Search Results — 2000 specimen records retrieved (1579 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460914  Abronia maritima F. R. Fosberg 1930-6-23 S 2974 Los Angeles Del Rey. 2 Comment
  SBBG38782  Abronia maritima R. Moran 1941-3-4 675 Los Angeles Little Harbor 5 Comment
  UCR229517  Abronia maritima Jeremiah George 2011-9-15 s.n. Los Angeles South Coast, El Segundo 4 Comment
Read comments
Mar 7 2012
  RSA730259  Abronia pogonantha R. G. Swinney 1999-6-18 7282 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  RSA69964  Abronia umbellata F. W. Peirson 1843 Los Angeles Long Beach Comment
  UC851646  Abronia villosa I. Johnston 1917-6-10 1316 Los Angeles Playa del Rey Comment
  CATA3347  Acacia decurrens Julia Parish 2017-2-23 013 Los Angeles Santa Catalina Island: South edge of main buildings at Airport, planted 0 Comment
  RSA414917  Acacia melanoxylon C. B. Liter 1928-04 s.n Los Angeles Santa Catalina Island Comment
  UCR49366  Acacia saligna A. C. Sanders 1987-9-18 7381 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  UCR177572  Acamptopappus sphaerocephalus var. hirtellus LeRoy Gross 2005-5-3 2219 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
  RSA0060471  Acer macrophyllum R. G. Swinney 2010-8-16 13535 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCSB12494  Acer macrophyllum Haines, A. 1962-3-24 Los Angeles Topanga Canyon; Santa Monica Mountains 152 Comment
  CATA22  Achillea millefolium USC Wrigley Interns: Daniel Kasang, Alexandria Cheung, Miller Zou, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-1 7 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  RSA0112562  Achillea millefolium R. G. Swinney 2011-6-15 15194 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  UCD50274  Achnatherum coronatum Joseph Andorfer Ewan 1932-7-4 7591 Los Angeles Upper Millards Canyon. San Gabriel Mts. Los Angeles County. Upper Sonoran Zone. 1188 Comment
  UCD50438  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster, California. Los Angeles County. Comment
  RSA0044610  Achyrachaena mollis A. C. Sanders 2007-4-19 33421 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  UCR180341  Achyrachaena mollis Scott D. White, Pam Devries 2006-5-10 11427 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
  CATA54  Acmispon argophyllus var. argenteus USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 33 Los Angeles Santa Catalina Island: Deer Valley Trail 32 Comment
  SD90500  Acmispon argophyllus var. argenteus Robert F. Thorne 1973-4-11 42875 Los Angeles San Clemente Island, NW part of island, dunes near Flasher 3 Comment
  UC1929895  Acmispon grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles SANTA CLARITA AREA: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. Newhall 7.5' Quad. Comment
  LA52421  Acmispon maritimus var. maritimus Martha Hilend Kinsey; 1935-3-13 sn Los Angeles Santa Monica Mountains, Bel-Air Estates Comment
  CATA1837  Acmispon micranthus Denise Kraus 2000-4-27 16 Los Angeles Santa Catalina Island: (Goat Harbor burn area) On eastern side of large, obvious rocky outcrop which is on western fuel break road. At GHB Transect 15 381 Comment
  UCR282618  Acmispon micranthus Dan S. Cooper 2017-4-13 417- 23 Los Angeles Cornell Corners, ridge east of Kanan Rd. & Cornell Rd. 283 Comment
  RSA795197  Acmispon nevadensis var. davidsonii Jane Tirrell 2012-8-3 LS 0141 Los Angeles South side Pacific Crest Trail approx. 300 m. west of Mt. Hawkins 2603 Comment
  CAS-BOT-BC29198  Acourtia microcephala Alice Eastwood 1919-7-4 9291 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA653891  Adenostoma fasciculatum Valerie L. Soza, Laura Moore 2000-5-10 827 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. 579 Comment
  UCR260788  Adenostoma fasciculatum R. G. Swinney 2010-8-9 13471 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  RSA0035079  Adenostoma fasciculatum Geo. R. Julian 1962-6-21 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains. 274 Comment
  RSA390492  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-5-21 S 4962 Los Angeles Fourth of July Canyon, Santa Catalina Island. Comment
  RSA85061  Adenostoma fasciculatum var. fasciculatum F. W. Peirson 1921-5-12 78 Los Angeles Toll Road to Mt. Wilson 762 Comment
  UCSB37873  Adenostoma fasciculatum var. fasciculatum Nickoloff, Jon 1973-5-2 Los Angeles S-facing ridge, 600' N. of Mt. Wilson Trail, Sierra Madre 304 Comment
  CAS-BOT-BC65634  Adiantum jordanii L. R. Abrams; I. L. Wiggins 1931-7-6 368 Los Angeles Vicinity of Mosquito Harbor Comment
  SBBG20555  Adiantum jordanii E. R. Blakley 1963-12-8 6390 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 274 Comment
  UCR137598  Adiantum jordanii R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  POM312804  Adiantum jordanii D. Taylor 1952-05 s.n. Los Angeles San Gabriel Mountains, Little Dalton Canyon 396 Comment
  RSA0012181  Aesculus californica Mark A. Elvin, Brock Ortega 2002-4-18 1924 Los Angeles Hacienda Heights 198 Comment
  UCD128538  Ageratina adenophora A. C. Sanders; Mark A. Elvin 2003-5-14 25748 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Avenue and south of Foothill Blvd, north edge of 210 Fwy was of San Gabriel River channel. 520 Comment
  UCR259390  Ageratina adenophora R. G. Swinney 2010-8-30 13631 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UCR242040  Agoseris grandiflora Dan S. Cooper 2012-4-30 412- 2 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  RSA756907  Agropyron cristatum R. G. Swinney 2008-6-17 9030 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  POM1143  Agrostis exarata I. M. Johnston 1917-8-23 1634 Los Angeles Prairie Fork of San Gabriel River. 2134 Comment
  LA10252  Agrostis pallens Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET4558776  Agrostis pallens Tim Ross, Orlando Mistretta, Mike Hammitt 1991-1 5256 a Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) 386 Comment
  UCR124247  Allium haematochiton L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns, Divide between W fork Ebey and Little Tujunga Canyons 610 Comment
  CLARK-A1528-7758  Allium monticola John C. Roos 1937-7-16 636 Los Angeles San Gabriel Mountains Comment
  SBBG98468  Allium praecox T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5267 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 312 Comment
  UCR127632  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA599762  Allophyllum gilioides subsp. violaceum Steve Boyd, Lauren Raz 1997-5-6 9781 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA580314  Allophyllum glutinosum T. S. Ross, Steve Boyd 1994-5-24 7873 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  LA210847  Allophyllum glutinosum Arthur C. Gibson; 2008-7-8 5233 Los Angeles SANTA MONICA MOUNTAINS, upper Encinal Rd. Comment
  RSA0021517  Alnus rhombifolia Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5146 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA452784  Alnus rhombifolia Ora M. Clark 1929-2-3 1508 Los Angeles Topango [Topanga] Canyon Comment
Read comments
May 29 2014
  SEINET10481954  Alyssum alyssoides Robert F. Thorne 1969-7-2 Thorne 38308 Los Angeles San gabriel mts., Angeles nat'l forest: dry, open, sunny se-facing slope in Yellow pine forest along angeles crest hwy. 3.2 Mi. Wsw of cloudburst summit. 1981 Comment
  RSA191637  Amaranthus albus R. F. Thorne, M. Z. Thorne 1966-8-29 36582 Los Angeles Crystal Lake Recreation area, Angeles National Forest 1676 Comment
  IRVC27451  Amaranthus blitoides A. C. Sanders, Mark A. Elvin 2002-8-28 25597 Los Angeles Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns. 360 Comment
  RSA5215  Amaranthus hybridus C. B. Wolf 1932-9-13 4070 ` Los Angeles Bryant Ranch near middle of S boundary of SE 1/4 sect 27., [50 ft. N & 1/4 mi: (less 100 ft.) W of SE corner of SE 1/4 sect 27 T4S R12 W] 5 Comment
  RSA402989  Amaranthus powellii E. S. Spalding 1922-11-26 s.n. Los Angeles Near Glendale. Comment
  RSA3744  Amblyopappus pusillus C. B. Wolf 1932-5-11 3569 Los Angeles Santa Catalina Island. On point at west side of Fourth of July Cove. Comment
  SBBG52783  Amblyopappus pusillus F. R. Fosberg 1931-4-29 4718 Los Angeles small cyn between Cottonwood and Middle Ranch Cyns 140 Comment
  SFV21086  Ambrosia acanthicarpa L. Gross, V. Soza, N. Gilbert 2000-10-18 293 Los Angeles Verdugo Mountains Hostetter Mountainway, along roadside near above coordinates. 701 Comment
  POM156346  Ambrosia chamissonis L. R. Abrams 1902-6-9 2492 Los Angeles Playa Del Rey Comment
  UCSB11818  Ambrosia psilostachya Breedlove, Dennis 1961-9-24 Los Angeles Middle Ranch Canyon, 0.5 mi. above Ben Weston Beach; Santa Catalina Island 60 Comment
  UC1587636  Amsinckia intermedia Tim Ross 1991-4-21 4547 Los Angeles ridgetop between Turnbull and Sycamore Canyons ((Puente Hills, pro parte)); Whittier Hills 320 Comment
  UCR240287  Amsinckia intermedia A. C. Sanders 2006-4-11 32047 B Los Angeles Western Mojave Desert, Antelope Valley, 0.2 mi. west of 20th St. East on Ave. 'G', NE side of Lancaster, south of Rosamond Lake 710 Comment
  RSA0079975  Amsinckia intermedia Louis E. Hoffman 1929-3-18 s.n. Los Angeles Soledad Canyon, near Lang. Comment
  IRVC26443  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin, et al. 2003-3-5 25716 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  RSA653861  Anagallis arvensis Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 886 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  RSA723214  Anagallis arvensis LeRoy Gross 2007-5-2 2666 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  LA212289  Anagallis arvensis W. M Arbaugh; 1968-5-10 228 Los Angeles Cal Poly, on sunny hillside behind Fremont Hall. Comment
  CAS-BOT-BC400312  Anemopsis californica Alice Eastwood 1906-5-31 86 Los Angeles Country adjacent to Los Angeles. Bimini Baths Comment
  CAS-BOT-BC400316  Anemopsis californica Geo. B. Grant 1904-4-1 43 Los Angeles Redondo Comment
  RSA503859  Anemopsis californica M. B. Dunkle 1933-5-30 3563 Los Angeles Carbon Canyon. Comment
  HSC20470  Antirrhinum coulterianum C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Canyon Rd. off of Bouquet Canyon Rd. Comment
  UCR127059  Antirrhinum coulterianum Mark A. Elvin, Cathleen Weigand 2003-4-8 2459 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 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
  POM50575  Antirrhinum kelloggii L. R. Abrams 1899-5-30 333 Los Angeles Sepulveda Canon Comment
  RSA678398  Antirrhinum kelloggii Valerie L. Soza, Steve D. Boyd 2002-4-10 1386 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 1.8 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 640 Comment
