Search Results — 2000 specimen records retrieved (1547 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
  RSA384189  Abies concolor B. C. Templeton 1932-5-31 4864 Los Angeles Between Big Pines Camp and Jackson Lake 1829 Comment
  RSA460914  Abronia maritima F. R. Fosberg 1930-6-23 S 2974 Los Angeles Del Rey. 2 Comment
  RSA0119940  Abronia pogonantha R. G. Swinney 2014-4-23 16184 Los Angeles San Gabriel Mountains: east of Valyermo, Holcomb Ridge, 0.18-032 miles north of Bob's Gap Rd. 1.04 air-miles west of Bob's Gap. 1268 Comment
  RSA0073252  Abronia pogonantha Bonnie C. Templeton 1931-5-17 1201 Los Angeles Near Lancaster, Mohave Desert. Comment
  SBBG107230  Abronia umbellata J. Rebman, J. Dunn 1996-4-29 3105 Los Angeles between Eel Cove and Eel Cove Cyn Comment
  UCD109804  Abronia umbellata Daryl Koutnik 1978-4-28 423 Los Angeles Point Dume near Zuma Beach. 45 Comment
  RSA460995  Abronia umbellata James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  HSC24832  Abronia villosa var. villosa James Henrickson 1971-5-2 5540 Los Angeles 15 mi. E of Palmdale, S slope of Lovejoy Buttes in Mojave Desert 854 Comment
  UCR57900  Acacia saligna A. C. Sanders 1988-2-3 7602 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC30946  Acamptopappus sphaerocephalus R. S. Ferris 1918-6-12 945 Los Angeles 5 miles south of Lancaster Comment
  SDSU21063  Acer macrophyllum Ian Cain, Natasha Bartely 2010-6-23 1536 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 562 Comment
  UC440404  Acer macrophyllum Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mountains, Topango Canyon Comment
  CAS-BOT-BC331558  Acer macrophyllum Peter H. Raven; Henry J. Thompson 1959-6-4 14352 Los Angeles Santa Monica Mountains, Topanga Canyon, 1.1 miles N of US Hwy 101A 91 Comment
  RSA0035386  Achillea millefolium Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  SBBG117030  Achillea millefolium S. A. Junak 2001-5-4 SCa 1496 Los Angeles E of Parson's Landing 121 Comment
  RSA550705  Achillea millefolium var. californica Tim Ross, Annette Ross 1991-7-29 5693 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  SEINET4001238 Image available Achillea millefolium var. californica M. B. Dunkle 1939-1 7292 Los Angeles Sea bluff, Mosquito Harbor, San Clemente Island. Comment
  POM116126  Achnatherum coronatum Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  SBBG33525  Achnatherum hymenoides A. D. E. Elmer -Jun-1902 Los Angeles Acton Comment
  UCD50360  Achnatherum hymenoides A. A. Beetle 1942-4-24 3211 Los Angeles 6 miles W of Llano. Comment
  RSA228860  Achnatherum occidentale subsp. californicum R. F. Thorne 1971-6-26 39993 Los Angeles Angeles National Forest: Chilao Flat near entrance. 1616 Comment
  UC1133245  Achnatherum speciosum H. A. Jensen 1933-5-18 304 Los Angeles opposite mouth of Aliso Canyon; Tujunga Quadrangle Comment
  UCSB15673  Achnatherum speciosum 1962-5-12 Los Angeles E edge of Gorman 1219 Comment
Read comments Apr 14 2010
  CAS-BOT-BC29822  Achyrachaena mollis Marcus E. Jones 1882-5-1 3213 Los Angeles Los Angeles Comment
  CATA1071  Acmispon argophyllus var. argenteus Mark L. Hoefs 1995-5-16 2012 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  SDSU4286  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove area. Comment
Read comments Nov 10 2008
  UCR86533  Acmispon dendroideus var. traskiae T. S. Ross 1992-4-14 6158 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  CHSC891  Acmispon glaber var. brevialatus E. Thomas 1940-2-21 Los Angeles Padua Hills near Claremont. Comment
  LA52406  Acmispon grandiflorus var. grandiflorus W. O. Griesel; 1926-4-26 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  HSC79103  Acmispon heermannii G. S. Palecki 1970-5-9 16 Los Angeles 6 mi. N of Pasadena, Hwy. 2, 2 mi. N of Red Box, Angeles National Forest 671 Comment
  SD240995  Acmispon strigosus R. G. Swinney 2009-3-31 10225 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte. 182 Comment
  SD39828  Acmispon strigosus Edith A. Purer 1933-10-7 5592 Los Angeles El Segundo, stabilized sand dunes Comment
  CAS-BOT-BC29199  Acourtia microcephala Alice Eastwood 1917-7-20 6493 Los Angeles Santa Catalina Island Comment
  LA201866  Acourtia microcephala Arthur C. Gibson; 2003-7-18 4959 Los Angeles Santa Monica Mountains, Along trail to Nicholas Flat about 400 m from Decker School Road Comment
  RSA592206  Acourtia microcephala Louis C. Wheeler 1967-4-30 9216 Los Angeles San Gabriel Mountains. Limekiln Canyon. 670 Comment
  CAS-BOT-BC132894  Adenostoma fasciculatum Peter H. Raven; Henry J. Thompson 1959-5-3 14080 Los Angeles Mulholland Drive 0.6 miles east of Coldwater Canyon 365 Comment
  CAS-BOT-BC133179  Adenostoma fasciculatum Timothy S. Ross; Steve Boyd 1994-5-25 7932 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit; from ca 600-800 m WSW of summit; Liebre Mountains 1075 Comment
  RSA390486  Adenostoma fasciculatum var. fasciculatum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA609269  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  LA52132  Adenostoma sparsifolium K. Kneen; 1933-8-25 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA729753  Adiantum aleuticum R. G. Swinney 1999-7-28 7590 Los Angeles San Gabriel Mtns.: Clark Gulch, c. 75 m east of confluence with East Fork San Gabriel River Canyon. 991 Comment
  POM866  Adiantum aleuticum I. M. Johnston 1917-7-1 1445 Los Angeles Near Brown's Flat in Fern Canyon. 1280 Comment
  CAS-BOT-BC65565  Adiantum capillus-veneris I. M. Johnston 1918-9-1 s.n. Los Angeles Canyon (Fern C.) north of Browns Flat 1219 Comment
  CAS-BOT-BC65572  Adiantum capillus-veneris L. L. K. 1962-9-23 152 Los Angeles Santa Monica Mtns., Malibu Canyon 274 Comment
  UCR190256  Adiantum capillus-veneris R. G. Swinney 2000-5-25 7782 Los Angeles San Gabriel Mtns., Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon 238 Comment
Read comments Mar 18 2010
  CAS-BOT-BC65558  Adiantum capillus-veneris Geo. B. Grant 1902-7-1 971 Los Angeles San Gabriel Canyon Comment
  LA98919  Adiantum jordanii Lawrence L. Kiefer; 1966-4-16 1880 Los Angeles SANTA MONICA MOUNTAINS, Caballero Creek, S of Tarzana, ca. 1 mi S of the end of Reseda Blvd. 304 Comment
  RSA640809  Adiantum jordanii L. C. Wheeler 1931-3-31 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  UCD117147  Aesculus californica Nancy Ryan Zabriskie; Walter Zabriskie 1970-9-4 323 Los Angeles Arroyo Seco Park (or city street) planting, west side of Arroyo Seco Blvd., north of La Loma Road Bridge, south end of California Street in Pasadena. Comment
  RSA600406  Agoseris retrorsa Steve Boyd, Lauren Raz 1997-5-1 9642 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
  CAS-BOT-BC14783  Agoseris retrorsa G. B. Grant 1900-4-12 2450 Los Angeles Mount Lane, So. California Comment
  RSA748485  Agropyron cristatum Orlando Mistretta 1992-7-6 632 Los Angeles Krakta Ridge, spring by road. Comment
  RSA0096806  Agrostis exarata R. G. Swinney 2011-10-10 15724 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  LA10252  Agrostis pallens Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET4044471  Agrostis pallens D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, near Kanan-Dume Road. 182 Comment
  RSA604685  Agrostis stolonifera L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  RSA87115  Agrostis stolonifera Joseph A. Ewan 1936-8-2 9918 Los Angeles Mescal Creek, San Gabriel Mountains. 1616 Comment
  UCD117161  Ailanthus altissima Will Reynolds; J. M. Gilbertson 1963-8-1 s.n. Los Angeles Near SE corner on Orange Grove Ave, E of Lewis Street, Pomona. Comment
  RSA177864  Alchemilla occidentalis Robert F. Thorne, Percy C. Everett 1965-5-11 34672 Los Angeles Santa Catalina Island. Near road to Hay Press. 457 Comment
  RSA582971  Alchemilla occidentalis Tim S. Ross, Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island. Upper E side of Cottonwood Canyon Drainage, ca. 980 m WNW of Black Jack Mtn. Summit 470 Comment
  RSA248876  Alchemilla occidentalis Robert F. Thorne 1973-4-12 42968 Los Angeles San Clemente Island: large canyon S. of Mosquito Cove N. of Chenity. 305 Comment
  RSA569414  Allium monticola B. C. Templeton 1933-5-15 5125 Los Angeles San Gabriel Mountains. Big Pines Park. West Blue Ridge. 2195 Comment
  CAS-BOT-BC472941  Allium monticola H. M. Hall 1899-6-1 s.n. Los Angeles San Antonio St. 3048 Comment
  JEPS56374  Allium peninsulare var. peninsulare Frank W. Peirson 1919-7-1 509 Los Angeles Fish Canyon San Gabriel Mountains, Fish Canyon 609 Comment
  UC284741  Allium praecox P. A. Munz 1923-4-9 6657 Los Angeles San Clemente Island Comment
  IRVC28622  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  UCR194074  Allophyllum divaricatum R. G. Swinney, Dave Larson 1999-5-29 7213 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with Wolfskill Canyon 537 Comment
  UCSB33297  Allophyllum divaricatum Griesel, Wesley 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco San Gabriel Mts. 914 Comment
  RSA28263  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  LA52309  Allophyllum glutinosum Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA182334  Allophyllum glutinosum J. D. Olmsted 1962-4-30 3422 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  UCR223162  Alnus rhombifolia R. G. Swinney 2009-5-27 10897 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  IRVC26136  Amaranthus albus B. C. Templeton 1932-7-21 5035 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  UCR125260  Amaranthus blitoides A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25540 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  POM96198  Amaranthus blitoides P. A. Munz 1925-11 10812 Los Angeles Claremont. 366 Comment
  SBBG96843  Amblyopappus pusillus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4221 Los Angeles lower part of China Cyn Comment
  UC625096  Amblyopappus pusillus F. R. Fosberg 1931-4-29 S 4718 Los Angeles toward Middle Ranch Canyon, open ridge in small canyon Cottonwood Canyon; Santa Catalina Island 140 Comment
  PASA2171  Amblyopappus pusillus Mabel B. Peirson 1922-4-7 Los Angeles San Pedro Comment
  RSA534130  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5091 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field. 6 Comment
  CAS-BOT-BC42854  Ambrosia acanthicarpa Cecil Hart 1921-7-1 10 Los Angeles Howard & Smith's nursery, Montebello Comment
  UCR210173  Ambrosia acanthicarpa R. G. Swinney 2008-10-16 9620 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  SEINET5514074  Ambrosia acanthicarpa J. C. Beatley 1969-1 Los Angeles along rdsides Rte 138 near San Bernardino County line NTS Herbarium coll. Drainage area: Antelope Valley drainage 1067 Comment
  UCSB31574  Ambrosia chamissonis McHargue, Lawrence 1962-5-26 Los Angeles Zuma Beach 2 Comment
  RSA416924  Ambrosia chamissonis F. R. Fosberg 1930-6-23 s 2982 Los Angeles Del Rey. 2 Comment
  UCD128879  Ambrosia salsola Steve Mason 1993-5-2 33 Los Angeles Mojave Desert, just N of Saddleback Butte State Park on E. 190th St. (N5), 0.1 mi. N of Ave. J., 50-100' off East side of road. 853 Comment
  UCR210092  Amelanchier utahensis R. G. Swinney 2008-8-13 9380 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA306183  Amorpha californica Fay A. MacFadden 1933-6-15 s.n. Los Angeles Stow Canyon, Verdugo Hills Comment
Read comments Sep 24 2014
  UCD104615  Amorpha californica Peter H. Raven 1960-5-15 15379 Los Angeles Old Topanga Canyon, Santa Monica Mountains. 365 Comment
  CAS-BOT-BC180648  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  RSA152094  Amorpha californica var. californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael Hills, Glendale 305 Comment
Read comments Nov 19 2009
  RSA629733  Amorpha californica var. californica L. C. Wheeler 1973-7-15 s.n. Los Angeles Doe Flat; Graveyard Canyon. Comment
  SBBG128226  Amsinckia intermedia M. L. Hoefs, S. A. Junak 2000-4-14 3070 Los Angeles hillside ca. halfway between Airport Rd and Goat Harbor 469 Comment
  RSA0079973  Amsinckia intermedia R. F. Thorne 1971-3-31 41443 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA499956  Amsinckia intermedia Richard C. Barkelew 1929-4-23 18113 Los Angeles Mulholland Highlands near LA. Comment
  SBBG105333  Amsinckia intermedia H. L. Ferguson 1980-3-10 199 Los Angeles NW end of island near large antennas 30 Comment
  SD251685  Amsinckia intermedia M. B. Dunkle 1939-4-4 7263 Los Angeles San Clemente Island, Chenetti Canyon Comment
  POM8032  Amsinckia menziesii var. menziesii P. A. Munz 1920-3-17 3345 Los Angeles Lone Hill, San Dimas. 305 Comment
  RSA527792  Amsinckia spectabilis Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4356 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  CHSC8309  Amsinckia tessellata Edward L. Smith 1958-2-18 315 Los Angeles Located in Cobal Canyon. San Gabriel Mt. Range. 60 Comment
  UCR154355  Amsinckia tessellata A. C. Sanders 2005-5-5 29904 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road at NE end of mesa 640 Comment
  POM320304  Amsinckia tessellata var. tessellata Lynne Hayden, C. W. Tilforth 1970-4-25 73 Los Angeles San Gabriel Mountains: Near Pretty O Ranch on N4 off of route 138 to Lancaster. 1219 Comment
  RSA783110  Anagallis J. D. Olmsted 1959-3-23 311 Los Angeles Foot of San Gabriel Mnts: San Antonio wash drainage area. Blanchard park on Pomona College campus, west of Greek theater 366 Comment
  UC54975  Anagallis arvensis Miss E. D. Palmer Los Angeles Los Angeles Comment
  RSA786392  Anagallis arvensis Doris Bowers 1957-4-25 216 Los Angeles LaVerne College, LaVerne 320 Comment
  UCR101735  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1946-9-2 6343 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 0.2 mi west of Bear Creek 518 Comment
  UCR142741  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains: Arroyo Seco, Angeles Crest Highway c. 0.25 mile ESE Colby Canyon 1098 Comment
  UC597674  Androsace elongata subsp. acuta Philip A. Munz 1937-3-26 14937 Los Angeles San Dimas , San Dimas (Puddingstone Canyon) 304 Comment
  UC891822  Anthemis cotula I. W. Clokey and B. C. Templeton 1936-5-18 5663 Los Angeles Puddingston Reservoir Comment
  POM6040  Anthemis cotula Arthur M. Cleghorn 1902-6-20 44 Los Angeles Claremont. Comment
  RSA225699  Anthemis cotula R. F. Thorne, A. C. Gibson 1971-5-22 39731 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  SEINET2044244 Image available Antheropeas wallacei Norman C. Cooper, D. Cooper 1948-4-21 2681 Los Angeles Littlerock. 762 Comment
  RSA584619  Anthriscus caucalis T. S. Ross, Steve D. Boyd 1991-4-25 4592 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA599825  Antirrhinum coulterianum Steve D. Boyd, Lauren Raz 1997-5-6 9754 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR50727  Antirrhinum coulterianum L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  POM354839  Antirrhinum coulterianum N. C. Cooper 1949-6-29 4359 Los Angeles San Gabriel Canyon. 457 Comment
  RSA304703  Antirrhinum coulterianum James R. Shevock 1970-4-24 147 Los Angeles Near May Canyon 488 Comment
  RSA128266  Antirrhinum kelloggii H. J. Thompson 1959-4-12 1918 Los Angeles 2 miles west of Las Virgenes Road, Mulholland Hwy. Santa Monica Mountains. 305 Comment
Read comments Aug 26 2009
  RSA425824  Antirrhinum kelloggii Geo. L. Moxley 1915-5-31 338 Los Angeles Sturtevant Trail, Santa Anita Canyon. Comment
  RSA80434  Antirrhinum multiflorum F. W. Peirson 1924-5-26 4643 Los Angeles Trail to Switzers Camp, San Gabriel Mts 930 Comment
  UCR78153  Antirrhinum multiflorum Wandalee Thompson 1964-7-8 59 Los Angeles Transverse Range; Liebre Mtns., Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  UC1234762  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-5-20 17779 Los Angeles Avalon, near Bird Park Avalon, Santa Catalina Island; Santa Catalina Island Comment
  POM246415  Apiastrum angustifolium F. R. Fosberg 1931-3-31 S- 4428 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA248891  Apiastrum angustifolium R. F. Thorne 1973-4-12 42895 Los Angeles San Clemente Island, grassy rim of China Canyon just below road to China Point. 244 Comment
  UCR256560  Aquilegia formosa Anuja Parikh, Nathan Gale 2011-7-15 3561 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  PASA2660  Arabis maxima Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA0129095  Arabis platysperma var. platysperma Wayne E. Sawyer 1981-6-16 36 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail above Lily Spring, Ca. 0.25 mi. W of Mt. Hawkins. 2606 Comment
  UCR1511  Arabis pulchra W. R. Moberly 1962-4-21 620421- 02 Los Angeles San Gabriel Mtns., Blue Ridge pull-out 1982 Comment
  UCR271082  Arabis sparsiflora R. G. Swinney 2011-6-6 14987 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA756797  Arabis sparsiflora var. arcuata Orlando Mistretta, Christine Mistretta 2008-4-21 2515 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  JEPS40079  Aralia californica Frank W. Peirson 1918-7-13 131 Los Angeles Santa Anita Canyon San Gabriel Mts., Santa Anita Canyon 762 Comment
  RSA549518  Arceuthobium campylopodum Tim S. Ross, Steve D. Boyd 1990-6-18 3488 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA276090  Arctostaphylos catalinae Gary D. Wallace, Mark Hoefs 1975-3-23 1412 Los Angeles Santa Catalina Island above road from Avalon ca. 1/8 mi. S of Haypress Reservoir. 411 Comment
  UCSB43761  Arctostaphylos catalinae Morales, M. 1982-4-18 Los Angeles Cottonwood Canyon, 1.6 miles south of Catalina airport, Santa Catalina Island 426 Comment
  RSA626678  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15784 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA748671  Arctostaphylos glandulosa R. G. Swinney 2008-3-31 8594 Los Angeles Glendora Mountain summit 1003 Comment
  RSA586698  Arctostaphylos glandulosa subsp. gabrielensis Orlando Mistretta 1995-6-20 1794 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Fountainhead spring, E of Pacifico Mtn. 2012 Comment
  CAS-BOT-BC23244  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Peak 914 Comment
  POM367269  Arctostaphylos glandulosa subsp. glandulosa H. L. Bauer 1932-5-1 15356 Los Angeles Santa Monica Mts., along road to Saddle Peak. 610 Comment
  RSA626722  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1993-11-15 25167 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA626777  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1993-11-15 25168 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  UC421663  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1928-2-18 3347 Los Angeles Arroyo Seco San Gabriel Mountains Comment
  CAS-BOT-BC39332  Arctostaphylos glauca Fordyce Grinnell 1903-12-22 37 Los Angeles Arroyo Seco Canyon, near Pasadena Comment
  RSA631559  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22009 Los Angeles N2, west of Lake Hughes, northern base of Liebre Mountains. 1595 Comment
  RSA631652  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15986 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631698  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15846 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SFV2643  Arctostaphylos glauca K. A. Wilson 1961-2-12 845 Los Angeles San Gabriel Mountains Devil's Punchbowl. Eastern foothills of San Gabriel Mountains. Big Rock Spring. Comment
  HSC12675  Arctostaphylos mewukka Wendell Wood 1970-6-24 51 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  RSA634342  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22088 Los Angeles Road to Crystal Lake, 1 km north of Highway 39, San Gabriel Mountains. 1720 Comment
  RSA634709  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15041 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634727  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20516 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634772  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20357 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA634892  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20400 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635132  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20216 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635185  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20591 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA635258  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20652 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR202689  Arctostaphylos patula R. G. Swinney 2001-8-9 8027 Los Angeles San Gabriel Mtns., Pleasant View Ridge between Pallet Peak and Mt. Williamson, highest point on ridge top on N-S spur c. 1 mile east of Pallet Pk., overlooking Devils Punch Bowl to the north, 1.9 mi. SSE of McFarland Ranch 2439 Comment
  CAS-BOT-BC293695  Arctostaphylos pungens Jim Shevock 1971-3-15 789 Los Angeles G-3 Rd; Angeles Forest Hwy 1280 Comment
  RSA0031343  Argemone munita Pam De Vries 2013-5-20 7861 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the 15 freeway, just east of Zenobia Rd. 1035 Comment
  POM305757  Argemone munita Henry J. Ramsey, Henry J. Ramsey 1937-6-27 936 Los Angeles Liebre Mountains, Angeles National Forest. Comment
  RSA105989  Argemone munita subsp. munita Gerald B. Ownbey, Findley Ownbey 1954-5-29 2121 Los Angeles San Fracisquito Canyon, 8.8 miles north of Saugus. Comment
  CDA24533  Argemone munita subsp. rotundata T. C. Fuller 1963-6-25 10702 Los Angeles North side of Avenue D (Highway 138) to Lancaster, 0.9 mile east of 24th Street, 19.4 miles east of Gorman, west of Mojave Desert. 0 Comment
  RSA0096645  Aristida adscensionis Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 SCa- 606 Los Angeles Santa Catalina Island: Rocky ridgetop just S of Whitley's Peak, just E of spine, overlooking Swain's Canyon. 365 Comment
  CAS-BOT-BC64586  Armeria maritima subsp. californica Cronemiller; Semon 1927-4-13 2974 Los Angeles Santa Barbara Forest. Mouth of Sycamore Canyon. 12 Comment
Read comments Jan 22 2018
  CAS-BOT-BC90135  Artemisia biennis Dr. A. Davidson 1892-1 s.n. Los Angeles Los Angeles Comment
  LA32097  Artemisia californica Peter H. Raven; 1959-2-15 13782 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  PASA828  Artemisia californica Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA288970  Artemisia californica Lyman Benson 1933-11-12 5721 Los Angeles Westwood, Beverly Hills. 122 Comment
  UCR212767  Artemisia californica Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1799 Los Angeles San Gabriel Valley, San Gabriel River Watershed, Lario San Gabriel River Trail Park, northeast of East Huntington Drive 180 Comment
  RSA762496  Artemisia douglasiana R. G. Swinney 2008-11-29 9858 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UCR210638  Artemisia douglasiana R. G. Swinney 2008-10-22 9677 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  CAS-BOT-BC93873  Artemisia dracunculus Ernest C. Twisselmann 1955-8-10 2350 Los Angeles San Emigdio Range - Castaic Valley, .5 mile north of Holland Summit 1219 Comment
  UCR193144  Artemisia ludoviciana R. G. Swinney 1999-8-16 7654 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  SBBG62456  Artemisia spinescens R. Hoffmann 1931-4-20 Los Angeles Lancaster Comment
  RSA0094083  Artemisia tridentata Richard G. Swinney 2011-10-13 15775 Los Angeles San Gabriel Mountains: Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  UCSB6354  Artemisia tridentata Zellhoefer, Judy 1960-5-13 Los Angeles Mint Canyon Campground, Mint Canyon, Highway 6; Angeles Nat'l Forest Comment
  CLARK-A1528-1099  Artemisia tridentata subsp. parishii John C. Roos 1946-11-23 3158 Los Angeles Placerita Canyon 365 Comment
  CAS-BOT-BC97333  Artemisia tridentata subsp. tridentata Ernest C. Twisselmann 1961-10-31 6674 Los Angeles Liebre Mountains: Old Ridge Route about 0.5 mile north of Sandsburgs Lodge 1127 Comment
  SEINET4560562  Artemisia tridentata var. parishii R. G. Swinney 2009-1 11599 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr. Canyon, N. of Mt Emma Rd. 908 Comment
  RSA695507  Asclepias californica Valerie Soza, Sarah J. De Groot 2003-6-18 1691 Los Angeles Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  UCR149838  Asclepias californica Scott D. White, Pam Devries 2004-5-18 10402 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  RSA574513  Asclepias californica R. G. Swinney 1993-8-31 2626 Los Angeles Eastern San Gabriel Mountains: Horse Canyon, 1.8 mi E of Hwy 2 at FS Road 3N12 1707 Comment
  SEINET10580749  Asclepias californica subsp. californica Adolph D. E. Elmer Elmer 3722 Los Angeles Acton 825 Comment
  RSA0104735  Asclepias eriocarpa Justin M. Wood 2009-9-9 1292 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UC1871280  Asclepias eriocarpa T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 4007 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: ca 100 m NE of the West Summit knoll. T7N R17W, NW 1/4 NW 1/4 NW 1/4 sect 10. Elev. ca 5550 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10.] 1692 Comment
  UC22990  Asclepias fascicularis J. H. Barber 1897-7-2 237 Los Angeles Bear canyon Comment
  UCR255467  Asclepias fascicularis Dan S. Cooper 2014-5-23 514- 10 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Mt. Hollywood Dr. between Royce Canyon and Toyon Landfill 298 Comment
  UCSB4934  Asclepias fascicularis Kamb, Peter 1947-6-1 Los Angeles Red Box Gap, San Gabriel Mts.; upper Sonoran Zone 1402 Comment
  UCR271663  Aspidotis californica R. G. Swinney 2011-3-26 14216 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA686325  Aspidotis californica L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA0011736  Asplenium vespertinum F. W. Peirson 1919-12-28 1520 Los Angeles Middle Eaton Canyon, south face of San Gabriel Mts. 610 Comment
  RSA729100  Astragalus bicristatus R. G. Swinney 1999-7-5 7509 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  CAS-BOT-BC182854  Astragalus douglasii Ernest C. Twisselmann 1962-4-18 6972 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  UCR203243  Astragalus douglasii R. G. Swinney 2005-7-11 8297 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
Read comments Apr 24 2010
  CAS-BOT-BC186461  Astragalus nevinii J. Von Loh 1978-1-3 3286 Los Angeles San Clemente Island 365 Comment
  POM1740  Astragalus pomonensis I. M. Johnston 1918-4-21 1852 Los Angeles Deer Canon Wash near Etiwanda. 396 Comment
Read comments Feb 20 2017
  RSA25763  Astragalus trichopodus var. lonchus C. B. Wolf 1941-6-24 10889 Los Angeles Santa Catalina Island. Little Harbor. 46 Comment
  SD125943  Astragalus trichopodus var. lonchus Lyman Benson, Robert Benson and Joseph Lanjoiw 1953-5-2 15111 Los Angeles Santa Catalina Island, White's Landing, Island Relic Flora, Pacific Ocean Drainage 14 Comment
  RSA737476  Atriplex R. E. Riefner 2006-7-8 6 -288 Los Angeles City of Malibu, Malibu Lagoon at Pacific Coast Hwy. 10 Comment
  SDSU5514  Atriplex argentea var. mohavensis R. M. Beauchamp 1967-3-18 295 Los Angeles San Clemente Island. Comment
  RSA0084866  Atriplex canescens R. G. Swinney 2010-9-1 13674 Los Angeles Sunland/Lakeview Terrace, 0.1 mi. east of Orcas Park, Tujunga Valley, just south of I-210. 329 Comment
  UCR140638  Atriplex canescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 28 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  SBBG65414  Atriplex canescens var. canescens R. Hoffmann 1927-9-23 Los Angeles Mint Cyn Comment
  RSA586652  Atriplex confertifolia Orlando Mistretta 1995-6-1 1753 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  SBBG65346  Atriplex confertifolia R. Hoffmann 1929-4-27 Los Angeles Lancaster Comment
  UC1234618  Atriplex coulteri Peter H. Raven 1962-5-8 17589 Los Angeles slopes above Seal Cove (San Clemente Island); , above Seal Cove 38 Comment
  UC217009  Atriplex coulteri Dr. A. Davidson 1892-6-20 Los Angeles Catalina Island Comment
  SEINET4135194  Atriplex lentiformis Grant D. Brown 1950-11-24 565 Los Angeles Base of Palisades bet. Colorado Avenue and Broadway in Santa Monica.; 0 8 Comment
  POM278745  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-11-24 571 Los Angeles 6 miles W. of Topanga Canyon at base of coastal bluff (just SE of Malibu Creek) Comment
  SD90538  Atriplex lentiformis subsp. breweri Robert F. Thorne 1973-4-12 42936 Los Angeles San Clemente Island, Pyramid Cove at south end of island; small point between Triton and Thresher. Comment
  SBBG98641  Atriplex leucophylla T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5088 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  RSA478312  Atriplex leucophylla F. R. Fosberg 1930-7-7 S- 3172 Los Angeles Alamitos Bay 4 Comment
  RSA65392  Atriplex nummularia L. C. Wheeler 1933-4-27 1657 Los Angeles Playa Del Rey Comment
  RSA478341  Atriplex pacifica F. R. Fosberg 1931-8-23 7290 Los Angeles San Pedro Hills Comment
  SD252313  Atriplex pacifica Steven A. Junak 1999-4-23 Sca 855 Los Angeles Santa Catalina Island: S side of island, saddle on ridgetop, below Triangulation Point granite 341 Comment
  UCD97860  Atriplex spinifera Daryl Koutnik 1978-5-10 469 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  CATA341  Atriplex watsonii Mark L. Hoefs 1973-7-20 382 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  RSA177725  Atriplex watsonii R. F. Thorne, P. C. Everett 1965-5-11 34546 Los Angeles Santa Catalina Island. Salt flat N of Catalina Harbor. Comment
  RSA0069644  Avena barbata R. G. Swinney 2010-2-27 11775 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  RSA129095  Avena barbata H. A. Jensen 1933-6-4 332 Los Angeles Hollywood Lake. Santa Monica Quad: T1N R14W Sec.34. 244 Comment
  RSA587251  Avena barbata Orlando Mistretta 1994-5-13 1199 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon 1067 Comment
  UCR142767  Avena barbata L. C. Wheeler 1934-4-15 2516 Los Angeles San Gabriel Mtns, Live Oak Canyon 488 Comment
  UCR281617  Avena barbata R. G. Swinney 2014-5-21 16639 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  CDA10374  Baccharis glutinosa Phillipson 1915-8-12 Los Angeles E. Elmonte [East El Monte]. Comment
Read comments Jul 20 2012
  NY39303  Baccharis malibuensis R. M. Beauchamp 1991-8-26 s.n. Los Angeles Santa Monica Mountains; Stokes Canyon, on south-facing slope 213.4 Comment
  RSA0008308  Baccharis malibuensis James Henrickson 1991-9-11 22450 Los Angeles 6 (air) miles nw of Malibu, 1.2 miles nw of w end of Malibu Lake on the north eastern edge of a flat-toped hill 228 Comment
  JEPS30520  Baccharis pilularis Peter H. Raven 1959-10-25 14704 Los Angeles Mulholland Highway 1.6 mi w of jct with Decker Rd Santa Monica Mountains 304 Comment
  UC57445  Baccharis pilularis J. H. Barber 1898-7-3 Los Angeles Santa Monica Canon Comment
  CAS-BOT-BC106763  Baccharis salicifolia Carl B. Wolf 1932-9-16 4095 Los Angeles Bryant Ranch, 100-150 ft. W. of State Highway, at extreme SE corner of Pacific Western Oil Co. lease. 3 Comment
  SD69524  Bassia hyssopifolia Robert F. Thorne 1966-4-6 35922 Los Angeles Santa Catalina Island, west of Empire Landing, old quarry. 74 Comment
  SD239573  Bebbia juncea var. aspera R. G. Swinney 2009-3-31 10231 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 1.2 mi. norht of Foothill Blvd, Azusa / Duarte. Broad wash in 2008 burn area. 182 Comment
  CAS-BOT-BC101989  Bidens pilosa David D. Keck 1932-10-10 1947 Los Angeles South Pasadena Comment
  OBI2624  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles Fire rd W of lower Millard Cyn; San Gabriel Mts 610 Comment
  RSA657465  Bloomeria crocea S. Campbell 1980-6-4 37 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  CAS-BOT-BC482055  Bloomeria crocea var. crocea Timothy S. Ross 1992-5-24 6412 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam); Rancho Santa Ana Botanic Garden, San Gabriel Mountains 475 Comment
  RSA578513  Bloomeria crocea var. montana Timothy S. Ross, Steve Boyd 1994-6-23 8061 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
Read comments Jul 2 2012
  RSA679923  Boechera arcuata LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 932 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  RSA611105  Boechera californica L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  UCR269981  Boechera pulchra R. G. Swinney 2010-5-19 12785 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
