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
  SFV2382  Mentzelia veatchiana K. A. Wilson 1961-4-29 1171 Los Angeles Mojave Desert 1 mile northwest of Valyermo. 1085 Comment
  RSA402635  Mesembryanthemum nodiflorum F. H. Elmore 406 Los Angeles San Clemente Island. Comment
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May 16 2008
  RSA393757  Micropus californicus Geo. L. Moxley 1915-5-9 322 Los Angeles Low hills Comment
  RSA004508B  Micropus californicus var. californicus Fay A. MacFadden 1931-04 3181 Los Angeles Verdugo Mountains: La Tuna Canyon 335 Comment
  UCR11957  Microseris heterocarpa P. H. Raven 1960-4-8 15018 Los Angeles Western Transverse Range; Santa Monica Mtns., 1.2 mi west of Agoura along Ventura Blvd 213 Comment
  UCR238093  Microseris heterocarpa Mark A. Elvin, Cathleen Weigand 2003-5-22 2892 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA0077096  Microseris lindleyi R. G. Swinney 2010-4-15 12227 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA650194  Mimulus aurantiacus Lori Ackerman, Gerald Braden 1988-4-22 3 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA650922  Mimulus aurantiacus Peter J. Estournes 1981-5-5 4 Los Angeles Mt. Baldy. Just above the flood dam, southern side of mountain. Comment
  RSA442641  Mimulus aurantiacus var. pubescens F. Post 1931-4-1 s.n. Los Angeles Santa Susana Pass Comment
  RSA442646  Mimulus aurantiacus var. pubescens Martha Hilend 1928-4-18 202 Los Angeles Griffith Park. Comment
  UC1012396  Mimulus aurantiacus var. pubescens Francis W. Pennell 1940-6-25 26004 Los Angeles Mount Wilson 1676 Comment
  UCR47878  Mimulus brevipes Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, Rd. N3 at mile marker 20.28, vicinity of Hidden Springs, Angeles National Forest 960 Comment
  UCSB7512  Mimulus cardinalis Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon; San Gabriel Mts 701 Comment
  POM55  Mimulus floribundus D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  RSA291705  Mimulus floribundus Wayen E. Sawyer 1981-7-17 96 Los Angeles near Lily Springs, above Angeles Crest Highway, San Gabriel Mountains, Angeles National Forest. Comment
  RSA0105039  Mimulus guttatus R. G. Swinney 2011-4-26 14471 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UCR205622  Mimulus guttatus R. G. Swinney 2008-5-13 8861 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  CATA304  Mimulus guttatus Mark L. Hoefs 1973-6-5 324 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon, below Edison station, in stream 274 Comment
  RSA0056576  Mimulus parishii R. G. Swinney 2005-7-21 8313 Los Angeles San Gabriel Mountains: Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property. 1216 Comment
  RSA430210B  Mimulus parishii Anstruther Davidson 1892-07 s.n. Los Angeles Acton Comment
  RSA233209  Mimulus pilosus Robert F. Thorne 1969-7-2 38277 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  SEINET10570268  Mimulus puniceus Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4780 Los Angeles Santa Catalina Island; Catalina Conservancy Land, 2.5 miles west of Wrigley Reservoir, along roadside. 3 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 427 Comment
  JEPS22745  Minuartia douglasii Rimo Bacigalupi with Reino Alava 1958-7-20 6397 Los Angeles close to Angeles Crest Highway (State Highway 2); San Gabriel Mountains, Angeles National Forest, Charlton Fla 1623 Comment
  RSA597996  Minuartia pusilla Steve Boyd, Lauren Raz 1997-3-14 9168 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon. 1450 Comment
  SEINET177248  Mirabilis californica M. E. Jones 1882-2-25 3020 Los Angeles Pasadena Comment
  UCR152475  Mirabilis laevis A. C. Sanders, Lee Jones 2005-4-8 29334 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA177858  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  SFV22112  Mirabilis laevis var. crassifolia J. M. Keefe 2001-1-19 30980 Los Angeles San Fernando Valley Big Tujunga Wash, 200 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 385 Comment
  RSA0003920  Monardella elmeri A. D. E. Elmer 1902-06 3681 Los Angeles Acton. Mt. Gleason. 829 Comment
  CAS-BOT-BC220126  Monardella exilis Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster & Victorville Comment
  SD46650  Monardella exilis P. C. Everett, E. K. Balls 1956-5-9 21571 Los Angeles 5.2 miles north of Los Angeles-Kern Co. line, along Highway 6. 730 Comment
  LA202604  Monardella hypoleuca subsp. hypoleuca Carl Epling; 1936-10-15 sn Los Angeles Santa Monica Mountains, Topanga Canyon, Kneen's Camp Comment
  SBBG65460  Monolepis nuttalliana R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  RSA0115687  Monolopia lanceolata Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  RSA13754  Montia fontana L. C. Wheeler 1934-2-13 2380 Los Angeles 1 mi. NE Puddingstone Dam (Harwood Hill) San Jose Hills. 351 Comment
  SEINET6033191 Image available Mucronea californica Russell S. Woglum 1940-5-14 2913 Los Angeles South Coast, Tujunga Wash, San Fernando Valley Comment
  RSA0016885  Muhlenbergia californica K. Hamilton 1980-10-10 s.n. Los Angeles Forest Service Road 2N06 in Cow Canyon, 1/4 mile from Glendora Ridge Road, San Gabriel Mt Range. 1372 Comment
  CAS-BOT-BC275320  Muhlenbergia microsperma Tim Ross; Orlando Mistretta 1993-5-27 7330 Los Angeles W end of the San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 670 Comment
  CATA481  Muhlenbergia microsperma Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 623 Los Angeles Santa Catalina Island: N side of Cherry Harbor, overlooking mud flats, ca. 20 - 30 m upslope 42 Comment
  SBBG118938  Muhlenbergia microsperma S. D. White with P. De Vries 2004-5-18 10404 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  RSA725845  Muhlenbergia richardsonis R. G. Swinney 1997-7-16 5669 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
  RSA603229  Muhlenbergia rigens L. C. Wheeler 1932-9-12 1374 Los Angeles San Antonio Canyon, San Gabriel Mts. 1219 Comment
  CAS-BOT-BC7238  Muilla coronata Charles Christopher Parry 1888-3-1 s.n. Los Angeles Lancaster Comment
  CDA8832  Munzothamnus blairii T. Niehaus, W. Roderick 1965-4-2 390 Los Angeles Lemon Tank Canyon, San Clemente Island. Comment
  SBBG96840  Myriopteris newberryi S. Boyd with T. Ross, L. Arnseth 1990-4-7 4228 Los Angeles lower half of China Cyn Comment
  SBBG44365  Nama demissa G. Sphon, D. Hearn 1956-5-30 4 Los Angeles Black Butte Comment
  JEPS1384  Nama demissa var. demissa W. L. Jepson 1935-4-17 17051 Los Angeles 6 1/2 mi w Lancaster (w Mohave Desert); , w of Lancaster 731 Comment
  NY1082298  Nama demissum N. H. Holmgren 1974-4-4 7622 Los Angeles Mohave Desert, Antelope Valley, just north of Lovejoy Buttes, 18 airline miles east-southeast of downtown Lancaster 823 Comment
  POM353179  Nassella cernua Gary D. Wallace 1979-4-19 1685 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  SFV21468  Nassella cernua L. Gross 2001-5-27 424 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. A short distance going north up the ridge heading for the main crest. Comment
  RSA601833  Nassella lepida Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9478 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  CAS-BOT-BC260141  Nassella pulchra Le Roy Abrams 1901-4-1 1527 Los Angeles Prospect Park Comment
  SBBG95839  Nassella pulchra S. Boyd with T. Ross, L. Arnseth 1990-4-7 4229 Los Angeles lower half of China Cyn, W side Comment
  RSA177727  Nasturtium officinale R. F. Thorne, P. Everett 1965-5-10 34434 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  JEPS123341  Navarretia David Gowen 2010-5-12 1111 Los Angeles Northwest of Lancaster at Avenue D adn 40th Street Comment
  RSA678775  Navarretia atractyloides Valerie L. Soza, LeRoy Gross 2002-4-16 1422 Los Angeles Between Pettinger and Haskell canyons. Stables Fire 2001 area. 625 Comment
  UCR192939  Navarretia atractyloides Dan S. Cooper 2008-5-30 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., unnamed canyon along south side of Forest lawn Dr. (across from tennis club), just northwest of border of Griffith Park, Los Angeles 180 Comment
  CATA1373  Navarretia hamata subsp. leptantha Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2495 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  JEPS57955  Nemacaulis denudata var. denudata Samuel B. Parish 1891-1 Los Angeles Long Beach Comment
  RSA777355  Nemacladus longiflorus var. breviflorus Orlando Mistretta, Christine Mistretta 2010-5-19 5102 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA594617  Nemacladus ramosissimus L. C. Wheeler 1967-5-8 9335 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  CHSC99628  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. Along road. 1401 Comment
  SEINET10939155  Nemacladus sigmoideus Thorne 1973-5-11 THORNE 43541 Los Angeles 1036 Comment
  RSA421320  Nemophila menziesii Alnert B. Ulrey s.n. Los Angeles Griffith Park Comment
  RSA225716  Nemophila menziesii var. integrifolia Robert F. Thorne 1971-5-22 39775 Los Angeles San Gabriel Mountains, Angeles National Forest: Fish Canyon 274 Comment
  RSA75867  Nemophila menziesii var. integrifolia F. W. Peirson 1920-5-1 166 Los Angeles Idle Hour Camp, Eaton Canyon. 732 Comment
  SBBG15862  Nemophila menziesii var. integrifolia W. G. Webb 1935-2-2 Los Angeles Acacia Hills, near Glendale Comment
