Search Results — 2000 specimen records retrieved (1556 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD90054  Acacia cyanophylla Nancy Ryan Zabriskie 1972-8-26 532 Los Angeles South Pasadena, untended vacant lot, south of east end of Mill Road, west of storm drain Comment
  UCR51318  Acacia saligna A. C. Sanders 1988-2-3 7599 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  SBBG55754  Acamptopappus sphaerocephalus var. hirtellus D. Keil 1976-12-12 11894 Los Angeles 5 mi W of San Bernardino county line along St Hwy 138 1127 Comment
  RSA657919  Acer Freda Detmers 1976-5-27 32 Los Angeles Verdugo Mountains Region: Backyard of 566 Palm Drive, northwest Glendale. 152 Comment
Read comments
Jun 30 2014
  HSC12514  Acer macrophyllum Wendell Wood 1970-6-17 9 Los Angeles Chevy Chase and Linda Vista Rd., Glendale 366 Comment
  CATA956  Acmispon argophyllus var. argenteus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1821 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  UCD104003  Acmispon argophyllus var. argenteus L. W. Nuttall 1920-4-28 16 Los Angeles Santa Catalina Island. Comment
  SBBG131945  Acmispon grandiflorus S. A. Junak 2000-5-19 SCa 1332 Los Angeles E of W firebreak rd, ca. 0.53 mi SSW of Goat Harbor 374 Comment
  SEINET5327396  Acmispon micranthus L. Wheeler 1934-3-24 2476 Los Angeles Liveoak Canyon, San Gabriel Mts. south slope 488 Comment
  UCSB13134  Acmispon nevadensis var. davidsonii 1961-8-4 Los Angeles Along roadside near Peavine Campground, 3 mi. W of Wrightwood on Big Pines Highway; San Gabriel Mtns. 1828 Comment
  SBBG125850  Acmispon procumbens var. procumbens A. Parikh, N. Gale 2010-5-31 3240 Los Angeles Sierra Pelona, 4.1 km W of State Hwy 14, 1.8 km SW of California Aqueduct; E Liebre Mtns 1050 Comment
  SBBG125330  Acmispon strigosus A. Parikh, N. Gale 2010-6-22 3359 Los Angeles Upper Shortcut Cyn, 0.9 km S of St Hwy 2, 1.4 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1370 Comment
  OBI69256  Acmispon strigosus John Knapp, Denise Knapp 2003-5-10 53 Los Angeles Catalina Island; 367751.11N x 3696162.73E 442 Comment
  SD90552  Acmispon strigosus Robert F. Thorne 1973-4-11 42810 Los Angeles San Clemente Island, rocky slopes of upper part of Middle Ranch Canyon 381 Comment
  RSA471681  Acourtia microcephala Bonnie C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA822384  Acourtia microcephala D. L. Crawford 1915-7-14 555 Los Angeles Live Oak Canyon, Claremont. Comment
  LA52127  Adenostoma fasciculatum James Lauter; 1953-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, 1 mi and a block W of Beverly Glen X Mulholland Dr. Comment
  RSA0115315  Adenostoma fasciculatum R. G. Swinney 2010-5-25 12915 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA390482  Adenostoma fasciculatum var. fasciculatum Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA390488  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-10 S- 4562 Los Angeles Avalon Canyon, Santa Catalina Island. 180 Comment
  RSA532646  Adenostoma fasciculatum var. fasciculatum Tim S. Ross 1991-8-14 5761 Los Angeles Roundtop [Mtn], San Gabriel Mountains. South slope. 1872 Comment
  RSA660803  Adenostoma fasciculatum var. fasciculatum Gerald Braden 1988-5-22 31 Los Angeles Strawberry Peak. Comment
  UCR276891  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-16 14735 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
  POM308895  Adiantum aleuticum Kay H. Beach 1942-11-3 638 (631?) Los Angeles 3100 S. contour, first main canyon east of spot ''B'', side canyon, San Dimas Experimental Forest. 944 Comment
  CAS-BOT-BC65575  Adiantum capillus-veneris Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8108 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge 847 Comment
  RSA0098367  Adiantum capillus-veneris R. G. Swinney 2011-11-1 15971 Los Angeles San Gabriel Mountains: West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  RSA687679  Adiantum capillus-veneris M. B. Dunkle 1928-5-13 1952 Los Angeles Cottonwood Canyon, Santa Catalina Island. 9 Comment
  UCR193718  Adiantum capillus-veneris R. G. Swinney, Dave Larson 1999-5-15 7147 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  LA94092  Adiantum jordanii Lawrence L. Kiefer; 1966-4-30 1953 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi SW of Lake Sherwood. 304 Comment
  UCSB30935  Adiantum jordanii Parker, V. 1974-3-27 Los Angeles Fisherman's Cove, Santa Catalina Island 1 Comment
  SBBG50120  Adiantum jordanii W. A. Wright 1931-1-20 Los Angeles sides of Toyon Cyn Comment
  SEINET3352193 Image available Aegilops tauschii Skrdla 1964-1 G 436 Los Angeles Grown at UCLA (Seed originally collected in Afghanistan) Comment
  UCR185607  Aesculus californica A. C. Sanders 2007-4-25 33562 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR238128  Aesculus californica Mark A. Elvin, Brock Ortega 2002-4-18 1924 Los Angeles Hacienda Heights 274 Comment
  RSA613028  Ageratina adenophora Louis C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  UCR7746  Ageratina adenophora T. Trent 1968-4-5 s.n. Los Angeles San Gabriel Mtns., Los Angeles Co. Wilderness Park, Clamshell Canyon 459 Comment
  CDA6739  Ageratina adenophora T. C. Fuller 1958-5-9 2061 Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  RSA748487  Ageratina occidentalis Orlando Mistretta 1992-7-6 639 Los Angeles From confluence of Cooper and Buckhorn Canyons, upstream to falls of Buckhorn Creek, near Campground. Comment
  CAS-BOT-BC14782  Agoseris retrorsa G. B. Grant 1902-6-10 5106 Los Angeles Summit of Mt. Wilson Comment
  RSA726054  Agropyron cristatum R. G. Swinney 1997-6-25 5638 Los Angeles San Gabriel Mtns.: west of Wrightwood, Mountain High Ski Resort runway, ca. 2 miles east of Hwy 2 on FS road 3N06, Guffy Rd. 2366 Comment
  UCR204414  Agrostis R. G. Swinney 2001-9-15 8174 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA577546  Agrostis exarata L. C. Wheeler 1936-7-2 4202 Los Angeles Big Dalton Canyon 457 Comment
  UCD57994  Agrostis exarata Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island: 0.3 mile south southeast Isthmus Bench Mark. 121 Comment
  LA10252  Agrostis pallens Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  HSC24471  Agrostis stolonifera R. F. Thorne, M. Z. Thorne 1969-7-9 38562 Los Angeles San Gabriel Mountains, Angeles National Forest; upper part of large sloping meadow at Big Pines 2088 Comment
  RSA230390  Allium burlewii Robert F. Thorne, M. Z. Thorne 1969-7-10 38353 Los Angeles Mescal Creek Play Area 2042 Comment
  RSA733089  Allium burlewii R. G. Swinney 2001-6-20 7995 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
Read comments
Feb 6 2013
  HSC79106  Allium fimbriatum var. fimbriatum James Henrickson 1973-5-12 9596 Los Angeles 6 (air) mi. SE of Pearblossom, 4.6 (rd) mi. S of Llano in lower portion of Bob's Gap along 165 St. 1235 Comment
  RSA727538  Allium fimbriatum var. fimbriatum R. G. Swinney 1998-5-16 6084 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1305 Comment
  RSA679920  Allium monticola LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 929 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  RSA367100  Allium praecox J. D. Bixby 1917-03 528 Los Angeles San Dimas Hills. Comment
  UCD97065  Alternanthera philoxeroides Don Pendleton 1990-8-17 s.n. Los Angeles San Dimas, Bonelli Regional Park. On the S side of Puddingstone Reservoir. 304 Comment
  PASA2650  Alyssum maritimum Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  RSA402949  Amaranthus albus F. R. Fosberg 1930-6-26 S- 3112 Los Angeles Lower Ballona Creek. 10 Comment
  UCR95545  Amaranthus albus L. C. Wheeler 1966-9-21 8899 Los Angeles San Gabriel Mtns., North Fork San Gabriel River, 1/4 mi west of intersection of main road with road to upper Bichota Cyn. 930 Comment
  LA31570  Amaranthus deflexus Peter H. Raven; Henry J. Thompson 1958-9-19 13717 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach. Road borders United States Highway 101 45 Comment
  RSA402991  Amaranthus deflexus Anstruther Davidson 1930-9-17 s.n. Los Angeles Los Angeles. Comment
  POM50143  Amblyopappus pusillus L. R. Abrams 1901-6-20 1865 Los Angeles Near Ballona Harbor. Comment
  RSA239441  Amblyopappus pusillus E. R. Blakley 1962-6-10 5232 Los Angeles Canyon mouth SE of Eel Point, half way toward Seal Cove, San Clemente Island 6 Comment
  UC88843  Ambrosia chamissonis T. S. Brandegee 1890-5-16 Los Angeles Santa Catalina Island Comment
  UCR188678  Ambrosia chamissonis Tim Searl 2007-10-15 s.n. Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  CATA1941  Ambrosia psilostachya E. R. Blakley 1962-10-5 5447 Los Angeles Santa Catalina Island: Cottonwood Canyon, 0.25 mile upstream from ocean 30 Comment
  CATA404  Ambrosia psilostachya Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 531 Los Angeles Santa Catalina Island: Cottonwood Stream, above bridge at main road 22 Comment
  LA31631  Ambrosia psilostachya Peter H. Raven; Henry J. Thompson 1959-9-6 14381 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  POM266299  Ambrosia psilostachya J. C. Roos 1942-9-28 1716 Los Angeles Beverly Blvd. Los Angeles Comment
  HSC101354  Amelanchier utahensis R. G. Swinney 2008-8-13 9395 Los Angeles San Gabriel Mtns.: Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  RSA595638  Amelanchier utahensis Steve D. Boyd, Lauren Raz 1996-10-8 9010 Los Angeles Liebre Mountains region, upper southerly flank of Martindale Canyon, just up from Willow Spring on Forest Service Road 6N08, ca. 0.2 miles northwest of the junction with 6N07. 1402 Comment
  CAS-BOT-BC180643  Amorpha californica var. californica L. R. Abrams 1906-7-19 s.n. Los Angeles Mount Wilson Trail 609 Comment
  UC1128720  Amorpha californica var. californica Jerome S. Horton 1937-6-14 471 Los Angeles Trail to Fumes 4 and 5 Pomona Quadrangle, San Dimas Canyon Comment
  UC1061744  Amsinckia douglasiana Jerome S. Horton 1939-4-17 534 Los Angeles Camp 10 Road San Dimas Canyon 579 Comment
  CATA2811  Amsinckia intermedia Howard L. Ferguson 1980-3-10 199 Los Angeles San Clemente Island: NW end of island near large antennae 30 Comment
  RSA0079965  Amsinckia intermedia L. R. Abrams 1901-4-1 1233 Los Angeles Ballona Harbor. Comment
  RSA499960  Amsinckia intermedia Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  UC78276  Amsinckia intermedia Blanche Trask 1900-5-1 Los Angeles Avalon; Santa Catalina Island Comment
  RSA0079979  Amsinckia intermedia Sam Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA0089644  Amsinckia intermedia Mark Hoefs, D. Propst 1973-4-6 144 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  RSA499944  Amsinckia intermedia M. B. Dunkle 1939-4-4 7263 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA626102  Amsinckia intermedia LeRoy Gross 1999-3-21 128 Los Angeles Santa Susana Mountains: Top of ridge between Rice and Leaming Canyons, city of Newhall. 609 Comment
  RSA0039061  Amsinckia tessellata R. G. Swinney 2010-5-11 12651 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA733085  Amsinckia tessellata R. G. Swinney 2001-4-18 7891 Los Angeles Mojave Desert: Valyermo area, ridge top c. 500 m east of south end of Bobs Gap. 1311 Comment
  UC1563085  Amsinckia tessellata var. tessellata Steve Boyd, Orlando Mistretta 1986-3-31 1523 Los Angeles ne of Pinyon Hills (4 mi e of jct w hwy 18, Hwy 138); Mojave Desert Comment
  SEINET3246014  Amsinckia vernicosa R. G. Swinney 2009-1 10651 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  POM3635  Anagallis arvensis E. L. Brown 1893-05 s.n. Los Angeles Hillsides near Pasadena Comment
  RSA723214  Anagallis arvensis LeRoy Gross 2007-5-2 2666 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  RSA658527  Anagallis arvensis Diane Elliott 1985-4-26 19 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA660850  Anagallis arvensis Darron David 1992-5-15 10 Los Angeles [Hacienda] Heights, 1.2 miles west of the intersection of Colima Rd. and Haliburton Rd. Clementina Dr. Comment
  UCR274998  Ancistrocarphus filagineus Michael Honer, Rachel Woodard 2006-4-24 2224 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile east of aqueduct; 1 mile north of Hwy 138 1006 Comment
  UC597674  Androsace elongata subsp. acuta Philip A. Munz 1937-3-26 14937 Los Angeles San Dimas , San Dimas (Puddingstone Canyon) 304 Comment
  SD69483  Anemopsis californica Robert F. Thorne 1966-4-5 35857 Los Angeles Santa Catalina Island; along Cottonwood Creek below dam in Cottonwood Canyon 106 Comment
  CAS-BOT-BC64017  Anisocoma acaulis L. R. Abrams 1927-4-30 11730 Los Angeles Head of Antelope Valley Comment
  SBBG68171  Anisocoma acaulis R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC84666  Anthemis cotula Herman Knoche 1919-6-25 Series A, No. 899 Los Angeles Catalina Island Comment
  POM6042  Anthemis cotula J. F. Illingworth 1898-05 57 Los Angeles Claremont. 366 Comment
  CATA886  Anthemis cotula Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1699 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  UCR259947  Antirrhinum coulterianum R. G. Swinney 2010-4-28 12438 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  POM99735  Antirrhinum coulterianum F. W. Peirson 188 Los Angeles Foothills east of Rubio C. San Gabriel Mts. Comment
  RSA354885  Antirrhinum nuttallianum subsp. subsessile C. Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA188086  Apiastrum angustifolium R. F. Thorne 1966-4-28 36213 Los Angeles Santa Catalina Island: on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon 274 Comment
  UC450885  Apiastrum angustifolium Fay A. MacFadden 1931-3-25 22 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon 335 Comment
  UCR187127  Apiastrum angustifolium A. C. Sanders 2006-5-16 32319 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UC1122906  Apiastrum angustifolium Jerome S. Horton 1939-5-16 540 Los Angeles 1/4 mi se of San Dimas Resevoir (California Forest and Range Experiment Station, San Dimas Canyon); California Forest and Range Experiment Station, San Dimas Ca 457 Comment
  RSA669297  Apium graveolens LeRoy Gross 2002-6-22 664 Los Angeles Devils Canyon: Canyon drains south side of mountains. North of Topanga Canyon Blvd. and the 118 freeway Comment
  UCD127232  Apium graveolens Larry DeBuhr; Gary Wallace 1972-9-4 718 Los Angeles San Clemente Island, below barracks at Wilson Cove. 457 Comment
  POM175417  Apocynum cannabinum Joseph A. Ewan 1930-6-23 2650 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  RSA747273  Apocynum cannabinum R. G. Swinney 2005-8-22 8522 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, fork of Devils Punchbowl Canyon 1220 Comment
  RSA0016905  Apocynum cannabinum Woodward 1933-11 s.n. Los Angeles El Segundo Comment
  POM371  Aquilegia formosa Ludden s.n. Los Angeles San Antonio Canyon, San Gabriel Mountains. Comment
  UCR209424  Aquilegia formosa R. G. Swinney 2008-9-13 9453 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  LA210046  Arabis glabra var. glabra Martha Hilend; 1951-3-5 Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  RSA0129312  Arabis gracilipes Seacord s.n. Los Angeles West Mojave Comment
  UCR202535  Arabis platysperma R. G. Swinney 2001-8-9 8022 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  RSA250333  Arabis platysperma var. platysperma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42255 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2407 Comment
  RSA606988  Arabis pulchra var. pulchra L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge. 1432 Comment
  RSA447461  Arabis sparsiflora var. californica M. D. Proctor 1944-4-9 827 Los Angeles Santa Anita Canyon Comment
  UCR202694  Arceuthobium californicum R. G. Swinney 2001-8-11 8044 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  CAS-BOT-BC23588  Arctostaphylos crustacea June Giddings no date on label s.n. Los Angeles Mount Lowe, Pasadena High School Comment
  RSA626675  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15786 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626723  Arctostaphylos glandulosa Jon E. Keeley 22065 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on road to Pacifico Mountain. 2000 Comment
  RSA626771  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16017 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  RSA631304  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21996 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  SFV2638  Arctostaphylos glandulosa K. A. Wilson 1963-5-5 1294 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  SBBG125333  Arctostaphylos glandulosa subsp. cushingiana A. Parikh, N. Gale 2010-6-29 3375 Los Angeles W Fork San Gabriel River, 0.4 km S of Cogswell Reservoir, just E of W Fork Red Box Rd 825 Comment
  POM367282  Arctostaphylos glandulosa subsp. mollis Fay A. MacFadden 1931-3-15 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA631299  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21989 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  UC1120280  Arctostaphylos glandulosa subsp. mollis P. L. Johannsen 1934-2-19 293 Los Angeles ne San Fernando Pass; Santa Susana Quadrangle Comment
  POM292906  Arctostaphylos glauca Lyman Benson 1945-1-20 11593 Los Angeles North Fork San Gabriel River 915 Comment
  RSA631576  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15964 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631592  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15859 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631598  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15607 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631614  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15855 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631621  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15774 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631673  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20213 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA724710  Arctostaphylos glauca K. Dobry 1992-2-16 d- 1043 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  POM367288  Arctostaphylos glauca var. glauca Anstruther Davidson 1907-11 1784 Los Angeles Ynez Canyon, Santa Monica Range. Comment
  RSA610553  Arctostaphylos parryana L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Devils Canyon near Bear Creek Divide. 1706 Comment
  RSA634693  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20341 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634743  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20613 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.3 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1705 Comment
  RSA635077  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20330 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635152  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20527 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635158  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20279 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  UCR202518  Arctostaphylos patula R. G. Swinney 2001-8-9 8019 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  UCR141368  Arctostaphylos pungens R. G. Swinney 1997-8-19 5814 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  UCSB9380  Arctostaphylos pungens Wedberg, Lee 1954-3-22 Los Angeles Near Vincent Comment
  UCR129659  Arenaria douglasii F. R. Fosberg 1931-4-29 S- 04721 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCR147281  Arenaria macradenia Orlando Mistretta 1992-8-20 772 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  UCR190125  Arenaria nuttallii subsp. gracilis R. G. Swinney 1998-8-27 6802 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, above Coldwater Canyon 2652 Comment
  UCR271523  Argemone munita R. G. Swinney 2011-5-31 14914 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
  UC483207  Aristida adscensionis L. R. Abrams and I. L. Wiggins 1931-7-6 364 Los Angeles vicinity of Mosquito Harbor San Clemente Island Comment
  RSA657208  Artemisia californica Joseph M. Keefe 2001-1-19 30993 Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  RSA706907  Artemisia californica Gary D. Wallace, M. Wallace 1985-3-2 2180 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  SBBG109148  Artemisia californica S. A. Junak 1997-10-20 SCl 968 Los Angeles coastal slopes just S of southernmost cyn in Bryce Cyn complex Comment
  UCR143127  Artemisia californica Louis Greata 1900-9-2 s.n. Los Angeles Southern Coast, near Inglewood 61 Comment
  SEINET231399  Artemisia californica Leila M. Shultz 1981-10-14 Los Angeles CULTIVATED; Los Angeles County: Rancho Santa Ana Botanic Garden, Claremont. 101 Comment
  UC892573  Artemisia douglasiana F. R. Fosberg 1931-7-11 S 5381 Los Angeles Cape Canyon Santa Catalina Island, Cape Canyon 220 Comment
  POM49717  Artemisia douglasiana L. R. Abrams 1901-08 2181 Los Angeles Ballona Creek. Comment
  RSA417278  Artemisia douglasiana Louis Greata 1900-9-23 s.n. Los Angeles Eagle Rock. Comment
  SFV18422  Artemisia douglasiana anonymous s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  SFV21463  Artemisia douglasiana L. Gross 2001-9-1 444 Los Angeles Verdugo Mountains North side of mountains. Small side canyon off of La Tuna Canyon Road just west of locked gate of Hostetter Mountain Way. Near canyon bottom. 488 Comment
  RSA228866  Artemisia dracunculus R. F. Thorne 1971-6-26 40636 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  UCR191257  Artemisia ludoviciana R. G. Swinney 1999-7-28 7576 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  POM145714  Asclepias californica L. R. Abrams 1927-4-30 11712 Los Angeles Antelope Valley between Fairmont and Neenach. Comment
  RSA401380J  Asclepias californica Anstruther Davidson 1893-7-4 s.n. Los Angeles Rock Creek. Comment
  UC1123500  Asclepias californica A. D. Gifford 1935-8-11 708 Los Angeles 2 1/2 mi s Neenach; Tejon Quadrangle Comment
  LA50701  Asclepias eriocarpa J. A. Ewan; Carl Epling 1993-7-7 7595 Los Angeles 426 Comment
  RSA595619  Asclepias eriocarpa L. C. Wheeler 1970-8-30 s.n. Los Angeles San Gabriel Mountains. Messenger Flat. 1768 Comment
  CATA1914  Asclepias fascicularis John J. Mack 2014-6-12 Los Angeles Santa Catalina Island: Starlight Beach 0 Comment
  POM121839  Asclepias fascicularis Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout valley Comment
  CATA3270  Asparagus aethiopicus Ben Dion, Julia Parish 2017-1-19 002 Los Angeles Santa Catalina Island: Landscaping pot by Airport Nature Center 484 Comment
  RSA187954  Aspidotis californica Robert F. Thorne 1966-4-28 36211 Los Angeles Santa Catalina Island: on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon 274 Comment
  UC42406  Aspidotis californica W. H. Brewer 1880-12-22 Los Angeles Santa Monica Comment
  RSA0115952  Aster greatae D. E. Bramlet 2011-8-26 4943 Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Big Tujunga Reservoir. 662 Comment
  LA31684  Aster subulatus var. ligulatus Henry J. Thompson; 1959-11-23 3004 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, Lower Franklin Canyon Reservoir, NE shore. 167 Comment
  NY621863  Astragalus brauntonii G. T. Hastings 1942-6-9 s.n. Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR51006  Astragalus didymocarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7757 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA415471  Astragalus didymocarpus var. dispermus Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  LA210439  Astragalus douglasii T. R. Huggins; 2013-7-29 13- 243 Los Angeles SAN BERNARDINO MOUNTAINS, Angeles National Forest, Big Pines Hwy, ca. 0.7 mi W of the junction with the Angeles Crest Hwy (Hwy 2). 1915.0 Comment
  UCR184100  Astragalus douglasii A. C. Sanders 2007-4-13 33405 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  RSA593775  Astragalus gambelianus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8556 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  UCR153325  Astragalus gambelianus A. C. Sanders, T. B. Salvato 2005-4-26 29733 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  RSA0107890  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 SCa- 593 Los Angeles Santa Catalina Island. N of Airport Road, ca. 0.15 miles from main road, near abandoned road to ridge with whitley's Peak. 427 Comment
  RSA680175  Astragalus lentiginosus var. variabilis Scott D. White 2003-6-8 9507 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  SD139598  Astragalus miguelensis Jon Rebman, Jonathan Dunn 1996-4-29 3103 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  UC284260  Astragalus miguelensis P. A. Munz 1923-4-8 6606 Los Angeles nw coast San Clemente Island; nw coast San Clemente Island Comment
  RSA557854  Astragalus preussii var. laxiflorus D. Charlton 1992-5-13 s.n. Los Angeles 100 yards north of the South Base well fields water tower, Edwards AFB 701 Comment
  UCR198573  Astragalus preussii var. laxiflorus David Charlton 1992-5-13 s.n. Los Angeles Western Mojave Desert, Edwards Air Force Base, 100 yards north of the South Base Well Fields water tower 701 Comment
  CAS-BOT-BC193348  Astragalus tener var. titi LeRoy Abrams 1903-4-12 3251 Los Angeles Near Hyde Park Comment
  CDA31248  Astragalus trichopodus M. O'Brien 2010-5-16 s.n. Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  RSA415741  Astragalus trichopodus var. lonchus I. M. Johnston 1917-4-11 965 Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  CAS-BOT-BC194075  Astragalus trichopodus var. lonchus Robert F. Thorne; C. W. Tilforth 1971-6-17 39970 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  POM156307  Astragalus trichopodus var. lonchus L. R. Abrams 1903-3-8 3109 Los Angeles Near Inglewood. Comment
  UC565995  Astragalus trichopodus var. phoxus A. D. Gifford 1935-3-15 462 Los Angeles 4 1/2 mi sw Red Mountain; Tejon Quad., sw of Red Mountain Comment
  CAS-BOT-BC200837  Astragalus trichopodus var. trichopodus F. M. Reed 1909-7-2 s.n. Los Angeles Pebbly Beach - Catalina Island 15 Comment
  RSA482794  Athysanus pusillus L. C. Wheeler 1934-3-6 2398 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  SBBG130744  Athysanus pusillus S. A. Junak 2000-3-31 SCa 1145 Los Angeles above head of Cape Cyn, ca. 0.1 mi E of rd to Cape Cyn Reservoir, just W of main rd 377 Comment
  SFV12422  Atriplex californica D. L. Koutnik 1978-4-28 412 Los Angeles Point Dume near Zuma Beach. On ocean bluff. 46 Comment
  UC1234615  Atriplex californica Peter H. Raven 1962-4-9 17158 Los Angeles near barracks (Wilson Cove, San Clemente Island); San Clemente Island, Wilson Cove 60 Comment
  POM307320  Atriplex canescens subsp. canescens Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2219 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  SEINET3930683  Atriplex canescens subsp. canescens Steve Boyd, L. Raz 1996-10-14 9040 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Ague Dulce Canyon Road.; 0 671 Comment
  SBBG65415  Atriplex canescens var. canescens R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  POM50707  Atriplex confertifolia A. D. E. Elmer 1902-06 3691 Los Angeles Lancaster. Comment
  RSA711444  Atriplex covillei LeRoy Gross 2005-5-19 2309 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
  CAS-BOT-BC170117  Atriplex lentiformis Le Roy Abrams 1901-8-1 2189 Los Angeles Santa Monica Comment
  UC850843  Atriplex leucophylla F. R. Fosberg 1931-5-18 S 4894 Los Angeles Little Harbor , Little Harbor (Santa Catalina Island) 2 Comment
  CAS-BOT-BC180945  Atriplex nummularia Carl B. Wolf 1931-12-30 2634 Los Angeles Playa del Rey 30 Comment
  RSA642088  Atriplex phyllostegia Orlando Mistretta, Mark Elvin 1995-3-30 s.n. Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  SD252314  Atriplex prostrata Steven A. Junak 1999-7-16 Sca 1057 Los Angeles Santa Catalina Island: Just inland from mouth of Cottonwood Canyon, N side of creekbed. 6 Comment
  LA94372  Atriplex semibaccata Norman A. Cole; May 1964 347 Los Angeles Santa Monica Mountains, Point Mugu Beach, just W of Point Mugu, No. 10 0 Comment
  RSA344530  Atriplex watsonii F. C. Boutin 1967-4-23 1626 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  UC1234797  Atriplex watsonii Peter H. Raven 1962-7-10 17950 Los Angeles near w shore San Clemente Island due w Wall 2; near w shore San Clemente Island Comment
  RSA0076961  Avena barbata R. G. Swinney 2010-5-19 12831 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
  RSA177769  Avena barbata R. F. Thorne, Percy C. Everett 1965-5-11 34587 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  RSA649002  Avena fatua Scott Lowe 1991-4-20 10 Los Angeles San Gabriel River channel, about 100 m. south of Valley Boulevard bridge, city of El Monte. Comment
  UC1109342  Avena fatua Peter H. Raven 1962-4-9 17133 Los Angeles Wilson Cove San Clemente Island (near barracks) 60 Comment
  SEINET6082852  Avena fatua Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  LA206325  Azolla filiculoides Peter H. Raven; Henry J. Thompson 1959-10-18 14676 A Los Angeles Santa Monica Mountains, N arm of Malibu Lake 220 Comment
  CAS-BOT-BC68352  Azolla filiculoides Joseph Cook (Rev.) Nevin 1904-5-1 s.n. Los Angeles Los Angeles River Comment
  RSA232625  Baccharis salicifolia Larry E. DeBuhr, Gary D. Wallace 1972-9-2 692 Los Angeles San Clemente Island: base of canyon 1.5 miles north of Eel Point. 30 Comment
  SEINET774602  Baccharis salicifolia T. Reeves, S. Jordan 1975-5-18 R- 2646 Los Angeles San Gabriel Mts., 0.9mi NE of La Canada on Hwy 2 Comment
  SBBG109139  Baccharis salicina S. A. Junak 1997-10-28 SCl 980 Los Angeles N side of San Clemente Island Ridge Rd, just N of Triangulation Pt "Rest", between the forks of Mosquito Cyn 408 Comment
  RSA355901  Bassia hyssopifolia R. F. Thorne 1975-9-4 47383 Los Angeles Santa Catalina Island: Fisherman s Cove; campus of USC Marine Science Center. Comment
  SBBG70034  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles ca. 0.5 mi S of San Fernando Comment
  UC68606  Berberis nevinii H. M. Hall July, 1905 6715 Los Angeles along SPRR a few mi se Fernando Comment
  UC854628  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  RSA355918  Beta macrocarpa R. F. Thorne 1975-9-4 47384 Los Angeles Santa Catalina Island: Fisherman s Cove; campus of USC Marine Science Center. Comment
  POM21358  Bidens laevis Fordyce Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles. Comment
  UCR132312  Bidens pilosa John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  CAS-BOT-BC101992  Bidens pilosa J. H. Thomas s.n. Los Angeles Pasadena near Colorado St. and Lake Ave. Comment
  SFV670  Bloomeria crocea K. A. Wilson 1961-4-22 1150 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  UC1375444  Bloomeria crocea Gary D. Cromwell and David W. Wheat 1971-5-14 631 Los Angeles Mystic Canyon San Gabriel Mts., Angeles National Forest (se-facing slope w of canyon mouth, 2 mi ne of Glendora) 411 Comment
  UC1537190  Bloomeria crocea Gordon H. True Jr. 1935-5-16 290 Los Angeles Bouquet Canyon; mouth, n slope 457 Comment
  RSA482644  Boechera arcuata Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
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Feb 15 2016
  SBBG72277  Boechera arcuata R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  SFV16115  Boechera arcuata J. M. Kneitel 1995-4-9 20 Los Angeles San Gabriel Mountains 75 m off of Angeles Forest Highway, 0.5 miles north of junction with Angeles Crest Highway. 950 Comment
  RSA678202  Boechera californica V. Soza, LeRoy Gross 2001-4-24 1178 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam. 762 Comment
  RSA0128794  Boechera californica Percy C. Everett, E. K. Balls 1958-4-25 22955 Los Angeles San Antonio Dam, 4 miles N of Claremont Comment
  POM6980  Bowlesia incana P. A. Munz, L. T. Street, G. Williams 1919-4-19 2471 Los Angeles Lone Hill, San Dimas. Comment
  SBBG70951  Boykinia rotundifolia E. Rockwell -May-1922 998 Los Angeles Big Dalton Cyn 883 Comment