  RSA640162  Boschniakia strobilacea Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Devils Canyon near Bear Creek Divide. 1707 Comment
  CDA30839  Bothriochloa barbinodis M. O'Brien 2010-8-26 MOB 10 -03 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  RSA682648  Bougainvillea glabra LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1033 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  CATA369  Bowlesia incana Mark L. Hoefs 1974-3-28 419 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, north exposure 251 Comment
  UCR9240  Boykinia rotundifolia D. H. Wilken 1965-7-26 406 Los Angeles San Gabriel River, North Fork San Gabriel River about 1 mi. north of West Fork confluence 762 Comment
  SBBG118814  Brassica fruticulosa V. Soza with S. Boyd, G. D. Wallace 2000-3-28 654 a Los Angeles Cobal Cyn, Claremont Hills Wilderness Park, at jct of main fire road and Thompson Crk; T1N R8W SE/4, NW/4 S27 518 Comment
  CAS-BOT-BC36737  Brassica rapa John I. Carlson 1915-6-13 s.n. Los Angeles Avalon. Santa Catalina Island. Comment
  SDSU2621  Brassica rapa Gerald Collier 1951-3-9 M 206 Los Angeles 3634 N. Muscatel Ave., Rosemead. 10 miles east of L.A. Comment
  UCR124484  Brassica rapa B. C. Templeton 1932-7-20 5050 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM307359  Brassica rapa Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2180 Los Angeles Altadena. Comment
  UCR280567  Brassica rapa subsp. sylvestris R. G. Swinney 2014-5-13 16485 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  UCR269246  Brassica tournefortii Erika M. Gardner, LeRoy Gross, Nancy Hamlett 2012-3-8 03 Los Angeles City of Claremont, Bernard Field Station, at the south entrance gate. Found on the south side of the fence near Foothill Blvd and along the southwest border of the station along Dartmouth Ave. 398 Comment
  CAS-BOT-BC100411  Brickellia californica Ernest C. Twisselmann 1961-10-31 6676 Los Angeles Pine Canyon at Pine Canyon Guard Station 1066 Comment
  JEPS30664  Brickellia californica Peter H. Raven and Henry J. Thompson 1959-9-27 14550 Los Angeles Latigo Canyon Road 1 mi E of Newton Canyon, Santa Monica Mountains 563 Comment
  RSA127982  Brickellia californica H. J. Thompson 1958-10-22 1812 Los Angeles Santa Monica Mountains, N slope of Mt. Hollywood 381 Comment
  RSA760718  Brickellia californica R. G. Swinney 2008-10-22 9676 Los Angeles Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  SBBG66134  Brickellia californica R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) Comment
  SJSU13548  Brickellia californica C. W. Sharsmith 1940-8-29 4222 Los Angeles S slope Gabriel Peak at head of Eaton Canyon, San Gabriel Mts 1524 Comment
  RSA351153  Brickellia nevinii Fordyce Grinnell Jr. 1911-09 s.n. Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  UCR151221  Brickellia nevinii Scott D. White 2000-10-22 8138 Los Angeles Transverse Ranges; San Gabriel Mountains, Cismontane slope; San Antonio Canyon north of Shinn Rd. (=Mountain Ave.) crossing 793 Comment
  RSA40048  Briza minor Henry M. Pollard 1946-4-18 s.n. Los Angeles Ojai Valley. Near California Prep School. Comment
  LA22002  Brodiaea jolonensis Martha Hilend; 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG31456  Bromus arizonicus R. F. Thorne 1966-4-4 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  LA18863  Bromus berteroanus Carl Epling; 1931-1 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA713741  Bromus carinatus A. C. Sanders, Helen Kennedy 2005-4-13 29439 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR270044  Bromus carinatus R. G. Swinney 2010-9-9 13782 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
  RSA598367  Bromus carinatus var. carinatus L. C. Wheeler 1967-5-24 9759 Los Angeles Indian Canyon, near mouth 701 Comment
  RSA640872  Bromus catharticus L. C. Wheeler 1967-8-8 10375 Los Angeles Loomis Ranch, Alder Creek 1311 Comment
  RSA0058248  Bromus diandrus Richard G. Swinney 2010-4-20 12278 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA639972  Bromus diandrus L. C. Wheeler 1967-5-29 9763 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  RSA658372  Bromus diandrus Naomi Zohman 1985-4-28 38 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SEINET14410017  Bromus diandrus R. F. Thorne 1971-1 41473 Los Angeles San Gabriel Mts., Angeles National Forest, NE of Chantry Flats, along Santa Anita Creek 548 Comment
  IRVC26306  Bromus grandis Mark A. Elvin, Cathleen Weigand 2003-5-22 2908 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  RSA577555  Bromus grandis L. C. Wheeler 1936-6-8 4134 Los Angeles San Gabriel Mountains: Bell Canyon. 701 Comment
  RSA621251  Bromus grandis L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  UC1584044  Bromus laevipes Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4023 Los Angeles ne of Tie Summit Station (e of Angeles Forest Highway, San Gabriel Mountains, Angeles National Forest, Tujunga Ranger District, (w drainage that meets Tie Canyon)); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1524 Comment
  UCR126695  Bromus madritensis A. C. Sanders, Andy Thomson 2003-4-15 25993 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  LA210432  Bromus madritensis subsp. rubens Peter H. Raven; Henry J. Thompson 1960-4-13 15073 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  POM183391  Bromus marginatus Anonymous s.n. Los Angeles Santa Monica Mountains Comment
  SBBG80103  Bromus pseudolaevipes F. R. Fosberg 1931-4-7 4501 Los Angeles Hamilton Beach 10 Comment
  RSA534669  Bromus rubens Orlando Mistretta, Mike Hammit 1991-5-19 5248 Los Angeles San Clemente Island: Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage begning 800 ft. N of rest [1336'] marker; 1800 ft. SE of Malo Knoll [1396']) Beginning of drainage 389 Comment
  RSA660307  Bromus rubens Dennice McDougall 1981-5-5 820 Los Angeles 2 mi W of 57 Fwy off Temple Ave Pomona, Cal Poly Pomona Campus. 200' off University drive. Comment
  RSA771840  Bromus tectorum R. G. Swinney 2009-5-28 10923 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR223117  Bromus tectorum R. G. Swinney 2009-5-20 10799 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
  UCR223809  Bromus tectorum R. G. Swinney 2009-6-17 11165 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  PASA647  Bromus trinii Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  UC1870201  Buddleja asiatica LeRoy Gross 2001-5-28 410 Los Angeles Los Angeles Basin region: Verdugo Mountains, S side; Start from dead end st Mesa Lila Rd, in Verdugo City. Climb ridge between Henderson and Engleheard Cyns to main crest, then went a short distance down Brand Park Mountain Way from Verdugo Mountain Way. 548 Comment
  SFV1426  Cakile maritima R. L. Armacost 1959-1-10 1095 Los Angeles Malibu. Malibu Beach. Comment
  CAS-BOT-BC438409  Calandrinia ciliata Dr. Barton W. Evermann 1918-3-1 s.n. Los Angeles Santa Barbara Isl. Comment
  RSA466549  Calandrinia ciliata T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA9732  Calandrinia ciliata L. C. Wheeler 1932-3-12 486 Los Angeles La Verne. 305 Comment
  UC7729  Calandrinia ciliata J. H. Barber 1897-1-30 40 Los Angeles Ballona Hills Comment
  RSA685137  Calendula officinalis A. C. Sanders 2003-5-26 26833 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  UCR214620  Callitriche A. C. Sanders, Dan S. Cooper 2010-3-12 37361 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA456120  Callitriche marginata L. C. Wheeler 1934-3-31 2513 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  RSA610138  Callitriche marginata L. C. Wheeler 1933-4-9 1630 Los Angeles La Verne (Damar Sta.) 274 Comment
  LA82368  Calochortus albus O. H. Kappler; 1940-5-19 20 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM145405  Calochortus albus C. L. Hitchcock 1928-5-10 s.n. Los Angeles San Dimas Canyon. San Gabriel Mountains. 762 Comment
  CAS-BOT-BC132263  Calochortus catalinae Frank T. II Callahan 1989-8-21 580 Los Angeles Santa Monica Mtns off Mulholland Dr. Comment
  CAS-BOT-BC132269  Calochortus catalinae Ada Berry s.n. Los Angeles South Pasadena Comment
  SBBG95194  Calochortus catalinae M. B. Dunkle 1928-3-31 1762 Los Angeles Little Harbor Comment
  IRVC27979  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26132 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  CAS-BOT-BC132342  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles 1.7 miles north-east of Soledad Canyon turnoff on Highway 6, Mint Canyon Comment
  RSA758060  Calochortus clavatus var. clavatus D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4252 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  SEINET3885358  Calochortus invenustus Timothy S. Ross, Darin L. Banks 1994-6-21 7984 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2175 m NW of Pac. Mtn's 7124-foot summit. Pacifico Mountain USGS 7.5' quad.; 0 1939 Comment
  CAS-BOT-BC483410  Calochortus invenustus Le Roy Abrams; E. A. McGregor 1908-7-5 635 Los Angeles Swartout Canyon, San Gabriel Mountains 1828 Comment
  RSA0000316  Calochortus lanternus Robert Kessler 1924-06 s.n. Los Angeles Fish Creek Canyon, San Gabriel Mts. Comment
  UCR191264  Calochortus palmeri R. G. Swinney 1998-7-2 6203 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC132475  Calochortus plummerae Antone Blazic 1921-6-1 s.n. Los Angeles Mt. Wilson Comment
  RSA670358  Calochortus venustus Bonnie C. Templeton 1947-5-21 6277 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA95092  Calycoseris parryi F. W. Peirson 1921-5-20 2765 Los Angeles Little Rock Creek, San Gabriel Mtns. 976 Comment
  UC63095  Calycoseris parryi W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 Los Angeles Palomar 1524 Comment
  RSA732941  Calyptridium parryi var. parryi R. G. Swinney 1999-8-9 7606 Los Angeles East end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  LA33940  Calystegia macrostegia subsp. cyclostegia Peter H. Raven; 1959-2-23 13794 Los Angeles Santa Monica Mountains, Potrero Valley, 1.9 mi. from N Potrero Road, on Potrero Road to Hidden Valley 274 Comment
  RSA422170  Calystegia occidentalis subsp. fulcrata Anstruther Davidson s.n. Los Angeles Rock Creek. Comment
  RSA595131  Calystegia peirsonii Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8563 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
  RSA712217  Calystegia peirsonii Andrea Warniment 2005-4-8 ADW- 004 Los Angeles Transverse Ranges; Castaic Lake region: Victoria Debris Basin, on lower slope in sage scrub habitat. 415 Comment
  SFV20176  Calystegia purpurata subsp. purpurata T. Sagar, C. Wishner 2004-4-17 23 Los Angeles Santa Monica Mountains Seminole Hot Springs. National Park Service Hennesy Property. 260 Comment
  CAS-BOT-BC172765  Camissonia bistorta Timothy S. Ross; Steve Boyd 1994-5-4 7618 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  POM305882  Camissonia bistorta Henry J. Ramsey, Henry J. Ramsey 1937-5-16 1138 Los Angeles Altadena, North Craig Avenue. 396 Comment
  RSA647978  Camissonia bistorta Michelle Manolovitz, Brian Manolovitz 1992-5-5 11 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  RSA587004  Camissonia boothii subsp. decorticans Orlando Mistretta 1992-5-8 292 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  RSA466151  Camissonia californica L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA0115693  Camissonia campestris A. C. Sanders 2008-4-11 34841 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM Pine. 995 Comment
  SEINET7047925  Camissonia campestris Steven R. Hill, Kate Kramer 2001-4-22 33375 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  RSA0016877  Camissonia cheiranthifolia subsp. suffruticosa Ora M. Clark 1928-12-3 1386 Los Angeles Venice. Comment
  RSA454027  Camissonia cheiranthifolia subsp. suffruticosa C. Bavers 1906-5-30 s.n. Los Angeles Terminal. Comment
  UCR100607  Camissonia hirtella B. G. Pitzer 1996-5-5 2855 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR219426  Camissonia hirtella R. G. Swinney 2009-3-31 10230 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  POM9305  Camissonia intermedia P. A. Munz, R. D. Harwood 1920-5-17 3968 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 122 Comment
  UC422966  Camissoniopsis bistorta J. Grinnell 1903-6-30 Los Angeles Pasadena Comment
  RSA645327  Cannabis sativa Steve Boyd 2000-5-12 10305 Los Angeles San Bernardino Basin; Claremont: South side of Foothill Blvd. ca. 50-100 m east of the intersection with Claremont Blvd. Comment
  UCR275295  Capsella bursa-pastoris Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  SFV21077  Capsella bursa-pastoris L. Gross 2001-2-17 339 Los Angeles North side of mountains along Hostetter Mountainway, on parved part of road, just east of La Tuna Canyon Road. 488 Comment
  UCR271838  Cardamine hirsuta R. G. Swinney 2011-3-15 14085 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn., east portion of park 244 Comment
  RSA603963  Cardamine oligosperma L. C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills: Normandy Drive, ca. 100 yards N of Los Angeles County-Pasadena city line. Comment
  UCSB46756  Cardamine oligosperma Roos, Alfred 1958-6-16 Los Angeles Evans & Reeves Nursery, Brentwood, West Los Angeles Comment
  CAS-BOT-BC384772  Cardionema ramosissimum Le Roy Abrams 1899-4-1 222 Los Angeles Ballona Harbor Comment
  UC205815  Cardionema ramosissimum G. B. Grant 1904-5-14 6214 Los Angeles Playa del Rey Comment
  RSA228954  Carex alma Robert F. Thorne 1971-8-25 41295 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  UCR270913  Carex alma R. G. Swinney 2011-5-26 14875 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  SEINET7549359 Image available Carex alma Orlando Mistretta 1995-4-11 1619 Los Angeles San Gabriel Mountains, Santiago Canyon, Canyon and slopes draining W. slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. Pacifico Mtn. 7.5' USGS topographic quadrangle. 1097 Comment
  SEINET7549362 Image available Carex alma Timothy S. Ross, J. Mark Porter 1995-5-4 8487 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle. 623 Comment
  RSA605015  Carex athrostachya L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA364613  Carex barbarae L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  RSA668171  Carex barbarae Don Jillson 1961-3-29 525 Los Angeles Scholl Canyon. Comment
  UCR101728  Carex bolanderi L. C. Wheeler 1954-9-1 7083 Los Angeles San Gabriel Mtns., Little Rock Creek, c. 1 mi downstream from Cooper Creek 1677 Comment
  RSA191154  Carex fracta Robert F. Thorne, M. Z. Thorne 1967-7-19 37195 Los Angeles San Gabriel Mountains. 1981 Comment
  RSA601838  Carex pellita Steve Boyd 1996-4-25 8691 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  CAS-BOT-BC118414  Carex praegracilis LeRoy Abrams 1899-3-1 201 Los Angeles Cienega Comment
  CAS-BOT-BC118422  Carex praegracilis Peter H. Raven 1962-7-11 18005 Los Angeles Along stream in upper reaches of first canyon south of Lemon Tank. Comment
  SEINET7574463 Image available Carex schottii Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains, foot of Holiday Hill Ski Lift. 1996 Comment
  RSA250391  Carex senta Robert F. Thorne 1969-05 36909 Los Angeles Along Little Rock Creek. 1311 Comment
  RSA190964  Carex triquetra Robert F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 s.n. Los Angeles Santa Catalina Island: lower end Bullrush Canyon 183 Comment
  UCSB25238  Carex triquetra Fosberg, F. 1931-4-16 Los Angeles Eagles Nest, Middle Ranch Canyon; Santa Catalina Island Comment
  CAS-BOT-BC115641  Carex triquetra P. B. Kennedy 1928-3-29 s.n. Los Angeles Summit of ridge, Santa Catalina Island. Comment
  UCR91364  Carpobrotus edulis Scott D. White 1995-3-15 2569 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA425916  Castilleja affinis Richard C. Barkelew 1929-4-17 s.n. Los Angeles Mulholland Highlands, Los Angeles Comment
  SFV17280  Castilleja affinis subsp. affinis G. Beall 1997-3-7 10 Los Angeles Santa Monica Mountains Escondido Canyon, Winding Way Trail, 0.5 miles from trail head. Comment
  JEPS5153  Castilleja applegatei subsp. martinii F. W. Peirson 1918-5-19 209 Los Angeles Millards Canyon San Gabriel Mountains 853 Comment
  UC885363  Castilleja applegatei subsp. martinii I. W. Clokey and E. G. Anderson 1935-5-9 6899 Los Angeles San Dimas Canyon Comment
  RSA762240  Castilleja applegatei subsp. martinii Orlando Mistretta, Christine Mistretta 2008-5-19 3126 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  SFV5505  Castilleja exserta W. A. Kelley 1969-3-30 Los Angeles Santa Susana Mountains Santa Susana Pass, Chatsworth. Comment
  UCR264696  Castilleja exserta subsp. exserta Mitch Provance, Callen Huff 2009-4-28 10735 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  UC1409006  Castilleja exserta subsp. exserta G. Wallace and D. Wilken 1966-3-18 139 Los Angeles Russel Valley Simi Hills (just off the Ventura Freeway, in the Simi Hills) 274 Comment
  JEPS88605  Castilleja exserta subsp. venusta L. R. Heckard 1985-5-4 6232 Los Angeles s of Rosamond Dry Lake (s side of Avenue E, 1 mi e of 10th Street East, ne of Lancaster); Mojave Desert 701 Comment
  LA200849  Castilleja foliolosa Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA0012416  Castilleja foliolosa Orlando Mistretta, Christine Mistretta 2011-6-16 5698 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  SFV7335  Castilleja foliolosa T. Gordon, M. H. Grayum 1975-3-21 851 Los Angeles Santa Monica Mountains Along Mulholland Highway about 5 miles west of Malibu Canyon Road. 305 Comment
  UC885215  Castilleja foliolosa Ira W. Clokey, B. Templeton May 1929 4484 Los Angeles Mandeville Canyon; Santa Monica Mountains 250 Comment
  CDA41251  Castilleja foliolosa Phillipson 1915-7-2 11 .4.A Los Angeles North Duarte. Comment
  SD138805  Castilleja gleasoni Craig Reiser 1994-5-3 Los Angeles South of Kentucky Springs; east of Mount Gleason; Angeles Crest Highway below forest station Comment
Read comments Nov 12 2014
  UCR20067  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, 0.3 mi below Alder Saddle on 5N04, along South Fork of Little Rock Creek 1677 Comment
  UCR150391  Castilleja linariifolia L. C. Wheeler 1946-8-27 6261 Los Angeles Transverse Ranges; San Gabriel Mtns, Sandrock Creek at Pearblossom Hwy, near confluence of Sandrock Creek and Big Rock Creek; 0.25 mi SE of Big Rock Patrol Station 1113 Comment
  UCR71521  Castilleja martinii L. R. Heckard 1971-5-25 2579 Los Angeles San Gabriel Mtns, San Dimas Canyon 579 Comment
  RSA136582  Castilleja minor subsp. spiralis Peter H. Raven 1957-6-15 10914 Los Angeles Latigo Canyon Road at Newton Canyon Road. 549 Comment
  UCR147780  Castilleja plagiotoma Valerie Soza, L. Lubinsky 2000-6-23 1025 Los Angeles San Gabriel Mountains, South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle 1646 Comment
  UCR150054  Castilleja plagiotoma Orlando Mistretta 1992-5-18 343 Los Angeles Transverse Ranges; San Gabriel Mtns., Hunt Canyon shooting area, Angeles National Forest. Mount Emma Rd., 2 mi west of Little Rock Dam Comment
  SEINET3106298  Casuarina equisetifolia D. W. Jamieson 2003-12-27 Los Angeles Lynwood Comment
  RSA0036424  Caulanthus amplexicaulis LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6980 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
  RSA776482  Caulanthus amplexicaulis var. amplexicaulis Jane Tirrell, Graham Bothwell 2011-7-25 LS- 34 Los Angeles On crest of ridge, approximately 0.5 mile east of Windy Gap. 2434 Comment
  RSA531108  Caulanthus cooperi B. C. Templeton, I. W. Clokey 1930-4-8 1035 Los Angeles Mojave Desert, W of Lancaster in open fields 400 Comment
  UCR51002  Caulanthus coulteri var. coulteri A. C. Sanders, E. J. Lawlor 1988-4-3 7741 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
  RSA774238  Caulanthus inflatus R. G. Swinney 2009-5-5 10633 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR247281  Ceanothus Dan S. Cooper 2013-3-17 313- 51 Los Angeles Los Angeles, Royce Canyon in Griffith Park, along road leading down to canyon, near Mt. Hollywood Dr. 280 Comment
  UC870499  Ceanothus arboreus Ezra C. Knopf 127 Los Angeles Santa Catalina Island Comment
  RSA597029  Ceanothus cordulatus Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3849 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  RSA167621  Ceanothus crassifolius Peter H. Raven, Robert F. Thorne 1964-5-7 19001 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA717418  Ceanothus crassifolius Gary Kovnat, LeRoy Gross 2003-1-19 6 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  UCD162840  Ceanothus crassifolius D. O. Burge 2015-3-17 1690 Los Angeles Newhall Pass. 550 Comment
  UCR216874  Ceanothus crassifolius R. G. Swinney 2009-3-16 10116 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  JEPS42337  Ceanothus leucodermis Frank W. Peirson 1918-6-10 112 Los Angeles San Gabriel Peak 1828 Comment
  UCR256960  Ceanothus leucodermis Mitch Provance 2010-5-12 0510- 55 Los Angeles Western Transverse Range/W Mojave Desert, south side of Hwy 138, c. 1.3 miles east of intersection with Ridge Route (N2) and 7 miles west of Neenach Comment
  UCR4120  Ceanothus leucodermis Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  LA52220  Ceanothus megacarpus Robert Fowler; 1935-1-18 4541 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  RSA399124  Ceanothus megacarpus E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon. Comment
  SEINET13946003 Image available Ceanothus megacarpus Lewis S. Rose 1966-1 66114 Los Angeles Santa Monica Mountains, above Beverly Hills, alt ca 700 ft 213 Comment
  UC1070876  Ceanothus megacarpus var. megacarpus R. St. John 1930-1-20 75 Los Angeles 2 1/2 miles E of Triunfo Pass 640 Comment
  RSA0005505  Ceanothus oblanceolatus Hutchinson 1921-5-1 3412 Los Angeles Bouquet Canyon Comment
  CDA9426  Ceanothus spinosus D. G. Kelch 1991-3-24 1340 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  UC1071369  Ceanothus spinosus P. L. Johannsen 1934-1-18 234 Los Angeles 1 mi n lower dam Malibu Creek; Calabasas Quad. Comment
  UCSB3998  Ceanothus spinosus Haller, Norman 1953-3-29 Los Angeles Approx 100 yds. West of Sepulveda on little dirt road off Mulholland 457 Comment
  UC557739  Centaurea melitensis Nell Murbarger 1936-6-1 241 Los Angeles San Clemente Island Comment
  JEPS46973  Centaurium exaltatum Frank W. Peirson 1921-7-2 2482 Los Angeles Pallett Creek San Gabriel Mountains 1097 Comment
  SD215391  Centromadia parryi subsp. australis D. Bramlet 1996-10-22 2480 Los Angeles Texaco Bryant lease oil field, approximately 91.6 meters southeast of the intersection of Studebaker Rd. and Westminster Ave. About 412 meters west of the San Gabriel River. 3 Comment
  CAS-BOT-BC179817  Centrostegia thurberi A. D. E. Elmer 1902-6-1 3679 Los Angeles Acton Comment
  UCR206455  Centrostegia thurberi R. G. Swinney 2008-6-9 8962 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA0011592  Cerastium fontanum subsp. vulgare Orlando Mistretta, Cher Batchelor 2011-7-27 6005 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  RSA607606  Cerastium fontanum subsp. vulgare L. C. Wheeler 1966-10-27 9096 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  RSA126734  Cercocarpus betuloides Peter H. Raven, Henry J. Thompson 1959-4-3 13915 Los Angeles North slope near summit of Saddle Peak. 838 Comment
  CAS-BOT-BC142110  Cercocarpus betuloides var. betuloides Geo. B. Grant 1906-9-1 7164 Los Angeles Catalina Island Comment
  LA34190  Cercocarpus betuloides var. betuloides Peter H. Raven; Henry J. Thompson 1959-9-27 14547 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy just E of Decker Rd. 548 Comment
  RSA497901  Cercocarpus betuloides var. betuloides Robert M. Perkins 1937-4-2 303 Los Angeles San Gabriel Canyon. Comment
  SD232322  Cercocarpus betuloides var. betuloides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 50506 38 Los Angeles Transverse Ranges: San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC466611  Cercocarpus betuloides var. betuloides Geo. B. Grant 1901-8-2 158 Los Angeles Pasadena; Pacific Coast, Coast Ranges, Pasadena Comment
  CAS-BOT-BC137244  Cercocarpus betuloides var. blancheae June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  RSA190891  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36875 Los Angeles Santa Catalina Island. In bottom of Wild Boar Gully. 137 Comment
  UCR271825  Chaenactis artemisiifolia R. G. Swinney 2010-3-24 12100 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  RSA746793  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  CAS-BOT-BC277371  Chaenactis glabriuscula var. glabriuscula Le Roy Abrams 1899-4-1 211 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC277384  Chaenactis glabriuscula var. glabriuscula John H. Thomas 1957-5-3 6728 Los Angeles North of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  POM351750  Chaenactis glabriuscula var. glabriuscula Kenneth A. Wilson 1961-4-29 1179 Los Angeles Devils Punch Bowl camp site. Two miles south of Valyermo. Comment
  POM12324A  Chaenactis glabriuscula var. lanosa F. L. Robinson 1921-5-9 59 Los Angeles Claremont. 365 Comment
  UCR179967  Chaenactis stevioides R. G. Swinney 1996-5-27 4740 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  UCSB8767  Chaenactis xantiana Breedlove, Dennis 1962-5-12 Los Angeles Eastern edge of Gorman 1219 Comment
  UCSB6435  Chaenactis xantiana Haller, John 1960-5-23 Los Angeles At junction of California 138 and U.S. 99, east of Gorman 1127 Comment
  UC520033  Chamaesyce albomarginata Joseph Andorfer Ewan 1932-7-11 7473 Los Angeles Loma Drive, Van Nuys Estate Comment
  RSA435964  Chamaesyce albomarginata Robert Gustafson 1981-5-15 2227 Los Angeles Ballona Wetlands, Area 3 Comment
  RSA499077  Chamaesyce albomarginata L. C. Wheeler 1931-8-6 s.n. Los Angeles Thompson Wash at S. B. Baseline. 389 Comment
  RSA596359  Chamaesyce albomarginata R. G. Swinney 1989-5-12 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Colby fire break, 100 yards S of Glendora Mountain Road and 50 yards E of Glendora Wilderness Park. 450 Comment
  RSA756888  Chamaesyce albomarginata Orlando Mistretta, Christine Mistretta 2008-4-8 2390 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  RSA591464  Chamaesyce maculata L. C. Wheeler 1966-10-12 8971 Los Angeles San Gabriel River, east fork, 1/2 mi. north of Cattle Canyon. 610 Comment
  RSA674723  Chamaesyce melanadenia Scott D. White, Pam De Vries 2000-5-18 7901 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek Cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UC450976  Chamaesyce polycarpa Fay A. Macfadden 1931-3-4 43 E Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA0056537  Cheilanthes newberryi Orlando Mistretta 1989-5-15 s.n. Los Angeles Channel Islands; San Clemente Island: Bryce Canyon. Comment
  RSA202449  Chenopodium R. L. Armacost 1962-6-10 1472 Los Angeles Near Lake Sherwood. Comment
  LA97335  Chenopodium californicum Kei Nakai; Frank Almeda 1976-4-5 TCSP 1 12 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Vicinity of Trippet Ranch 365 Comment
  RSA478475  Chenopodium californicum George R. Johnstone 1930-4-7 s.n. Los Angeles San Francisquito Canon, public camp grounds. Comment
  RSA594681  Chenopodium fremontii L. C. Wheeler 1946-8-28 6276 Los Angeles Mescal Creek, just about (south of) Appletree Flat 1883 Comment
  CATA1209  Chenopodium murale Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2265 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  RSA0036773  Chenopodium murale Carol Zuck 1981-2-3 7 Los Angeles Cul-de-sac at the end of Springfield street. Upland. Comment
  UCR125558  Chenopodium pumilio A. C. Sanders 2003-5-26 26852 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UC843761  Chlorogalum pomeridianum var. pomeridianum Ira W. Clokey, B. Templeton June 1929 4587 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 350 Comment
  UCR280541  Chorizanthe brevicornu R. G. Swinney 2014-4-10 16029 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  SEINET1906981  Chorizanthe parryi var. fernandina Mark A. Elvin, Vipul Joshi, Tricia Wotipka 2003-1 2940 Los Angeles N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of 'Airport Mesa 366 Comment
  UCD99798  Chorizanthe parryi var. fernandina Mark A. Elvin; Vipul Joshi, Tricia Wotipka 2003-6-11 2940 Los Angeles N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of 'Airport Mesa'. 366 Comment
  CAS-BOT-BC244803  Chorizanthe staticoides Marcus E. A M Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  UC1136069  Chorizanthe staticoides A. D. Gifford 1934-5-8 205 Los Angeles 3 6/10 mi w and 1 1/2 mi n Castro Peak; Triunfo Pass Quad. Comment
  UCR209151  Chorizanthe staticoides Dan S. Cooper 2009-4-30 409- 3 .2 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  CAS-BOT-BC248074  Chorizanthe xanti var. xanti Timothy S. Ross; Steve Boyd 1994-6-23 8066 Los Angeles Liebre Mountains. Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  SFV13220  Chrysolepis sempervirens W. M. Perry 1980-6-19 61 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  POM352192  Cirsium occidentale var. californicum A. G. Goodwin 1940-05 s.n. Los Angeles Palos Verde Comment
  RSA599663  Cirsium occidentale var. californicum Steve Boyd, Lauren Raz 1997-5-1 9681 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
  SBBG43863  Cirsium occidentale var. californicum M. R. Benedict 1971-6-26 Los Angeles near rd 0.5 mi S of Wilson Cove Comment
  UCR273432  Cirsium occidentale var. californicum R. G. Swinney 2011-6-22 15256 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  UCR61038  Cirsium occidentale var. californicum R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. E side of Glendora Mtn Rd, 100 yards south of Little Dalton Campground 381 Comment
  RSA188187  Cirsium occidentale var. compactum R. F. Thorne, Everett 1965-6-22 34893 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 Comment
  POM33630  Cirsium occidentale var. occidentale Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island. 30 Comment
  RSA31205  Cirsium occidentale var. occidentale Joseph A. Ewan 1933-04 10922 Los Angeles Sandy floor of canyon. Higgins Canyon, Santa Monica Mts. Comment
  UCR138701  Cirsium occidentale var. venustum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Pallett Creek 1280 Comment
  RSA0059675  Cirsium occidentale var. venustum Tim Ross, Orlando Mistretta, Alex Quici 1990-6-28 3980 Los Angeles Liebre Mtn: southerly slope to the S and SW of the West Summit and ridge to its W., West Summit here construed as the 5605-foot knoll nr the intersection of sections 3, 4, 9, 10. 1389 Comment
  CDA1601  Cirsium undulatum E. M. Becker 1945-5-8 s.n. Los Angeles Walnut. 0 Comment
  CAS-BOT-BC438755  Cistanthe monandra Alice Eastwood 1906-6-5 246 Los Angeles Country adjacent to Los Angeles. Roscoe Comment
  RSA653884  Cistanthe monandra Valerie L. Soza, Steve Boyd 2000-4-26 794 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  RSA0082603  Cistus incanus R. G. Swinney 2010-6-21 13306 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  SBBG126986  Cistus incanus A. Parikh, N. Gale 2011-7-23 3572 Los Angeles W Fork San Gabriel River, 0.3 km SW of Cogswell Dam; San Gabriel Mtns 784 Comment
  UCR238094  Clarkia affinis Mark A. Elvin, Cathleen Weigand 2003-5-22 2890 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  CAS-BOT-BC172449  Clarkia bottae Le Roy Abrams 1900-4-1 s.n. Los Angeles Pasadena Comment
  RSA453464  Clarkia deflexa H. de Forest, Johnstone 1925-5-16 s.n. Los Angeles N. of Los Felix Blvd. Comment
  SEINET3561651 Image available Clarkia elegans F. A. MacFadden 1930-5-9 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  CAS-BOT-BC163716  Clarkia purpurea subsp. quadrivulnera F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA491786  Clarkia purpurea subsp. quadrivulnera James L. Reveal 1988-5-17 6790 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon). Road and 3.3. miles southwest of the junction of Elizabeth Lake Road (County Road N2) in Leona Valley., At the junction of San Franciscito Road at the Angeles National Forest boundary. 1128 Comment