  UCR147287  Antirrhinum multiflorum Orlando Mistretta 1992-6-17 575 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  UCR280398  Antirrhinum nuttallianum Jeremiah George, Eric Kline 2017-4-17 417- 01 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  RSA151228  Aphanisma blitoides P. H. Raven 1962-4-9 17178 Los Angeles San Clemente Island: on sides of small arroyo above Wilson Cove 61 Comment
  RSA190887  Apiastrum angustifolium R. F. Thorne 1967-5-18 36866 Los Angeles Santa Catalina Island. Salta Verde, above Wild Boar Gully (Cercocarpus Arroyo). 213 Comment
  UC1349345  Apiastrum angustifolium Robert F. Thorne 1966-4-6 35882 Los Angeles Santa Catalina Island: between White and Moonstone Coves. Comment
  UC874550  Apiastrum angustifolium F. R. Fosberg 1931-4-4 S 4489 Los Angeles Santa Catalina Island, Cherry Canyon Cherry Canyon; Santa Catalina Island, Cherry Canyon 60 Comment
  RSA402583  Aptenia cordifolia Robert Gustafson 1981-4-29 2219 Los Angeles Ballona Wetlands, Area 1. Comment
  UCR123248  Aptenia cordifolia A. C. Sanders, Mark Elvin, , Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25568 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  LA200295  Arabis glabra var. glabra Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0060473  Araujia sericifera R. G. Swinney 2010-8-16 13538 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR199748  Araujia sericifera Scott D. White, Justin Wood 2008-6-4 12055 Los Angeles Puente Hills, Skyline Dr. E of Hacienda Blvd. SCE corridor at proposed tower 42 366 Comment
  RSA597738  Arceuthobium campylopodum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3794 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  UCD50481  Arctostaphylos catalinae Robert F. Thorne; P. Everett 1965-5-11 34669 Los Angeles Near road to Hay Press; Santa Catalina Island. 457 Comment
  RSA626780  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20492 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  CAS-BOT-BC23062  Arctostaphylos glandulosa subsp. mollis Mrs. Joseph Clemens 1922-5-30 s.n. Los Angeles Mt. Love Comment
  CAS-BOT-BC23065  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3829 Los Angeles San Gabriel Mountains; easterly and southeasterly slopes to the SW of Crystal Lake: USGS 7.5' Quad 1828 Comment
  RSA626804  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-15 22096 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  JEPS38725  Arctostaphylos glauca W. L. Jepson 1920-5-3 8929 Los Angeles mts. above Castaic Creek (Ridge Route) 975 Comment
  JEPS49532  Arctostaphylos glauca Joseph Andorfer Ewan 1932-7-4 7588 Los Angeles Upper Millards Canyon San Gabriel Mts. 1097 Comment
  RSA550440  Arctostaphylos glauca T. S. Ross 1992-7-10 6641 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch. 973 Comment
  RSA599792  Arctostaphylos glauca Steve Boyd, Lauren Raz 1997-3-25 9285 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA631406  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15612 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631422  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15983 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631515  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15669 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA631570  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15645 Los Angeles Angeles Forest Highway, 1.8 km south of Hidden Springs Cafe. 850 Comment
  RSA631706  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20262 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA771584  Arctostaphylos glauca R. G. Swinney 2009-5-6 10667 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR223040  Arctostaphylos glauca R. G. Swinney 2009-5-6 10667 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
  UCR266198  Arctostaphylos glauca David J. Keil 1980-3-28 13739 Los Angeles San Gabriel Mtns., Lower Shake campground near Lake Hughes 1311 Comment
  CAS-BOT-BC46775  Arctostaphylos parryana Walter Knight; Irja Knight 1988-11-24 6465 Los Angeles Between Big Pines and Wrightwood. 1950 Comment
  RSA634362  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20619 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634697  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20299 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA634849  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20543 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634861  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20546 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634891  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20401 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA634913  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22060 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635100  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20551 Los Angeles 2 km NW of Chilao Cpgrd., San Gabriel Mtns. 1670 Comment
  RSA635263  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20658 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  CAS-BOT-BC174072  Arenaria paludicola Davidson; Greata 1900-8-26 s.n. Los Angeles Cienega Comment
  CHSC110177  Argemone munita Jane Tirrell; Graham Bothwell 2012-7-11 LS 0105 Los Angeles Transeverse Ranges; San Gabriel Mountains region: North side California State Route 2 approx. 200 m east of mile marker 67.86. Alt: 2308m/7587 ft. 2308 Comment
  CAS-BOT-BC401797  Argemone munita subsp. rotundata Ernest C. Twisselmann 1959-6-2 5341 Los Angeles Old Ridge Route, 0.8 mile south of Sandberg's Lodge 1234 Comment
  RSA533950  Aristida adscensionis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5235 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  POM244812  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Avalon, Public Utilities Canyon. Santa Catalina Island. 50 Comment
  UCR133744  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Channel Islands, Avalon, Public Utilities Canyon, Santa Catalina Island 50 Comment
  IRVC24024  Artemisia douglasiana Fred M. Roberts, Gordon A. Marsh 1985-10-16 2489 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  RSA187682  Artemisia douglasiana R. F. Thorne 1966-9-14 36631 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 198 Comment
  UCR271319  Artemisia douglasiana R. G. Swinney 2011-10-10 15727 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCR276757  Artemisia douglasiana R. G. Swinney 2010-8-11 13484 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA127794  Artemisia douglasiana Peter H. Raven, Henry J. Thompson 1959-9-6 14380 Los Angeles Near mouth of Malibu Creek. (Lat; N. 34 degrees, Long. 118 to 119 degrees W.) 12 Comment
  RSA417274  Artemisia douglasiana George R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson trail. 762 Comment
  UC1595414  Artemisia douglasiana Tim Ross and Annette H. Ross 1991-7-29 5716 Los Angeles near n base Elephant Hill (on mesic n slope. W of Pomona); Puente Hills 228 Comment
  UCR124738  Artemisia dracunculus B. C. Templeton 1932-8-26 5091 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  UC1870144  Artemisia dracunculus LeRoy Gross, Valerie Soza 2003-5-15 914 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon 366 Comment
  LA202946  Artemisia tridentata T. A. Geissman; TAG- 41766 -ATS Los Angeles E of Saugus at start of Bouquet Canyon Road Comment
  CHSC21883  Asclepias californica Robert A. Schlising 1972-6-1 3039 Los Angeles West of Palmdale along Bouquet Canyon Road and 3.7 mi E of jct with Spunkey Canyon Road and Bouquet Reservoir. Comment
  RSA401380J  Asclepias californica Anstruther Davidson 1893-7-4 s.n. Los Angeles Rock Creek. Comment
  RSA0104729  Asclepias eriocarpa R. G. Swinney 2008-7-24 9271 Los Angeles San Gabriel Mtns.: Waterman Mountain. 2412 Comment
  RSA70326  Asclepias eriocarpa F. W. Peirson 1920-7-13 2208 Los Angeles Brae-Burn in the Rubio Creek stream bed; south base of San Gabriel Mtns. Comment
  RSA226059  Asclepias fascicularis R. F. Thorne 1971-6-29 40655 Los Angeles 0.5 mi below Little Rock Dam 944 Comment
  UCR100426  Asclepias fascicularis Scott D. White 1997-11-5 6015 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  UCR127404  Asclepias fascicularis A. C. Sanders, M. S. Enright 2002-8-8 25571 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 457 Comment
  CATA3530  Asparagus officinalis Peter J. Dixon 2017-8-23 097 Los Angeles Santa Catalina Island: Interior; Black Jack Campground, n toe of slope, sw of campsites. Likely established during historical period at Black Jack Hunting camp 0 Comment
  RSA226250  Aspidotis californica Gary D. Cromwell, David W. Wheat 1971-4-30 600 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA0011737  Asplenium vespertinum Joseph A. Ewan 1931-5-30 4248 Los Angeles San Gabriel Mountains, E Fork Big Santa Anita Canyon Comment
  UCR118598  Aster frondosus David Charlton, Lew Heide 1991-9-19 5611 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  POM122905  Astragalus bicristatus J. B. Feudge 1924-6-10 582 Los Angeles Wright's Ranch, Swarthout Valley, San Gabriel Mtns. 1860 Comment
  UCR93946  Astragalus bicristatus John Wear, N. Moorhatch 1996-7-30 s.n. Los Angeles San Gabriel Mtns., Big Pines, Contel communication site 1829 Comment
  UC635653  Astragalus didymocarpus H. L. Mason 1926-4-26 2963 Los Angeles four mi w Saugus; w of Saugus Comment
  UCR194142  Astragalus didymocarpus A. C. Sanders 2008-4-25 35109 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  RSA110308  Astragalus douglasii H. D. Ripley, R. C. Barneby 1944-5-16 5857 Los Angeles Summit of Mint Canon, s. of Harold. 991 Comment
  RSA5834  Astragalus douglasii var. douglasii C. B. Wolf 1932-10-21 4365 Los Angeles head of Swartout Valley, 1 mi. east (below) Big Pines Park 1982 Comment
  POM26492  Astragalus pomonensis Ernest Braunton 1902-4-29 s.n Los Angeles N. Pomona. Comment
  CAS-BOT-BC193024  Astragalus purshii var. tinctus Carl B. Wolf 1937-5-20 8743 Los Angeles Tehachapi Mts., 1 mi. So. of Tejon Pass on Hungry Valley Road 1280 Comment
  SD234387  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles Western Transverse Range / Santa Clara River Watershed: Off-haul Canyon between San Martinez Grand Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur. 305 Comment
  CATA1156  Astragalus trichopodus var. lonchus Mark L. Hoefs 1995-5-30 2148 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  RSA226986  Astragalus trichopodus var. phoxus R. F. Thorne, C. W. Tilforth 1971-6-17 39970 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UC1713784  Athysanus pusillus Gordon H. True Jr. 1935-3-5 46 Los Angeles 4 mi w of Palmdale 944 Comment