  SBBG128295  Brassica nigra A. Cheung, D. Kasang, S. Lawrence-Gomez, M. Zou, S. Raray 2011-7-1 17 Los Angeles Deer Valley Trail 42 Comment
  UCR175282  Brassica nigra Jennifer H. Jones 2006-5-27 339 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns, South Hills Park Glendora. east of Grand Avenue and south of Alosta Avenue 244 Comment
  RSA482919  Brassica rapa F. R. Fosberg 1931-5-14 S- 11872 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA482932  Brassica rapa Freda Detmers 1930-1-18 s.n. Los Angeles In vacant lot, Verdugo near Glendale. Comment
  RSA708641  Brassica rapa Scott D. White, Brian Leatherman 2005-3-18 10799 Los Angeles City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  SEINET10626303  Brassica rapa Heidi H. Schmidt 1999-10-14 Schmidt 3815 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA482915  Brassica rapa Tom Burch 1940-3-2 s.n. Los Angeles Playa Del Ray. At nearly sea level. Comment
  UCR153948  Brassica tournefortii A. C. Sanders 2005-5-11 30203 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
  POM351113  Brickellia californica Anstruther Davidson 1889-09 2006 Los Angeles Los Angeles Comment
  LA31690  Brickellia nevinii Peter H. Raven; 1959-10-25 14703 Los Angeles Santa Monica Mountains, Encinal Canyon, Mulholland Hwy, 4.4 mi NE of Pacific Coast Hwy 243 Comment
  POM187682  Brickellia nevinii Joseph A. Ewan 1930-10-10 3534 Los Angeles along Sturtevant Trail. 610 Comment
  RSA0021440  Brodiaea capitata Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  CATA1199  Brodiaea jolonensis Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2231 Los Angeles Santa Catalina Island: Just past gate (from Airport road) by road to Black Jack Camp 350 Comment
  RSA376789  Brodiaea terrestris subsp. kernensis Anstruther Davidson 1892-03 s.n. Los Angeles Sunnyside Los Angeles Comment
  UCR280892  Bromus berteroanus R. G. Swinney 2014-5-1 16311 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  SD31187  Bromus carinatus Edith Purer 1931-3-16 955 Los Angeles Palos Verdes Hills Comment
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Jul 11 2010
  UC1109348  Bromus carinatus var. carinatus Peter H. Raven 1962-4-9 17169 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 60 Comment
  RSA0112849  Bromus carinatus var. marginatus Steven A. Junak 1999-5-7 SCa- 895 Los Angeles Santa Catalina Island. Between Cape & Middle Ranch canyons, overlooking Cape Canyon Reservoir, conspicuous butte on ridge. 476 Comment
  RSA607581  Bromus catharticus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St.. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA0034975  Bromus catharticus P. R. Brown 1970-4-7 s.n. Los Angeles Canon de Lana. [county not specified] Comment
  CATA1056  Bromus diandrus Mark L. Hoefs 1995-5-10 1989 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA650414  Bromus diandrus David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Ave. near Irwindale Ave. Irwindale. Comment
  UC1922894  Bromus diandrus Valerie Soza, Miriam Sidibeh 2003-3-26 1615 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  SEINET251652 Image available Bromus grandis A. C. Sanders, Mark a. Elvin 2003-6-18 26960 Los Angeles Santa Susana Mountains, Western Transverse Range: private dirt road along crest of range, above Salt Cnyon (Semi Valley East 7.5 Q.: 975 Comment
  RSA151303  Bromus hordeaceus P. H. Raven 1962-5-8 17599 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 15 Comment
  SBBG128339  Bromus hordeaceus M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Ratay 2011-7-8 22 Los Angeles Deer Valley Trail 42 Comment
  SEINET4044474  Bromus hordeaceus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pepperdine University. 198 Comment
  SEINET4053285  Bromus hordeaceus A. Chase 1939-1 7254 Los Angeles San Clemente Island: Pyramid Cove. Comment
  UCR252777  Bromus hordeaceus R. G. Swinney 2010-3-10 11794 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  LA35611  Bromus hordeaceus A. K. Khudairi; 1951-5-16 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  CAS-BOT-BC162337  Bromus madritensis Peter H. Raven 1962-5-20 17780 Los Angeles Santa Catalina Island. Farnsworth Loop on summit road. 243 Comment
  UC2026501  Bromus madritensis subsp. madritensis Louis C. Wheeler 1975-6-8 s. n. Los Angeles SAN GABRIEL MOUNTAINS: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  CATA1124  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-23 2091 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  CATA702  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-10 1199 Los Angeles Santa Catalina Island: Avalon Canyon, near #7 tee of golf course and horse trail 97 Comment
  LA13837  Bromus madritensis subsp. rubens Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  SEINET7047900  Bromus madritensis subsp. rubens Steven R. Hill, Kate Kramer 2001-4-22 33348 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  CAS-BOT-BC162211  Bromus orcuttianus Timothy S. Ross 1994-6-23 8058 Los Angeles Liebre Mountains. Sawmill Mountain. North slope ca. 330 m southeast to 525 m east northeast of Sawmill Campground, descending northeast along a ridge at the head of west fork Devils Gulch. 1514 Comment
  POM296807  Bromus stamineus Lyman Benson 1947-4-30 12348 Los Angeles Indian Hill, Claremont. 427 Comment
  UCR273762  Bromus tectorum R. G. Swinney 2011-5-10 14635 B 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 629 Comment
  RSA743532  Caesalpinia spinosa Sara L. Crockett 1997-2-19 C- 65 Los Angeles Santa Catalina Island: Behind Kid Ventures building, lining parking lot (along margin of Las Casitas). 27 Comment
  SBBG13109  Cakile maritima E. R. Blakley 1962-10-5 5427 Los Angeles N of White's Landing 3 Comment
  LA200773  Calandrinia ciliata Alice Sven; 1931-3-7 sn Los Angeles 540 Comment
  RSA466537  Calandrinia ciliata Christopher Davidson 1973-4-6 1869 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  UCR219467  Calandrinia ciliata R. G. Swinney 2009-3-19 10150 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
  CAS-BOT-BC438406  Calandrinia ciliata Geo. B. Grant 1898-1-12 s.n. Los Angeles Pasadena Comment
  RSA466542  Calandrinia ciliata Thekla Mohr s.n. Los Angeles Los Angeles Comment
  RSA466548  Calandrinia ciliata Charles F. Seymour 1902-3-27 s.n. Los Angeles University Of Southern California, (college campus). Comment
  CAS-BOT-BC233942  Calandrinia maritima C. C. Parry 1881-3-1 713 Los Angeles Sta Monica Comment
  SEINET13387015 Image available Calocedrus decurrens R. G. Swinney 2011-1 15769 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  UCR256834  Calocedrus decurrens R. G. Swinney 2010-9-9 13761 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
  RSA127954  Calochortus albus H. J. Thompson 1959-4-19 1936 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  POM1718  Calochortus catalinae Le Roy Abrams 1901-4-3 1266 Los Angeles Santa Monica Mountains. Comment
  SD134562  Calochortus catalinae Craig Reiser 1989-3-23 Los Angeles Santa Monica Mountains, near Escondido Creek, grassy ridge. (IPB 2/08) Comment
  UC170827  Calochortus catalinae George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 126 a/1847 Los Angeles Santa Catalina Island Comment
  UCR223011  Calochortus kennedyi R. G. Swinney 2009-5-5 10628 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC132486  Calochortus plummerae Ernest Braunton 1901-6-5 131 Los Angeles Hills near Sherman Comment
  UCR238104  Calochortus weedii var. vestus Mark A. Elvin, Cathleen Weigand 2003-5-22 2897 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  SD187463  Calyptridium monandrum Valeria Soza, Laura Moore 2000-5-10 849 Los Angeles Verdugo Mountains, North side, Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park, Power road south of Verdugo Crestline Dr. 563 Comment
  UCR41716  Calyptridium monandrum G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCR118162  Calyptridium monospermum V. W. Steinmann 1996-6-17 916 Los Angeles San Gabriel Mtns., c. 1 km. (by air) SW of Mt. San Antonio, along Baldy Trail. 2850 Comment
  UCR241080  Calystegia fulcrata Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  UCR131528  Calystegia macrostegia Steve Heyn 2001-4-24 01 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, west slope of Crenshaw Canyon just south of Palos Verdes Drive North 30 Comment
  UCR270021  Calystegia macrostegia R. G. Swinney 2010-6-1 13094 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  CAS-BOT-BC215754  Calystegia macrostegia subsp. intermedia Alice Eastwood 1917-7-20 65518 Los Angeles Santa Catalina Island Comment
  RSA422202  Calystegia macrostegia subsp. intermedia Robin S. Collins 1973-4-30 245 Los Angeles San Gabriel Mountains, Angeles National Forest: Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 640 Comment
  RSA640248  Calystegia macrostegia subsp. intermedia R. F. Thorne, C. W. Tilforth 1971-4-9 41553 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  CATA300  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs 1973-6-5 320 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  UCR237988  Calystegia peirsonii D. E. Bramlet, Jennifer Pareti 2008-5-6 4257 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon, 832 m SE of Bouquet Canyon Rd. & 579 m south of Hayfork Rd. 488 Comment
  RSA756118  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-4-30 2576 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  POM13526  Camelina microcarpa F. W. Peirson 1922-7-7 3181 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA780996  Camissonia R. G. Swinney 2009-5-27 10908 Los Angeles South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  POM49671  Camissonia bistorta L. R. Abrams 1901-4-1 1232 Los Angeles Ballona Harbor. Comment
  RSA465678  Camissonia bistorta Albert J. Perkins 1915-10-31 s.n. Los Angeles Sierra Madre Mountains, Big Tujunga wash Comment
  UCR49747  Camissonia bistorta R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  POM32003  Camissonia bistorta C. F. Baker 1903-4-1 4119 Los Angeles Claremont. Comment
  RSA465672  Camissonia bistorta Robert Gustafson 1981-3-18 2126 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA465684  Camissonia bistorta H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills Comment
  RSA593417  Camissonia boothii subsp. decorticans Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8903 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA454724  Camissonia campestris subsp. campestris N. C. Cooper 1949-4-19 3607 Los Angeles Mojave Desert, Lancaster. 762 Comment
  RSA728335  Camissonia campestris subsp. campestris Gary D. Wallace 1982-4-17 1909 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA317013  Camissonia cheiranthifolia subsp. cheiranthifolia T. S. Elias, Walter Wisura 1984-7-27 8518 Los Angeles North of Malibu; Point Dume. Comment
  UCR214021  Camissonia graciliflora A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37979 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  RSA311278  Camissonia hirtella Robert F. Thorne 1969-7-2 38241 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sandy margin of East Fork of Alder Creek, Charlton Flat burn (of 1954) 1585 Comment
  POM177937  Camissonia hirtella Joseph A. Ewan 1931-3-21 4068 Los Angeles 1/4 miles below summit Saddle Peak. Santa Monica Mts. 732 Comment
  RSA448980  Camissonia hirtella Geo. L. Moxley 1916-5-31 328 Los Angeles [Sturtevant] Trail, San Gabriel Mts. Comment
  CDA38021  Camissonia kernensis T. C. Fuller 1962-4-1 8168 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA729006  Camissonia palmeri Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1966 Los Angeles Fort Tejon Road. Comment
  RSA639974  Camissonia strigulosa Louis C. Wheeler 1967-5-29 9775 Los Angeles Cow Canyon Saddle, [covered former dump]. 1378 Comment
  SEINET5344148  Camissoniopsis bistorta J. Barber 1897-3-28 100 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC160439  Camissoniopsis cheiranthifolia subsp. suffruticosa David B. Weissman 1974-8-19 s.n. Los Angeles Pt. Dume Comment
  JEPS89948  Camissoniopsis confusa Dean W. Taylor 1992-5-1 12492 Los Angeles 1 mi. e. Georges Gap (on Angeles Crest Hwy.); San Gabriel Mts. 1219 Comment
  UCD103605  Camissoniopsis pallida Kenneth A. Wilson 1961-3-16 1031 a Los Angeles Point Dume, summit of Birdview and Cliffside Drive. 38 Comment
  JEPS31580  Camissoniopsis pallida subsp. pallida Frank W. Peirson 1919-6-14 478 Los Angeles Rock Creek San Gabriel Mountains 1524 Comment
  UCR214663  Cardamine A. C. Sanders, Dan S. Cooper 2010-4-30 38134 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC37460  Cardamine californica John Thomas Howell 1928-2-9 3328 Los Angeles San Gabriel Mountains. Floor of Santa Anita Canyon. Comment
  UCR209606  Carex R. G. Swinney 2008-7-2 9144 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
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Sep 12 2018
  RSA735251  Carex alma Steve Boyd, Amber Maurice 2004-5-18 11336 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  UCR243028  Carex alma R. G. Swinney 2009-8-6 11527 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  RSA547423  Carex alma Timothy S. Ross 1992-5-17 6348 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River, just NE of Heaton Flat; 25 degrees NNE, 885m distant from East Fork Station 695 Comment
  CAS-BOT-BC32078  Carex multicaulis Ivan Murray Johnston 1917-7-15 1738 Los Angeles Day Canyon 1676 Comment
  CAS-BOT-BC32080  Carex multicaulis W. R. Dudley 1900-7-9 s.n. Los Angeles San Gabriel Peak. Comment
  UC128650  Carex spissa J. H. Barber 1898-7-3 795 Los Angeles Santa Monica Canyon Comment
  UC1587574  Carex spissa Tim Ross 1991-9-1 5894 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 426 Comment
  CAS-BOT-BC117318  Carex spissa George B. Grant 1904-5-5 6190 Los Angeles Arroyo Seca Canyon. Comment
  SD124369  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles San Clemente Island; east side of island next major drainageway and canyon southeast of Lemon Tank; at seasonal pool. Comment
  RSA402598  Carpobrotus edulis F. R. Fosberg 1930-6-23 S - 2976 Los Angeles Del Rey 2 Comment
  RSA600348  Castilleja affinis subsp. affinis Steve D. Boyd, Lauren Raz 1997-3-26 9382 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08. 1311 Comment
  UCSB45210  Castilleja affinis subsp. affinis Batson, J. 1979-3-10 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  UC1922669  Castilleja applegatei subsp. martinii Valerie Soza, Miriam Sidibeh 2003-3-26 1606 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, eastern end of Verdugo Crestline Drive. 625 Comment
  RSA523423  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2580 Los Angeles Along Angeles Crest Highway, ca. 3 1/2 miles below Charlton Flat junction, San Gabriel Mountains. 1494 Comment
  UCSB6028  Castilleja applegatei subsp. martinii B., K. 1943-6-14 Los Angeles Fern Springs, San Dimas Experimental Forest, San Gabriel Mountains Comment
  SBBG79305  Castilleja exserta F. R. Fosberg 1932-5-5 8107 Los Angeles hill N of Avalon 40 Comment
  SFV3410  Castilleja exserta H. L. Bauer 1941-4-20 635 Los Angeles El Segundo. Sand dunes. 30 Comment
  OBI49271  Castilleja exserta Alice R. Hinde 1884-1 s.n. Los Angeles Anaheim Comment
  JEPS10623  Castilleja exserta subsp. exserta W. L. Jepson 1939-4-21 19218 Los Angeles San Fernando Comment
  POM71679  Castilleja foliolosa Philip A. Munz, M. Hill 1925-3-16 9355 Los Angeles Cobal Canyon, north of Claremont. 518 Comment
  RSA400567  Castilleja foliolosa Robin S. Collins 1973-4-9 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon., ca. 1/2 - 1 mile into cyn. along pack trail 640 Comment
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Sep 17 2007
  RSA650923  Castilleja foliolosa Dolores Perez 1981-5-3 40 Los Angeles Ca Hwy 39, 2 miles S. of Morris Reservoir. Comment
  CAS-BOT-BC32533  Castilleja gleasoni Adolph Daniel Edward Elmer 1902-6-1 3659 Los Angeles Acton, Mt. Gleason Comment
  RSA350376  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles Southeast corner of San Clemente Island Comment
  CAS-BOT-BC243786  Castilleja hololeuca Alice Eastwood 1917-7-20 6511 Los Angeles Santa Catalina Island Comment
  POM4465  Castilleja linariifolia L. R. Abrams, E. A. McGregor 1908-7-1 524 Los Angeles Rock Creek. Desert slopes of San Gabriel Mountains. 1220 Comment
  JEPS81716  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles northern base Sawmill Mtn. (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  SBBG66918  Castilleja miniata subsp. miniata M. N. Ackley 1927-6-5 1036 Los Angeles Old Trail to Switzerland 731 Comment
  HSC20575  Castilleja minor subsp. spiralis C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  POM71664  Castilleja plagiotoma F. W. Peirson 1921-7-3 2727 Los Angeles Blue Ridge, south of Swartout Valley 2287 Comment
  RSA81476  Castilleja plagiotoma F. W. Peirson 1919-5-10 1148 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  SEINET3155948  Casuarina equisetifolia G. B. Grant 145 Los Angeles Pasadena Comment
  RSA590704  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd 1990-5-23 2633 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
  UCR108336  Caulanthus cooperi L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  RSA0040087  Caulanthus coulteri Sandra Leatherman, Jennifer S. Pareti 2014-4-17 2014 -5 Los Angeles Liebre Mountains region: Northern Los Angeles County; Castaic Lake area in the Grasshopper Canyon Watershed; East of Interstate 5 and west of the Castaic Lake Dam. 1370 Comment
  UCSB33636  Caulanthus heterophyllus Griesel, Wesley 1962-3-31 Los Angeles Cornell Post Office, Santa Monica Mts. 152 Comment
  CAS-BOT-BC39567  Caulanthus major Gale Sphon 1959-6-27 385 Los Angeles San Gabriel Mountains. Angeles National Forest. Big Rock Canyon. Icy Springs. Comment
  RSA706133  Ceanothus Orlando Mistretta 1992-8-20 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA25762  Ceanothus arboreus Carl B. Wolf 1941-6-24 10890 Los Angeles About 2 mi. from Avalon on road to the isthmus. Comment
  RSA398854  Ceanothus crassifolius George B. Grant 1903-1 2547 Los Angeles Mt. Lowe Comment
  SEINET3162608  Ceanothus hirsutus G. B. Grant 147 a Los Angeles Collected at Pasadena Comment
  RSA0022364  Ceanothus integerrimus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5118 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC1584041  Ceanothus integerrimus Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4031 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy, Tujunga Ranger District, westerly drainage that meets the canyon.); San Gabriel Mts., Angeles National Forest Comment
  RSA95404  Ceanothus integerrimus F. W. Peirson 1920-5-16 2138 Los Angeles Delta Canyon branch of Tujunga Canyon, west end of San Gabriel Mountains 518 Comment
  CAS-BOT-BC50567  Ceanothus leucodermis Timothy S. Ross 1993-6-1 7348 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chatry Flat and Hoegee Camp (on Winter Creek), 768 Comment
  RSA562545  Ceanothus leucodermis Steve Boyd, W. Appleby 1993-4-22 8001 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  UC870531  Ceanothus leucodermis I. W. Clokey, E. G. Anderson 1931-3-11 5340 Los Angeles San Gabriel Canyon 900 Comment
  UCR142077  Ceanothus leucodermis A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al 2003-4-30 26254 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA167795  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1964-2-6 33434 Los Angeles ENE slope of Black Jack Mt. above airport road, central part of Santa Catalina Island 457 Comment
  RSA545272  Ceanothus megacarpus var. insularis D. Propst, H. Hoefs 1973-2-3 17 Los Angeles Santa Catalina Island: Upper White's Landing Road Comment
  LA43630  Ceanothus megacarpus var. megacarpus Harlan Lewis; 1940-2-24 1069 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  CAS-BOT-BC50494  Ceanothus oliganthus Lester Rowntree 1938-3-8 s.n. Los Angeles Santa Susan Pass Comment
  SEINET13946029 Image available Ceanothus oliganthus E. K. Balls 1950-1 14448 Los Angeles La Crescenta at upper end of town, on highway; 1563 ft alt. 476 Comment
  RSA652100  Ceanothus oliganthus var. oliganthus Shlomo Gat 1959-4-9 20 Los Angeles Padua hill. Comment
  RSA719058  Ceanothus oliganthus var. oliganthus R. G. Swinney 1998-4-13 5957 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  RSA719641  Ceanothus oliganthus var. oliganthus R. G. Swinney 1998-3-14 5915 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  UC1070912  Ceanothus oliganthus var. oliganthus R. St. John 1930-2-14 94 Los Angeles Gavin Canyon Santa Susana quad. (Plot #23.) 609 Comment
  UCSB39355  Ceanothus oliganthus var. oliganthus Stone, M. 1977-5-29 Los Angeles 2.5 miles up Chantry Flats Road, San Gabriel Mtns. 518 Comment
  UCR97802  Ceanothus spinosus Scott D. White 1997-3-12 4763 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  SEINET13946094 Image available Ceanothus spinosus Lewis S. Rose 1955-1 55018 Los Angeles Hills north of Brentwood, Los Angeles Comment
  CAS-BOT-BC52497  Ceanothus vestitus Timothy S. Ross; Steve Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. Lake Hughes 7.5' USGS Quadrangle 1383 Comment
  CAS-BOT-BC281950  Centaurea benedicta Louis C. Wheeler 1932-6-14 825 Los Angeles P. E. R. R. near fairground, Pomona 259 Comment
  UC1776795  Centaurea diluta G. C. Fleischman 1952-6-9 s.n. Los Angeles corner of Antwerp and Imperial Aves., Los Angeles Comment
  RSA0069718  Centaurea melitensis Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 10 Los Angeles Santa Catalina Island. Deer Valley Trail. 22 Comment
  RSA659540  Centaurea melitensis Monica Acosta 1998-5-19 11 Los Angeles The Voorhi Ecological Reserve at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  SDSU6456  Centaurea melitensis R. M. Beauchamp 1967-6-2 562 Los Angeles Area half way between Eel Point and The San Dunes on east side of dirt road, San Clemente Island. 30 Comment
  SFV10206  Centaurium venustum J. G. Cuti 1978-6-20 s. n. Los Angeles About 0.5 miles off Santa Susana Pass Road on Box Canyon Road. Comment
  UCR189655  Centrostegia thurberi R. G. Swinney 1998-5-16 6058 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA607606  Cerastium fontanum subsp. vulgare L. C. Wheeler 1966-10-27 9096 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  CDA3346  Cerastium glomeratum T. C. Fuller 1962-4-1 8175 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  SD69472  Cerastium glomeratum Robert F. Thorne 1966-4-4 35759 Los Angeles Santa Catalina Island; southeast of Ballast Point and Catalina Harbor, Isthmus. 60 Comment
  LA38637  Cerastium glomeratum Henry J. Thompson; 1959-11-23 3008 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  SEINET10874101  Ceratonia siliqua Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4764 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  LA207878  Cercocarpus betuloides J. Sauer; M. Mathias 1976-3-4 5638 Los Angeles Santa Catalina Island, Blackjack Mountain Comment
  UCR17481  Cercocarpus betuloides J. L. Huber 1969-4-27 969 Los Angeles San Gabriel Mtns, Chilao, 1 mi north of Chilao Fire Station 1524 Comment
  CAS-BOT-BC135512  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1994-5-11 7811 Los Angeles Sawmill Mountain: W summit area ca 260-350 m SE of Sawmill Campground - Liebre Mountains 1621 Comment
  CAS-BOT-BC142166  Cercocarpus betuloides var. betuloides Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canyon [Canon] 609 Comment
  LA82108  Cercocarpus betuloides var. betuloides O. H. Kappler; 1941-3-15 130 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC212376  Cercocarpus betuloides var. blancheae G. B. Grant 1906-9-1 7164 Los Angeles Santa Catalina Island Comment
  UC1127892  Cercocarpus ledifolius var. ledifolius A. E. Wieslander April, 1928 21 Los Angeles Big Rock Creek Wash, Angeles National Forest Big Rock Creek Wash; Angeles National Forest, Big Rock Creek Wash 1188 Comment
  HSC18558  Cercocarpus montanus var. glaber C. E. Fellows 1965-4-13 43 Los Angeles 3.1 mi. SW of Old Topanga Rd on Mullholland Hwy., Santa Monica Mtns. Comment
  RSA190889  Cercocarpus traskiae Robert F. Thorne 1967-5-18 36872 Los Angeles Santa Catalina Island. Wild Boar Gully (Cercocarpus Arroyo) 168 Comment
  CAS-BOT-BC279530  Chaenactis artemisiifolia Geo. B. Grant 1904-6-15 166 Los Angeles Pasadena Comment
  UCR132318  Chaenactis glabriuscula John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  UCR165420  Chaenactis glabriuscula A. C. Sanders, Helen Kennedy 2005-4-13 29487 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
  UCR183985  Chaenactis glabriuscula A. C. Sanders 2007-4-19 33436 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  OBI16810  Chaenactis glabriuscula var. glabriuscula Wesley O. Griesel 1962-5-25 s.n. Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts 914 Comment
  RSA0061127  Chaenactis glabriuscula var. glabriuscula LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6831 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC53971  Chaenactis glabriuscula var. glabriuscula H. P. Chandler 1902-6-3 2008 Los Angeles Brush Canyon Cahuenga Peak, Brush Canyon Comment
  LA83502  Chaenactis glabriuscula var. lanosa O. H. Kappler; 1949-4-30 1846 Los Angeles sand dunes, between Del Rey and El Segundo Comment
  PASA2195  Chaenactis santolinoides Margaret Stason 1931-6-13 Los Angeles Buckhorn flats, San Gabriel Mts. Comment
  POM175384  Chaenactis santolinoides West 1930-7-12 s.n. Los Angeles Near north Baldy Peak. Comment
  RSA228859  Chaenactis santolinoides R. F. Thorne 1971-6-26 39991 Los Angeles Angeles National Forest:, Chilao Flat near entrance. 1616 Comment
  RSA777923  Chaenactis xantiana Orlando Mistretta, Christine Mistretta 2010-5-20 5152 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  UCR187186  Chaenactis xantiana A. C. Sanders 2006-4-21 32142 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  CAS-BOT-BC279712  Chaenactis xantiana John Thomas Howell 1928-5-25 3821 Los Angeles Ridge Route to Bakersfield, 22 miles s. of Lebec 1280 Comment
  SBBG106221  Chamaesyce maculata S. A. Junak 1990-11-9 SCl 144 Los Angeles N end of island, just SE of passenger terminal building at airfield 60 Comment
  RSA526481  Chamaesyce melanadenia T. S. Ross 1991-3-24 4321 Los Angeles Whittier Hills (Puente Hills, pro parte). 293 Comment
  RSA747337  Chenopodium R. G. Swinney 2005-8-5 8393 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  CLARK-A1528-2556  Chenopodium ambrosioides John C. Roos 1942-9-16 1726 Los Angeles Comment
  SBBG65288  Chenopodium berlandieri R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UCR223270  Chenopodium berlandieri R. G. Swinney 2009-8-19 11454 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  PASA2691  Chenopodium californicum Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA611051  Chenopodium californicum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  RSA725199  Chenopodium californicum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -69 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SBBG128436  Chenopodium californicum M. L. Hoefs 1995-5-16 2041 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  UCR86835  Chenopodium californicum Scott D. White 1995-4-27 2952 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
  RSA703175  Chenopodium fremontii Scott D. White 2004-8-11 10708 Los Angeles About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA229884  Chenopodium pratericola H. A. Wahl 1967-8-2 C 722 Los Angeles [Unspecified] Comment
  RSA478455  Chenopodium pumilio F. R. Fosberg 1931-5-24 S 4971 Los Angeles Alluvial fan, La Crescenta Comment
  UC527181  Chloris gayana Carl B. Wolf 1932-9-16 4121 Los Angeles Bryant Ranch Long Beach (on w side of San Gabriel River Flood Control, 1400 ft s of 7th St., Long Beach); w side of San Gabriel River Flood Control, Long Beach 3 Comment
  UCR61522  Chorizanthe leptoceras T. P. Krantz, Fred Hinshaw, Christi Perala 1988-5-3 s.n. Los Angeles Big Tujunga Canyon Wash, east of Foothill Blvd. crossing of wash. Site proposed for development of Los Angeles International Golf Course [built, =Angeles National G. Club] 384 Comment
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Oct 25 2015
  POM2186  Chorizanthe parryi var. fernandina L. R. Abrams 1901-4-4 1337 Los Angeles Chatsworth Park. Comment
  SBBG132189  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2014-5-11 2165 Los Angeles 1.4 km SE of Hwy 126, 1.9 km W of Interstae 5; N side of Santa Susana Mtns; Newhall Ranch 349 Comment
  CAS-BOT-BC244734  Chorizanthe staticoides A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mts. 1615 Comment
  CAS-BOT-BC244807  Chorizanthe staticoides R. C. Foster 1937-6-3 336 Los Angeles Mills Ave., Claremont Comment
  RSA756784  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-28 2537 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  JEPS48990  Chrysolepis sempervirens Joseph Andorfer Ewan 1934-8-9 8307 Los Angeles about Mount Williamson summit; Mount Williamson 2499 Comment
  UCR141362  Chrysothamnus nauseosus R. G. Swinney 1997-8-19 5810 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
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Jul 6 2021
  RSA606141  Chrysothamnus nauseosus subsp. consimilis L. C. Wheeler 1932-9-9 1366 Los Angeles San Gabriel Mountains: San Antonio Canyon. 1097 Comment
  UCR139125  Cirsium arvense L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Bluebird Truck Trail 450 Comment
  LA88558  Cirsium occidentale var. californicum O. H. Kappler; 1941-6-15 308 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0070681  Cirsium occidentale var. californicum R. F. Thorne, M. Z. Thorne 1967-6-25 37111 Los Angeles San Gabriel Mountains. Upper Evey Canyon. 823 Comment
  UCR51671  Cirsium occidentale var. occidentale Lyman Benson 1947-3-29 12286 Los Angeles Pacific slope, Indian Hill, City of Claremont 427 Comment
  UCSB7244  Cirsium occidentale var. occidentale Haller, Norman 1953-3-22 Los Angeles Santa Monica Mts., Mulholland Dr. near Sepulveda 457 Comment
  UC1922761  Cirsium vulgare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1350 Los Angeles Transverse Ranges; Verdugo Mountains region; Mesa Lila Rd., SE side of Henderson Canyon. 427 Comment
  RSA247428  Cistus ladanifer Jack Delaini 1974-5-9 197 Los Angeles a few plants scattered along S side of Johnstone Peak Rd. at head of canyon 853 Comment
  SBBG60272  Clarkia amoena M. N. Ackley -Aug-1925 744 Los Angeles Eagle Rock 182 Comment
  POM117877  Clarkia bottae Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM153209  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 44 Los Angeles On Ridge Route, 1.5 miles S of Lebec 1200 Comment
  RSA448255  Clarkia dudleyana Elbert Benjamine 1929-5-26 208 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  UC930754  Clarkia dudleyana C. F. Baker May 1904 4714 Los Angeles hills near Claremont Comment
  CAS-BOT-BC172005  Clarkia epilobioides H. D. Ripley; R. C. Barneby 1943-5-11 5199 Los Angeles Mint Canyon 822 Comment
  SBBG130884  Clarkia epilobioides S. A. Junak 1999-5-7 SCa 897 Los Angeles between Cape and Middle Ranch Cyns, overlooking Cape Cyn Reservoir, just W of conspicuous butte on ridge 475 Comment
  UC1871296  Clarkia heterandra T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3909 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon Comment
  UCR155388  Clarkia purpurea A. C. Sanders, T. B. Salvato 2005-5-24 30275 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  RSA29730  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1932-5-28 780 Los Angeles San Antonio Canyon, E side SE Hogback. 1280 Comment
  RSA670379  Clarkia purpurea subsp. quadrivulnera Bonnie C. Templeton 1931-5-17 1218 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  UC1293696  Clarkia purpurea subsp. quadrivulnera P. C. Everett and E. K. Balls 1959-6-2 23853 Los Angeles near Intersection of Mulholland Drive and road to Backus; Santa Monica Mts. 609 Comment