  UC1018318  Clarkia purpurea subsp. quadrivulnera H. Lewis and M. Lewis 1947-5-7 210 Los Angeles 0.9 mi n Ranger Station (Decker Road); Santa Monica Mts. Comment
  LA45503  Clarkia unguiculata Louis Wheeler; 1932-5-25 759 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  POM50072  Clarkia unguiculata L. R. Abrams 1901-6-4 1711 Los Angeles Los Tunas Canyon. Comment
  RSA0059501  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4978 Los Angeles Soledad Canyon Wash between Acton and Paris. 835 Comment
  UCR191734  Claytonia parviflora A. C. Sanders 2008-4-23 35081 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1130 Comment
  UCR192044  Claytonia parviflora A. C. Sanders 2008-4-11 34844 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  RSA597780  Claytonia parviflora subsp. parviflora Steve Boyd, Lauren Raz 1997-3-14 9174 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA587048  Claytonia parviflora subsp. parviflora Orlando Mistretta, Mark Elvin 1995-5-10 1689 E Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 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
  RSA729824  Claytonia parviflora subsp. viridis R. G. Swinney 1998-7-2 6262 Los Angeles San Gabriel Mtns.: NE of Table Mountain, Wrightwood area, 0.8 mi NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  CAS-BOT-BC439916  Claytonia perfoliata subsp. intermontana John H. Thomas 1957-5-11 6753 Los Angeles San Gabriel Mountains. About 3 miles north of La Canada near Angeles Crest Highway. 762 Comment
  UC852078  Claytonia perfoliata subsp. mexicana F. R. Fosberg 1931-4-1 S 4435 Los Angeles near Avalon (Hamilton Canyon); Santa Catalina Island 40 Comment
  RSA305987  Clematis lasiantha F. C. Boutin 1966-4-12 s.n. Los Angeles Little Tujunga Canyon road, Pacoima Canyon; extreme western Angeles National Forest, San Gabriel Mountains. Comment
  RSA599601  Clematis lasiantha Steve Boyd, Lauren Raz 1997-3-31 9405 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA386254  Clematis ligusticifolia Bonnie C. Templeton 1938-8-19 s.n. Los Angeles Bouquet Canyon. Comment
  SD1800  Clematis ligusticifolia Ruth B. Randall 7/1931 173 Los Angeles Big Rock Creek Comment
  UCR146693  Clematis ligusticifolia Scott D. White 2004-8-20 10739 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  RSA216635  Cleomella obtusifolia E. C. Twisselmann 1970-9-8 17497 Los Angeles Antelope Valley: Avenue A at 30th Street West. 739 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
  RSA408244  Collinsia callosa Anstruther Davidson 1895-5-3 s.n. Los Angeles Manzana. Comment
  RSA584967  Collinsia callosa Tim S. Ross, Steve D. Boyd 1990-6-1 2761 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
  RSA0117403  Collinsia concolor Scott D. White, Michael Honer 2003-5-7 9218 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  POM184518  Collinsia parryi Thomas Craig 1927-6-8 400 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  UC885551  Collinsia parryi Marcus E. Jones, A. M. 1882-5-2 3205 Los Angeles Pasadena Comment
  RSA412256  Collinsia torreyi var. wrightii Bonnie C. Templeton 1932-6-1 4868 Los Angeles Big Pines Park. 2400 Comment
  RSA729461  Collinsia torreyi var. wrightii R. G. Swinney 1998-7-8 6339 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR219439  Colutea arborescens R. G. Swinney 2009-3-28 10178 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  SBBG128258  Comarostaphylis diversifolia subsp. planifolia M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3029 Los Angeles lower Cottonwood Cyn 152 Comment
  UCR205063  Conium maculatum R. G. Swinney 2008-4-4 8609 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  JEPS26142  Conyza bonariensis Peter H. Raven 1959-4-4 13977 Los Angeles near houses behind Point Dume; Santa Monica Mountains, Point Dume 21 Comment
  RSA5980  Conyza canadensis C. B. Wolf 1932-9-13 4053 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  RSA739771  Conyza floribunda John Dittes, Eva M. Dittes, R. A. Dittes, Rosano Arviso 2006-11-4 1429 Los Angeles San Fernando Land Grant, S Coast Subregion, San Fernando Valley, N Hollywood, 7650 Hinds Ave, 1/4 mile NW of intersection of Lankershim Blvd, and Saticoy St. 238 Comment
  RSA304574  Cordylanthus maritimus subsp. canescens A. C. Sanders 1980-8-17 1770 Los Angeles marshy area at the SW edge of Rosamond Dry Lake about 1/2 mi E of the E end of Ave. C 671 Comment
  UC1713154  Cordylanthus rigidus subsp. setiger I. M. Johnston 1917-8-23 1675 Los Angeles Prairie Fork San Antonio Mountains 1371 Comment
  UCR180575  Coreopsis bigelovii Scott D. White, Pam Devries 2006-5-10 11441 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
  RSA252920  Coreopsis californica var. californica R. F. Thorne, C. W. Tilforth 1973-4-20 43041 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UC53937  Coreopsis californica var. californica Ernest Braunton 1902-3-1 160 Los Angeles Eagle Rock Valley Comment
  SEINET7836953 Image available Coreopsis gigantea G. B. Grant, W. Wheeler 1904-4-21 680 2228 Los Angeles Santa Catalina Island Comment
  UCD150950  Coreopsis gigantea D. S. Park 2010-4-26 35 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  SEINET2122131  Corethrogyne M. L. Carson 1968-12-19 1304 a Los Angeles State Highway 138 at junction with county road N2 (Old Ridge Route) ca. 8 mi E of Gorman, along N side of highway 1220 Comment
  JEPS15875  Corethrogyne filaginifolia Joseph Andorfer Ewan 1934-8-11 8333 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  POM356114  Corethrogyne filaginifolia F. R. Fosberg 1931-8-30 5619 Los Angeles El Segundo. 10 Comment
  SBBG38077  Corethrogyne filaginifolia E. R. Blakley 1961-9-23 4740 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 45 Comment
  UC63363  Corethrogyne filaginifolia Ernest Braunton 1902-8-1 646 Los Angeles Los Angeles Comment
  CLARK-A1528-2614  Cornus sericea subsp. sericea John C. Roos 1950-7-15 4851 Los Angeles San Gabriel Mountains 60 Comment
Read comments Dec 2 2014
  SFV3859  Cotula coronopifolia M. L. Vincent 1960-5-12 58 Los Angeles Malibu Lagoon on Highway 101. Near Malibu Beach Colony. 3 Comment
  CAS-BOT-BC427743  Crassula connata Steve Boyd 2003-1-17 10440 Los Angeles Los Angeles Basin region: Vicinity of Irwindale east of the San Gabriel River and west of gravel pits, just north of Foothill Blvd, ca. 600 meters west of Irwindale Ave. 177 Comment
  SBBG133430  Crassula connata J. Lambert, S. McDonough 2005-4-6 SERG 47 -05 Los Angeles near Swat 2 23 Comment
  RSA423458  Crassula connata var. erectoides Ora M. Clark 1929-3-24 1795 Los Angeles Santa Susana Mtns. Comment
  RSA624462  Crassula tillaea L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Arroyo Seco between El Prieto and Fern Canyon. 373 Comment
  CAS-BOT-BC290531  Crepis capillaris Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek Comment
  SBBG128067  Crepis setosa M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-11 2751 Los Angeles Avalon School science building, Falls Cyn 27 Comment
  RSA239485  Cressa truxillensis E. R. Blakley 1963-12-7 6330 Los Angeles San Clemente Island, [near] Lighthouse, N. of Pyramid Head. 53 Comment
  UC57559  Cressa truxillensis J. H. Barber 1898-8-5 Los Angeles near beach Malibu Comment
  CATA530  Crocanthemum scoparium Sara L. Crockett 1997-4-29 683 Los Angeles Santa Catalina Island: 30 m W of end of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, near barbed-wire fence line 451 Comment
  UC450896  Crocanthemum scoparium var. vulgare F. A. MacFadden 1931-4-10 2582 Los Angeles Tejunga Canyon 426 Comment
  NY268577  Crossosoma californicum R. F. Thorne 1970-3-5 39349 Los Angeles Santa Catalina Island: Middle Ranch Canyon. 243.8 Comment
  UC1130368  Croton californicus A. D. Gifford 1934-5-15 244 Los Angeles Dume Point Triunfo Pass Quadrangle (on Plot #100) Comment
  UCR100070  Croton californicus R. G. Swinney 1969-4-22 342 Los Angeles San Gabriel Valley, N and adjacent to Barnes Park along Rivergrade Rd., Baldwin Park. c. 200 yards east of San Gabriel River Channel. 91 Comment
  CDA35296  Croton setiger Phillipson 1915-6-8 Los Angeles Monrovia. Comment
  UCR203207  Cryptantha R. G. Swinney 2005-5-21 8248 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
Read comments Feb 19 2020
  UCR276816  Cryptantha R. G. Swinney 2010-5-21 12886 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
Read comments Feb 19 2020
  RSA763225  Cryptantha barbigera Justin M. Wood 2010-5-10 1591 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA757669  Cryptantha barbigera var. barbigera Orlando Mistretta, Christine Mistretta 2008-4-14 2439 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  SBBG24804  Cryptantha circumscissa R. N. Philbrick 1965-5-20 B 65 -1179 Los Angeles S fork of Little Rock Crk 1066 Comment
  RSA0030708  Cryptantha circumscissa Pam De Vries 2014-3-25 7869 Los Angeles Mojave Desert (West); Little Buttes 7.5 USGS quadrangle. Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138., Near 381932E; 3847657 N (WGS 84); (34.76424N, 118.29015W). 735 Comment
  LA81967  Cryptantha clevelandii O. H. Kappler; 1943-5-23 468 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA596164  Cryptantha clevelandii L. C. Wheeler 1967-5-12 9464 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA802443  Cryptantha clokeyi Orlando Mistretta, Youssef Atallah 2011-8-12 6021 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  UCR127244  Cryptantha corollata Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2921 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  SBBG119374  Cryptantha decipiens R. F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39531 Los Angeles rd to Valyermo, ca. 1 mi E of Pallet Ranch at foot of grade N of Pinyon Ridge in Shoemaker Cyn Comment
  POM6560  Cryptantha intermedia P. A. Munz, L. T. Street, G. Williams 1919-4-5 2423 Los Angeles Puddingstone Creek, San Dimas Comment
  RSA499600  Cryptantha intermedia L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout Canyon, Big Pines. Comment
Read comments Jan 4 2012
  SBBG13157  Cryptantha intermedia E. R. Blakley 1962-6-10 5179 Los Angeles Triangulation Pt Thirst 598 Comment
  UCR109026  Cryptantha leiocarpa L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  RSA499832  Cryptantha micromeres Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  LA94313  Cryptantha microstachys Carl Epling; 1926-5-8 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA603901  Cryptantha microstachys L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  LA91455  Cryptantha muricata Bruce Douglas Clayton; Greg Clayton 1972-4-4 55 Los Angeles Santa Monica Mountains, Nettleburn Creek Canyon, Mountain Park Research Campus 556 Comment
  POM71281  Cryptantha muricata Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  SFV7982  Cryptantha muricata T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1348 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  UCSB5597  Cryptantha muricata B., K. 1944-6-14 Los Angeles Near Tanbark Flat, San Dimas Experimental Forest, San Gabriel Mtns. 822 Comment
  RSA0079135  Cryptantha muricata var. denticulata Orlando Mistretta, Christine Mistretta 2010-5-20 5163 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  SEINET13203242 Image available Cryptantha muricata var. denticulata R. G. Swinney 2011-1 14598 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break (Glendora 7.5' Q.) (T1N R9W S8) 1006 Comment
  RSA0079462  Cryptantha muricata var. jonesii T. S. Ross, Peter Fritsch 1990-6-20 3686 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  SBBG24810  Cryptantha muricata var. muricata R. N. Philbrick 1965-5-20 B 65 -1176 Los Angeles 1 mi E of Agua Dulce Rd and ca. 1 mi S of Antelope Valley Freeway 701 Comment
  RSA0079597  Cryptantha muricata var. muricata Sarah G. Kemp s.n. Los Angeles Griffith Park. Comment
  RSA229033  Cryptantha nevadensis var. rigida R. F. Thorne 1971-6-30 40787 Los Angeles Along open sandy flats along dessicated branch of S Fork of Little Rock creek 1.8 miles below Alder Saddle in Pinyon Flats area, 1555 Comment
  RSA643167  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-4-15 1055 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1188 Comment
  UCR181267  Cryptantha oxygona R. G. Swinney 1997-6-13 5578 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 1.1 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 1841 Comment
  UCR194617  Cryptantha oxygona R. G. Swinney 1999-5-1 7089 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
  RSA755963  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-4 2318 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  UCD120001  Cryptantha pterocarya Steve Boyd 1986-3-30 1499 Los Angeles Mojave Desert, Highway 18, 0.5 mile east of junction with Highway 138, NE of Pinyon Hills. Comment
  POM368346  Cryptantha similis Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  POM368161  Cryptantha simulans B. C. Templeton 1932-6-18 4931 Los Angeles Jackson Lake, Big Pines Park, San Gabriel Mountains. Comment
  SEINET10625757  Cucumis melo Heidi H. Schmidt 1999-10-14 Schmidt 3840 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CHSC3736  Cucurbita foetidissima Sue Boergadine 1966-4-28 5 Los Angeles Approximately 8 mi NE of Newhall. 914 Comment
  RSA584912  Cucurbita foetidissima Tim Ross 1992-6-15 6570 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills); upper end of Turnbull Canyon. 213 Comment
  UCR117108  Cupaniopsis anacardioides A. C. Sanders, D. Malueg 2001-5-17 24315 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
  SEINET12192402  Cuphea ignea W. F. Wight 1907-1 1641 Los Angeles East Lake Park, Los Angeles Comment
  CAS-BOT-BC80495  Cupressus arizonica Carl B. Wolf 1935-12-11 7690 Los Angeles South of Newhall, at entrance to Republic Petroleum Co's. property 396 Comment
  RSA669715  Cupressus arizonica LeRoy Gross 2002-2-2 471 Los Angeles North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. ( grown back and gone back to nature, but shown on The Thomas Guide, street guide and director 625 Comment
  LA212024  Cuscuta Duncan Bell; Caitlin Elam, Evan Meyer 2013-6-13 5138 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  UCR202528  Cuscuta R. G. Swinney 2005-8-15 8481 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  RSA5970332  Cuscuta T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3846 Los Angeles San Gabriel Mountains: Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1884 Comment
  UCR155341  Cuscuta californica A. C. Sanders 2005-5-5 29865 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA409694  Cuscuta californica G. J. Hollenberg 1928-7-24 s.n. Los Angeles S of Del Rey, Palisadea along RR at foot of bluff Comment
  UCR265512  Cuscuta subinclusa Dan S. Cooper 2015-3-22 315- 27 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  RSA761941  Cyclospermum leptophyllum Edward Read 2005-10-20 s.n. Los Angeles Hawthorne, private home near West 120th Street at Prairie Ave. Comment
  CAS-BOT-BC59394  Cylindropuntia J. R. Pemberton 39 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UCR223316  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11294 Los Angeles Transverse Range; San Gabriel Mtns., Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  RSA535318  Cynodon dactylon Timothy S. Ross 1991-5-20 5366 Los Angeles San Clemente Island: north third; upper S branch of un-named drainage that empties to sea just N of Jack Point lighthouse. 168 Comment
  RSA662141  Cynodon dactylon Carol Zuck 1981-2-3 5 Los Angeles 1462 B Springfield St. Upland. Comment
  SBBG12183  Cynodon dactylon P. H. Raven 1962-4-12 17342 Los Angeles Wilson Cove 45 Comment
  UCR62096  Cyperus difformis R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, in Big Dalton Canyon 366 Comment
  UCR261790  Cyperus eragrostis R. G. Swinney 2010-9-13 13831 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  RSA92109  Cyperus erythrorhizos F. R. Fosberg, Joseph A. Ewan 1931-8-10 s.n. Los Angeles Crystal Lake, N fork San Gabriel River. San Gabriel Mountains. 1616 Comment
  UCR94477  Cystopteris fragilis Orlando Mistretta, Steve Boyd 1995-5-23 1715 Los Angeles San Gabriel Mtns., Bare Mountain Canyon, W side tributary drainage NE of Pacifico Mtn. 1784 Comment
  UCR48951  Datura wrightii A. C. Sanders 1987-10-13 7419 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  RSA652001  Datura wrightii James B. Armstrong 1949-11-21 s.n. Los Angeles 4 mi east of the junction of Badillo Ave and Kendall Way, Covina. 183 Comment
  POM3239  Daucus pusillus J. Britton 1893-04 s.n. Los Angeles Collected near Pasadena Comment
  UCR61064  Daucus pusillus R. G. Swinney 1969-5-4 431 Los Angeles San Gabriel Mountains, Glendora, base of the mtns. 358 Comment
  UC1400360  Daucus pusillus Robert F. Thorne 1973-4-11 42862 Los Angeles middle portion Norton Canyon (San Clemente Isl.); San Clemente Isl. 274 Comment
  CAS-BOT-BC130935  Deinandra clementina Grant 1902-8-6 5023 Los Angeles Avalon Comment
  CATA279  Deinandra clementina Mark L. Hoefs 1973-5-21 292 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  SBBG108954  Deinandra clementina S. A. Junak 1997-4-22 SCl 846 Los Angeles fork in Chamish Cyn, N side of S fk of cyn 115 Comment
Read comments Apr 30 2012
  SBBG41346  Deinandra fasciculata M. R. Benedict 1970-6-30 Los Angeles lower Cottonwood Cyn Comment
  UC1861767  Delairea odorata Scott D. White, John Green 2004-4-23 10232 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  SBBG61313  Delphinium cardinale J. Koontz with B. O'Brien E. Gardner 2012-5-15 291 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, just outside N fence 416 Comment
  RSA0092456  Delphinium parishii R. G. Swinney 2011-6-23 15294 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  UCR223006  Delphinium parishii R. G. Swinney 2009-5-13 10787 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  CHSC35421  Delphinium parishii subsp. parishii James Henrickson 1973-5-12 9599 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. On slopes above arroyo. 1234 Comment
  SEINET12099639  Delphinium parryi J. F. Bright, Wyman, C. 1933-1 8506 Los Angeles in foothills near Los Angeles Comment
  CAS-BOT-BC121377  Delphinium parryi subsp. maritimum John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Island Comment
  LA52173  Delphinium parryi subsp. parryi Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA400040  Delphinium patens subsp. hepaticoideum L. E. Hoffman 1929-5-15 s.n. Los Angeles Pacoima Canyon. Comment
  RSA798762  Delphinium patens subsp. hepaticoideum Jason Koontz, Bart O'Brien 2012-5-17 289 Los Angeles Glendora Ridge Rd. N-Facing semi-stabilized scree slope. Comment
  RSA0030041  Delphinium patens subsp. montanum R. G. Swinney 1998-7-2 6264 Los Angeles San Gabriel Mtns.: NE of Table Mountain, Wrightwood area, 0.8 mi NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  CAS-BOT-BC82820  Dendromecon harfordii Carl B. Wolf 1932-10-5 4228 Los Angeles Santa Catalina Island, Black Jack Mine on slopes of Black Jack Peak. 426 Comment
  RSA433213  Dendromecon rigida Geo. L. Moxley 1915-7-19 385 Los Angeles Arroyo Seco Canyon: ca. 1/2 mi above Switzer's Canyon Comment
  RSA654019  Dendromecon rigida Valerie L. Soza, Laura Moore 2000-5-10 843 b 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. from fire gate to powerlines. 579 Comment
  RSA0073304  Dendromecon rigida Bonnie C. Templeton 1932-6-1 4866 Los Angeles Lone Pine Canyon, Swarthout Valley, San Gabriel Mts. Comment
  POM244775  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-4-13 S 4580 Los Angeles Santa Catalina Island. Renton Mine, Pebble [Pebbly] Beach Canyon, left fork 300 Comment
  UC534834  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles San Gabriel Mts., Horse Flats 1676 Comment
  UCR223249  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CATA2944  Descurainia pinnata Sarah Ratay, Peter Dixon 2010-6-11 124 Los Angeles Santa Catalina Island: Torqua Caves, growing at edge of main cave, in midden area 129 Comment
  UCR209493  Descurainia pinnata R. G. Swinney 2008-6-17 9045 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  CAS-BOT-BC43172  Descurainia pinnata subsp. brachycarpa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9484 Los Angeles 4 miles northeast of Lancaster on the Muroc Road. Comment
  RSA598850  Descurainia pinnata subsp. glabra Steve Boyd, Timothy S. Ross 1997-3-21 9222 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1310 Comment
  RSA756959  Descurainia pinnata subsp. halictorum Orlando Mistretta, Christine Mistretta 2008-4-14 2452 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UC55210  Descurainia pinnata subsp. menziesii Jos. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  RSA0068311  Descurainia sophia R. G. Swinney 2010-5-12 12720 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  JEPS64192  Dichelostemma capitatum Frank W. Peirson 1918-5-21 7 Los Angeles Arroyo Seco San Gabriel Mts. Comment
  POM365107  Digitaria sanguinalis Anstruther Davidson 1989-06 s.n. Los Angeles Los Angeles. Comment
Read comments Aug 10 2012
  CAS-BOT-BC152897  Diplacus brevipes I. M. Johnston 1918-5-15 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC152902  Diplacus brevipes E. I. Applegate 1893-4-30 s.n. Los Angeles Ontario Comment
  CAS-BOT-BC150628  Diplacus longiflorus Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  UCR203229  Distichlis spicata R. G. Swinney 2005-7-21 8318 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SBBG2472  Dithyrea californica H. and M. Dearing 1933-4-9 4933 Los Angeles Palmdale-Victorville Hwy Comment
  RSA65162  Dodecahema leptoceras F. W. Peirson 1920-4-26 2113 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  POM3570  Dodecatheon clevelandii P. A. Munz 1918-4-5 2031 Los Angeles South Hills, Pomona. Comment
  RSA706912  Dodecatheon clevelandii Gary D. Wallace 1985-3-3 2188 Los Angeles Near Ventura-Los Angeles county line, 1/4 mi. E of junction of Pacific View Dr. and Deer Creek Rd. 463 Comment
  CAS-BOT-BC41604  Draba corrugata var. corrugata Le Roy Abrams; E. A. McGregor 1908-7-3 610 Los Angeles North Baldy Mountain. San Gabriel Mountains. 2743 Comment
  RSA511022  Drymocallis glandulosa var. glandulosa Robert F. Thorne 1969-7-2 38218 Los Angeles San Gabrial Mountains, Angeles National Forest: Charlton Flats burn (of 1954), 1601 Comment
  UC212528  Drymocallis glandulosa var. viscida I. Johnston 1917-7-3 1410 Los Angeles Upper San Antonio Canyon 2286 Comment
  RSA0081627  Dryopteris arguta R. G. Swinney 2010-8-30 13637 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA610547  Dryopteris arguta L. C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  UCR137600  Dryopteris arguta R. G. Swinney 1989-11-24 1480 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, mouth of 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCR208067  Dryopteris arguta M. B. Dunkle 1928-5-13 1948 Los Angeles Channel Islands, Santa Catalina Island, Eagle's Nest 180 Comment
  CAS-BOT-BC67941  Dryopteris arguta Geo. B. Grant 1903-2-1 s.n. Los Angeles Covina Comment
  SBBG15506  Dryopteris arguta J. S. H. 1934-5-25 33 Los Angeles San Dimas Exp Forest; dam no 2; S1, T 1N, R 9W 762 Comment
  UC220845  Dryopteris arguta G. R. Vasey July 1880 683 Los Angeles Santa Monica Mts Comment
  LA200388  Dudleya caespitosa Kei Nakai; 1978-4-9 357 Los Angeles 27 Comment
  SBBG70385  Dudleya cymosa R. Hoffmann 1930-6-6 Los Angeles Elizabeth Lake Cyn Comment
  UC2059991  Dudleya cymosa K. Nakai 1981-6-24 776 Los Angeles Fish Canyon, San Gabriel Mountains, ca. 1.5 km from the mouth of Canyon. Comment
  SBBG124398  Dudleya cymosa subsp. crebrifolia A. Parikh, N. Gale 2010-6-30 3378 Los Angeles Upper Cold Springs Cyn, 0.7 km N of White Saddle, 1.3 km SE of Monrovia Peak 1080 Comment
  LA210120  Dudleya cymosa subsp. marcescens K. Nakai; 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 kn N of Calif. Hwy. 1 150.0 Comment
  UC1015446  Dudleya lanceolata Reid Moran 3468 Los Angeles Elysian Park Los Angeles Comment
  RSA397776  Dudleya lanceolata M. B. Dunkle 1933-7-11 3641 Los Angeles Upper San Gabriel Canyon above dams. Cold Brook camp. Comment
  UC792936  Dudleya multicaulis Reid Moran 1948-6-10 3087 Los Angeles Puddingstone Hills Comment
Read comments Aug 12 2014
  SBBG52614  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 4502 Los Angeles Hamilton Beach 5 Comment
Read comments Apr 5 2011
  CAS-BOT-BC109752  Dudleya virens subsp. insularis Reid Moran 1972-5-27 19143 Los Angeles Just east of Point Vicente. 5 Comment
  CAS-BOT-BC197141  Echinochloa crus-galli Louis C. Wheeler 1933-12-24 2341 Los Angeles San Dimas Canyon Dam, San Gabriel Mts Comment
  UCSB382  Echinochloa crus-galli T., S.; B., K. 1943-8-13 Los Angeles East Fork of San Dimas Canyon; San Dimas Experimental Forest, San Gabriel Mountains Comment
  CAS-BOT-BC208537  Ehrharta calycina Barbara Shervanick 1974-5-23 1440 Los Angeles North fork of Lodi Canyon, San Gabriel Mt. range 792 Comment
  CATA1662  Eleocharis macrostachya Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2951 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  UC306107  Eleocharis montevidensis I. Johnston 1917-5-13 1019 Los Angeles El Monte, along R.R. 83 Comment
  POM1364  Eleocharis palustris I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  RSA188178  Eleocharis palustris Robert F. Thorne 1966-4-7 35979 Los Angeles Santa Catalina Island: upper small ponds near Arrow Point, W end of island. 61 Comment
  RSA641435  Eleocharis palustris L. C. Wheeler 1967-7-23 10157 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  RSA729330  Eleocharis parishii R. G. Swinney 1999-6-30 7472 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  UCR138520  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  CATA1710  Elymus condensatus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3030 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  POM359921  Elymus elymoides Anstruther Davidson 1900-6-7 s.n. Los Angeles Acton. [San Gabriel Mountains.] Comment
  UCD61527  Elymus elymoides A. A. Beetle 1942-6-25 3637 Los Angeles San Bernardino Mountain, 4 miles north of Big Pine Camp on Rt. 2. 1828 Comment
  UCR258856  Elymus elymoides R. G. Swinney 2010-5-19 12810 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
  POM222457  Elymus glaucus subsp. glaucus L. C. Wheeler 1936-6-12 4153 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  RSA0127377  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-7-20 10134 Los Angeles Aliso Canyon. 1067 Comment
  RSA87351  Elymus stebbinsii F. W. Peirson 1920-6-10 2158 Los Angeles Maple Springs Trail to Mt. Lowe 1219 Comment
Read comments Jul 19 2008
  SEINET10807096  Elymus stebbinsii subsp. septentrionalis LeRoy R. Abrams Abrams 1735 Los Angeles Ballina Harbor. Comment
  RSA678132  Elytrigia intermedia subsp. intermedia Valerie L. Soza, Naomi Fraga 2001-6-27 1302 Los Angeles San Gabriel Mountains region: Sunset Ridge Fire Road (FS Road 2N07), 0.7 mile east of Glendora Ridge Road, west of Sunset Peak. 1433 Comment
  RSA401549  Emmenanthe penduliflora F. R. Fosberg 1930-7-3 s 3079 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UC1595438  Emmenanthe penduliflora Tim Ross 1992-4-4 6065 Los Angeles Three Sisters: SW Mojave Desert, 1 mi SE of Black Butte, middle butte of Three Sisters 969 Comment
  RSA0036298  Emmenanthe penduliflora var. penduliflora LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6978 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
  SBBG37806  Emmenanthe penduliflora var. penduliflora M. B. Dunkle 1939-4-6 7302 Los Angeles Mosquito Harbor Comment
  UCR200180  Emmenanthe penduliflora var. penduliflora Valerie Soza, Laura A. Moore 2000-5-10 848 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, west of peak ''1936' 564 Comment
  UCR270245  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-7-7 15441 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
  RSA0080759  Encelia actoni R. G. Swinney 2010-6-1 13106 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
  RSA597116  Encelia actoni Timothy S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3717 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  JEPS30405  Encelia californica Donald Kyhos 1957-3-12 W 1 Los Angeles Whittier Comment
  POM356654  Encelia californica Anstruther Davidson 1892-05 s.n. Los Angeles Los Angeles. Comment
  RSA0088828  Encelia californica Bonnie C. Templeton 1931-1-27 s.n. Los Angeles Hills North of Griffith Park. Comment
  SBBG128270  Encelia californica D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 4 Los Angeles Deer Valley Trail 4 Comment
  UC2052841  Encelia californica M. B. Dunkle 1939-4-5 7280 Los Angeles San Clemente Island, Pyramid Cove. Comment
  OBI70283  Encelia farinosa Louis C. Wheeler 1973-5-16 s.n. Los Angeles San Gabriel Mtns: Mouth of Van Tassel Cyn Comment
  UCD133256  Ephedra viridis Stephen Mason 1995-5-14 65 Los Angeles Vallyermo, Big Rock Creek Rd., just past Sycamore Flat Campground, northern edge of Transverse Range. 1066 Comment
  CAS-BOT-BC166203  Epilobium canum subsp. canum John Thomas Howell 1927-10-16 3148 Los Angeles Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  POM155767  Epilobium canum subsp. canum M. L. Bryan 1928-9-1 83 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  POM214396  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 342 Los Angeles N side of Santa Monica Mountains; near Girard. 427 Comment
  RSA358480  Epilobium canum subsp. canum Robert F. Thorne 1973-09 44731 Los Angeles Santa Catalina Island: Big Spring. Comment
  UC20670  Epilobium canum subsp. canum W. H. Brewer 1860-12-2 38 Los Angeles Los Angeles Comment
  CAS-BOT-BC171919  Epilobium canum subsp. latifolium Peter H. Raven; Henry J. Thompson 1958-10-11 13764 Los Angeles 0.7 miles south of junction of roads at summit, Saddle Peak, Santa Monica Mountains 746 Comment
  RSA529204  Epilobium canum subsp. latifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5604 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  RSA588512  Epilobium canum subsp. latifolium F. R. Fosberg 1931-8-11 5497 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  RSA733585  Epilobium canum subsp. latifolium R. G. Swinney 1998-7-24 6561 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge. 2200 Comment
  RSA72175  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1951-08 s.n. Los Angeles Kewen Lake, Pasadena Comment
  RSA250376  Epilobium glaberrimum Robert F. Thorne, John Dourley 1967-10-3 37284 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  RSA748886  Epilobium glaberrimum R. G. Swinney 2001-8-11 8035 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  UCR204749  Epipactis gigantea R. G. Swinney 2005-8-9 8423 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC57902  Equisetum arvense Louis C. Wheeler 1933-7-7 1919 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA18114  Equisetum arvense C. F. Baker 1923-5-26 6839 Los Angeles San Gabriel Mountains. Head of Vincent gulch. 1982 Comment
Read comments Dec 20 2015
  OBI23306  Equisetum hyemale Mark Schneider 1973-5-27 27 Los Angeles Tujunga Wash 518 Comment
  POM18108  Equisetum laevigatum P. A. Munz 1923-5-25 6815 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  UCR259990  Equisetum laevigatum R. G. Swinney 2010-3-16 11960 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  CAS-BOT-BC57312  Equisetum laevigatum P. A. Munz; I. M. Johnston 1918-5-19 2259 Los Angeles Claremont, on Harrison Ave Comment
  SBBG128759  Equisetum telmateia subsp. braunii M L. Hoefs, D. R. Hoefs, H. Greene 1992-4-21 1829 Los Angeles lower Middle Cyn, just below juction of rd to Ben Weston Beach 153 Comment
  SDSU1971  Equisetum telmateia subsp. braunii J. Ewan 1930-10-10 3529 Los Angeles Big Santa Auila Canyon, near Fern Lodge. 975 Comment
  RSA608939  Equisetum telmateia var. braunii L. C. Wheeler 1931-6-21 s.n. Los Angeles Base of San Gabriel Mountains: Live Oak Canyon. Comment