  RSA595452  Nemophila menziesii var. menziesii Tim S. Ross, Victor W. Steinmann 1995-5-8 8570 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  JEPS66318  Nemophila spatulata L. R. Heckard 1971-5-25 2582 Los Angeles nw Chilao Flat (near Horse Flat Campground, San Gabriel Mts.); San Gabriel Mts., nw of Chilao Flat, nr Horse Flat Campgroun 1706 Comment
  RSA555188  Nicotiana attenuata Robert F. Thorne, M. Z. Thorne 1969-7-10 38373 Los Angeles Angeles National Forest: Blue Ridge, Holiday Hill 2439 Comment
  RSA80769  Nicotiana bigelovii var. wallacei F. W. Peirson 1090 Los Angeles L. A River, San Fernando Valley. Comment
  RSA0068437  Nicotiana glauca R. G. Swinney 2010-8-16 13546 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA570012  Nicotiana glauca Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4936 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UC1861743  Nicotiana quadrivalvis Scott D. White, Pam DeVries 2004-6-14 10488 A Los Angeles Western Transverse Ranges: Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. (Oat Mountain) 396 Comment
  SEINET10696852  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3963 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696866  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3946 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA94125  Notholaena californica Lawrence L. Kiefer; 1966-3-6 1650 Los Angeles SANTA MONICA MOUNTAINS, [San] Nicholas Canyon, ca 1 mi. from canyon mouth. 182 Comment
  SBBG53168  Nuttallanthus texanus S. A. Junak 1978-4-15 SCa 4 Los Angeles S side of upper Cherry Valley Comment
  UC1594377  Nuttallanthus texanus Tim Ross 1992-4-16 6203 Los Angeles 289 degrees wnw and 680 m distant from peak above Stone Station (central part of San Clemente Island); San Clemente Island 416 Comment
  UCR186970  Oenothera californica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32232 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  POM250396  Oenothera californica subsp. californica I. W. Clokey, C. B. Clokey, Bonnie C. Templeton 1930-5-13 4745 Los Angeles Bouquet Canyon. 800 Comment
  SEINET3150352  Oenothera hookeri G. B. Grant 1904-6-17 874 /6299 Los Angeles Arroyo Seco Canyon. Pasadena. Comment
  UCR152536  Oenothera speciosa A. C. Sanders, Lee Jones 2005-4-8 29345 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SEINET5345533  Oenothera speciosa R. Linka 1950-4-9 29 Los Angeles Benedict Canyon, Los Angeles Comment
  RSA0097794  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill. 280 Comment
  POM321006  Opuntia fusicaulis Lyman Benson, L. Scheinvar 1975-2-16 LS- 1651 Los Angeles La Verne. Comment
  RSA670809  Opuntia parryi Joseph M. Keefe 2001-1-19 30981 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  UCR141044  Oreonana vestita June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  HSC78682  Ornithostaphylos oppositifolia C. W. Tilforth 1976-3-10 1205 Los Angeles Garden grown from seed brought from Baja Ca. MEX, recently found as chaparral plant in San Diego Co. Comment
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Mar 2 2013
  SEINET880414 Image available Ornithostaphylos oppositifolia C. W. Tilforth 1976-1 1205 Los Angeles Garden grown from seed brought from Baja California, Mexico. Comment
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Jul 9 2015
  NY43166  Orobanche bulbosa J. B. Walker 1995-6-5 1423 Los Angeles Santa Catalina Island, just below Airport Rd, along road to White's Landing 300 Comment
  SBBG127091  Orobanche bulbosa A. Parikh, N. Gale 2011-6-29 3526 Los Angeles upper Big Tujunga Cyn, 1.1 km WNW of Shortcut Station, 0.9 km N of St Hwy 2; San Gabriel Mtns 1280 Comment
  RSA0078639  Orobanche californica subsp. feudgei J. B. Feudge 1924-6-10 569 Los Angeles Big Pines, San Gabriel Mts. 1981 Comment
  RSA0105974  Orobanche fasciculata R. G. Swinney 2011-7-8 15499 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA700512  Orobanche fasciculata Gary D. Wallace 1985-7-5 2240 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  RSA0020692  Orobanche vallicola Philip A. Munz 1933-11-20 12998 Los Angeles Claremont, Under Sambucus 366 Comment
  RSA392901  Oxytheca parishii var. parishii F. R. Fosberg, Joseph A. Ewan 1931-11-8 S 5451 Los Angeles Islip trail, near Islip-Hawkins divide. South slope Mt. Hawkins. San Gabriel Mountains. 2300 Comment
  RSA392906  Oxytheca parishii var. parishii Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  JEPS81720  Packera ionophylla Rimo Bacigalupi with Reino Alava 1958-7-20 6423 Los Angeles about 1.0 mi w Cedar Spring (n face of ridge, upper slopes of canyon); San Gabriel Mts, Angeles NF, Kratka Ridge, Little Rock Creek 2072 Comment
  UC1532957  Packera ionophylla Robert F. Thorne 1969-7-2 38334 Los Angeles on Angeles Crest Hwy c 1 mi e Islip Saddle; San Gabriel Mts., Angeles National Forest, Cortelyou Spring 2072 Comment
  RSA434253  Paeonia californica Ora M. Clark 1929-3-24 1777 Los Angeles Santa Susanna Mtns. [County: Los Angeles or Ventura] Comment
  CATA3323  Papaver californicum Amy Catalano 2017-4-3 040 Los Angeles Santa Catalina Island: South side of West End Rd., about 0.25 miles southeast of entrance to Cherry Valley towards Fourth of July Cove 2 Comment
  RSA12269  Parapholis incurva C. B. Wolf 1934-4-11 5643 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  RSA0108861  Parietaria hespera var. californica Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 SCa- 520 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach. 9 Comment
  SD237636  Parietaria judaica A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37181 Los Angeles Los Angeles Basin Region: Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch (Inglewood 7.5'Q). Community gardens under powerlines. 34 Comment
  POM8132  Parnassia cirrata Fordyce Grinnell Jr. 1917-9-2 s.n. Los Angeles Above Coldbrook. Comment
  SBBG57146  Paspalum distichum R. Hoffmann 1927-8-30 Los Angeles Santa Clara River near Castaic Comment
  SEINET3152883  Pectocarya anisocarpa G. B. Grant 1906-4-18 913 Los Angeles Pasadena Comment
  RSA675813  Pectocarya linearis subsp. ferocula LeRoy Gross 2003-3-7 756 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  HSC3752  Pectocarya penicillata C. E. Fellows 1965-4-19 10 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  RSA599800  Pectocarya setosa Steve Boyd, Lauren Raz 1997-3-25 9292 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  SFV6473  Pectocarya setosa T. Gordon, W. C. Willig, K. A. Wilson 1974-4-26 172 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  UCR182136  Pectocarya setosa R. G. Swinney 1998-4-14 5988 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  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
  CHSC118868  Pelargonium grossularioides Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St in abandoned citrus orchard. 233 Comment
  RSA686718  Pellaea andromedifolia Blanche Trask 1900-03 s.n. Los Angeles Avalon, Catalina island Comment
  UC399514  Pellaea andromedifolia C. F. Millspaugh 1920-1-9 4559 Los Angeles Avalon Canyon; Santa Catalina Isl Comment
  UCR276914  Pellaea andromedifolia R. G. Swinney 2011-3-29 14283 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  SD21282  Pellaea andromedifolia var. andromedifolia Norman E. Bilderback 1938-4-17 Los Angeles Santa Catalina Island, Avalon Comment
  CAS-BOT-BC71338  Pellaea mucronata George B. Grant; Walter Wheeler 1904-4-24 H 6194 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  POM50298  Pellaea mucronata subsp. mucronata L. R. Abrams 1901-4-8 s.n. Los Angeles Verdugo Hills. Comment
  UC812403  Pellaea mucronata var. mucronata F. R. Fosberg 1931-3-27 R 82 Los Angeles near Avalon (Hamilton Canyon); Santa catalina Is. 40 Comment
  RSA623866  Pennisetum setaceum Kathleen J. Wilder 1991-5-11 76 Los Angeles Mt. Fiji, on Occidental Campus Comment
  RSA670751  Pennisetum setaceum Joseph M. Keefe 2001-3-19 31176 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles west of Harvey Drive; Glendale, CA 91208., 34 deg 09'42.2 North, 118 deg 11'42.5 West. 470 Comment
  RSA285613  Penstemon centranthifolius D. C. Michener 1980-6-30 3690 Los Angeles San Gabriel Mountains. Circa 0.5 mile north of Aldeer Saddle on the road to Little Rock Creek. Comment
  RSA590596  Penstemon centranthifolius Tim S. Ross, W. Appleby 1993-5-20 7182 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  SD73399  Penstemon centranthifolius Paul Currie 1969-6 Los Angeles Tapia Park, Santa Monica Mountains Comment
  UC1063208  Penstemon grinnellii var. scrophularioides A. D. Gifford 1935-3-19 474 Los Angeles 1 mi ne Sawmill Mountain; Angeles National Forest, Tejon Quad., ne of Sawmill Mt. 1493 Comment
  RSA0014871  Penstemon rostriflorus Bonnie C. Templeton 1936-7-30 5353 Los Angeles Big Rock Creek, Big Pines Park. 1463 Comment
  UC88028  Pentachaeta fragilis T. S. Brandegee Los Angeles San Pedro Comment
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Nov 11 2010
  CDA1000  Pentagramma triangularis D. G. Kelch 1991-3-23 1313 Los Angeles Catalina Island. East of Avalon. Comment
  RSA0070771  Pentagramma triangularis F. W. Peirson 1923-4-10 3440 Los Angeles North slope canyon about 10 miles southeast of Wilson's Cove, San Clemente Island. Comment
  RSA0062901  Pentagramma triangularis T. S. Ross 1991-5-23 5484 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 39 Comment