  RSA535323  Atriplex californica T. S. Ross 1991-5-20 5352 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  RSA0086995  Atriplex canescens R. G. Swinney 2010-6-1 13076 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  SEINET3930637  Atriplex canescens Grant D. Brown 1950-3-31 529 Los Angeles 2 miles S. of Caswell on highway #99.; 0 Comment
  UCR233690  Atriplex coulteri Kai T. Palenscar 2011-3-23 s.n. Los Angeles Channel Islands, Catalina Island, approx. 1 mile northwest of Middle Ranch 250 Comment
  OBI35621  Atriplex lentiformis Rebecca Cicoria 1981-4-23 14 Los Angeles 1/2 mi from Rolling Hills Fire STation down Portuguese Canyon, Rancho Palos Verdes Comment
  UCR127184  Atriplex lentiformis A. C. Sanders 2003-6-20 26995 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
  RSA478282  Atriplex lentiformis subsp. breweri Robert Gustafson 1981-6-17 2236 Los Angeles Ballona Wetlands, Area 1 Comment
  UC431540 Image available Atriplex lentiformis subsp. lentiformis W. H. Brewer Dec 1863 75 Los Angeles Santa Monica Comment
  CATA43  Atriplex semibaccata USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 24 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  CATA790  Atriplex semibaccata Mark L. Hoefs, Robert Given 1991-6-12 1358 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  RSA594198  Atriplex semibaccata Steve Boyd, Lauren Raz 1996-10-14 9051 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  SFV20037  Atriplex semibaccata A. Dittmer, S. Dark 2004-10-1 71 Los Angeles Ballona Wetlands. West side of wetlands on the north side of Jefferson Ave. close to road. Comment
  RSA155923  Atriplex semibaccata P. H. Raven 1962-7-12 18020 Los Angeles Near point at east end or Northwest Harbor, San Clemente Island 30 Comment
  RSA155799  Atriplex watsonii P. H. Raven 1962-4-11 17255 Los Angeles Due west of Wall 2, San Clemente Island 9 Comment
  RSA385384  Avena barbata H. L. Bauer 1928-10-12 s.n. Los Angeles Long Beach. Comment
  SD40208  Avena barbata Edith A. Purer 1931-3-12 1502 Los Angeles El Segundo, sand dunes. Comment
  RSA0034602  Avena barbata M. B. Dunkle 1938-3-31 1792 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  CATA1057  Avena fatua Mark L. Hoefs 1995-5-10 1990 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA601020  Avena fatua L. C. Wheeler 1967-5-13 9513 Los Angeles San Gabriel Mountains. On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 396 Comment
  SEINET14287381  Avena fatua C. F. Shutts 1949-3-14 21 Los Angeles Orange grove 1/2 mile west of Claremont. Comment
  CAS-BOT-BC53700  Azolla filiculoides Marcus E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
  IRVC28560  Baccharis douglasii A. C. Sanders 2003-8-6 27116 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters NE end of Santa Susana Mtns. 320 Comment
  UCR95408  Baccharis glutinosa Steve Boyd, L. Raz 1996-9-24 8934 A Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  RSA601873  Baccharis salicifolia L. C. Wheeler 1964-5-9 8473 Los Angeles San Gabriel Mountains: South side San Gabriel Canyon, about 1/4 mile upstream from mouth. Comment
  RSA739765  Baccharis salicifolia John Dittes, R. A. Dittes 2006-10-30 1419 Los Angeles El Encino Land Grand, S Coast Sub-region, San Fernando Valley, Sepulveda Dam Flood Control Basin, 2.2 air miles SW of Van Nuys Civic Center, 0.9 air mile S of Victory Blvd, 0.9 air mile W of the San Diego Freeway 405,, 0.6 air mile N of the Ventura Freeway 101, next to Apollo field Model Airport. 207 Comment
  SEINET7239587 Image available Baccharis salicifolia I. W. Clokey, B. C. Templeton 1930-3-11 4604 Los Angeles Los Angeles, Beverly Boulevard Comment
  UC1118908  Baccharis salicifolia subsp. salicifolia A. D. Gifford 1935-2-7 425 Los Angeles mouth of Elizabeth Lake Canyon Tejon Quad. 365 Comment
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Jun 9 2014
  SBBG60849  Balsamorhiza deltoidea R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UC1076445  Berberis nevinii Herbert L. Mason 1926-4-26 2944 Los Angeles Pacoima Wash; San Gabriel Mts Comment
  UC472306  Berberis nevinii J. Grinnell 1903-10-31 Los Angeles wash near <Garnsey>; San Fernando Valley Comment
  UCR222765  Berula erecta R. G. Swinney 2009-5-8 10700 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA782808  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UCR259656  Bidens frondosa R. G. Swinney 2010-9-1 13667 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  UCSB71759  Bituminaria bituminosa White, Scott 2003-10-22 Los Angeles San Gabriel Mountains: foothills above Sierra Madre; Los Angeles Dept. of Public Works "Sierra Madre" Debris Basin; northern terminus of Sumac St.; T1N R11W S16, NW1/4 366 Comment
  RSA601574  Bloomeria crocea L. C. Wheeler 1967-6-16 9845 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; north side NE of Coulter Reservoir. 640 Comment
  UCR155145  Bloomeria crocea A. C. Sanders 2005-5-5 29949 .2 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  RSA367312  Bloomeria crocea var. crocea F. R. Fosberg 1931-3-25 S- 4372 Los Angeles Hamilton Canyon, Santa Catalina Island. 120 Comment
  OBI2637  Boechera perennans Wesley O. Griesel 1960-4-23 s.n. Los Angeles Rock Crk, San Gabriel Mts Comment
  CAS-BOT-BC14582  Boechera pulchra Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  CAS-BOT-BC14585  Boechera pulchra Alice Eastwood; John Thomas Howell 1937-4-26 3968 Los Angeles Near Palmdale. Comment
  UCR281623  Boechera pulchra R. G. Swinney 2014-4-30 16273 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  SEINET7547699 Image available Bolboschoenus maritimus Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8876 Los Angeles Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake 1006 Comment
  SBBG37081  Bolboschoenus maritimus subsp. paludosus unknown -Aug-1893 Los Angeles Redondo Beach Comment
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Dec 11 2009
  RSA640163  Boschniakia strobilacea Louis C. Wheeler 1951-4-7 8547 Los Angeles San Gabriel Mountains: West slope of Mt. Disappointment. 1524 Comment
  RSA725908  Bothriochloa barbinodis Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 428 Los Angeles Santa Catalina Island. Above Cherry Cove W of Lion Head Pt. 61 Comment
  CAS-BOT-BC95414  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles San Clemente Island, canyon head above Mosquito Cove and btwn. Triangulation Points Malo and Chenity 274 Comment
  RSA527650  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4371 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA0021465  Boykinia rotundifolia Duncan S. Bell, Caitlin Elam 2013-6-13 5070 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA84353  Boykinia rotundifolia F. W. Peirson 1904-8-28 74 Los Angeles Little Santa Anita Canyon, south base of San Gabriel Mts. Comment
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Feb 1 2012
  UCR189415  Boykinia rotundifolia R. G. Swinney 1998-5-30 6165 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA682296  Boykinia rotundifolia R. E. Riefner 2000-8-29 00 -757 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  UCSB33281  Boykinia rotundifolia Wilken, Dieter 1965-7-25 Los Angeles North Fork of San Gabriel River about 1 ndle north of West Fork confluence 762 Comment
  RSA156826  Brachypodium distachyon P. H. Raven 1962-5-20 17771 Los Angeles Road above Pebbly Beach, Santa Catalina Island. 61 Comment
  SBBG32157  Brachypodium distachyon R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -316 Los Angeles mouth of Descanso Cyn 30 Comment
  SBBG31218  Brassica geniculata R. F. Thorne 1966-9-11 36639 Los Angeles lower Middle Ranch Cyn, ca. 0.75 mi above Ben Weston Beach 53 Comment
  POM155889  Brickellia californica L. R. Abrams 1904-9-2 4173 Los Angeles Elysian Park. Comment
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Oct 4 2010
  SBBG31303  Brickellia californica R. F. Thorne with P. C. Everett 1965-6-22 34857 Los Angeles rd to Renton Mine 121 Comment
  RSA330764  Brickellia microphylla Wayne E. Sawyer 1981-8-30 138 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle. 2302 Comment
  UCR101180  Brickellia microphylla L. C. Wheeler 1970-9-12 s.n. Los Angeles San Gabriel Mtns., Mine Gulch Camp, E fork of San Gabriel River 1372 Comment
  RSA0013197  Brickellia nevinii Orlando Mistretta, Christine Mistretta 2011-7-13 5938 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  UCR127375  Brickellia nevinii A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25578 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  SEINET14396981  Bromus arenarius S. Boyd, Lauren Raz 1997-5-1 9654 Los Angeles Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1488 Comment
  RSA679049  Bromus berteroanus Valerie L. Soza, LeRoy Gross 2002-5-8 1455 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  CAS-BOT-BC149193  Bromus carinatus var. carinatus F. R. Fosberg; J. Ewan 1931-8-10 4905 Los Angeles San Gabriel Mountains. Crystal Lake, West Fork San Gabriel River. 1615 Comment
  RSA610975  Bromus carinatus var. carinatus L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  RSA595680  Bromus catharticus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8568 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  CATA1439  Bromus diandrus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2602 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA534111  Bromus diandrus Timothy S. Ross 1991-5-17 5095 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  SBBG13311  Bromus diandrus M. A. Piehl 1962-6-9 62332 Los Angeles bottom of China Cyn near its head, ca. 2 mi from China Pt 213 Comment
  SD31218  Bromus diandrus Edith A. Purer 1931-4-3 1767 Los Angeles Palos Verdes Hills on hillsides Comment
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Jul 11 2010
  UCR190029  Bromus diandrus R. G. Swinney 1998-6-16 6986 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  UCR281378  Bromus diandrus R. G. Swinney 2014-5-15 16519 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
  UC1587655  Bromus grandis Tim Ross 1991-8-14 5780 Los Angeles San Gabriel Mountains, Roundtop Mountain Roundtop Mountain; San Gabriel Mountains, Roundtop Mountain 1767 Comment
  SDSU5347  Bromus hordeaceus Gerald Collier 1951-4-28 M 59 Los Angeles 3634 N. Muscatel Avenue, Rosemead. Weedy lot. Comment
  UCR205123  Bromus hordeaceus R. G. Swinney 2008-4-17 8685 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  SD31188  Bromus hordeaceus Edith A. Purer 1931-3-12 954 Los Angeles Palos Verdes Hills Comment
  CATA580  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-7 1019 Los Angeles Santa Catalina Island: Cottonwood Canyon east of main road 64 Comment
  CAS-BOT-BC161867  Bromus rubens Carl Epling 1931-4-1 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  POM363913  Bromus rubens M. B. Dunkle 1939-4-4 7256 Los Angeles San Clemente Island. Pyramid Cove. Comment