  UCR205635  Eragrostis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36994 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  SBBG129300  Eragrostis barrelieri A. Parikh, N. Gale 2012-5-29 2161 Los Angeles Newhall Ranch, 1.7 km SW of intersection of Interstate 5 and Hwy 126, N side of Santa Susana Mtns 320 Comment
  UCR127666  Eragrostis barrelieri A. C. Sanders, Kim Marsden 2003-6-20 26989 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  CDA31773  Eragrostis mexicana Phillipson 1915-6-1 s.n. Los Angeles South Santa Anita. Comment
Read comments Jan 17 2015
  SEINET11677286  Eragrostis mexicana Unknown 1931-1 s.n. Los Angeles 6 mi W of Harold Comment
  SBBG4670  Eremalche exilis H. and M. Dearing 1938-5-1 2684 Los Angeles near Palmdale Comment
  RSA127779  Eremocarpus setiger P. H. Raven, Henry J. Thompson 1959-6-4 14333 Los Angeles Santa Monica Mountains, Point Dume Comment
  SEINET10805118  Eremocarpus setiger Walter H. Lewis 1991-6-13 Lewis 14930 Los Angeles Padua Hills, N. Claremont, between Padua and Mills roads on Mt. Baldy Drive. 518 Comment
  SEINET12141702  Eremocarpus setiger E. A. Purer 1933-1 5597 Los Angeles El Segundo Comment
  UCR228578  Eremogone macradenia var. arcuifolia Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8054 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  LA106819  Eriastrum densifolium subsp. densifolium D. Bradbury; Gloria Bradbury 1907-6-20 344 Los Angeles San Gabriel Mountains, Angeles National Forest, Angeles Crest Highway Comment
Read comments Aug 1 2016
  UC1787275  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-27 115 Los Angeles Western San Gabriel Mountains: southern mouth of Bee Canyon, ca. 250 m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 548 Comment
  CAS-BOT-BC514448  Eriastrum eremicum subsp. eremicum A. D. E. Elmer 1902-6-1 4182 Los Angeles Lancaster Comment
  SEINET10638103 Image available Eriastrum pluriflorum subsp. sherman-hoytiae Philip A. Munz, Craig, Thomas Theodore 1933-5-13 Munz 12925 Los Angeles Sandy flats, desert 10 miles south of Muroc Comment
  RSA0122936  Eriastrum sapphirinum Orlando Mistretta, Mark Elvin 1995-5-10 1702 C Los Angeles San Gabriel Mountains: Bare Mountain Canyon, West Fork. 1402 Comment
  RSA0123054  Eriastrum sapphirinum subsp. brevibracteatum P. A. Munz 1923-9-1 7724 Los Angeles Swartout Valley, San Antonio Mtns. 1829 Comment
  RSA0121284  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Pam De Vries 2004-6-14 10502 Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA0121824  Eriastrum sapphirinum subsp. dasyanthum Lyman Benson 1945-5-21 11721 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  SD241917  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2009-5-9 10705 Los Angeles Transverse Range; San Gabriel Mountains: Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd., on east side of El Encanto Parkway (Azusa 7.5'Q) 182 Comment
  CAS-BOT-BC514991  Eriastrum sapphirinum subsp. dasyanthum Clare B. Hardham 1959-6-16 4863 Los Angeles Mint Canyon Comment
  SD41986  Eriastrum sapphirinum subsp. dasyanthum Darley F. Howe 1947-5-3 Los Angeles Highway near west end of Mint Canyon. Comment
  RSA184065  Ericameria cooperi I. L. Wiggins 1966-4-23 20638 Los Angeles E of 145 St. E, between Palmdale Blvd. and Ave. O, N of Pearblossom, Mohave Desert. Comment
  RSA93275  Ericameria cooperi F. W. Peirson 1921-5-19 1245 Los Angeles Little Rock Creek 945 Comment
  UC284981  Ericameria cooperi var. cooperi P. A. Munz 1923-5-25 6790 Los Angeles n San Gabriel Mts. (at summit of grade); Mint Canyon Comment
  UC579544  Ericameria cooperi var. cooperi A. Simontacchi 1935-5-26 50 Los Angeles 3 mi sse Neenach; Antelope Valley 1036 Comment
  UCR281662  Ericameria cooperi var. cooperi R. G. Swinney 2014-4-18 16139 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
  JEPS31362  Ericameria linearifolia W. L. Jepson 1939-4-21 19241 Los Angeles Neenach School near Yucca Grove; western Mojave Desert, Antelope Valley 914 Comment
  RSA586284  Ericameria linearifolia Orlando Mistretta 1995-3-14 1532 Los Angeles Broad drainage basin on desert edge W of Little Rock Creek 1158 Comment
  SBBG62625  Ericameria linearifolia R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  SEINET7837779  Ericameria linearifolia Steve Boyd, Wall, M. 1996-4-4 8543 Los Angeles Liebre Mountains. Ridgeline between Charlie Canyon jand San Francisquito Canyon off Angeles National Forest Road 5N17. Ca 0.4 road miles south of junction with 5N30, south of Red Mountain. Comment
  UCR187009  Ericameria linearifolia A. C. Sanders 2006-4-25 32177 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  CAS-BOT-BC32823  Ericameria monactis Adolph Daniel Edward Elmer 1902-6-1 3668 Los Angeles Lancaster Comment
  CAS-BOT-BC298890  Ericameria nauseosa var. bernardina H. M. Hall 1930-11-2 12989 Los Angeles Blue Ridge, San Antonio Mts Comment
  CAS-BOT-BC298190  Ericameria nauseosa var. oreophila Le Roy Abrams; E. A. McGregor 1908-6-30 832 Los Angeles Palmdale, Mojave Desert Comment
  POM359450  Ericameria parishii Anstruther Davidson 1911-07 3146 Los Angeles Low foothills, Crescenta Comment
  CAS-BOT-BC131650  Ericameria parishii var. parishii F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  RSA90915  Ericameria parishii var. parishii F. W. Peirson 1922-9-14 8216 Los Angeles Along trail up the east bank of San Antonio Canyon, San Gabriel Mts., on Los Angeles-San Bernardino County line 991 Comment
  CAS-BOT-BC293127  Ericameria pinifolia Le Roy Abrams; E. A. McGregor 1908-6-20 834 Los Angeles Elizabeth Lake - south slopes, Liebre Mountains Comment
  CAS-BOT-BC293141  Ericameria pinifolia Alice Eastwood 1906-5-27 226 Los Angeles Roscoe Comment
  POM294271  Ericameria pinifolia Lyman Benson 1944-11-12 11557 Los Angeles San Jose Hills, north shore of Puddingstone Lake, San Dimas 305 Comment
  SD50746  Ericameria pinifolia Darley F. Howe 1959-10-25 Los Angeles Mill Creek Summit, Angeles Crest Highway, San Gabriel Mountains 1498 Comment
  CAS-BOT-BC293352  Ericameria teretifolia R. F. Hoover 1966-10-16 10193 Los Angeles 3 mi. s. of Palmdale Comment
  POM199713  Erigeron foliosus I. W. Clokey, B. C. Templeton 1929-06 4584 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  CAS-BOT-BC296177  Erigeron foliosus var. foliosus LeRoy Abrams; E. A. McGregor 1908-7-2 545 Los Angeles Shoemaker's, Rock Creek, San Gabriel Mountains 1158 Comment
  POM357475  Erigeron foliosus var. foliosus Fordyce Grinnell Jr. 1910-7-10 1931 Los Angeles West Fork Divide, San Gabriel Mts. Comment
  HSC13528  Eriodictyon crassifolium C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  UC1124327  Eriodictyon crassifolium A. Lewis Feb 1934 295 Los Angeles s Gold Creek; Angeles Natl Forest, San Fernando Quad., s of Gold Creek Comment
  CAS-BOT-BC189153  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; Victor W. Steinmann 1995-5-8 8566 Los Angeles Between Leona Valley and Lost Valley 1182 Comment
  RSA0094359  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-31 14901 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA567526  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3922 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  UCR114189  Eriodictyon crassifolium var. nigrescens A. C. Sanders, D. Malueg 1998-6-24 22070 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  UCR126885  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26199 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR259675  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-1 12139 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
  RSA582234  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  RSA602467  Eriodictyon trichocalyx var. trichocalyx Scott D. White 1997-5-15 5147 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  UCR224266  Eriogonum R. G. Swinney 2009-6-24 11272 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  CAS-BOT-BC248475  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles One-half mile east of Palmdale, Mojave Desert 807 Comment
  RSA555356  Eriogonum angulosum D. Charlton 1991-5-21 5219 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Narrow north facing canyon. 1037 Comment
  UCR167534  Eriogonum angulosum Scott D. White, A. Warniment 2005-9-13 11223 Los Angeles Tehachapi Mtns, Slopes and plateaus west of Oso Canyon, c. 1-2 air mi N of Quail Lake 1159 Comment
  SEINET2043122 Image available Eriogonum baileyi var. baileyi D. Charlton, Robb Fishman 1990-8-30 3905 Los Angeles Western Mojave Desert: NE Palmdale, corner of Ave ''P'' & Sierra HWY. (Palmdale Quad 7.5') 793 Comment
  RSA66342  Eriogonum brachyanthum F. W. Peirson 1921-5-19 2656 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  CHSC100228  Eriogonum cinereum John Dittes; Josephine Guardino 2006-12-10 1437 Los Angeles Western Transverse Ranges; Sant Monica Mountains; Malibu Canyon; downslope of Malibu Canyon Road; ca. 2.7 air-miles NE of Malibu Lagoon State Beach, ca. 1.0 air-mile south of intersection of Malibu Canyon Road and Piuma Road; just south of road tunnel. 123 Comment
  OBI34897  Eriogonum cinereum David J. Keil 1983-8-23 17873 Los Angeles Just W of Leo Carillo State beach along hwy 1, ca. 1 mi E of Ventura County line Comment
  POM201731  Eriogonum cinereum Louis C. Wheeler 1931-11-11 343 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  POM279945  Eriogonum cinereum H. P. Bracelin 1931-10-11 570 Los Angeles Lower topanga Canyon, about one and one-half miles east of ocean beach. Comment
  SBBG61918  Eriogonum cinereum J. Ewan 1929-6-22 Los Angeles Roger's Cyn 144 Comment
  SDSU6531  Eriogonum cinereum H. Wedberg 1967-1-1 1315 Los Angeles along Sunset blvd. about 1/2 mile from Pacific Coast Hwy, in Pacific Palisades. 6 Comment
  CAS-BOT-BC256284  Eriogonum clavatum Wm. H. Brewer 1861-7-6 s.n. Los Angeles Near Furnace, Guirado, San Juan Comment
  CAS-BOT-BC242771  Eriogonum davidsonii Geo. R. Hall 1904-9-1 s.n. Los Angeles Swartout Canon [Swarthout Canyon], San Antonio Mts. 2133 Comment
  UCR194356  Eriogonum davidsonii R. G. Swinney 1998-9-4 6917 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA191369  Eriogonum davidsonii Robert F. Thorne, M. Z. Thorne 1967-7-19 37147 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  HSC79889  Eriogonum 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
  RSA393490  Eriogonum elongatum H. L. Bauer 1932-10-1 s.n. Los Angeles Topanga Canyon. Comment
  LA200760  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .6 Los Angeles 259 Comment
  UC472146  Eriogonum elongatum var. elongatum J. Ewan 1931-10-11 5244 Los Angeles n, on Sepulveda Canyon Rd. Mulholland; Santa Monica Mts. Comment
  RSA0072141  Eriogonum fasciculatum Carol Frazier 1966-5-26 s.n. Los Angeles SanRafael Hills. 213 Comment
  CAS-BOT-BC253256  Eriogonum fasciculatum var. foliolosum Peter H. Raven; Robert F. Thorne 1964-5-7 19013 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains 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
  POM50855  Eriogonum fasciculatum var. polifolium A. D. E. Elmer 1902-06 3660 Los Angeles Palmdale. Comment
  RSA656775  Eriogonum fasciculatum var. polifolium Valerie L. Soza, S. D. Boyd, Leland Lubinsky 2000-6-29 1045 Los Angeles Liebre Mountains: Junction of Old Ridge Route (FS Road 8N04) and road to summit of Liebre Mountain (FS Road 7N23). 1197 Comment
  UCR159919  Eriogonum fasciculatum var. polifolium Orlando Mistretta 1993-6-2 865 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Vincent Gulch Mine 2079 Comment
  UC625056  Eriogonum giganteum F. R. Fosberg 1931-7-9 S 5358 Los Angeles Avalon Santa Catalina Island, Avalon 30 Comment
  CAS-BOT-BC250297  Eriogonum giganteum var. giganteum Geo. B. Grant 1906-9-1 s.n. Los Angeles Santa Catalina Island, off southern California Comment
  SBBG62092  Eriogonum gracile R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  SEINET9037369 Image available Eriogonum gracile S. D. White 2003-7-25 9645 Los Angeles Santa Clarita area: Sand Canyon (tributary to Santa Clara River) just above trailer park. 506 Comment
  CAS-BOT-BC253454  Eriogonum gracile G. B. Grant No date on label. s.n. Los Angeles Los Angeles Comment
  CATA2006  Eriogonum grande var. grande Steven A. Junak, Mark Hoefs, Keri Kirkland 1997-11-14 480 Los Angeles Santa Catalina Island: W end of beach at Emerald Bay 6 Comment
  UC1413433  Eriogonum grande var. grande James L. Reveal, Caroline G. Reveal 1974-8-6 3764 Los Angeles slopes above n edge of Avalon Bay (Descanso Beach; n of Avalon); Santa Catalina Island, Descanso Beach 4 Comment
  LA206819  Eriogonum heermannii var. heermannii Victor Duran; 1933-8-10 3545 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek 1394 Comment
  RSA229113  Eriogonum heermannii var. heermannii Robert F. Thorne, C. W. Tilforth 1971-6-30 40738 Los Angeles Big Rock Creek above Sycamore Flat. 1402 Comment
  CAS-BOT-BC268775  Eriogonum mohavense Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9487 Los Angeles 16 miles from Lancaster on the Muroc Road Comment
  RSA0042749  Eriogonum mohavense Bonnie C. Templeton 1971-5-16 11615 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  UCR205254  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2005-8-17 8493 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  JEPS56588  Eriogonum nudum var. pauciflorum Frank W. Peirson 1918-8-17 20 Los Angeles San Antonio Canyon San Gabriel Mts. 1676 Comment
  RSA579570  Eriogonum nudum var. westonii Tim S. Ross, S. D. Boyd 1994-9-20 8242 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  SEINET11938196  Eriogonum parvifolium E. A. Purer 1933-1 5584 Los Angeles El Segundo Comment
  RSA748901  Eriogonum pusillum R. G. Swinney 2008-5-13 8855 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  UCR182226  Eriogonum pusillum R. G. Swinney 1998-4-14 6002 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA65980  Eriogonum roseum F. W. Peirson 1921-11-11 2719 Los Angeles Elizabeth Lake. Comment
  CAS-BOT-BC267611  Eriogonum saxatile Timothy S. Ross; Steve Boyd; Peter W. Fritsch; Orlando Mistretta 1990-6-25 3796 Los Angeles Low saddle between Crystal Lake and the depression to its SSW, San Gabriel Mountains 1716 Comment
  UCR209949  Eriogonum saxatile R. G. Swinney 2008-7-15 9224 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CAS-BOT-BC262855  Eriogonum thurberi James L. Reveal 1988-7-7 7072 Los Angeles Big Tujunga Wash north of the bridge on Foothill Boulevard, near Sunland 487 Comment
  UCR181241  Eriogonum umbellatum R. G. Swinney 1997-6-13 5571 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  RSA579511B  Eriogonum umbellatum var. canifolium Tim S. Ross, S. D. Boyd 1994-6-23 8053 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  CHSC26390  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 Los Angeles White Thorn Picnic Area, State Highway #2, San Gabriel Mts. 2286 Comment
  RSA747680  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-27 8102 Los Angeles San Gabriel Mountains: Mt. Burnham, west of Mt. Baden-Powell. 2740 Comment
  RSA659865  Eriogonum umbellatum var. munzii Orlando Mistretta 1992-8-20 757 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA674749  Eriogonum wrightii var. subscaposum Scott D. White, Sandy Leatherman 2001-7-25 8726 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
  UC535039  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn San Gabriel Mts., Buckhorn 1981 Comment
  UCR202928  Eriogonum wrightii var. subscaposum R. G. Swinney 2001-8-18 8065 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  CAS-BOT-BC297925  Eriophyllum confertiflorum LeRoy Abrams 1901-4-3 1264 Los Angeles Santa Monica Mts 243 Comment
  UCR147670  Eriophyllum confertiflorum Steve Boyd, Amber Maurice 2004-5-18 11316 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  UCR206160  Eriophyllum confertiflorum R. G. Swinney 2008-6-4 8931 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  LA94433  Eriophyllum confertiflorum var. confertiflorum Louis Wheeler; 1932-4-30 667 Los Angeles Santa Monica Mountains, Mandeville Canyon 152 Comment
  SBBG61061  Eriophyllum confertiflorum var. confertiflorum West, Sweet, Crow 1930-7-12 Los Angeles near Pine Flats, N Fk San Gabriel River Comment
  SFV17587  Eriophyllum confertiflorum var. confertiflorum J. N. Hogue, L. H. Hogue 1998-7-2 116 .2 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  UC57414  Eriophyllum confertiflorum var. confertiflorum J. H. Barber 300 Los Angeles Santa Monica Forestry Station Comment
  UCR270513  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-26 14860 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  CAS-BOT-BC308365  Eriophyllum nevinii Geo. B. Grant No date on label. s.n. Los Angeles Santa Catalina Island Comment
  RSA526060  Eriophyllum nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4158 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  POM50145  Eriophyllum wallacei L. R. Abrams 1901-04 s.n. Los Angeles Santa Monica Mountains Comment
  SD112730  Eriophyllum wallacei Darley F. Howe 1947-5-4 Los Angeles Near Vincent, western Mojave Desert. Comment
  RSA391771  Erodium botrys Bonnie C. Templeton, I. W. Clokey 1930-4-8 1494 Los Angeles San Fernando Valley near Sangus 300 Comment
  CATA365  Erodium brachycarpum Mark L. Hoefs 1974-3-28 414 Los Angeles Santa Catalina Island: Ridge above and north of upper Bulrush Canyon, northwest exposure 335 Comment
  SBBG100410  Erodium brachycarpum S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 492 Los Angeles ridge on W side of Cape Cyn, S of Black Jack Pk 469 Comment
  SFV20786  Erodium cicutarium L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 691 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  UCR197198  Erodium cicutarium Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 702 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. South southwest of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  UCR258932  Erodium cicutarium R. G. Swinney 2010-2-27 11745 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  RSA652311  Erodium cicutarium Marion P. Harthill 1972-4-8 s.n. Los Angeles Glendora Mt. Rd. 1067 Comment
  UC192991  Erodium macrophyllum Samuel B. Parish Jun 1887 1906 Los Angeles Elizabeth Lake Comment
  CHSC98732  Erodium moschatum LeRoy Gross 2001-3-23 343 Los Angeles Los Angeles Basin: Verdugo Mountains Region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. Just past the gate on the dirt road. 426 Comment
  RSA518241  Erodium moschatum A. C. Sanders 1987-12-4 7579 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC40782  Erysimum capitatum Le Roy Abrams 1901-4-1 1339 Los Angeles Chatsworth Park. Comment
  CAS-BOT-BC40712  Erysimum capitatum C. F. Baker 1903-4-1 4121 Los Angeles Hills near Claremont. Comment
  UC1034746  Erysimum capitatum G. B. Rossbach 1955-4-29 586 Los Angeles Route 6 ca 7 mi w Vincent (near Soledad Pass) Comment
  RSA530305  Erysimum capitatum var. capitatum N. C. Cooper 1949-6-18 4193 Los Angeles Mt. Baldy Resorts 1829 Comment
  SFV21795  Eschscholzia caespitosa V. Soza, S. Deo, L. Gross 2000-4-20 728 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway, north of La Tuna Canyon Road. South-southwest of Dorothy and Estepa Drive junction. Haines Canyon Park. West-facing, open, rocky slope south of power lines and east of firebreak. 518 Comment
  UCD95347  Eschscholzia californica Kenneth A. Wilson 1961-2-18 861 Los Angeles Santa Monica Mtns. Mulholland Hwy. 2 miles west of Seminole Hot Springs. Comment
  RSA0034934  Eschscholzia californica Kate Millar 1975-4-16 11 Los Angeles Ventura Blvd. to Laurel Canyon (S) 1/2 miles to Fryman. Fryman .2 mile to Iridale. Left fork of Iridale to end. Fire road to the left. 91 Comment
  RSA0042641  Eschscholzia californica Jami Liberi 1983-4-17 07 Los Angeles 15 feet above a brook. Across the street from San Antonio Dam. 640 Comment
  RSA716360  Eschscholzia californica Andrea Edwards, Pam De Vries 2006-4-11 96 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SEINET12102671  Eschscholzia californica W. F. Wight 1907-1 1628 Los Angeles East Lake Park, Los Angeles Comment
  RSA445664  Eschscholzia minutiflora Louis C. Wheeler 1932-4-10 598 Los Angeles Portal Ridge near Elizabeth Lake. 1037 Comment
  SBBG38713  Eschscholzia ramosa M. B. Dunkle 1939-4-6 7301 Los Angeles Mosquito Harbor Comment
  SEINET12190762  Eucalyptus W. F. Wight 1907-1 1678 Los Angeles West Lake Park, Los Angeles Comment
  UC1870188  Eucalyptus camaldulensis LeRoy Gross 2001-9-1 445 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along the bottom of Hostetter Mountain Way where road is paved, parallel with 210 freeway 549 Comment
  SEINET3155595  Eucalyptus robusta G. B. Grant 1905-1 422 Los Angeles Pasadena Comment
  UCR178049  Eucalyptus robusta LeRoy Gross 2003-2-22 740 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; A short distance up mouth of Brand Canyon, north of Brand Canyon Cemetery. North of the Debris Basin. At end of road. 287 Comment
  SBBG64819  Eucrypta chrysanthemifolia F. R. Fosberg 1932-5-7 8148 Los Angeles Grand Cyn, foot of upper falls 135 Comment
  RSA584060  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross 1991-4-25 4591 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  RSA660773  Eucrypta chrysanthemifolia var. chrysanthemifolia Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 43 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  UCR277183  Euphorbia R. G. Swinney 2010-10-5 13963 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  UCD170881  Euphorbia dendroides D. Koutnik 1996-4-20 s.n. Los Angeles San Gabriel Mtns., foothills above Pasadena, side canyon of Eaton Wash along New York Drive, 0.25 mi. north of Sierra Madre Blvd. 300 Comment
  CDA20099  Euphorbia helioscopia J. Hartman, M. Pearson 2003-2-19 PDR P 172986 Los Angeles Southern California; Hwy 60 at Santa Anita Blvd, N of El Monte Union High School. 0 Comment
  RSA432451  Euphorbia peplus F. R. Fosberg 1931-4-10 s- 4530 Los Angeles Santa Catalina Island, Avalon. 8 Comment
  RSA631085  Euphorbia peplus L. C. Wheeler 1947-4-13 6464 Los Angeles San Gabriel Mountains;: Sunset Ridge on south side of Millard Canyon. 640 Comment
  CDA20450  Euphorbia peplus M. O'Brien 2003-4-13 MOB 10 -03 Los Angeles South Coast; Topanga State Park, near the headquarters compound. 0 Comment
  RSA0042603  Euphorbia peplus R. F. Thorne, J. Henrickson 1963-5-5 32274 Los Angeles Flat area near mouth of Cobal Canyon, few miles N of Claremont. Foothills of the San Gabriel Mts. 518 Comment
  RSA600890  Euphorbia peplus L. C. Wheeler 1946-4-14 6183 Los Angeles San Gabriel Mountains. Fish Canyon ca. one mile downstream from falls. 396 Comment
  RSA624546  Euphorbia peplus L. C. Wheeler 1945-4-15 6008 Los Angeles Millard Canyon. 411 Comment
  UC519937  Euphorbia peplus Joseph Andorfer Ewan 1932-2-20 7022 Los Angeles Mandeville Canyon Santa Monica Mts. (near Administration Bldg) Comment
  UCR126614  Euphorbia polycarpa A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26047 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR152451  Festuca arundinacea A. C. Sanders, Lee Jones 2005-4-8 29338 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SBBG108409  Festuca microstachys T. Ross 1995-5-21 8605 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  SD69693  Festuca perennis Robert F. Thorne 1966-5-31 36449 Los Angeles Santa Catalina Island: salina behind Little Harbor on beach at circa 15 feet elevation 4 Comment
  UCR206532  Ficus carica A. C. Sanders, T. B. Salvato 2009-5-20 36859 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA0116291  Ficus microcarpa R. E. Riefner Jr. 2015-7-26 15 -209 Los Angeles City of Los Angeles, E side of Figueroa St. at 45th St. 42 Comment
  UCR218002  Foeniculum vulgare A. C. Sanders, Dan S. Cooper 2010-8-5 38565 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  OBI44795  Forestiera pubescens David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20055 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  SFV21068  Forestiera pubescens L. Gross 2001-3-25 360 b Los Angeles Verdugo Mountains Off Verdugo Crestline Drive, dirt road that is north of the 210 Freeway in the northwest section of the mountains, just east of Sunland exit offramp. You can get on this fire road from the west at Topley Lane and Newhome Ave. off of Foothill Blvd in Sunland. 549 Comment
  UCR220284  Forestiera pubescens R. G. Swinney 2009-4-24 10482 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA499369  Fragaria californica Freda Detmers 1931-4-18 s.n. Los Angeles Griffith Peak Comment
  RSA464905  Fraxinus dipetala M. B. Dunkle 1936-3-28 4708 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  SEINET10580692  Funastrum hartwegii Charles F. Baker 1903-8-5 Baker 3676 Los Angeles Claremont Comment
  UCD170506  Galium andrewsii subsp. andrewsii D. O. Burge 2017-4-8 2240 Los Angeles Santa Monica Mountains, Rocky Oaks Dam. 530 Comment
  CAS-BOT-BC223023  Galium angustifolium A. C. Sanders; T. B. Salvato 2009-5-29 37035 Los Angeles San Gabriel Valley: Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  UCD121578  Galium angustifolium A. C. Sanders; D. Malueg 1998-6-22 22021 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE. 549 Comment
  UCR223827  Galium angustifolium R. G. Swinney 2009-6-17 11199 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  LA50692  Galium angustifolium subsp. angustifolium Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM180172  Galium angustifolium subsp. angustifolium Joseph A. Ewan 1930-5-17 5507 Los Angeles Pico Canyon above Newhall. 549 Comment
  RSA599996  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-5-28 9836 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SBBG125219  Galium angustifolium subsp. angustifolium A. Parikh, N. Gale 2010-6-28 3367 Los Angeles ridge between Fish and Sawpit cyns, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss 985 Comment
  SBBG68819  Galium angustifolium subsp. angustifolium R. Hoffmann 1929-4-26 Los Angeles 5 mi W of Castaic Comment
  UC1584245  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2821 A Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quadrangle, San Francisquito Canyon 926 Comment
  UC28167  Galium angustifolium subsp. angustifolium H. P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  POM367690  Galium angustifolium subsp. nudicaule Sam Tyson 1942-6-18 s.n. Los Angeles San Antonio Canyon 1524 Comment
  UC1332295  Galium angustifolium subsp. nudicaule Lauramay T. Dempster and G. L. Stebbins 1966-6-16 4236 Los Angeles ne Chilao Recreation Area (steep s-facing dry wash); Cloudburst Summit; Cloudburst Summit, NE of Chilao Recreation Area, Los Angeles Co. 2139 Comment
  POM244895  Galium aparine F. R. Fosberg 1931-4-15 S 4613 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA592371  Galium aparine Mark Hoefs 1974-3-28 425 Los Angeles Santa Catalina Island; upper Bulrush Canyon. 220 Comment
  SBBG95234  Galium aparine M. B. Dunkle 1929-4-13 1867 Los Angeles Renton Mine Rd Comment
  POM155741  Galium catalinense subsp. catalinense M. B. Dunkle 1928-4-10 1820 Los Angeles Johnson's Canyon, Santa Catalina Island. Comment
  UCR20078  Galium grande T. P. Krantz, G. Krantz 1979-4-26 s.n. Los Angeles San Gabriel Mtns., Hills above Chantry Flat Station, on left side of Upper Winter Creek Trail, c. 40 m from trailhead off if fireroad 2N41 671 Comment
  UCR85800  Galium jepsonii T. S. Ross, Steve Boyd 1991-7-24 5596 Los Angeles Granite Mtn. vicinity; near intersection of Pacifico Mountain Road and Roundtop Truck Road 1902 Comment
  RSA799917  Galium nuttallii subsp. nuttallii Justin M. Wood 2009-3-20 379 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  RSA424703A  Galvezia speciosa Larry E. DeBuhr, Gary D. Wallace 1972-9-2 703 Los Angeles San Clemente Island: south end of the cove south of Eel Point 76 Comment
  CATA3256  Gambelia speciosa Julie L. King 2017-2-20 54 Los Angeles Santa Catalina Island: South side of USC WIES Rd., about 0.45 road miles west of USC Wrigley 64 Comment
  SBBG32047  Gambelia speciosa R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -272 Los Angeles S side of White's Landing Comment
  RSA507515  Gamochaeta pensylvanica L. C. Wheeler 1967-5-13 9546 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  UCD132368  Gamochaeta pensylvanica Daryl Koutnik 1978-4-21 405 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  POM3301  Garrya flavescens I. M. Johnston 1918-5-19 1982 Los Angeles Upper San Antonio Canyon. 1585 Comment
  LA40329  Garrya veatchii Robert Fowler; 1934-1-4 4320 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR124170  Garrya veatchii June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  SEINET10874795  Garrya veatchii Walter H. Lewis 1991-6-13 Lewis 14929 Los Angeles San Gabriel Mountains, San Antonio Canyon, Mt. Baldy Rd., north side of Hog Back turnoff. 1164 Comment
  UCR192890  Gayophytum R. G. Swinney 1999-8-16 7656 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  RSA113813  Gayophytum heterozygum Harlan Lewis 1957-6-21 1105 Los Angeles San Gabriel Mts., 1 mile up road from Upper Chilao Recreation Area, Angeles Crest Highway. Comment
  RSA573738  Gayophytum heterozygum Tim S. Ross 1992-7-17 6719 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  POM40090  Gazania splendens George B. Grant 1905-5-10 494 Los Angeles Pasadena. Comment
  RSA9642  Geranium carolinianum Louis C. Wheeler 1932-5-1 678 Los Angeles 1/4 mi. W Thompson Creek. 503 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
  UCD40959  Geranium rotundifolium Glen Holstein 2003-3-23 s.n. Los Angeles Pacific Palisades along Michael Lane in vacant lot. Comment
  RSA569938  Gilia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4847 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR150841  Gilia aliquanta subsp. aliquanta R. G. Swinney 1998-4-14 5971 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR220167  Gilia aliquanta subsp. aliquanta R. G. Swinney 2009-4-2 10256 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  RSA346587  Gilia angelensis Barry Burnell 1970-5-21 230 Los Angeles Evey Canyon, off of San Antonio Canyon Road. Drainage Area: Santa Ana River. 716 Comment
  SBBG38695  Gilia angelensis R. Moran 1941-3-11 697 Los Angeles N of Middle Ranch 300 Comment
  SBBG64440  Gilia brecciarum subsp. brecciarum R. Hoffmann 1929-5-17 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA705331  Gilia brecciarum subsp. brecciarum J. Mark Porter, Theodore Anderson 2005-5-27 14417 Los Angeles Angeles National Forest. San Gabriel Mtns., San Andreas Rift Zone, near the 7.29 mi., marker of Big Pines Highway (N4) at the junction with the road to the Rollin N Ranch (Forest Service Road 4117) Comment
  SBBG127017  Gilia brecciarum subsp. neglecta A. Parikh, N. Gale 2011-6-8 3433 Los Angeles Portal Ridge, 1.2 km W of Godde Hill Rd, 0.9 km S of California Aqueduct 1100 Comment
  RSA617473  Gilia capitata subsp. abrotanifolia Scott D. White, Pam De Vries 1998-6-23 6764 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UCD117686  Gilia capitata subsp. abrotanifolia Robert F. Thorne; J. Henrickson 1963-5-5 32299 Los Angeles near mouth of Cobal Canyon, in the foothills of the San Gabriel Mountains, 4 miles north of Claremont. 518 Comment
  RSA470212  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1890-4-10 s.n. Los Angeles Foothills, Los Angeles. Comment
  RSA594964  Gilia capitata subsp. abrotanifolia T. S. Ross 1995-4-26 8377 Los Angeles Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft). 1439 Comment
  CAS-BOT-BC226339  Gilia latiflora subsp. davyi Herbert L. Mason 1932-4-1 6869 Los Angeles One mile east of Lancaster, Mohave [Mojave] Desert Comment
  RSA469401  Gilia latiflora subsp. davyi Anstruther Davidson 1916-5-1 3167 Los Angeles Elizabeth Lake Comment
  RSA621048  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11837 Los Angeles Antelope Valley: N. of Hwy 138 (Avenue D - Neenach Rd) at powerline, Antelope Valley California Poppy Reserve. Comment
  CAS-BOT-BC226333  Gilia latiflora subsp. davyi Stevens No date on label s.n. Los Angeles Antelope Valley, Mojave Desert Comment
  SBBG64418  Gilia latiflora subsp. latiflora Anstruther Davidson -Jul-1893 Los Angeles Wilson's Peak Comment