  RSA687366  Pentagramma triangularis subsp. triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Santa Catalina Island, Hamilton Canyon. 35 Comment
  UCR85828  Perideridia parishii T. S. Ross 1991-8-16 5842 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  UC1375300  Perideridia parishii subsp. latifolia Robert F. Thorne 1971-8-25 41307 Los Angeles Windy Spring San Gabriel Mts., Angeles National Forest, Mt. Islip (n slope of mt.) 2255 Comment
  CAS-BOT-BC217831  Perideridia pringlei W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mt., Angeles National Forest 1645 Comment
  SBBG59646  Perideridia pringlei R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  CAS-BOT-BC355964  Perityle emoryi A. J. McClatchie 1893-9-12 s.n. Los Angeles Catalina Island Comment
  RSA188050  Perityle emoryi R. F. Thorne 1966-4-4 35754 Los Angeles Santa Catalina Island. SW-facing bluff SE of Ballast Point and Catalina Harbor, Isthmus 91 Comment
  RSA0023336  Phacelia austromontana Wesley O. Griesel 1962-6-6 s.n. Los Angeles Dawson Saddle 2439 Comment
  UC1922233  Phacelia brachyloba Valerie L. Soza, Laura Moore 2000-5-10 863 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. Near 34deg 14' 28.7'' N 118deg 17' 59.5'' W T2N R14W NE/4, SW/4 & NW/4, Comment
  UCSB33680  Phacelia brachyloba Miller, Brian 1960-7-11 Los Angeles Switzer's Inslet, San Gabriel Mountains 914 Comment
  RSA608695  Phacelia brachyloba Louis C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  SBBG65006  Phacelia campanularia R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  UCR266382  Phacelia cicutaria D. E. Bramlet, Allison D. Rudalevige 2009-4-29 4374 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, west of Big Tujunga Canyon Rd., SW of County Probation Camp 15 450 Comment
  UCR272839  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14937 B Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA134849  Phacelia cicutaria var. hispida Peter H. Raven, H. J. Thompson 1960-4-12 15023 Los Angeles Mulholland Drive 3.1 miles west of Las Virgines Road. 274 Comment
  RSA160527  Phacelia cicutaria var. hispida J. D. Olmsted 1958-3-9 33 Los Angeles along hillsides of Johnson Cr. and Thompson Cr.; southwestward drainage along Thompson Cr. east of Webb School and 3/4 mi. NW of intersection of Indian Hill and Baseline NW Claremont. 457 Comment
  RSA517135  Phacelia cicutaria var. hispida Tim S. Ross 1990-5-14 2492 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1149 Comment
  SD38312  Phacelia cicutaria var. hubbyi Edith A. Purer 1935-5-11 6550 Los Angeles Milibou Road, Santa Monica Mountains. Comment
  SBBG29814  Phacelia ciliata C. B. Wolf 1928-3-29 Los Angeles jct of Pine Cyn Rd and Rd to Sandberg's; 3 mi SW of Neenach 1066 Comment
  UCR252878  Phacelia cryptantha R. G. Swinney 2010-5-11 12652 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
  RSA587154  Phacelia cryptantha Orlando Mistretta 1995-4-28 1652 L Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  UC672435  Phacelia davidsonii Herbert L. Mason 1926-4-27 3029 Los Angeles Rock Creek San Gabriel Mountains Comment
  LA38568  Phacelia distans Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA780004  Phacelia distans R. G. Swinney 2009-4-7 10290 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA785821  Phacelia distans K. Dobry 1991-4-4 405 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  HSC24434  Phacelia distans M. B. Dunkle 1939-5-28 8122 Los Angeles N slope, E coast of San Clemente Island Comment
  RSA608373  Phacelia distans Unspecified 1930-5-25 s.n. Los Angeles San Fernando Valley. Comment
  RSA650534  Phacelia distans James A. Reeves 1948-5-2 s.n. Los Angeles Found on North side of hill, one mile North and one mile west of San Dimas. 244 Comment
  RSA7495  Phacelia distans F. W. Peirson 1922-4-10 4121 Los Angeles 3-4 miles S of Seal Harbor, San Clemente Island. Comment
  SBBG64921  Phacelia douglasii R. Hoffmann 1929-4-28 Los Angeles near Harold Comment
  RSA0091167  Phacelia fremontii R. G. Swinney 2011-5-12 14664 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA654868  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Lane, and along trail to the NE. 549 Comment
  RSA293602  Phacelia imbricata subsp. imbricata Lyman Benson 1945-6-5 11771 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA584594  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  UCR142538  Phacelia imbricata subsp. patula Orlando Mistretta 1993-5-10 838 Los Angeles Transverse Ranges, San Gabriel Mtns: Big Rock Creek, Big Rock Creek Rd. just before the confluence of N and S Forks 1326 Comment
  RSA579322  Phacelia imbricata subsp. patula Tim S. Ross 1994-5-31 7972 Los Angeles Pacifico Mountain, somewhat flat granitic ridgetop ca 800 m WNW of summit 2060 Comment
  RSA428044  Phacelia longipes L. E. Hoffman 1931-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA607686  Phacelia longipes Scott D. White 1997-6-29 5398 Los Angeles Mt. Baldy Village Area: San Antonio Canyon below San Antonio Falls, and along trail/road access rt. 1921 Comment
  RSA679925  Phacelia longipes LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 934 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  UC1375379  Phacelia longipes Robert F. Thorne and A. C. Gibson 1971-5-22 39733 Los Angeles Fish Canyon San Gabriel Mts., Angeles National Forest 304 Comment
  SBBG31466  Phacelia lyonii R. F. Thorne 1966-4-5 35810 Los Angeles Middle Ranch Cyn, below Stage Station 76 Comment
  SD86347  Phacelia lyonii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3221 Los Angeles San Clemente, south of Eel Point 24 Comment
  RSA612070  Phacelia minor Valerie L. Soza 1998-4-26 81 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  SBBG15510  Phacelia minor W. G. Webb 1935-2-23 Los Angeles Eagle Rock Comment
  UCD120571  Phacelia minor Daryl Koutnik; John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  UCD120576  Phacelia minor Gordon Pilone 1960-5-24 49 Los Angeles Wash area Pomona College in Claremont. 365 Comment
  LA33994  Phacelia parryi Henry J. Thompson; 1959-3-31 1906 Los Angeles Santa Monica Mountains, Medea Creek, Cornell Rd, 1 mi N of Mulholland Hwy, 1.8 mi S of Malibu Junction 274 Comment
  UC1174697  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UCSB49070  Phacelia parryi Lestak, Leanne 1978-4-1 Los Angeles Heading south of Kanan Road in Agoura, turn right on Triunfo Canyon Road, travel about 2 miles down road, on south side, 20 ft. off road 297 Comment
  CHSC114478  Phacelia ramosissima Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5087 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA763657  Phacelia tanacetifolia Doris Bowers 1974-4-4 2169 Los Angeles Slope below Vista Grande School, Palos Verdes Pen. 244 Comment
  HSC94031  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9455 Los Angeles Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  LA200572  Phacelia viscida Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA81959  Phacelia viscida O. H. Kappler; 1941-4-9 191 Los Angeles Santa Monica Mountains, Carbon Canyon, N of Pacific Coast Hwy 101, N of road Comment
  RSA0117858  Phalaris minor Robert L. Benson 1960-5-26 51 Los Angeles 1/2 mile above fire station, San Antonio Canyon. Mt. Range: San Gabriel. 609 Comment
  UCR138615  Phalaris minor L. C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills, Carson Street at Union Pacific Railroad 9 Comment
  RSA0097611  Phoenix canariensis R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14353 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  CAS-BOT-BC219548  Pholisma arenarium Dr. H. E. Hasse 1899-1-1 s.n. Los Angeles Near Santa Monica Comment
  RSA0004088  Pholisma paniculatum Bonnie C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles El Segundo. Comment
  RSA527623  Pholistoma racemosum Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4407 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CAS-BOT-BC135148  Phoradendron juniperinum James R. Shevock 1976-4-24 5014 Los Angeles along Big Pines highway in the vicinity of Apple Tree Campground. San Gabriel Mts., Angeles National Forest 1524 Comment
  RSA596313  Phoradendron libocedri Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3370 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  RSA702562  Phoradendron villosum Scott D. White 2004-5-10 10357 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  SEINET10475616  Phormium tenax Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4825 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA0072409  Photinia arbutifolia var. macrocarpa Knopf, Johnson 1930-1-30 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA0072463  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-5-4 S- 4763 Los Angeles Bullrush Canyon, Santa Catalina Island. 100 Comment
  RSA682974  Phyllospadix torreyi Robert Norton 1936-11-5 s.n. Los Angeles Point Fermin Comment
  RSA683980  Phyllospadix torreyi E. Yale Dawson, M. Neushul 1957-7-1 17284 Los Angeles Malibu Beach at Latigo Shore Road. Station # 19. Comment
  UC26209  Physalis philadelphica J. Burtt Davy Oct 1896 2857 Los Angeles Pomona Comment
  JEPS37023  Picrothamnus desertorum R. F. Hoover 1938-4-16 3125 Los Angeles Lancaster Comment
  RSA384303  Pinus contorta Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  HSC24448  Pinus contorta var. murrayana B. A. Prigge 1970-12-12 109 Los Angeles 18 mi .(air) N of San Dimas 1.0 mi. S of Dawson Saddle on Hwy. 2, San Gabriel Mtns., Bulk Collection # 30 2744 Comment