  RSA0110571  Bromus rubens Richard G. Swinney 2011-4-19 14410 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCD59579  Bromus rubens A. A. Beetle 1942-4-18 3081 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  UCR184224  Bromus rubens A. C. Sanders 2007-4-19 33444 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR223663  Bromus rubens R. G. Swinney 2009-6-12 11129 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR258737  Bromus rubens R. G. Swinney 2010-5-19 12830 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
  SBBG56627  Bromus secalinus M. N. Ackley -Apr-1929 Los Angeles Hyde Park 47 Comment
  UC1131273  Bromus tectorum A. Lewis 1933-4-23 190 Los Angeles 2 1/2 mi sw of Del Sur 853 Comment
  RSA0019948  Bromus tectorum B. A. Prigge 1986-3-20 8966 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA0019952  Bromus tectorum J. B. Feudge 1924-6-10 983 Los Angeles Big Pines, San Antonio Mountains 1982 Comment
  RSA0019987  Bromus tectorum Timothy S. Ross 1991-3-23 4256 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  RSA583013  Caesalpinia spinosa Tim S. Ross 1993-4-23 6934 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; riparian strip ca 25 m SE of Eagles Nest Lodge. 146 Comment
  RSA733091  Calandrinia ciliata R. G. Swinney 2001-4-17 7873 Los Angeles Glendora, Morgan Canyon plateau 402 Comment
  SEINET3860414  Calandrinia ciliata R. G. Swinney 2009-3-19 10150 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  SEINET3163807  Calandrinia menziesii G. B. Grant 128 Los Angeles Pasadena Comment
  CAS-BOT-BC487474  Calochortus albus R. C. Foster 1937-6-6 344 Los Angeles Cobal Canon (foothills of San Gabriel Mts.), north of Claremont. Comment
  LA35906  Calochortus catalinae Peter H. Raven; Henry J. Thompson 1960-4-24 15118 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker Rd, 2 mi from Pacific Coast Hwy. 243 Comment
  RSA377292  Calochortus catalinae N. C. Cooper 1945-5-1 2224 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  UC457213  Calochortus clavatus Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA0114766  Calochortus clavatus var. gracilis Anuja Parikh, Nathan Gale 2003-4-19 1741 Los Angeles WTR, N of Santa Clara River, 1 km E of intersection of Bouquet Canyon Road and Newhall Ranch Road. 405 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
  UCR193442  Calochortus kennedyi R. G. Swinney 1999-6-5 7276 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  CAS-BOT-BC132476  Calochortus plummerae Naomi Fraga; LeRoy Gross; Sarah J. De Groot; Paul Morton 2004-6-3 1236 Los Angeles Transverse Ranges; San Gabriel Mountains region: On fuel break above Evey Canyon 793 Comment
  RSA627562  Calochortus plummerae Sandy Leatherman, Brian Daniels 1998-5-27 36 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. .25 mile down the existing dirt road. 500 Comment
  UCR280513  Calochortus plummerae R. G. Swinney 2014-5-13 16504 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
  JEPS85105 Image available Calochortus venustus Roy E. Buck and Rexford Palmer 1989-4-27 1215 Los Angeles 7 air km nw Castaic (2.8 air km se of Townsend Pk summit, betw lanes of Interstate 5 near nw end of crossover sect, +/- on ridge betw Violin Canyon & large cyn to ne) 640 Comment
  LA38799  Calochortus venustus Peter H. Raven; 1960-5-21 15400 Los Angeles SANTA MONICA MOUNTAINS, Cornell Corners. 243 Comment
  RSA714586  Calochortus venustus A. C. Sanders 2005-5-5 29925 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  SBBG57810  Calochortus venustus R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  RSA158345  Calystegia macrostegia subsp. amplissima P. H. Raven 1962-4-9 17143 Los Angeles Near barracks, Wilson Cove, San Clemente Island. 61 Comment
  RSA659919  Calystegia macrostegia subsp. intermedia Orlando Mistretta 1992-8-18 s.n. Los Angeles Stone Canyon Trail. Tujunga Ranger District. 793 Comment
  RSA71100  Calystegia macrostegia subsp. intermedia F. W. Peirson 892 Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  UCR159910  Calystegia macrostegia subsp. intermedia Orlando Mistretta 1992-7-13 678 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  UCR197196  Calystegia macrostegia subsp. intermedia Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 708 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 549 Comment
  RSA660480  Calystegia macrostegia subsp. macrostegia Ian Thompson 1997-3-22 42 Los Angeles Cal Poly Pomona Ecological Reserve, West facing slope East of Culvert canyon . Comment
  SDSU20288  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-7 28 Los Angeles Horse beach Creek in chalk canyon growing immediate to Malacothamnus clementinus, 1/2 mile to 3/4 mile up canyon from beach, San Clemente Island. 30 Comment
  RSA722323  Calystegia malacophylla subsp. pedicellata Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  CHSC70115  Calystegia occidentalis subsp. fulcrata Robert A. Schlising 1972-5-28 3038 Los Angeles San Gabriel Mountains, near Wrightwood; Hwy N4 at Mile High, 7.2 miles NW of junction with Angeles Crest Highway (Hwy 2). Comment
  UCR146474  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1992-5-25 448 Los Angeles Transverse Ranges; San Gabriel Mountains, Fenner Canyon Conservation Camp. south side of camp 1713 Comment
  CAS-BOT-BC215915  Calystegia peirsonii Timothy S. Ross; Steve Boyd 1994-5-25 7949 Los Angeles Hanging basin ca 470-830 m W of Warm Springs Mtn. Summit. The collections from ca 600-800 m WSW of summit, Necktie Basin, Liebre Mountains 1075 Comment
  RSA247131  Calystegia soldanella G. D. Wallace 1966-4-30 512 Los Angeles Along the Pacific Coast Hwy. at Huntington Beach Park. Comment
  RSA465690  Camissonia bistorta Bonnie C. Templeton, I. W. Clokey 1930-4-8 1051 Los Angeles San Francisquito Canyon, near Mohave Desert. 900 Comment
  SEINET4680864  Camissonia bistorta Keith Dobry 1991-5-22 D 772 Los Angeles Santa Monica Mountains, 1 mile E of Las Virgenes Rd. off Mulholland Hwy at Soka University.; 0 Comment
  UCR205681  Camissonia bistorta A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36917 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
  UCR237993  Camissonia bistorta D. E. Bramlet, Jennifer Pareti 2008-4-14 4187 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon, 762 m SE of Bouquet Canyon Rd. & 549 m south of Hayfork Rd. 473 Comment
  POM3105  Camissonia bistorta C. F. Baker 1909-5-29 5331 Los Angeles Claremont. Comment
  RSA465660  Camissonia bistorta Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Fernando Valley, PacoimaWash Comment
  RSA465672  Camissonia bistorta Robert Gustafson 1981-3-18 2126 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA75397  Camissonia boothii subsp. decorticans F. W. Peirson 1928-6-2 7949 Los Angeles San Gabriel Mountains, wash in Rock Creek. 1372 Comment
  RSA226168  Camissonia californica Gary D. Cromwell, David W. Wheat 1971-5-14 641 Los Angeles San Gabriel Mountains, Mystic Canyon, 2 miles NE of Glendora Comment
  CHSC106704  Camissonia campestris subsp. campestris Barbara Ertter; L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7478 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2). Comment
  RSA145184A  Camissonia campestris subsp. campestris E. G. Linsley, J. W. MacSwain 1959-4-5 59 -68 Los Angeles Mojave Desert, Little Rock Comment
  SBBG60392  Camissonia campestris subsp. campestris R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  UC1122232  Camissonia campestris subsp. campestris A. D. Gifford 1935-3-25 500 Los Angeles 2 mi from mouth of canyon; Tejon Quadrangle, Kings Canyon Comment
  RSA652373  Camissonia cheiranthifolia subsp. suffruticosa G. F. Orr 1956-3-3 s.n. Los Angeles El Segundo. Comment
  CAS-BOT-BC173254  Camissonia hirtella A. C. Sanders; Helen Kennedy 2005-4-13 29409 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA0049474  Camissonia hirtella Richard G. Swinney 2010-4-20 12273 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR230253  Camissonia hirtella Dan S. Cooper 2011-4-26 411- 4 A Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  POM196707  Camissonia intermedia Bonnie C. Templeton, I. W. Clokey 1929-4-11 4458 Los Angeles Mandeville Canon, Santa Monica Mts. 366 Comment
  RSA449024  Camissonia micrantha Louis C. Wheeler 1934-4-24 2543 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA612280  Camissonia micrantha Louis C. Wheeler 1934-4-22 2536 Los Angeles W side 'Big Santa Anita Canyon, San Gabriel Mts. 488 Comment
  UCR220198  Camissonia pallida R. G. Swinney 2009-4-2 10247 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
  UCR250207  Camissonia pallida A. C. Sanders, Plant Tax. Class 2014-4-12 41013 Los Angeles Mojave Desert, NW of Pinon Hills, 233rd St. East, 0.2 km south of Hwy 138 1095 Comment
  RSA188090  Camissonia robusta Robert F. Thorne, P. Everett 1965-6-23 34946 Los Angeles Santa Catalina Island: Ben Weston Beach, W side of island. Along dry sandy bed of stream behind beach. Comment
  CHSC95493  Camissonia strigulosa LeRoy Gross 2005-4-28 2129 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  POM3183  Camissonia strigulosa E. D. Palmer 1902-04 s.n. Los Angeles Sandy wash S.E. of Glendora. Comment
  RSA598381  Camissonia strigulosa Louis C. Wheeler 1967-5-24 9742 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  UCR273551  Camissonia strigulosa R. G. Swinney 2011-5-10 14659 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  POM25398  Camissonia strigulosa I. W. Clokey, Bonnie C. Templeton 1930-4-8 4671 Los Angeles San Fernando Road. Road side. 300 Comment
  UCR276776  Camissoniopsis R. G. Swinney 2011-5-16 14722 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  JEPS31579  Camissoniopsis bistorta F. W. Peirson 1918-5-26 129 Los Angeles Henniger Flats San Gabriel Mts. 868 Comment
  SD30972  Camissoniopsis bistorta Edith A. Purer 1931-3-26 971 Los Angeles Palos Verdes Hills Comment
  SFV10191  Camissoniopsis ignota J. G. Cuti 1978-4-12 45 Los Angeles Verdugo Mountains Small canyon off south side of La Tuna Canyon road, about 4 miles east of Sunland Blvd. South facing slope. 460 Comment
  UCSB4524  Camissoniopsis pallida subsp. pallida Haller, John 1957-4-13 Los Angeles Palmdale Ave, 0.7 miles E. of junc with Calif. 138, and ca. 9 miles E. of center of Palmdale 762 Comment
  UCSB11548  Canbya candida Dearing, Hugh; Dearing, Margaret 1941-5-10 Los Angeles Big Rock Creek Road Comment
  RSA604149  Capsella bursa-pastoris L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  SFV1434  Cardamine californica K. A. Wilson 1961-2-18 857 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Sulfur Hot Springs. Small valley with running stream. Comment