  SEINET4145651  Clarkia purpurea subsp. quadrivulnera G. Grant 1904-5-26 525 -6268 Los Angeles Pasedena Comment
  LA15498  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  RSA682668  Clarkia unguiculata LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1095 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UC1293684  Clarkia unguiculata P. C. Everett and E. K. Balls 1959-6-2 23838 Los Angeles 1 mi ne of entrance Stokes Canyon; Santa Monica Mts. 182 Comment
  RSA0117157  Claytonia parviflora A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31960 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  CAS-BOT-BC439512  Claytonia parviflora subsp. parviflora Timothy S. Ross; Darin Banks 1994-4-13 7548 b Los Angeles Liebre Mountains. Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 926 Comment
  RSA725141  Claytonia parviflora subsp. parviflora Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 62 A Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  SFV22006  Claytonia parviflora subsp. parviflora V. Soza, L. Gross, A. Munoz 2000-5-12 885 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. Northeast-facing slope alongside trail to fire road. 396 Comment
  RSA0019773  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2011-6-23 5755 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. 1680 Comment
  UCR276764  Claytonia perfoliata R. G. Swinney 2011-5-16 14744 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  CAS-BOT-BC439913  Claytonia perfoliata subsp. intermontana John Thomas Howell 1928-2-9 3330 Los Angeles Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  RSA65721  Claytonia perfoliata subsp. intermontana F. W. Peirson 1920-5-1 4685 Los Angeles Eaton Canyon, 0.25 mile above Idle Hour Camp. Comment
  SEINET13386995 Image available Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-1 15035 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 (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  SBBG98078  Claytonia perfoliata subsp. mexicana T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5386 Los Angeles Near-Death Cyn (draining to Mosquito Cove) in N fk; collection site is 2050' 44 deg. TN azimuth from "Rest" marker 292 Comment
  RSA650584  Claytonia perfoliata subsp. perfoliata P. A. Hall 1948-4-17 s.n. Los Angeles 5 mi. from Glendora up the Glendora Mt. Road. 518 Comment
  CAS-BOT-BC91378  Clematis lasiantha Geo. B. Grant 1904-5-19 6238 Los Angeles Mount Wilson. Soleal [?]. 1219 Comment
  CAS-BOT-BC91380  Clematis lasiantha Geo. B. Grant 1904-5-17 194 Los Angeles Mount Wilson, near Pasadena. Comment
  RSA386217  Clematis lasiantha Robert M. Perkins 1936-4-3 189 Los Angeles San Gabriel Canyon Comment
  RSA479514  Clematis lasiantha Steve Boyd, T. S. Elias 1987-4-14 2055 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA612196  Clematis lasiantha Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA650473  Clematis lasiantha T. Strid, K. Montgomery 1972-3-24 s.n. Los Angeles Angeles Crest Hwy. 610 Comment
  RSA762292  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-5-5 2654 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  RSA0087235  Clematis ligusticifolia R. G. Swinney 2010-9-13 13819 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA386249  Clematis ligusticifolia Edwin Kline 1924-8-31 s.n. Los Angeles San Fernando Valley Comment
  UCSB12510  Clematis ligusticifolia Breedlove, Dennis 1961-8-4 Los Angeles near Peavine Campground; 3 mi W of Wrightwood on Big Pines Highway; San Gabriel Mtns 1828 Comment
  LA32197  Clematis pauciflora Peter H. Raven; Henry J. Thompson 1958-10-11 13766 Los Angeles Santa Monica Mountains, Piuma Rd, 4.9 mi E of summit of Saddle Peak 365 Comment
  RSA177844  Cleome isomeris R. F. Thorne, Percy C. Everett 1965-5-11 34649 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island 61 Comment
  RSA440821  Cleome isomeris Ora M. Clark 1928-12-23 1385 Los Angeles Pallisades north of San Pedro. Comment
  CAS-BOT-BC423113  Cleomella obtusifolia Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  POM355814  Cnicus benedictus L. C. Wheeler 1933-9-26 2136 Los Angeles San Gabriel Canyon, San Gabriel Mts 365 Comment
  UCR264700  Collinsia bartsiifolia Mitch Provance, Callen Huff 2009-4-28 10734 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
  RSA0117477  Collinsia bartsiifolia var. davidsonii A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37952 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mi. SE (144 deg ) of Castac Lake, 1.7 mi. NE (43 deg ) of Gorman, just S of Kern Co. line. 1141 Comment
  UC50317  Collinsia bartsiifolia var. davidsonii H. M. Hall May 1 1902-May 3 1902 3062 a Los Angeles vicinity of Elizabeth Lake; Antelope Valley 1066 Comment
  UCR98228  Collinsia bartsiifolia var. davidsonii B. G. Pitzer 1996-4-20 2685 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA79814  Collinsia callosa F. W. Peirson 1923-5-25 3530 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  UCR19038  Collinsia callosa John C. Roos 1937-5-31 2032 Los Angeles San Gabriel Mtns., Below Big Pines Comment
  UCR223165  Collinsia callosa R. G. Swinney 2009-5-20 10813 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA802447  Collinsia heterophylla Orlando Mistretta, Jamie Reese 2011-7-28 6007 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  CAS-BOT-BC240942  Collinsia parryi Louis C. Wheeler 1934-4-6 2504 Los Angeles San Dimas Canyon 1/4 mi. above Dam, San Gabriel Mts. 426 Comment
  CAS-BOT-BC240956  Collinsia parryi Frank W. Peirson 1918-5-26 193 Los Angeles Toll Road to Mt. Wilson at Hennigers Flat, San Gabriel Mts. 868 Comment
  POM96987  Collinsia parryi Philip A. Munz 1925-4-23 9432 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0117387  Collinsia parryi F. W. Peirson 1925-4-23 5791 Los Angeles Forks of San Gabriel River. 534 Comment
  UCR179620  Colutea arborescens R. G. Swinney 1991-1 1597 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 335 Comment
  SBBG32152  Comarostaphylis diversifolia subsp. planifolia R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -253 Los Angeles upper Sweetwater Cyn Comment
  JEPS47848  Convolvulus simulans A. Davidson 1914-5-1 2964 Los Angeles near Point Fermin; San Pedro Comment
  RSA692076  Conyza coulteri A. C. Sanders, Mark A. Elvin 2002-8-28 25602 Los Angeles NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park 360 Comment
  UCR243022  Conyza floribunda R. G. Swinney 2009-8-6 11533 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  JEPS70072  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-30 2852 Los Angeles 10 air mi nw Castaic (Oak Flats Campground n of Whitaker summit) 640 Comment
  UC1348913  Cordylanthus rigidus subsp. setiger Robert F. Thorne and John Olmstead 1965-8-26 35405 Los Angeles Cabin Flat San Gabriel Mts., Angeles National Forest, Prairie Fork 1584 Comment
  CAS-BOT-BC287863  Coreopsis californica Ira L. Wiggins 1966-4-17 20602 Los Angeles Across valley to E of Alpine Butte WIldflower Sanctuary, N of Pearblossom, Mojave Desert Comment
  RSA670442  Coreopsis gigantea I. W. Clokey, B. C. Templeton 1929-03 4520 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
Read comments
Mar 6 2010
  CAS-BOT-BC105682  Corethrogyne filaginifolia Philip A. Munz 1947-9-18 12135 Los Angeles Mint Canyon Public Camp, northeast of Saugus 762 Comment
  CAS-BOT-BC105709  Corethrogyne filaginifolia Alice Eastwood 1917-7-20 6517 Los Angeles The Isthmus, Santa Catalina Island Comment
  UC729477  Corethrogyne filaginifolia Carl B. Wolf 1932-9-15 4080 Los Angeles opposite Glenwood's Cafe on Highway (9 1/2 mi above Saugus, Mint Canyon); Mint Canyon 457 Comment
  POM4626  Corethrogyne filaginifolia var. filaginifolia D. L. Crawford 1915-8-14 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  RSA603393  Coriandrum sativum L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: ca. 1/4 mile N of San Gabriel Blvd. Comment
  UCR182753  Cornus sericea var. sericea R. G. Swinney 1997-7-22 5713 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA483049  Cortaderia selloana George R. Johnstone 1929-10-6 s.n Los Angeles Madeville Canon Comment
  UCD112972  Cotoneaster pannosus Scott D. White 1997-5-21 5201 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom and adjacent slopes along unnamed dirt access road to gaughing stn. Below Morris Dam. 243 Comment
  UCR131423  Cotula coronopifolia Alison Lipman 1998-5-7 s.n. Los Angeles South Coastal Plains Region, Harbor Park, Harbor City 20 Comment
  LA200399  Crassula connata A. M. Johnson; 1934-3-16 4372 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA0073146  Crassula connata var. connata R. F. Thorne, James Hendrickson 1963-5-5 32307 Los Angeles Open, burned-over ridge top, Cobal Canyon, foothills of San Gabriel Mts. 4 mi. North of Claremont 518 Comment
  CAS-BOT-BC427961  Crassula tillaea A. C. Sanders 2003-3-14 25775 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel. 171 Comment
  UCR193172  Crepis nana R. G. Swinney 1999-8-14 7619 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 1.3 air mi. ESE of Upper Fish Fork Campground 2268 Comment
  SD69590  Crossosoma californicum Robert F. Thorne, P. Everett 1965-5-11 34632 Los Angeles Santa Catalina Island 89 Comment
  RSA479349  Croton californicus Louis Greata 1900-08 s.n. Los Angeles Sandy washes, W. Pasadena Comment
  RSA480565  Croton californicus F. R. Fosberg 1919-6-23 S- 2993 Los Angeles Del Rey. 1 Comment
  RSA612178  Croton californicus Damian Ross 1997-4-19 34 Los Angeles Bernard Biological Field Station, Claremont Colleges. W of Infirmary Rd. about 30 feet off the road, about halfway up. 412 Comment
  RSA639736  Croton californicus L. C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains: Ridge between mouth of Big & Little Dalton Canyon. 350 Comment
  UCD141970  Croton californicus Robert F. Thorne; C. W. Tilforth 1971-4-9 41541 Los Angeles San Gabriel Mts., Angeles National Forest. San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA480556  Croton californicus var. californicus Richard Arnold 1984-8-10 1030 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Area V3 Comment
  SBBG112933  Croton setiger S. A. Junak with K. Kirkland 1997-11-15 SCa 484 Los Angeles 1 mi N of Cactus Pk, at E end of conspicuous limestone ridge 387 Comment
  CAS-BOT-BC189521  Cryptantha circumscissa var. circumscissa Roxana S. Ferris 1918-6-12 937 Los Angeles 5 miles S of Lancaster Comment
  RSA0031378  Cryptantha clevelandii Louis C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  UCR68941  Cryptantha clevelandii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4253 A Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  IRVC26354  Cryptantha corollata A. C. Sanders, Mark A. Elvin 2003-4-16 26040 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  SBBG14259  Cryptantha intermedia M. A. Piehl 1962-6-10 62385 Los Angeles just E of Thirst 304 Comment
  SBBG96956  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4290 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  SD255673  Cryptantha intermedia Dan S. Cooper 2015-3-18 315 6 Los Angeles Los Angeles Basin/Western Transverse Range: Eastern Santa Monica Mountains.Hollywood Hills, at Hollwywood Bowl (Hollywood 7.5'Q) 155 Comment
  RSA252980  Cryptantha micrantha var. lepida R. F. Thorne 1973-4-20 43103 Los Angeles Mojave Desert slope: Mormon Rocks and Cajon Canyon 1037 Comment
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Aug 16 2013
  RSA647866  Cryptantha micromeres LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 237 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 548 Comment
  RSA17766  Cryptantha microstachys C. Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA479521  Cryptantha muricata Steve Boyd, Thomas Elias 1987-4-14 2058 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  RSA499702  Cryptantha muricata Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  RSA773289  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR271972  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-31 14907 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
  SBBG63799  Cryptantha muricata var. jonesii R. Hoffmann 1927-6-11 Los Angeles Ridge Route (US Hwy 99) Comment
  UCR47372  Cryptantha muricata var. muricata David Charlton 1986-6-15 227 Los Angeles San Gabriel Mtns, Angeles Crest Hwy, several miles north of Big Pine on shaded E-facing slope at the base of a roadcut 2134 Comment
  UCR190350  Cryptantha pterocarya var. pterocarya R. G. Swinney 2001-6-16 7979 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
  RSA0019770  Cryptantha simulans Orlando Mistretta, Christine Mistretta 2011-6-23 5752 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  SBBG131886  Cryptantha traskiae S. A. Junak, D. Wilken 1996-3-27 SCI 261 Los Angeles S of Eel Cove Cyn, on top of 2nd rocky headland 54 Comment
  UCR178171  Cupressus guadalupensis var. forbesii LeRoy Gross 2002-2-23 480 Los Angeles Los Angeles Basin; Verdugo Mountains, Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek to the main crest of the Verdugo Mtns 549 Comment
  CAS-BOT-BC224480  Cuscuta californica I. M. Johnston 1917-8-22 1686 Los Angeles San Antonio Mountains. Pine Mt. 2438 Comment
  LA212016  Cuscuta californica Duncan Bell; Caitlin Elam 2013-6-24 5239 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; East Fork of the San Gabriel River between Allison Gulch and Rattlesnake Canyon. 740.0 Comment
  RSA0048204  Cuscuta californica Carol Haines 1964-4-21 s.n. Los Angeles Santa Susanna Pass Road. 335 Comment
  SBBG5782  Cuscuta denticulata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA190906B  Cuscuta occidentalis R. F. Thorne 1967-5-18 36869 Los Angeles Santa Catalina Island, near Wild Boar Gully (Cercocarpus Arroyo) 229 Comment
  RSA305716  Cuscuta occidentalis Mark Hoefs 1973-5-21 306 Los Angeles Santa Catalina Island, first ridge beyond Benton Mine entry gate. 122 Comment
  LA210113  Cuscuta subinclusa T. A. Geissman; 1952-1 sn Los Angeles West Los Angeles Comment
  RSA70361  Cycladenia humilis var. venusta Joseph A. Ewan 1932-6-17 7237 Los Angeles Summit Mount Disappointment, San Gabriel Mts. 1828 Comment
  RSA0116342  Cylindropuntia californica var. parkeri R. G. Swinney 2010-10-5 13978 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  SBBG118151  Cylindropuntia prolifera F. R. Fosberg 1931-4-29 4733 Los Angeles Cottonwood Cyn 5 Comment
  RSA602822  Cynodon dactylon L. C. Wheeler 1932-9-5 1347 Los Angeles San Antonio Canyon, San Gabriel Mountains. 884 Comment
  SEINET10515372  Cynodon dactylon G. B. Grant 1904-5-10 Grant 133 Los Angeles Collected at Pasadena, southern California. Not poisoned. Bermuda Grass. Comment
  RSA598213  Cyperus eragrostis Sara L. Crockett, Mark Hoefs, Steven A. Junak, Gery Allan 1996-10-31 546 Los Angeles Santa Catalina Island. Haypress Reservoir. 457 Comment
  UCR209316  Cyperus eragrostis A. C. Sanders 2009-11-6 37222 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC57098  Cyperus esculentus Ernest Braunton Sept, 1902 671 Los Angeles L.A. River Comment
  UCR258690  Cyperus involucratus R. G. Swinney 2010-3-16 11919 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCD169671  Cyperus odoratus Louis C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. 116 Comment
  UCR272916  Cyperus odoratus Steven A. Junak 2000-10-12 SCa- 1409 Los Angeles Channel Islands, Santa Catalina Island, north side of Thompson Reservoir 195 Comment
  JEPS35191  Cystopteris fragilis J. A. Ewan 1932-6-16 7275 Los Angeles Tujunga Creek; San Gabriel Mts 1233 Comment
  RSA587983  Cystopteris fragilis Orlando Mistretta, Timothy S. Ross 1994-6-1 1291 Los Angeles San Gabriel Mountains, Santiago Canyon, Pacifico Mountain, near top of Santiago Canyon 1930 Comment
  IRVC29582  Datisca glomerata A. C. Sanders, Mark Elvin 2002-6-25 25283 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  RSA0015844  Datisca glomerata LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6206 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA0065715  Datisca glomerata Justin M. Wood 2011-7-7 4343 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA657297  Datura wrightii Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -8 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  RSA616156  Daucus pusillus Valerie L. Soza 1998-5-3 90 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  SBBG98668  Daucus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5188 Los Angeles Twin Dams, pond W of the two earthen dams 473 Comment
  UCR136826  Daucus pusillus John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  CAS-BOT-BC130915  Deinandra clementina Alice Eastwood 1917-7-20 6492 Los Angeles Santa Catalina Island Comment
  SBBG61025  Deinandra fasciculata R. Hoffmann 1928-7-7 Los Angeles 3 mi E of Saugus Comment
  SBBG98084  Deinandra fasciculata T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5111 Los Angeles 700 ft ENE of North Tank and 2300 ft W of Jack (not Jack Pt) 239 Comment
  UC303958  Deinandra fasciculata Geo. B. Grant 1901-9-1 1694 Los Angeles Pacific shore Comment
  CAS-BOT-BC131009  Deinandra minthornii Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pk. Comment
  CAS-BOT-BC9097  Delphinium cardinale Louis Cutter Wheeler 1947-6-27 6531 Los Angeles San Gabriel Mountains: San Gabriel Wash, 0.25 miles south of Arrow Highway Comment
  RSA0085303  Delphinium cardinale R. G. Swinney 2010-8-26 13599 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  UCR272851  Delphinium glaucum R. G. Swinney 2011-7-29 15561 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UC1031419  Delphinium parishii H. Lewis 1941-4-17 Los Angeles State Hwy 138 10 mi e Little Rock Comment
  RSA0033836  Delphinium parishii subsp. parishii Robert F. Thorne, M. Z. Thorne 1969-7-9 38550 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA162755  Delphinium parishii subsp. parishii J. D. Olmsted 1958-4-26 118 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  UC64118  Delphinium parishii subsp. parishii H. M. Hall June 1899 1243 Los Angeles San Antonio Mts. 1752 Comment
  UC56748  Delphinium parryi Avis Smith May 1899 1 Los Angeles Claremont 365 Comment
  SD69556  Delphinium parryi Robert F. Thorne, M. Z. Thorne 1966-6-2 36531 Los Angeles Santa Catalinabase of slope, Hay Press area 1399 Comment
  RSA191132  Delphinium parryi subsp. parryi Robert F. Thorne, M. Z. Thorne 1967-6-25 37116 -A Los Angeles San Gabriel Mountains: Evey Canyon, 716 Comment
  CAS-BOT-BC116260  Delphinium parryi subsp. parryi Alice Eastwood 1906-6-17 489 Los Angeles Blackman's Ranch, Santa Maria. Comment
  RSA0005325  Delphinium parryi var. montanum P. A. Munz 1923-5-26 6846 Los Angeles head of Vincent Gulch. 2012 Comment
  JEPS6107  Delphinium patens subsp. hepaticoideum Marcus E. Jones, A. M. 1882-5-2 3204 Los Angeles Pasadena Comment
  LA85584  Delphinium patens subsp. hepaticoideum Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, S of Tapia Ranch County Park. Comment
  POM230715  Delphinium patens subsp. hepaticoideum I. W. Clokey, E. G. Anderson 1935-5-9 6621 Los Angeles San Dimas Canyon Comment
  RSA783864  Delphinium variegatum subsp. thornei Bart O'Brien, Jason Koontz, Emma Havstad 2012-4-24 2012 -37 Los Angeles San Clemente Island. China Canyon. 375 Comment
  LA45836  Dendromecon rigida Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  RSA13813  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles Horse Flats, San Gabriel Mountains. 1677 Comment
  UCR126546  Descurainia obtusa subsp. adenophora Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  SBBG17040  Descurainia pinnata M. Vincent 1962-2-19 135 Los Angeles near Piuma Rd, 5 mi E of Malibu Cyn Rd Comment
  POM175491  Descurainia pinnata subsp. halictorum F. W. Peirson 1922-7-6 5329 Los Angeles Big Pines Camp 2088 Comment
  RSA662432  Descurainia sophia A. R. Roos 1954-3-4 s.n. Los Angeles 5001 Gaviota, Encino. Comment
  CATA2487  Desmazeria rigida Martin A. Piehl 1962-10-3 62501 Los Angeles Santa Catalina Island: Dry clayey soil at margin of Echo Lake 0 Comment
  PASA1626  Dicentra chrysantha Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  RSA0055987  Dichelostemma capitatum Richard G. Swinney 2010-3-22 12035 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 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
  HSC31658  Dichelostemma capitatum subsp. capitatum Thomas E. Higley 1974-4-20 22 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  SD215335  Dichelostemma capitatum subsp. capitatum Steve Boyd, Lauren Raz, et al 1997-4-1 9473 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 high power lines. 792 Comment
  UCSB10702  Dichelostemma capitatum subsp. capitatum Lloyd, Robert 1959-3-21 Los Angeles Mt. Range San Gabriel; San Dimas Canyon; Stream bed west of San Dimas Canyon Road 365 Comment
  CAS-BOT-BC208976  Digitaria ischaemum Geo. B. Grant 1906-8-9 7158 Los Angeles Pasadena Comment
  UCR124257  Digitaria ischaemum L. C. Wheeler 1966-10-27 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest; Rincon Ranger Station [Camp Rincon] 473 Comment
  SBBG105048  Diplacus puniceus T. Ross 1993-4-21 6840 Los Angeles major E-W ridge between "Carlos" and Cactus Pk 396 Comment
  RSA247978  Dithyrea californica R. F. Thorne, Gary D. Wallace 1973-4-24 43444 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope 915 Comment
  UC635067  Dodecahema leptoceras Frank W. Peirson 1925-4-19 5776 Los Angeles e of Pacoima bridge (on upper boulevard) Comment
  LA52240  Dodecatheon clevelandii Sharon Johnston; 1957-3-13 Los Angeles Westwood, UCLA campus. Faculty Hill 182 Comment
  RSA611637  Draba verna Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10119 Los Angeles Liebre Mountains region: North base of Liebre Mountain in the San Andreas Rift Zone, at the point where Cow Spring drainage crosses Pine Canyon Road., Near 34 deg 44' 10.1''N 118 deg 38' 36.9'' W. 1158 Comment
  CAS-BOT-BC157705  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1901-7-26 4468 Los Angeles Sturtevant's Camp Comment
  UC136479  Drymocallis glandulosa var. viscida LeRoy Abrams 1902-6-30 2585 Los Angeles Strains Camp San Gabriel mountains, Mt. Wilson (Mt. Wilson) Comment
  POM591  Drymocallis glandulosa var. wrangelliana D. L. Crawford 1915-6-30 s.n. Los Angeles Mountains above Claremont 2134 Comment
  LA200104  Dryopteris arguta Lawrence L. Kiefer; 1966-4-9 1832 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 3 mi N of Sunset Blvd. 274 Comment
  LA94246  Dryopteris arguta Lawrence L. Kiefer; 1966-3-26 1773 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  POM277170  Dryopteris arguta Lyman Benson 1945-2-16 11604 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  UC723805  Dryopteris arguta Joseph Andorfer Ewan 1933-6-17 10824 Los Angeles Temescal Canyon; Santa Monica Mts Comment
  UC811823  Dryopteris arguta I. W. Clokey and E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  RSA0065456  Dudleya abramsii Peter Gail 1961-05 s.n. Los Angeles Glendora Mountain Road, N. of Glendora. Comment
  CAS-BOT-BC109572  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1948-6-8 3086 Los Angeles Mouth of Winter Canyon, Malibu Beach. 76 Comment
  RSA423461  Dudleya densiflora Anstruther Davidson s.n. Los Angeles Mt. Islip. Comment
  SD123971  Dudleya lanceolata Jack Delaini, Barbara Shervanick 1974-5-23 220 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 519 Comment
  UCR180583  Dudleya lanceolata Scott D. White, Pam Devries 2006-5-10 11418 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  CAS-BOT-BC109675  Dudleya multicaulis Louis C. Wheeler 1934-4-27 2572 Los Angeles Marshall Creek, San Gabriel Mountains. 487 Comment
  CAS-BOT-BC109731  Dudleya virens subsp. hassei E. K. Balls 1932-5-11 19733 Los Angeles On point at west side of Fourth of July Cave, Santa Catalina Island. Comment
  UCR210237  Dysphania ambrosioides R. G. Swinney 2008-10-20 9655 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA0091682  Dysphania pumilio Bonnie C. Templeton 1967-8-1 10221 Los Angeles Clear Creek Forest Service Station at head of Clear Creek off Big Tujunga. Comment
  IRVC28757  Echinochloa colona A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25550 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  POM187516  Eclipta prostrata L. C. Wheeler 1933-9-25 2122 Los Angeles San Jose Hills: Puddingstone Dam 274 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
  RSA0107648  Eleocharis macrostachya R. G. Swinney 2011-6-23 15297 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  SEINET3929181  Eleusine indica Louis C. Wheeler 1946-8-22 6227 Los Angeles North Court of Allen Hancock's Foundation, University of Southern California. 36th Street and University Avenue.; 0 Comment
  SBBG59327  Elymus elymoides V. Duran 1933-7-9 3506 Los Angeles Horse Flats 1676 Comment
  RSA0127215  Elymus elymoides Louis C. Wheeler 1967-7-15 10071 Los Angeles Angeles National Forest. Southwest side of Mt. Waterman. Comment
  RSA0127704  Elymus elymoides Louis C. Wheeler 1967-7-15 10073 Los Angeles Angeles National Forest. Southwest side of Mt. Waterman. Comment
  RSA602804  Elymus elymoides subsp. californicus L. C. Wheeler 1967-9-13 10742 Los Angeles San Gabriel Mountains: West Baldy. 3041 Comment
  RSA0098771  Elymus elymoides subsp. elymoides R. G. Swinney 2011-7-8 15487 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA597388  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1990-6-18 3506 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  RSA729720  Elymus glaucus R. G. Swinney 1999-6-21 7347 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR143223  Elymus glaucus F. R. Fosberg 1931-7-12 S- 4853 Los Angeles Channel Islands, Santa Catalina Island, Hay Press 427 Comment
  UCR66662  Elymus glaucus L. C. Wheeler 1932-6-11 810 Los Angeles Thompson Wash 2 mi NE of La Verne 375 Comment
  SEINET10864623  Elymus glaucus Carl C. Epling, William Robison 1935-6-30 Epling s.n. Los Angeles North Fork, San Jacinto River. Comment
  LA13075  Elymus glaucus subsp. glaucus A. M. Johnson; 1932-5-30 4090 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mt. Cragg Canyon. 152 Comment
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Apr 22 2014
  RSA191115  Elymus glaucus subsp. glaucus R. F. Thorne, M. Z. Thorne 1967-6-25 37110 Los Angeles San Gabriel Mountains. Upper Evey Canyon. 823 Comment
  RSA0127509  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-7-18 10097 Los Angeles Yerba Buena Spring, Gold Creek of Little Tujunga [Canyon]. 1189 Comment
  CAS-BOT-BC204243  Elymus trachycaulus subsp. subsecundus Le Roy Abrams 1901-6-6 1735 Los Angeles Ballona Creek, Mesmer Comment
  CATA3076  Emmenanthe penduliflora Amy Catalano 2016-4-15 070 Los Angeles Santa Catalina Island: South side of exclosure 4A, halfway up hill to FAR fence from Grand Canyon, in small gully; southeast facing slope 434 Comment
  SEINET3156054  Emmenanthe penduliflora G. B. Grant 390 Los Angeles Pasadena Comment
  UC57039  Emmenanthe penduliflora W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCR155603  Emmenanthe penduliflora A. C. Sanders, T. B. Salvato 2005-4-26 29697 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
  LA1489  Emmenanthe penduliflora var. penduliflora Bruce Douglas Clayton; Greg Shaw 1920-4-11 90 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus, at head of canyon. 585 Comment
  CAS-BOT-BC131194  Encelia californica Edgar A. Mearns 1894-8-25 4067 Los Angeles San Clemente Island Comment
  CATA1162  Encelia californica Mark L. Hoefs 1995-5-30 2155 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  SBBG11600  Encelia californica P. H. Raven 1962-5-9 17659 Los Angeles rd just N of Guds 249 Comment
  SBBG12876  Encelia californica E. R. Blakley 1961-9-23 4752 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 3 Comment
  SFV3872  Encelia californica P. G. Kilburn 1958-3-1 629 Los Angeles Santa Monica Mountains Point Dume. West of Malibu overlooking Pacific. 5 Comment
  UC1587582  Encelia californica Tim Ross and Annette Ross 1991-9-7 5961 Los Angeles near crossing of Mulholland Highway and Yerba Buena Road (intermittent stream below hairpin turn in Mulholland Hwy); Santa Monica Mountains, Triunfo Pass Quadrangle 359 Comment
  UC557661  Encelia californica Nell Murbarger 1936-3-1 48 Los Angeles s end San Clemente Island Comment
  UCR182700  Epilobium R. G. Swinney 1997-8-6 5773 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  SD252358  Epilobium Steven A. Junak 1999-7-16 Sca 1055 Los Angeles Santa Catalina Island: Lower part of Cottonwood Canyon, below waterfall; in moist canyon bottom. 11 Comment
  RSA578131  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8327 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  CAS-BOT-BC166195  Epilobium canum subsp. canum Fordyce Grinnell, Jr. 1903-12-31 107 Los Angeles Mt. Wilson Trail, Santa Anita [Canon] Canyon 457 Comment
  POM187613  Epilobium canum subsp. canum Joseph A. Ewan 1929-4-12 3479 Los Angeles Van Tassel Canyon above Azusa. Comment
  RSA0115992  Epilobium canum subsp. canum R. G. Swinney 2010-8-11 13496 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA588436  Epilobium canum subsp. canum M. B. Dunkle 1939-11-24 7340 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  JEPS8607  Epilobium canum subsp. latifolium Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4194 Los Angeles along creek 2 mi s (above) Sycamore Camp Ground; San Gabriel Mountains, South Fork Little Rock Creek 1280 Comment
  UCR223169  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-22 11322 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCR204421  Epilobium ciliatum R. G. Swinney 2001-9-15 8182 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UCR258891  Epilobium ciliatum R. G. Swinney 2010-8-16 13524 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SEINET6087563  Equisetum arvense Unknown 1946-10-26 6389 Los Angeles San Gabriel Mountains. San Gabriel Canyon. 0.8 mi upstream from mouth. North side. Comment
  RSA247422  Equisetum hyemale var. affine Jack Delaini 1974-4-5 36 Los Angeles Lodi canyon, San Dimas Experimental Forest, Angeles National Forest. 457 Comment
  RSA598589  Equisetum laevigatum L. C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  SBBG131700  Equisetum telmateia subsp. braunii S. A. Junak 1999-9-10 SCa 1096 Los Angeles Middle Ranch Cyn, inland from Ben Weston Beach (Mills Landing) 91 Comment
  LA210782  Equisetum telmateia subsp. braunii Arthur C. Gibson; 2004-3-10 5010 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, along nature trail in bottom of canyon. 146 Comment
  SD81665  Equisetum telmateia subsp. braunii Louis C. Wheeler 1931-5-10 Los Angeles San Antonio Mountains, San Dimas Canyon 455 Comment
  RSA639606  Equisetum telmateia var. braunii L. C. Wheeler 1932-6-12 818 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  RSA568563  Eragrostis Geo. L. Moxley 1919-3-29 683 Los Angeles 39th Street near Compton Ave Comment
  SBBG56821  Eragrostis mexicana R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCR127643  Eremalche exilis A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26140 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA421548  Eremocarpus setiger Fay A. MacFadden 1931-06 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA421542  Eremocarpus setiger Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  UCD98131  Eremogone macradenia Susan Hutchinson 1930-6-11 s.n. Los Angeles Mohave Desert, near Lancaster. 731 Comment
  CHSC3693  Eriastrum Mary Mac Arthur 1966-5-12 14 Los Angeles Low Rafael Hills-Glendale College. Comment
  UCR190381  Eriastrum R. G. Swinney 2001-6-2 7964 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, plateau on east side of Cruthers Creek, 1.3 mi. south of Devils Punchbowl Rd. 1402 Comment
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May 3 2012