  CAS-BOT-BC78600  Pinus flexilis Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10068 Los Angeles on Mt. Hawkins Crest, San Gabriel Mts. 2499 Comment
  RSA384356  Pinus flexilis George R. Johnstone 1928-6-10 s.n. Los Angeles Just above Sierra Club Cabin , above Camp Baldy Comment
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Apr 11 2021
  SFV6848  Pinus flexilis T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 586 Los Angeles San Gabriel Mountains Just below Mount Baden-Powell on north facing ridge. 2774 Comment
  RSA384351  Pinus lambertiana L. E. Hoffman 1931-12-22 s.n. Los Angeles Chilao Flats, Angeles National Forest 2134 Comment
  HSC1523  Pinus monophylla C. E. Fellows 1965-11-28 184 Los Angeles Ca. 1 mi. SE of Longview Rd., on Los Angeles Co. N6, N foothills of San Gabriel Mtns. Comment
  SBBG51412  Pinus murrayana J. L. Huber, R. V. Langmuir 1971-6-5 1145 Los Angeles Mt Baden Powell 2834 Comment
  JEPS46895  Pinus sabiniana W. L. Jepson 1929-1-10 15100 Los Angeles Liebre Mts. Comment
  CATA410  Pinus torreyana Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 547 Los Angeles Santa Catalina Island: Mt. Black Jack Campground 451 Comment
  POM96951  Piperia cooperi Philip A. Munz 1925-4-23 9417 Los Angeles San Gabriel Canyon 305 Comment
  RSA382801  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach, Santa Catalina Island 20 Comment
  RSA382794  Piperia elongata George Henry Grinnell 1929-6-30 s.n. Los Angeles Near Malibu Lake. Comment
  RSA549226  Piptatherum miliaceum Scott D. White 1992-10-8 922 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA710279  Pittosporum crassifolium A. C. Sanders, Lee Jones 2005-4-8 29362 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCR132354  Pittosporum undulatum John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  IRVC26320  Plagiobothrys arizonicus A. C. Sanders, Andy Thompson 2003-4-15 26003 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  UC1069012  Plagiobothrys arizonicus A. D. Gifford 1935-3-31 530 Los Angeles 5 6/10 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  POM368858  Plagiobothrys canescens Christopher Davidson 1973-4-6 1870 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  UCR152885  Plagiobothrys canescens A. C. Sanders, Helen Kennedy 2005-4-13 29443 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR186965  Plagiobothrys canescens A. C. Sanders 2006-4-10 32014 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA187810  Plagiobothrys canescens var. catalinensis R. F. Thorne 1966-4-7 35987 a Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  CATA1725  Plagiobothrys collinus Mark L. Hoefs, Steven A. Junak 2000-4-14 3072 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  RSA545181  Plagiobothrys collinus var. gracilis Tim Ross 1992-4-16 6204 Los Angeles San Clemente Island: Central part of island on upland on upland Stipa pulchra grassland, 289 degrees WNW, 680m distant from 1603 peak above stone station 416 Comment
  RSA595371  Plantago erecta Louis C. Wheeler 1967-5-8 9359 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  RSA607681  Plantago indica Scott D. White, Noel Davis 1997-8-1 5438 Los Angeles Big Tujunga Wash (San Gabriel Mountains. foothills/ E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansen Dam, and N Of Wentworth St. 335 Comment
  RSA0088005  Plantago lanceolata R. G. Swinney 2010-6-21 13281 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA347534  Plantago lanceolata Barry A. Prigge 1985-7-9 6447 Los Angeles Westwood. Common annual weed in lawns at Mildred E. Mathias Botanical Garden, UCLA Comment
  RSA584695  Plantago lanceolata Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2984 Los Angeles East slope of THORN (Triangulation Point 5499-ft) west margin of road to Barley Flats (ca 0.5 air-miles E of Barley Flats) draining to Big Tujunga Creek. 1578 Comment
  RSA412571  Plantago major F. R. Fosberg 1930-7-3 S- 3084 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR272513  Plantago major R. G. Swinney 2011-10-27 15931 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  RSA533420  Plantago major Tim S. Ross 1991-4-21 4529 Los Angeles Whittier Hills (Puente Hills, Proparte) Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  LA211120  Platanthera unalascensis Arthur C. Gibson; 2009-5-9 5262 Los Angeles SANTA MONICA MOUNTAINS, ca. 200 m from parking lot, SMMNRA Arroyo Sequit. Comment
  RSA0102693  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  RSA578833  Platanus racemosa Tim S. Ross, Darin Banks 1994-4-13 7523 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  RSA743528  Platanus racemosa Sara L. Crockett 1997-2-19 C 62 Los Angeles Santa Catalina Island. 0.2 mile NE of Wrigley Botanical Garden (toward Avalon) on Avalon Canyon Road; Hermit Gulch campground. 107 Comment
  UCD143186  Platanus racemosa Louis C. Wheeler 1946-8-27 6263 Los Angeles San Gabriel Mountains, Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1112 Comment
  CAS-BOT-BC91675  Platystemon californicus A. C. Sanders 2003-4-16 26041 Los Angeles Santa Clara River watershed. Newhall Ranch, ca. 0.4 north of Highway 126. 366 Comment
  RSA445704  Platystemon californicus var. californicus T. S. Clare 1930-04 s.n. Los Angeles Sandberg. Comment
  SD218282  Plecostachys serpyllifolia R. E. Riefner Jr. 2004-8-6 04 367 Los Angeles City of Malibu, Zuma Lagoon at Westward Beach Rd. Comment
  RSA658485  Poa annua Patricia Kouo 1994-4-27 944199 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  CHSC95525  Poa bulbosa LeRoy Gross; John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles Transverse Ranges; San Gabriel Mountains: Valley Forge Campground, in the West Fork of the San Gabriel river. 1057 Comment
  CAS-BOT-BC246622  Poa howellii Geo. B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  RSA584960  Poa pratensis subsp. pratensis Timothy S. Ross 1990-6-1 2770 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA588902  Poa secunda Timothy S. Ross, Steve Boyd 1990-5-15 2539 Los Angeles Yerba Buena Ridge, Tujunga RAnger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE) 1012 Comment
  RSA709581  Poa secunda A. C. Sanders, Helen Kennedy 2005-4-13 29470 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  UCR223559  Poa secunda R. G. Swinney 2009-6-2 10983 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR76419  Poa secunda T. S. Ross 1992-4-14 6154 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  CAS-BOT-BC247055  Poa secunda subsp. juncifolia John Roos; Lucille Roos 1951-5-27 5055 Los Angeles Flats between Lancaster and Rosamond, Mojave Desert 701 Comment
  UC821166  Poa secunda subsp. secunda Marcus E. Jones, A. M. 1882-2-27 Los Angeles Pasadena Comment
  UC147964  Polycarpon depressum C. F. Baker 1909-5-20 5327 Los Angeles Comment
  RSA68337  Polygonum aviculare subsp. aviculare F. W. Peirson 1951-1 1796 Los Angeles 1077 New York Ave., Altadena Comment
  RSA611071  Polygonum aviculare subsp. depressum Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: 17th Street at Gaffey Street. Comment
  RSA0011588  Polygonum aviculare subsp. neglectum Orlando Mistretta, Youssef Atallah 2011-8-16 6054 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA594345  Polygonum lapathifolium Steve Boyd, Lauren Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  CAS-BOT-BC71908  Polypodium californicum Geo. B. Grant 1902-6-1 1026 Los Angeles Sierra Madre Mts. Comment
  UC399449  Polypodium californicum C. F. Millspaugh 1919-12-4 4465 Los Angeles Hamilton Beach Canyon; Santa Catalina Isl. Comment
  RSA526146  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4140 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  UCSB62359  Polypodium californicum Kiefer, Lawrence 1967-1-28 Los Angeles San Gabriel Mtns., NW of Sunland, Oliver Canyon, tributary of Big Tujunga Canyon, ca. 3/4mi above Foothill Blvd 487 Comment
  UCSB62394  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Palmer's canyon Comment
  RSA596130  Polypogon interruptus Timothy S. Ross, Steve Boyd 1995-6-28 8634 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA654299  Polypogon monspeliensis Monica Acosta 1998-5-22 16 Los Angeles The Center for Regenerative Stuedies, South of California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  SD72832  Polypogon monspeliensis F. R. Fosberg 1931-5-2 S 4738 Los Angeles Santa Catalina Island; Middle Ranch Dam, in running stream 199 Comment
  IRVC28694  Polypogon monspeliensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25484 B Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  RSA0127378  Polypogon viridis Louis C. Wheeler 1967-7-20 10136 Los Angeles Aliso Canyon. 1067 Comment
  UCSC000166  Populus balsamifera subsp. trichocarpa Unknown June 1880 s.n. Los Angeles Pyramid Lake Comment
  POM802  Portulaca oleracea D. L. Crawford 1915-6-27 s.n. Los Angeles Claremont. Comment
  UCR210347  Potamogeton crispus R. G. Swinney 2008-10-16 9606 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA756008  Potentilla glandulosa Orlando Mistretta, Christine Mistretta 2008-4-29 2550 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  CAS-BOT-BC539749  Potentilla gracilis var. fastigiata R. F. Thorne; M. Z. Thorne 1969-7-10 38406 Los Angeles Just E of Big Pines Ranger Station, Angeles National Forest, 2072 Comment