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Jan 20 2015
  RSA595521  Cardamine oligosperma L. C. Wheeler 1969-4-20 s.n. Los Angeles Pasadena. Brookside Park, near West Drive and Seco Street. Comment
  UCD114528  Cardamine pensylvanica A. R. Roos 1958-6-12 s.n. Los Angeles Evans and Reeves Nursery. Brentwood, in west Los Angeles. Comment
  UCR150826  Carduus pycnocephalus R. G. Swinney, Dave Larson 1999-5-15 7160 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA0045428  Carex Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -032 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA584624  Carex alma Timothy S. Ross, Steve Boyd 1991-4-25 4597 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  CAS-BOT-BC17658  Carex alma George B. Grant 1904-6-17 6305 Los Angeles Arroyo Seco Canyon near Pasadena. Comment
  CAS-BOT-BC20597  Carex douglasii R. F. Thorne; C. W. Tilforth 1971-6-30 40789 Los Angeles Angeles National Forest. San Gabriel Moutains. 1.8 miles below Alder Saddle in Pinyon Flats area. 1554 Comment
  UC1257220  Carex fracta Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38857 Los Angeles 1.7 mi S of Dawson Saddle (Angeles Crest Hwy at headwater of S Fork, Big Rock Creek); San Gabriel Mountains, Angeles National Forest 2316 Comment
  CAS-BOT-BC21762  Carex hassei Robert F. Thorne; J. Dourley 1967-10-10 37361 Los Angeles 1.5 miles E of Dawson Saddle. San Gabriel Moutains, Angeles National Forest. 2331 Comment
  RSA88743  Carex hassei F. W. Peirson 1923-5-25 4269 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  UCR138842  Carex jonesii L. C. Wheeler 1966-8-21 8823 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  CAS-BOT-BC31096  Carex leavenworthii Wm. C. Draper 1949-5-27 s.n. Los Angeles 510 Fairview, Arcadia. Comment
  CAS-BOT-BC32077  Carex multicaulis Robert F. Thorne; M. Z. Thorne 1967-7-19 37148 Los Angeles San Gabriel Mts. Angeles National Forest. Crystal Lake Recreation area. 1554 Comment
  SEINET7569424 Image available Carex nudata Andrew L. Hipp 1999-5-16 202 Los Angeles Westwood Village, Malibu Creek State Park, along Malibu Creek below Century Lake. 488 Comment
  CAS-BOT-BC118419  Carex praegracilis LeRoy Abrams 1903-4-10 3239 Los Angeles Ballona Marshes near Mesmer Comment
  RSA90849  Carex senta F. W. Peirson 1921-5-20 2658 Los Angeles Little Rock Creek 1067 Comment
  UCR190254  Carex spissa R. G. Swinney 2000-5-25 7785 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
  CAS-BOT-BC115914  Carex subfusca P. M. Kamb 1947-6-13 602 Los Angeles Summit of Mt. San Antonio, San Gabriel Mts. 3048 Comment
  RSA135231  Carex triquetra Peter H. Raven 1960-5-21 15393 Los Angeles Triunfo Canyon. 259 Comment
  UC1116255  Carex triquetra F. R. Fosberg 1931-4-16 S 4645 Los Angeles Eagles Nest Santa Catalina Island, Middle Ranch Canyon Comment
  SBBG105376  Carex tumulicola R. M. Beauchamp 1976-3-28 4083 Los Angeles head of Warren Cyn 423 Comment
  SEINET5786998 Image available Carex utriculata S. M. Tracy 1887-1 Los Angeles Los Angeles Comment
  UCD169440  Carpobrotus chilensis R. G. Swinney 2008-4-4 8610 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
  RSA187936  Castilleja affinis Robert F. Thorne 1966-4-28 36200 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  SBBG95394  Castilleja affinis M. B. Dunkle 1928-5-13 1957 Los Angeles Pebbly Beach Cyn 45 Comment
  UC219078  Castilleja affinis subsp. affinis S. B. Parish 1919-4-19 19267 Los Angeles near San Dimas; Lone Hill Comment
  JEPS5153  Castilleja applegatei subsp. martinii F. W. Peirson 1918-5-19 209 Los Angeles Millards Canyon San Gabriel Mountains 853 Comment
  RSA626100  Castilleja applegatei subsp. martinii LeRoy Gross 1999-4-29 142 Los Angeles East end; Rice Canyon, north on interstate 5, exit Calgrove Ave. turn left to The Old Road, City of Newhall 488 Comment
  UCSB10405  Castilleja exserta subsp. exserta McElwain, Isabelle 1953-3-21 Los Angeles on edge of top of cliffs; Point Dume Comment
  RSA400555  Castilleja foliolosa Ora M. Clark 1929-3-30 1894 Los Angeles W. Lancaster. Comment
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Sep 17 2007
  RSA549788  Castilleja foliolosa Wandalee Thompson 1964-4-8 21 Los Angeles Liebre Mtns.: Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  RSA578107  Castilleja foliolosa Tim S. Ross, Steve D. Boyd 1994-5-31 7693 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  UCSB72607  Castilleja foliolosa Soza, Valerie; Boyd, Steve; Lubinsky, Leland 2000-6-29 Los Angeles Liebre Mountains: Knapp (Kelly) Ranch, Upper Cienega Canyon, off FS Road 7N22.1 975 Comment
  RSA226002  Castilleja minor subsp. spiralis Robert F. Thorne, C. W. Tilforth 1971-6-29 40659 -B Los Angeles San Gabriel Mountains, Angeles National Forest: Lttle Rock Creek, just below Little Rock Forestry station, 1/2 mi. below Little Rock Dam 945 Comment
  SBBG66947  Castilleja minor subsp. spiralis M. N. Ackley 1927-6-5 1035 Los Angeles trail to Switzerland 762 Comment
  RSA448769  Castilleja plagiotoma Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SD90075  Casuarina acutivalvis Austin Griffiths Jr. 1961-1-11 4077 Los Angeles La Canada. Comment
  RSA596309  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3371 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  JEPS27002  Caulanthus heterophyllus Frank W. Peirson 1919-3-30 63 a Los Angeles Tujunga Canyon San Gabriel Mountains, Tujunga Canyon 426 Comment
  UCR223285  Caulanthus inflatus R. G. Swinney 2009-5-5 10633 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UC172816  Ceanothus arboreus George B. Grant and Walter Wheeler Apr 21-26 1904 148 -6146 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA313424  Ceanothus crassifolius T. S. Elias 1984-4-29 8320 Los Angeles Angeles National Forest; San Gabriel Mountains. Along road to Baldy Camp 976 Comment
  RSA746796  Ceanothus crassifolius R. G. Swinney 2008-3-26 8570 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA748667  Ceanothus crassifolius R. G. Swinney 2008-3-31 8592 Los Angeles Glendora Mountain summit 1003 Comment
  RSA77143  Ceanothus crassifolius F. W. Peirson 1926-3-20 6514 Los Angeles Arroyo Seco, near Pasadena 915 Comment
  CAS-BOT-BC48874  Ceanothus cuneatus Mrs. G. Earle Kelly 1926-4-1 s.n. Los Angeles between Los Angeles and Mojave Comment
  RSA592779  Ceanothus cuneatus var. cuneatus Steve Boyd, Mike Wall 1996-4-4 8534 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16. 488 Comment
  RSA588140  Ceanothus greggii var. vestitus Orlando Mistretta 1994-5-23 1233 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  CAS-BOT-BC50079  Ceanothus insularis Ezra C. Knopf 1926-3-30 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  LA52231  Ceanothus integerrimus Sharon Johnston; 1957-3-3 M- 300 Los Angeles Tuna Canyon 1/2 mi from US 101 30 Comment
  CAS-BOT-BC50551  Ceanothus leucodermis Timothy S. Ross; Darin Banks 1994-4-13 7533 Los Angeles Liebre Mts. - Lower Clearwater Canyon: ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1 707 Comment
  RSA399736B  Ceanothus leucodermis Louis Greata 1901-04 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  RSA600588  Ceanothus leucodermis Steve Boyd, Lauren Raz 1997-4-30 9592 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  UCR204895  Ceanothus leucodermis R. G. Swinney 2008-4-1 8600 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  SEINET12209914  Ceanothus leucodermis M. T. Doutt 1931-1 631 Los Angeles Sierra Madre Mts. trail between Mt. Lowe and Mt. Wilson 1768 Comment
  LA52225  Ceanothus megacarpus A. M. Johnson; 1935-2-22 4552 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  RSA213371  Ceanothus megacarpus var. insularis Reid V. Moran 1941-3-5 697 Los Angeles Salta Verde, Santa Catalina Island. 350 Comment
  RSA399739  Ceanothus oliganthus var. oliganthus H. Wells 1968-3-17 10 Los Angeles Angeles National Forest. 3.7 miles north northeast junction of State Hwy. 118 and State Hwy. 2, on Angeles Crest Hwy. 762 Comment
  UCR150618  Ceanothus oliganthus var. oliganthus Scott D. White 1997-5-8 5089 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  SBBG4600  Ceanothus vestitus H. and M. Dearing 1949-4-11 6768 Los Angeles W Mojave Desert, San Gabriel Mtns Comment
  SEINET10834125  Cedrus deodara David B. Dunn 1957-8-20 Dunn 12655 -A Los Angeles Los Angeles. Cultivated introduced plants from various places. Street trees or yard trees. In Highland Park. Cedrus 50-70 ft tall. Comment
  UC310499  Centaurea benedicta Philip A. Munz 1926-5-3 10813 Los Angeles Pomona Junction 304 Comment
  CDA7206  Centaurea cineraria T. C. Fuller, T. Suzuki 1959-3-19 2091 Los Angeles North side Foothill Boulevard, in Arroyo, east of Hillard Avenue, La Canada. 0 Comment
  CAS-BOT-BC277005  Centaurea diluta E. M. Becker 1943-8-30 s.n. Los Angeles Near Friendly Hills between Los Angeles and Fullerton Comment
  JEPS30477  Centaurea melitensis Henry J. Thompson 1959-5-24 Los Angeles 0.7 mi n of Coast Highway; Santa Monica Mountains, Tuna Canyon 91 Comment
  UCR282135  Centaurea melitensis R. G. Swinney 2014-5-15 16533 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
  CDA29513  Centaurea solstitialis Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UCD166197  Centrostegia thurberi Jack Major 1962-4-15 762 Los Angeles Desert near Pearblossom. (Exact location unkown. Coordinates estimated by label maker.) 930 Comment
  SFV1245  Cerastium fontanum M. L. Vincent 1960-5-2 66 Los Angeles Santa Monica. In lawn at 502 25th Street. 92 Comment
  CAS-BOT-BC142142  Cercocarpus betuloides John Thomas Howell 1947-7-17 23376 Los Angeles East side of Santa Susana Pass Comment
  POM275798  Cercocarpus betuloides Floyd L. Martin 1948-8-3 359 Los Angeles 100 yds. N. of Foothill Blvd. road to Camp Baldy, east of Claremont. 366 Comment
  POM275800  Cercocarpus betuloides Floyd L. Martin 1948-8-3 358 Los Angeles 100 yds. N. of Foothill Blvd. road to Camp Baldy, east of Claremont. 366 Comment
  RSA453264  Cercocarpus betuloides Geo. L. Moxley 1916-6-15 493 Los Angeles Brown's Canyon Comment
  SDSU8984  Cercocarpus betuloides A. H. Gallup 1947-10-9 57 Los Angeles Above Valleyermo road to Big Pine. 1676 Comment
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Dec 9 2014
  CAS-BOT-BC142111  Cercocarpus betuloides var. betuloides Geo. B. Grant 1906-9-1 7164 Los Angeles Catalina Island Comment
  CAS-BOT-BC142146  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-2-9 3338 Los Angeles On trail between Sierra Madre and Santa Anita Canyon - San Gabriel Mts. Comment
  RSA1186  Cercocarpus betuloides var. blancheae Carl B. Wolf 1930-1-30 1462 Los Angeles Head of Descanso Canyon, Catalina Island. Comment