  RSA0106908  Eriastrum densifolium subsp. austromontanum R. G. Swinney 1998-9-4 6896 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  UCR126223  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-22 140 Los Angeles Mojave Desert/San Gabriel Mtns., County Hwy S4 (204th St. East), 7.4 km south of Hwy 138, northern mouth of Grandview Canyon, along west side of Hwy S4 1396 Comment
  SD197852  Eriastrum densifolium subsp. elongatum R. G. Swinney 2005-8-22 8513 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, lower Holcomb Canyon. 1280 Comment
  UC143012  Eriastrum densifolium subsp. elongatum Katharine Brandegee Los Angeles Ravenna Comment
  JEPS69094  Eriastrum pluriflorum Katharine Brandegee May 1909 Los Angeles Lancaster Mohave Desert Comment
  UC457329  Eriastrum sapphirinum Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA0121825  Eriastrum sapphirinum subsp. dasyanthum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1093 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  SBBG127063  Eriastrum sapphirinum subsp. dasyanthum A. Parikh, N. Gale 2011-6-11 3451 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1190 Comment
  CAS-BOT-BC514982  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1903-7-20 3345 Los Angeles Claremont Comment
  RSA0121262  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley 1917-5-30 s.n. Los Angeles Eagle Rock. Comment
  RSA0121276  Eriastrum sapphirinum subsp. dasyanthum Jim Reutzel 1994-5-29 70 Los Angeles Only at higher elevations in open, disturbed areas. North of the reservoir, up the hill, near the fence. Hills behind Cal Poly Pomona University Health Center. Comment
  RSA0121289  Eriastrum sapphirinum subsp. dasyanthum F. R. Fosberg 1930-7-3 S- 3105 Los Angeles San Gabriel River, El Monte. Comment
  RSA0121818  Eriastrum sapphirinum subsp. dasyanthum R. F. Thorne, C. W. Tilforth 1971-6-17 39963 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR281297  Eriastrum sapphirinum subsp. sapphirinum R. G. Swinney 2014-4-18 16120 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  POM70001  Ericameria cooperi Marcus E. Jones 1925-5-4 s.n. Los Angeles Near Lancaster Comment
  CAS-BOT-BC131685  Ericameria cooperi var. cooperi P. C. Everett; E. K. Balls 1959-5-22 23803 Los Angeles 13.6 miles southeast of Elizabeth Lake 548 Comment
  SBBG62823  Ericameria cooperi var. cooperi R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  UC1118695  Ericameria cooperi var. cooperi H. A. Jensen 1933-5-18 301 Los Angeles opposite mouth of Aliso Canyon Tujunga Quadrangle Comment
  RSA773981  Ericameria cuneata R. G. Swinney 2009-7-22 11320 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  CAS-BOT-BC286760  Ericameria cuneata var. cuneata Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles Mt. Waterman - San Gabriel Mts. - near Pasadena 2590 Comment
  LA200216  Ericameria ericoides J. Sauer; Linda Newby 1977-2-6 5928 Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach 9 Comment
  RSA549801  Ericameria linearifolia Wandalee Thompson 1964-4-16 28 Los Angeles Summit of Johnson hill grade between Lake Elizabeth and Quartz Hill. 1067 Comment
  RSA587231  Ericameria linearifolia Orlando Mistretta 1994-5-11 1177 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  UC1118749  Ericameria linearifolia H. A. Jensen 1933-5-9 294 Los Angeles Shoemaker (Valyermo) Rock Creek Quadrangle, Shoemaker (Valyermo) Comment
  SEINET3146539  Ericameria monactis H. M. Hall, H. P. Chandler 1906-6-11 7389 Los Angeles near Lancaster; S CA Comment
  POM359432  Ericameria palmeri var. pachylepis George R. Johnstone 1931-10-24 14026 Los Angeles Santa Susanna Mts. 915 Comment
  POM359438  Ericameria palmeri var. pachylepis E. A. Purer 1933-10-7 5583 Los Angeles El Segundo. Comment
  LA203689  Ericameria parishii var. parishii Carl Epling; November 1941 sn Los Angeles Glendora Road Comment
  POM359447  Ericameria parishii var. parishii Theodore Payne 1910-09 2756 Los Angeles San Gabriel River near Fellow's [Follows] Camp. Comment
  UC1595333  Ericameria parishii var. parishii Tim Ross and Orlando Mistretta 1992-7-24 6742 Los Angeles nne of Strawberry Peak (between Colby Ranch and w branch of Wickiup Cyn stream); San Gabriel Mts 1207 Comment
  UC934019  Ericameria parishii var. parishii H. L. Cogswell 1951-9-1 122 Los Angeles 0.75 mi e Big Dalton Dam (Keril Canyon-Lodi Canyon divide, e edge of Plot 1); San Gabriel Mts., Keril Canyon, Lodi Canyon 883 Comment
  UC68941  Erigeron foliosus var. foliosus H. M. Hall 1905-7-1 6714 Los Angeles Fairmount Antelope Valley, Fairmount 853 Comment
  UC31478  Erigeron foliosus var. franciscensis J. H. Barber 1897-4-9 Los Angeles Santa Monica Canon Comment
  UCR186793  Eriodictyon crassifolium Gary Kovnat, LeRoy Gross 2003-2-16 20 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 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
  UCD168359  Eriodictyon crassifolium var. crassifolium J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CAS-BOT-BC376121  Eriodictyon crassifolium var. nigrescens Marck Menke 2002-3-29 133 Los Angeles San Gabriel Mts., Glendora Mountain Road at a pullout on the north side of Glendora Mountain, southeast of the intersection with Glendora Ridge Road Comment
  POM308220  Eriodictyon crassifolium var. nigrescens Henry J. Ramsey, Henry J. Ramsey 1938-5-13 2982 Los Angeles Ridge Route, between Castaic and Gorman. Comment
  RSA305933  Eriodictyon crassifolium var. nigrescens Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1215 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA654026  Eriodictyon crassifolium var. nigrescens Valerie L. Soza, Laura Moore 2000-5-10 836 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. 595 Comment
  RSA712186  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26199 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA717026  Eriodictyon crassifolium var. nigrescens Gary Kovnat, LeRoy Gross 2003-2-16 20 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SBBG65149  Eriodictyon crassifolium var. nigrescens R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  UCR276817  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-21 12885 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  CAS-BOT-BC188950  Eriodictyon parryi Geo. B. Grant 1904-6-26 4266 Los Angeles [Mount Lowe?] Comment
  SEINET10497049  Eriodictyon traskiae Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4804 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  SBBG65117  Eriodictyon trichocalyx Mr. Tracy -Oct-1936 Los Angeles Mt Wilson Comment
  SDSU6042  Eriodictyon trichocalyx D. F Howe 1947-5-5 1530 Los Angeles Pallet Creek, North side of San Gabriel Mts. Comment
  SFV16677  Eriodictyon trichocalyx P. Wilson, J. M. Albert 1996-6-12 3436 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  UCD119317  Eriodictyon trichocalyx Richard Bates 1949-5-8 s.n. Los Angeles Big Tujunga Canon. Comment
  RSA589240  Eriodictyon trichocalyx var. trichocalyx Tim S. Ross 1990-6-8 2906 a 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
  SBBG61806  Eriogonum angulosum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UCR173890  Eriogonum angulosum Scott D. White, J. Wood 2005-9-22 11227 Los Angeles Liebre Mtns, Tapia Canyon: c. 2 air mi east of the Interstate 5/Old Ridge Rt. junction 457 Comment
  HSC94026  Eriogonum baileyi var. baileyi Steve Boyd, T. S. Ross, L. Moore, Valerie Soza 1997-7-8 10008 Los Angeles SE flank of Liebre Mtn., along ridge dividing Fish Cyn. and Bear Cyn. drainages, NE of Atmore meadows, along rough dirt track following old fuel break. 1524 Comment
  POM158207  Eriogonum baileyi var. baileyi P. A. Munz, I. M. Johnston 1928-9-4 11165 Los Angeles 5 miles NW of mouth of Big Rock Creek. 1067 Comment
  UCR256564  Eriogonum baileyi var. baileyi Anuja Parikh, Nathan Gale 2011-6-24 3501 Los Angeles Transverse Ranage; San Gabriel Mountains, south of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 1.3 km south of Monte Cristo Creek 1390 Comment
  RSA393107  Eriogonum brachyanthum Anstruther Davidson 1901-8-1 1477 Los Angeles Rock Creek [Los Angeles or Ventura County]. Comment
  UC6578  Eriogonum cinereum W. H. Brewer 1860-12-21 80 Los Angeles Sierra Santa Monica Comment
  CAS-BOT-BC242764  Eriogonum davidsonii Louis C. Wheeler 1933-10-22 2191 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  RSA393176  Eriogonum davidsonii Roy R. Snelling 1977-4-18 10 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  UCR270258  Eriogonum davidsonii R. G. Swinney 2011-7-7 15438 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA771898  Eriogonum deflexum var. baratum R. G. Swinney 2009-5-5 10627 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  RSA755614  Eriogonum elongatum R. G. Swinney 2008-9-9 9324 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  LA200760  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .6 Los Angeles 259 Comment
  RSA292657  Eriogonum elongatum var. elongatum James Henrickson 1972-11-2 8083 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 372 Comment
  UCD99959  Eriogonum elongatum var. elongatum J. N. Hogue; J. Dilley 1999-8-11 148 .2 Los Angeles Verdugo Mountains, La Tuna Canyon, along tributary on south side of canyon. 550 Comment
  RSA393405  Eriogonum fasciculatum var. foliolosum Adele G. Axtman 1931-7-15 s.n. Los Angeles Low hillside near Devil's Gate Dam, Pasadena Comment
  RSA393409  Eriogonum fasciculatum var. foliolosum Lester H. Cushman 1933-6-4 s.n. Los Angeles Glendale 488 Comment
  UCSB68625  Eriogonum fasciculatum var. foliolosum Gross, LeRoy 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region: 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
  SD262354  Eriogonum fasciculatum var. polifolium R. G. Swinney 2014-4-10 16060 Los Angeles San Gabriel Mountains: SW of Littlerock, north foot of mountains on desert slope, south side of CA Aquaduct 100-400 m east of Cheseboro Rd (Palmdale 7.5'Q) 901 Comment
  UCSB10619  Eriogonum fasciculatum var. polifolium Gill, Robert 1959-2-25 Los Angeles San Gabriel Mtn Range; about 50 ft from stream in lower San Dimas Cyn 365 Comment
  UC77570  Eriogonum giganteum J. W. Toumey 1894-9-3 Los Angeles Catalina Island Comment
  SEINET10479805  Eriogonum giganteum var. giganteum Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4778 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
  POM180174  Eriogonum gracile var. gracile Joseph A. Ewan 1931-10-11 5243 Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  RSA617169  Eriogonum gracile var. gracile LeRoy Gross 1998-9-18 62 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway 366 Comment
  RSA680179  Eriogonum gracillimum Scott D. White 2003-6-8 9500 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  SBBG12089  Eriogonum grande var. grande E. R. Blakley 1961-9-25 4747 Los Angeles between Isthmus Harbor and Fishermen's Cove 6 Comment
  RSA587209  Eriogonum maculatum Orlando Mistretta, Christine Mistretta 1995-5-2 1663 B Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  RSA597733  Eriogonum maculatum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3750 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  SD134401  Eriogonum mohavense Craig Reiser 1988-8-17 Los Angeles Western periphery of Lancaster, west side of freeway Comment
  UCR270252  Eriogonum molestum R. G. Swinney 2011-10-10 15735 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA755592  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-7-15 9231 Los Angeles Cloutburst Summit, north of Hwy 2 and west of Winston Peak trail 2140 Comment
  CAS-BOT-BC269772  Eriogonum nudum var. pauciflorum John Thomas Howell 1947-7-18 23410 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC266935  Eriogonum parishii R. G. Swinney 2008-7-24 9274 Los Angeles Waterman Mounain, San Gabriel Mtns. 2450 Comment
  RSA420653  Eriogonum plumatella Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA0081128  Eriogonum thurberi R. G. Swinney 2010-6-29 13386 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center. 305 Comment
  RSA424975  Eriogonum thurberi G. R. Johnstone 1926-4-15 s.n. Los Angeles San Francisquito Canyon. Comment
  CAS-BOT-BC262858  Eriogonum thurberi Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., Cajon Pass Comment
  RSA776326  Eriogonum trichopes R. G. Swinney 2009-4-29 10604 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CAS-BOT-BC268168  Eriogonum umbellatum var. minus Wesley O. Griesel 1963-7-16 838 Los Angeles Baldy Notch, San Gabriel Mts. 2377 Comment
  POM175396  Eriogonum umbellatum var. minus Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  RSA703179  Eriogonum umbellatum var. munzii Scott D. White 2004-8-11 10713 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  UC6465  Eriogonum umbellatum var. munzii Harvey M. Hall 1895-8-12 216 Los Angeles S. Antonio Mts. 2133 Comment
  RSA226988  Eriogonum umbellatum var. subaridum Robert F. Thorne 1971-8-25 41238 Los Angeles below summit of Mt. Hawkins 2652 Comment
  POM4907  Eriophyllum confertiflorum Jos. Burtt Davy 1896-5-13 2302 Los Angeles Antelope Valley. Comment
  RSA167691  Eriophyllum confertiflorum R. F. Thorne 1964-2-7 33451 Los Angeles Santa Catalina Island. E of Avalon on Road to Pebbly Beach 8 Comment
  UC1871278  Eriophyllum confertiflorum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3995 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UCR223467  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10940 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA547471  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Orlando Mistretta 1992-7-24 6766 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  UCR200154  Eriophyllum confertiflorum var. confertiflorum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 817 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  RSA92659  Eriophyllum confertiflorum var. confertiflorum Joseph A. Ewan 1936-8-9 10027 Los Angeles 1/2 mi. N of Bald Flat on Blue Ridge, San Gabriel Mountains. 2530 Comment
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Dec 18 2014
  SBBG89131  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7767 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  SEINET7063087  Eriophyllum pringlei A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  UCR186975  Eriophyllum pringlei A. C. Sanders 2006-4-10 31992 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
  UCR194842  Eriophyllum pringlei R. G. Swinney 1999-5-1 7093 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  SEINET7047924  Eriophyllum wallacei Steven R. Hill, Kate Kramer 2001-4-22 33374 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  CDA4364  Erodium botrys L. C. Wheeler 1947-4-13 6467 Los Angeles 1/4 mile upstream from Rosemead Boulevard near El Monte, Rio Hondo. 0 Comment
  RSA0113439  Erodium botrys Steven A. Junak 1999-5-21 SCa- 965 Los Angeles Santa Catalina Island. At ridge just E of KBRT Radio Station, along S side of Airport Road, plant stop, on E side of KBRT Valley. Next to road. 445 Comment
  RSA657644  Erodium botrys Mary C. Hunter 1994-5-25 20 Los Angeles Altadena foothills; Top of Lake Ave; East of Lake Ave. Comment
  SD69660  Erodium brachycarpum Robert F. Thorne, Reed Rollins, et al. 1967-3-18 36750 Los Angeles Santa Catalina Island, lower end of Bulrush Canyon. 182 Comment
  UCR274992  Erodium cicutarium Michael Honer, Mary Ann Hasskamp 2006-4-19 2211 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  RSA0042676  Erodium cicutarium Laura Moore, Jean Moore 1999-4-25 029 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  LA200512  Erodium moschatum Carl Epling; M. Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM12313  Erodium moschatum F. L. Robinson 1921-5-9 77 Los Angeles Claremont. Comment
  RSA390924  Erodium moschatum H. L. Bauer 1929-3-15 s.n. Los Angeles Long Beach. Comment
  UC284273  Erodium moschatum P. A. Munz 1923-4-9 6665 Los Angeles e coast San Clemente Island Comment
  CAS-BOT-BC40783  Erysimum capitatum Le Roy Abrams 1901-4-1 1339 Los Angeles Chatsworth Park. Comment
  RSA746641  Erysimum capitatum R. G. Swinney 2008-4-11 8657 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA773616  Erysimum capitatum R. G. Swinney 2009-6-24 11237 Los Angeles summit of Granite Mountain 1988 Comment
  OBI35915  Erythranthe cardinalis J. & B. Semple, B. Semple 1981-8-14 19 Los Angeles E of Kratka Ridge, along crk 2134 Comment
  CAS-BOT-BC402731  Eschscholzia caespitosa C. F. Baker 1904-4-22 4180 Los Angeles Monrovia Comment
  RSA433650  Eschscholzia californica F. R. Fosberg 1931-5-6 4802 Los Angeles Santa Catalina Island. Cape Canyon. 10 Comment
  UCR178619  Eschscholzia californica R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon, 'Owl Flats 473 Comment
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Jul 26 2010
  POM125701  Eschscholzia californica var. peninsularis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC5934  Eschscholzia picta Samuel Bonsal Parish 1887-6-1 1952 Los Angeles San Francisquito Canyon, Los Angeles Co. Comment
  RSA612172  Eucrypta chrysanthemifolia Valerie L. Soza, J. Gural 1997-4-10 33 Los Angeles Bernard Field Station of the Claremont College, NW corner of Mills Ave and Foothill Blvd. 412 Comment
  UCR155382  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato 2005-5-24 30281 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  UCR197188  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 681 Los Angeles Transverse Range: Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  JEPS33741  Eulobus californicus I. W. Clokey and B. C. Templeton 1930-4-8 5357 Los Angeles San Francisquito Canyon 800 Comment
  UCR258817  Eulobus californicus R. G. Swinney 2010-5-25 12972 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UC1971462  Euphorbia albomarginata Louis C. Wheeler 1946-8-27 6266 Los Angeles SAN GABRIEL MOUNTAINS: Shoemaker Canyon just north of Pallett Ranch by side of Pear Blossom Highway. Comment
  UCR241707  Euphorbia maculata Dan S. Cooper 2012-9-6 912- 63 Los Angeles Los Angeles Basin, West Los Angeles College, Culver City, along College Blvd. 43 Comment
  LA34243  Euphorbia peplus Peter H. Raven; 1959-10-9 14612 Los Angeles University of California, West Los Angeles 129 Comment
  RSA432451  Euphorbia peplus F. R. Fosberg 1931-4-10 s- 4530 Los Angeles Santa Catalina Island, Avalon. 8 Comment
  RSA599357  Euphorbia peplus L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; Brown School for Girls, vicinity of stables. 335 Comment
  SEINET13383997 Image available Euphorbia peplus R. G. Swinney 2010-1 12325 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA214616  Euphorbia peplus Joseph A. Ewan 1932-2-20 7022 Los Angeles Mandeville canyon, at Administration bldg. Santa Monica Mtns. Comment
  RSA617156  Euphorbia peplus Scott D. White 1996-4-13 3930 Los Angeles Geneva Avenue: N of San Jose, S of Arrow Highway, W of Indian Hill, E of Towne. 323 Comment
  RSA762298  Euphorbia peplus Orlando Mistretta, Christine Mistretta 2008-5-6 2665 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  UCD142465  Euphorbia peplus Robert F. Thorne; P. C. Everett 1964-2-7 33442 Los Angeles Santa Catalina Island; in Avalon. Comment
  UCD142469  Euphorbia peplus Robert F. Thorne 1970-3-6 39415 Los Angeles Santa Catalina Island; Indian Rock in Emerald Bay. 15 Comment
  UCSC000451  Euphorbia serpillifolia I. J. Condit 2008-7-27 s.n. Los Angeles near Bodger Seed Farm Bodger Seed Farm - Gardena Comment
  CATA3134  Euphorbia spathulata Sarah Ratay 2010-6-3 122 Los Angeles Santa Catalina Island: Wild Boar Gully exclosure, southern end 173 Comment
  IRVC29588  Euphorbia spathulata A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26149 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  UCSB3592  Euphorbia spathulata Beach, Kay 1943-5-11 Los Angeles Woods trail about 1 mile above Dalton; San Dimas Exp. Forest Comment
  UCR56591  Euphorbia terracina A. C. Sanders 1988-5-18 7832 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  SFV7065  Euthamia occidentalis T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  SD139305  Extriplex californica Jon Rebman, Jonathan Dunn 1996-4-29 3121 Los Angeles San Clemente Island: Eel Cove, coastal flats near Eel Point on west side of island 10 Comment
  SBBG32077  Festuca arundinacea R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -205 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  UCR187223  Festuca microstachys var. ciliata A. C. Sanders 2006-4-18 32109 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UCR272603  Festuca myuros R. G. Swinney 2011-6-7 15067 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  UCR200026  Festuca octoflora var. hirtella Valerie Soza, Susan Caplow 2003-4-11 1632 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 Comment
  SBBG13323  Festuca perennis M. A. Piehl -Jun-1962 62375 Los Angeles Navy base at Wilson Cove 38 Comment
  CAS-BOT-BC502101  Ficus microcarpa R. E. Riefner, Jr. 2014-7-13 14 -243 Los Angeles City of San Pedro, W side of S. Harbor Blvd at W. Santa Cruz St. 6 Comment
  RSA0010777  Ficus retusa A. C. Sanders 1987-12-4 7441 Los Angeles El Segundo Dunes, immediately W of Los Angeles Int. Airport and Pershing Dr. 30 Comment
  RSA158210  Filago arizonica Peter H. Raven 1962-5-9 17652 Los Angeles San Clemente Island, along road just north of Guds. 250 Comment
  RSA393716  Filago californica F. R. Fosberg 1931-4-15 4630 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA616270  Filago californica Scott D. White, Pam De Vries 1998-5-15 6500 Los Angeles Soledad Canyon Area; Liebre Mts. Proposed quarry area N of Soledad Canyon Road, S of I-14 freeway, E of Bee Canyon and W of Agua Ducle Canyon. 579 Comment
  RSA674665  Filago californica Scott D. White, Kent Hughes 2000-5-17 7887 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA678211  Filago californica Valerie L. Soza, LeRoy Gross 2001-4-18 1137 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 fire area, between Little Santa Anita and Santa Anita Canyons. 671 Comment
  UCR7106  Filago californica Barbara T. Gittins 1968-2-24 4266 Los Angeles Channel Islands, Santa Catalina Island, near Isthmus, near watertower 72 Comment
  RSA656193  Filago californica Joseph M. Keefe 1978-6-2 23302 Los Angeles Verdugo Mountains: 40 m north of Mountain Street, 70 m west of Glendale Freeway (California Highway 2), Glendale College, Glendale, San Rafael Hills. 300 Comment
  RSA590595  Filago gallica Timothy S. Ross, Walter Appleby 1993-5-20 7184 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  RSA453790  Foeniculum vulgare F. R. Fosberg 1931-7-9 S- 5362 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  SEINET13943013 Image available Forestiera pubescens Susan W. Hutchinson 2015-1 332 Los Angeles Bouquet Canyon at the Newhall end. Comment
  CAS-BOT-BC52564  Frangula californica subsp. californica Alice Eastwood 1906-5-27 135 Los Angeles Laurel Canyon Comment
  POM158276  Frankenia grandifolia M. B. Dunkle 1928-5-12 1923 Los Angeles Santa Catalina Island: Empire Landing 61 Comment
  RSA678915  Frankenia salina Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. 5 Comment
  UC55882  Frankenia salina Ernest Braunton May 1902 310 Los Angeles Gardena Comment
  PASA19  Fraxinus dipetala Sally Ellis 1939-5-12 Los Angeles San Dimas Canyon Comment
  RSA171933  Fremontodendron californicum Robert F. Thorne 1963-7-11 32790 Los Angeles along gully of S-facing slope near Pine Canyon Station of U.S. Forest Service, Angeles National Forest. Comment
  PASA567  Fritillaria biflora Margaret Stason 1932-3-15 Los Angeles Wooded Hillside near Glendora Comment
  POM177948  Fritillaria biflora E. Peterson 1931-3-21 4074 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  RSA164822  Galium andrewsii subsp. intermedium Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  LA208353  Galium angustifolium A. Handsheigel; 1920-5-17 sn Los Angeles Little Rock Creek Comment
  RSA0020296  Galium angustifolium subsp. angustifolium Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5123 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA600475  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-4-30 9603 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA602320  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-6-17 9940 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  RSA682662  Galium angustifolium subsp. angustifolium LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1082 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
  HSC19778  Galium angustifolium subsp. angustifolium David Porter 1965-5-11 Los Angeles Simi Hills, 1 mi. N of Chatsworth 351 Comment
  JEPS40558  Galium angustifolium subsp. angustifolium Lauramay T. Dempster 1964-1-27 3981 Los Angeles Dark Canyon Angeles Crest Highway 716 Comment
  RSA708106  Galium angustifolium subsp. gabrielense Gary D. Wallace 1985-5-30 2198 Los Angeles Monrovia, 0.25 mi. E of Sawpit Dam. Comment
  UC1348982  Galium angustifolium subsp. gabrielense Robert F. Thorne, M. Z. Thorne 1967-7-19 37168 Los Angeles above Crystal Lake Recreation Area; San Gabriel Mts., Angeles National Forest, Big Cienega Sprin 1981 Comment
  RSA0089852  Galium angustifolium var. angustifolium Dean Wm. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction, Road 1N36. 868 Comment
  RSA584969  Galium angustifolium var. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-1 2759 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  POM7060  Galium aparine var. echinospermum L. T. Street, P. A. Munz, G. Williams 1919-4-5 2440 Los Angeles Puddingstone Canyon. San Dimas. 274 Comment
  UCR147716  Galium californicum subsp. flaccidum Valerie Soza, Et al. 2000-6-28 1037 Los Angeles San Gabriel Mountains, Northwestern extension of Pine Mountain, 0.1 mi east of jct. with Rincon Red Box Road (FSR 2N24.2) and road to Pine Mountain (FSR 2N24A) along fire road 1280 Comment
  UCR143194  Galium catalinense R. F. Thorne, D. Propst 1973-2-12 42480 Los Angeles Channel Islands, Santa Catalina Island; Ironwood Gully on slopes of hill east of Isthmus above Banning House 183 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
  RSA202668  Galium grande Lauramay T. Dempster, G. Ledyard Stebbins 1964-1-26 3975 Los Angeles Hillside above Chantry's Flat, San Gabriel Mountains. Altitude ca. 2200 feet. 671 Comment
  RSA656932  Galium grande Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1054 Los Angeles San Gabriel Mountains: East of White Saddle, above Cold Springs Canyon. 1.54 miles east of junction of Van Tassel Truck Trail (FS Road 1N36) and Silver Fish Road (FS Road 1N29), along Silver Fish Road (FS Road 1N29). 854 Comment
  RSA495554  Galium hallii S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 353 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  UCR150587  Galium hallii Orlando Mistretta 1994-8-4 1453 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Horse Canyon shooting area 2972 Comment
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Apr 23 2019
  SD251291  Galium hilendiae Duncan S. Bell, Caitlin Elam 2013-7-11 5349 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; on a trail above Vicent Gulch. 1997 Comment
  JEPS114008  Galium johnstonii Timothy S. Ross 1992-7-17 6724 Los Angeles San Gabriel Mountains: ca 300 m W of the summit of Condor Peak. Comment
  RSA585533  Galium porrigens var. porrigens Tim S. Ross 1992-4-21 6225 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  SDSU10622  Galvezia speciosa R. M. Beauchamp 1967-3-19 312 Los Angeles Behind (south of) Wilson Cove Pier. San Clemente Island. Comment
  UCR276920  Gamochaeta pensylvanica R. G. Swinney 2011-3-29 14246 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
  CAS-BOT-BC303403  Gamochaeta ustulata Carl B. Wolf 1932-5-10 3513 Los Angeles Santa Catalina Island: Avalon Canyon, above the last almond orchard 121 Comment
  CAS-BOT-BC186345  Garrya flavescens S. Y. Parnay 1911-6-1 s.n. Los Angeles On Mt. Wilson and Mt. Low [Lowe] Comment
  RSA632869  Garrya veatchii Robert F. Thorne 1971-6-26 40612 Los Angeles San Gabriel Mts., Angeles National Forest: Clear Creek branch of Big Tujunga Canyon along Angeles Forest Road near Clear Creek School Camp. 1037 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
  RSA0111935  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-8-5 15606 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
  RSA311284  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, M. Z. Thorne 1969-7-10 38392 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  UCR209141  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  CDA4080  Genista monosperma Steve Boyd 1990-2-3 3828 Los Angeles San Gabriel Mtns.; San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon. 0 Comment
  CAS-BOT-BC308065  Genista monspessulana Robert F. Thorne; P. Everett 1965-6-22 34858 Los Angeles Santa Catalina Island: along Upper Pebble Beach Rd. 30 Comment
  UCR282334  Geranium dissectum D. E. Bramlet 2011-4-26 4807 Los Angeles Quinn Cat, City of Industry, 10006 Rose Hills Road, 1070 ft. east of 605 Freeway, 1150 ft. south of Rose Hills Road, 120 ft. west of Rose Hills Memorial Park 62 Comment
  RSA470086  Gilia achilleifolia subsp. achilleifolia H. de Forest 1933-4-18 s.n. Los Angeles Verdugo Woodlands Comment
  RSA0119098  Gilia aliquanta subsp. aliquanta A. C. Sanders 2008-4-25 35102 Los Angeles Transverse Range; Western San Gabriel Mtns.: Slopes west of Old LaLiebre Ranch, south of Hwy 138. 1000 Comment
  CHSC40022  Gilia angelensis LeRoy Abrams 1903-4-10 3245 Los Angeles Near Inglewood. Comment
  RSA470094  Gilia angelensis Christopher Davidson 1973-4-6 1862 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  RSA470110  Gilia angelensis Geo L. Moxley 1917-2-4 524 Los Angeles Van Nuys. Comment
  UC23740  Gilia angelensis H. P. Chandler 1897-3-3 Los Angeles Claremont 365 Comment
  UCR259211  Gilia brecciarum Mitch Provance, Callen Huff 2009-4-29 10700 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087 1390 Comment
  PASA775  Gilia brevicula Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  LA52325  Gilia capitata subsp. abrotanifolia Mary Reynolds; 1937-5-2 155 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  UC908401  Gilia capitata subsp. abrotanifolia Herbert L. Mason 1926-4-26 2952 Los Angeles 4 mi w Saugus; w of Saugus Comment
  UC1123669  Gilia capitata subsp. staminea G. T. Nordstrom 1935-4-1 463 Los Angeles 1/2 mi n Tejon Pass; Tejon Quad., n of Tejon Pass Comment
  RSA776387  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-14 5318 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  UCR190858  Gilia diegensis R. G. Swinney 1998-7-2 6199 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA702958  Gilia latiflora Scott D. White, Michael Honer 2004-3-30 9969 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  SD45399  Gilia latiflora Robert F. Hoover 1938-4-16 3119 Los Angeles Bailey's, upper Antelope Valley. Comment
  CAS-BOT-BC226329  Gilia latiflora subsp. davyi Mrs. G. Earle Kelly 1926-4-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  RSA247972  Gilia latiflora subsp. davyi R. F. Thorne, Gary D. Wallace 1973-4-24 43451 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA0011604  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-15 5694 Los Angeles Northern edge of San Gabriel Mountains, 0.6 air miles N of Aliso Cyn Rd,. 1078 Comment
  UCR209503  Gilia modocensis R. G. Swinney 2008-6-17 9023 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  SBBG13068  Gilia nevinii E. R. Blakley 1962-6-9 5175 Los Angeles Triangulation Pt Thirst 598 Comment
  SBBG98662  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5210 Los Angeles upper Twin Dams Cyn 434 Comment
  UCD40980  Gilia ochroleuca subsp. bizonata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1604 Los Angeles Antelope Valley Poppy Reserve. Comment
  UC212501  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-8-24 Los Angeles near head Prairie Fork (San Antonio Mountains, Southern California); San Antonio Mountains, nr Head of Prairie Fork 2346 Comment