  CAS-BOT-BC158282  Prunus fasciculata var. fasciculata Wesley O. Griesel 1961-5-13 s.n. Los Angeles State highway #2 between Wrightwood and Big Pines, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC154943  Prunus ilicifolia Ernest C. Twisselmann 1961-10-31 6678 Los Angeles [Elizebeth] Elizabeth Lake, Liebre Mountains 944 Comment
  RSA497995  Prunus ilicifolia H. L. Bauer 1932-4-1 15387 Los Angeles Saddle Peak road. 671 Comment
  RSA612185  Prunus ilicifolia Anna Christensen 1997-3-16 23 Los Angeles Claremont, Bernard Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. 30 yards from E. fence, 50 yards into N panhandle region. 412 Comment
  JEPS44615  Prunus ilicifolia subsp. lyonii W. L. Jepson 1908-7-13 3059 Los Angeles Santa Catalina Island, Swain Canyon Swain Canyon; Santa Catalina Island, Swain Canyon Comment
  SD69500  Prunus ilicifolia subsp. lyonii Robert F. Thorne 1966-4-7 35970 Los Angeles Santa Catalina Island, in Howland Landing Canyon near road to Johnson's landing 22 Comment
  RSA709835  Prunus lyonii A. C. Sanders, Lee Jones 2005-4-8 29355 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  HSC47199  Pseudognaphalium biolettii Reid Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island Comment
  OBI45338  Pseudognaphalium biolettii Dave Charlton 1987-1-31 640 Los Angeles Saddle Peak, Santa Monica Mts 610 Comment
  RSA157981  Pseudognaphalium biolettii M. B. Dunkle 1928-3-17 1748 Los Angeles Santa Catalina Island. Johnson's. 8 Comment
  RSA59144  Pseudognaphalium biolettii G. R. Campbell 1950-4-17 14853 Los Angeles Escondido Canyon, leading to Malibu Lake, ca. 5 miles above Highway Alt. 101. 457 Comment
  UCR99397  Pseudognaphalium biolettii Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  POM50228  Pseudognaphalium biolettii L. W. Nuttall 1920-12-27 s.n. Los Angeles Rock Spring Canyon, Santa Catalina Island Comment
  RSA157797  Pseudognaphalium biolettii Peter H. Raven 1962-4-9 17153 Los Angeles Wilson Cove, San Clemente Island. 61 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
  JEPS26537  Pseudognaphalium californicum Peter Kamb 1947-6-11 597 Los Angeles e of Pasadena; Eaton Wash 266 Comment
  CAS-BOT-BC356712  Pseudognaphalium californicum Barbara T. Keller 1974-5-23 1441 Los Angeles North fork of Lodi Canyon in the San Gabriel Mountains, about 25 miles west of Claremont 487 Comment
  CATA1138  Pseudognaphalium luteoalbum Mark L. Hoefs 1995-5-23 2128 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  UCR258718  Pseudognaphalium luteoalbum R. G. Swinney 2010-6-23 13342 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  SFV13509  Pseudognaphalium luteoalbum M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 914 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  RSA0115265  Pseudognaphalium stramineum Richard G. Swinney 2010-6-8 13229 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA0045431  Pseudognaphalium stramineum Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -038 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA393782  Psilocarphus tenellus L. C. Wheeler 1934-3-29 2482 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  UCR186892  Psoralea californica A. C. Sanders 2006-4-14 32055 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA690875  Pteridium aquilinum var. pubescens Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  UC699692  Pteris vittata Kay H. Beach 1943-12-15 1900 Los Angeles stream at Shelter House (just above Flume V.); San Dimas Exerimental Forest, San Dimas Canyon Comment
  UCR124256  Pterospora andromedea L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns, Little Rock Creek, fork N from pump house 2043 Comment
  CAS-BOT-BC421202  Pterostegia drymarioides Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  RSA591914  Pterostegia drymarioides Louis C. Wheeler 1967-5-2 9263 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  UC284787  Pterostegia drymarioides P. A. Munz 1923-4-8 6601 Los Angeles at Wilson's Cove San Clemente Isl. Comment
  UCR255772  Purshia glandulosa R. G. Swinney 2010-5-12 12704 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  SEINET10628880  Pyrus communis Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3806 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  CAS-BOT-BC45777  Quercus I. M. Johnston 1918-9-1 2138 Los Angeles near Brown's Flats (just north of Pomona College P), Upper Sonoran Zone 1371 Comment
  CAS-BOT-BC45784  Quercus Marcus E. Jones 1923-10-10 s.n. Los Angeles Cajon Pass Comment
  JEPS93445  Quercus E. R. Blakley 1962-10-5 5464 Los Angeles Middl Ranch Corral in Middle Ranch Canyon (Santa Catalina Island); California Channel Islands, Santa Catalina Island 198 Comment
  SDSU6984  Quercus X macdonaldii R. M. Beauchamp 1966-8-8 47 Los Angeles On bank overlooking road south of Avalon. Santa Catalina Island. 122 Comment
  RSA653362  Quercus berberidifolia LeRoy Gross 2000-10-28 302 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 fire break up to main crest (to Beaudry fire road) 366 Comment
  UCSB58657  Quercus berberidifolia Muller, Cornelius 1937-8-27 Los Angeles Fillmore Valley and Ventura county line 182 Comment
  HSC8313  Quercus chrysolepis C. E. Fellows 1965-9-7 156 Los Angeles 17 mi up rd. from Charlton Flats info station N side of Angeles Crest Hwy. Comment
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Oct 3 2014
  RSA0081391  Quercus chrysolepis R. G. Swinney 2010-9-13 13812 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  UCD45552  Quercus chrysolepis Ernest Braunton 1928-8-5 6383 Los Angeles San Gabriel Canon. Comment
  UCR191258  Quercus chrysolepis R. G. Swinney 1998-7-2 6214 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCD45795  Quercus dumosa J. Ewan 1931-10-11 5242 Los Angeles Sepulveda Canyon Rd. north of Mulholland. Santa Monica Mts. Comment
  UCR197184  Quercus durata var. gabrielensis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 656 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 579 Comment
  CAS-BOT-BC94186  Quercus engelmannii Le Roy Abrams 1901-4-13 1490 Los Angeles Sierra Madre Comment
  POM295279  Quercus engelmannii Lyman Benson 1949-10-20 14273 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  UCR222458  Quercus engelmannii R. F. Thorne 1980-4-26 54146 Los Angeles Channel Islands; Santa Catalina Island, Blackjack Camp, west slope of Blackjack Peak 518 Comment
  UCR95197  Quercus garryana var. breweri Steve Boyd, Lauren Raz 1996-10-8 9014 Los Angeles Liebre Mtns. region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  RSA0117723  Quercus lobata A. C. Sanders 2007-4-25 33571 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  UC216195  Quercus lobata A. J. McClatchie 1896-4-20 1129 Los Angeles Oak Knoll [near Pasadena] Comment
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Mar 20 2018
  POM244223  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Santa Catalina Island, Gallagher's Canyon, right fork. 40 Comment
  OBI36780  Quercus wislizeni David J. Keil 1980-3-27 13734 Los Angeles 1 mi E of Ridge rte on Pine Canyon rd (L.A. county rd N-2) 1189 Comment
  RSA600112  Quercus wislizeni var. frutescens Steve Boyd, Lauren Raz 1997-3-26 9339 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
  CATA3451  Rafinesquia californica Benjamin J. Dion, Stuart Olshevski 2017-6-28 033 Los Angeles Santa Catalina Island: Channel Side; on flat area along a cliff above the beach at Ripper's Cove 20 Comment
  LA32188  Ranunculus californicus Henry J. Thompson; 1959-4-12 1917 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 0.25 mi W of Las Virgenes Rd (N1). 182 Comment
  POM50152  Ranunculus cymbalaria var. saximontanus L. R. Abrams 1901-04 1441 Los Angeles Los Angeles River. Comment
  UCR202742  Rhamnus californica R. G. Swinney 2001-8-27 8093 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  CAS-BOT-BC59947  Rhamnus crocea Carl Epling 1931-5-2 s.n. Los Angeles Santa Monica Mts. Los Alisos Canyon. Comment
  UCR178582  Rhamnus crocea R. G. Swinney 1969-3-23 312 Los Angeles San Gabriel Valley, c. 300 yards north of Hwy 66 in Irwindale, c. 500 yards east of San Gabriel River channel 183 Comment
  UC18538  Rhamnus crocea Dr. A. Davidson 1891-1 Los Angeles Comment
  LA52140  Rhamnus ilicifolia A. M. Johnson; 1934-4-20 4431 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA390830  Rhamnus ilicifolia Robin S. Collins 1973-4-9 233 Los Angeles Angles National Forest, San Gabriel Mts.: R13W T3N, Trail Cyn. 610 Comment
  RSA590513  Rhamnus ilicifolia Tim S. Ross, W. Appleby 1993-5-20 7203 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA724528  Rhamnus ilicifolia K. Dobry 1991-3-15 d- 432 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  UC18551  Rhamnus ilicifolia J. Burtt Davy May 9 1896-May 24 1896 2541 Los Angeles Oak Canyon Antelope Valley, Manzana Comment
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Apr 10 2012
  UC80243  Rhamnus ilicifolia Minnie Reed Los Angeles near Pasadena Comment
  CAS-BOT-BC59823  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Santa Catalina Island. Avalon Canyon, agbove last almond orchard. 121 Comment
  SBBG105503  Rhamnus pirifolia R. F. Thorne 1966-9-16 36718 Los Angeles Renton Mine Rd, near upper end Pebbly Beach Cyn 259 Comment