  UC1204710  Cercocarpus betuloides var. blancheae Huron H. Smith 1912-6-24 5165 Los Angeles Rock Spring Canyon; Santa Catalina Island, Rock Spring Canyon 304 Comment
  UC187678  Cercocarpus betuloides var. blancheae Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  SFV3801  Chaenactis artemisiifolia M. L. Vincent 1962-5-25 258 Los Angeles Santa Monica Mountains 2 miles east of Malibu Canyon on Piuma Road. Comment
  RSA16456  Chaenactis artemisiifolia B. D. Stark 1928-6-29 1001 Los Angeles Semiole Hot Springs 457 Comment
  UCSB42018  Chaenactis artemisiifolia Corlett, David 1979-4-29 Los Angeles 2 miles north of junction Highway 23 and Highway 1 Comment
  JEPS30569  Chaenactis fremontii Donald M. Kyhos 1957-4-26 57 -85 Los Angeles e of Pearblossom (at turn to Big Rock) Comment
  RSA656223  Chaenactis glabriuscula Joseph M. Keefe 1978-5-11 22912 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  RSA654071  Chaenactis glabriuscula var. glabriuscula Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 734 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 426 Comment
  CAS-BOT-BC277520  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-5-27 173 Los Angeles San Pedro Comment
  UC57436  Chaenactis santolinoides J. H. Barber 1897-7-4 269 Los Angeles Mt. Gleason summit Mt. Gleason Comment
  UCR281165  Chaenactis stevioides R. G. Swinney 2014-4-23 16183 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  RSA595461  Chaenactis xantiana Timothy S. Ross, Victor W. Steinmann 1995-5-8 8557 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  LA50647  Chamaesyce melanadenia A. M. Johnson; 1928-2-16 143 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC447164  Chamaesyce melanadenia J. Ewan 1931-4-25 4169 Los Angeles South Fork Verdugo Range, La Tuna Canyon Comment
  RSA598993  Chamaesyce melanadenia L. C. Wheeler 1952-3-30 6846 Los Angeles San Gabriel Mountains. Little Tujunga, near Limerock Canyon. 472 Comment
  RSA187771  Chamaesyce serpillifolia R. F. Thorne 1966-9-14 36654 Los Angeles Santa Catalina Island: behind Ben Weston Beach. 3 Comment
  POM120988  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena. Comment
  RSA527755  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4324 Los Angeles San Clemente Island. E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA225728  Chenopodium album R. F. Thorne, A. C. Gibson 1971-5-22 39745 Los Angeles Fish Canyon 335 Comment
  LA51484  Chenopodium ambrosioides Peter H. Raven; 1959-2-15 13780 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  RSA423404  Chenopodium ambrosioides Edwin Kline 1924-7-5 s.n. Los Angeles Near Inglewood. Comment
  RSA750211  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  POM12255  Chenopodium californicum F. L. Robinson 1921-4-15 34 Los Angeles North of Claremont. Comment
  RSA478473  Chenopodium californicum I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
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Sep 24 2007
  RSA478486  Chenopodium californicum Fay A. MacFadden 1931-3-20 s.n. Los Angeles Hills and along wash, Tuna Canyon, Verdugo Hills 335 Comment
  RSA624451  Chenopodium californicum Joseph A. Ewan 1933-04 10926 Los Angeles Santa Monica Mountains: Higgins Canyon. Comment
  RSA771568  Chenopodium californicum R. G. Swinney 2009-5-6 10666 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  SBBG116992  Chenopodium californicum S. A. Junak 2001-5-4 SCa 1475 Los Angeles slopes overlooking Cherry Cove, upslope from rd, on E side of cove 70 Comment
  UCR91371  Chenopodium californicum Scott D. White 1995-3-15 2578 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
  CATA456  Chenopodium californicum Sara L. Crockett, Mark Hoefs, Steve Junak 1997-3-27 599 Los Angeles Santa Catalina Island: 0.2 mile N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; ca. 5 m E of road 286 Comment
  RSA631998  Chenopodium californicum L. C. Wheeler 1973-4-21 s.n. Los Angeles 47th. Street east and Barrel Springs road. Comment
  RSA624119  Chenopodium leptophyllum L. C. Wheeler 1933-6-17 1863 Los Angeles Claremont 365 Comment
  RSA782490  Chenopodium murale R. G. Swinney 2009-4-13 10329 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA529902  Chenopodium pratericola T. S. Ross 1991-8-16 5808 Los Angeles Colby Canyon 1064 Comment
  UC56771  Chenopodium pratericola Ernest Braunton Sept. 1902 681 Los Angeles Los Angeles Comment
  RSA423250  Chenopodium strictum var. glaucophyllum Wm. Martin, R. Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  UCR124384  Chlorogalum pomeridianum I. W. Clokey, B. C. Templeton 1929-1 4587 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 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
  CAS-BOT-BC257198  Chorizanthe procumbens P. A. Munz 1919-5-13 2790 Los Angeles Claremont Comment
  CAS-BOT-BC244664  Chorizanthe staticoides Alice Eastwood 1906-5-27 s.n. Los Angeles Garvanza Comment
  RSA708600  Chorizanthe staticoides Valerie L. Soza, LeRoy Gross 2001-5-9 1202 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
  RSA709536  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  SBBG33700  Chorizanthe staticoides V. Soza with S. Boyd 2002-4-10 1396 Los Angeles Del Sur Ridge, E side of Haskell Cyn, along fire rd 6N18 just below Pk 2508 686 Comment
  SDSU4931  Chorizanthe staticoides H. Wedberg 1966-4-3 1196 Los Angeles Above Hill Drr. X Neal, in Eagle Rock. 457 Comment
  UC153414  Chorizanthe staticoides Ernest Braunton 1901-5-19 Los Angeles foothills Santa Monica Mountains near Griffth Park (Western Ave.); foothills Santa Monica Mountains near Griffith Park Comment
  RSA303937  Chorizanthe staticoides James R. Shevock 1971-5-11 1053 Los Angeles Old Sierra Highway near Soledad Junction 518 Comment
  SD253528  Chorizanthe watsonii R. G. Swinney 2011-6-7 15042 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 mile NNW of Angeles Crest Highway along south entrance road to Chilao Flat Campground, both side of road. 1584 Comment
  RSA0070678  Cirsium occidentale var. californicum Steve Boyd, Thomas Elias 1987-4-14 2044 Los Angeles San Gabriel Mountains, Rincon-Red Box Rd. south of Rincon Forest Station, north of Glendora. Comment
  RSA0070684  Cirsium occidentale var. californicum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3676 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA526533  Cirsium occidentale var. occidentale Steve Boyd 1990-4-7 4271 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR50874  Cirsium occidentale var. occidentale A. C. Sanders 1988-5-18 7843 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  CAS-BOT-BC286518  Cirsium undulatum Alice Eastwood 1917-7-20 6510 Los Angeles Santa Catalina Island Comment
  RSA249810  Cistanthe monandra R. F. Thorne, C. W. Tilforth 1973-4-20 43007 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA563515  Cistus ladanifer T. S. Ross, Walter Appleby 1993-4-15 6820 Los Angeles Western SAn Gabriel Mts: southerly draw ca 515 m ssw of May canyon saddle, draining to Wilson Canyon 1011 Comment
  UCR1430  Cistus ladanifer Bland Ewing 1961-3-30 300361- 9 -16 Los Angeles San Gabriel Mtns., Brown Mtn. Fire Control Rd., El Prieto Canyon, Altadena Comment
  RSA453479  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  RSA762143  Clarkia bottae Orlando Mistretta, Christine Mistretta 2008-5-15 3061 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1214 Comment
  RSA716905  Clarkia cylindrica LeRoy Gross 2006-5-30 2463 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Between 34.56823N, 118.74161W, and 34.5822N, 118.73220W. 1244 Comment
  UCR206120  Clarkia dudleyana R. G. Swinney 2008-5-30 8904 Los Angeles San Gabriel Mtns., San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  UCSC007428  Clarkia dudleyana Walter Wisura 2007-7-11 21170 Los Angeles Evey Canyon off Mt. Baldy Rd. Plants scattered on steep north slopes ca. 1/4 mile from gate. 736 Comment
  RSA3731  Clarkia epilobioides Carl B. Wolf 1932-5-10 3521 Los Angeles Equestrian trail back of Avalon. Santa Catalina [Island]. 244 Comment
  POM153230  Clarkia epilobioides C. L. Hitchcock 1928-5-3 48 Los Angeles Santa Monica Mountains, Santa Anita canyon. 61 Comment
  RSA448274  Clarkia epilobioides Thekla Mohr 1897-05 s.n. Los Angeles [The City of] San Gabriel. Comment
  SFV6240  Clarkia purpurea M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains Extreme upper reaches of East Fork of Devil Canyon. 861 Comment
  CAS-BOT-BC172541  Clarkia purpurea subsp. purpurea Ernest Braunton 1902-6-1 s.n. Los Angeles Elysian Park Comment
  SBBG60315  Clarkia purpurea subsp. purpurea R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC163713  Clarkia purpurea subsp. quadrivulnera E. Braunton 1902-6-4 s.n. Los Angeles Los Angeles Comment
  RSA430216  Clarkia purpurea subsp. quadrivulnera Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mountains, Rd N3 at mile marker 20.28, vicinity of Hidden Springs, Angeles National Forest. Comment
  RSA448325  Clarkia purpurea subsp. quadrivulnera Geo. L. Moxley 1917-5-10 s.n. Los Angeles Hill east of Eagle Rock 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
  UCSB9711  Clarkia purpurea subsp. quadrivulnera Gill, Robert 1959-6-2 Los Angeles San Antonio Cyn; along lower road; San Gabriel Mtn Range 792 Comment
  UCR223139  Clarkia rhomboidea R. G. Swinney 2009-7-22 11356 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC165512  Clarkia unguiculata Robert F. Thorne; C. W. Tilforth 1971-6-29 40728 Los Angeles San Gabriel Mts., Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Rd. 914 Comment
  RSA0056209  Clarkia unguiculata Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA448469  Clarkia unguiculata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  RSA593498  Clarkia unguiculata Steve Boyd, Mike Wall 1996-5-16 8769 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  RSA600204  Clarkia unguiculata Steve Boyd, Lauren Raz 1997-5-28 9890 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
  UCR127168  Claytonia A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26148 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR191726  Claytonia exigua subsp. exigua A. C. Sanders 2008-4-23 35064 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  RSA466693  Claytonia parviflora subsp. parviflora Kenneth R. Montgomery, Thomas W. Strid 1973-4-14 73- 18 -C Los Angeles Dillon Divide, San Gabriel Mountains. Site of LASCA Cistus field plot. Comment
  CAS-BOT-BC443734  Claytonia rubra subsp. rubra John H. Thomas 1957-5-8 6736 Los Angeles San Gabriel Mountains. About 13 miles NE of center of Pasadena. 1676 Comment