  UCR178227  Gilia ochroleuca subsp. vivida LeRoy Gross, Valerie Soza 2003-6-10 1021 Los Angeles Transverse Ranges; San Gabriel Mountains, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., c. 2.5 miles south of Mount San Antonio summit along trail 2439 Comment
  RSA524965  Gilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-6-6 2819 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA783534  Gilia tricolor J. D. Olmsted 1958-4-26 114 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  SEINET12278812  Gilia tricolor J. F. Bright, Wyman, C. 1933-1 8348 Los Angeles Antelope Valley Comment
  SEINET3163638  Gilia virgata G. B. Grant 1901-1 502 Los Angeles from Santa Monica Range, S. Cal. Comment
  SEINET11849338  Gnaphalium californicum Unknown 1945-1 s.n. Los Angeles Eaton's Wash, Pasadena Comment
  RSA584300  Gnaphalium luteoalbum Timothy S. Ross, Orlando Mistretta 1993-5-26 7311 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (USFS) between Wilson Canyon Saddle and May Canyon saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon. 1043 Comment
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Sep 30 2014
  RSA775525  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-5-22 5187 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  SBBG131703  Gnaphalium palustre S. A. Junak 1999-9-10 SCa 1081 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  UCR223002  Gnaphalium palustre R. G. Swinney 2009-6-2 11025 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
  RSA202455  Gnaphalium ramosissimum R. L. Armacost 1963-5-7 1612 Los Angeles Malibu to Old Topanga [Canyon]. Comment
  RSA612315  Gnaphalium stramineum L. C. Wheeler 1932-6-4 802 Los Angeles Live Oak Canyon 518 Comment
  RSA80715  Grindelia camporum var. bracteosa F. W. Peirson 1218 Los Angeles Road near Coldwater Canyon, Santa Monica Mts. Comment
  OBI49589  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles NW Los Angeles County; along I-5, just S of Hungry Valley Rd exit. roadside pullout 914 Comment
  UCR261363  Gutierrezia californica R. G. Swinney 2010-4-1 12166 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  POM4759  Hazardia squarrosa var. grindelioides C. F. Baker 1903-10-10 3732 Los Angeles San Antonio Cayon [canyon] near Claremont. Comment
  SD40766  Hazardia squarrosa var. grindelioides Carl B. Wolf 1932-10-4 4224 Los Angeles Santa Catalina Island; Avalon, abover the amphitheatre. 29 Comment
  UC111187  Hazardia squarrosa var. grindelioides J. and H. W. Grinnell 1906-10-14 381 Los Angeles foothills at Sierra Madre near Pasadena Comment
  UCR117110  Hedera helix A. C. Sanders, D. Malueg 2001-5-17 24325 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
  SD252281  Hedypnois cretica Steven A. Junak 1999-4-23 Sca 849 Los Angeles Santa Catalina Island. E of isthmus, plant stop, along S side of road; localized population; disturbed site. 182 Comment
  SD251199  Helenium bigelovii Jane Tirrell 2012-8-20 LS 163 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. Yellow pine forest, north-facing slope near spring. 2259 Comment
  LA94383  Helianthemum scoparium J. A. Ewan; 1931-3-21 4065 Los Angeles Santa Monica Mountains, Las Flores Canyon 548 Comment
  RSA441783  Helianthemum scoparium var. vulgare Howard Mullins 1931-2-27 s.n. Los Angeles Griffith Park. Comment
  CAS-BOT-BC305421  Helianthus annuus Geo. B. Grant 1901-9-1 s.n. Los Angeles Pasadena Comment
  UC32266  Helianthus annuus W. H. Brewer 1861-1-13 132 Los Angeles San Gabriel. Comment
  RSA550718  Helianthus annuus subsp. lenticularis Timothy S. Ross, Annette Ross 1991-7-29 5685 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. mapped as Miocene Volcanic (Rhyolite). 232 Comment
  UC1595206  Helianthus gracilentus Tim Ross and Peter Fritsch 1990-6-20 3659 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Box Rd. (2N24)); San Gabriel Mountains 1255 Comment
  SFV16061  Heliotropium curassavicum var. oculatum A. M. Orcino, A. Sutton 1994-5-21 41 Los Angeles San Fernando Valley Van Nuys. Sepulveda Wildlife Reserve, Sepulveda Basin. 215 Comment
  POM369754  Heliotropium curassavicum var. oculatum Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  RSA605868  Hemizonia fasciculata R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  RSA713825  Hemizonia fasciculata Mark Elvin 2003-6-12 2944 Los Angeles Santa Clarita Valley: Newhall Ranch, S side of Potrero Canyon, S of Potrero Mesa. 335 Comment
  RSA298239  Hemizonia minthornii H. M. Hall 1929-11-6 12772 Los Angeles Santa Susana Pass Comment
  UCR88686  Hemizonia minthornii Scott D. White 1995-10-11 3694 Los Angeles Santa Susana Mtns., Santa Susana Pass Rd., turnout at unnamed dirt rd., c. 1/2 mi east of Lilac Ln. Comment
  RSA678919  Hemizonia parryi subsp. australis Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  POM246469  Hesperocnide tenella F. R. Fosberg 1931-3-24 S- 4347 Los Angeles Hamilton Canyon, Overlooking Thompson Reservoir. 50 Comment
  SFV21954  Hesperolinon micranthum L. L. Zung, T. Sagar 2011-5-2 4 Los Angeles Santa Monica Mountains Malibu Creek near spillway of Malibu Lake. 215 Comment
  CAS-BOT-BC143695  Heteromeles arbutifolia E. R. Johnson 1930-1-30 1651 Los Angeles Upper Avalon Canyon, Catalina Island Comment
  CAS-BOT-BC143703  Heteromeles arbutifolia L. R. Abrams; I. L. Wiggins 1931-7-6 385 Los Angeles Vicinity of Mosquito Harbor Comment
  SBBG54748  Heteromeles arbutifolia E. A. Mearns 1894-8-25 Los Angeles San Clemente Island Comment
  UCR106303  Heteromeles arbutifolia B. G. Pitzer 1996-5-5 2869 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA0072426  Heteromeles arbutifolia Louis C. Wheeler 1933-1-7 1455 Los Angeles San Dimas Canyon, San Gabriel Mountains. 427 Comment
  RSA93356  Heterotheca fastigiata F. W. Peirson 1918-10-21 1226 Los Angeles West Fork of San Gabriel River. 1067 Comment
  RSA0075650  Heterotheca grandiflora LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 289 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  RSA0009328  Heterotheca grandiflora Marcus E. Jones 1882-3-7 3614 Los Angeles Pasadena. Comment
  RSA0074427  Heterotheca grandiflora Fordyce Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles. Comment
  RSA0075653  Heterotheca grandiflora L. C. Wheeler 1933-9-26 2131 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA93228  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1920-8-2 2219 Los Angeles Roadside a short distance E of Chatsworth Park. Comment
  UCR269180  Heterotheca sessiliflora subsp. fastigiata Duncan S. Bell, Caitlin Elam 2013-8-1 5574 Los Angeles Transverse Range; San Gabriel Mountains, Sheep Mountain Wilderness, south side of Prairie Fork, Pine Mountain Ridge, above Lupine Campground area and below Columbine Spring 2031 Comment
  UCR189833  Heuchera R. G. Swinney 1998-7-14 6456 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  SFV4942  Heuchera elegans M. H. Grayum 1971-7-9 s. n. Los Angeles San Gabriel Mountains Cortelyou Spring, just east of Islip Saddle. 2073 Comment
  RSA0063268  Heuchera elegans F. W. Peirson 1905-1 s.n. Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  POM21341  Hieracium argutum Fordyce Grinnell Jr 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  POM6250  Hieracium argutum I. M. Johnston 1918-9-1 s.n. Los Angeles Canyon (Fern C.) N of Brown's Flats. 1220 Comment
  UCR194003  Hieracium argutum var. parishii R. G. Swinney 1998-8-17 6766 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  RSA657211  Hirschfeldia incana Joseph M. Keefe 2001-1-19 30995 b Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  HSC12496  Hirschfeldia incana Wendell Wood 1970-6-23 36 Los Angeles 3135 Linda Vista Rd., Glendale 457 Comment
  POM348804  Hoita macrostachya H. L. Bauer 1928-10-15 s.n Los Angeles Long Beach. Comment
  CAS-BOT-BC149951  Holodiscus discolor var. discolor Robert F. Thorne 1967-5-20 36905 Los Angeles Santa Catalina Island: In Descanso Canyon ca. 1/4 way down from head at Airport Rd. to mouth 228 Comment
  RSA585432  Holodiscus microphyllus Tim S. Ross, Steve D. Boyd 1990-5-31 2726 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA611529  Holodiscus microphyllus Louis C. Wheeler 1968-10-13 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, just above Angeles Crest Highway. Comment
  UCR24978  Hordeum murinum 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
  UCR255490  Hordeum murinum Dan S. Cooper 2014-6-26 614- 02 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, north end of Fern Dell picnic area near Western Canyon Rd. 205 Comment
  RSA12406  Hordeum murinum subsp. glaucum C. B. Wolf 1934-4-11 5619 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  POM21189  Hordeum murinum subsp. leporinum P. A. Munz 1923-4-8 6620 Los Angeles San Clemente Island, on west coast. Comment
  UCSB6894  Hordeum murinum subsp. leporinum Wedberg, Lee 1954-4-18 Los Angeles Sherman Oaks Comment
  POM352509  Hordeum vulgare F. R. Fosberg 1931-4-11 4567 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. Comment
  RSA258395  Hordeum vulgare C. W. Tilforth 1973-4-18 771 Los Angeles Weeds of RSABG Comment
  RSA563031  Hordeum vulgare D. Charlton 1991-5-27 5301 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
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Jul 30 2014
  SEINET10894206  Hordeum vulgare Amelia F. Eby Eby s.n. Los Angeles Brewer. Comment
  UCR131376  Horkelia cuneata Jeremiah George 2001-1 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA607550  Horkelia cuneata subsp. puberula Louis C. Wheeler 1932-5-23 753 Los Angeles San Gabriel Wash at Arrow Hwy Comment
  SEINET11907287  Horkelia cuneata subsp. puberula E. A. Purer 1935-1 6592 Los Angeles Santa Monica Mountains, near junction of Malibou Lodge Road & Ventura Boulevard Comment
  SD37701  Horkelia cuneata var. puberula Edith A. Purer 1935-5-11 6592 Los Angeles Santa Monica Mountains, near junction of Malibu Lodge Road and Ventura Boulevard Comment
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May 28 2014
  UCR271857  Horkelia rydbergii R. G. Swinney 2011-6-23 15312 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  CAS-BOT-BC213007  Hosackia crassifolia H. M. Hall 1898-7-1 s.n. Los Angeles San Jacinto Mountains. Along water courses in the vicinity of Strawberry Valley. 1615 Comment
  RSA0011527  Hosackia oblongifolia var. oblongifolia Orlando Mistretta, Christine Mistretta 2011-6-23 5727 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA0112025  Hulsea heterochroma Richard G. Swinney 2011-5-16 14742 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SE of Colby Ranch Rd. and FS Rd. 3N19 in Big Tujunga Cyn., c. 450 ENE of lodge in center of camp. 1375 Comment
  RSA279093  Isocoma menziesii R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45108 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  CAS-BOT-BC311707  Isocoma menziesii var. vernonioides S. B. Parish; W. F. Parish 1881-10-1 178 a Los Angeles Sta. Monica Comment
  RSA151236  Isocoma menziesii var. vernonioides Peter H. Raven 1962-7-11 18011 Los Angeles San Clemente Island, Wilson Cove 61 Comment
  UCR87358  Isomeris arborea R. G. Swinney 1994-3-19 2715 Los Angeles San Gabriel Mtns., Glendora, 2.5 mi northwest of Big Dalton Canyon Road at Glendora Mountain Rd, c. 100 m below (S) of road 549 Comment
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Jun 15 2009
  UC284985  Iva axillaris subsp. robustior P. A. Munz 1923-5-27 6886 Los Angeles mouth of Pallett Creek; San Gabriel Mts. Comment
  CAS-BOT-BC142451  Ivesia santolinoides Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mountains 2438 Comment
  SEINET12323659  Jacaranda mimosifolia Unknown 1944-1 s.n. Los Angeles near Los Angeles Comment
  UC2030162  Juglans californica Steve Boyd with Michael Denslow 2002-5-9 10438 Los Angeles Transverse Ranges, San Gabriel Mountains: S of Sunset Peak along Sunset Peak Road, on divide between Wolfskill and Palmer canyons Comment
  UCR193631  Juglans californica A. C. Sanders 2008-7-10 35737 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR217689  Juglans californica A. C. Sanders, Dan S. Cooper 2010-8-5 38562 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CAS-BOT-BC167119  Juglans nigra A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37164 Los Angeles San Gabriel Valley: Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 69 Comment
  UCR125922  Juncus balticus A. C. Sanders, Mark Elvin 2002-6-19 25182 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR204572  Juncus balticus R. G. Swinney 2005-8-5 8389 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SD232560  Juncus balticus subsp. ater A. C. Sanders, E. J. Lott 1993-5-6 13954 Los Angeles Mojave Desert: 13 miles N of Palmda.e, Sierra Hwy at Ave F 701 Comment
  RSA368161  Juncus bufonius Carl B. Wolf 1932-5-12 3608 Los Angeles Middle Ranch Canyon, near bridge on lower road to Isthmus, Santa Catalina Island 30 Comment
  UCR222999  Juncus bufonius R. G. Swinney 2009-6-2 11022 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
  RSA577429  Juncus bufonius var. bufonius L. C. Wheeler 1936-6-26 4192 Los Angeles Lewis Paul Canyon, San Gabriel Mts. 518 Comment
  RSA0117700  Juncus bufonius var. congestus A. C. Sanders 2006-5-16 32332 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  RSA69664  Juncus macrophyllus F. W. Peirson 1920-9-17 2288 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  RSA732854  Juncus macrophyllus R. G. Swinney 2001-6-2 7962 Los Angeles Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  RSA191372  Juncus macrophyllus Robert F. Thorne, M. Z. Thorne 1967-7-19 37144 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  RSA746864  Juncus macrophyllus Orlando Mistretta 1992-5-21 364 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  SD252226  Juncus mexicanus Steven A. Junak 1999-7-15 Sca 1031 Los Angeles Santa Catalina Island. Bulrush Canyon, just upstream from Sca-1027. 244 Comment
  RSA191378  Juncus occidentalis Robert F. Thorne, M. Z. Thorne 1967-7-19 37128 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  RSA368357  Juncus textilis Al Shapiro s.n. Los Angeles Verdugo Canyon Comment
  RSA69859  Juncus textilis F. W. Peirson 1921-6-20 1640 Los Angeles North Fork of San Gabriel River 762 Comment
  UCR178944  Juncus textilis R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon 1.3 miles NE of Glendora Mtn. Road 439 Comment
  RSA264624  Juncus xiphioides H. E. Hasse 1890-06 2534 Los Angeles Canyon, Santa Monica Range. Comment
  SBBG119430  Juncus xiphioides S. D. White with K. Hughes 2000-5-17 7867 Los Angeles Soledad Cyn, along Santa Clara River 579 Comment
  POM308082  Juniperus californica Henry J. Ramsey, Henry J. Ramsey 1940-9-4 2915 Los Angeles Palmdale Comment
  UCSB7211  Juniperus californica Ralph, F. 1959-5-15 Los Angeles Along roadside of the cutoff between Hwy. 6 and Hwy. 138, 2.7 miles from its jct. with 138 Comment
  UCD123742  Keckiella antirrhinoides Geoffrey Levin 1974-4-26 31 Los Angeles Wash (Blanchard Park), San Gabriel Mountains; Pomona College, Claremont. 335 Comment
  RSA585149  Keckiella breviflora Tim S. Ross, Steve D. Boyd 1990-5-31 2740 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  CATA990  Keckiella cordifolia Mark L. Hoefs 1994-5-21 1864 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  OBI35686  Keckiella cordifolia Rebecca Cicoria 1982-4-25 53 Los Angeles Palos Verdes Peninsula: Lower Agua Magna Cyn, Rollig Hills Comment
  RSA347544  Keckiella cordifolia Barry A. Prigge 1985-6-14 6393 -a Los Angeles Santa Monica Mountains, Cold Creek Canyon; near upper gate to Cold Creek Preserve on Stunt Rd. 662 Comment
  RSA401694  Keckiella cordifolia Freda Detmers 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  RSA597134  Keckiella cordifolia Louis C. Wheeler 1961-6-12 7865 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1067 Comment
  SBBG95468  Keckiella cordifolia M. B. Dunkle 1929-3-4 1714 Los Angeles Orizaba Cyn Comment
  SFV3432  Keckiella cordifolia M. L. Vincent 1962-6-18 260 Los Angeles Santa Monica Mountains Piuma Road. 1 mile east of Malibu Canyon Road. Comment
  UC1584888  Koeleria macrantha Tim Ross and Steve Boyd 1991-7-24 5619 Los Angeles ridge nne Granite Mountain; Pacifico Mountain Quad., Granite Mountain vicin 1889 Comment
  LA204721  Krascheninnikovia lanata J. Sauer; T. Brothers 1979-5-6 6072 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  OBI6969  Krascheninnikovia lanata Shirley Vaughan 1974-5-11 32 Los Angeles 10th st. E and Kettering St., Lancaster 718 Comment
  CAS-BOT-BC111950  Kyllinga brevifolia Grace Cole Fleischman 1957-4-1 s.n. Los Angeles In flat of Dichondra. Comment
  UC519911  Lagophylla ramosissima Carl Epling and Louis Wheeler 1933-6-4 1844 Los Angeles head of Antelope Valley; Quail Lake 1219 Comment
  CATA1250  Lagunaria patersonia Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2330 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  POM352644  Lamarckia aurea Donald R. Bissing 1973-6-2 161 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  SBBG95462  Lamarckia aurea M. B. Dunkle 1928-2-12 1702 Los Angeles Salta Verde 213 Comment
  RSA0016934  Lamarckia aurea L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 610 Comment
  RSA594958  Lasthenia californica Timothy S. Ross 1995-4-26 8393 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  UCR125484  Lasthenia gracilis A. C. Sanders, Mark Elvin 2003-4-14 25952 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  JEPS10372  Lasthenia gracilis W. L. Jepson 1939-4-14 19106 Los Angeles about 2 1/2 mi se Thousand Oaks (western Los Angeles County); Russell Valley 289 Comment
  RSA628626  Lathyrus odoratus Steven A. Junak 1997-5-19 SCI- 877 Los Angeles San Clemente Island. Central portion of mesa, on west side of San Clemente Island Ridge Road, across from old airfield, at east end of abandoned building site. 259 Comment
  RSA743538  Lathyrus odoratus Sara L. Crockett 1997-3-7 C 87 Los Angeles 331 Clemente Street. 24 Comment
  RSA747749  Lathyrus vestitus Scott D. White, J. Wood, J. Miner 2009-5-12 12702 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA405661  Lathyrus vestitus subsp. laetiflorus F. E. Durkee 1906-4-30 s.n. Los Angeles Hollywood Comment
  SBBG84134  Lavatera assurgentiflora subsp. glabra F. C. Boutin 1967-4-23 1623 Los Angeles N end of island SW of airstrip runway Comment
  POM4835  Layia glandulosa I. M. Johnston 1917-5-13 976 Los Angeles In San Gabriel Wash. 152 Comment
  RSA773285  Layia glandulosa R. G. Swinney 2009-4-28 10554 Los Angeles summit of Mt. Emma 1585 Comment
  SD104871  Layia glandulosa Darley Howe 1979-4-30 Los Angeles 2 Miles northwest of Devil's Punch Bowl 1435 Comment
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Jul 11 2010
  UCR280520  Layia glandulosa R. G. Swinney 2014-4-17 16067 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  UCR258764  Layia platyglossa R. G. Swinney 2010-6-1 13129 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  POM361668  Layia platyglossa subsp. campestris Howard Mullins 1931-4-6 s.n. Los Angeles Palmdale Comment
  UCR76404  Layia platyglossa subsp. campestris T. S. Ross 1992-4-14 6151 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  CATA540  Lepechinia fragrans Sara L. Crockett 1997-5-1 700 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of White's Landing Road with Airport Road, SW side of road 463 Comment
  RSA300979  Lepechinia fragrans D. C. Michener, Walter Wisura 1982-8-7 4169 Los Angeles San Gabriel Mtns: Northeast-facing ridge between Wolfskill & West Fork of Palmer canyons. 1220 Comment
  JEPS53751  Lepidium dictyotum W. L. Jepson 1935-4-17 17029 Los Angeles Lancaster, w Mohave Desert Mohave Desert 716 Comment
  UCR187010  Lepidium dictyotum A. C. Sanders 2006-4-21 32156 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  CAS-BOT-BC89082  Lepidium didymum Robert F. Thorne 1971-2-21 41375 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  UCD115462  Lepidium draba J. Warren 1952-5-29 s.n. Los Angeles Near Hershey Hall UCLA. 121 Comment
  OBI44796  Lepidium fremontii David J. Keil 1987-5-1 20056 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA0091363  Lepidium fremontii R. G. Swinney 2011-4-1 14302 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SD215442  Lepidium nitidum var. nitidum Louis C. Wheeler 1969-4-1 Los Angeles 0.4 mile southwest Big Cienega on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  LA85111  Lepidium virginicum O. H. Kappler; 1946-4-13 1113 Los Angeles San Gabriel Mountains, southern Antelope Valley 914 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
  CAS-BOT-BC328076  Lepidospartum squamatum C. F. Baker 1908-12-15 5236 Los Angeles Claremont Comment
  POM212043  Lepidospartum squamatum C. B. Wolf 1931-7-30 2298 Los Angeles 2 miles S of San Fernando, San Fernando Valley. 274 Comment
  RSA617467  Lepidospartum squamatum Scott D. White 1998-6-23 6773 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UCR206130  Lepidospartum squamatum A. C. Sanders, T. B. Salvato 2009-5-29 37047 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UC440452  Leptodactylon californicum Carl Epling and Lincoln Ellison 1929-3-16 Los Angeles Topango Canyon; Santa Monica Mountains, Topango Canyon Comment
  RSA660766  Leptodactylon californicum subsp. glandulosum Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 50 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 806 Comment
  RSA600177  Leptosiphon androsaceus Steve Boyd 1997-5-1 9669 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
  RSA527597  Leptosiphon bicolor Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4422 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR272577  Leptosiphon breviculus R. G. Swinney 2011-6-7 15036 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA0074225  Leptosiphon breviculus R. F. Thorne 1974-4-9 44707 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
  POM65889  Leptosiphon liniflorus C. F. Baker 1903-8-2 3453 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA593449  Leptosiphon liniflorus Steve Boyd 1996-4-24 8650 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA626111  Leptosiphon parviflorus LeRoy J. Gross 1999-4-29 139 Los Angeles Santa Susana Mountains, East End: Rice Canyon, north on interstate 5, exit Calgrove Ave. turn left to the old road, City of Newhall. 427 Comment
  RSA0074218  Leptosiphon pygmaeus subsp. pygmaeus Louis C. Wheeler 1962-6-9 8562 Los Angeles San Clemente Island: Thirst Bench Mark. Comment
  SBBG44372  Leptosyne douglasii G. Sphon, D. Hearn 1956-5-30 20 Los Angeles Black Butte, Antelope Valley Comment
  SBBG17977  Leptosyne gigantea E. R. Blakley 1963-4-9 5562 Los Angeles Pebbly Beach, S of Avalon 22 Comment
  SEINET3147934  Lessingia glandulifera G. B. Grant 1906-9-14 686 Los Angeles Pasadena 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
  UC63388  Lessingia glandulifera var. glandulifera Ernest Braunton 1902-9-1 694 Los Angeles Arroyo Seco Comment
  CAS-BOT-BC339562  Lessingia glandulifera var. peirsonii Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley, between Lancaster and highway 99 Comment
  RSA0035138  Leucojum aestivum Lee Haines 1951-3-11 3 Los Angeles Topanga Canyon. 259 Comment
  RSA205604  Leymus condensatus Le Roy Abrams 1902-7-2 2638 Los Angeles Little Santa Anita Canyon, Sierra Madre [San Gabriel Mountains.] Comment
  RSA596134  Leymus condensatus Timothy S. Ross, Steve Boyd 1995-6-28 8654 -B Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA600745  Leymus condensatus L. C. Wheeler 1967-6-15 9826 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  CAS-BOT-BC231934  Liliaceae Carl B. Wolf 1932-5-13 s.n. Los Angeles SANTA CATALINA ISLAND, 3 1/2 MI. (BY ROAD) FROM AVALON ON WAY TO ISTHMUS 365 Comment
  RSA596374  Lilium humboldtii subsp. ocellatum Timothy S. Ross, Steve Boyd 1995-6-28 8620 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  SDSU21070  Lilium humboldtii subsp. ocellatum Ian Cain, Natasha Bartely 2010-6-23 1540 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  RSA191138  Lilium parryi Robert F. Thorne, Mae Z. Thorne 1967-7-19 37194 Los Angeles San Gabriel Mountains, Angeles National Forest; Big Cienega Springs above Crystal Lake Recreation Area 1982 Comment
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Nov 5 2014
  RSA188094  Limonium perezii Robert F. Thorne, Percy C. Everett 1965-6-22 34915 Los Angeles Santa Catalina Island, near Mausoleum in Avalon Canyon 122 Comment
  LA88297  Linanthus californicus O. H. Kappler; 1925-6-7 1461 Los Angeles San Gabriel Mountains, Mount Wilson area, along Angeles Crest Hwy 1523 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
  CLARK-A1528-3468  Linanthus dianthiflorus John C. Roos 1937-3-17 2640 Los Angeles San Fernando Valley Comment
  RSA0055767  Linanthus dianthiflorus R. G. Swinney 2010-4-1 12140 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UC23502  Linanthus dichotomus J. Burtt Davy May 9 1896-May 24 1896 2664 Los Angeles between Manzana and Gorman's Station; Antelope Valley Comment
  UC572572  Linanthus dichotomus A. D. Gifford 1935-3-25 501 Los Angeles 5.25 mi ne Sawmill Peak; Tejon Quad. 914 Comment
  UC2026474  Linanthus liniflorus Louis C. Wheeler 1967-6-26 9866 Los Angeles SAN GABRIEL MOUNTAINS: Whitney Canyon, near mouth. Comment
  JEPS28818  Linaria maroccana Peter H. Raven, Henry J. Thompson 1960-4-24 15120 Los Angeles junction fo Decker Road and Mulholland Highway (Santa Monica Mountains); Santa Monica Mountains 457 Comment
  SEINET10446537  Lindera thomsonii var. velutina David B. Dunn 1941-3-22 Dunn 894 Los Angeles 3 mi N from Clear Creek Service Station; N side of Tehachepis-oak covered hills. Comment
  UCR260387  Lithophragma R. G. Swinney 2010-6-21 13289 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  CATA3325  Lithophragma affine Amy Catalano 2017-4-3 042 Los Angeles Santa Catalina Island: About 1.25 miles down canyon from eastern junction between Middle Ranch & Skull Ridge roads, on n-facing bank on south side of road 249 Comment
  LA200324  Lobularia maritima W. O. Griesel; 1936-5-16 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  CLARK-A1528-2424  Lobularia maritima Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 292 Comment
  RSA549565  Lobularia maritima Timothy S. Ross 1991-3-10 4219 Los Angeles Claremont: Bernard Field Station, on E side of RSA. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  SBBG55153  Lobularia maritima S. D'Moch 1967-4-20 Los Angeles "The Wash", Pomona College, Claremont Comment
  RSA311434  Loeseliastrum matthewsii Michael C. Long 1974-5-19 s.n. Los Angeles 1/4 mi S of parking area, Devil's Punchbowl Co. Park. San Gabriel Mountains. 1463 Comment
  CAS-BOT-BC342204  Logfia filaginoides John H. Thomas 1957-4-27 6693 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume. 15 miles due west of Santa Monica 152 Comment
  SDSU4134  Logfia filaginoides R. M. Beauchamp 1967-6-3 552 Los Angeles Above Horse Canyon; San Clemente Island. 457 Comment
  RSA656211  Lolium perenne Joseph M. Keefe 1978-5-16 22920 Los Angeles Verdugo Mountains: Mountain Street, 0.5 km west of Glendale Freeway (Highway 2) Glendale College, Glendale, San Rafael Hills. 290 Comment
  CAS-BOT-BC271185  Lolium temulentum G. B. Grant 1916-3-1 s.n. Los Angeles Pasadena Comment
  SBBG59386  Lolium temulentum M. N. Ackley 1928-6-24 27 Los Angeles Big Pine Camp Comment
  LA201144  Lomatium dasycarpum Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA97208  Lomatium dasycarpum subsp. dasycarpum F. W. Peirson 1920-5-8 2312 Los Angeles San Raphael Hills Comment
  SD254520  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains: c. 0.4 mile NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. trail, inside Placerita Canyon Natural Area (Mint Canyon 7.5'Q) 500 Comment
  RSA640242  Lomatium mohavense subsp. mohavense R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41592 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  UC73335  Lomatium utriculatum unknown 1901-1 706 Los Angeles Pasadena Comment
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Mar 12 2011
  UCR56409  Lomatium utriculatum S. J. Myers, E. LaRue 1989-3-21 s.n. Los Angeles Western Mojave Desert, Palmdale area, Elizabeth Lake Road at California Aqueduct 887 Comment
  POM18180  Lomatium vaginatum P. A. Munz 1923-3-7 6583 Los Angeles Ganesha Hills, Pomona. Comment
  RSA6004  Lonicera hispidula var. vacillans C. B. Wolf 1932-10-5 4237 Los Angeles Santa Catalina Island, 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  UC557761  Lonicera hispidula var. vacillans Nell Murbarger May, 1936 179 Los Angeles canyon on w side San Clemente Island (near top of the Mesa) Comment
  CAS-BOT-BC240751  Lonicera interrupta Timothy S. Ross; J. Mark Porter 1995-5-4 8445 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  UCD137361  Lonicera japonica John Adams 1965-5-25 243 Los Angeles Ponoma College, near Alumni Field. 365 Comment
  RSA656861  Lonicera subspicata var. denudata Joseph M. Keefe 2001-1-24 31023 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  SBBG69620  Lonicera subspicata var. denudata R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  RSA239499  Lonicera subspicata var. subspicata K. K. Muller 1953-5-2 588 Los Angeles Santa Catalina Island. Draw south of Camp Orizaba, mouth of Swain Canyon, east slope of island Comment
  RSA515120  Lotus argophyllus subsp. ornithopus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 804 -3 Los Angeles San Clemente Island: Wilson Cove Canyon. Comment
  UCR13467  Lotus argophyllus subsp. ornithopus 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
  RSA545284  Lotus argophyllus subsp. ornithopus D. Propst, Mark Hoefs 1973-3-3 43 Los Angeles Road just above Escondido, Santa Catalina Island. 244 Comment
  SEINET957343  Lotus davidsonii Tim Ross 1991-1 5789 Los Angeles San Gabriel Mtns. Pacific Mts Rd. .50 mil E of Lower Pacifico Campground Rd. Pacifico Mtn. 1926 Comment
  UC447174  Lotus grandiflorus J. Ewan 1931-3-21 4066 Los Angeles 0.5 mi below Saddle Peak summit; Santa Monica Mts. 609 Comment
  RSA729825  Lotus grandiflorus var. grandiflorus R. G. Swinney 1998-7-2 6268 Los Angeles San Gabriel Mtns.: north of Table Mountain, Wrightwood area, 1.9 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21. 1890 Comment
  RSA151125  Lotus hamatus P. H. Raven 1962-5-8 17591 Los Angeles Slopes above Seal Cove, San Clemente Island 24 Comment
  UC80704  Lotus humistratus Anstruther Davidson Los Angeles near Lancaster Comment
  UCR127194  Lotus humistratus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26280 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UC15531  Lotus nevadensis var. davidsonii J. H. Barber 1897-7-11 260 Los Angeles Mt. Gleason Summit Comment
  UCR270663  Lotus oblongifolius R. G. Swinney 2011-6-29 15353 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UCR280876  Lotus procumbens var. procumbens R. G. Swinney 2014-5-7 16403 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  SFV1844  Lotus salsuginosus M. L. Vincent 1962-4-6 164 Los Angeles Santa Monica Mountain Old Topanga Canyon Road, 3 miles south of Ventura Blvd. Hillside. 400 Comment
  RSA133409  Lotus salsuginosus P. H. Raven 1959-5-3 14053 Los Angeles Santa Monica Mountains (34 deg.N; 118-119 deg.W). Mulholland Drive near Beverly Glen Boulevard 381 Comment
  UCR273369  Lotus scoparius subsp. scoparius R. G. Swinney 2011-3-18 14161 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UC15590  Lotus scoparius var. brevialatus Harley P. Chandler 1897-5-11 Los Angeles Claremont 457 Comment
  RSA662145  Lotus scoparius var. brevialatus Stephen Hill 1981-2-27 29 Los Angeles Hwy 39 at Information Center approx. 1 mile N of Sierra Madre St. adjavcent to parking lot at information center. Comment
  RSA647855  Lotus scoparius var. scoparius LeRoy Gross, Laura Moore 2000-6-5 202 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA167504  Lotus strigosus R. F. Thorne 1963-5-5 32316 Los Angeles Cobal Canyon Comment