  CAS-BOT-BC226407  Gilia latiflora subsp. latiflora Timothy S. Ross 1991-4-27 4686 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes] 960 Comment
  RSA587962  Gilia leptantha subsp. transversa Orlando Mistretta 1992-5-4 246 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  RSA776552  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-6-14 5317 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  SD86314  Gilia nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3251 Los Angeles San Clemente Island. In impact area 1 mile northwest of Observation Post above Pyramid Cove. 274 Comment
  CAS-BOT-BC402001  Gilia ochroleuca subsp. bizonata Steve Boyd; Lauren Raz 1997-3-31 9447 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluial valley at head of Cienaga Canyon, south of Liebre Mountain 1158 Comment
  RSA0016256  Gilia ochroleuca subsp. bizonata Steve Boyd, Lauren Raz 1997-3-25 9315 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA0017083  Gilia ochroleuca subsp. bizonata Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Radio Tower, road from Liebre Camp to Sawmill Camp. 1768 Comment
  RSA0016265  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  RSA0016171  Gilia ochroleuca subsp. ochroleuca Steve Boyd 1986-3-30 1495 -B Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SFV12491  Glycyrrhiza lepidota M. H. Grayum, D. Gillen 1978-8-15 s. n. Los Angeles Santa Monica Mountains Malibu Creek, Century Ranch. 148 Comment
  SBBG66294  Glyptopleura setulosa R. Hoffmann 1929-5-20 Los Angeles Roosevelt Comment
  UCR271655  Gnaphalium californicum R. G. Swinney 2011-3-26 14199 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  POM358780  Gnaphalium californicum Thekla Mohr 1897-1 s.n. Los Angeles San Gabriel Comment
  RSA640037  Gnaphalium californicum Steven A. Junak 1996-5-29 542 Los Angeles San Clemente Island: China Canyon, 1.2 miles inland from bridge across mouth of canyon. 137 Comment
  POM158246  Gnaphalium chilense M. B. Dunkle 1928-5-27 1975 Los Angeles Hamtilton Canyon, San Clemente Island 38 Comment
  UCR192008  Gnaphalium palustre A. C. Sanders 2008-4-16 34913 B Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.15 mi. north of Hwy 138 on the eat side of the cement plant road, 0.75 mi. ESE of Quail Lake 1021 Comment
  POM358900  Gnaphalium palustre L. C. Wheeler 1934-3-31 2496 Los Angeles La Verne 305 Comment
  RSA0036050  Grindelia R. G. Swinney 2009-11-18 11653 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  UCR138490  Grindelia camporum var. camporum L. C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Wilmington and Victoria Street 49 Comment
  POM359087  Grindelia robusta F. R. Fosberg 1930-6-30 3073 Los Angeles Del Rey. 1 Comment
  UC1563060  Guillenia lasiophylla Steve Boyd and Orlando Mistretta 1986-3-31 1565 Los Angeles 4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert Comment
  UCR88699  Gutierrezia californica Scott D. White 1995-10-19 3707 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  SEINET6088156  Gutierrezia californica Unknown 1961-9-24 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA202297  Gypsophila elegans var. elegans Arthur C. Gibson; 2005-5-1 5047 Los Angeles Comment
  UC189107  Hainardia cylindrica Geo. L. Moxley 1915-6-17 350 Los Angeles Colegrove Comment
  CATA466  Harpagonella palmeri Sara L. Crockett, Steve Junak 1997-3-27 608 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  RSA583015  Harpagonella palmeri T. S. Ross, Janet Takara 1993-4-23 6939 Los Angeles Santa Catalina Island: Upper E side of Cottonwood Canyon drainage, on northwesterly-trending ridge 900m WNW of Black Jack Mt. summit 493 Comment
  UCR93303  Harpagonella palmeri T. S. Ross 1993-4-22 6869 Los Angeles Channel Islands, Santa Catalina Island, SW part of the island, SE slope of the 1528-foot peak (not far below its summit), 1200 m ESE of the summit of Cactus Peak (1560 ft.). 448 Comment
  CAS-BOT-BC306295  Hedypnois cretica Peter H. Raven; Robert F. Thorne 1964-5-7 19034 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  OBI79198  Hedypnois cretica A. C. Sanders, Dan S. Cooper 2010-4-30 38121 Los Angeles South Coast, Madrona Marsh, Torrance (Torrance 7.5' Q) 24 Comment
  SEINET3831721  Hedypnois cretica Jon P. Rebman, John Martin and SDNHM Volunteers 2011-1 21234 Los Angeles San Diego Wildlife Refuge; southeast of Sweetwater Reservior; west side of Mother Miguel Mountan; in a small canyon and on the grassland slopes around it. 165 Comment
  CAS-BOT-BC223986  Helianthemum scoparium Louis C. Wheeler 1932-4-30 665 Los Angeles Mandeville Canyon, Santa Monica Mts. 152 Comment
  RSA199030  Helianthemum scoparium W. M. Gauntt 1966-4-30 171 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  RSA600756  Helianthus annuus L. C. Wheeler 1967-6-16 9856 Los Angeles San Gabriel Mountains : North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  LA200225  Helianthus gracilentus Jonathan Sauer; Frank Almeda 1975-9-18 5742 Los Angeles Santa Monica Mountains, Arroyo Sequit, Sequit Basin, W Santa Monica Mountains Comment
  CAS-BOT-BC305790  Helianthus nuttallii 1901-9-19 s.n. Los Angeles Pasadena Comment
  RSA89521  Heliotropium amplexicaule P. A. Munz 1954-9-5 20183 Los Angeles Established on vacant lots at Padua Hills, 3 miles north of Claremont 487 Comment
  POM369738  Heliotropium curassavicum var. oculatum F. R. Fosberg 1930-6-26 3011 Los Angeles Lower Ballona Creek. 12 Comment
  SD144021  Helminthotheca echioides Scott D. White 1997-3-12 4745 Los Angeles Zuma Beach Area; mouth of Zuma Creek, E end of the County Beach. 7 Comment
  SD80111  Helminthotheca echioides C. W. Tilforth 1969-8-10 234 Los Angeles Whittier Comment
  POM246524  Hemizonia clementina F. R. Fosberg 1931-4-8 S 4505 Los Angeles Avalon; Santa Catalina Island. 2 Comment
  UCR143420  Hemizonia clementina F. R. Fosberg 1931-5-17 S- 4887 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  UCR205709  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2009-5-18 36806 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  RSA534010  Hemizonia fasciculata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5111 Los Angeles San Clemente Island. 700 ft. ENE of North Tank and 2300 ft. due W of Jack (not Jack Point). 239 Comment
  RSA628546  Hemizonia fasciculata L. C. Wheeler 1967-7-18 10082 Los Angeles San Gabriel Mountains: Center Creek off Gold Creek off Little Tujunga Canyon. 746 Comment
  CAS-BOT-BC388494  Herniaria hirsuta var. cinerea Timothy S. Ross; J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains. Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  CDA22262  Hesperocnide tenella L. C. Wheeler 1973-4-9 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Lower Millard Canyon, just south of culvert.. . 0 Comment
  UCR280512  Hesperoyucca whipplei R. G. Swinney 2014-5-13 16503 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA229209  Heterocodon rariflorum R. F. Thorne, C. W. Tilforth 1971-6-30 40828 a Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  SBBG32239  Heteromeles arbutifolia R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -318 Los Angeles below Zane Grey Manor, NW side of Avalon Comment
  RSA0072466  Heteromeles arbutifolia var. macrocarpa Carl B. Wolf 1936-1-3 7691 Los Angeles Santa Catalina Island. Avalon, slopes at east side of valley. 121 Comment
  RSA0074474  Heterotheca fastigiata F. W. Peirson 1920-9-13 5274 Los Angeles San Antonio Canyon, San Gabriel Mts. 1982 Comment
  RSA0074516  Heterotheca fastigiata L. C. Wheeler 1968-8-8 s.n. Los Angeles San Gabriel Mountains: About 1/2 mile downstream from trail camp in Devils Canyon. 1189 Comment
  RSA0074079  Heterotheca grandiflora Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8897 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA0074439  Heterotheca grandiflora Steven A. Junak 1996-10-2 698 Los Angeles San Clemente Island: Lower portion of Horse Canyon, ca. 2.78 miles SSW of Thirst. 91 Comment
  UCR205727  Heterotheca sessiliflora A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37011 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  CAS-BOT-BC310840  Heterotheca sessiliflora subsp. fastigiata Frank W. Peirson 1921-10-9 4735 Los Angeles San Gabriel Mts. Delta Canon [Canyon], Tujunga Trib'y Comment
  SBBG98225  Heuchera elegans G. B. Grant -Jun-1906 570 Los Angeles Mt Lowe Comment
  RSA95178  Hieracium argutum F. W. Peirson 1921-7-16 2502 Los Angeles East fork of San Gabriel River. 1372 Comment
  RSA656471  Hirschfeldia incana Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 695 Los Angeles 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. 579 Comment
  RSA593590  Hoita macrostachya Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8834 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 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
  RSA85263  Holodiscus microphyllus F. W. Peirson 1920-9-12 76 Los Angeles Summit of Mt. San Antonio, San Gabriel Mountains 3064 Comment
  RSA0098172  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-8-5 15600 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  UCD85543  Hordeum brachyantherum subsp. californicum Ernest C. Twisselmann 1965-5-18 10858 Los Angeles Along the Lancaster Road, ca. 3 miles SE of Gorman. 1097 Comment
  RSA599764  Hordeum marinum subsp. gussoneanum Steve Boyd, Dave Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9783 Los Angeles Along Old Ridge Route north of Templin Highway and northwest of the confluence of Castaic Creek and Fish Creek, ca 600m southeast of transit station Hiway., Near 34? 37' 00N 118 ? 40' 58.8W 975 Comment
  SBBG19201  Hordeum murinum M. A. Piehl 1963-12-8 631112 Los Angeles W end airfield runway, West Cove 18 Comment
  SEINET10595763  Hordeum murinum Louis C. Wheeler 1967-7-30 Wheeler 10280 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. T3RN, R13W. Loose, disturbed, dry sandy loam flat in sun; horse tethering area. 945 Comment
  RSA188065  Hordeum murinum subsp. glaucum R. F. Thorne 1966-4-4 35750 Los Angeles Santa Catalina Island. Isthmus. 12 Comment
  RSA660893  Hordeum murinum subsp. glaucum Ann Williams 1992-5-14 13 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA661019  Hordeum murinum subsp. leporinum Orlando Mistretta 1992-4-5 159 Los Angeles Guds, San Clemente Island. Comment
  UC1109374  Hordeum vulgare Peter H. Raven 1962-4-11 17292 Los Angeles San Clemente Island 30 Comment
  RSA607550  Horkelia cuneata subsp. puberula Louis C. Wheeler 1932-5-23 753 Los Angeles San Gabriel Wash at Arrow Hwy Comment
  SBBG68136  Hosackia oblongifolia var. oblongifolia A. J. McClatchie 1893-5-27 Los Angeles Pasadena Comment
  SBBG68143  Hosackia oblongifolia var. oblongifolia R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  RSA305978  Hulsea heterochroma J. L. Huber 1981-6-20 1806 Los Angeles Mt. Pacifico Rd., ca. 2 mi. north of Chilao Station, San Gabriel Mountains 1677 Comment
  UCR270805  Hulsea vestita R. G. Swinney 2011-7-21 15534 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  NY546780  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Highway, 3 miles East of Chilao, San Gabriel Mts. 1828.8 Comment
  RSA763152  Hymenoclea salsola Justin M. Wood 2010-5-10 1646 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  SBBG31092  Hypochaeris glabra R. F. Thorne 1966-4-29 36305 Los Angeles Airport Rd before turnoff to Middle Ranch Cyn 457 Comment
  SBBG13718  Isocoma menziesii E. R. Blakley 1961-9-23 4738 Los Angeles S shore of Catalina Harbor E of Ballast Pt 1 Comment
  SD146019  Isocoma menziesii var. vernonioides A. C. Sanders, D. Malueg and K. D. Jones 1999-11-19 23257 Los Angeles Santa Susana Mountains; Aliso Canyon Oil Field, Oat Mountain, Mormon, Limekiln and Aliso Canyon watersheds. 594 Comment
  CAS-BOT-BC112432  Isolepis cernua George B. Grant 1904-6-10 6274 Los Angeles Balboa Marsh. Comment
  RSA748781  Isomeris arborea Justin M. Wood 2009-4-7 469 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET10809688  Iva J. Richard Abbott, B. S. Carlsward 1999-6-25 Abbott 12868 Los Angeles Greater Los Angeles, north Long Beach, on S side of the Pacific Coast Highway (CA 1) a little E of canal just E of underpass with I-710, close to junction with San Francisco Avenue. Comment
  UCR129404  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-20 25243 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  UCD51315  Jarava speciosa A. A. Beetle 1942-4-18 3083 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  JEPS46454  Juglans californica W. L. Jepson 1901-10-30 Los Angeles Santa Monica Comment
  UCR51905  Juglans californica Adelina Munoz 1988-5-14 122 Los Angeles San Gabriel Mtns, San Dimas: Sycamore Canyon behind San Dimas Canyon Park 305 Comment
  UCSB70459  Juglans californica Gross, LeRoy; Soza, Valerie 2001-5-31 Los Angeles Los Angeles Basin: Vedugo Mountains Region: Southeast side. Along Las Flores Mountain Way, dirt road south of Polaris Dr. 396 Comment
  SFV838  Juglans californica var. californica K. A. Wilson 1961-3-12 1011 Los Angeles Santa Monica Mountains Decker Road (Los Alisos Canyon), 1 mile north of Coast Highway. 180 Comment
  CAS-BOT-BC478180  Juglans hindsii R. E. Jr. Riefner 2015-7-26 15 -213 Los Angeles Los Angeles, W side of Riverside Drive, vicinity of Stadium Way, W of I-5 Freeway 121 Comment
  RSA756085  Juglans regia A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37170 Los Angeles Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR204560  Juncus R. G. Swinney 2005-8-5 8377 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
Read comments Mar 21 2019
  IRVC29644  Juncus acutus subsp. leopoldii A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26216 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  UC115126  Juncus ambiguus T. S. Brandegee 1890-5-16 Los Angeles Santa Catalina Island Comment
  UCR193533  Juncus balticus R. G. Swinney 1999-6-18 7298 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1768 Comment
  UCR216566  Juncus balticus Dan S. Cooper 2010-6-17 610- 74 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., adjacent to Lake Hollywood, Griffith Park area 242 Comment
  SEINET4566927 Image available Juncus bufonius F. R. Fosberg 1931-5-4 S 4751 Los Angeles Middle Ranch Canyon, 2nd bridge below Eagle's Nest, Santa Catalina Island. 140 Comment
  UCR273563  Juncus bufonius var. occidentalis R. G. Swinney 2011-6-15 15187 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR58866  Juncus patens F. C. Boutin 1967-4-23 1689 Los Angeles Channel Islands, east side of San Clemente Island, next major drainageway & canyon SE of Lemon Tank Comment
  RSA774834  Juncus rugulosus Orlando Mistretta, Christine Mistretta 2010-6-8 5283 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  UCR209611  Juncus rugulosus R. G. Swinney 2008-10-10 9574 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA368078  Juncus rugulosus Anstruther Davidson 1923-9-1 s.n. Los Angeles [Los Angeles] River at Griffith Park. Comment
  POM176278  Juncus textilis George B. Grant 3708 Los Angeles [No locality info on Label] Comment
  RSA737153  Juncus xiphioides Scott D. White, Justin M. Wood 2008-10-7 12554 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  CAS-BOT-BC80989  Juniperus californica Eugene Walls 1909-11-27 s.n. Los Angeles Near Lancaster Comment
  CDA709  Juniperus californica A. C. Browne 1953-7-3 Los Angeles Highway 99, 3 miles south of Gorman. 0 Comment
  RSA0084855  Juniperus californica R. G. Swinney 2010-6-23 13376 B Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  SEINET182719  Juniperus californica John P. Young 1921-10-20 Los Angeles Valyermo Comment
  SBBG118697  Keckiella breviflora O. Mistretta 1992-8-20 778 Los Angeles Mt Gleason Management Unit, Mt Gleason, Tujunga Ranger District 1697 Comment
  POM4277  Keckiella breviflora var. breviflora L. R. Abrams, E. A. McGregor 1908-6-21 409 Los Angeles Between Oakgrove Ca - on and Elizabeth Lake. Liebre Mts. Comment
  LA200892  Keckiella cordifolia Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1969-6-21 4591 Los Angeles SANTA MONICA MOUNTAINS, near Calabasas. Comment
  LA209263  Keckiella cordifolia R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island Comment
  POM308403  Keckiella cordifolia Henry J. Ramsey, Henry J. Ramsey 1937-12-7 3117 Los Angeles Altadena, North Craig Avenue. Comment
  RSA649979  Keckiella cordifolia D. Bartholomew 1961-5-20 s.n. Los Angeles ~1/4 mile S. of San Antonio Dam, E. side of Rd., Mt. Baldy Rd., N of Upland. Comment
  UC1063241  Keckiella cordifolia R. St. John 1930-2-14 93 Los Angeles Head of East Canyon; Santa Susana Quad. 731 Comment
  UCD123788  Keckiella cordifolia K. Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland, Hwy between Las Virgenes Valley overlook and Yerba Buena Road. Comment
  POM50661  Keckiella ternata subsp. septentrionalis A. D. E. Elmer 1902-06 3597 Los Angeles Acton, Mt. Gleason. Comment
  SEINET10672292  Lactuca sativa Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2633 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  UCR210212  Lactuca serriola R. G. Swinney 2008-9-10 9409 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  UCR186954  Lagophylla ramosissima A. C. Sanders 2006-5-16 32366 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  CAS-BOT-BC273829  Lamarckia aurea LeRoy Abrams 1903-4-9 3244 Los Angeles Inglewood Comment
  POM352640  Lamarckia aurea M. B. Dunkle 1939-4-7 7332 Los Angeles San Clemente Island, Pyramid Cove. Comment
  CDA5665  Lamium amplexicaule L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Indian Canyon Campground (off Soledad Canyon) T4N R13W NW1/4 sec. 20. Elev. 2700 . Comment
  RSA612075  Lastarriaea coriacea Valerie L. Soza 1998-4-26 64 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  CAS-BOT-BC338116  Lasthenia californica Ernest Braunton 1902-4-1 253 Los Angeles North Pomona Comment
  POM30498  Lasthenia gracilis George B. Grant 1901-1 98 Los Angeles Probably in the vicinity of Pasadena Comment
  POM361500  Lasthenia gracilis Fossler 1929-4-2 s.n. Los Angeles near Arroyo Seco Comment
  UC893749  Lasthenia gracilis F. R. Fosberg 1931-3-27 S 4410 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 80 Comment
  UCR155367  Lasthenia gracilis A. C. Sanders 2005-5-11 30127 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  RSA724474  Lathyrus laetiflorus K. Dobry 1992-4-9 d- 340 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  UC1584756  Lathyrus latifolius Tim Ross and Annette Ross 1991-3-7 4151 Los Angeles n slopes Elephant Hill (w Pomona); Pomona, San Dimas U.S.G.S. 7.5' Quad. 335 Comment
  RSA585671  Lathyrus latifolius T. S. Ross 1990-6-11 3342 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  SD252330  Lathyrus odoratus Steven A. Junak 2000-5-18 Sca 1295 Los Angeles Santa Catalina Island: Just E of town at isthmus, plant stop. 14 Comment
  CHSC95862  Lathyrus vestitus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 717 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  LA200449  Lathyrus vestitus var. vestitus Martha Hilend Kinsey; 1934-3-10 sn Los Angeles Comment
  SD82901  Lathyrus vestitus var. vestitus Gary D. Cromwell, David W. Wheat 1971-4-16 510 Los Angeles San Gabriel Mountains, Angeles National Forest, Mystic Canyon, 2 miles NE of Glendora; NW-facing slope, upper canyon ca. 3 meters above canyon bottom (creek bed) Comment
  POM361656  Layia glandulosa Anstruther Davidson, H. E. Hasse 1906-6-2 1467 Los Angeles Big Rock Creek. Comment
  POM361670  Layia platyglossa subsp. campestris Anstruther Davidson 1897-05 2025 Los Angeles San Gabriel Mountains Comment
  RSA157786  Layia platyglossa subsp. campestris Peter H. Raven 1962-5-8 17596 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  RSA60202  Layia platyglossa subsp. campestris E. K. Balls, Lee W. Lenz 1950-3-28 14456 Los Angeles 2 miles north of Castaic, Hwy 99. 366 Comment
  UCR247546  Leontodon taraxacoides Dan S. Cooper 2013-7-29 713- 34 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  LA82028  Lepechinia fragrans Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA305373  Lepechinia fragrans D. C. Michener, John Dourley, B. Haner, D. Pettys, Mark Hoefs 1983-6-6 4293 Los Angeles Santa Catalina Island. Road to Whites Landing 0.4 miles below jct with main road. 396 Comment
  SD107905  Lepechinia fragrans Larry DeBuhr 1977-4-16 2578 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  RSA429957  Lepidium dictyotum Anstruther Davidson 1901-5-30 s.n. Los Angeles Buly Sough Comment
  UCR117220  Lepidium flavum B. G. Pitzer 1998-5-12 3696 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  SD262246  Lepidium fremontii R. G. Swinney 2014-4-17 16076 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 - 0.8 mi. east of Cheseboro Rd., 100 - 200 m soouth of CA Aqueduct, 0.66 mile due S of Hwy. 138 / Pearblossom Hwy. 901 Comment
  IRVC26819  Lepidium fremontii B. C. Templeton 1930-5-19 1457 Los Angeles Mint Canyon San Gabriel Mtns. 200 Comment
  SEINET11983351  Lepidium fremontii H. M. Hall 1902-1 3037 Los Angeles Antelope Valley Comment
  CAS-BOT-BC89534  Lepidium lasiocarpum Le Roy Abrams 1901-4-1 1182 Los Angeles Ballona Harbor. Comment
  SBBG112953  Lepidium lasiocarpum var. lasiocarpum S. A. Junak 1998-6-13 SCa 735 Los Angeles Little Harbor, above W end of beach 9 Comment
  SBBG20503  Lepidium lasiocarpum var. lasiocarpum E. R. Blakley 1963-12-7 6366 Los Angeles E of the mouth of Chenity Cyn in Pyramid Cove 7 Comment
  SFV7339  Lepidium nitidum T. Gordon, M. H. Grayum 1975-3-21 855 Los Angeles Santa Monica Mountains Junction of Mulholland Highway and Cornell Road. 255 Comment
  UC1126685  Lepidium nitidum A. D. Gifford 1935-2-7 423 Los Angeles Mouth of Elizabeth Lake Canyon Tejon Quad. 396 Comment
  CAS-BOT-BC12477  Lepidium nitidum Le Roy Abrams 1899-2-1 245 Los Angeles Inglewood. Comment
  RSA305021  Lepidium pinnatifidum P. H. Raven 1960-5-4 s.n. Los Angeles Well established perennial street weed along Santa Monica Blvd, near Westwood Blvd 91 Comment
  SBBG113085  Lepidium strictum S. A. Junak 1997-3-27 SCa 344 Los Angeles Avalon Cyn, along rd, E side of Avalon Cyn Rd, across from store at Hermit Gulch Cmpgrd 91 Comment
  JEPS53769  Lepidium virginicum Ernest Braunton Mar 1903 840 Los Angeles Playa del Rey Comment
  UCR224021  Lepidium virginicum Steve Boyd, Rick Riefner 2007-4-27 11736 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  SBBG91840  Lepidium virginicum var. pubescens S. A. Junak 1978-4-15 SCa 021 Los Angeles N side of Cherry Valley above Boy Scout Camp 30 Comment
  HSC24327  Lepidospartum squamatum James Henrickson 1971-10-14 7186 Los Angeles NE Claremont along Padua Hills Rd. 457 Comment
  RSA0092465  Lepidospartum squamatum R. G. Swinney 2011-10-27 15921 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  LA11480  Leptochloa fascicularis Marjorie Bowler; 1937-11-16 106 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  JEPS69845  Leptodactylon californicum subsp. glandulosum Frank W. Peirson 1918-5-19 158 Los Angeles Echo Mountain; San Gabriel Mts., Echo Mountain 1005 Comment
  SD44505  Leptosiphon aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  RSA709808  Leptosiphon aureus subsp. aureus Gary D. Wallace, Ann Hiller 1983-5-18 2058 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA469985  Leptosiphon breviculus Robert Gustafson, Christopher Davidson 1977-4-20 427 Los Angeles Devils Punch Bowl County Park, along the trail descending to the stream below the campsite 1219 Comment
  SBBG125207  Leptosiphon ciliatus A. Parikh, N. Gale 2010-6-19 3351 Los Angeles upper Big Tujunga Cyn, 1.1 km W of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1237 Comment
  RSA226088  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth 1971-6-17 39901 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  UCR191178  Lessingia glandulifera var. glandulifera R. G. Swinney 1999-6-28 7455 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1506 Comment
  UCR271601  Lessingia glandulifera var. glandulifera R. G. Swinney 2011-10-13 15792 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  CAS-BOT-BC339561  Lessingia glandulifera var. peirsonii Ernest C. Twisselmann 1955-6-23 2209 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  POM365306  Leymus condensatus Anstruther Davidson 1917-06 3190 Los Angeles Los Angeles. Comment
  RSA535890  Leymus condensatus Timothy S. Ross 1991-9-2 5937 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Draw off W side of Y.B. Road. 503 Comment
  PASA578  Lilium humboldtii C. H. Blanchard 1922-5-30 Los Angeles Eaton Canyon Comment
  RSA631366  Lilium parryi Louis C. Wheeler 1967-9-4 10685 Los Angeles San Gabriel Mountains: Ravine south of Camp Lupine, Prairie Fork. 2043 Comment
  UC1714525  Lilium parryi I. M. Johnston 1916-8-22 1703 Los Angeles Prairie Fork of San Gabriel River; San Antonio Mounains 2286 Comment
  UCR194569  Lilium parryi R. G. Swinney 1998-7-29 6529 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA720292  Limonium duriusculum LeRoy Gross 2007-3-13 2602 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  CATA2203  Limonium perezii Sara L. Crockett, Michael Daligdig 1996-10-21 6 Los Angeles Santa Catalina Island: Descanso Beach Club 6 Comment
  JEPS58201  Linanthus aureus Frank W. Peirson 1919-3-30 343 Los Angeles Big Tujunga Canyon San Gabriel Mountains 426 Comment
  CAS-BOT-BC226740  Linanthus californicus E. Roy Weston 1927-3-27 571 Los Angeles Newhall tunnel Comment
  UCSB5135  Linanthus californicus H., J. 1934-6-1 Los Angeles San Dimas Exp. forest; Dam no. 2; sec. 1, T 1N, R 9W 792 Comment
  CATA190  Linanthus dianthiflorus Mark L. Hoefs, A. Douglas Propst 1973-4-6 159 Los Angeles Santa Catalina Island: Middle of Cape Canyon, north exposure 304 Comment
  RSA600044  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-3-25 9264 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA613724  Linanthus dichotomus L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  RSA515177  Linanthus dichotomus subsp. dichotomus Steve Boyd, Orlando Mistretta 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  POM364686  Linanthus parryae Robert Gustafson, Gary D. Wallace 1982-4-26 2532 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UCR151332  Linanthus parryae LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 880 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  RSA597036  Linanthus pungens T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3836 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA400308  Linaria bipartita Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  RSA400298  Linaria canadensis var. texana Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  RSA659853  Linum usitatissimum Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. 610 Comment
  SFV1589  Lithophragma affine K. A. Wilson 1961-3-14 1029 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Seminole Hot Springs. 460 Comment
  UC54694  Lithophragma affine F. H. Terry March 1903 Los Angeles Cahuenga Pass Comment
  RSA468217  Lithophragma affine subsp. mixtum Louis C. Wheeler 1932-3-26 533 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  CAS-BOT-BC432212  Lithophragma bolanderi Timothy S. Ross; Steve Boyd 1994-5-11 7823 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. Burnt Peak 7.5' USGS Quadrangle. 1548 Comment
  UCR95298  Lithophragma bolanderi Steve Boyd, Orlando Mistretta 1996-5-1 8758 A Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  UC1736211  Lithophragma heterophyllum Dean W. Taylor 1992-5-1 12491 Los Angeles 1 mile East of Gorges Gap on Angeles Crest Highway (Highway 2) 1219 Comment
  SBBG119064  Lobelia dunnii S. D. White 2004-7-28 10658 Los Angeles Clear Crk area, "The Pines" picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jct with Angeles Crest Hwy (Condor Pk: T2N R12W S8) 976 Comment
  UC57555  Lobelia dunnii var. serrata J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  UCR243024  Lobelia dunnii var. serrata R. G. Swinney 2009-8-6 11531 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  UCR61569  Lobelia dunnii var. serrata R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon. Lewis Paul Falls 518 Comment
  SFV21372  Lobularia maritima J. N. Hogue 2008-2-26 s. n. Los Angeles Los Angeles, Eagle Rock. 207 Comment
  LA201761  Lobularia maritima Arthur C. Gibson; 2003-4-12 4901 Los Angeles Simi Hills, Chatsworth Reserve, Chatsworth, northern boundary of reservoir, Valley Circle Blvd at Plummer St, inside perimeter fence Comment
  SDSU1208  Lobularia maritima A. H. Gallup 1949-3-1 310 Los Angeles Lasca - north end of meadow. 152 Comment
  SBBG19188  Logfia arizonica M. A. Piehl 1963-12-7 631075 Los Angeles point opposite Pyramid Head on SE tip of island 10 Comment
  SBBG131727  Logfia gallica S. A. Junak 1999-5-8 SCa 921 Los Angeles rd from Cottonwood Cyn into Fern Cyn, Cottonwood drainage 115 Comment
  SBBG131744  Logfia gallica S. A. Junak 1999-4-23 SCa 852 Los Angeles plant stop [ridge rd E of Mt Torquemada Trail] 347 Comment
  SBBG59718  Lomatium dasycarpum subsp. dasycarpum R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  UC1605268  Lomatium dasycarpum subsp. dasycarpum Tim Ross and Darin Banks 1994-4-12 7495 Los Angeles ca. 670 m. s.-s.e. of where Drinkwater Canyon joins San Francisquito Canyon (w. draw draining from ridge which divides S. Fr. Cyn from Dry Canyon, upper portion of open draw near ...); Liebre Mts., Warm Springs Quad., San Francisquito Canyon 536 Comment
  RSA97157  Lomatium dissectum var. multifidum F. W. Peirson 1929-6-30 8422 Los Angeles Aliso Creek at Tie Canyon 1357 Comment
  RSA703899  Lomatium mohavense Gary D. Wallace, Ann Hiller 1983-5-18 2041 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E 945 Comment
  RSA597995  Lomatium vaginatum Steve Boyd, Lauren Raz 1997-3-14 9167 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon., Near 34 deg 43' 55.9''N 118 deg 39' 33.8''W 1450 Comment
  CATA275  Lonicera hispidula Mark L. Hoefs 1973-5-15 288 Los Angeles Santa Catalina Island: Behind golf course #7 tee, Avalon Canyon 76 Comment
  POM155668  Lonicera hispidula var. vacillans M. B. Dunkle 1928-5-20 1965 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 213 Comment
  RSA99372  Lonicera hispidula var. vacillans F. W. Peirson 1951-8-7 4502 Los Angeles Sturdevant's Camp, Big Santa Anita Canyon. 1067 Comment
  UCR146883  Lonicera subspicata Kathleen Stockwell 2000-6-24 s.n. Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, North Padua Ave., uphill to water reservoirs near Padua Hills Theatre, NNE of Claremont 610 Comment
  HSC3949  Lonicera subspicata var. denudata C. S. Apperson 1967-6-28 Los Angeles Atmore Meadows Campground, Angeles National Forest. Comment
  RSA455371  Lonicera subspicata var. denudata Wm. Martin 1971-8-5 s.n. Los Angeles Junction of Stunt Canyon Road and Mulholland Hwy; Santa Monica Mountains. Comment
  RSA608895  Lonicera subspicata var. denudata L. C. Wheeler 1931-5-1 s.n. Los Angeles Claremont: College Way. Comment
  RSA609142  Lonicera subspicata var. denudata L. C. Wheeler 1932-6-16 830 Los Angeles Liveoak [Live Oak] Wash, 2 miles NE [of] La Verne. 404 Comment
  UC1587555  Lonicera subspicata var. denudata Tim Ross 1991-9-2 5909 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass 7.5' quadrangle 472 Comment
  UC57010  Lonicera subspicata var. denudata Ernest Braunton 1902-6-11 471 Los Angeles hills near Hollywood Comment
  RSA406755  Lotus argophyllus subsp. ornithopus C. B. Liter, James A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. Comment
  UC864767  Lotus argophyllus var. argenteus F. R. Fosberg 1931-3-18 S 4294 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  CATA1376  Lotus corniculatus Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2498 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  UCR223792  Lotus crassifolius R. G. Swinney 2009-8-25 11479 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA406451  Lotus dendroideus var. dendroideus George B. Grant 1904-6-17 s.n. Los Angeles Pasadena. Comment