  SBBG78556  Rhamnus pirifolia F. R. Fosberg 1932-5-7 8151 Los Angeles Grand Cyn, upper falls 130 Comment
  RSA599668  Rhamnus tomentella subsp. cuspidata Steve Boyd, Lauren Raz 1997-5-1 9687 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
  RSA652634  Rhamnus tomentella subsp. cuspidata R. Spence 1974-8-15 s.n. Los Angeles San Gabriel Mt. Comment
  CAS-BOT-BC170449  Rhus integrifolia John Thomas Howell 1928-3-2 3367 Los Angeles Vermont Canyon, Griffith Park Comment
  RSA213398  Rhus integrifolia Reid V. Moran 1941-2-18 582 Los Angeles San Clemente Island, Middle Ranch 350 Comment
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Jun 5 2014
  RSA386494  Rhus integrifolia Gary D. Wallace 1978-2-12 1583 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA576135  Rhus integrifolia F. H. Elmore 1939-2-20 439 Los Angeles Santa Catalina Island. Comment
  RSA650021  Rhus integrifolia Gerald W. Fisher 1948-2-8 s.n. Los Angeles West bank Hollywood Reservoir (Mulholland Dam). Comment
  RSA650222  Rhus integrifolia Brent Mishler 1977-9-11 s.n. Los Angeles San Gabriel River Wash - Irwindale. Comment
  UCSB8657  Rhus integrifolia Philbrick, Ralph 1954-03 Los Angeles Pacific Palisades Comment
  SBBG127970  Rhus ovata M. A. Elvin, T. Sagar 2013-5-31 7152 Los Angeles Malibu Cyn Rd S of tunnel, Santa Monica Mtns 168 Comment
  UC2029986  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles SAN GABRIEL MOUNTAINS: Arroyo Seco. Comment
  UCR256256  Ribes aureum R. G. Swinney 2010-3-10 11841 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  UCR216757  Ribes aureum var. gracillimum R. G. Swinney 2009-2-20 10009 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  PASA2244  Ribes californicum Annetta Carter 1928-12-26 Los Angeles Mt. Wilson Trail, Mt. Wilson, Pasadena Comment
  RSA608338  Ribes californicum var. hesperium Louis C. Wheeler 1930-2-22 4 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR145812  Ribes californicum var. hesperium June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  SEINET13942360 Image available Ribes cereum David Charlton 1986-1 249 Los Angeles San Gabriel Mountains, Lightning Ridge, at intersection of Forest Road 3N06 and Angeles Crest Hwy, ca. 4 mi. NW of San Bernardino County line and 5 mi. NW of Wrightwood. T4N, R8W, sec 32. Alt 7400 ft 2256 Comment
  UCR24340  Ribes divaricatum var. parishii John C. Roos, L. Roos 1950-7-15 4850 Los Angeles San Gabriel Valley, Whittier Narrows, San Gabriel River bed near Whittier 61 Comment
  LA200841  Ribes indecorum A. M. Johnson; 1934-4-20 4440 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA522325  Ribes indecorum Steve Boyd 1990-2-3 3819 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  UC1127324  Ribes indecorum P. L. Johannsen 1934-1-24 253 Los Angeles Santa Susana Pass Santa Susana Quadrangle Comment
  SEINET12215921  Ribes indecorum R. F. Thorne 1971-1 41506 Los Angeles San Gabriel Mts., lower Evey Canyon off San Antonio Canyon 716 Comment
  LA50737  Ribes malvaceum A. M. Johnson; 1928-2-16 131 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA747230  Ribes malvaceum R. G. Swinney 2008-4-7 8615 Los Angeles San Gabriel Mtns. Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  RSA748677  Ribes malvaceum R. G. Swinney 2008-3-31 8584 Los Angeles Glendora Mountain summit 1003 Comment
  UCR205050  Ribes malvaceum R. G. Swinney 2008-3-31 8584 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  POM48027  Ribes malvaceum var. viridifolium C. F. Baker 1903-9-17 4065 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA658345  Ribes malvaceum var. viridifolium J. C. Roos 1966-2-11 s.n. Los Angeles Claremont. Comment
  RSA495616  Ribes nevadense S. Zona 1989-6-28 318 Los Angeles Mountain High Ski resort; W of Wrightwood, just N of Mt. High East. N slopes of San Gabriel Mts. 2017 Comment
  RSA755844  Ribes nevadense R. G. Swinney 2008-7-2 9113 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  UCR242847  Ribes nevadense R. G. Swinney 2009-8-8 11502 Los Angeles Transverse Range; San Gabriel Mtns., 0.2-1 mi. north of summit of Pacifico Mtn., SE fork of Santiago Canyon 2055 Comment
  RSA476242  Ribes roezlii Robert Gustafson 1983-7-18 2788 Los Angeles San Gabriel Mts, Angeles Crest Hwy, 2 miles below Dawson Saddle. 2317 Comment
  UC203703  Ribes roezlii A. D. E. Elmer June, 1902 3604 Los Angeles Acton Comment
  CAS-BOT-BC207167  Ricinus communis Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7443 Los Angeles Rancho Palos Verdes, narrow, eroded canyon through southerly coastal bluffs, ca 2750 m SE of Inspiration Point and 2680 m WNW of Whites Point, San Pedro 7.5' USGS, Palos Verdes Peninsula 7 Comment
  CDA4893  Ricinus communis G. D. Barbe 1978-3-28 2362 Los Angeles Road to Chantry Flats above Sierra Madre, Santa Anita Canyon. Comment
  RSA681152  Ricinus communis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1030 Los Angeles South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  UCR225777  Rigiopappus leptocladus Dave Silverman, Cindy Hopkins 2007-4-27 6772 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  RSA199019  Robinia pseudoacacia W. M. Gauntt 1966-4-9 139 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  UC1951194  Rorippa curvisiliqua R. G. Swinney 2008-4-30 8696 Los Angeles San Gabriel Mtns: Glendora, Big Dalton Canyon Debris Basin. Glendora 7.5' Quad. Comment
  RSA616132  Rubus leucodermis Louis C. Wheeler 1966-8-21 8843 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  CAS-BOT-BC147363  Rubus pensilvanicus Joseph Andorfer Ewan 1932-6-24 7548 Los Angeles Arizona Ave. 4 mi. west of Hawthorne Comment
  RSA599489  Rubus ursinus Steve D. Boyd, Lauren Raz 1997-3-25 9314 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA0030799  Rubus vitifolius Bonnie C. Templeton 1947-5-21 6281 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UC52228  Rumex acetosella unknown May 1903 Los Angeles Comment
  UC520038  Rumex conglomeratus Joseph Andorfer Ewan 1932-6-28 7518 Los Angeles Los Feliz Bridge Los Angeles River Comment
  CAS-BOT-BC421765  Rumex conglomeratus Steven A. Junak 1996-5-18 SCI- 488 a Los Angeles California Islands. San Clemente Island: E side of island, at mouth of canyon at Mosquito Cove. 6 Comment
  RSA126740  Rumex crispus Peter H. Raven, Henry J. Thompson 1959-5-5 s.n. Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  CAS-BOT-BC433929  Rumex salicifolius Carl B. Wolf 1932-5-12 3600 Los Angeles Santa Catalina Island. Between Little Harbor & Cottonwood Creek. 45 Comment
  POM243816  Rumex salicifolius F. R. Fosberg 1931-5-6 S 4794 Los Angeles Cape Canyon. Santa Catalina Island. 220 Comment
  POM2576  Rupertia physodes O. W. Robinson 1916-5-7 s.n Los Angeles Johnson's Pastures, near Claremont. Comment
  CATA3172  Ruppia maritima Amy Catalano, Julia Parish 2016-9-22 152 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on S side of road 65 Comment
  POM145744  Salazaria mexicana Thomas Craig 1927-6-19 474 Los Angeles Near Little Rock Dam, Mojave desert Slope of San Gabriel Mtns. Comment
  RSA160463  Salazaria mexicana J. D. Olmsted 1959-4-25 493 Los Angeles 1 mi. E of Valyermo, along Holcomb Ridge east of Wrightwood-Pearblossom road. 1113 Comment
  UCR124788  Salazaria mexicana B. C. Templeton 1930-5-19 1455 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  RSA0073248  Salazaria mexicana Bonnie C. Templeton, H. J. Andrews 1938-6-22 1689 Los Angeles Mint Canyon. Comment
  CAS-BOT-BC103177  Salix bonplandiana S. Parnay Mar. 235 Los Angeles Little Tujunga [Canon] Canyon Comment
  UCR209511  Salix exigua Dan S. Cooper 2009-1 209- 23 Los Angeles Los Angeles Basin, West Athens area, 'Anderson Wash', relict habitat along RR right-of-way south of 105 Fwy and west of Normandie Blvd., South Los Angeles 53 Comment
  UC846598  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4645 Los Angeles San Francisquito Canyon 800 Comment
  LA208676  Salix laevigata Carl Hedin; Joseph Ewan 1933-6-29 7670 Los Angeles Area 4 Comment
  RSA228941  Salix lasiolepis Robert F. Thorne 1971-8-25 41301 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  SD124467  Salix lasiolepis Barry Prigge 1986-3-20 6953 Los Angeles Santa Monica Mountains; Triunfo Canyon. Kanan Road and Triunfo Creek 235 Comment
  UC482086  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City) Santa Monica Mountains Comment
  UCR138841  Salix lasiolepis L. C. Wheeler 1966-8-21 8822 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  UCSB9466  Salix lasiolepis Lloyd, Robert 1960-03 Los Angeles 500 yards up Little Daltion Canyon from the Glendora Mtn Road; San Gabriel Mt. Range Comment
  POM362683  Salix lucida subsp. lasiandra E. A. Purer 1935-5-11 6583 Los Angeles Ventura Boulevard, near Calabasas. Comment
  RSA444929  Salsola tragus Jack Rempel 1934-10 s.n. Los Angeles El Segundo. Comment
  SBBG131691  Salsola tragus S. A. Junak 1999-9-9 SCa 1077 Los Angeles top of Black Jack Peak, at microwave installation 609 Comment
  SBBG51655  Salsola tragus M. R. Benedict 1971-6-27 Los Angeles apron of runway, near Northwest Harbor Comment
  RSA469674  Saltugilia splendens Anstruther Davidson 1914-05 2986 Los Angeles San Fernando Comment
  UCR273583  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-22 15234 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