  RSA530047  Lotus strigosus T. S. Ross 1991-8-16 5832 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  UC555379  Lotus strigosus Curtis Ferris 1932-3-19 56 Los Angeles Claremont Comment
  UC69540  Lotus strigosus Joseph Burtt Davy May 9 1896-May 24 1896 2530 Los Angeles Manzana Antelope Valley Comment
  UCR198514  Lotus strigosus Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCR270014  Lotus strigosus R. G. Swinney 2010-3-24 12051 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
  RSA406259  Lotus unifoliolatus F. R. Fosberg 1931-7-14 773 Los Angeles Hay Press, Santa Catalina Island 350 Comment
  RSA406266  Lotus unifoliolatus M. Bisbee 1917-5-28 s.n. Los Angeles Grassy hillside, East end of Eagle Rock Comment
  RSA547795  Lotus unifoliolatus T. S. Ross 1990-6-20 3607 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UCR209913  Lupinus R. G. Swinney 2008-7-25 9306 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  SEINET10484520  Lupinus agardhianus Robert F. Thorne 1966-4-5 Thorne 35800 Los Angeles N slope black jack mountain. 0.8 Mile down road to white's landing 411 Comment
  RSA0094565  Lupinus albifrons Richard G. Swinney 2011-4-28 14524 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. 878 Comment
  UCR259193  Lupinus benthamii Mitch Provance, Callen Huff 2009-4-29 10694 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  PASA809  Lupinus bicolor Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA0080774  Lupinus bicolor R. G. Swinney 2010-4-13 12187 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom. 610 Comment
  UCR222721  Lupinus bicolor R. G. Swinney 2009-5-12 10727 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  SFV4364  Lupinus bicolor D. B. Dunn 1941-3-29 940 Los Angeles San Gabriel Valley Vacant lot, 2 blocks west of Monrovia. Comment
  UC1203739  Lupinus bicolor Dave Dunn 1941-3-29 967 Los Angeles Huntington Drive and Rosemead Blvd. (beside the Red Car Tracks) Comment
  RSA593445  Lupinus bicolor subsp. marginatus Steve Boyd 1996-4-24 8646 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  UCR197217  Lupinus bicolor subsp. microphyllus Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  RSA526597  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4181 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  RSA250389  Lupinus breweri var. grandiflorus R. F. Thorne, C. W. Tilforth, et al. 1972-8-11 42213 Los Angeles Flat summit of Mt. Waterman. 2409 Comment
  RSA747348  Lupinus concinnus R. G. Swinney 2008-5-8 8786 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  SBBG131136  Lupinus concinnus S. A. Junak 1999-5-21 SCa 978 Los Angeles rd into Coffee Pot Cyn, S facing slope 435 Comment
  RSA586983  Lupinus excubitus var. austromontanus Orlando Mistretta 1992-5-8 313 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA653051  Lupinus excubitus var. hallii A. C. Sanders, D. Malueg 1998-6-24 22060 Los Angeles San Gabriel Mtns.: CCC Ridge, off Hwy 2 just N of Pasadena city limit, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  RSA250385  Lupinus excubitus var. johnstonii R. F. Thorne 1972-8-11 42227 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  SEINET12154550  Lupinus formosus J. F. Bright, Wyman, C. 1931-1 5286 Los Angeles Antelope Valley Comment
  RSA562549  Lupinus formosus var. formosus Steve Boyd 1993-4-22 7997 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  SDSU4978  Lupinus guadalupensis R. M. Beauchamp 1967-3-18 262 Los Angeles East of Bluff. San Clemente Island. Comment
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May 16 2008
  SFV21016  Lupinus hirsutissimus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 701 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  UCR78140  Lupinus hirsutissimus Wandalee Thompson 1964-4-17 18 Los Angeles San Gabriel Mtns., Liebre Mountains, across from the Swartz Ranch, Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  RSA160415  Lupinus hirsutissimus J. D. Olmsted 1959-3-27 318 Los Angeles 2 miles S of stream gaging Station below San Dimas ranger station along San dimas Creek road foot of San Gabriel Mts 427 Comment
  UCSB6981  Lupinus hirsutissimus McElwain, I. 1953-3-7 Los Angeles 1/4 mile north 18000 Bull Canyon Rd., Granada Hills Comment
  CAS-BOT-BC211722  Lupinus longifolius Wesley O. Griesel 1961-5-19 s.n. Los Angeles State Highway #2, La Canada burn, San Gabriel Mts. 609 Comment
  LA200476  Lupinus longifolius Carl B. Wolf; 1931-5-14 2053 Los Angeles Comment
  RSA1024  Lupinus longifolius J. T. Howell 1928-6-29 993 Los Angeles Near Santa Monica 76 Comment
  SEINET10485603  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10485610  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SBBG120065  Lupinus microcarpus var. densiflorus A. C. Sanders, M. Elvin 2003-4-14 25971 Los Angeles hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch 351 Comment
  SFV1914  Lupinus sparsiflorus K. A. Wilson 1961-4-22 1151 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  RSA249813  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1973-4-20 43011 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  POM2541  Lupinus succulentus Edward L. Greene 1904-4-15 4188 Los Angeles Claremont. Comment
  UC865487  Lupinus succulentus F. R. Fosberg 1931-3-27 S 4414 Los Angeles Santa Catalina Island , Pebble Beach Road (Pebble Beach Road) 5 Comment
  SEINET10489005  Lupinus succulentus August J. Breitung 1954-3-21 Breitung 17967 Los Angeles Muholland drive, santa monica mtns. Comment
  CHSC95805  Lupinus truncatus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 725 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. On ridge east of the Brand canyon Cemetery west of the land fill. The lower part of Brand Park motorway. A southwest trending ridge. The fire burn the northwest side of ridge facing the cemetery. 307 Comment
  RSA0119947  Lupinus truncatus R. G. Swinney 2014-5-21 16625 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  SBBG94231  Lupinus truncatus F. R. Fosberg 1931-3-25 4374 Los Angeles Hamilton Cyn, near top of S Wall 100 Comment
  SBBG96808  Lupinus truncatus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4234 Los Angeles lower half of China Cyn Comment
  SEINET3860259  Lupinus truncatus R. G. Swinney 2009-3-19 10144 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
  UCD34118  Lycium andersonii Beecher Crampton 1976-9-22 9421 Los Angeles Mojave Desert, San Gabriel Mtns., ca. 10 miles N.W. of Phelan. Comment
  UCR281660  Lycium andersonii R. G. Swinney 2014-4-18 16137 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  POM69656  Lycium brevipes var. hassei T. S. Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island. Comment
  SD248504  Lycium brevipes var. hassei R. E. Jr. Riefner 2010-4-4 10 8 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, ca. 0.25 mi N from Paseo Del Mar along Palos Verdes Drive West. Bluff-top and along trail. 92 Comment
  RSA578987  Lycium californicum Tim S. Ross, J. Mark Porter, Allan, Ashworth, Banks, Tommerup 1994-3-28 7430 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped Canyon to the NE of upper Forestal Drive. 165 Comment
  CAS-BOT-BC231611  Lycium cooperi Carl B. Wolf 1937-4-28 8517 Los Angeles Western Mojave Desert. Antelope Valley, 4 1/2 mi. So. of Lancaster 716 Comment
  RSA570215  Lycium cooperi Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5011 Los Angeles Paris: ca. one mile E of Acton, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. 835 Comment
  SBBG33429  Lycium torreyi A. D. E. Elmer -Jun-1902 Los Angeles Palmdale Comment
  SD90401  Lyonothamnus floribundus subsp. aspleniifolius Robert Thorne 1973-4-12 42966 Los Angeles San Clemente Island: large canyon S of Mosquito Cove N of Chenity 259 Comment
  UC284968  Lyonothamnus floribundus subsp. aspleniifolius P. A. Munz 1923-4-10 6758 Los Angeles canyon wall s Lemon Tank (east coast); San Clemente Island Comment
  RSA589873  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8205 Los Angeles Santa Catalina Island. W end of the island, NW side of silver Peak, just below summit. 527 Comment
  SBBG53310  Lyonothamnus floribundus var. aspleniifolius D. M. Power 1972-11-11 Los Angeles head of first cyn S of Bryce Cyn Comment
  SBBG51684  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 519 a Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  CATA2020  Lysimachia arvensis Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 537 Los Angeles Santa Catalina Island: Just E of Haypress Reservoir, on S side of main road 402 Comment
  LA202597  Lythrum californicum J. H. Barber; 1898-8-3 sn Los Angeles Santa Monica Mountains, Topango Comment
  UCR210321  Lythrum californicum R. G. Swinney 2008-11-29 9852 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
  POM50463  Madia exigua L. R. Abrams 1901-6-1 1712 Los Angeles Santa Monica Mts. Comment
  UC830849  Madia exigua Louis C. Wheeler 1932-6-4 801 Los Angeles Liveoak Canyon San Gabriel Mts. 518 Comment
  CATA3410  Madia gracilis Julia A. Parish, Tobias Nickel, Jamie Choi, Stuart Olshevski 2017-5-30 024 Los Angeles Santa Catalina Island: Junction of Toyon Road and ridge trail to Campus By the Sea 312 Comment
  RSA632474  Madia gracilis Scott D. White 1999-5-31 7436 Los Angeles San Antonio Canyon: about 2 air miles north of San Antonio Dam, 1/2 mi. N of Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek 777 Comment
  UCR189885  Madia gracilis R. G. Swinney 1998-7-27 6501 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA0008556  Mahonia nevinii Gary D. Wallace, Scott Eliason 1998-2-20 s.n. Los Angeles San Gabriel Mountains: Lopez Canyon north of San Fernando, Angeles National Forest. 457 Comment
  CAS-BOT-BC231881  Malacothamnus davidsonii A. Davidson 1907-1-1 s.n. Los Angeles San Fernando Wash Comment
  CAS-BOT-BC206217  Malacothamnus fasciculatus E. R. Blakley 1962-10-5 5422 Los Angeles At Old Mill site in Hen Cove north of White's Landing, Santa Catalina Island 3 Comment
  SD85195  Malacothamnus fasciculatus E. R. Blakely 1962-10-6 5479 Los Angeles Santa Catalina Island, Bullrush Canyon south of middle branch 228 Comment
  UCD116353  Malacothamnus fasciculatus James Dilley 1997-1-19 s.n. Los Angeles Santa Monica Mts. Near the intersection of Mulholland Dr. and Coldwater Cyn. Dr. 609 Comment
  RSA78379  Malacothamnus fremontii J. C. Roos 1951-7-30 5072 Los Angeles Big Rock Creek, San Gabriel Mts. 1677 Comment
  UCR209411  Malacothamnus fremontii R. G. Swinney 2008-10-8 9519 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  CAS-BOT-BC345409  Malacothrix clevelandii S. B. Parish; W. F. Parish 1882-10-1 1132 Los Angeles Coast Mts near Santa Monica Comment
  POM82724  Malacothrix clevelandii P. A. Munz 1925-4-23 9453 Los Angeles San Gabriel Canyon. 488 Comment
  UC284139  Malacothrix foliosa P. A. Munz 1923-4-8 6612 Los Angeles San Clemente Island; e coast Comment
  UCR125928  Malacothrix saxatilis A. C. Sanders, Mark Elvin 2002-6-20 25204 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  LA32065  Malacothrix saxatilis var. tenuifolia Peter H. Raven; 1959-2-23 13804 Los Angeles Santa Monica Mountains, Mulholland Dr 3.1 mi. E of Decker Road 548 Comment
  RSA133405  Malacothrix saxatilis var. tenuifolia P. H. Raven 1959-2-23 13804 Los Angeles Mulholland Drive 3.1 miles E of Decker 549 Comment
  SD69584  Malacothrix saxatilis var. tenuifolia Robert F. Thorne 1966-9-16 36725 Los Angeles Santa Catalina Island; Lookout Point southeast of Pebbly Beach. 45 Comment
  POM362367  Malacothrix saxatilis var. tenuifolia N. C. Cooper 1949-6-24 4231 Los Angeles Los Padres National Forest. 457 Comment
  SD39003  Malacothrix saxatilis var. tenuifolia Edith A. Purer 1931-6-19 Los Angeles Roadside south of Los Angeles. Comment
  JEPS66250  Malosma laurina W. L. Jepson 1908-7-13 3049 Los Angeles Santa Catalina, Avalon Comment
  LA49865  Malosma laurina Peter H. Raven; 1960-7-17 15538 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA658308  Malosma laurina D. Roche 1998-5-26 28 Los Angeles Camp Baldy Road at fence line of Dept. of water structure. North side of road. 573 Comment
  UCR217128  Malva parviflora R. G. Swinney 2009-3-10 10074 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  PASA1781  Malvastrum rotundifolium Jian I Thompkins Los Angeles Sister Elsie Peak Comment
  CATA1335  Malvella leprosa Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2437 Los Angeles Santa Catalina Island: Echo Lake 396 Comment
  RSA433880  Malvella leprosa Geo. L. Moxley 1916-7-20 507 Los Angeles 42nd and Van Ness Comment
  RSA668163  Marah macrocarpa Don Jillson 1961-3-29 s.n. Los Angeles Scholl Canyon. Comment
  RSA440990  Marah macrocarpa Anstruther Davidson s.n. Los Angeles Foothill, Los Angeles Comment
  RSA598274  Marah macrocarpa var. macrocarpa R. G. Swinney 1989-11-24 1473 Los Angeles San Gabriel Mountains: in and near Glendora Wilderness Park, Big Dalton Canyon, 1.2 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road. 442 Comment
  UC54911  Marah macrocarpa var. macrocarpa Miss Palmer 1903-3-18 Los Angeles Los Angeles Comment
  OBI35598  Marrubium vulgare Rebecca Cicoria 1981-5-17 36 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  OBI13679  Marrubium vulgare Bill Arbaugh 1966-5-28 31 Los Angeles Tajunga Wash 152 Comment
  RSA746840  Matricaria matricarioides R. G. Swinney 2008-4-17 8693 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  RSA755598  Medicago lupulina R. G. Swinney 2008-7-12 9166 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UCR204743  Medicago lupulina R. G. Swinney 2005-8-9 8418 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCSB68629  Medicago lupulina Gross, LeRoy 2004-5-19 Los Angeles Coastal Plains & Basins; San Fernando Valley Basin region; City of Sunland; bluff south side of Big Tujunga Wash, in yard in housing tract called "Sunhill Estates" Comment
  LA52453  Medicago lupulina Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA547799  Medicago lupulina T. S. Ross, Peter Fritsch 1990-6-20 3603 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA599893  Medicago lupulina L. C. Wheeler 1936-6-8 4139 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 609 Comment
  RSA592891  Medicago minima L. C. Wheeler 1967-4-30 9230 Los Angeles Limekiln Canyon 564 Comment
  UCR258849  Medicago polymorpha R. G. Swinney 2010-3-16 11908 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCR64583  Melampodium perfoliatum Geo. L. Moxley 1915-9-8 451 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Near Long Beach Comment
  CATA1442  Melica imperfecta Mark L. Hoefs, Robert F. Thorne 1996-4-6 2606 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA226199  Melica imperfecta Gary D. Cromwell 1971-4-30 596 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 miles NE of Glendora. 150 m. from Big Dalton Canyon Road. 426 Comment
  SBBG56873  Melica imperfecta R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR150870  Melica imperfecta R. G. Swinney, Dave Larson 1999-5-15 7175 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR98920  Melica stricta Steve Boyd, Lauren Raz 1997-5-20 9802 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  RSA0112762  Melilotus albus R. G. Swinney 2010-9-30 13904 Los Angeles San Gabriel Mountains: 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  POM348159  Melilotus albus Ducelia Cobb 1937-7-3 19699 Los Angeles Los Angeles. Comment
  POM348166  Melilotus albus B. E. Burch 1943-07 s.n. Los Angeles Palos Verdes Cliffs, Redondo Beach Comment
  SBBG39464  Mentha M. A. Piehl 1962-10-3 62529 Los Angeles Middle Ranch Rd crk, ca. 0.5 mi from its mouth Comment
  RSA481995  Mentha X piperita Richard Noyes 1988-9-18 746 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  LA202605  Mentha pulegium Peter H. Raven; Henry J. Thompson 1959-9-27 14543 Los Angeles 291 Comment
  UCR258740  Mentzelia R. G. Swinney 2010-5-19 12814 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA314595  Mentzelia albicaulis Robert F. Thorne, C. W. Tilforth 1973-4-20 43019 Los Angeles San Gabriel Mts., Mojave Desert Slope: 1 mi N of Bob's Gap, 3.2 mi S of Llano, N slope of Holcomb Ridge 1143 Comment
  RSA230033  Mentzelia dispersa Robert F. Thorne 1971-6-26 40601 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  RSA0096808  Mentzelia laevicaulis R. G. Swinney 2011-9-27 15705 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA446758  Mentzelia micrantha Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  SFV21128  Mentzelia micrantha L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1042 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 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
  UCR185573  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33520 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  UCR265950  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2005-4-21 2067 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA402614  Mesembryanthemum crystallinum F. R. Fosberg 1931-7-12 S- 5387 Los Angeles Bird Rock, Santa Catalina Island. Comment
  RSA402621  Mesembryanthemum nodiflorum M. B. Dunkle 1930-8-23 2436 Los Angeles Santa Catalina Island. Little Harbor. Comment
  CAS-BOT-BC435281  Mesembryanthemum nodiflorum Alice Eastwood 1917-7-20 6450 Los Angeles Santa Catalina Island Comment
  LA99117  Mesembryanthemum nodiflorum R. L. Armacost; 1962-7-20 1502 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  RSA592817  Microseris lindleyi Steve Boyd 1996-4-25 8669 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., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA600925  Mimulus aurantiacus Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Gordon Canyon at Ferguson Motorway. 396 Comment
  LA35261  Mimulus aurantiacus var. pubescens Mary V. Hood; 1939-5-30 Los Angeles Mint Canyon 1523 Comment
  RSA442637  Mimulus aurantiacus var. pubescens Harvey Anderson, C. Epling 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  RSA668845  Mimulus aurantiacus var. pubescens Carl Wishner 2002-4-2 4230 Los Angeles Puente Hills (Whittier Hills portion), along Turnbull Canyon Road, 1,100 feet northwest of Workman Hill. 305 Comment
  UC1211134  Mimulus aurantiacus var. puniceus Huron H. Smith 1912-5-28 5012 Los Angeles Avalon Canyon Santa Catalina Island 182 Comment
  UC130488  Mimulus aurantiacus var. puniceus F. M. Reed 1909-7-2 2816 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  LA200853  Mimulus brevipes Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UCR271984  Mimulus brevipes R. G. Swinney 2011-5-31 14898 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
  RSA762704  Mimulus breweri R. G. Swinney 2008-7-24 9344 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  RSA611525  Mimulus cardinalis Louis C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: Camp Rincon, West Fork San Gabriel River. 450 Comment
  RSA754169  Mimulus cardinalis Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1840 Los Angeles San Gabriel River near Rincon Ranger Station 446 Comment
  UCR248884  Mimulus cardinalis Peter Rubtzoff 1988-10-7 9962 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  UCR259660  Mimulus cardinalis R. G. Swinney 2010-9-7 13721 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA0083159  Mimulus floribundus R. G. Swinney 2010-8-9 13474 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  RSA615520  Mimulus floribundus Louis C. Wheeler 1966-8-21 8845 Los Angeles San Gabriel Mountains: Mount Burnham.. . Comment
  RSA408120  Mimulus fremontii Anstruther Davidson 1911-05 s.n. Los Angeles San Fernando Comment
  RSA774957  Mimulus guttatus R. G. Swinney 2009-5-6 10684 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA239495  Mimulus guttatus M. A. Piehl 1962-6-10 62394 Los Angeles San Clemente Island: canyon E. of Thirst. 305 Comment
  RSA80464  Mimulus guttatus F. W. Peirson 1921-6-19 4721 Los Angeles North Fork of San Gabriel River 1037 Comment
  SBBG127060  Mimulus parishii A. Parikh, N. Gale 2011-6-10 3443 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  RSA781014  Mirabilis laevis R. G. Swinney 2009-5-13 10774 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  LA200673  Mirabilis laevis var. crassifolia Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  POM155575  Mirabilis laevis var. crassifolia M. B. Dunkle 1928-4-11 1847 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  RSA657202  Mirabilis laevis var. crassifolia Joseph M. Keefe 2001-1-19 30980 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  UCR281644  Mirabilis laevis var. crassifolia R. G. Swinney 2014-5-8 16454 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA157801  Mirabilis laevis var. crassifolia Peter H. Raven 1962-5-9 17655 Los Angeles Just N of Gray, San Clemente Island. 366 Comment
  CHSC5096  Monardella breweri subsp. lanceolata M. MacArthur 1967-7-16 81 Los Angeles Charlton flat ca. 1 mi from Angeles Crest hwy., below parking area #12, Angeles National Forest, San Gabriel Mtns. 1524 Comment
  UC213275  Monardella breweri subsp. lanceolata I. M. Johnston 1918-9-1 2139 Los Angeles Brown's Flats San Antonio Mountains 1310 Comment
  RSA670375  Monardella candicans var. exilis Bonnie C. Templeton 1931-5-17 1204 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  UCR166081  Monardella exilis Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA569407  Monardella linoides subsp. stricta Bonnie C. Templeton 1936-7-30 5355 Los Angeles Big Rock Creek, Big Pines Park. 1463 Comment
  CAS-BOT-BC349494  Monolopia lanceolata A. J. McClatchie 1897-4-9 s.n. Los Angeles Palos Verdes Hills near Redondo Comment
  SD237577  Montia fontana R. G. Swinney 2009-5-28 10966 Los Angeles Transverse Range: San Gabriel Mountains: Sulphur Springs Campground, South Fork of Little Rock Creek (Waterman Mountain 7.5'Q) 1584 Comment
  RSA0058207  Morus alba Richard G. Swinney 2010-6-23 13376 A 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
  UCR216859  Morus alba R. G. Swinney 2009-3-12 10103 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  IRVC29289  Muhlenbergia microsperma Anuja Parikh, Nathan Gale 2003-6-5 s.n. Los Angeles Newhall Ranch, western face of the ridge between Potrero and Salt Canyons, just south of the Santa Clara River, survey area 78 N side of Santa Susana Mtns. 305 Comment
  SBBG19162  Muhlenbergia microsperma M. A. Piehl 1963-12-7 631038 Los Angeles opposite Pyramid Head on SE tip of island 21 Comment
  RSA0112072  Muhlenbergia microsperma Steven A. Junak 2000-5-18 SCa- 1296 Los Angeles Santa Catalina Island. W side of 4th of July Cove. 36 Comment
  RSA9733  Muhlenbergia microsperma L. C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  UC1131757  Muhlenbergia rigens Jerome S. Horton 1937-7-16 484 Los Angeles Tanbark Flats Pomona Quadrangle Comment
  RSA0036976  Muilla maritima R. G. Swinney 2010-5-11 12667 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
  UC72244  Muilla maritima Miss E. D. Palmer 1902-4 Los Angeles vicinity Los Angeles; Claremont Comment
  RSA377603  Muilla maritima Christopher Davidson 1975-5-25 2562 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on road 7N23 to Liebre Mountain., ca. 0.4 mile past Sandberg Peak. Angeles National Forest. 1646 Comment
  SD249153  Munzothamnus blairii Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2204 B Los Angeles San Clemente Island, south side of Eagle Canyon. 456 Comment
  SBBG107227  Myriopteris newberryi J. Rebman 1996-4-28 3101 Los Angeles Eagle Cyn on SE side of island 150 Comment
  SEINET893213  Myrtaceae H. M. Hall 1908-1 8234 Los Angeles Soldier's Home Comment
  RSA187826  Nassella cernua R. F. Thorne 1966-4-28 36251 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  RSA713829  Nassella cernua A. C. Sanders 2003-7-15 27100 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks'. 335 Comment
  CAS-BOT-BC175271  Nassella lepida Tim Ross; Steve Boyd 1993-5-23 7279 Los Angeles Upper Clearwater Canyon: very steep slope of SSE aspect, ca 190-230 m W of Plum Spring. NW Los Angeles Co. 783 Comment
  CAS-BOT-BC259913  Nassella lepida Marcus E. Jones 1882-5-2 3544 Los Angeles Pasadena Comment
  POM115253  Nassella lepida Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  UC821953  Nassella lepida Marcus E. Jones, A. M. 1882-5-2 3544 Los Angeles Pasadena Comment
  RSA0112066  Nassella lepida Steven A. Junak 2000-5-6 SCa- 1286 Los Angeles Santa Catalina Island. Above Empire Landing Quarry site. 204 Comment
  RSA0070334  Navarretia atractyloides R. G. Swinney 2010-6-8 13184 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 494 Comment
  SEINET10619229  Nelumbo nucifera Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2559 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  RSA763254  Nemacladus longiflorus var. breviflorus Justin M. Wood 2010-5-10 1623 -A Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  POM17754  Nemacladus sigmoideus F. W. Peirson 1921-5-19 s.n. Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  RSA587205  Nemacladus sigmoideus Orlando Mistretta, Christine Mistretta 1995-5-2 1660 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  RSA706549  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  RSA639035A  Nemacladus sigmoideus R. F. Thorne 1973-5-11 43524 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  RSA584043  Nemophila menziesii var. integrifolia Tim S. Ross 1992-4-21 6210 Los Angeles Glendora Ridge Road: on the divide between upper East Fork San Dimas Canyon & Lower Cow Canyon, daining toward the latter 1317 Comment
  RSA592849  Nemophila menziesii var. integrifolia Steve Boyd, Orlando Mistretta 1996-5-1 8744 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA184061  Nicolletia occidentalis I. L. Wiggins 1966-4-24 20653 Los Angeles Along Palmdale Boulevard between 90 Street E and 150 Street E, about 15 miles E of Palmdale. Mojave Desert. Comment
  UC402659  Nicotiana attenuata Katharine Brandegee Los Angeles Ravena Comment
  POM4067  Nicotiana bigelovii var. wallacei Unspecified 1906-6-4 s.n. Los Angeles Claremont. 366 Comment
  UC1922500  Nicotiana quadrivalvis Scott D. White, A. Warniment 2005-9-13 11224 Los Angeles Tehachapi Mtns.: Slopes & plateaus west of Oso Canyon, ca. 1-2 air miles N of Quail Lake. Comment
  SEINET10851869  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3954 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA670437  Oenothera I. W. Clokey 1929-04 4456 Los Angeles Santa Monica Mountains, Mandeville Canyon. 500 Comment
  UCSB30403  Oenothera deltoides subsp. cognata Krasner, Larry 1975-5-25 Los Angeles 2.5 miles from Calif. 14 on Old Sierra Highway 792 Comment
  RSA0018731  Oenothera elata subsp. hirsutissima LeRoy Gross, Evan Meyer, Bart O Brien 2013-10-17 6203 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  SEINET13383988 Image available Oenothera elata subsp. hirsutissima R. G. Swinney 2010-1 12321 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  POM355620  Oenothera elata subsp. hirsutissima Adele G. Axtman 1931-7-10 s.n. Los Angeles Arroyo Seco, South Pasadena Comment
  UCR131398  Oenothera laciniata Alison Lipman 1998-5-28 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCD106999  Oenothera sinuosa J. B. Perret 1921-7-30 16 Los Angeles San Fernando. Comment
  CAS-BOT-BC427447  Oligomeris linifolia A. J. McClatchie 1893-9-15 468 Los Angeles Catalina Comment
  POM317739  Opuntia littoralis David Walkington 1963-6-20 187 Los Angeles North of Puddingstone Rd., 0.2 miles west of Casa de carrion homestead. 305 Comment
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Aug 13 2014
  JEPS22778  Oreonana vestita Rimo Bacigalupi with Reino Alava 1958-7-20 6435 Los Angeles just s. Mt. Lewis (just w. of Dawson Saddle, along Angeles Crest Hwy. (State Hwy. 2), above headwaters of S. Fork Big Rock Creek, San Gabriel Mts.); San Gabriel Mts. 2429 Comment
  RSA458965  Oreonana vestita Robert Gustafson 1983-7-18 2782 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  UC303497  Oreonana vestita I. Johnston 1917-7-4 1413 Los Angeles near summit of Baldy San Gabriel Mts. Comment
  UC566846  Oreonana vestita Herbert L. Mason 1927-6-15 3781 Los Angeles Old Baldy 2895 Comment
  SBBG31756  Orobanche californica subsp. feudgei R. N. Philbrick 1965-5-20 B 65 -1180 Los Angeles S fork of Little Rock Crk 1051 Comment
  RSA747177  Orobanche californica subsp. feudgei Orlando Mistretta 1992-6-25 615 Los Angeles Horse Flats. Comment
  RSA0059339  Orobanche fasciculata Robin S. Collins 1973-5-28 319 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Canyon, one location found at side of pack trail ca. 2.5-3 miles into canyon. 884 Comment
  RSA0066530  Orobanche fasciculata Robert L. Pendleton 1909-7-2 1353 Los Angeles Santa Catalina Island. Road east of Avalon. 6 Comment
  CHSC1165  Orobanche parishii subsp. parishii E. Thomas 1940-5-12 Los Angeles San Fernando foothills. Comment
  RSA643102  Orobanche parishii subsp. parishii Orlando Mistretta 1992-9-1 789 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1146 Comment
  SEINET10600703  Oryzopsis miliacea Louis C. Wheeler 1967-7-30 Wheeler 10270 Los Angeles San Gabriel Mountains. All Trail CAnyon, BM 3434 near Tom Lucas campground. Sunny, moist sandy loam. 1006 Comment
  UCR65267  Oxalis californica F. R. Fosberg 1931-4-13 S- 4586 Los Angeles Channel Islands, Santa Catalina Island, right fork of Pebble [Pebbly] Beach Canyon 35 Comment
  SDSU602  Oxalis pes-caprae A. H. Gallup 1949-3-5 323 Los Angeles Lasca- common around cultivated area. 152 Comment
  RSA0098825  Oxytheca trilobata R. G. Swinney 2011-6-14 15141 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  CAS-BOT-BC318203  Packera breweri Samuel Bonsal Parish 1887-6-1 1893 Los Angeles Summit of Tejon Comment
  CHSC25022  Paeonia californica T. P. Spira 1977-4-6 101 Los Angeles Ca. 1 mi e of Los Virgines Road, off of Mulholland Way. 180 Comment
  POM148429  Papaver californicum L. R. Abrams 1899-3-31 233 Los Angeles Sepulveda Canyon, Comment
  CAS-BOT-BC253940  Parapholis incurva Alice Eastwood 1906-5-27 190 Los Angeles San Pedro Comment
  CAS-BOT-BC413412  Parietaria hespera var. hespera J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl Comment
  RSA748998  Passiflora caerulea A. C. Sanders, T. B. Salvato 2009-5-21 36900 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 64 Comment
  UCR178615  Passiflora caerulea R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora, Hook Canyon Debris Basin 427 Comment
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Oct 5 2020
  OBI34032  Passiflora caerulea Mark Schneider 1973-5-16 29 Los Angeles Pierce College horticulture area, cultivated Comment
  RSA587394  Pectocarya linearis subsp. ferocula Orlando Mistretta 1992-5-8 271 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  RSA0091360  Pectocarya penicillata R. G. Swinney 2011-4-1 14299 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA708695  Pectocarya penicillata Valerie Soza, Miriam Sidibeh 2003-3-26 1595 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Dr. intersection. 625 Comment
  UCR155650  Pectocarya recurvata A. C. Sanders, T. B. Salvato 2005-4-26 29680 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCD120186  Pectocarya setosa Daryl Koutnik; Bruce Holguin 1978-4-1 219 Los Angeles Elizabeth Lake Road, northwest of Palmdale. 914 Comment
  UCD120194  Pectocarya setosa A. C. Sanders 2003-4-29 26166 Los Angeles Western San Gabriel Mtns. Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  POM193478  Pedicularis densiflora J. B. Feudge 1928-3-12 1960 Los Angeles Devore near San Bernardino. 579 Comment
  SBBG98455  Pelargonium X hortorum T. Ross 1991-5-22 5435 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  CAS-BOT-BC67705  Pellaea andromedifolia Ira L. Wiggins 1949-2-22 11963 Los Angeles San Clemente Island, near north-east end of island 38 Comment