  RSA0059527  Claytonia rubra subsp. rubra Steve Boyd, Timothy S. Ross 1997-3-21 9198 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  LA52247  Clematis lasiantha Harlan Lewis; 1940-2-24 1071 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  RSA0022365  Clematis lasiantha Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5119 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SD90192  Clematis lasiantha Benjamin C. Stone 1953-3-16 304 Los Angeles Baseline Road, just east of Webb School, Claremont 366 Comment
  UCR205554  Clematis lasiantha R. G. Swinney 2008-5-30 8890 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  LA52244  Clematis lasiantha Tom O'Donnell; 1953-4-30 Los Angeles SANTA MONICA MOUNTAINS, Big Oak Flats. 457 Comment
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Jun 18 2014
  UC586905  Clematis ligusticifolia Joseph Andorfer Ewan 1934-8-3 8425 Los Angeles at foot Table Mt.; San Gabriel Mts., Swartout Valley, Table Mt. 2072 Comment
  UCR189675  Clematis pauciflora R. G. Swinney 1990-3-23 1548 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA0117477  Collinsia bartsiifolia var. davidsonii A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37952 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mi. SE (144 deg ) of Castac Lake, 1.7 mi. NE (43 deg ) of Gorman, just S of Kern Co. line. 1141 Comment
  RSA0076348  Collinsia callosa H. M. Hall 1900-6-3 1492 Los Angeles Swarthout Canyon, San Antonio Mountains. 2012 Comment
  IRVC28163  Collinsia heterophylla A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26274 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  RSA650929  Collinsia heterophylla R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  RSA408270  Collinsia heterophylla Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  RSA408292  Collinsia heterophylla N. C. Cooper 1945-5-1 2231 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  RSA678137  Colutea arborescens Valerie L. Soza, Monica Acosta, Tasha La Doux, Michael Wall 2001-6-28 1307 Los Angeles Upper Forest Service Road 2N66, between Fern Canyon and Pine Canyon. Comment
  SD66845  Constancea nevinii R. Mitchel Beauchamp 1967-3-20 352 Los Angeles On cliff above beach road between Avalon and Abalone Point. Comment
  SD69700  Convolvulus arvensis Robert F. Thorne 1966-4-29 36283 Los Angeles Santa Catalina Island; near dam Middle Ranch, Middle Ranch Canyon. 199 Comment
  RSA187955  Conyza bonariensis R. F. Thorne 1966-4-28 36187 Los Angeles Santa Catalina Island. Avalon, S.C.I. Co. parking lot. 15 Comment
  RSA611363  Conyza canadensis L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA594404  Conyza canadensis Steve Boyd, Lauren Raz 1996-10-14 9081 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  UCR231169  Cordylanthus rigidus Dan S. Cooper 2011-9-28 911- 115 Los Angeles Western Transverse Range; Santa Monica Mtns., open space east of Laurel Canyon Blvd., east of Fryman Rd. intersection 250 Comment
  POM48111  Cordylanthus rigidus subsp. setiger I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak 1067 Comment
  RSA0053886  Coreopsis bigelovii R. G. Swinney 2010-5-11 12637 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA709688  Coreopsis bigelovii LeRoy Gross 2005-4-28 2177 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR220168  Coreopsis bigelovii R. G. Swinney 2009-4-2 10257 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
  SEINET10808309  Coreopsis calliopsidea Noel H. Holmgren, Patricia K. Holmgren 1974-4-4 Holmgren 7625 Los Angeles Mojave Desert, Antelope Valley, just southeast of Piute Butte, 17.5 airline miles east-southeast of downtown Lancaster. 762 Comment
  CAS-BOT-BC287090  Coreopsis douglasii Marcus E. Jones 1882-5-2 3361 Los Angeles Pasadena Comment
  CAS-BOT-BC105704  Corethrogyne filaginifolia Fordyce Grinnell 1915-9-4 s.n. Los Angeles San Gabriel Mts., upper Arroyo Seco Canyon [Canon] Comment
  UC310496  Corethrogyne filaginifolia M. L. Canby 1925-11-28 10 Los Angeles 4 mi n Saugus Comment
  UC895244  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at the mouth of Cape Canyon; Santa Catalina Island 200 Comment
  RSA607957  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1932-9-24 1403 Los Angeles Thompson Wash, 2 mi. NE La Verne. 373 Comment
  POM307003  Corethrogyne filaginifolia var. filaginifolia Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1920 Los Angeles San Gabriel Wash. Comment
  CAS-BOT-BC212116  Cornus sericea Geo. B. Grant 1901-6-23 s.n. Los Angeles Pasadena Comment
  UCR87421  Cornus sericea subsp. occidentalis R. G. Swinney 1994-6-11 2876 Los Angeles Eastern San Gabriel Mtns., west of Wrightwood, c. 1.5 mi SE of Big Pine Forest Service Center on Blue Ridge Nature Trail, c. 100 ft west of trail in stream bottom 2256 Comment
  RSA585824  Coronilla valentina T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6057 -a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; Abalone Cove area; old road from Palos Verdes Drive South to Abalone Cove (now just a trail), NW of Portuguese Point and +/- SSE of the Wayfarers chapel. Comment
  RSA719197  Cotula australis R. G. Swinney 1998-4-13 5968 Los Angeles Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of N terminous of Mills Ave., on Cobal Canyon Rd. 543 Comment
  RSA602309  Cotula australis L. C. Wheeler 1946-12-14 6448 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA651106  Cotula australis Richard A. Goodfellow 1948-3-29 s.n. Los Angeles In the parkway at the conter of California Ave. and Glendale Ave. Glendale. Comment
  UCR182479  Crepis acuminata R. G. Swinney 1997-7-17 5687 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
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Aug 23 2013
  UC1714527  Crepis acuminata I. M. Johnston 1918-7-6 2083 Los Angeles Pine Mt. Ridge San Antonio Mountains (lee-side of ridge crest) 2438 Comment
  OBI5952  Cressa truxillensis Carl B. Wolf 1932-5-12 3593 Los Angeles Santa Catalina Island. Little Harbor Comment
  POM3811  Cressa truxillensis I. M. Johnston 1917-6-10 1314 Los Angeles Near Mesmer. Comment
  RSA5873  Cressa truxillensis C. B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch, west side of San Gabriel River Flood Control, 1/2 mi. So. of 7th St (Long Beach). 3 Comment
  CAS-BOT-BC181574  Crossosoma californicum Reid Moran 1941-2-26 630 Los Angeles Bank of creek, Johnson's Valley - Santa Catalina Island Comment
  RSA12744  Crossosoma californicum C. B. Wolf 1932-5-9 6095 Los Angeles Santa Catalina Island. Junction of Upper Pebbly Beach Road and road to Renton Mine. 121 Comment
  UC1281095  Crossosoma californicum H. E. McMinn 1924-7-1 1309 Los Angeles Catalina Is. Comment
  LA200765  Croton californicus Norman A. Cole; May 1964 405 .8 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  SEINET9253026 Image available Croton californicus T. Elias, W. Wisura 1984-7-27 8514 Los Angeles North of Malibu; Point Dume. Comment
  SJSU13235  Croton californicus C. W. Sharsmith 1943-9-10 4583 Los Angeles Mojave Desert near Llano Comment
  RSA184062  Cryptantha barbigera I. L. Wiggins 1966-4-23 20644 Los Angeles E side of 145 st. E, between Palmdale Blvd. and Ave. O, N of Pearblossom Mohave Desert. Comment
  RSA587342  Cryptantha circumscissa Orlando Mistretta 1992-5-4 220 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  POM368353B  Cryptantha clevelandii var. florosa M. B. Dunkle 1929-4-6 2083 Los Angeles Santa Catalina Island. Avalon Canyon, Equestrian trail Comment
  UCR98796  Cryptantha decipiens Steve Boyd, L. Raz 1997-4-16 9501 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
  POM369137  Cryptantha echinella B. C. Templeton 1932-5-31 4862 Los Angeles Angeles National Forest, San Gabriel Mountains 732 Comment
  SBBG63824  Cryptantha intermedia R. Hoffmann 1929-4-26 Los Angeles near Castaic, Soledad Cyn Comment
  SEINET3860021  Cryptantha intermedia R. G. Swinney 2009-4-21 10416 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon was, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  UC78411  Cryptantha intermedia Rev. J. C. Nevin Los Angeles San Fernando Comment
  RSA0016893  Cryptantha intermedia F. L. Robinson 1921-4-15 9 Los Angeles Claremont. 365 Comment
  RSA656157  Cryptantha intermedia Joseph M. Keefe 1978-5-23 23273 Los Angeles Verdugo Mountains: Summit of hill, 200 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 317 Comment
  RSA0016891  Cryptantha intermedia var. johnstonii D. L. Crawford, H. D. Hiatt 1916-3-28 257 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  RSA187830  Cryptantha maritima R. F. Thorne 1966-4-5 35855 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  UC573134  Cryptantha micrantha Herbert L. Mason 1932-4-1 6867 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  LA103221  Cryptantha microstachys Barry A. Prigge; 1985-6-14 6403 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  JEPS67707  Cryptantha muricata W. L. Jepson 1935-4-17 17065 Los Angeles Portal Ridge Comment
  RSA0105973  Cryptantha muricata R. G. Swinney 2011-7-8 15501 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  UC1063844  Cryptantha muricata A. D. Gifford 1934-5-8 203 Los Angeles between head of Lobe Canyon and Traucas Canyon; Triunfo Pass 609 Comment
  UCR260334  Cryptantha muricata R. G. Swinney 2010-5-4 12541 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA0013554  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2011-6-11 5684 -a Los Angeles Aliso Cyn. Forest Road 4N24, 1.9 air miles SW of Vincent, 1.5 air miles N of Aliso Cyn Road. 1121 Comment
  RSA0079277  Cryptantha muricata var. muricata Steve Boyd, Thomas Elias 1987-4-14 2041 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora. Comment
  SBBG129313  Cryptantha muricata var. muricata A. Parikh, N. Gale 2012-5-9 3587 Los Angeles 0.8 km N of W Fork San Gabriel River, 1.4 km E of Shortcut Cyn 1106 Comment
  RSA0079211  Cryptantha muricata var. muricata P. A. Munz, R. D. Harwood 1920-4-21 3707 Los Angeles San Dimas Canyon. 457 Comment
  RSA0079580  Cryptantha muricata var. muricata L. C. Wheeler 1933-7-4 1909 Los Angeles San Gabriel Mts. San Dimas Canyon. 548 Comment
  UCD119979  Cryptantha nevadensis Daryl Koutnik 1978-3-23 131 Los Angeles north side of State Highway 18 and just west of Llano. 975 Comment
  RSA250588  Cryptantha nevadensis var. rigida R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41587 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  UCR191702  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-11 34857 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  RSA80745  Cryptantha oxygona F. W. Peirson 1921-6-15 2463 Los Angeles Trail from Pine Flats to Chilao 1677 Comment