  RSA406920  Lotus dendroideus var. dendroideus M. B. Dunkle 1929-3-3 2056 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  RSA515122  Lotus dendroideus var. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -5 Los Angeles San Clemente Island. Waynuk Canyon, W slope of island. Comment
  RSA588159  Lotus heermannii var. heermannii Orlando Mistretta 1994-5-23 1246 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA640930  Lotus heermannii var. heermannii L. C. Wheeler 1967-8-9 10412 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  RSA709409  Lotus humistratus A. C. Sanders, T. B. Salvato 2005-4-26 29724 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
  RSA498770  Lotus micranthus I. M. Johnston 1917-5-6 1277 Los Angeles Evey Canyon 762 Comment
  RSA669287  Lotus micranthus LeRoy Gross, Naomi Fraga 2002-5-16 542 Los Angeles (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. 976 Comment
  RSA0098369  Lotus nevadensis R. G. Swinney 2011-6-6 14998 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCR259149  Lotus oblongifolius R. G. Swinney 2010-6-23 13361 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
  UC15667  Lotus oblongifolius var. oblongifolius J. H. Barber 1897-6-26 193 Los Angeles Aliso Canyon Comment
  UC69547  Lotus procumbens var. procumbens J. Burtt Davy May 9 1896-May 24 1896 2502 Los Angeles Manzana Antelope Valley Comment
  UC864885  Lotus salsuginosus Ira W. Clokey, B. Templeton 1929-3-1 4517 Los Angeles Mandeville Canyon Santa Monica Canyon 350 Comment
  HSC98236  Lotus salsuginosus G. E. Anderson 1966-4-6 56 Los Angeles On Hwy. 1 N of Hwy. 27, 1 mi. right on coast. Comment
  RSA406837  Lotus scoparius Ora M. Clark 1928-12-23 1387 Los Angeles Venice Comment
  RSA0080776  Lotus scoparius var. scoparius R. G. Swinney 2010-4-15 12239 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  JEPS55863  Lotus strigosus A. M. Ottley 1920-5-9 649 Los Angeles Summit Mt. Wilson San Gabriel Mts. Comment
  RSA0098375  Lotus strigosus R. G. Swinney 2011-6-14 15123 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA526567  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4252 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SEINET3560035 Image available Lotus strigosus Alice M. Ottley 1920-5-5 599 Los Angeles Pasadena Comment
  RSA90386  Lotus strigosus F. W. Peirson 1918-5-26 322 Los Angeles Hennigers Flat, Mt. Wilson Toll Road 854 Comment
  UC73249  Lupinus affinis E. D. Palmer April 1901 Los Angeles Claremont Comment
  RSA620238  Lupinus bicolor B. Pitzer 1998-5-23 3734 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SDSU4654  Lupinus bicolor A. H. Gallup 1948-3-27 123 Los Angeles Claremont-Open fields. 366 Comment
  RSA640249  Lupinus bicolor R. F. Thorne, C. W. Tilforth 1971-4-9 41544 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  SEINET11071815 Image available Lupinus bicolor subsp. microphyllus David Dunn 1941-3-19 938 Los Angeles one mile east of Pomona Comment
  RSA413485  Lupinus concinnus Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground. 1677 Comment
  RSA597007  Lupinus concinnus T. S. Ross 1990-6-25 3902 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  SD231312  Lupinus concinnus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Highway (Road North) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC284672  Lupinus concinnus P. A. Munz 1923-4-10 6747 Los Angeles w coast San Clemente Island (dry slope of canyon s of Lemon Tank); w coast San Clemente Island Comment
  CAS-BOT-BC205145  Lupinus elatus W. R. Dudley 1900-7-9 s.n. Los Angeles San Gabriel Peak Comment
  SBBG4418  Lupinus excubitus C. Bornstein, D. Kershaw 1998-6-5 Los Angeles Liebre Mtn, on Liebre/Sawmill rd, 1.3 mi from jct of Old Ridge Rd 1356 Comment
  RSA0073382  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-28 10720 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  SD230232  Lupinus excubitus var. austromontanus Louis C. Wheeler 1964-6-20 8490 Los Angeles Mt. Waterman: South side Comment
  UC1980243  Lupinus excubitus var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042005 Los Angeles Old Ridge Rte. Comment
  RSA0088834  Lupinus formosus Bonnie C. Templeton, I. W. Clokey 1930-4-8 1491 Los Angeles 1 mile north of Elizabeth Lake. Comment
  SEINET12154549  Lupinus formosus J. F. Bright, Wyman, C. 1931-1 5285 Los Angeles Antelope Valley Comment
  RSA152135  Lupinus formosus var. formosus Wesley O. Griesel s.n. Los Angeles Charleton Flats, San Gabriel Mts 1524 Comment
  RSA519413  Lupinus formosus var. formosus Anstruther Davidson 1892-05 s.n. Los Angeles Glendale. Comment
  RSA413671  Lupinus hirsutissimus Bonnie C. Templeton 1968-2-25 11396 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  RSA649609  Lupinus hirsutissimus Lori Ackerman, Gerald Braden 1988-4-22 21 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  SBBG128377  Lupinus hirsutissimus M. L. Hoefs 1991-4-7 1026 Los Angeles upper Avalon Cyn, SW of Divide Rd 377 Comment
  SBBG69386  Lupinus hirsutissimus M. N. Ackley -Mar-1928 529 Los Angeles Eagle Rock 304 Comment
  SEINET13203257 Image available Lupinus hirsutissimus R. G. Swinney 2011-1 14479 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA584286  Lupinus latifolius subsp. parishii T. S. Ross 1993-5-26 7305 Los Angeles W end of the San Gabriel Mts: near head of upper E Fk Wilson Canyon just S of Lupine Saddle, ca 2100 ft ESE of Wilson Canyon Saddle. 869 Comment
  CAS-BOT-BC211685  Lupinus longifolius I. Johnston 1917-6-10 1337 Los Angeles Playa del Rey Comment
  CAS-BOT-BC211692  Lupinus longifolius Philip A. Munz 1949-5-10 13389 Los Angeles La Crescenta Comment
  CAS-BOT-BC211711  Lupinus longifolius Moxley 1920-5-1 747 Los Angeles Hamilton Canyon, Santa Catalina Island Comment
  UCR125488  Lupinus microcarpus A. C. Sanders, Mark Elvin 2003-4-14 25971 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
  UCR126600  Lupinus microcarpus var. microcarpus A. C. Sanders, Mark A. Elvin 2003-4-16 26037 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 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 366 Comment
  SBBG114156  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-16 1349 Los Angeles St Hwy 198, 3.1 mi W of jct of County Rd N2, 5.6 mi W Gorman Post Rd and Interstate 5 Comment
  SBBG114165  Lupinus microcarpus var. microcarpus R. Riggins 1981-5-24 1232 Los Angeles Peace Valley Rd (frontage to Interstate 5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  SBBG3689  Lupinus peirsonii H. and M. Dearing 1949-5-1 6766 Los Angeles Rock Crk Comment
Read comments Dec 28 2010
  UCR258705  Lupinus sparsiflorus R. G. Swinney 2010-3-22 12019 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR259905  Lupinus sparsiflorus R. G. Swinney 2010-3-16 11951 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
  SFV15580  Lupinus sparsiflorus R. K. Stachelek 1992-4-4 3 Los Angeles Approximately 0.2 miles from intersection of Balboa and Foothill, on north side of Foothill next to roadside. Comment
  RSA233605  Lupinus succulentus Robert F. Thorne 1970-3-6 39411 Los Angeles Santa Catalina Island: Indian Rock in Emerald Bay 15 Comment
  UCSB41784  Lupinus succulentus Dressler, Robert 1949-3-13 Los Angeles N of Athens Comment
  RSA0080388  Lupinus truncatus R. G. Swinney 2010-3-24 12045 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG98667  Lupinus truncatus T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5204 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  UCR259951  Lupinus truncatus R. G. Swinney 2010-4-28 12434 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
  UCR256854  Luzula comosa R. G. Swinney 2010-10-13 14023 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  POM19214  Lycium californicum Philip A. Munz 1923-4-9 6648 Los Angeles San Clemente Island. Comment
  RSA428828  Lycium californicum F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  SBBG20561  Lycium californicum E. R. Blakley 1963-12-8 6407 Los Angeles just back of beach, between Northwest Harbor and Whale Pt 7 Comment
  RSA177738  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Percy C. Everett 1965-5-10 34450 Los Angeles Santa Catalina Island. North side of Blackjack Mountain 488 Comment
  POM362177  Madia gracilis L. C. Wheeler 1932-6-4 808 Los Angeles Live Oak Canyon 518 Comment
  UC1601157  Madia gracilis T. Minthorn July 1920 Los Angeles near Avalon (Catalina Island); Catalina Island Comment
  RSA230219  Madia minima R. F. Thorne 1969-7-2 38282 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  UCR280941  Madia sativa Mitch Provance 2017-6-30 617- 33 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  CAS-BOT-BC231882  Malacothamnus davidsonii Elmer I. Applegate 1931-11-2 6827 Los Angeles San Fernando Wash, San Fernando Comment
  RSA0040258  Malacothamnus fasciculatus Anstruther Davidson 1890-4-10 s.n. Los Angeles Foothills Cahuenga, Los Angeles. Comment
  RSA0041781  Malacothamnus fasciculatus Mark L. Hoefs 1995-5-23 2080 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge. 121 Comment
  CAS-BOT-BC206293  Malacothamnus fasciculatus var. nuttallii Alice Eastwood 1933-10-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden Comment
  UCR25181  Malacothamnus fremontii John C. Roos 1951-7-30 5072 Los Angeles San Gabriel Mtns., Big Rock Creek, north of Mt. Baden Powell 1982 Comment
  POM362255  Malacothrix californica Elbert Benjamine 1929-3-31 130 Los Angeles Antelope Valley. Comment
  CAS-BOT-BC345413  Malacothrix clevelandii Geo. B. Grant 1906-6-10 6668 Los Angeles Mt Lowe, Pasadena Comment
  POM362263  Malacothrix clevelandii C. Epling, Lincoln Ellison 1929-5-18 s.n. Los Angeles Topango Canyon, Santa Monica Mountains Comment
  POM175363  Malacothrix clevelandii E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  UC565546  Malacothrix coulteri Herbert L. Mason 1926-4-26 3008 Los Angeles Little Rock Creek Mohave Desert Comment
  CAS-BOT-BC323294  Malacothrix foliosa L. R. Abrams; I. L. Wiggins 1931-7-6 339 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  POM18241  Malacothrix foliosa P. A. Munz 1923-4-9 6612 Los Angeles San Clemente Island; North end Comment
  POM320348  Malacothrix glabrata Lynne Hayden 1970-4-18 124 Los Angeles Neaar Pretty ) Ranch on N4 off of 138 to Lancaster, San Gabriel Mt. 1220 Comment
  RSA0080651  Malacothrix saxatilis R. G. Swinney 2010-5-29 13011 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA719094  Malacothrix saxatilis Naomi Fraga 2001-5-27 48 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. UTM: 376696N 423388E. Comment
  OBI35597  Malacothrix saxatilis var. tenuifolia Rebecca Cicoria 1981-5-17 34 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  POM362376  Malacothrix saxatilis var. tenuifolia Robert Gustafson 1980-7-9 1808 Los Angeles Ballona Wetlands, Area 3. Comment
  SEINET13276789 Image available Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-1 14483 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC481095  Malacothrix saxatilis var. tenuifolia unknown 1903-1 Los Angeles Los Angeles Comment
  LA103302  Malephora crocea Barry A. Prigge; 1986-3-19 6938 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy Comment
  LA105123  Malosma laurina Barry A. Prigge; 1988-7-3 8239 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 341 Comment
  LA91426  Malosma laurina Bruce Douglas Clayton; Greg Shaw 1972-3-30 26 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, at end of Drawbridge firebreak. 618 Comment
  SEINET10454061  Malosma laurina Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4771 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
  POM12289  Malva parviflora F. L. Robinson 1921-4-15 21 Los Angeles Orchard N of Claremont. Comment
  RSA611923  Malva parviflora Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SBBG129111  Malva sylvestris M. Ries 2001-2-17 Los Angeles Santa Clarita 441 Comment
  RSA0091071  Marah macrocarpa R. G. Swinney 2011-4-9 14366 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA611611  Marah macrocarpa Anna Christensen 1997-3-13 5 Los Angeles Claremont, Bernard Biological Field Station. NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  UC1005134  Marah macrocarpa J. D. Laudermilk 1940-4-24 Los Angeles near Baseline Road (Indian Hill Blvd.); Claremont Comment
  CAS-BOT-BC348120  Matricaria discoidea Timothy S. Ross; Steve Boyd 1994-5-10 7724 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 682 Comment
  RSA600318  Matricaria matricarioides Scott D. White 1997-3-12 4756 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  RSA724553  Matricaria matricarioides K. Dobry 1992-4-14 D- 366 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  POM97348  Meconella denticulata H. E. Hasse 1890-4-4 s.n. Los Angeles brushy foothills of Sierra Madre Comment
  UC1215281  Medicago polymorpha Peter H. Raven 1962-4-9 17131 Los Angeles Wilson Cove San Clemente Island (near barracks) 60 Comment
  RSA258363  Medicago polymorpha C. W. Tilforth 1973-4-23 772 Los Angeles a few plants found in block 17-16 Comment
  RSA131320  Medicago sativa Peter H. Raven, Henry J. Thompson 1959-9-19 13719 Los Angeles Along U. S. Highway 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  SEINET4691486  Melaleuca quinquenervia R. E. Riefner Jr. 2007-1 07 -110 Los Angeles City of San Pedro, near Cabrillo Beach Park, salt marsh inlet channel at salinas de San Pedro 3 Comment
  RSA127935  Melica imperfecta P. H. Raven, HJ Thompson 1959-5-5 14149 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  RSA587517  Melica imperfecta Orlando Mistretta 1995-4-5 1593 Los Angeles San Gabriel Mountains: Drainage W of Little Rock Creek reservoir 1006 Comment
  RSA735834  Melica imperfecta Scott D. White, Justin M. Wood 2008-5-6 11936 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  UCR92091  Melica imperfecta Scott D. White 1995-2-7 2532 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA588967  Melica stricta Orlando Mistretta 1994-6-8 1348 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  RSA782205  Melilotus albus R. G. Swinney 2009-8-25 11475 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR210267  Melilotus albus R. G. Swinney 2008-8-13 9369 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  SBBG12725  Melilotus indicus E. R. Blakley 1962-6-10 5213 Los Angeles camp area, Wilson Cove 30 Comment
  UCR136848  Melilotus indicus 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
  LA200492  Melilotus indicus Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCSB3450  Melilotus indicus Haller, John 1950-3-30 Los Angeles UCLA Base of Faculty Hill, near Sunset Blvd. Comment
  RSA600805  Mentha Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  RSA0080720  Mentzelia R. G. Swinney 2010-5-12 12757 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  SD86349  Mentzelia affinis R. Beauchamp, M. Douglas 1972-3-24 3216 Los Angeles West side of canyon, San Clemente Island 99 Comment
  SEINET3094557 Image available Mentzelia albicaulis J. Harry Lehr 1972-4-12 324 Los Angeles Foothills San Gabriel Mountains: North side Tr. 138, 7 mi east of Pear Blossom. 1219 Comment
  UC872540  Mentzelia albicaulis Ira Waddell Clokey and B. C. Templeton 1930-4-8 4657 Los Angeles w Lanchaster 400 Comment
  RSA778919  Mentzelia congesta Orlando Mistretta, Christine Mistretta 2010-6-3 5245 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA446759  Mentzelia micrantha F. R. Fosberg 1931-3-23 4337 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 25 Comment
  RSA729765  Mentzelia micrantha R. G. Swinney 1998-8-6 6721 Los Angeles upper East Fork San Gabriel RIver, c. 0.25 mi. above confluence of Falls Gulch on west side of river. 1012 Comment
  SBBG113276  Mentzelia micrantha S. A. Junak with M. L. Hoefs 1997-6-4 SCa 410 Los Angeles W end of Empire Landing, rock quarry site, on E side of small cyn 36 Comment
  UC19587  Mentzelia montana J. H. Barber 1897-6-28 211 Los Angeles Kentucky Springs Comment
  UC872444  Mentzelia veatchiana I. W. Clokey, B. C. Templeton 1930-4-8 4651 Los Angeles w Lancaster 400 Comment
  RSA9658  Mentzelia veatchiana Louis C. Wheeler 1932-4-9 561 Los Angeles 4 mi. WSW Fairmont, Antelope Valley. 915 Comment
  SD69656  Mesembryanthemum crystallinum Robert F. Thorne 1966-4-4 35783 Los Angeles Santa Catalina Island, Bird Rock, North of Isthmus Cove 7 Comment
  CDA20478  Metrosideros kermadecensis M. O'Brien 2004-5-3 MOB 3 -04 Los Angeles South Coast; La Piedra State Beach, just above the highest tide line. 0 Comment
  RSA393755  Micropus californicus var. californicus L. C. Wheeler 1934-4-17 2529 Los Angeles San Gabriel Mountains, Palmer Canyon 510 Comment
  RSA607950  Microseris heterocarpa L. C. Wheeler 1936-6-6 4118 Los Angeles San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  RSA0092233  Microseris lindleyi R. G. Swinney 2011-5-12 14680 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  POM6143  Microseris lindleyi C. F. Baker 1909-4-19 5300 Los Angeles Claremont. Comment
  RSA517149  Microseris lindleyi Timothy S. Ross, Steve Boyd 1990-5-14 2479 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1107 Comment
  RSA60283  Microsteris gracilis E. K. Balls, Lee W. Lenz 1950-3-28 14472 Los Angeles 1 mile east of Quail Lake, Antelope Valley. 1067 Comment
  RSA646135  Mimulus aurantiacus Orlando Mistretta 1992-7-13 701 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCR177762  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1078 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
  LA51934  Mimulus aurantiacus Harlan Lewis; 1940-4-3 1289 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  RSA668847  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
  SFV5509  Mimulus aurantiacus var. pubescens W. A. Kelley Jun 1967 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCR127181  Mimulus aurantiacus var. pubescens A. C. Sanders 2003-6-20 26998 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  RSA439238  Mimulus aurantiacus var. pubescens Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  UC1871221  Mimulus aurantiacus var. puniceus T. Ross 1993-4-21 6840 Los Angeles Santa Catalina Island; major E-W ridge between "Carlos" and Cactus Pk 396 Comment
  UC26883  Mimulus brevipes J. H. Barber 1897-4 310 Los Angeles Santa Monica Canyon Comment
  LA200852  Mimulus cardinalis Jonathan Sauer; C. Barber 1970-6-6 4812 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  RSA420679  Mimulus cardinalis Mary H. Ward 1970-6-18 LASCA- 931 Los Angeles Growing in dry wash below Devil's Gate Dam, southwestern Pasadena Comment
  RSA602745  Mimulus floribundus Louis C. Wheeler 1967-8-1 10197 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  UCR123815  Mimulus fremontii Steven R. Hill, K. Kramer 2001-4-22 33386 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  RSA408120  Mimulus fremontii Anstruther Davidson 1911-05 s.n. Los Angeles San Fernando Comment
  RSA0048277  Mimulus guttatus Lee Haines 1935-07 s.n. Los Angeles San Gabriel Mountains. Comment
  UCSB41773  Mimulus guttatus Rice, Stevan 1969-3-10 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park; off of San Dimas Ave; in a canyon 300 yds. NW of the road 304 Comment
  UCR198569  Mimulus latidens A. C. Sanders 2005-5-11 30131 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  RSA79630  Mimulus parishii F. W. Peirson 1918-6-16 199 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  CDA1004  Mirabilis californica D. G. Kelch 1991-3-17 1310 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  UCR240275  Mirabilis laevis S. J. Myers 2010-6-14 s.n. Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, Southern California Edison transmission tower on a low ridge at the eastern end of the Antelope Buttes, east of 130th St. West, north of West Ave. E 8, NW of Lancaster 822 Comment
  CAS-BOT-BC434635  Mirabilis laevis var. crassifolia Geo. B. Grant 1901-6-23 4117 Los Angeles Pasadena Comment
  CATA3296  Mirabilis laevis var. crassifolia Amy Catalano, Jen Dreizehn 2017-3-16 013 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  RSA464675  Mirabilis laevis var. crassifolia F. H. Elmore 1939-2-18 328 Los Angeles San Clemente Island. Comment
Read comments May 22 2008
  RSA461755  Mollugo verticillata Anstruther Davidson 1893-8-13 s.n. Los Angeles Garvanza. Comment
  UCR209105  Monardella australis R. G. Swinney 2008-6-18 9071 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  UCR256185  Monardella australis subsp. cinerea R. G. Swinney 2010-9-23 13881 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  UC57489  Monardella hypoleuca subsp. hypoleuca J. H. Barber 1898-8-5 Los Angeles Malibu Canyon Santa Monica Mts. Comment
  RSA408593  Monardella lanceolata Anstruther Davidson 1889-07 s.n. Los Angeles Newhall. Comment
  SBBG13617  Monolepis nuttalliana P. H. Raven 1962-5-9 17653 Los Angeles cyn just N of Guds 249 Comment
  SFV4906  Monolopia lanceolata M. H. Grayum 1971-5-19 s. n. Los Angeles Santa Monica Mountains Small canyon to the south of the school at the intersection of Mulholland Highway and Dry Canyon-Cold Creek Road (the most northerly segment). West-facing slope. 457 Comment
  UC849126  Mucronea californica Louis C. Wheeler 1932-6-4 798 Los Angeles wash at Arrow Hwy; San Gabriel Wash 106 Comment
  SEINET179637 Image available Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1600 Comment
  CAS-BOT-BC275322  Muhlenbergia microsperma Joseph Andorfer Ewan 1932-3-5 7027 Los Angeles Mandeville Canyon rim, Santa Monica Mountains 365 Comment
  RSA580868  Muhlenbergia microsperma L. C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  CAS-BOT-BC275087  Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  UCSB428  Muhlenbergia rigens B., K. 1943-8-25 Los Angeles West Fork Road, San Dimas Canyon; San Dimas Experimental Forest, San Gabriel Mountains Comment
  RSA707809  Muilla maritima Naomi Fraga, Paul Morton 2004-5-18 1184 Los Angeles On ridgeline of Mount Hillyer, near summit. 1860 Comment
  SBBG133652  Muilla maritima L. Gross, P. DeVries, O. Gasser 2015-4-7 6959 Los Angeles Arrastre Cyn, near Acton; started at the junction between Arrastre Cyn Rd and Moody Truck Trail; follow the crk and slope beyond where Moody Truck Trail crosses the crk, NE side slope only 807 Comment
  UCR189890  Muilla maritima R. G. Swinney 1998-7-27 6496 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR205858  Muilla maritima R. G. Swinney 2008-5-8 8807 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCD124802  Myoporum laetum B. Pitzer 1996-5-5 2871 Los Angeles Palos Verdes Peninsula; Palos Verdes Hills, San Pedro Navel Fuel Depot, at Pedro Hill. 409 Comment
  CAS-BOT-BC101642  Myrica californica Dr. H. E. Hasse 1890-7-1 s.n. Los Angeles Rustic [Canon] Canyon near Santa Monica Comment
  JEPS30072  Myrica californica Dr. H. E. Hasse 1890-7-15 2 Los Angeles Santa Monica Range, Rustic Canyon Comment
  RSA589197  Nama demissa Tim S. Ross 1991-4-27 4675 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg SW of Three Sisters buttes. 982 Comment
  UCSB10051  Nama demissa Krogen, Roger 1957-1 Los Angeles 1 mi. E of Pearblossom on HWY. 138 Comment
  RSA710380  Nama demissa var. demissa LeRoy Gross 2005-5-3 2194 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA421134  Nama demissa var. deserti Christopher Davidson 1973-4-1 1880 Los Angeles 1 mile south of Littlerock. 762 Comment
  RSA466284A  Narcissus tazetta A. C. Sanders 1988-2-3 7608 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  CAS-BOT-BC259797  Nassella cernua E. R. Blakley 1963-12-7 6346 Los Angeles Channel Islands. San Clemente Island. Canyon between Pyramid Head and Cove, and S of Triangulation Point Guds 30 Comment
  RSA717296  Nassella cernua Scott D. White, Pam DeVries 2006-5-9 11401 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC259920  Nassella lepida A. J. McClatchie 1893-6-1 s.n. Los Angeles Pasadena Comment
  SBBG108417  Nassella lepida T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8581 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 243 Comment
  CAS-BOT-BC260139  Nassella pulchra L. R. Abrams; I. L. Wiggins 1931-7-6 381 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  RSA127899  Nassella pulchra P. H. Raven 1959-5-9 14161 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage, 274 Comment
  SBBG98198  Navarretia hamata C. B. Wolf 1932-5-11 3547 Los Angeles W side of Isthmus Harbor 15 Comment
  SFV22083  Nemacladus orientalis O. Mistretta, C. Mistretta 2010-5-20 5160 Los Angeles San Gabriel Mountains Slopes west of Angeles Forest Highway, about 0.6 miles north of junction with Aliso Canyon Road. 1189 Comment
  RSA0021953  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-5-20 5159 Los Angeles San Gabriel Mountains region: Slopes W of Angeles Forest Hwy., 0.6 mi S. of jct. with Aliso Cyn. Rd. 1189 Comment
  SD237396  Nemacladus sigmoideus R. G. Swinney 2009-5-28 10955 Los Angeles Transverse Range; San Gabriel Mountains: Sulphur Springs Campground, South Fork of Little Rock Creek (Waterman Mtn 7.5'Q) 1584 Comment
  UCR204041  Nemacladus sigmoideus R. G. Swinney 2005-5-14 8235 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  POM8921  Nemophila maculata P. A. Munz 1921-3-25 4479 Los Angeles Claremont. Comment
  SEINET5521013  Nemophila menziesii G. B. Grant March 3rd 833 Los Angeles Pasadena, southern CA Comment
  RSA421310  Nemophila menziesii var. integrifolia Elbert Benjamine 1929-3-31 86 Los Angeles Mint Canyon. Comment
  RSA421304  Nemophila menziesii var. integrifolia Frances Runyan 1973-4-7 28 Los Angeles Agua Dulce, north of freeway 610 Comment
  RSA80772  Nicotiana attenuata F. W. Peirson 1919-6-14 495 Los Angeles Rock Creek, north slope of San Gabriel Mts. 1524 Comment
  SBBG31212  Nicotiana bigelovii R. F. Thorne with P. C. Everett 1965-2-22 34883 Los Angeles new rd along East Mtn (Peak) 128 Comment
  RSA651994  Nicotiana glauca David B. Dunn, H. L. Lint 1948-4-24 s.n. Los Angeles Cypress Ave. near Irwindale Blvd. Irwindale. Comment
  SBBG45047  Nicotiana glauca I. W. Clokey, B. Tampleton -Jun-1929 4583 Los Angeles Mandeville Cyn 150 Comment
  UCR1044  Nierembergia frutescens Thomas A. Zink 1971-1 s.n. Los Angeles Los Angeles Basin, along the seventh fairway of the Chevy Chase Country Club in Glendale. 305 Comment
  RSA478850  Nitrophila occidentalis Anstruther Davidson 1917-10 3295 Los Angeles Nigger s Slough. Comment
  RSA552562  Oenothera deltoides subsp. deltoides D. Charlton 1991-4-16 4873 Los Angeles Lancaster, corner of 35 St. West, one block south of K. 701 Comment
  UCSB4457  Oenothera elata Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside, near Los Angeles 1828 Comment
  RSA0086993  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-4-21 12321 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  UCR256624  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-9-9 13758 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
  RSA524959  Oenothera laciniata John Dolan 1991-4-30 s.n. Los Angeles Claremont. Comment
  SEINET9037779 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18405 Los Angeles Claremont, 300m south of the SE base of Indian Hill 394 Comment
  POM314676  Opuntia vaseyi J. N. Rose 1908-05 12002 Los Angeles Vicinity of Fernando. Comment
  UCR154363  Orcuttia californica A. C. Sanders 2005-5-5 29898 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  SEINET10927403  Orcuttia californica Alan A. Beetle 1946-1 Los Angeles Comment
  RSA0022255  Oreonana vestita Duncan S. Bell, Caitlin Elam 2013-8-1 5553 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  UCR204258  Oreonana vestita Naomi Fraga, Duncan Bell 2008-6-30 2297 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
Read comments Sep 17 2018
  RSA0059168  Orobanche bulbosa Louis C. Wheeler 1948-6-13 6640 Los Angeles San Gabriel Mountains: Big Tujunga at Coldwater Canyon. 975 Comment
  RSA0076589  Orobanche fasciculata Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3724 Los Angeles Pinyon Ridge: eastern half of the ridge, directly N of Fenner Canyon. 1938 Comment
  UCR126832  Orobanche parishii A. C. Sanders, Mark A. Elvin 2002-8-27 25595 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, Santa Clara River Valley, south of Hwy 126, near mouth on south side of Potrero Canyon 305 Comment
  RSA402075  Orthocarpus purpurascens Jack Rempel 1932-3-26 15263 Los Angeles El Segundo. Comment
  RSA80237  Orthocarpus purpurascens var. ornatus F. W. Peirson 1932-4-17 9852 Los Angeles Below the Lovejoy Dam, Lovejoy Buttes, Mojave Desert. 762 Comment
  RSA579154  Orthocarpus purpurascens var. purpurascens Tim S. Ross, Darin Banks 1994-4-12 7496 B Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 520 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 537 Comment
  UC894264  Osmadenia tenella Alice Eastwood 1906-5-24 Los Angeles Garvanza Lake Tahoe Region Comment
Read comments Jan 11 2015
  UC465986  Osmadenia tenella I. J. Condit Los Angeles Los Dimas Comment
  RSA458981  Osmorhiza brachypoda Martha Hilend 1928-5-27 323 Los Angeles 8 miles west of Elizabeth Lake. Comment
  UCR189680  Osmorhiza brachypoda R. G. Swinney 1998-5-30 6171 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA592396  Oxalis albicans subsp. californica Mark Hoefs 1974-5-1 441 Los Angeles Santa Catalina Island: NW side of Renton Mine Road. 137 Comment
  CATA381  Oxalis californica Mark L. Hoefs 1974-5-1 441 Los Angeles Santa Catalina Island: Northwest side of Renton Mine Road, approximately halfway to top, southeast exposure 152 Comment
  HSC12500  Oxalis corniculata Wendell Wood 1970-6-17 3 Los Angeles 3135 Linda Vista Rd., Glendale 366 Comment
  CAS-BOT-BC318203  Packera breweri Samuel Bonsal Parish 1887-6-1 1893 Los Angeles Summit of Tejon Comment
  RSA434250  Paeonia californica Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA670716  Paeonia californica Bonnie C. Templeton 1969-5-5 11376 Los Angeles Near road to Malibu Lake, so. of Ventura Blvd. Alt: 900 ft. 274 Comment
  RSA617170  Panicum capillare LeRoy Gross 1998-9-18 58 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway 365 Comment
  UCR204854  Panicum capillare R. G. Swinney 2005-8-9 8413 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC274176  Pappostipa speciosa Roxana S. Ferris 1918-6-12 947 Los Angeles 5 miles south of Lancaster Comment
  POM367111  Parapholis incurva F. R. Fosberg 1931-5-21 S 4946 Los Angeles Santa Catalina Island. Parson's Landing; Soapstone Quarries. Comment
  SEINET222750 Image available Parkinsonia florida Leila M. Shultz 1981-4-26 5001 Los Angeles CULTIVATED; Rancho Santa Ana Botanical Garden. 305 Comment
  UCR217425  Pectocarya linearis R. G. Swinney 2009-2-20 10017 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UC25017  Pectocarya linearis subsp. ferocula Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  POM368750  Pectocarya linearis subsp. ferocula F. R. Fosberg 1931-5-6 54821 Los Angeles Cape Canyon, Santa Catalina Island 280 Comment
  POM368776  Pectocarya penicillata E. Van der Pas 1968-3-30 7 Los Angeles 0.3 miles off Hwy 14, 3.7 miles N of Palmdade Comment
  UC1871066  Pectocarya recurvata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4801 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA0119792  Pectocarya setosa R. G. Swinney 2014-4-30 16291 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA226022  Pectocarya setosa R. F. Thorne, C. W. Tilforth 1971-6-29 40665 a Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  UCR98798  Pectocarya setosa Steve Boyd, Lauren Raz 1997-4-16 9503 Los Angeles San Gabriel Mtns., Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  LA35253  Pedicularis densiflora Mary V. Hood; 1937-3-11 37 4 * Los Angeles Comment
  RSA0048358  Pedicularis densiflora Mike Thornburg 1977-3-12 s.n. Los Angeles 4 mi. up Old Mulholland Road near stream. 457 Comment
  RSA425330  Pedicularis semibarbata Albert J. Perkins 1928-4-23 s.n. Los Angeles Mt. Pacofico. 1677 Comment
  LA94146  Pellaea andromedifolia Lawrence L. Kiefer; 1966-4-9 1826 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 2 mi above Sunset Blvd. 243 Comment
  SFV6769  Pellaea andromedifolia T. Gordon, K. A. Wilson, D. R. Perry, M. H. Grayum 1974-3-8 69 Los Angeles San Gabriel Mountains Placerita Canyon. Comment