  RSA0081776  Pellaea andromedifolia R. G. Swinney 2010-8-9 13479 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  SFV20792  Pellaea andromedifolia L. Gross 2003-2-22 742 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Brand Canyon. Above the falls area up the west fork drainage area of Brand Canyon. Along east side above canyon bottom. 479 Comment
  RSA651028  Pellaea andromedifolia Witt, Smith, Prieur, Goebel, Hurley 1949-2-7 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  RSA686723  Pellaea andromedifolia M. Bisbee 1917-5-3 s.n. Los Angeles N side Eagle Rock Valley Comment
  SDSU3614  Pellaea andromedifolia Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Garbriel Mtns. rocky bank about 1/8 of a mile down Chantrx Flats Trail. Comment
  JEPS19081  Pellaea mucronata var. mucronata F. R. Fosberg 1932-6-18 8497 Los Angeles just below Camp Baldy; San Antonio Canyon Comment
  RSA605905  Pennisetum clandestinum L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  HSC10544  Pennisetum setaceum C. E. Fellows 1965-4-15 39 Los Angeles 2/10 mi. past Los Angeles city limits on Hwy. 118. Comment
  RSA623866  Pennisetum setaceum Kathleen J. Wilder 1991-5-11 76 Los Angeles Mt. Fiji, on Occidental Campus Comment
  RSA164828  Penstemon caesius Wesley O. Griesel 1963-06 822 Los Angeles San Gabriel Mtns., ridge between Dawson Saddle and Throop Peak. 2622 Comment
  UCR141071  Penstemon caesius June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  NY583787  Penstemon centranthifolius A. D. E. Elmer 06 1902 3606 Los Angeles Acton Comment
  RSA578105  Penstemon centranthifolius Tim S. Ross, Steve D. Boyd 1994-5-10 7696 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit. 854 Comment
  UC2042041  Penstemon centranthifolius Orlando Mistretta 1992-5-16 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski Area. Comment
  UC76103  Penstemon centranthifolius Geo. B. Grant May 1902 938 Los Angeles Glendora Glendora (So. Cal.) Comment
  RSA755945  Penstemon grinnellii R. G. Swinney 2008-7-25 9307 Los Angeles Twin Peaks, east peak. 2357 Comment
  RSA408045  Penstemon grinnellii Fordyce Griffiths Jr. 1911-6-8 1797 Los Angeles Mt. Wilson. Comment
  RSA640734  Penstemon heterophyllus var. australis Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  SBBG66597  Penstemon speciosus R. Hoffmann 1931-4-28 Los Angeles Willow Springs to Neenach, Antelope Valley Comment
  RSA401902  Penstemon spectabilis Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA0094713  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  RSA719745  Penstemon spectabilis var. subviscosus R. G. Swinney, Dave Larson 1996-8-7 5231 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  SD37453  Penstemon spectabilis var. subviscosus Edith A. Purer 1935-5-11 6585 Los Angeles Santa Monica Mountains Comment
  LA94214  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-4-10 1843 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, ca 2 mi S of Mulholland Hwy on W-side. 304 Comment
  RSA747058  Pentagramma triangularis subsp. triangularis R. G. Swinney 2008-5-30 8899 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  UC399561  Pentagramma viscosa F. M. Reed 1909-7-4 2845 Los Angeles hills se of Avalon; Santa Catalina Isl. 335 Comment
  UCR27157  Perideridia parishii T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Horse Flat Campground 1768 Comment
  SFV1550  Peritoma arborea K. A. Wilson 1961-3-11 982 Los Angeles San Gabriel Mountains Bouquet Canyon. 1 mile south of Texas Canyon. 460 Comment
  CAS-BOT-BC73758  Peritoma arborea var. arborea G. B. Grant 1901-4-9 6028 Los Angeles Santa Catalina Island Comment
  SBBG98072  Perityle emoryi T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5236 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  RSA787532  Phacelia austromontana Jane Tirrell 2012-6-4 LS 0057 Los Angeles Crest of ridge at south end of Claude's Ridge, approximately 0.5 miles west of Mt Hawkins 2620 Comment
  UCR190040  Phacelia austromontana R. G. Swinney 1998-9-7 6942 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail c. 0.9 mi. west of saddle between Dawson Pk. and Pine Mtn. 2561 Comment
  RSA426153  Phacelia bicolor Ora M. Clark 1929-3-30 1926 Los Angeles E of Lancaster Comment
  RSA427671B  Phacelia brachyloba Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Antonio Canyon 1524 Comment
  RSA702164  Phacelia brachyloba Michael Honer 2004-6-22 1995 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA756135  Phacelia brachyloba Orlando Mistretta, Christine Mistretta 2008-4-23 2526 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1143 Comment
  CATA1291  Phacelia cicutaria var. hispida Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2380 Los Angeles Santa Catalina Island: Parsons' Landing 3 Comment
  CATA984  Phacelia cicutaria var. hispida Mark L. Hoefs 1994-5-21 1856 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  LA105059  Phacelia cicutaria var. hispida Barry A. Prigge; 1988-7-3 8174 Los Angeles SANTA MONICA MOUNTAINS, ca 0.3 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School. 316 Comment
  POM155787  Phacelia cicutaria var. hispida M. B. Dunkle 1928-4-21 1864 Los Angeles Santa Catalina Island: Renton Mine. 305 Comment
  UCR183989  Phacelia ciliata A. C. Sanders 2007-4-19 33424 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR275018  Phacelia ciliata Michael Honer, Rachel Woodard 2006-4-12 2184 Los Angeles Tehachapi Mountains area., Hills above Oso Cyn, c. 2 miles NNW of Quail Lake; 3 miles west of cement plant rd. 1159 Comment
  RSA0021294  Phacelia cryptantha Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5089 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA756796  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-21 2512 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA271169  Phacelia curvipes C. W. Tilforth 1978-4-17 1531 Los Angeles Bob s Gap, about 2 1/2 mile north-east of Valyermo, north (desert) slopes of San Gabriel Mountains. 1098 Comment
  RSA428000B  Phacelia curvipes Anstruther Davidson 1906-6-7 s.n. Los Angeles Big Rock Creek. Comment
  SD239786  Phacelia curvipes R. G. Swinney 2008-6-17 9027 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
  RSA587403  Phacelia curvipes Orlando Mistretta 1995-4-5 1596 Los Angeles Drainage W of Little Rock Creek Reservoir 1037 Comment
  RSA42309  Phacelia davidsonii Lincoln Constance 1941-6-25 2854 Los Angeles North side of Vincent Gulch 2134 Comment
  NY42988  Phacelia distans J. B. Walker 1995-3-31 1304 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  RSA647859  Phacelia distans LeRoy Gross, Laura Moore 2000-6-5 220 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UC1979848  Phacelia distans James Henrickson, R. F. Thorne 1963-5-5 32311 Los Angeles Cobal Canyon, foothills of the San Gabriel Mountains, ca. 4 miles north of Claremont. Comment
  UCR223024  Phacelia distans R. G. Swinney 2009-4-29 10619 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA592267  Phacelia distans Louis C. Wheeler 1967-5-12 9489 Los Angeles San Gabriel Mountains. Ravine south of summit 4174, east of Vincent. 1250 Comment
  SEINET12280106  Phacelia douglasii H. M. Hall 1903-1 3778 Los Angeles Playa del Rey Comment
  CAS-BOT-BC141541  Phacelia floribunda Steven A. Junak 1996-5-18 SCI - 492 Los Angeles San Clemente Island: W side of island, on S side of lower portion of Middle Ranch Canyon, ca. 150 yards inland from escarpment 48 Comment
  SBBG108908  Phacelia floribunda S. A. Junak 1997-3-11 SCl 744 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.25 mi S of Triangulation Pt Guds 164 Comment
  CLARK-A1528-3007  Phacelia fremontii John C. Roos 1937-5-31 668 Los Angeles Wrightwood Comment
  RSA611648  Phacelia fremontii Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10078 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  UC881115  Phacelia fremontii Lewis S. Rose 1937-4-9 37077 Los Angeles 6 mi se Llano 1036 Comment
  RSA728339  Phacelia fremontii Gary D. Wallace 1982-4-17 1905 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA199686  Phacelia grandiflora I. W. Clokey, Bonnie C. Templeton 1929-04 4450 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UCR150623  Phacelia grandiflora Scott D. White 1997-5-8 5097 Los Angeles Transverse Ranges; San Gabriel Mts region, San Gabriel River Canyon: State Hwy 39 N of Azusa; mountain slopes above San Gabriel Reservoir Comment
  RSA9284  Phacelia grandiflora P. A. Munz 1920-4-29 3800 Los Angeles San Dimas Canyon. 457 Comment
  UC1046928  Phacelia imbricata L. R. Heckard 1953-6-14 496 Los Angeles along road to Horse Flat Public Camp near junction of road to Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  RSA0082878  Phacelia imbricata R. G. Swinney 2011-7-21 15530 Los Angeles Strawberry Peak summit 1860 Comment
  UC1046922  Phacelia imbricata L. R. Heckard 1953-6-15 510 Los Angeles about 5 mi s Acton; Northern foothills of San Gabriel Mountains, Arrastre Canyon 914 Comment
  RSA428015  Phacelia imbricata subsp. imbricata Robert Gustafson 1978-6-1 985 Los Angeles Off dirt road leading into Hungry Valley, ca. .4 mile west from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1250 Comment
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Apr 26 2012
  RSA754002  Phacelia imbricata subsp. patula Unspecified 680621 Los Angeles Angeles National Forest, Upper Chialo Campground 1616 Comment
  JEPS2128  Phacelia longipes Frank W. Peirson 1919-4-19 381 Los Angeles Pacoima Canyon San Gabriel Mountains 487 Comment
  RSA428047  Phacelia longipes Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer s Comment
  RSA607195  Phacelia longipes Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1128 Comment
  UC672841  Phacelia longipes Harlan Lewis and David Dunn 1942-6-2 1713 Los Angeles Ridge Route 2.4 mi n Frenchman Flats Comment
  UCR271246  Phacelia longipes R. G. Swinney 2011-6-1 14968 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  UC1177566  Phacelia lyonii Reid Moran 1958-9-15 6826 Los Angeles lower slopes of canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  POM7593  Phacelia minor P. A. Munz 1920-5-2 3818 Los Angeles San Dimas Canyon. 457 Comment
  UC1587616  Phacelia minor Tim Ross 1991-4-21 4523 Los Angeles just sw old water tank; Whittier Hills (Puente Hills, pro parte), Middle Turnbull Ca 219 Comment
  RSA660759  Phacelia minor J. Doughty 1985-5-11 124 Los Angeles Angeles National Forest: Graveyard Canyon junction of San Gabriel Road and the entrance to Follows Camp. Comment
  SJSU11222  Phacelia minor H. R. Garrett 1962-4-15 Los Angeles upper terminus of Shady Cove Dr, Burbank, Los Angeles 548 Comment
  JEPS1175  Phacelia mohavensis Frank W. Peirson 1921-6-15 962 Los Angeles Pine Flats to Chilao; San Gabriel Mountains Comment
  UCSC003638  Phacelia ramosissima Peter Kamb 1947-6-11 596 Los Angeles Eaton Wash, East of Pasadena. 267 Comment
  RSA428161  Phacelia ramosissima var. austrolitoralis Jack Rempel 1932-5-9 15314 Los Angeles El Segundo. Comment
  UC1375333  Phacelia ramosissima var. latifolia Robert F. Thorne and C. W. Tilforth 1971-6-17 39889 Los Angeles along river 0.7 mi w Soledad Station; N slope of San Gabriel Mts., Soledad Canyon, Santa Clara Riv 609 Comment
  CAS-BOT-BC159100  Phacelia ramosissima var. latifolia Ernest Braunton 1902-7-6 508 Los Angeles L.A. River Comment
  UC1069417  Phacelia ramosissima var. ramosissima Jerome S. Horton 1936-7-18 209 Los Angeles above Dalton Canyon C.C.C. Camp; Pomona Quadrangle, Dalton Watershed 426 Comment
  SBBG121170  Phacelia viscida R. Burgess, P. Munro 1999-4-17 3237 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 457 Comment
  UCR281794  Phalaris aquatica Mitch Provance, Scott Duff 2017-6-29 617- 53 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  UC407310  Phalaris lemmonii LeRoy Abrams 1903-4-9 3234 Los Angeles Inglewood Comment
  UC1536073  Phalaris minor Robert F. Thorne 1975-9-4 47392 Los Angeles Fisherman's Cove Santa Catalina Island (cmapus of USC Marine Science Center); , Fisherman's Cover Comment
  UCR216866  Phalaris minor R. G. Swinney 2009-3-12 10097 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  SBBG59524  Phleum pratense M. N. Ackley -May-1924 8 Los Angeles Eagle Rock 182 Comment
  UC1584874  Pholistoma auritum Tim Ross 1991-4-8 4458 Los Angeles western Pomona (Elephant Hill); San Dimas U.S.G.S. 7.5' Quad., , Elephant Hill 228 Comment
  LA81942  Pholistoma auritum var. auritum O. H. Kappler; 1944-4-2 574 Los Angeles Santa Monica Mountains, Las Flores-Cold Creek Road 548 Comment
  RSA459249  Pholistoma auritum var. auritum Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. 457 Comment
  UC880957  Pholistoma racemosum F. R. Fosberg 1931-3-23 S 4333 Los Angeles s. wall of Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 75 Comment
  UCR71165  Pholistoma racemosum Steve Boyd, L. Arnseth, T. S. Ross 1990-4-8 4407 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  POM158325  Pholistoma racemosum M. B. Dunkle 1928-3-31 1773 Los Angeles Santa Catalina Island. 122 Comment
  SEINET4560564  Phoradendron bolleanum R. G. Swinney 2009-1 11614 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
  UC1434033  Phoradendron densum G. B. Van Schaack 1950-7-31 2983 Los Angeles Acton Comment
  SEINET6057581  Phoradendron densum Unknown 1996-10-14 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  SBBG61551  Phoradendron juniperinum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UCSB17775  Phoradendron leucarpum subsp. tomentosum Gerhart, Janet 1963-4-13 Los Angeles West Fork Ranger Station, 6 mi. east of Junction of U.S. Highway 2 and Mt. Wilson Road at Red Box Ranger Station, San Gabrial mountains 944 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
  RSA420801  Phoradendron macrophyllum Louis C. Wheeler 1932-1-10 437 Los Angeles Puddingstone Dam. 305 Comment
  RSA0072465  Photinia arbutifolia var. macrocarpa E. R. Johnson 1930-1-30 1651 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  POM3999  Phyla lanceolata L. R. Abrams 1901-6-11 1749 Los Angeles New River near Long Beach. Comment
  RSA684039  Phyllospadix torreyi E. Yale Dawson 1958-5-21 19190 Los Angeles Malibu beach, 0.8 mi W of Las Flores Canyon Rd. Station 18; 225-250 from shore base point; mean low water level and below. Comment
  RSA423758  Physalis philadelphica F. R. Fosberg 1930-7-3 S- 3036 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA472030  Picris echioides F. R. Fosberg 1930-6-26 s 3003 Los Angeles Culver Garden. 15 Comment
  CATA3263  Pinus canariensis Julia Parish, Ben Dion 2017-1-30 005 Los Angeles Santa Catalina Island: West side of the upper campsite at Black Jack Campground 495 Comment
  RSA787283  Pinus coulteri R. G. Swinney 2009-6-24 11274 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  RSA588702  Pinus halepensis Orlando Mistretta 1995-7-12 1914 Los Angeles Little Rock Creek 1159 Comment
  UCR256180  Pinus lambertiana R. G. Swinney 2010-9-23 13872 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA384364  Pinus monophylla George R. Johnstone 1928-03 s.n. Los Angeles Near Little Rock, Mojave Desert Comment
  UCR280898  Pinus monophylla R. G. Swinney 2014-5-1 16310 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UCR1279  Pityrogramma triangularis F. C. Boutin 1960-5-4 s.n. Los Angeles San Gabriel Mtns., East side of the lake in San Dimas Canyon 457 Comment
  SBBG119433  Plagiobothrys acanthocarpus S. D. White with S. Leatherman, D. Bramlet, A. Oneal, W. Sangkatavat 2001-4-24 8414 Los Angeles Grasshopper Cyn area near Castaic Lake 518 Comment
  RSA702952  Plagiobothrys arizonicus Scott D. White, Michael Honer 2004-3-30 9962 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  SD253410  Plagiobothrys arizonicus R. G. Swinney 2011-4-1 14288 Los Angeles San Gabriel Mts./SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile S of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  RSA595331  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9340 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  OBI69328  Plagiobothrys canescens John Knapp, Denise Knapp 2003-5-10 65 Los Angeles Catalina Island. 367196.09N x 3695593.63E 274 Comment
  POM50666  Plagiobothrys collinus var. californicus A. J. McClatchie 1897-5-2 s.n. Los Angeles Wilmington Comment
  UCR34448  Plagiobothrys leptocladus A. C. Sanders 1983-4-16 3724 Los Angeles Antelope Valley, W end of Rosamond Dry Lake, Edwards Air Force Base, E end of Ave. 'C 701 Comment
  LA34800  Plagiobothrys nothofulvus Kei Nakai; Frank Almeda 1976-4-5 TCSP 9 9 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, in horse pasture next to pond, near the telescope mount 365 Comment
  UC76140  Plagiobothrys nothofulvus Geo. B. Grant Apr 1902 995 Los Angeles Altadena Comment
  UCR223097  Plagiobothrys tenellus R. G. Swinney 2009-6-2 11020 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
  SBBG105491  Plantago coronopus C. B. Wolf 1932-5-11 3554 Los Angeles W side of Isthmus Harbor Comment
  RSA698373  Plantago erecta J. Vlahos 1935-6-27 s.n. Los Angeles Catalina Island. Comment
  UCR95193  Plantago erecta L. C. Wheeler 1967-5-8 9359 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  PASA23  Plantago hookeriana var. californica Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  LA33982  Plantago major Henry J. Thompson; 1959-11-23 3010 Los Angeles Santa Monica Mountains, Franklin Canyon, shore of upper Franklin Canyon Reservoir 259 Comment
  RSA649008  Plantago major Scott Lowe 1991-5-12 32 Los Angeles San Gabriel River chanel, about 500 m. norht of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  SBBG131746  Plantago ovata S. A. Junak 1999-4-23 SCa 854 Los Angeles S side of island, on ridge below Triangulation Point "Granite" 481 Comment
  RSA402016B  Plantago ovata var. insularis F. R. Fosberg 1931-3-27 S- 4409 Los Angeles Hamilton Canyon, Santa Catalina Island. 100 Comment
  UCD124556  Plantago ovata var. insularis Robert F. Thorne; Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36731 Los Angeles Santa Catalina Island; Salta Verde, approximately N of Salta Verde Point. 243 Comment
  HSC12322  Platanus racemosa Wendell Wood 1970-6-17 10 Los Angeles Chevy Chase and Linda Vista Rd., Glendale 366 Comment
  RSA609130  Platanus racemosa Louis C. Wheeler 1931-10-16 258 Los Angeles Foothills 1/2 mi. E Palmer Canyon. 610 Comment
  LA200731  Platystemon californicus Unknown; 1934-4-22 sn Los Angeles Santa Monica Mountains, Hidden Valley, Lake Sherwood, San Wolf Ranch Comment
  UC118462 Image available Platystemon californicus Mrs. K. Brandegee May 1889 Los Angeles San Pedro Comment
  RSA624001  Poa annua Cora Mae Life 1935-03 s.n. Los Angeles Los Angeles - along roadside everywhere Comment
  UCR258845  Poa annua R. G. Swinney 2010-3-16 11914 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  SEINET10597039  Poa palustris Hollis 1926-7-1 HOLLIS s.n. Los Angeles Jasper Park Comment
  RSA484194  Poa pratensis Gary D. Wallace 1979-5-2 1839 Los Angeles [Arcadia] Along Baldwin Ave, across street from L.A. County Arboretum. Comment
  RSA549600  Poa secunda Timothy S. Ross 1992-4-4 6064 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  UCD90263  Poa secunda A. A. Beetle 1942-4-24 2313 Los Angeles 6 miles W of Llano, Rt. 66. Comment
Read comments
Dec 10 2014
  RSA737075  Polycarpon tetraphyllum Scott D. White, Justin M. Wood 2008-10-7 12558 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR216685  Polycarpon tetraphyllum Dan S. Cooper 2010-5-13 510- 58 C Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  POM254477  Polycarpon tetraphyllum L. S. Rose 1940-5-15 40130 Los Angeles Crastal Dunes, Redondo Bench. Comment
  POM361200  Polycarpon tetraphyllum J. C. Roos 1941-4-1 80 Los Angeles Santa Monica. Comment
  RSA594580  Polygonum arenastrum Louis C. Wheeler 1966-10-6 8956 Los Angeles San Gabriel Mountains. Islip Saddle, Angeles Crest Highway. Comment
  UC1532942  Polygonum argyrocoleon Robert F. Thorne 1975-9-4 47394 Los Angeles Fisherman's Cove Santa Catalina Island, campus of USC Marine Science Center Comment
  POM2366  Polygonum aviculare W. R. Shaw 1900-7-3 77 Los Angeles Claremont. Comment
  CDA22823  Polygonum lapathifolium T. C. Fuller 1958-8-5 Los Angeles San Gabriel Boulevard Bridge, 1 mile east of Rosemead Boulevard. 0 Comment
  CAS-BOT-BC71882  Polypodium californicum Alice Eastwood 1906-6-1 145 Los Angeles Laurel Canyon Comment
  CDA973  Polypodium californicum D. G. Kelch 1991-3-23 1311 Los Angeles Catalina Island. East of Avalon. Comment
  SBBG128177  Polypodium californicum M. L. Hoefs, R. Given 1992-5-16 1789 Los Angeles Wild Boar Gully 152 Comment
  SEINET5778147 Image available Polypodium californicum Marcus E. Jones 1882-1 Los Angeles Pasadena Comment
  UCR194050  Polypodium californicum R. G. Swinney 1998-8-21 6780 Los Angeles San Gabriel Mtns., Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle 1152 Comment
  UCSB62465  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  RSA689959  Polypodium californicum Johnstone 1937-06 s.n. Los Angeles Angeles Crest Highway. Comment
Read comments
Jan 11 2007
  SEINET11714016  Polypodium californicum A. J. Hinde 1883-1 s.n. Los Angeles no further locality Comment
  CAS-BOT-BC232403  Polypogon monspeliensis Ernest C. Twisselmann 1964-5-7 9393 Los Angeles Mojave Desert. Avenue E, 0.5 mile E of Highway US 6, Rosamund region 617 Comment
  CATA1083  Polypogon monspeliensis Mark L. Hoefs 1995-5-16 2033 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA782110  Polypogon monspeliensis A. C. Sanders, Dan S. Cooper 2010-4-30 38157 Los Angeles Madrona Marsh, Torrance 24 Comment
  RSA593491  Polypogon viridis Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8839 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA693283  Polystichum imbricans subsp. curtum May N. Ackley 1928-6-29 110 Los Angeles Dark Canyon Oake Wilde. 701 Comment
  UC380924  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasdena Comment
  POM360795  Populus X parryi F. R. Fosberg 1931-5-7 S 4830 Los Angeles Santa Catalina Island. Cottonwood Canyon, just below Cape Blanco. Comment
  UCR192955  Populus fremontii Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northwest entrance to Griffith Park, lower Oak Canyon adjacent to Travel Town, Los Angeles 165 Comment
  CAS-BOT-BC452112  Potamogeton crispus A. J. McClatchie 1896-1-20 s.n. Los Angeles Arroyo Seco Comment
  UCR210133  Potentilla glandulosa R. G. Swinney 2008-8-13 9390 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  SBBG72444  Potentilla gracilis var. fastigiata Anstruther Davidson 1895-1 Los Angeles Big Rock Crk Comment
  SEINET10628874  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3744 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  RSA612184  Prunus ilicifolia Damian Ross 1997-3-29 20 Los Angeles Bernard Biological Field Station, Claremont Colleges. NE side of Phake Lake. 412 Comment
  UCR216855  Prunus ilicifolia R. G. Swinney 2009-3-11 10094 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  LA200821  Prunus ilicifolia subsp. ilicifolia Jonathan Sauer; R. Minnich 1978-4-9 5990 Los Angeles SANTA MONICA MOUNTAINS, Jones Sepulveda Canyon Reserve, above Chalon Rd between Mount Saint Mary's College and San Diego Frwy. 192 Comment
  SBBG31071  Prunus ilicifolia subsp. lyonii R. F. Thorne 1966-9-15 Los Angeles below rd NW of Parson's Landing 152 Comment
  SEINET10871337  Prunus ilicifolia subsp. lyonii Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4799 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  RSA675936  Pseudognaphalium biolettii LeRoy Gross 2003-3-9 795 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  CAS-BOT-BC356545  Pseudognaphalium biolettii E. R. Blakley 1962-6-10 5226 Los Angeles California Channel Islands. Wilson Cove. San Clemente Island 30 Comment
  CAS-BOT-BC356566  Pseudognaphalium biolettii H. M. Hall 1903-4-1 3773 Los Angeles Playa del Rey near Los Angeles Comment
  RSA660881  Pseudognaphalium biolettii Orlando Mistretta 1992-4-5 144 Los Angeles Guds, San Clemente Island. Comment
  SFV20818  Pseudognaphalium californicum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1085 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  UCR65249  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 S- 4449 Los Angeles Channel Islands, Santa Catalina Island, Camp Frost 380 Comment
  UCR273230  Pseudognaphalium luteoalbum R. G. Swinney 2011-10-18 15817 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  CATA3105  Pseudognaphalium microcephalum Amy Catalano 2016-5-12 109 Los Angeles Santa Catalina Island: White's Landing, gravel trail on northwest side of camp 22 Comment
  LA202101  Pseudognaphalium microcephalum Harlan Lewis; 1940-8-12 sn Los Angeles Santa Monica Mountains, Westwood, UCLA campus Comment
  SEINET4690440 Image available Psidium montanum L. R. Landrum 2014-5-21 12045 Los Angeles Huntington Botanical Garden 30 Comment
  SEINET7106646  Psoralea bituminosa V. Soza, Leroy Gross 2001-4-18 1140 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 fire area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. (Mount Wilson).; 0 396 Comment
  CAS-BOT-BC421198  Pterostegia drymarioides John H. Thomas 1957-5-11 6749 Los Angeles San Gabriel Mountains. About 3 miles north of La Canada near Angeles Crest Highway. 762 Comment
  SDSU9683  Pterostegia drymarioides Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns. Chantry Flats Trail about 1/2 way from canyon floor. Comment
  UC909734  Purshia tridentata var. glandulosa Norman C. Cooper 1948-4-21 2669 Los Angeles Littlerock 762 Comment
  UC1234711  Pycnanthemum californicum D. Gregory 1961-8-10 482 Los Angeles just above the bottom Coldwater Canyon (sw of Mt. San Antonio); San Gabriel Mountains, sw of Mt. San Antonio Comment
  JEPS40266  Quercus George B. Grant Mar 1903 Los Angeles Sawpit Canyon Monrovia Comment
  UCD46927  Quercus X macdonaldii Robert F. Thorne; P. Everett 1965-5-12 34639 Los Angeles Wet margins of small stream in Bulrush Canyon, Santa Catalina Island. 243 Comment
  CAS-BOT-BC45631  Quercus agrifolia F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  POM271866  Quercus berberidifolia Lyman Benson 1947-1-16 12281 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  SEINET238519  Quercus berberidifolia A. C. Sanders, D. Malueg 1998-6-22 22035 Los Angeles San Gabriel Mtns.: La Canada SCE Gould Substation off Hwy 2 Gould Canyon. 595 Comment
  UCD45256  Quercus berberidifolia Daryl Koutnik; Bruce Holguin 1978-4-1 227 Los Angeles common shrub in chaparral. Antelope Valley side of road from Lake Hughes to Fairmont Resevoir. Elevation 3500 feet. 1066 Comment
  UCR197182  Quercus berberidifolia Valerie Soza, LeRoy Gross 2001-5-9 1198 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 134 274 Comment
  UCSB72065  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 396 Comment
  UCSB72069  Quercus berberidifolia Gross, LeRoy; Soza, Valerie; Gilbert, Neil 2000-10-18 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 609 Comment
  RSA350136  Quercus berberidifolia Wesley O. Griesel 1986-2-27 s.n. Los Angeles Henderson Canyon, Verdugo Mountains Comment
  CAS-BOT-BC62530  Quercus chrysolepis Marcus E. Jones 1931-10-10 q 28586 Los Angeles San Antonio Canon Comment
  POM2096  Quercus chrysolepis C. F. Baker 1909-3-20 5240 Los Angeles San Gabriel Mountains near Claremont. Comment
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Oct 10 2009
  RSA476897  Quercus chrysolepis F. R. Fosberg 1931-8-10 S 5641 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  RSA488015  Quercus chrysolepis Mark Hoefs, D. Propst 1974-5-10 465 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  UCD45552  Quercus chrysolepis Ernest Braunton 1928-8-5 6383 Los Angeles San Gabriel Canon. Comment
  CAS-BOT-BC86392  Quercus dumosa Herman Knoche 1919-6-24 858 Los Angeles Catalina Island Comment
  SEINET10477870  Quercus dumosa Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4766 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA653529  Quercus durata var. gabrielensis LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 290 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  CAS-BOT-BC94186  Quercus engelmannii Le Roy Abrams 1901-4-13 1490 Los Angeles Sierra Madre Comment
  CATA1958  Quercus engelmannii Ralph N. Philbrick, Robert F. Thorne 1967-5-18 220 Los Angeles Santa Catalina Island: Lower-middle Bulrush Canyon, Salta Verde 0 Comment
  POM295270  Quercus engelmannii Lyman Benson 1949-10-20 14272 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  SEINET6654706  Quercus engelmannii Robert F. Thorne 1980-4-26 54146 Los Angeles Channel Islands, Santa Catalina Island, Blackjack Camp. W slope of Blackjack Peak.; 0 Comment
  UCR50682  Quercus engelmannii Lyman Benson 1960-7-20 16073 Los Angeles San Gabriel Valley, Ganesha Hills, Pomona, Pacific slope 366 Comment
  UCSB34879  Quercus engelmannii Lloyd, Robert 1959-3-12 Los Angeles Near 1400 Rancho Rd., Arcadia, Calif., near foothills of San Gabriel Mts. 171 Comment
  SEINET8987487  Quercus john-tuckeri Unknown 2013-1 239 Los Angeles Rancho Santa Ana Botanic Garden Comment
  LA205311  Quercus kelloggii Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA476811  Quercus kelloggii Bonnie C. Templeton 1933-5-15 5136 Los Angeles Toward Jackson Lake, Big Pines Park, San Gabriel Mts. 1921 Comment
  JEPS37327  Quercus pacifica W. L. Jepson 1908-7-13 3047 Los Angeles Catalina Island Comment
  CAS-BOT-BC257779  Quercus tomentella P. S. Manos 1988-10-28 684 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 Comment
  CAS-BOT-BC258376  Quercus tomentella P. S. Manos 1988-10-28 678 Los Angeles San Clemente Island, Stone Canyon 182 Comment
  CAS-BOT-BC104852  Quercus wislizeni Timothy S. Ross; Steve Boyd 1995-6-28 8621 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  CAS-BOT-BC104865  Quercus wislizeni W. R. Dudley 1899-7-22 s.n. Los Angeles Mount Lowe. San Gabriel Mts. Comment
  CAS-BOT-BC362466  Rafinesquia californica Le Roy Abrams 1901-4-8 1432 Los Angeles Devil's Gate Comment
  RSA0088254  Rafinesquia californica R. G. Swinney 2010-5-25 12958 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
  RSA400003  Ranunculus hebecarpus I. W. Clokey, Bonnie C. Templeton 1929-04 4429 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  POM99239  Ranunculus hebecarpus Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  RSA653642  Raphanus sativus S. Koukol, R. Koukol 1998-5-3 39 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  SD31165  Raphanus sativus Edith A. Purer 1931-2-21 156 Los Angeles Palos Verdes Comment
  UC1364337  Rhamnus H. H. Rudy 1909-8-22 Los Angeles Monrovia Comment
  RSA7783  Rhamnus californica Carl B. Wolf 1927-12-31 s.n. Los Angeles Occidental College Campus. Comment
  UCR132301  Rhamnus californica John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  RSA0112524  Rhamnus californica subsp. californica Richard G. Swinney 2011-10-13 15786 Los Angeles San Gabriel Mountains: Chilao Flat, jct. of Chilao flat rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  RSA390143  Rhamnus californica subsp. californica M. B. Dunkle 1933-6-17 3585 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  UC440439  Rhamnus californica subsp. californica H. Anderson and Carl Epling 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  JEPS41979  Rhamnus crocea Frank W. Peirson 1919-3-27 339 Los Angeles w of Arroyo Seco; San Gabriel Mountains 396 Comment
  LA207741  Rhamnus crocea Carl Epling; 1926-4-24 sn Los Angeles Mint Canyon 1523 Comment
  RSA7828  Rhamnus crocea Carl B. Wolf 1928-3-29 1593 Los Angeles 1 mile north of Castaic. Comment
  UC1595460  Rhamnus crocea Tim Ross 1992-4-27 6251 Los Angeles s side Indian Hill Mesa (sw of RSA grounds); Claremont, Ontario U.S.G.S. 7.5' Quad. 393 Comment
  UCR108198  Rhamnus crocea Erin Hewgley, J. Gural 1997-4-27 21 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW coner of Mills Ave. and Fotthill Boulevard. Directly west of main paved road, west of north-south fire road, north of small, dry, gully 412 Comment