  RSA585941  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1990-5-23 2637 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  PASA464  Salvia apiana Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  RSA424330  Salvia apiana William Emboden 1970-6-12 16 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA488005  Salvia apiana Mark Hoefs, D. Propst 1973-3-14 106 Los Angeles Santa Catalina Island: Upper Cape Canyon. 274 Comment
  UCD63555  Salvia apiana Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  RSA483582  Salvia carduacea D. Charlton 1988-4-3 1716 Los Angeles West of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley. 1067 Comment
  RSA247975  Salvia carduacea Robert F. Thorne, Gary D. Wallace 1973-4-24 43452 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA401464  Salvia columbariae Tom Burch 1940-4-21 s.n. Los Angeles Bouquet Canyon, near Saugus. 610 Comment
  RSA702038  Salvia columbariae Steve Boyd, Amber Maurice 2004-5-18 11318 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow. 1437 Comment
  SFV3215  Salvia dorrii M. L. Vincent 1962-5-7 230 Los Angeles Mojave Desert Highway 0.5 miles from main highway at Pearblossom turnoff to Valyermo. 975 Comment
  CAS-BOT-BC214320  Salvia dorrii var. pilosa A. D. E. Elmer 1902-6-1 3696 Los Angeles Vincent Comment
  POM296999  Salvia dorrii var. pilosa Lyman Benson 1959-4-11 15845 Los Angeles 1 miles (sic) south of Neenah (sic) Reservation 915 Comment
  RSA570216  Salvia dorrii var. pilosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5012 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA614329  Salvia dorrii var. pilosa Louis C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 915 Comment
  CAS-BOT-BC233302  Salvia mellifera C. F. Baker 1909-5-15 5321 Los Angeles Moutains near Claremont Comment
  HSC14363  Salvia mellifera David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  IRVC28210  Salvia mellifera A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26283 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  UCD125590  Salvia mellifera P. B. Kennedy 1928-3-1 s.n. Los Angeles canyon above golf-links, Avalon, Santa Catalina. Comment
  RSA434068  Salvia spathacea G. R. Johnstone 1929-5-19 14896 Los Angeles Puerco Canon, Santa Monica Mts. Malibu estate 3-4 mi from ocean. Comment
  RSA477564  Sambucus mexicana H. L. Bauer 1932-6-1 s.n. Los Angeles Topanga Canon, Santa Monica Mountains. Comment
  RSA657160  Sambucus mexicana Steve Anderson 1975-12-20 25 Los Angeles 0.5 mile north of Sunland Blvd. and Underhill Road. Tujunga. Comment
  RSA660903  Sambucus mexicana Ann Williams 1992-5-14 1 -92 Los Angeles End of Oceanview Ave., .3 mi. N of Mar Vista St. Whittier. 152 Comment
  RSA754239  Sambucus mexicana Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1762 Los Angeles Turnbull Canyon, Turnbull Canyon Road 308 Comment
  CAS-BOT-BC238719  Sambucus nigra subsp. caerulea Peter H. Raven; Robert F. Thorne 1964-5-7 19019 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  POM308897  Sanicula bipinnatifida Kay H. Beach 1943-4-22 641 Los Angeles Dalton firebreak, San Dimas Experimental Forest. Comment
  RSA626978  Saxifraga californica Louis C. Wheeler 1967-5-15 9583 Los Angeles San Gabriel Mountains: East side Elsmere Canyon, near mouth. 518 Comment
  RSA660052  Schinus molle Stephen Hill 1981-2-26 20 Los Angeles E. of parking lot M. in field of Cal Poly Pomona Campus. Comment
  UCR258966  Schinus molle R. G. Swinney 2010-2-27 11760 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  SDSU5130  Schismus barbatus H. Wedberg 1966-4-3 1186 Los Angeles Chaparral slope burned two years previous, above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  CAS-BOT-BC7625  Schoenoplectus americanus LeRoy Abrams 1901-4-8 1448 Los Angeles Los Angeles River. Tropico Comment
  LA15584  Schoenoplectus americanus A. M. Johnson; 1928-4-7 2957 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  SBBG59258  Schoenoplectus americanus R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  CAS-BOT-BC111516  Schoenoplectus americanus Ellsworth Bethel 1932-9-16 s.n. Los Angeles Bryant Ranch 200 ft E of State Highway at south boundary of 1.62 acre tract. 3 Comment
  SEINET6074924  Schoenoplectus californicus Unknown 1946-7-28 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA366070  Schoenoplectus maritimus Edwin Kline 1924-7-5 s.n. Los Angeles Near Inglewood. Comment
  SEINET13710997  Scrophularia californica J. Adams, J. Adams (Botany) 1965-1 154 Los Angeles Ely Canyon 2500 Ft 762 Comment
  LA82041  Scrophularia californica subsp. californica O. H. Kappler; 1943-4-28 377 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Lower end Sepulveda Canyon. Comment
  SBBG131972  Scrophularia villosa S. A. Junak 1990-11-9 SCI 138 Los Angeles immediately below field station, at Camera Pad "Stone" 448 Comment
  SD69531  Scrophularia villosa Robert F. Thorne 1966-4-5 35797 Los Angeles Santa Catalina Island; SW of and near Empire Landing 152 Comment
  UC1181404  Scrophularia villosa Robert Ornduff with R. L. Taylor 1960-3-19 5095 Los Angeles Santa Catalina Island, Golf Links Canyon Golf Links Canyon; Santa Catalina Island, Golf Links Canyon Comment
  RSA171118  Scutellaria tuberosa Robert F. Thorne, James Henrickson 1963-5-5 32310 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA0088408  Searsia lancea R. G. Swinney 2010-2-27 11764 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
  CAS-BOT-BC61978  Selaginella Grant 1900-4-15 s.n. Los Angeles Old Wilson Trail Comment
  RSA729491  Selaginella asprella R. G. Swinney 1998-8-27 6806 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on rige top. 2378 Comment
  LA200009  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-19 1748 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3.5 mi from mouth of canyon. 304 Comment
  LA200010  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-26 1771 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  LA94004  Selaginella bigelovii Lawrence L. Kiefer; 1966-5-14 2037 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Peak, ca 0.5 mi above Barham Blvd, NW [label says NE] side of Cahuenga Peak. 304 Comment
  SFV6770  Selaginella bigelovii T. Gordon, K. A. Wilson, D. R. Perry, M. H. Grayum 1974-3-8 70 Los Angeles San Gabriel Mountains Placerita Canyon. Comment
  RSA472892  Senecio californicus Helen M. Oster 1924-4-27 13769 Los Angeles Foothills n. end of Vermont Ave. Comment
  CAS-BOT-BC327419  Senecio flaccidus var. douglasii A. C. Sanders; T. B. Salvato 2009-5-29 37039 Los Angeles Irwindale at northwest edge of Baldwin Park under SCE power lines northwest of San Gabriel River and southeast of 605 Freeway south of Live Oak Avenue, Baldwin Park 7.5', San Gabriel Valley 114 Comment
  CAS-BOT-BC333078  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1961-10-31 6679 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  POM16945  Senecio flaccidus var. douglasii P. A. Munz 1923-9-1 7722 Los Angeles Swartout Valley, San Antonio Mtns. 1829 Comment
  RSA642690  Senecio flaccidus var. douglasii Orlando Mistretta 1992-7-14 708 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  IRVC28135  Senecio flaccidus var. monoensis June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  CAS-BOT-BC341202  Senecio lyonii Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  RSA630269  Senecio mikanioides LeRoy Gross 1999-2-20 115 Los Angeles Santa Monica Mountains: Temescal Canyon, city of Pacific Palisades. 121 Comment
  UCR261387  Senecio vulgaris R. G. Swinney 2010-2-27 11720 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CAS-BOT-BC243577  Setaria parviflora Joseph Andorfer Ewan 1932-7-11 7470 Los Angeles Ingraham St., Los Angeles Comment
  RSA706437  Sidotheca trilobata LeRoy Gross 2005-6-23 2379 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1642 Comment
  CATA1074  Silene gallica Mark L. Hoefs 1995-5-16 2017 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  RSA3513  Silene gallica C. B. Wolf 1932-5-9 3456 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  RSA477872  Silene gallica F. R. Fosberg 1931-4-15 S- 4633 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  CAS-BOT-BC389331  Silene lemmonii Geo. B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe Comment
  CAS-BOT-BC175106  Silene verecunda Le Roy Abrams 1901-7-1 1935 Los Angeles Summit of San Antonio Mt. Comment
  RSA0114885  Silybum marianum R. G. Swinney 2011-4-26 14509 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  OBI8143  Silybum marianum Lewis Meltz 1977-4-9 LM 29 Los Angeles Along rd cut of old Mt Wilson toll rd 2 km E ofeaon Cyn bridge 488 Comment
  RSA0010524  Sisymbrium altissimum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6799 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  IRVC28589  Sisymbrium altissimum A. C. Sanders, Mark Elvin 2002-6-19 25185 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  UCSB2435  Sisymbrium altissimum Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  UCR95330  Sisymbrium irio L. C. Wheeler 1967-4-30 9208 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA799895  Sisymbrium orientale Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 2 Los Angeles Glendora Ridge Road 1288 Comment
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Mar 31 2014
  RSA331756  Sisymbrium orientale Robin S. Collins 1973-3-26 209 Los Angeles Angeles National Forest, San Gabriel Mts., Trail Canyon. 609 Comment