  CAS-BOT-BC71341  Pellaea mucronata Le Roy Abrams 1901-4-8 1417 Los Angeles Verdugo Hills Comment
  UC1063638  Pellaea mucronata var. mucronata Jerome S. Horton 1936-4-2 264 Los Angeles Trail to flumes 4 and 5 San Dimas Canyon; San Dimas Experimental Forest, Pomona Quadrangle Comment
  RSA0025163  Penstemon caesius Jane Tirrell 2012-6-19 LS 0074 Los Angeles Upslope approximately 0.3 miles south of California State Route 2 near mile marker 67.86, 0.5 miles north of Mt. Hawkins. 2522 Comment
  POM292801  Penstemon centranthifolius Lyman D. Benson 1945-5-11 11716 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  UCD124076  Penstemon centranthifolius Elise Jackson 1993-5-2 28 Los Angeles Newhall, Placerita Canyon Road, 1/2 mile southeast of Sierra Hwy, south side of road, approximately 50 yards from road. 487 Comment
  RSA408045  Penstemon grinnellii Fordyce Griffiths Jr. 1911-6-8 1797 Los Angeles Mt. Wilson. Comment
  POM210819  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mountains. 1982 Comment
  RSA0019900  Penstemon labrosus Orlando Mistretta, Christine Mistretta 2011-6-29 5760 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  UCSB9320  Penstemon labrosus Bacigalupi, Rimo 1952-8-9 Los Angeles Summit of Blue Ridge; above and S.W. of Wrightwood and Swarthout Valley; in the San Gabriel Range; Angeles National Forest 2438 Comment
  RSA230686  Penstemon speciosus Robert F. Thorne 1969-7-9 38471 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  RSA0070770  Pentagramma triangularis P. A. Munz 1923-4-9 6658 Los Angeles San Clemente Island, east coast. Comment
  UC812467  Pentagramma triangularis subsp. triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Hamilton Canyon; Santa Catalina Isl 35 Comment
  SD134546  Perideridia pringlei Craig Reiser 1991-5-6 Los Angeles Palmdale, Verde Ridge Comment
  CAS-BOT-BC73770  Peritoma arborea var. arborea Reid Moran 1941-3-2 668 Los Angeles Santa Catalina Island - south of Wilson's Harbor Comment
  CATA751  Perityle emoryi Mark L. Hoefs 1991-5-22 1280 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  SBBG43801  Perityle emoryi M. R. Benedict 1971-6-25 Los Angeles Northwest Harbor Comment
  SBBG96952  Perityle emoryi S. Boyd with T. Ross, L. Arnseth 1990-4-8 4287 Los Angeles first cyn S of Bryce Cyn Comment
  UC1215144  Perityle emoryi Peter H. Raven 1962-4-12 17345 Los Angeles on walls of narrow canyon Wilson Cove; San Clemente Island, Wilson Cove 91 Comment
  SEINET3923793  Persicaria lapathifolia Steve Boyd, Valerie Soza; Victoria Jotikasthira; L. Raz 1996-7-11 8902 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake.; 0 469 Comment
  SD72730  Persicaria punctata F. R. Fosberg 1930-11-11 S 4177 Los Angeles Templeton, So. Puente, small marsh 79 Comment
  SEINET3924293  Persicaria punctata A. C. Sanders, Mark A. Elvin; Cathleen Weigand 2002-8-1 25526 Los Angeles Santa Clara River Valley: Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction.; 0 305 Comment
  UCSC001202  Phacelia brachyloba Peter Kamb 1948-7-13 1219 Los Angeles Big Tujunga Canyon at mouth of Bryant Ganyon, South side of canyon Big Tujunga Canyon, Bryant Ganyon - San Gabriel Mts. 549 Comment
  RSA0081781  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 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
  UCR251886  Phacelia cicutaria var. hispida Victoria M. Woods, David G. Cook 2014-5-26 48 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail from Baldy Mtn. Rd turnoff 1043 Comment
  RSA131238  Phacelia cicutaria var. hispida Percy C. Everett, E. K. Balls 1959-6-2 23824 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA0040377  Phacelia cryptantha Richard G. Swinney 2010-5-11 12652 Los Angeles San Gabriel Mountains: Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA592846  Phacelia davidsonii Steve Boyd, Orlando Mistretta 1996-5-1 8747 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
  SBBG126995  Phacelia davidsonii A. Parikh, N. Gale 2011-6-27 3512 Los Angeles upper Big Tujunga Cyn, 0.1 km W of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1277 Comment
  UCR47883  Phacelia davidsonii Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  RSA134840  Phacelia distans Peter H. Raven 1960-4-2 14860 Los Angeles Mulholland Hwy, 1 mile W of Las Virgenes Road. Malibu Creek drainage 213 Comment
  RSA346644  Phacelia distans Barry Burnell 1970-4-24 183 Los Angeles 3.2 miles south of Highway 138 on N4 1372 Comment
  RSA578805  Phacelia distans Tim S. Ross, Darin Banks 1994-4-13 7547 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  RSA579486  Phacelia distans Tim S. Ross, Steve D. Boyd 1994-5-10 7715 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  UCR193546  Phacelia distans R. G. Swinney 1999-6-5 7267 Los Angeles San Gabriel Mtns., ridge extending west from Big John Peak, above Big John Flat 1817 Comment
  RSA426199  Phacelia distans Richard Kirtland 1928-3-28 14749 Los Angeles Palos Verdes Hills. Comment
  UCR194157  Phacelia fremontii A. C. Sanders 2008-4-13 34880 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  RSA586822  Phacelia fremontii Orlando Mistretta 1994-6-21 1390 A Los Angeles San Gabriel Mountains: Santiago Canyon. on road cut near south end of road into Santiago Canyon 1372 Comment
  CHSC23112  Phacelia grandiflora Robert A. Schlising 1971-4-21 2965 Los Angeles Jct Mulholland Drive and Little Sycamore Canyon Road. Comment
  RSA0116173  Phacelia imbricata R. G. Swinney 2011-6-15 15202 Los Angeles San Gabriel Mountains; SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail. 1622 Comment
  UC1046929  Phacelia imbricata L. R. Heckard 1953-6-14 495 Los Angeles Charleston Flats Campground San Gabriel Mountains, Angeles National Forest 1676 Comment
  CLARK-A1528-4887  Phacelia imbricata John C. Roos 1947-5-17 3628 Los Angeles Placerita Canyon Comment
  RSA0091092  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-5-26 14867 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA134015  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-15 502 Los Angeles along road to Mt. Gleason, ca. 9 miles up Tujunga Canyon from highway 118. 976 Comment
  UC573224  Phacelia longipes A. D. Gifford 1935-3-31 537 Los Angeles 4 1/2 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle 1219 Comment
  SEINET3158193  Phacelia magellanica G. B. Grant 1906-6-16 968 /6698 Los Angeles Summit Mt. Wilson 1829 Comment
  POM289855  Phacelia minor George B. Grant 1901-03 15189 Los Angeles Pasadena. Comment
  UC1211044  Phacelia minor Huron H. Smith 1912-5-17 4958 Los Angeles Eaton's Canyon Mt. Wilson 426 Comment
  RSA296802  Phacelia minor Lyman Benson 1947-3-29 12285 Los Angeles Indian Hill, City of Claremont. 427 Comment
  RSA755901  Phacelia mohavensis R. G. Swinney 2008-7-24 9288 Los Angeles Waterman Mountain 2412 Comment
  SBBG133908  Phacelia parryi R. Burgess, P. Munro 2005-5-18 6859 Los Angeles W side of Westlake Blvd, top of 1st Hill S of Ventura County line, Santa Monica Mtns 426 Comment
  POM213280  Phacelia tanacetifolia P. A. Munz 1935-4-1 13596 Los Angeles 25 miles NW of Adelanto, Western Mojave Desert Comment
  JEPS1286  Phacelia tanacetifolia I. W. Clokey and B. C. Templeton 1930-4-8 4659 Los Angeles w Lanchaster 400 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
  SD38351  Phacelia viscida Edith Purer 1931-5-8 Los Angeles Griffith Park Comment
  UCD120709  Phacelia viscida Daryl Koutnik 1978-6-3 521 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  RSA533469  Phacelia viscida Tim S. Ross 1991-4-21 4559 Los Angeles Whittier Hills (Puente Hills, proparte) ridgetop on N side of Turnbull Canyon. 287 Comment
  UC205648  Phalaris lemmonii I. M. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA658524  Phalaris minor Diane Elliott 1985-5-17 37 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SD69629  Phalaris minor Robert F. Thorne, P. Everett 1965-5-11 34531 Los Angeles Rocky bluff, E side of Catalina Harbor, Santa Catalina Island 46 Comment
  SEINET10960543  Phalaris minor LeRoy R. Abrams Abrams 1460 Los Angeles Inglewood Comment
  RSA747044  Pholistoma auritum R. G. Swinney 2008-4-16 8673 Los Angeles San Dimas, Spring Canyon, north end between east and west forks of canyon. 393 Comment
  SBBG94238  Pholistoma auritum R. Moran 1941-3-1 663 Los Angeles Arrow Pt 200 Comment
  UC1426002  Pholistoma membranaceum Robert F. Thorne and C. W. Tilforth 1973-4-20 43005 Los Angeles 1 mi. n. Bob's Gap (3.2 mi. s. of Llano, n. slope of Holcomb Ridge); Mojave Desert slope, San Gabriel Mts., Holcomb Ridge 1143 Comment
  SD51877  Pholistoma racemosum Peter H. Raven 1962-4-9 17148 Los Angeles San Clemente Island. Wilson Cove, on grassy slopes near barracks. 60 Comment
  CAS-BOT-BC134959  Phoradendron bolleanum James R. Shevock 1976-4-24 5018 Los Angeles along Big Pines highway toward Valyermo. East slope of the San Gabriel Mts., Angeles National Forest 1249 Comment
  RSA590863  Phoradendron densum Orlando Mistretta 1994-4-12 1034 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  SBBG61540  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA597514  Phoradendron macrophyllum Louis C. Wheeler 1962-6-30 8163 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  UCR143551  Phoradendron macrophyllum George H. Grinnell 1923-6-5 s.n. Los Angeles San Gabriel Mtns., near Camp Baldy 1372 Comment
  UCR277057  Phoradendron macrophyllum subsp. macrophyllum R. G. Swinney 2011-9-22 15674 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area, north of lodge 976 Comment
  UCR129665  Phoradendron villosum Del Wiens 1953-1 847 Los Angeles San Gabriel Mtns., On US Hwy 99, on the Ridge Route, near El Rancho 76 1067 Comment
  SD69625  Phyllospadix scouleri Robert F. Thorne, P. Everett 1965-5-11 34562 Los Angeles shoreline; S side of N beach of Little Harbor, Santa Catalina Island Comment
  UCR132291  Pinus coulteri John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
Read comments Mar 29 2014
  UC586894  Pinus flexilis Joseph Andorfer Ewan 1934-8-6 8355 Los Angeles North Baldy San Gabriel Mts. (slopes of e spur) 2743 Comment
  SBBG130574  Pinus halepensis S. A. Junak 2000-10-14 SCa 1418 Los Angeles W flank of Black Jack Peak, above rd to summit of peak, overlooking Black Jack Cmpgrd 527 Comment
  RSA169027  Pinus jeffreyi Mark Parratt 1964-2-6 604 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA585781  Pinus jeffreyi Orlando Mistretta 1995-7-11 1874 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  CAS-BOT-BC78897  Pinus monophylla S. Parnay Mar. s.n. Los Angeles Mt. [Low] Lowe, one of the mouth of Santa Ana [Canon] Canyon Comment
  CHSC35725  Pinus monophylla B. Prigge 1970-12-29 114 Los Angeles 8 miles SE of Llano on county road N-4 on north slope of San Gabriel mountains. 1188 Comment
  MACF019661  Pinus monophylla F. A. MacFadden 1924-5-8 1553 Los Angeles L. A. County Playground, San Bernardino Mts. Comment
  RSA169009  Pinus ponderosa Mark Parratt 1964-4-8 623 Los Angeles Charlton Flats Recreation Area, Angeles Crest Highway 1646 Comment
  RSA549226  Piptatherum miliaceum Scott D. White 1992-10-8 922 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  UCR149971  Plagiobothrys arizonicus Scott D. White 2004-5-5 10306 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  SEINET10456246  Plagiobothrys arizonicus Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 Holmgren 7631 Los Angeles North foothills of the San Gabriel Mountains, Portal Ridge, 13 airline miles west of Lancaster. T7N R14W S22 1067 Comment
  RSA250634  Plagiobothrys collinus var. fulvescens R. F. Thorne 1971-4-2 41412 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  POM368938  Plagiobothrys collinus var. gracilis M. B. Dunkle 1932-2-27 2870 Los Angeles Palisades Ridge, Santa Catalina Island Comment
  POM3831  Plagiobothrys nothofulvus O. W. Robinson 1916-3-21 s.n. Los Angeles Wash near Greek Theater, Claremont. Comment
  SBBG108144  Plantago coronopus S. L. Crockett 1997-4-1 634 Los Angeles 0.5 mi SE of Rancho Escondido on Two Harbors Rd, W side of rd; low ridge adjacent to rd ca. 50 m upslope from rd 286 Comment
  SD28057  Plantago coronopus Carl Wolf 1932-5-11 Los Angeles Santa Catalina Island. West side of Isthmus Harbor 14 Comment
  UCR205682  Plantago indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36918 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  RSA402054B  Plantago lanceolata Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  UCR187193  Plantago major A. C. Sanders 2006-5-16 32328 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
  UC1587696  Plantago ovata Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-18 5207 Los Angeles 1300 ft nnw Guds (888') marker; San Clemente Island 240 Comment
  RSA601028  Platanthera leucostachys Louis C. Wheeler 1966-9-21 8913 Los Angeles San Gabriel Mountains. Lily Spring. 2470 Comment
  RSA656939  Platanthera sparsiflora Valerie L. Soza, Laura Moore 2000-6-14 1012 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  SEINET3818343 Image available Platanthera sparsiflora R. G. Swinney 1999-8-14 7624 Los Angeles San Gabriel Mountains; upper Fish Fork San Gabriel River c. 0.9 air miles east of Upper Fish Fork Campground 2146 Comment
  CHSC19521  Platanus racemosa Wendell Wood 1970-6-17 10 Los Angeles Linda Vista Rd. and Chevy Chase. Glendale. On canyon hillside. 365 Comment
  RSA401721B  Platanus racemosa Donald R. Bissing 1973-6-3 20 Los Angeles Evey canyon, San Gabriel Mountains. Along floor of canyon near stream 0.5 miles from mouth of cayon. 780 Comment
  CAS-BOT-BC6400  Platystemon californicus Mary Katherine (Mrs.) Brandegee 1889-5-1 s.n. Los Angeles San Pedro Comment
  UCR224373  Platystemon californicus Justin M. Wood 2010-5-10 1635 Los Angeles San Gabriel Mountains, vicinity of Littlerock Creek, just southwest of intersection of Chesebro Road and Mt. Emma Road 973 Comment
  CAS-BOT-BC91660  Platystemon californicus Ernest C. Twisselmann 1959-6-2 5532 Los Angeles Liebre Mountain. Just below the fire lookout. 1478 Comment
  RSA593505  Platystemon californicus var. crinitus Steve Boyd, Orlando Mistretta 1996-5-1 8762 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
  CDA38756  Plecostachys serpyllifolia M. O Brien 2012-10-7 s.n. Los Angeles La Piedra State Beach. 0 Comment
  POM7034  Plectritis ciliosa subsp. insignis Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2416 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  RSA0116199  Poa Steven A. Junak 2000-4-15 SCa- 1206 Los Angeles Santa Catalina Island. On W side of road to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  SBBG113259  Poa annua S. A. Junak 1997-6-3 SCa 434 Los Angeles Avalon, along lower Summer Street, just S of Atwater Hotel Building 6 Comment
  POM175355  Poa howellii E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  RSA590706  Poa pratensis Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2962 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA732912  Poa pratensis R. G. Swinney 1997-6-19 5622 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  SEINET3222659 Image available Poa scabrella Norman C. Cooper 1948-4-21 2685 Los Angeles Littlerock Reservoir. Comment
  SEINET10822309  Poa scabrella Carl C. Epling 1925-1 Epling s.n. Los Angeles Arroyo Seco near Pesoduia Neay. Comment
  RSA0119656  Poa secunda R. G. Swinney 2014-4-30 16300 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA187840  Poa secunda R. F. Thorne 1966-4-28 36204 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  POM8867  Polycarpon depressum L. R. Abrams 1901-4-1 1212 Los Angeles Ballona Harbor. Comment
  JEPS51380  Polycarpon depressum Frank W. Peirson 1918-6-4 46 Los Angeles foothills e Rubio Canyon; e of Rubio Canyon 609 Comment
  UCR222773  Polycarpon tetraphyllum R. G. Swinney 2009-5-8 10699 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA477721  Polycarpon tetraphyllum Tom Burch 1940-04 s.n. Los Angeles Redondo Beach. South end of Town. 0 Comment
  SEINET5845276  Polygala cornuta J. H. Barber 1898-7-3 s.n. Los Angeles Santa Monica Canyon Comment
  RSA735919  Polygala cornuta var. fishiae Justin M. Wood 2008-5-31 13 Los Angeles Santa Monica Mountains National Recreation Area, Topanga Canyon, Hondo Creek Trail. Comment
  SBBG17745  Polygonum arenastrum P. H. Raven 1962-7-11 17996 Los Angeles just S of old airstrip Comment
  RSA760569  Polygonum aviculare R. G. Swinney 2009-3-10 10076 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA464420  Polygonum aviculare subsp. aviculare H. L. Bauer 1929-1 s.n. Los Angeles Long Beach. Comment
  POM158009  Polypodium californicum M. B. Dunkle 1928-3-11 1727 Los Angeles Santa Catalina Island: near falls Grand canyon 183 Comment
  UCR208041  Polypodium californicum P. A. Munz 1923-4-9 6653 Los Angeles Channel Islands, San Clemente Island, east coast Comment
  UCSB62388  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  UCSB62465  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  UCSB62322  Polypodium californicum Kiefer, Lawrence 1966-6-5 Los Angeles San Gabriel Mtns., W of Mt. Baldy Village, Bar Canyon Trail 1402 Comment
  RSA651594  Polypogon monspeliensis A. E. Hersh 1950-7-10 s.n. Los Angeles Locale - UCLA Campus. 60 Comment
  RSA654299  Polypogon monspeliensis Monica Acosta 1998-5-22 16 Los Angeles The Center for Regenerative Stuedies, South of California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  SEINET10593589  Polypogon monspeliensis Camp 1912-6-11 CAMP s.n. Los Angeles Claremont Comment
  RSA603671  Polypogon viridis L. C. Wheeler 1934-5-1 2579 Los Angeles La Verne 305 Comment
  RSA693289  Polystichum imbricans subsp. imbricans L. E. Hoffman 1930-5-12 s.n. Los Angeles Millard's Canyon. Angeles National Forest. Comment
  CAS-BOT-BC102550  Populus fremontii Joseph Ewan 1937-8-23 11056 Los Angeles Tujunga Creek near mouth of the canyon. San Gabriel Mts. Tujunga Canyon Comment
  POM360755  Populus fremontii Robert Gustafson 1981-3-10 2107 Los Angeles Ballona Wetlands, Area 1. Comment
  UCR95401  Populus fremontii L. C. Wheeler 1966-11-19 9137 Los Angeles San Gabriel Mtns., Dagger Flat vicinity, Pacoima Canyon 747 Comment
  UCR193946  Populus nigra A. C. Sanders 2008-7-10 35745 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
  RSA713197  Porophyllum coloratum Gerrardo Gurrola 1997-5-22 s.n. Los Angeles Los Angeles: Alameda St. at 41st St. Comment
  RSA498680  Potentilla anserina Frances M. Morey 1922-5-15 s.n. Los Angeles West Adams Street. Comment
  CAS-BOT-BC143084  Potentilla anserina subsp. pacifica Ernest Braunton 1902-6-8 455 Los Angeles Ballona Comment
  RSA618666  Potentilla glandulosa subsp. ewanii Louis C. Wheeler 1966-8-21 8836 Los Angeles San Gabriel Mountains: Dorr Canyon, northwest slope Mount Burnham. Lodgepole Picnic Area, Angeles Crest Highway.. . Comment
  CATA1221  Poterium sanguisorba Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2286 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  POM2591  Prunus emarginata I. M. Johnston 1918-7-5 2079 Los Angeles San Antonio Mountains: head of San Antonio Canyon. 2348 Comment
  RSA600008  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1997-5-28 9849 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  CAS-BOT-BC154563  Prunus ilicifolia subsp. lyonii Reid Moran 1958-9-16 6844 Los Angeles 2 miles SE of Eel Point, San Clemente Island 150 Comment
  CAS-BOT-BC154569  Prunus ilicifolia subsp. lyonii Edgar A. Mearns 1894-6-25 4063 Los Angeles San Clemente Island Comment
  UC1215220  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-7-10 17972 Los Angeles sw from Thirst (upper reaches of Cave Canyon, San Clemente Island); San Clemente Island, Cave Canyon Comment
  RSA172270  Prunus virginiana var. demissa Robert F. Thorne 1963-7-11 32780 Los Angeles Foothill Woodland-Mixed Evergreen Forest near entrance to Upper Shake Campground, ca 3 miles W of Lake Hughes, Angeles National Forest. Comment
  SBBG3066  Prunus virginiana var. demissa H. and M. Dearing 1937-7-18 660 Los Angeles San Antonio Peak Comment
  CAS-BOT-BC356419  Pseudognaphalium beneolens John Thomas Howell 1930-5-18 5172 Los Angeles Pacoima Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC356413  Pseudognaphalium beneolens Joseph Andorfer Ewan 1934-8-11 8341 Los Angeles 1/2 mile above Buckhorn, San Gabriel Mts. 2042 Comment
  LA200199  Pseudognaphalium biolettii Barbara Crumly; 1953-3-21 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  LA32061  Pseudognaphalium biolettii Peter H. Raven; 1959-2-15 13786 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  SBBG95426  Pseudognaphalium biolettii M. B. Dunkle 1932-5-29 2973 Los Angeles White's Landing Comment
  SD107814  Pseudognaphalium biolettii Larry DeBuhr 1977-4-17 2583 Los Angeles Santa Catalina Island; ridge southeast of Shark Harbor. Comment
  RSA0035192  Pseudognaphalium californicum James S. Burns 1992-5-11 25 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  SD138518  Pseudognaphalium californicum Steven A. Junak 1985-5-16 SCI 95 Los Angeles San Clemente Island, southwest protion of island, in north fork of Cave Canyon 442 Comment
  SBBG14338  Pseudognaphalium luteoalbum E. R. Blakley 1962-10-5 5441 Los Angeles Cottonwood Cyn, 0.5 mi upstream from the ocean 30 Comment
  JEPS23593  Pseudognaphalium microcephalum Peter Kamb 1948-2-29 792 Los Angeles above Sunset Canyon (crest of the Verdugo Range); Verdugo Range 853 Comment
  SBBG32061  Pseudognaphalium stramineum R. N. Philbrick, R. F. Thorne 1967-5-20 B 67 -311 Los Angeles Descanso Cyn 91 Comment
  LA212348  Pseudotsuga macrocarpa Jack Pepper; 1950-11-4 s.n. Los Angeles Angeles Crest. 1523 Comment
  RSA594850  Psilocarphus brevissimus Steve Boyd, Lauren Raz 1996-10-8 8979 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  CHSC26128  Ptelea crenulata James Henrickson 1970-5-2 4660 Los Angeles At Rancho Santa Ana Botanical Garden, Clarmont. 381 Comment
  CHSC100171  Pterostegia drymarioides John Dittes 2006-5-30 1377 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  IRVC29578  Pterostegia drymarioides A. C. Sanders 2003-4-29 26184 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA590470  Pterostegia drymarioides Tim S. Ross 1993-4-21 6838 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak. 448 Comment
  SBBG133397  Pterostegia drymarioides S. McDonough, J. Lambert 2008-3-25 Bot 45 -05 Los Angeles E slope of Jack Nots Cyn 210 Comment
  UCR194740  Pterostegia drymarioides Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 745 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  RSA527657  Pterostegia drymarioides Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4376 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA527758  Pterostegia drymarioides Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4325 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA534004  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5123 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  SBBG120060  Pterostegia drymarioides A. C. Sanders, M. Elvin 2003-4-14 25976 Los Angeles Newhall Ranch, ca. 0.4 N of Hwy 126, W of Castaic Crk and N of its confluence with the Santa Clara River 305 Comment
  RSA650113  Purshia glandulosa Marion P. Harthill 1974-4-22 1667 Los Angeles Mojave Hwy. and N4. Comment
Read comments Jan 4 2012
  RSA571537  Purshia tridentata var. glandulosa Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8300 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  UC861224  Purshia tridentata var. glandulosa Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Swartout Valley; San Gabriel Mts. Comment
  SEINET10628879  Pyrus communis Heidi H. Schmidt 1999-10-14 Schmidt 3842 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UC848118  Quercus X macdonaldii Carl B. Wolf 1932-10-5 Los Angeles s side Black Jack Peak (below Worker's Dormitories); Santa Catalina Island 304 Comment
  UCD21512  Quercus X macdonaldii Janet Takahara 1992-5-16 s.n. Los Angeles Santa Catalina Island, near Avalon. Black Jack Campground, next to tool shed. Comment
  CAS-BOT-BC45675  Quercus agrifolia LeRoy Abrams 1901-4-4 1334 Los Angeles Chatsworth Park Comment
  RSA307816  Quercus agrifolia var. agrifolia Henry J. Ramsey 1938-2-13 2744 Los Angeles Eaton Canyon Park, Altadena. Comment
  LA200040  Quercus berberidifolia Norman A. Cole; 1972-3-30 406 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  UCD170537  Quercus berberidifolia D. O. Burge 2017-5-5 2268 Los Angeles Bard Lake area. 375 Comment
  UCSB72448  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 365 Comment
  UCSB58657  Quercus berberidifolia Muller, Cornelius 1937-8-27 Los Angeles Fillmore Valley and Ventura county line 182 Comment
  RSA526541  Quercus chrysolepis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4284 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SFV875  Quercus chrysolepis P. G. Kilburn 1958-9-19 873 Los Angeles Santa Susana Mountains Oat Mountain. Just south of main blacktop atop mountain. 915 Comment
  UC57497  Quercus chrysolepis J. H. Barber 1897-6-30 228 Los Angeles Pierson's Mine San Gabriel Mts., Aliso Canyon Comment
  UCD45456  Quercus chrysolepis F. W. Peirson 1918-5-19 16 Los Angeles Echo Mountain, 3400 ft. San Gabriel Range. 1036 Comment
  UCSB18134  Quercus douglasii A. Grant 1964-5-15 131 Los Angeles 200 YDS N OF MINT CANYON CAMPGROUND (OFF US HWY 6) 640 Comment
  RSA655779  Quercus durata var. gabrielensis LeRoy Gross, Laura Moore 2000-6-5 225 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UCD57991  Quercus durata var. gabrielensis Louis C. Wheeler 1974-3-6 s.n. Los Angeles San Gabriel Mountains: Gold Bar mill site. Lynx Gulch. Comment
  CAS-BOT-BC94181  Quercus engelmannii Robert F. Thorne 1967-5-18 36864 Los Angeles Santa Catalina Island; Middle Bulrush Canyon 243 Comment
  POM180213  Quercus engelmannii H. A. Miller 1931-11-1 335 Los Angeles Foothills 3 mi N Claremont (Johnson's Pasture). 671 Comment
  UCSB34842  Quercus engelmannii Gill, Robert 1959-3-3 Los Angeles Northeast side of Webb School, Claremont, San Gabriel Mts. 365 Comment
  SBBG44656  Quercus garryana var. breweri W. B. Holt 1941-10-19 6 -1941 Los Angeles not far from Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  UCR223037  Quercus john-tuckeri R. G. Swinney 2009-5-6 10673 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  CAS-BOT-BC105248  Quercus kelloggii Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts. Big Pines Camp Comment
  RSA0118864  Quercus lobata A. C. Sanders 2007-4-25 33569 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  UCR127398  Quercus lobata A. C. Sanders, Mark Elvin, , Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25564 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  UCSB1203  Quercus lobata McElwain, Isabelle 1953-5-5 Los Angeles Balboa Ave. just North of Ventura Blvd 1828 Comment
  POM243781  Quercus pacifica F. R. Fosberg 1931-5-6 S 4824 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  UC847936  Quercus pacifica Carl B. Wolf 1932-10-5 Los Angeles s side Black Jack Peak (below workers dormitories); Santa Catalina Island 304 Comment
  RSA488003  Quercus tomentella Mark Hoefs 1974-10-3 582 Los Angeles Santa Catalina Island, lower Cape Canyon just above buffalo corrals 305 Comment
  UCD47346  Quercus tomentella Larry DeBuhr; Gary Wallace 1972-9-2 700 Los Angeles San Clemente Island, Los Angeles Co; on rocky canyon walls in the second large canyon south of Lemon Tank. On Santa Cruz, Santa Rosa, Santa Catalina, San Clemente Island, and the Guadalupe Island. 365 Comment
  UCR263052  Quercus wislizeni Mitch Provance 2008-4-14 408- 02 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA477116  Quercus wislizeni var. frutescens L. E. Hoffman 1929-5-20 s.n. Los Angeles San Gabriel Mtns. San Gabriel Mountains, Big Santa Anita Cyn. Comment
  RSA573421  Quercus wislizeni var. frutescens Louis C. Wheeler 1932-4-16 628 Los Angeles W side Santa Anita Canyon. 762 Comment
  RSA604496  Quercus wislizeni var. frutescens Louis C. Wheeler 1932-9-12 1377 Los Angeles San Gabriel Mountains: San Antonio Canyon; west of Hog Back. 1311 Comment
  UCR19814  Ranunculus californicus I. M. Johnston 1917-2-10 69 Los Angeles San Gabriel Valley, hills south of Pomona 366 Comment
  UCR200121  Ranunculus hebecarpus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 779 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  SEINET12006550  Raphanus raphanistrum Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC74277  Raphanus sativus Raymond Lindholm 1961-2-3 s.n. Los Angeles Near Laverne. Comment
  RSA651171  Raphanus sativus W. A. Reinke 1971-3-30 s.n. Los Angeles North side of Orlando Way, and east of 229 E. Orlando Way, Covina. Comment
  SD252301  Raphanus sativus Steven A. Junak 1999-5-21 Sca 1000 Los Angeles Santa Catalina Island: Goat Harbor, above E end of beach. 6 Comment
  CDA12034  Rhamnus californica subsp. californica A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  RSA589237  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2909 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
  RSA652635  Rhamnus californica subsp. californica Marion P. Harthill 1974-5-23 1514 Los Angeles Crystal Lake Rd., Rt. 39. 1098 Comment
  UCR150376  Rhamnus californica subsp. californica D. E. Bramlet 1999-5-14 2762 Los Angeles Peninsular Ranges/Chino-Puente Hills region, Puente Hills: 457 m NW of the 57/60 freeway and 1 km east of old La Brea Canyon Rd., 310 m E from the end of Cottonwood Lane 201 Comment
  SBBG129219  Rhamnus crocea J. G. Jack 1907-7-12 Los Angeles Millard's Canon, Pasadena Comment
  RSA0039171  Rhamnus crocea D. L. Crawford 1909-4-27 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC56013  Rhamnus ilicifolia John Thomas Howell 1928-3-4 3376 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  RSA390832  Rhamnus ilicifolia Bonnie C. Templeton 1930-4-2 1434 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  UC1871179  Rhamnus ilicifolia T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3968 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
  UCR155620  Rhamnus ilicifolia A. C. Sanders, T. B. Salvato 2005-4-26 29701 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
  HSC79111  Rhamnus pirifolia James Henrickson 1974-2-24 13812 Los Angeles S of the Isthmus above Fisherman's Cove, along road near summit of ridge 122 Comment
  SBBG21949  Rhamnus pirifolia R. F. Thorne with P. C. Everett 1964-2-6 33291 Los Angeles above Fourth of July Cove 30 Comment
  UC1211008  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles s end Santa Catalina Island Santa Catalina Island 518 Comment
  POM243720  Rhamnus tomentella subsp. cuspidata Carl B. Wolf 1928-3-29 1578 Los Angeles 2 mi. from Sandbergs on the Ridge Route, on road to Elizabeth Lake. 1098 Comment
  RSA342506  Rhamnus tomentella subsp. cuspidata Robert F. Thorne, M. Z. Thorne 1969-7-10 38447 Los Angeles Slope from wet Seepage just E of Big Pines Ranger Station 2073 Comment
  RSA390154  Rhamnus tomentella subsp. cuspidata G. R. Johnstone, W. B. McDougal 1930-2-9 s.n. Los Angeles Near Buckhart [Burkhart?] Ranch, Little Rock. N. Foothills San Gabriel Mts. 1220 Comment
  CAS-BOT-BC170460  Rhus integrifolia Tim Ross; Laurel Arnseth 1990-4-7 4203 Los Angeles Upper reaches of China Cyn, S end of island, W side - San Clemente Island Comment
  CAS-BOT-BC170474  Rhus integrifolia Reid Moran 1941-2-18 582 Los Angeles Steep canyon side, Middle Ranch Canyon, San Clemente Island Comment
  UCR217438  Rhus integrifolia R. G. Swinney 2009-2-26 10038 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA708559  Rhus lancea Valerie Soza, LeRoy Gross 2001-5-9 1201 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  CAS-BOT-BC167952  Rhus ovata C. F. B. 1903-4-2 4147 Los Angeles Hills near Monrovia Comment
  RSA608526  Rhus ovata Willis H. Wheeler 1930-4-12 s.n. Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA609975  Rhus ovata L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, ca. 0.1 mile upstream from Alder Gulch. 1158 Comment
  UCD116942  Rhus ovata Kenneth A. Wilson 1961-3-11 995 Los Angeles San Francisquito Canyon Road and Clear Water Canyon. Comment
  CAS-BOT-BC92295  Ribes amarum Le Roy Abrams 1906-7-19 s.n. Los Angeles Wilsons Trail. 914 Comment