  LA52141  Rhamnus ilicifolia A. M. Johnson; 1928-2-16 2799 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA535558  Rhamnus ilicifolia Tim S. Ross 1991-9-2 5921 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Triunfo Pass. 488 Comment
  CAS-BOT-BC59785  Rhamnus pirifolia E. R. Blakley 1963-12-8 6380 Los Angeles Head of canyon above Mosquito Cove and between Triangulation Points Malo and Chenity. San Clemente Island. 365 Comment
  RSA390856  Rhamnus pirifolia Reid V. Moran 1941-2-2 608 Los Angeles Santa Catalina Island, Johnson's Valley 20 Comment
  RSA390865  Rhamnus pirifolia F. R. Fosberg 1931-7-16 S 5604 Los Angeles Gallagher's Canyon, right fork; Santa Catalina Island. 50 Comment
  CAS-BOT-BC200704  Rhus aromatica Carl B. Wolf 1928-3-29 1565 Los Angeles 3 mi. s.w. of Neenach at junction of Pine Canyon and Sandberg roads Comment
  LA200135  Rhus integrifolia Norman A. Cole; May 1964 332 Los Angeles SANTA MONICA MOUNTAINS, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico. Site 9. 152 Comment
  SBBG128348  Rhus integrifolia D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 1 Los Angeles Deer Valley Trail 4 Comment
  UC109843  Rhus integrifolia T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UCR212790  Rhus integrifolia Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1806 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive], Lario San Gabriel River Trail Park, east of bike path on 2nd bank 180 Comment
  SBBG125890  Rhus lancea A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37005 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  CHSC34568  Rhus ovata Carole Gale 1979-5-12 10 Los Angeles Ca. 8mi. N. of Pasadena in Angeles National Forest, 10.5 mi. N. of junction with 210 H. wy. on Angeles Crest Highway in San Gabriel Mts. Comment
  POM158298  Rhus ovata M. B. Dunkle 1928-3-11 1723 Los Angeles Grand Canyon, Santa Catalina Island. Comment
  RSA155355  Rhus ovata P. H. Raven 1962-5-21 17803 Los Angeles Santa Catalina Island. Upper Bullrush Canyon, ridge on west side. 290 Comment
  SD90466  Rhus ovata Robert F. Thorne 1970-3-5 39375 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  SEINET13384026 Image available Rhus ovata R. G. Swinney 2010-1 12103 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA720246  Ribes aureum var. gracillimum LeRoy Gross 2007-4-27 2653 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  SBBG98200  Ribes californicum I. W. Clokey, B. Templeton -Mar-1929 Los Angeles Mandeville Cyn 300 Comment
  POM293827  Ribes californicum var. hesperium Lyman Benson 1945-12-10 11975 Los Angeles Mouth of Dalton Canyon. San Gabriel Mt. Ranges. 335 Comment
  SBBG119308  Ribes californicum var. hesperium V. Soza, K. Hughes 1999-6-17 568 Los Angeles upper Winter Crk Trail; T1N R11W NW/4, NW/4 S3 792 Comment
  UCSB38061  Ribes californicum var. hesperium Roos, J. 1966-2-4 Los Angeles Claremont Comment
  CAS-BOT-BC93396  Ribes cereum Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  SEINET13942450 Image available Ribes divaricatum Louis C. Wheeler 1934-1 2452 Los Angeles San Gabriel River at 240 ft altitude 73 Comment
  POM46B  Ribes indecorum P. A. Munz 1918-3-28 2007 Los Angeles Claremont. Wash near Palmer s Canyon. Comment
  UC1583144  Ribes indecorum Tim Ross, Steve Boyd 1990-5-14 2462 Los Angeles Yerba Buena Ridge, Tujunga Ranger District San Gabriel Mountains, Angeles National Forest 1155 Comment
  CAS-BOT-BC173429  Ribes malvaceum Roxana S. Ferris 1941-3-10 10324 Los Angeles West of U.S. Highway #99 near Pico Canyon road, Santa Susana Mountains 472 Comment
  CDA25552  Ribes malvaceum D. G. Kelch 1991-3-24 1338 -B Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  SFV16777  Ribes malvaceum J. D. Dilley 1997-1-17 s. n. Los Angeles Santa Monica Mountains Studio City. 0.5 miles down Betty Dearing Trail on Mulholland Drive west of Laurel Canyon Drive. 610 Comment
  UCR182561  Ribes malvaceum Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  SBBG96965  Ribes malvaceum var. clementinum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4307 Los Angeles near Malo Pt, first cyn S of Bryce Cyn, below Malo Benchmark Comment
  RSA0021646  Ribes malvaceum var. malvaceum Paul Aigner 1992-4-6 s.n. Los Angeles San Clemente Island: NW facing rim of gully 2200m NW (along the coast) from White Rock. 671 Comment
  JEPS22772  Ribes nevadense Rimo Bacigalupi with Reino Alava 1958-7-20 6429 Los Angeles n slopes Mt. Hawkins (along Angeles Crest Highway (State Highway 2), headwaters of South Fork of Big Rock Creek); San Gabriel Mts., Big Rock Creek 2194 Comment
  RSA549818  Ribes nevadense Wandalee Thompson 1956-6-26 98 Los Angeles Williamson rocks, Rattlesnake Creek, Mt. Williamson, 3 miles S of Devils Punchbowl State Park. Angeles National Forest, San Gabriel Mts. Comment
  RSA84973  Ribes roezlii F. W. Peirson 1919-6-14 690 Los Angeles near top of Big Rock Creek 1951 Comment
  CAS-BOT-BC186152  Ribes roezlii var. roezlii Tim Ross 1990-8-17 3170 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2121 Comment
  CAS-BOT-BC186165  Ribes roezlii var. roezlii 1902-6-1 s.n. Los Angeles Summit of Mt. Lowe 1828 Comment
  POM201727  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam. 305 Comment
  UC1018200  Ribes speciosum J. Warren 1952-3-2 Los Angeles Savage Canyon Comment
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Aug 6 2015
  UC150060  Ribes speciosum LeRoy Abrams 1902-3-11 3118 Los Angeles Sepulveda Canyon Santa Ana Mts. Comment
  UCR209988  Ribes velutinum R. G. Swinney 2008-7-16 9246 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UC858627  Ribes viburnifolium Ezra C. Knopf 249 Los Angeles Santa Catalina Island Comment
  CDA4891  Ricinus communis T. C. Fuller 1958-8-5 1959 Los Angeles Northeast of Foothill Boulevard at Hillard Avenue, La Canada. 0 Comment
  RSA681151  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
  UCR259938  Robinia pseudoacacia R. G. Swinney 2010-4-1 12148 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  SBBG31362  Romneya coulteri R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles S of Avalon Golf Course 91 Comment
  RSA714794  Rorippa curvisiliqua A. C. Sanders 2003-5-26 25860 Los Angeles San Gabriel Valley: long abandoned gravel pit on the boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 Fwy east of the San Gabriel River Channel. 159 Comment
  UCR210545  Rorippa nasturtium-aquaticum R. G. Swinney 2008-12-4 9937 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA719749  Rosa californica R. G. Swinney, Dave Larson 1996-7-17 5148 Los Angeles San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  SEINET3157411  Rosa californica G. B. Grant 1131 Los Angeles Pasadena Comment
  RSA0116191  Rosa woodsii subsp. gratissima R. G. Swinney 2011-10-13 15789 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  JEPS44773  Rubus parviflorus F. W. Peirson 1921-6-17 1958 Los Angeles on Chilao-Islip Trail at crossing Little Rock (San Gabriel Mts.); , crossing of Little Rock 1981 Comment
  POM366432  Rubus ursinus Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  POM366447  Rubus ursinus Louis C. Wheeler 1932-3-12 484 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  RSA584956  Rubus ursinus Tim S. Ross, Steve D. Boyd 1990-6-1 2775 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  POM366438  Rubus ursinus Gary D. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon Comment
  RSA595632  Rumex conglomeratus Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2392 Los Angeles Santa Catalina Island, below upper Cape Canyon Reservoir. 305 Comment
  SD69670  Rumex crispus Robert F. Thorne, P. Everett 1965-6-23 34956 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon, stream bed 91 Comment
  UCR92110  Rumex crispus B. G. Pitzer, Paul Gomez 1996-4-28 2748 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  CAS-BOT-BC433578  Rumex hymenosepalus Le Roy Abrams 1901-4-6 1399 Los Angeles Monte Vista Comment
  RSA252951  Rumex hymenosepalus Robert F. Thorne, Gary D. Wallace 1973-4-24 43408 Los Angeles SAN GABRIEL MTS., MOJAVE DESERT SLOPE: junction of Pallett Creek and Longview Roads, c. 4 mi S of Pearblossom 1174 Comment
  RSA466113  Rumex salicifolius Robert Gustafson 1981-5-27 2231 Los Angeles Ballona Wetlands, Area 2. Also in Area 1. Comment
  UC1601400  Rumex salicifolius var. salicifolius L. R. Abrams and I. L. Wiggins 1931-7-6 366 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UC866252  Rupertia physodes Marcus E. Jones, A. M. 1882-5-2 2691 Los Angeles Pasadena Comment
  SD80056  Sagina decumbens subsp. occidentalis C. W. Tilforth 1970-4-9 255 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  UCR197773  Salazaria mexicana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 116 A Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
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May 3 2013
  CATA343  Salicornia pacifica Mark L. Hoefs 1973-7-20 384 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  RSA127826  Salicornia virginica H. J. Thompson 1959-9-6 14369 Los Angeles Near mouth of Malibu creek. 3 Comment
  CAS-BOT-BC103746  Salix exigua G. L. Moxley 1922-6-12 1107 Los Angeles San Francisquito, West of PH#1 Comment
  UCR205720  Salix exigua A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36927 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  RSA482505  Salix gooddingii Richard Noyes, L. Arnseth 1988-4-30 541 Los Angeles Claremont. Foothills of San Gabriel Mountains. North facing slope of Thompson Creek Dam. 500 Comment
  UC184273  Salix laevigata A. D. E. Elmer June, 1902 3673 Los Angeles Lancaster Comment
  RSA0065848  Salix lasiolepis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6779 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC492357  Salix lasiolepis F. R. Fosberg 1931-1-26 7172 Los Angeles at top of grade between Calabasas and Agoura 285 Comment
  RSA657938  Salix lucida subsp. lasiandra Joseph M. Keefe 2000-12-12 s.n. Los Angeles Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, 91208. 244 Comment
  UC506427  Salix melanopsis Joseph Andorfer Ewan 1932-6-15 7306 Los Angeles Chilao San Gabriel Mts., Chilao 1615 Comment
  SBBG44384  Salsola tragus G. Sphon, D. Hearn 1956-5-30 9 Los Angeles Black Butte, Antelope Valley Comment
  CDA23509  Salsola tragus R. E. Riefner Jr. 2007-5-12 07 -197 Los Angeles City of Santa Clarita, near Lyons Avenue and Avenue Dorena. Comment
  RSA444933  Salsola tragus F. R. Fosberg 1931-8-30 S 5616 Los Angeles El Segundo 5 Comment
  RSA469662  Saltugilia splendens subsp. grantii L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  RSA598585  Saltugilia splendens subsp. splendens L. C. Wheeler 1967-5-24 9726 Los Angeles San Gabriel Mountains: Indian Canyon. 793 Comment
  RSA226067  Saltugilia splendens subsp. splendens R. F. Thorne, C. W. Tilforth 1971-6-17 39927 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  HSC14320  Salvia apiana C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  POM156528  Salvia apiana L. R. Abrams 1902-7-3 2642 Los Angeles Sierra Madre. Comment
  SBBG79123  Salvia apiana F. R. Fosberg 1931-5-6 4808 Los Angeles near edge of Cape Cyn 280 Comment
  UC25670  Salvia carduacea J. Burtt Davy May 9 1896-May 24 1896 2665 Los Angeles between Gorman's and Manzana (Antelope Valley); Antelope Valley Comment
  RSA0073268  Salvia columbariae Orlando Mistretta, Christine Mistretta 2005-4-21 2073 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA401455B  Salvia columbariae M. B. Dunkle 1929-4-7 2111 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  UC1871053  Salvia columbariae T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3939 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  RSA401459B  Salvia columbariae Robin S. Collins 1973-4-9 227 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon., ca. 1/2 - 1 mile into cyn. along pack trail 640 Comment
  RSA401466B  Salvia columbariae Anstruther Davidson 1890-04 s.n. Los Angeles [No location information on label.] Comment
  RSA82999  Salvia columbariae F. W. Peirson 1919-3-30 335 Los Angeles Hills west of the Arroyo Seco, west of Pasadena 427 Comment
  SEINET11340543  Salvia dorrii Unknown 2010-5-19 12788 Los Angeles San Gabriel Mountains Comment
  SFV21880  Salvia dorrii L. L. Zung 2011-5-17 9 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  RSA147410  Salvia dorrii var. pilosa Thomas Craig 1927-6-19 473 Los Angeles Near Little Rock Dam, north base San Gabriel Mts. Comment
  POM220809  Salvia leucophylla C. Epling, Lincoln Ellison 1929-5-18 s.n. Los Angeles Santa Monica Mountains: Topanga Canyon. Comment
  RSA714193  Salvia mellifera Valerie L. Soza, Miriam Sidibeh 2003-3-26 1618 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA724463  Salvia mellifera K. Dobry 1991-3-15 417 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA725913  Salvia mellifera Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 433 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  UC519725  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7452 Los Angeles Verdugo Canyon Storm Channel Comment
  RSA550701  Sambucus mexicana T. S. Ross, Annette H. Ross 1991-7-29 5699 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  UC1871272  Sambucus mexicana T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3989 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  RSA0036168  Sambucus mexicana Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  RSA99341  Sambucus mexicana F. W. Peirson 1921-7-21 8650 Los Angeles Arraster Creek, San Gabriel Mountains. 945 Comment
  HSC3970  Sambucus nigra subsp. caerulea David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA0069772  Sambucus nigra subsp. caerulea LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6990 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
  RSA776473  Sambucus nigra subsp. caerulea Jane Tirrell 2011-8-19 LS- 39 Los Angeles South side of Highway 2 in Big Rock Creek drainage. 2308 Comment
  SBBG38682  Sanicula arguta R. Moran 1941-2-17 579 Los Angeles Middle Ranch 500 Comment
  UC1605192  Sanicula graveolens Tim Ross, Orlando Mistretta, Alex Quici 1990-6-27 3888 Los Angeles between Cow Spring Canyon and Horse Camp Canyon (Liebre Mountain); Liebre Mountain 1338 Comment
  UC1605250  Sanicula tuberosa Tim Ross, Steve Boyd 1993-5-23 7177 Los Angeles Clearwater Canyon, ca. 170-230 m WSW of Plum Spring Liebre Mountains 769 Comment
  HSC24881  Sarcodes sanguinea Pat Barber Jun 1967 Los Angeles 30 mi. ENE of La Canada on Hwy. 2 at Charlton Flats in Gabriel Mtns. Comment
  UCR179240  Sarcostemma cynanchoides R. G. Swinney 1989-9-16 s.n. Los Angeles San Gabriel Mtns., Glendora, 0.4 mi. east of Glendora Mountain Rd. on Big Dalton Canyon Road 360 Comment
  RSA670183  Satureja mimuloides Ian Swift 2001-7-2 236 Los Angeles Middle Fish Canyon, 1.5 miles north of Cienega Campground 808 Comment
  RSA202930  Schinus molle L. C. Wheeler 1932-7-9 948 Los Angeles 1 mile SW San Dimas. Comment
  SBBG107472  Schinus molle S. L. Crockett, M. L. Hoefs, S. A. Junak, G. Allan 1996-10-31 548 Los Angeles Mt Black Jack Cmpgrd 451 Comment
  SBBG31210  Schinus molle R. F. Thorne 1966-9-16 36708 Los Angeles N slope of Black Jack Mtn 411 Comment
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Jan 31 2012
  UCR190852  Schismus arabicus R. G. Swinney 1999-7-5 7531 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
  UCR155374  Schismus barbatus A. C. Sanders 2005-5-5 29915 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
  UCR216750  Schismus barbatus R. G. Swinney 2009-2-20 10011 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CATA854  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1663 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA365990  Schoenoplectus pungens Edith A. Purer 1931-8-4 s.n. Los Angeles Hollywood by the sea. Comment
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May 15 2014
  UC841027  Scirpus maritimus I. Johnston 1917-6-10 1318 Los Angeles Playa del Rey Playa del Rey (Salt Marsh, Southern California) Comment
  SD253325  Scirpus microcarpus R. G. Swinney 2011-10-13 15798 Los Angeles San Gabriel Mountains; Chilao Flat, FS road crossing of Chilao stream, E of Chilao Visitors Center and W of Hwy 2 (Chilao Flat 7.5'Q) Canyon bottomoutside 2009 Station Fire burn. 1622 Comment
  LA200886  Scrophularia californica subsp. californica Jerry Kove; 1962-5-8 sn Los Angeles Comment
  SFV7087  Scrophularia californica subsp. floribunda T. Gordon, M. H. Grayum 1974-12-2 787 Los Angeles Santa Monica Mountains Along stream bed in Fryman Canyon. 259 Comment
  OBI69283  Scrophularia villosa John Knapp, Denise Knapp 2003-4-13 14 Los Angeles Catalina Island 55 Comment
  SBBG71223  Scutellaria siphocampyloides V. Duran 1933-7-8 3503 Los Angeles Horse Flats 1676 Comment
  UCR209974  Scutellaria siphocampyloides R. G. Swinney 2008-7-25 9318 Los Angeles San Gabriel Mtns., Twin Peaks Saddle, between Waterman Mtn. and Twin Peaks, the southernmost of the two saddles 2000 Comment
  LA209610  Selaginella asprella Lawrence L. Kiefer; 1966-7-30 2287 Los Angeles San Gabriel Mountains, Trail 10W06 to Twin Peaks Divide, ca 0.5 mi up the trail from Three Points 1828 Comment
  RSA683689  Selaginella asprella Louis E. Hoffman 1931-12-23 s.n. Los Angeles [Chilao] Flats 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
  POM243884  Selaginella bigelovii Marcus E. Jones 1882-2-25 3023 Los Angeles Pasadena. Comment
  RSA683750  Selaginella bigelovii Blanche Trask 1900-03 s.n. Los Angeles Near Avalon, Santa Catalina Island. Comment
  UC399196  Selaginella bigelovii C. F. Millspaugh 1920-1-2 4502 Los Angeles road beyond Golf Links; Santa Catalina Isl. Comment
  LA32048  Senecio breweri Henry J. Thompson; 1959-4-19 1940 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UC35948  Senecio californicus H. P. Chandler 1897-2-10 Los Angeles Claremont Comment
  CAS-BOT-BC174665  Senecio flaccidus var. douglasii Timothy S. Ross; Steve Boyd 1994-7-7 8152 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  RSA0106500  Senecio flaccidus var. douglasii R. G. Swinney 2011-6-29 15334 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek. 1098 Comment
  RSA351072  Senecio ilicetorum Anstruther Davidson 1892-6-12 s.n. Los Angeles Pasadena Trail. Wilson Peak. San Gabriel Mountains Comment
  CAS-BOT-BC341195  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Santa Catalina Island. Between Avalon & Pebbly Beach 30 Comment
  RSA0057928  Senecio vulgaris Richard G. Swinney 2010-3-16 11950 Los Angeles San Gabriel Mountains/Verdugo Mountains: confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  POM193  Senecio vulgaris I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  UCR220085  Senna Fred M. Roberts, Ian Cain, Chezzy W. Brungraber 2010-5-3 7294 Los Angeles Los Angeles Basin, Montebello Hills, oil field above Sycamore Canyon and North Montebello Blvd, 0.6 km southeast of Paramount Blvd Bridge over Pomona Fwy 138 Comment
  CAS-BOT-BC243584  Setaria parviflora Ernest C. Twisselmann 1971-9-19 18513 Los Angeles Ingraham Street at Lucas Street, downtown district, Los Angeles 60 Comment
  POM294592  Setaria viridis Lyman Benson 1955-1-22 15405 Los Angeles Sumner Hall, Pomona College. 366 Comment
  CDA36376  Sherardia arvensis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36980 Los Angeles San Gabriel Valley; Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines. Comment
  RSA179937  Sidalcea malviflora subsp. sparsifolia E. C. Twisselmann 1965-5-18 10855 Los Angeles Along the Lancaster Road ca. 3 miles southeast of Gorman. 1098 Comment
  SBBG96802  Silene gallica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4240 Los Angeles lower half of China Cyn Comment
  UCR68914  Silene gallica Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4240 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA650326  Silene gallica Harold Lint, D. B. Dunn 1948-3-10 308 Los Angeles Bonita & Irwindale, Irwindale, Comment
  LA94362  Silene laciniata subsp. laciniata Monte Lloyd; 1950-7-23 500723p 1435 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  SD181613  Silene laciniata subsp. major LeRoy Gross, Michael Denslow,B. Hogshead,Sarah Swartzentruber 2003-6-17 1047 Los Angeles Transverse Ranges,Verdugo Mtns,S side of mtns,Brand Cyn,above lg waterfall where cyn forks off; Burbank 7.5' quad. A smaller side cyn branches off to the E of main cyn; side cyn narrows quickly to a bedrock waterfall (or seep); area burned last year. 519 Comment
  RSA640314  Silene laciniata subsp. major L. C. Wheeler 1931-5-22 s.n. Los Angeles San Gabriel Mountains: Live Oak. Comment
  RSA802432  Silene verecunda subsp. platyota Orlando Mistretta, Cher Batchelor 2011-7-27 5990 Los Angeles Arroyo Seco Cyn drainage. Angeles Crest Hwy, near mile market no. 31. 975 Comment
  POM6151  Silybum marianum I. M. Johnston 1917-5-13 1025 Los Angeles El Monte 84 Comment
  CAS-BOT-BC74902  Sinapis alba Carl B. Wolf 1936-5-10 7783 Los Angeles East of Whittier, near Michigan Avenue and on north side of Whittier Boulevard. 106 Comment
  UCR124754  Sisymbrium altissimum B. C. Templeton 1932-6-17 4912 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR209497  Sisymbrium altissimum R. G. Swinney 2008-6-17 9035 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  POM477  Sisymbrium altissimum C. L. Hitchcock 1918-7-5 16 Los Angeles Van Nuys. Comment
  UCR145908  Sisymbrium erysimoides Michael Denslow, Steve Boyd 2003-5-7 1089 Los Angeles Transverse Ranges; San Gabriel Mtns, North of Azusa at the end of Glendora Ridge Motorway (1N26) in small unnamed cayon just above small Avocado orchard 274 Comment
  SBBG31368  Sisymbrium irio R. F. Thorne 1966-4-4 35749 Los Angeles isthmus 12 Comment
  RSA191147  Sisymbrium officinale R. F. Thorne, M. Z. Thorne 1967-6-25 37113 Los Angeles Evey Canyon 716 Comment
  RSA0085346  Sisymbrium orientale R. G. Swinney 2010-5-4 12527 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
  UCR259919  Sisymbrium orientale R. G. Swinney 2010-3-16 11949 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCR265513  Sisymbrium orientale Dan S. Cooper 2015-3-22 315- 26 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. 233 Comment
  SBBG109045  Sisymbrium orientale S. A. Junak 1996-5-29 SCl 545 Los Angeles China Pt Rd, ca. 1.3 mi S of intersection with San Clemente Ridge Rd 289 Comment
  UCD115666  Sisymbrium orientale Mary H. Ward 1973-3-26 157 Los Angeles Manhattan Beach. Comment
  SBBG11565  Sisyrinchium bellum E. R. Blakley 1959-4-5 2733 Los Angeles beach cliff on W side of Point Dume 15 Comment
  SD186348  Solanum americanum A. C. Sanders, T. B. Salvato 2005-5-24 30243 Los Angeles Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  SD237632  Solanum americanum A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37173 Los Angeles Los Angeles Basin Region: Los Angeles, Watts area, 658 East 111th Place between Stanford Ave. and Avalon Blvd. (Inglewood 7.5'Q) 34 Comment
  LA51799  Solanum douglasii Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA597785  Solanum douglasii Scott D. White 1996-3-18 3838 Los Angeles Marina del Rey area. Ballona Creek, floodplain and adjacent N-facing slope, W of Lincoln Blvd. and S of Jefferson Blvd. 3 Comment
  RSA646128  Solanum douglasii Orlando Mistretta 1992-9-16 808 Los Angeles San Gabriel Mountains: Oak Springs, Tujunga Ranger District. Comment
  UCR139427  Solanum douglasii Fay A. MacFadden 1931-3-13 6 E Los Angeles La Tuna Canyon, Verdugo Hills 488 Comment
  UCR255823  Solanum douglasii R. G. Swinney 2010-5-4 12507 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR256151  Solanum douglasii R. G. Swinney 2010-4-20 12313 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  JEPS12083  Solanum douglasii W. L. Jepson 1920-5-3 8919 Los Angeles Mission San Fernando Comment
  RSA576127  Solanum douglasii F. H. Elmore 420 Los Angeles San Clemente Island. Comment
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May 16 2008
  POM305770  Solanum elaeagnifolium Henry J. Ramsey, Henry J. Ramsey 1937-6-27 954 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  RSA187657  Solanum elaeagnifolium Robert F. Thorne 1966-9-15 36693 Los Angeles Santa Catalina Island. Near corral at riding stables, Avalon. 15 Comment
  UCD126911  Solanum elaeagnifolium Robert F. Thorne 1966-9-15 36693 Los Angeles Santa Catalina Island, at riding stables, Avalon. 15 Comment
  UCR131617  Solanum triflorum L. C. Wheeler 1932-8-6 1124 Los Angeles San Gabriel Valley, 2.5 miles NNE of Claremont 427 Comment
  CAS-BOT-BC156777  Solanum umbelliferum J. T. Howell 1931-6-6 6670 Los Angeles Sandberg's, Ridge Route Comment
  POM293656  Solanum umbelliferum Lyman D. Benson 1945-6-5 11759 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA600058  Solanum umbelliferum Steve D. Boyd, Lauren Raz 1997-5-20 9813 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
  RSA600749  Solanum umbelliferum Louis C. Wheeler 1967-6-15 9824 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  RSA80396  Solanum umbelliferum F. W. Peirson 1921-2-26 2792 Los Angeles Topango Canyon, Santa Monica Mts. 457 Comment
  UCR189889  Solanum umbelliferum R. G. Swinney 1998-7-27 6498 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  NY820382  Solanum xanti L. Abrams 1908-6-20 380 Los Angeles Liebre Mountains 1463 Comment
  NY820450  Solanum xanti L. Abrams 1902-6-17 2556 Los Angeles Sepulveda cañon, Santa Monica Mts. 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
  CAS-BOT-BC365026  Solidago velutina subsp. californica J. Ewan 1930-10-10 3522 Los Angeles Sturtevant Trail at First Water Camp, San Gabriel Mts. 914 Comment
  CAS-BOT-BC365846  Soliva sessilis Martin F. Ray 1984-7-31 55 Los Angeles Santa Monica, Palisades Park Comment
  SBBG42260  Sonchus asper M. B. Dunkle 1939-4-2 7209 Los Angeles SE point of San Clemente Island Comment
  RSA600479  Sonchus asper subsp. asper Steve Boyd, Lauren Raz 1997-4-30 9612 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  LA32075  Sonchus oleraceus Peter H. Raven; Henry J. Thompson 1959-9-18 Los Angeles Campus of University of California at Los Angeles 129 Comment
  RSA160432  Sonchus oleraceus J. D. Olmsted 1959-3-23 308 Los Angeles Blanchard park on Pomona college campus by area catching runoff from sprinkling system-common weed. Comment
  RSA482509  Sonchus oleraceus Richard Noyes, Laurel Arnseth 1988-4-30 494 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA0034982  Sorghum halepense P. R. Brown 1970-4-25 14 Los Angeles Amphitheater, Canon de Lana. [county not specified] Comment
  RSA383718  Sparganium erectum Anstruther Davidson s.n. Los Angeles Glendale. Comment
  UC1922656  Spartium junceum Valerie Soza, L. Lubinsky 2001-5-16 1231 Los Angeles Transverse Ranges; Verdugo Mountains region; Southeastern edge of Verdugo Mountains, Las Flores Motorway, above Dead Horse Canyon 473 Comment
  UCD108496  Spartium junceum Donald R. Bissing 1973-5-18 80 Los Angeles Evey Canyon, San Gabriel Mountains. At mouth of canyon along Mt. Baldy Road. 707 Comment
  UCR258920  Spartium junceum R. G. Swinney 2010-5-7 12618 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  SEINET10841724  Spartium junceum Walter H. Lewis 1991-6-13 Lewis 14927 Los Angeles San Gabriel Mountains, San Antonio Canyon, Mt. Baldy Rd., near Hog Back turnoff. 1146 Comment
  RSA591802  Spergularia bocconi P. H. Raven 1962-4-11 17256 Los Angeles Due west of Wall 2; San Clemente Island. 6 Comment
  SBBG51678  Spergularia bocconi M. R. Benedict 1971-6-27 Los Angeles N of airstrip near Northwest Harbor Comment
  CAS-BOT-BC390332  Spergularia macrotheca var. macrotheca Geo. B. Grant 1902-8-6 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CATA254  Spergularia macrotheca var. macrotheca Mark L. Hoefs, A. Douglas Propst 1973-5-4 256 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  SFV16236  Spergularia macrotheca var. macrotheca J. D. Dilley 1996-4-13 62 Los Angeles California Channel Islands Santa Catalina Island. Wrigley Marine Research Center, near Twin Harbors. Comment
  CAS-BOT-BC390799  Spergularia marina Alice Eastwood 1906-5-29 73 Los Angeles Country adjacent to Los Angeles. Ocean Park Comment
  RSA593587  Sporobolus airoides Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8837 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  UCR162206  Sporobolus airoides Anuja Parikh, Nathan Gale 2004-6-22 2069 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur 305 Comment
  RSA708717  Stachys albens Scott D. White, Andrea Warniment 2005-9-9 11221 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  SBBG80013  Stachys albens M. N. Ackley -Jul-1927 471 Los Angeles Pacific Palisades, Santa Monica 99 Comment
  UC519977  Stachys albens Louis C. Wheeler 1932-8-28 1295 Los Angeles Puddingstone Dam San Jose Hills 274 Comment
  POM222247  Stachys bullata Louis C. Wheeler 1936-7-3 4210 Los Angeles San Gabriel Mountains: Bailey Canyon. 396 Comment
  SD82951  Stachys bullata Robert F. Thorne, A. C. Gibson 1971-5-22 39763 Los Angeles San Gabriel Mts., Angeles National Forest: dry canyon slopes. Fish Canyon. 395 Comment
  UC1818706  Stachys bullata Richard S. Hood 1970-5-16 307 Los Angeles 1.9 mi n Pacific Coast Hwy. (on Tuna Canyon Road); Santa Monica Mtns., Tuna Canyon Comment
  SFV1244  Stellaria media K. A. Wilson 1962-4-1 1259 Los Angeles Santa Monica Mountains Old Topanga Canyon Road. 0.5 miles northwest of Topanga Canyon Blvd. Comment
  UCD99473  Stellaria nitens Daryl Koutnik 1978-5-2 454 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  CAS-BOT-BC397709  Stellaria nitens Timothy S. Ross; Darin Banks 1994-4-12 7507 Los Angeles San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Canyon from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon 67 Comment
  SD69462  Stellaria pallida Robert F. Thorne 1966-4-5 35853 Los Angeles Santa Catalina Island: Rocky, dry, S-facing slope above stream in Cottonwood Canyon. 106 Comment
  UC1964692  Stephanomeria blairii Wayne Roderick and T. Niehaus 1965-4-2 390 Los Angeles San Clemente Island, Lemon Tank Canyon. Comment
  CAS-BOT-BC375138  Stephanomeria cichoriacea Fordyce Grinnell, Jr. 1903-12-22 42 Los Angeles Arroyo Seco canon [Canyon], near Pasadena Comment
  LA32087  Stephanomeria diegensis Peter H. Raven; Henry J. Thompson 1959-9-6 14405 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  SBBG131971  Stephanomeria diegensis S. A. Junak 1990-11-9 SCI 137 Los Angeles E slope of island, immediately below field station, at Camera Pad "Stone" 448 Comment
  UCR217703  Stephanomeria diegensis A. C. Sanders, Dan S. Cooper 2010-8-5 38556 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA755725  Stephanomeria exigua R. G. Swinney 2008-10-7 9480 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UC454306  Stephanomeria exigua subsp. coronaria I. J. Condit 1908-7-28 Los Angeles Hollywood Comment
  SEINET10589594  Stipa Hermann E. Hasse Hasse s.n. Los Angeles Comment
  UCR273046  Stipa occidentalis R. G. Swinney 2011-7-8 15488 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR211815  Stipa pulchra Valerie Soza, LeRoy Gross 2001-5-22 1237 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 655 Comment
  CAS-BOT-BC61008  Streptanthella longirostris A. D. E. Elmer 1902-6-1 3625 Los Angeles Lancaster. Comment
  UCR18108  Stylocline filaginea O. F. Clarke 1973-4-29 s.n. Los Angeles Mojave Desert, NE corner of county. Hi Vista Comment
  RSA654087  Stylocline gnaphaloides Valerie L. Soza, Laura Moore 2000-5-10 831 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines 594 Comment
  UCR259644  Stylocline gnaphaloides R. G. Swinney 2010-4-1 12127 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  SD51914  Stylomecon heterophylla Peter H. Raven 1962-5-7 17582 Los Angeles San Clemente Island, just above coast, 1.0 mile south of Wilson Cove. 22 Comment
  RSA442116  Suaeda taxifolia F. R. Fosberg 1931-5-20 728 Los Angeles<