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May 30 2007
  RSA592276  Sisymbrium orientale L. C. Wheeler 1967-5-9 9398 Los Angeles North fork, Dark Canyon, off Arroyo Seco at Angeles Crest Highway. 853 Comment
  SEINET10664117  Smilax rotundifolia Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2518 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  RSA522954  Solanum americanum Tim S. Ross, Orlando Mistretta 1990-10-26 3317 Los Angeles San Gabriel Mountains: Horse Canyon drainage. 659 Comment
  UCR210452  Solanum douglasii R. G. Swinney 2008-11-30 9876 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  UCD15321  Solanum mauritianum Glen Holstein 1996-2-1 s.n. Los Angeles California, Los Angeles Co.; in Laurel Canyon by Highway 101, Studio City, Los Angeles; Comment
  NY821274  Solanum physalifolium H. E. Hasse 1888-1 5233 Los Angeles Streets of Los Angeles Comment
  UCR123288  Solanum triflorum Steve Boyd 1988-7-12 2534 Los Angeles Claremont, grounds of Rancho Santa Ana Botanic Garden 404 Comment
  SEINET10697251 Image available Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3751 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  CAS-BOT-BC83645  Solanum umbelliferum E. Braunton 1903-1-12 796 Los Angeles Laurel Canyon Comment
  RSA0087066  Solanum umbelliferum R. G. Swinney 2010-5-4 12523 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA0092235  Solanum umbelliferum R. G. Swinney 2010-5-25 12953 Los Angeles San Gabriel Mountains: just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA729234  Solanum umbelliferum R. G. Swinney 1998-7-10 6403 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
  SBBG54056  Solanum umbelliferum K. R. Montgomery, T. W. Strid 1973-5-19 73 -71 Los Angeles Dillon Divide, San Gabriel Mtns Comment
  UC1595430  Solanum umbelliferum Tim Ross 1992-7-10 6637 Los Angeles 310 m e of where Coldwater Canyon meets Big Tujunga Creek ( Big Tujunga Canyon, e side of road to Colby Ranch); San Gabriel Mountains, Big Tujunga Canyon 963 Comment
  UC26275  Solanum umbelliferum J. H. Barber 1897-3-16 68 Los Angeles Santa Monica Experiment Station Comment
  RSA665204  Solanum umbelliferum N. C. Cooper 1949-6-29 4390 Los Angeles Crystal Lake. 1829 Comment
  SBBG16975  Solanum umbelliferum K. A. Wilson, D. E. Bianchi 1961-2-2 817 Los Angeles Placerita Rd, 1.5 mi E of Hwy 6 Comment
  SEINET6186050  Solanum umbelliferum R. W. Summers 1886-1 s.n. Los Angeles Santa Monica hills Comment
  CAS-BOT-BC237743  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Avalon, Santa Catalina Island Comment
  POM11715  Solanum wallacei R. L. Pendleton, Reed 1909-7-2 1366 Los Angeles Road east of Avalon, Santa Catalina Island. 3 Comment
  POM243785  Solanum wallacei F. R. Fosberg 1931-5-6 S 4812 Los Angeles Cape Canyon, Santa Catalina Island. 200 Comment
  POM50095  Solanum wallacei L. W. Nuttall 1921-1-16 1134 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SEINET7262091 Image available Solanum xanti var. intermedium I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  RSA0030681  Solidago californica W. B 1973-10-12 Los Angeles San Dimas Exp. Forest Station near Ranger's office. 823 Comment
  UCR210487  Solidago confinis R. G. Swinney 2008-11-29 9857 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UC1070263  Solidago velutina subsp. californica Jerome S. Horton 1935-9-20 244 Los Angeles Big Dalton Canyon Dam Pomona Quad., Big Dalton Canyon Dam Comment
  JEPS99113  Sonchus asper M. B. Dunkle 1939-4-2 7209 Los Angeles San Clemente Island, S. E. point[?] Comment
  RSA474105  Sonchus oleraceus B. Gustafson 1981-3-18 2121 Los Angeles Ballona Wetlands, Area 3 Common weed throughout all 3 areas. Comment
  RSA506190  Sorghum bicolor L. C. Wheeler 1966-11-23 9153 Los Angeles West fork of San Gabriel Canyon Comment
  UCD92746  Sorghum halepense Beecher Crampton 1965-10-27 7594 Los Angeles Ca. 2.6 miles SW of Saugus, US Hwy. 99 - Interstate 5. Comment
  UCD108502  Spartium junceum Gordon Pilone 1961-4-1 145 Los Angeles San Antonio Canyon, north of dam on new road. San Gabriel Mt. Range. 731 Comment
  UCR270971  Spergularia bocconi R. G. Swinney 2011-4-28 14554 Los Angeles San Gabriel Mountains, north of Glendora, 0.5 miles south of the ridge immediately south of Persinger Cyn. on east side of Glendora Mountain Rd 927 Comment
  RSA0097917  Spergularia bocconi F. R. Fosberg 1931-5-4 S 4768 Los Angeles Mouth of Middle Ranch Canyon, Santa Catalina Island. 2 Comment
  SBBG131525  Spergularia bocconi S. A. Junak 1999-5-22 SCa 1008 Los Angeles lower part of cyn at E end of beach at Goat Harbor 12 Comment
  SD21289  Spergularia macrotheca Norman E. Bilderback 1938-4-17 Los Angeles Santa Catalina Island; Avalon. Comment
  UCR121249  Spergularia macrotheca J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  SBBG13281  Spergularia macrotheca var. macrotheca M. A. Piehl 1962-6-9 62361 Los Angeles China Pt, S of lighthouse 3 Comment
  SBBG98068  Spergularia marina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5138 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  RSA442864  Sphaeralcea emoryi var. variabilis Bonnie C. Templeton 1931-5-19 1460 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  RSA714790  Spinacia oleracea A. C. Sanders 2003-6-19 26984 Los Angeles Western Transverse Range/Santa Clara River Watershed: near mouth of Off-haul Canyon , ca. 1 mile west of Mayo Spur between San Martinez Grand Canyon and the Ventura Co. Line, norht of Hwy 126, Newhall Ranch. 274 Comment
  UC33701  Sporobolus airoides Joseph Burtt Davy 1901-5 7753 Los Angeles Redondo Comment
  SEINET10603314  Sporobolus airoides LeRoy R. Abrams Abrams 1755 Los Angeles (Wilimgton)? Comment
  RSA82554  Stachys albens F. W. Peirson 1927-8-14 7840 Los Angeles Arroyo Seco south base of San Gabriel Mts. 549 Comment
  RSA82575  Stachys albens F. W. Peirson 1924-8-23 5055 Los Angeles West Fork of San Gabriel River. 412 Comment
  UC1922933  Stachys bullata Valerie Soza, LeRoy Gross 2001-5-9 1205 Los Angeles Transverse Ranges: Verdugo Mountains; Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  UCR11646  Stachys rigida var. rigida Carl Epling 1927-1 s.n. Los Angeles Santa Monica Mtns., hills in rear of Universal City 244 Comment
  UC10846  Stanleya pinnata J. H. Barber 1897-6-25 179 Los Angeles Soledad Canyon Comment
  RSA585404  Stanleya pinnata var. pinnata Timothy S. Ross, S. D. Boyd 1990-5-29 2713 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  LA82416  Stellaria media Peter H. Raven; Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 91 Comment
  RSA478172  Stellaria media Samuel R. Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon 549 Comment
  RSA662326  Stellaria media Daniel Curran 1981-3-3 50 Los Angeles Cal Poly Pomona campus near old greenhouse. Comment
  UCD99473  Stellaria nitens Daryl Koutnik 1978-5-2 454 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  RSA527745  Stephanomeria blairii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4313 Los Angeles San Clemente Island: E side of island, near Malo Point, first canyon S of Bryce Canyon, head of canyon below Malo benchmark Comment
  RSA529199  Stephanomeria exigua subsp. exigua Timothy S. Ross, S. D. Boyd 1991-7-24 5644 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  UC213255  Stephanomeria pauciflora I. M. Johnston 1918-7-23 2099 Los Angeles near Claremont; San Antonio Canyon 365 Comment
  UC217678  Stephanomeria pauciflora Katharine Brandegee Los Angeles Ravenna Comment
  SFV4126  Stephanomeria virgata K. A. Wilson 1963-10-24 1304 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  CAS-BOT-BC375807  Stephanomeria virgata Alice Eastwood 1908-9-1 s.n. Los Angeles Los Angeles Comment
  RSA158295  Stephanomeria virgata P. H. Raven 1962-7-11 18015 Los Angeles San Clemente Island, Wilson Cove 61 Comment
  LA105375  Stipa miliacea Barry A. Prigge; 1989-4-23 8478 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  CATA478  Stipa pulchra Sara L. Crockett, Mark Hoefs, Steven Junak, Janet Takara 1997-3-28 620 Los Angeles Santa Catalina Island: End of Cat Harbor Road, on NE side of Cat Harbor 74 Comment
  SD215358  Stipa speciosa Steve Boyd, Lauren Raz 1997-3-25 9302 Los Angeles Liebre Mountains Region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 kilometer northeast of Knapp Ranch. 1096 Comment
  RSA184058  Streptanthella longirostris I. L. Wiggins 1966-4-17 20601 Los Angeles Hillside across valley to e of Alpine Butte Wildflower Sanctuary, N of Pearblossom Comment
  RSA359411  Stuckenia pectinata Robert F. Thorne 1973-09 44728 Los Angeles Santa Catalina Island: Big Spring. Comment
  SBBG117054  Stylocline gnaphaloides S. A. Junak with K. Kirkland 2001-4-14 SCa 1451 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  SBBG79634  Stylocline gnaphaloides F. R. Fosberg 1932-5-7 8144 Los Angeles S of Grand Cyn 240 Comment
  RSA533448  Stylocline gnaphaloides Timothy S. Ross 1991-4-21 4538 Los Angeles Whittier Hills ( Puente Hills, pro parte) Middle Turnbull Canyon, ridgetop on N side, 1000 ft. NW of the old water tank. 280 Comment
  RSA645576  Suaeda moquinii A. C. Sanders, E. J. Lott 1993-5-6 13946 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Highway at Ave G to 1/10 mi. NW of intersection. 706 Comment
  RSA70023  Suaeda taxifolia F. W. Peirson 1918-08 1829 Los Angeles Long Beach Comment