  RSA476411  Ribes amarum L. E. Hoffman 1933-3-23 17107 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  UCR210737  Ribes amarum R. G. Swinney 2009-1-19 10002 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
  UCR70824  Ribes amarum L. C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mtns, Arroyo Seco 457 Comment
  RSA0068457  Ribes aureum R. G. Swinney 2010-3-18 11984 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA0091714  Ribes aureum var. gracillimum R. G. Swinney 2011-4-9 14387 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  CAS-BOT-BC93106  Ribes californicum var. hesperium Fordyce Grinnell 1903-12-31 101 Los Angeles Mount Wilson Trail, Santa Anita Canon [Canyon]. 762 Comment
  POM11381  Ribes cereum var. cereum I. M. Johnston 1917-7-4 1419 Los Angeles near summit of Baldy 2896 Comment
  RSA0021481  Ribes cereum var. cereum Duncan S. Bell, Caitlin Elam 2013-7-11 5353 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  SFV1615  Ribes indecorum M. L. Vincent 1962-2-28 120 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles west of New Topanga Road. Meadow 0.25 miles south of road. 260 Comment
  JEPS43500  Ribes lasianthum Charles J. Lovell 1941-5-1 Los Angeles Shoemaker Creek San Gabriel Mountains 2011 Comment
  RSA650046  Ribes malvaceum Marion P. Harthill 1972-5-12 s.n. Los Angeles Cat Canyon Comment
  LA33980  Ribes malvaceum var. viridifolium Peter H. Raven; 1959-3-1 13823 Los Angeles 396 Comment
  CAS-BOT-BC219176  Ribes nevadense Jacqueline R. Bonquet 1960-8-18 s.n. Los Angeles Buck Horn Camp, Angeles National Forest, Gabriel Mountains 2133 Comment
  CAS-BOT-BC219295  Ribes nevadense Tim Ross 1990-8-17 3168 Los Angeles San Gabriel Mountains, S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine, Mount San Antonio 2121 Comment
  RSA618593  Ribes nevadense Louis C. Wheeler 1966-8-21 8837 Los Angeles San Gabriel Mountains: Dorr Canyon at Angeles Crest Highway. Vicinity of Lodgepole Picnic Ground. Comment
  RSA84973  Ribes roezlii F. W. Peirson 1919-6-14 690 Los Angeles near top of Big Rock Creek 1951 Comment
  CAS-BOT-BC186162  Ribes roezlii var. roezlii A. D. E. Elmer 1902-6-1 4249 Los Angeles Acton, Mt. Gleason Comment
  RSA476287  Ribes speciosum E. A. McGregor 1964-3-31 s.n. Los Angeles Ravine, east of Whittier College, Whittier. Comment
  SD187423  Ribes speciosum Valerie Soza, LeRoy Gross 2001-5-9 1207 Los Angeles Transverse Ranges; Verdugo Mountains region: Southern San Rafael Hills: south of western end of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134. 296 Comment
  RSA94631  Rigiopappus leptocladus F. W. Peirson 1922-6-3 3076 Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  RSA652727  Robinia pseudoacacia D. Bartholomew 1961-5-20 s.n. Los Angeles San Antonio Dam along the Mt. Baldy Rd. Comment
  UCR133726  Rorippa nasturtium-aquaticum F. R. Fosberg 1931-5-2 S- 4748 Los Angeles Channel Islands, Middle Ranch Canyon, below Middle Ranch [Thompson] Dam, Santa Catalina Island 183 Comment
  LA52070  Rosa californica W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR91247  Rosa woodsii R. G. Swinney 1993-6-4 2255 Los Angeles San Gabriel Mtns., 0.8 mi. east of Glendora Mt. Road at Big Dalton Canyon Road 378 Comment
  POM296507  Rubus ursinus Lyman D. Benson 1945-3-25 11612 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA578318  Rubus ursinus Tim S. Ross, Steve D. Boyd 1994-5-10 7712 Los Angeles Warm Springs Canyon: spring (un-named, but marked on topo map) along Warm Springs-Fish Canyon truck Trail (6N32); 2160 m NNW of Warm Springs Mtn. summit. 799 Comment
  RSA669693  Rubus ursinus LeRoy Gross 2002-4-28 534 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  UCR273368  Rubus ursinus R. G. Swinney 2011-3-18 14171 Los Angeles San Gabriel Mts., Glendora foothills, Mull Canyon below debris basin, along Mull Cyn. Road 329 Comment
  SBBG127976  Rumex conglomeratus M. L. Hoefs, S. A. Junak 1996-7-9 2718 Los Angeles Middle Ranch Reservoir, Middle Cyn 201 Comment
  SEINET11264931  Rumex crispus Jennifer H. Jones 2006-6-4 375 Los Angeles Transverse Ranges. Foothills of San Gabriel Mtns. SW of Claremont Wilderness Park near the W end of Pomello Drive. (Mt. Baldy 7.5' Q.).; 0 476 Comment
  CAS-BOT-BC454103  Ruppia cirrhosa S. B. Parish; W. F. Parish 1882-10-1 1606 Los Angeles Centinella [Centinela] Rancho Comment
  RSA127702  Ruppia maritima Peter H. Raven, Henry J. Thompson 1959-9-6 14360 Los Angeles At mouth of Malibu Creek. 2 Comment
  RSA191570  Salazaria mexicana Robert F. Thorne 1966-4-23 36147 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  HSC65731  Salicornia depressa R. F. Thorne 1974-9-13 45091 Los Angeles Santa Catalina Island, just above high tide line along E side of inner Catalina Harbor. 2 Comment
  UCD170906  Salix babylonica A. C. Sanders; Dan S. Cooper 2010-8-5 38580 Los Angeles South Coast, Madrona Marsh Preserve, Torrance. 24 Comment
  CAS-BOT-BC103146  Salix bonplandiana Geo. B. Grant Apr. 4 3723 Los Angeles Los Angeles River Comment
  CAS-BOT-BC103157  Salix bonplandiana Peter H. Raven 1959-3-8 13831 Los Angeles Topanga Canyon 1.1 miles north of Coast Highway 30 Comment
  CAS-BOT-BC103168  Salix bonplandiana Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic 315 Comment
  UC482204  Salix laevigata Mrs. H. P. Bracelin and F. R. Fosberg 1931-10-11 568 Los Angeles 2.5 km. w Ocean Beach; Santa Monica Mts., Lower Topanga Canyon 15 Comment
  POM2047  Salix lasiolepis Philip A. Munz 1918-4-5 2024 Los Angeles South Hills, Pomona. Comment
  POM296833B  Salix lasiolepis Lyman D. Benson 1951-6-21 14787 Los Angeles The Wash, Pomona College, Claremont. Pacific slope drainage area. 366 Comment
  RSA550401  Salix lasiolepis Tim S. Ross, Peter Fritsch 1990-6-20 s.n. Los Angeles San Gabriel Mountains: Burro Canyon near the confluence of the E and W forks of the San Gabriel River; elevation ranging from stream bottom to slopes. 445 Comment
  SJSU241  Salix lasiolepis C. W. Sharsmith 1932-1-17 9 Los Angeles Lower San Gabriel Canyon c. 9.5 km above Azusa 298 Comment
  UC506442  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-4-30 7695 Los Angeles along stream from Baldwin Hills Culver City (near Higuera Rd.) Comment
  UC506459  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7640 Los Angeles near Radford Dr. Bridge Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  RSA92640A  Salix lasiolepis F. W. Peirson 1919-3-30 720 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  POM262963  Salix scouleriana J. C. Roos 1937-7-16 620 Los Angeles Near Mt. San Antonio, San Gabriel Mountains. 2287 Comment
  LA201041  Salpichroa origanifolia George T. Hastings; 1950-7-23 sn Los Angeles Comment
  UCR101265  Salsola L. C. Wheeler 1973-6-8 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles: [Long Beach/Carson] SE of Alameda Street and San Diego (405) Fwy, between Sepulveda Blvd. & 233rd Street [Los Angeles Harbor Department, Classification Yard, east of Dominguez Flood Control channel] 8 Comment
  UCR274345  Salsola Steven A. Junak 1999-9-9 SCa- 1077 Los Angeles California Islands, Santa Catalina Island. Top of Black Jack Peak, at microwave installation 610 Comment
  RSA601655  Salsola gobicola L. C. Wheeler 1946-8-28 6279 Los Angeles Mescal Creek, just about (south of) Appletree Flat 1883 Comment
  RSA607576  Salsola tragus 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
  RSA599596  Saltugilia australis Steve Boyd, Lauren Raz 1997-3-31 9402 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA729654  Saltugilia grinnellii subsp. grinnellii R. G. Swinney 1998-7-6 6286 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
  POM50158  Saltugilia splendens subsp. grantii L. R. Abrams 1901-07 1877 Los Angeles San Gabriel Mountains: West Fork of San Gabriel River. Comment
  UCR271971  Saltugilia splendens subsp. grantii R. G. Swinney 2011-5-31 14908 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
  UC52818  Saltugilia splendens subsp. grantii G. B. Grant 4469 Los Angeles San Gabriel Mts. 1066 Comment
  RSA660106  Salvia apiana Orlando Mistretta 1992-6-12 567 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCLA69772  Salvia apiana W. R. Ernst Apr 1947 Los Angeles San Gabriel Canyon Comment
  UCR133605  Salvia apiana Sherwin Carlquist 1983-7-20 15803 Los Angeles Canyon between chapel and gynasium, Webb School, Claremont 427 Comment
  RSA442850  Salvia apiana William Emboden 1969-5-28 40 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SBBG55043  Salvia apiana A. Heise 1950-5-8 49 Los Angeles 0.5 mi E of Claremont (Sixth and Colorado) 335 Comment
  PASA472  Salvia carnosa subsp. pilosa Frank W. Peirson 1929-6-15 Los Angeles Rock Creek, San Gabriel Mts. 1295 Comment
  LA200612  Salvia columbariae Norman A. Cole; May 1964 408 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  SFV22131  Salvia columbariae V. Soza, S. Caplow 2003-4-11 1625 Los Angeles Verdugo Mountains Head of Brand Canyon in vicinity of Brand Park, south of junction of Brand Park Mountainway and Verdugo Mountainway, alongside Brand Park Mountainway. 762 Comment
  SFV3210  Salvia columbariae K. A. Wilson 1961-2-8 840 Los Angeles San Gabriel Mountains Route 6, about 7 miles north of Forest Park. 745 Comment
  UCR216883  Salvia columbariae R. G. Swinney 2009-3-11 10087 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  POM3990  Salvia columbariae Dian Haynes 1890-05 s.n. Los Angeles Arroyo Seco. Comment
  SFV21880  Salvia dorrii L. L. Zung 2011-5-17 9 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  UCR141464  Salvia dorrii June Latting 1973-4-29 s.n. Los Angeles Mojave Desert/Northern San Gabriel Mtns. Foothills, Crystalaire, Antelope Valley 1098 Comment
  UCSB9701  Salvia dorrii var. dorrii Van Leeuwen, Henry 1957-4-14 Los Angeles 3 miles south of Palmdale Comment
  RSA0091361  Salvia dorrii var. pilosa R. G. Swinney 2011-4-1 14315 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SBBG127009  Salvia dorrii var. pilosa A. Parikh, N. Gale 2011-6-7 3424 Los Angeles Portal Ridge, 2 km W of Godde Hill Rd, 0.4 km S of California Aqueduct 1011 Comment
  POM4083  Salvia leucophylla D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA573480  Salvia leucophylla Tim S. Ross 1992-6-15 6571 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 256 Comment
  SFV4259A  Salvia leucophylla W. A. Emboden, Jr. 1962-5-6 2058 Los Angeles Santa Monica Mountains Mulholland Drive, 1 mile west of Roscomare Drive [Road]. 365 Comment
  LA12218  Salvia mellifera Barry A. Prigge; 1985-6-14 6404 Los Angeles Santa Monica Mountains, Cold Creek Canyon: along trail from upper gate of Cold Creek Preserve to Murphy Ranch site 658 Comment
  RSA651803  Salvia mellifera Bill Amling 1948-5-12 3 Los Angeles La Habra Hills, off Hacienda Avenue, 4 miles south of Puente. 183 Comment
  UC519725  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7452 Los Angeles Verdugo Canyon Storm Channel Comment
  UCR157918  Salvia mellifera Robert J. Steers 2005-5-8 19 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  UCR212833  Salvia mellifera Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1831 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA682453  Sambucus mexicana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1036 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  HSC3985  Sambucus nigra subsp. caerulea C. E. Fellows 1965-4-13 40 Los Angeles 1.1 mi. SW of Old Topanga Canyon Rd. on Mulholland Hwy., Santa Monica Mtns. Comment
  HSC3989  Sambucus nigra subsp. caerulea C. E. Fellows 1965-9-3 126 Los Angeles San Monica Mtns., 1/10 mi. W of intersection of Las Virgenes Rd. on Mulholland Rd., N side of road. Comment
  OBI4455  Sambucus nigra subsp. caerulea Robert J. Rodin 1953-5-2 5812 Los Angeles Catalina Island. Near White's cove Comment
  LA91459  Sambucus nigra subsp. canadensis Bruce Douglas Clayton; Greg Clayton 1972-4-4 59 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus 554 Comment
  RSA583135  Sanguisorba minor Tim S. Ross 1993-4-22 6923 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; overlooking Thompson Reservoir, along old dirt road (no longer maintained) that ascends the ridge SW of Thompson Dam and drops to Bullrush Canyon. 213 Comment
  SD31171  Sanicula arguta Edith A. Purer 1931-3-12 Los Angeles Palos Verdes Hills Comment
  RSA470986  Sanicula arguta Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  LA329800  Sanicula crassicaulis Louis Wheeler; 1932-4-2 554 Los Angeles Santa Monica Mountains, Mandeville Canyon, head of canyon 487 Comment
  RSA471464  Sanicula crassicaulis M. B. Dunkle 1929-4-20 2136 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UC875476  Sanicula crassicaulis F. R. Fosberg 1931-4-1 S 4436 Los Angeles Santa Catalina Island, Hamilton Canyon Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 50 Comment
  CAS-BOT-BC539831  Sanicula crassicaulis Carl Epling 1931-5-2 s.n. Los Angeles Santa Monica Mountains: Los Alisos Canyon Comment
  RSA598891  Sanicula tuberosa Steve Boyd, Timothy S. Ross 1997-3-21 9207 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR242052  Sanicula tuberosa Dan S. Cooper 2012-3-13 312- 13 Los Angeles Western Transverse Range; Santa Monica Mountains, east of Kanan Road (Co Hwy N9), 4 km south of Hwy 101 and 1.3 km north of Triunfo Canyon Road 347 Comment
  UCR229507  Sapium sebiferum Kai T. Palenscar, Dwight Williams 2011-8-24 s.n. Los Angeles South Coast; Los Angeles Basin, Whittier, San Gabriel River c. 300 m west of 605 Fwy overpass, NE of 60 Fwy, south side of river course 71 Comment
  RSA0105021  Sarcodes sanguinea R. G. Swinney 2011-6-22 15273 Los Angeles San Gabriel Mountains: Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy. 1598 Comment
  UCR192851  Sarcodes sanguinea R. G. Swinney 1998-7-14 6446 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  UC447160  Satureja douglasii J. Ewan 1929-6-22 1258 Los Angeles Rogers Canyon Santa Monica Mts. (near stream) Comment
  UC858699  Saxifraga californica I. W. Clokey, E. G. Anderson 1931-3-11 5347 Los Angeles San Gabriel Canyon, above junction San Gabriel Canyon Comment
  RSA585696  Schedonorus arundinaceus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3004 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  RSA0070327  Schinus molle R. G. Swinney 2010-5-7 12598 Los Angeles San Gabriel Mountains: Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of BP and L Rd and Jimenez St./Dominica Ave. 378 Comment
  RSA610961  Schinus molle L. C. Wheeler 1932-9-8 1357 Los Angeles [County line: Los Angeles/ San Bernardino] San Antonio wash at Foothill Blvd. Comment
  SBBG98612  Schinus molle T. Ross 1991-4-21 4548 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills (Puente Hills) 320 Comment
  SD252265  Schinus molle Steven A. Junak 2000-3-31 Sca 1150 Los Angeles Santa Catalina Island: just inland from White's Landing, ca. 0.25 mile inland from beach, at end of road in side canyon. 57 Comment
  RSA587395  Schismus barbatus Orlando Mistretta 1992-5-8 272 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  RSA632019  Schismus barbatus L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains: Little Tujunga Canyon. 426 Comment
  RSA653694  Schismus barbatus Valerie L. Soza, Laura Moore 2000-5-10 862 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 579 Comment
  UCD93250  Schismus barbatus A. A. Beetle 1946-4-18 4740 Los Angeles Sleepy Valley. Comment
  SEINET3162482  Schizanthus pinnatus G. B. Grant 1179 Los Angeles Pasadena. S California Comment
  CAS-BOT-BC111518  Schoenoplectus americanus George B. Grant 1902-4-1 1943 Los Angeles Los Angeles Comment
  RSA729228  Scirpus microcarpus R. G. Swinney 1998-7-10 6412 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with riparian forest of Alnus rhombifolia, surrounded by montane coniferous forest and chaparral. 1585 Comment
  SBBG27156  Scrophularia californica I. W. Clokey, B. Templeton -Jul-1929 4573 Los Angeles Mandeville Cyn 300 Comment
  SDSU11022  Scrophularia californica A. H. Gallup 1948-6-30 153 Los Angeles Webb Canyon - 2 miles from Webb School. 396 Comment
  RSA708822  Scrophularia californica subsp. californica Valerie L. Soza, Leland Lubinsky 2001-5-16 1227 Los Angeles Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 427 Comment
  RSA425195  Scrophularia californica subsp. floribunda Unspecified 1910-05 s.n. Los Angeles Laurel Canyon. Comment
  OBI37454  Scrophularia villosa O. F. Clarke 1968-2-25 s.n. Los Angeles Santa Catalina Island. Within 1/2 mi of the USC Marine Sci Station at the isthmus on the N end of the island Comment
  LA81991  Scutellaria tuberosa O. H. Kappler; 1944-5-7 605 Los Angeles Santa Monica Mountains, Monte Nido 213 Comment
  UCR281356  Scutellaria tuberosa R. G. Swinney 2014-5-21 16629 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  SD38741  Scutellaria tuberosa F. McCulloch 1931-3-15 2069 A Los Angeles Santa Susanna Pass [county a guess; possibly SLO county] Comment
Read comments Jul 11 2010
  UC2029989  Secale cereale G. D. Wallace 1979-4-19 1696 Los Angeles Transverse Ranges; Liebre Mountains region: Near Fairmont. Comment
  UCR177717  Selaginella asprella L. C. Wheeler 1932-12-17 1453 Los Angeles Transverse Ranges; San Gabriel Mountains, The Hog Back, San Antonio Canyon 1159 Comment
  LA93996  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-6 1651 Los Angeles SANTA MONICA MOUNTAINS, San Nicholas Canyon, ca 0.75 mi from mouth of canyon. 182 Comment
  RSA221573  Selaginella bigelovii Arthur C. Gibson, Linda Gibson 1971-3-27 1745 Los Angeles Evey Canyon, Angeles National Forest, NE of Claremont. Comment
  RSA601571  Selaginella bigelovii Louis Cutter Wheeler 1967-6-15 9823 Los Angeles San Gabriel Mountains: South side Fremont Pass. Land Grant 564 Comment
  SBBG13275  Selaginella bigelovii M. A. Piehl 1962-6-9 62330 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SBBG96998  Selaginella bigelovii S. Boyd with T. Ross, L. Arnseth 1990-8-8 4400 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCD135971  Selaginella bigelovii Tom Gordon; M. Grayum, D. Perry, K. A. Wilson 1974-3-8 70 Los Angeles Placerita Canyon. Comment
  UC1587671  Senecio Tim Ross 1991-8-14 5795 Los Angeles 3200 ft nw Alder Saddle (Pacifico Mtn Rd); San Gabriel Mts., Chilao Flat USGS 7.5' 1767 Comment
  CAS-BOT-BC363455  Senecio californicus C. F. Baker 1909-3-20 5251 Los Angeles Claremont Comment
  LA32049  Senecio flaccidus var. douglasii Peter H. Raven; 1959-5-1 14051 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA616072  Senecio flaccidus var. douglasii Scott D. White, Brian Leatherman 1997-1-14 6042 Los Angeles Santa Clara river watershed: Upper Oak Springs Canyon, above existing gravel quarry. 579 Comment
  UC149183  Senecio flaccidus var. douglasii LeRoy Abrams 1902-7-3 2646 Los Angeles Little Santa Anita canyon Little Santa Anita Comment
  UC166894  Senecio flaccidus var. douglasii unknown 1906-9-14 Los Angeles Pasadena Comment
  UCR133739  Senecio lyonii F. R. Fosberg 1931-3-27 S- 4416 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  RSA339634  Senecio vulgaris R. F. Thorne, M. Z. Thorne 1980-3-23 54011 Los Angeles Foothills of San Gabriel Mountains: Johnson's Pasture above Claremont. 610 Comment
  RSA4780  Senecio vulgaris James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. 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
  SEINET10892463  Sequoia sempervirens Amelia F. Eby Eby s.n. 1902 Los Angeles Comment
  RSA594796  Sesuvium verrucosum Steve Boyd, Lauren Raz 1996-10-29 9098 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 999 Comment
  RSA611523  Setaria parviflora L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: Mouth of Roberts Canyon, San Gabriel Canyon, on west side of Roberts Canyon. 251 Comment
  CAS-BOT-BC243623  Setaria pumila Peter H. Raven 1956-6-17 9407 Los Angeles Westwood, Los Angeles Comment
  UCR162505  Setaria viridis Anuja Parikh, Nathan Gale 2004-6-2 2025 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  LA82217  Sidalcea malviflora O. H. Kappler; 1941-5-22 275 Los Angeles Santa Monica Mountains, Upper Dume Canyon [Zuma Cyn, E-fork], Backus Ranch 487 Comment
  RSA612283  Silene antirrhina L. C. Wheeler 1934-4-24 2546 Los Angeles Liveoak Canyon Dam 457 Comment
  SD43595  Silene californica Darley F. Howe 1948-5-4 Los Angeles Bouquet Canyon. 609 Comment
  CAS-BOT-BC384569  Silene coniflora Peter H. Raven; Henry J. Thompson 1960-5-16 15385 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Ridge east of Temescal Canyon 243 Comment
  RSA655935  Silene gallica James Henrickson 2000-4-15 20680 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  SBBG37763  Silene gallica R. Moran 1941-3-16 705 Los Angeles Middle ranch, houses 200 Comment
Read comments Mar 26 2009
  SD264801  Silene gallica Steven A. Junak, Ralph N. Philbrick 2001-5-18 Sca 1542 Los Angeles UTM in supplement. Santa Catalina Island. Cottonwood Canyon, along N side of Cottonwood-Blackjack Road, ca 1.65 miles WSW of Blackjack Peak. 305 Comment
  CAS-BOT-BC174898  Silene laciniata Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  SEINET11944389  Silene laciniata C. Wyman, Bright, J. F. 1931-1 172 Los Angeles San Fernando Valley Comment
  POM9220  Silene laciniata subsp. major P. A. Munz, R. D. Harwood 1920-5-17 3981 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  UCR178371  Silene laciniata subsp. major LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1047 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, Brand Canyon, above the large waterfall, where the canyon forks 519 Comment
  RSA477914  Silene laciniata subsp. major Gus Gluechert 1937-5-3 s.n. Los Angeles Hills above Culver City. Comment
  CAS-BOT-BC389570  Silene parishii I. M. Johnston 1916-9-1 s.n. Los Angeles Devils Backbone - Baldy Ridge, Mt. San Antonio 2743 Comment
  RSA652709  Silybum marianum Phillip Robinson 1991-5-9 349 Los Angeles Sycamore Canyon, 0.25 miles south of intersection of Beverly Blvd. & Workman Mill. 0.5 ml [miles] east of Workman Mill on trail into canyon. [ City of Industry, SW of Rio Hondo College, E of 605 Fwy] Comment
  RSA719135  Silybum marianum Naomi Fraga 2001-5-11 38 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  UC520010  Silybum marianum Joseph Andorfer Ewan 1932-4-30 7440 Los Angeles Culver City Comment
  SFV21424  Sisymbrium altissimum L. Gross, T. Anderson 2004-5-3 1218 Los Angeles San Gabriel Mountains Road started west of Mount Lukens, down (southeast) to a little west of Earl Canyon Road (USFS Roads 2N76.1 & 2N76.2) 1333 Comment
  UCSB27921  Sisymbrium altissimum Kunze, G. 1971-4-17 Los Angeles 160th Street, 6.3 miles south of Lancaster Road, Antelope Valley 914 Comment
  RSA596883  Sisymbrium irio Timothy S. Ross, J. Mark Porter 1995-5-4 8467 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA428429  Sisymbrium irio Ida Lou Sayler 1942-4-19 s.n. Los Angeles Vacant lot, San Marino Comment
  UCR282148  Sisymbrium officinale R. G. Swinney 2014-5-15 16526 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA675001  Sisymbrium orientale LeRoy Gross 2003-2-22 731 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR179619  Sisymbrium orientale R. G. Swinney 1991-1 1596 Los Angeles San Gabriel Valley, Glendora, South Hills, South Hills Motorway south of Bonnie Cove Ave. 335 Comment
  UCR256132  Sisymbrium orientale R. G. Swinney 2010-4-20 12301 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
  SFV12451  Sisymbrium orientale M. H. Grayum, D. L. Koutnik 1978-1-28 954 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  SEINET13203222 Image available Sisyrinchium bellum R. G. Swinney 2011-1 14143 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  UCR259590  Sisyrinchium bellum R. G. Swinney 2010-9-7 13731 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA0028811  Sisyrinchium bellum N. C. Cooper 1945-5-1 2234 Los Angeles Tapia Park region 762 Comment
  SEINET8887815  Sisyrinchium bellum G. B. Grant, W. Wheeler 1904-5-7 s.n. Los Angeles Collected at Glendora Comment
  UCSB16306  Sisyrinchium bellum Ensign, Judy 1963-4-7 Los Angeles 100 yards N of Matoma Drive; in Woodland Hills Comment
  RSA0063213  Sitanion hystrix Marion P. Harthill 1974-4-26 1686 Los Angeles Mojave & Hwy N4. 1310 Comment
  RSA735381  Solanum americanum Steve D. Boyd, Mark A. Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11702 Los Angeles southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains. 1024 Comment
  POM296787  Solanum douglasii Lyman D. Benson 1947-1-13 12275 Los Angeles Little Dalton Canyon, Glendora 427 Comment
  RSA646128  Solanum douglasii Orlando Mistretta 1992-9-16 808 Los Angeles San Gabriel Mountains: Oak Springs, Tujunga Ranger District. Comment
  SD90473  Solanum douglasii Robert F. Thorne 1973-4-11 42847 Los Angeles San Clemente Island: middle portion of Norton Canyon, canyon bottom 274 Comment
  UC884851  Solanum douglasii Ezra C. Knopf 1922-1-24 278 Los Angeles Santa Catalina Island, Avalon Canyon Avalon Canyon; Santa Catalina Island, Avalon Canyon Comment
  UCR259123  Solanum douglasii R. G. Swinney 2010-5-4 12520 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA670953  Solanum nigrum Joseph M. Keefe 2001-1-24 31036 Los Angeles East side of Arroyo Seco, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR129399  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2002-6-20 25217 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  CAS-BOT-BC156507  Solanum umbelliferum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards [Canon] Canyon, San Gabriel Mountains Comment
  RSA660504  Solanum umbelliferum Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 9 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA729447  Solanum umbelliferum R. G. Swinney 1998-7-8 6316 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  SEINET8043942 Image available Solanum umbelliferum R. G. Swinney 2010-1 12440 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream) below Natl. Forest boundary. 488 Comment
  RSA233726  Solanum umbelliferum Robert F. Thorne, C. W. Tilforth 1971-6-17 39977 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR4099  Solanum xanti Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon about 4 mi up from Ventura Blvd. [near Glenview] Right side and down hill, 25 yards from the road at the county road marker A832W1 396 Comment
  UCR42535  Solanum xanti L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  RSA656926  Solanum xanti var. intermedium Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 765 Los Angeles Verdugo Mountains: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  SEINET3162630  Solanum xanti var. intermedium L. Abrams 1902-6-17 2556 Los Angeles Sepulveda Canon, Santa Monica Mts. Comment
  UCR98745  Solanum xanti var. montanum T. S. Ross, Steve Boyd 1990-6-18 3499 Los Angeles San Gabriel Mtns., Ball Flat, 1500 m due north of Jackson Lake, between the Boulder Canyon & Mescal Creek drainages. 1768 Comment
  POM308916  Solidago californica Anonymous 720 Los Angeles West branch of San Dimas Canyon, road from Tanbark to Ranger Station, 1000 feet from junction with Dalton Road. 793 Comment
  UCR124554  Solidago californica B. C. Templeton 1932-8-26 5095 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  IRVC29587  Soliva sessilis A. C. Sanders 2003-4-30 26189 Los Angeles Castaic Valley, along entrance road to Castaic Lake Recreation Area, off Lake Hughes Rd. Western San Gabriel Mtns. 351 Comment
  RSA474079  Sonchus asper Howard Mullins 1931-3-6 s.n. Los Angeles City lot Comment
  RSA187930B  Sonchus oleraceus R. F. Thorne 1966-4-7 35960 Los Angeles Cherry Valley, Santa Catalina Island. 61 Comment
  UCR213420  Sonchus oleraceus A. C. Sanders, Dan S. Cooper 2010-3-12 37323 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA526159  Sonchus oleraceus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-6 4153 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  UCD169675  Sorghum halepense Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  LA76612  Spartium junceum Monte Lloyd; 1950-7-23 500723p 1641 Los Angeles Santa Monica Mountains, Topanga Canyon, Topanga Canyon Rd 152 Comment
  SDSU4533  Spergularia macrotheca var. macrotheca R. M. Beauchamp 1967-1-27 123 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC235429  Sporobolus airoides A. D. E. Elmer 1902-6-1 3623 Los Angeles Lancaster Comment
  RSA160550  Stachys albens J. D. Olmsted 1959-6-26 696 Los Angeles Springy ground at mouth of Vincent Gulch along Prairie Fk. of E. Fk. of San Gabriel R. 1524 Comment
  UC1595425  Stachys albens Tim Ross 1992-7-10 6661 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  RSA0051602  Stachys albens Harold L. Pirie 1963-7-27 s.n. Los Angeles Cold Creek of Stunt Rd. in the Santa Monica Mts. 563 Comment
  LA200681  Stachys bullata Norman A. Cole; May 1964 424 Los Angeles 85 Comment
  RSA446631  Stachys bullata R. Kirkland 1928-3-28 s.n. Los Angeles Palos Verdes Hills. Comment
  UC66738  Stachys bullata N. K. Berg 1904-3-26 Los Angeles Griffith Park Los Angeles, Los Angeles River Comment
  UCR219825  Stanleya pinnata R. G. Swinney 2009-4-24 10433 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA0105214  Stellaria media R. G. Swinney 2011-10-27 15932 Los Angeles San Gabriel Mountains: 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway. 634 Comment
  RSA670202  Stellaria media Joseph M. Keefe 2001-3-16 31138 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  CAS-BOT-BC393693  Stellaria media Martin A. Piehl 1963-12-8 631085 Los Angeles San Clemente Island; California Channel Islands 9 Comment
  CAS-BOT-BC375140  Stephanomeria cichoriacea Prof. W. R. Dudley 1907-12-5 s.n. Los Angeles Spanish Canon [Canyon], near Monrovia Comment
  LA32089  Stephanomeria cichoriacea Peter H. Raven; Henry J. Thompson 1959-9-27 14502 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  RSA302013  Stephanomeria cichoriacea J. R. Shevock 1972-9-16 2269 Los Angeles Along Malibu Creek, Malibu Canyon. 305 Comment
  JEPS30451  Stephanomeria diegensis Donald W. Kyhos 1958-12-4 58 -234 Los Angeles Puente Hills Whittier Comment
  UC1394143  Stephanomeria diegensis L. D. Gottlieb 1969-9-25 6946 Los Angeles 1.5 mi n Route N1 (on Route 1, Malibu Beach); Malibu Beach Comment
  LA32085  Stephanomeria exigua subsp. coronaria Peter H. Raven; Henry J. Thompson 1959-9-27 14515 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  SD39623  Stephanomeria exigua subsp. coronaria Edith A. Purer 1933-10-7 5591 Los Angeles El Segundo Comment
  UC729493  Stephanomeria pauciflora Carl B. Wolf 1932-8-11 4010 Los Angeles 1/8 mi below Big Rock Ranger Station (desert slope of San Gabriel Mts.); San Gabriel Mts., Big Rock Creek 1066 Comment
  UCR132355  Stephanomeria virgata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  LA211883  Stephanomeria virgata subsp. virgata Orlando Mistretta; 1990-7-2 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Bear Flat. 1746.0 Comment
  CATA710  Stipa lepida Mark L. Hoefs 1991-5-3 1209 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  UCR143123  Stipa lepida F. R. Fosberg 1931-3-19 S- 4304 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon 10 Comment
  UCR201694  Stipa speciosa LeRoy Gross 2005-5-3 2221 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR281370  Stipa speciosa R. G. Swinney 2014-4-23 16162 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  CHSC26094  Streptanthella longirostris James Henrickson 1971-4-25 5528 Los Angeles 17 miles East of Palmdale in Mojave Desert just south of Lovejoy Buttes. 883 Comment
  VVC2921  Stutzia covillei Tim Thomas 2014-5-4 6296 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  RSA592833  Stylocline gnaphaloides L. C. Wheeler 1967-4-30 9214 1/2 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA777617  Stylocline gnaphaloides Orlando Mistretta, Christine Mistretta 2010-5-19 5143 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR270890  Stylocline gnaphaloides R. G. Swinney 2011-5-26 14881 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR282030  Stylocline gnaphaloides R. G. Swinney 2014-5-7 16424 Los Angeles San Gabriel Mountains, near town of Rav