  SBBG63850  Cryptantha oxygona R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR220250  Cryptantha oxygona R. G. Swinney 2009-4-28 10517 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  SD138917  Cryptantha oxygona Craig Reiser 1994-5-4 Los Angeles Kentucky Springs shooting area; northwestern San Gabriel Mountains; one mile southwest of Mount Emma Comment
  UCD120011  Cryptantha pterocarya Geoffrey Levin 1975-5-17 515 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  RSA549524  Cryptantha simulans T. S. Ross, Steve D. Boyd 1990-6-18 3458 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  SEINET10625753  Cucumis melo Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2509 Los Angeles City of Pasadena. Good Food Market, 1864 E. Washington. Comment
  CHSC3736  Cucurbita foetidissima Sue Boergadine 1966-4-28 5 Los Angeles Approximately 8 mi NE of Newhall. 914 Comment
  CAS-BOT-BC224475  Cuscuta californica Le Roy Abrams 1902-7-5 1560 Los Angeles Azusa Comment
  CAS-BOT-BC224484  Cuscuta californica Le Roy Abrams 1900-8-1 1027 Los Angeles Ballona Harbor Comment
  JEPS23138  Cuscuta californica Rimo Bacigalupi with Reino Alava 1958-7-21 6458 Los Angeles about 3 mi above Little Rock Lake (artificial) (in lower reaches of Little Rock Creek, n base of San Gabriel Mts.); San Gabriel Mts., Little Rock Creek 1066 Comment
  POM3544  Cuscuta californica P. A. Munz 1918-5-19 2267 Los Angeles Pomona. Comment
  POM3642  Cuscuta californica L. R. Abrams 1900-8-9 877 Los Angeles San Gabriel Canyon Comment
  UCR205887  Cuscuta californica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37089 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA709607  Cuscuta californica var. californica A. C. Sanders, A. Thompson 2003-4-15 25992 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 305 Comment
  RSA166489  Cuscuta subinclusa W. G. Webb 1935-3-3 s.n. Los Angeles Glenoaks, Glendale Comment
  SBBG107240  Cylindropuntia prolifera J. Rebman, J. Dunn 1996-4-29 3118 Los Angeles Eel Cove, near Eel Pt 10 Comment
  RSA92302  Cyperus eragrostis Joseph A. Ewan 1931-7-31 4778 Los Angeles Telegraph Road near Santa Fe Crossing, East Los Angeles. Comment
  SBBG131722  Cyperus eragrostis S. A. Junak 1999-5-8 SCa 911 Los Angeles lower part of Fern Cyn, just 0.3 mi upstream from jct with Cottonwood Cyn 121 Comment
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Jul 28 2016
  RSA365108  Cyperus odoratus Wm Martin 1971-8-11 s.n. Los Angeles Along drainage of Malibu Creek, vicinity of Tapia Park Comment
  UCR209955  Cyperus odoratus R. G. Swinney 2008-9-9 9333 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  PASA1857  Cystopteris fragilis Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA587994  Cystopteris fragilis Orlando Mistretta, Timothy S. Ross 1994-6-1 1301 Los Angeles San Gabriel Mountains: Santiago Canyon. 1610 Comment
  UCR206463  Cytisus striatus A. C. Sanders, T. B. Salvato 2009-5-20 36864 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 108 Comment
  UC1584051  Datisca glomerata Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4057 Los Angeles ne of Tie Summit Station (and e of Angeles Forest Highway, Angeles National Forest, Westerly drainage that meets Tie Canyon, Tujunga Ranger District); San Gabriel Mountains, Angeles National Forest 1463 Comment
  RSA482327  Datisca glomerata Aaron Liston, S. D. Boyd 1987-6-24 578 -1 Los Angeles Upper Big Tujunga Canyon, at base of small drainage 1120 Comment
  RSA586472  Datura wrightii Orlando Mistretta 1995-6-21 1821 Los Angeles San Gabriel Mountains: Emma section, lower Little Rock Creek drainage. Along road near Guard Station. 960 Comment
  LA82091  Daucus pusillus O. H. Kappler; 1944-6-11 675 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA470461B  Daucus pusillus Fay A. MacFadden 1931-4-4 s.n. Los Angeles Verdugo Hills; Tuna Canyon 335 Comment
  SEINET12118158  Daucus pusillus F. R. Fosberg 1932-1 8140 Los Angeles Coach Rd above Hamilton C. Santa Catalina 4 210 Comment
  SBBG98646  Deinandra clementina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5094 Los Angeles North Head, WNW of the new landing field 15 Comment
  UCD131057  Deinandra fasciculata Daryl Koutnik 1978-6-24 547 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  SD232611  Deinandra minthornii Scott D. White 1995-10-11 3690 Los Angeles Santa Susana Mtns.: S edge of Santa Susana Mts., above Chatsworth. Vacant lot between 22380 & 22872 Trigger St. Comment
  OBI70280  Delairea odorata LeRoy Gross 1999-2-20 115 Los Angeles Santa Monica Mts: Temescal Cyn, city of Pacific Palisades 122 Comment
  SBBG89603  Delosperma litorale A. C. Sanders 1987-7-22 7147 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  RSA650493  Delphinium cardinale Mary H. Ward 1970-4-19 LASCA- 934 Los Angeles San Rafael Hills,behind Linda Vista, southwestern Pasadena 305 Comment
  CHSC4743  Delphinium depauperatum M. MacArthur 1967-6-24 58 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream bed, Angeles National Forest, San Gabriel Mts. 1524 Comment
  RSA679834  Delphinium parishii subsp. parishii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 893 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA229025  Delphinium parishii subsp. parishii Robert F. Thorne, C. W. Tilforth 1971-6-30 40805 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
  RSA305974  Delphinium parishii subsp. parishii J. L. Huber 1975-6-8 1551 Los Angeles San Gabriel Mountains, 1 mi. north of U.S. Forest Sevice station 1524 Comment
  LA212286  Delphinium parryi Carol Haines; 1964-5-23 s.n. Los Angeles 1 miles from beginning of Old Ridge Route. 426 Comment
  CAS-BOT-BC121541  Delphinium patens subsp. hepaticoideum George B. Grant 1898-4-1 s.n. Los Angeles Mount Wilson trail Comment
  LA82453  Delphinium patens subsp. hepaticoideum O. H. Kappler; 1946-4-6 1079 Los Angeles SANTA MONICA MOUNTAINS, Hidden Valley, French Ranch, W of Lake Sherwood. 335 Comment
  POM346612  Delphinium patens subsp. hepaticoideum Barry Burnell 1971-4-26 325 Los Angeles San Dimas Canyon: 6.2 mi. from intersection of Foothill Road and San Dimas Canyon Road. San Dimas Canyon to Pacific Slope Drainage Area. 480 Comment
  UC535515  Delphinium patens subsp. hepaticoideum Ira W. Clokey, B. Templeton 1929-4-1 4433 Los Angeles hill side Santa Monica Mountains, Mandeville Canyon 425 Comment
  UCD96569  Delphinium patens subsp. hepaticoideum Kenneth A. Wilson 1961-3-10 971 Los Angeles Santa Monica Mtns. Old Topanga Canyon Road, ca. 1/4 mile west of Topanga Canyon Rd. Comment
  UCR213784  Delphinium patens subsp. hepaticoideum Scott D. White, Justin M. Wood 2009-5-6 12663 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  UCSB1968  Delphinium patens subsp. hepaticoideum Wedberg, Lee 1954-4-10 Los Angeles Upper Arroyo Seco Canyon 914 Comment
  CAS-BOT-BC82859  Dendromecon harfordii D. Lansky 1981-4-15 139 Los Angeles Piuma Road. 2 miles south of Las Virgens road. 320 Comment
  CHSC25072  Dendromecon rigida L. M. Mayer; I. J. Mayer 1974-4-6 134 Los Angeles Malibu Canyon ca. 1/2 mi ne of Tapia Park on Las Virgenes/Malibu Canyon Rd. Comment
  SD253512  Dendromecon rigida R. G. Swinney 2011-5-31 14915 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
  UCR198383  Dendromecon rigida Valerie Soza, L. Moore 2000-5-10 843 B Los Angeles Transverse Ranges: 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 579 Comment
  RSA433208  Dendromecon rigida Alva Watry 1951-5-10 s.n. Los Angeles Rattlesnake Canyon: Angeles National Forest. Comment
  RSA562192  Dendromecon rigida subsp. rigida D. Charlton 1989-4-30 2962 Los Angeles San Gabriel Mtns. Angeles Crest Highway near Angeles Crest Station, southern boundary of the Angeles National Forest. 762 Comment
  RSA0034902  Dentaria californica L. Scott Ranger 1969-1-14 None Los Angeles Santa Monica Mtns., Stunt Cnyn below Saddle Peak 426 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
  RSA134666  Descurainia E. K. Balls 1959-2-9 23761 Los Angeles Claremont. Comment
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Aug 6 2008
  RSA650977  Descurainia pinnata G. F. Orr 1956-3-25 s.n. Los Angeles Newhall. 426 Comment
  POM369384  Descurainia pinnata subsp. glabra Ora M. Clark 1929-3-30 s.n. Los Angeles E of Lancaster. Comment
  CDA24800  Descurainia pinnata subsp. glabra G. D. Barbe, T. C. Fuller 1973-4-9 1205 Los Angeles 8 miles west of Victorville (US 395) on Highway 18, 22.2 miles east of Pearblossom. 0 Comment
  UCD114798  Descurainia sophia Leo Turner 1928-5-20 s.n. Los Angeles Antelope Valley. Comment
  RSA433568  Dicentra chrysantha M. B. Dunkle 1933-6-17 3595 Los Angeles San Antonio River Canyon 915 Comment
  CAS-BOT-BC402520  Dicentra ochroleuca Chester Dudley 1931-4-22 s.n. Los Angeles Summit of Saddle Peak, 4 miles west of Fernwood in Topango Canon [Topanga Canyon], 3 miles north of the ocean, Santa Monica Mts. 864 Comment
  RSA433598  Dicentra ochroleuca Jack Rempel 1934-5-6 18982 Los Angeles Mulholland Drive, Santa Monica Mountains. Comment
  UC440469  Dicentra ochroleuca Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  UCR100067  Dichelostemma capitatum R. G. Swinney 1969-5-4 409 -12 Los Angeles San Gabriel Mtns., Glendora Foothills. 0.6 mi north of Sierra Madre Ave. on N Pennsylvania Ave., Glendora 366 Comment
  UCR223501  Dichelostemma capitatum R. G. Swinney 2009-5-28 10949 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SEINET12049472  Dichelostemma capitatum F. R. Fosberg 1931-1 S 4369 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island 50 Comment
  POM1682  Dichelostemma capitatum subsp. capitatum Philip A. Munz 1918-5-16 2253 Los Angeles Claremont Comment
  UCSB45207  Dichelostemma capitatum subsp. capitatum Batson, J. 1979-2-24 Los Angeles End of Traneas Canyon Road near Malibu, CA 91 Comment
  CLARK-A1528-4586  Digitaria ischaemum John C. Roos 1949-10-19 4692 Los Angeles San Gabriel 121 Comment
  SBBG129311  Diplacus brevipes A. Parikh, N. Gale 2012-5-9 3589 Los Angeles 0.8 km N of W Fork San Gabriel River, 1.4 km E of Shortcut Cyn 1106 Comment
  SD69615  Diplacus puniceus Robert F. Thorne, P. Everett 1965-5-10 34462 Los Angeles on NW slope of Black Jack Mt., Santa Catalina Island 487 Comment
  CAS-BOT-BC195608  Distichlis spicata W. A. Silveus 1938-6-19 3696 Los Angeles Long Beach Comment
  RSA0001937  Dithyrea maritima Anstruther Davidson 1892-1 1865 Los Angeles Redondo. Comment
  RSA65169  Dodecahema leptoceras F. W. Peirson 1951-1 1777 Los Angeles Rubio Wash, Altadena Comment
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Dec 17 2015
  UCD118802  Dodecatheon clevelandii Gordon Pilone 1961-3-3 107 Los Angeles Padua Hills, 100 yards above Spanish restaurant. San Gabriel Mt. Range. 396 Comment
  UC1123251  Dodecatheon clevelandii subsp. clevelandii A. D. Gifford 1935-3-17 489 Los Angeles 2 1/2 mi sw Red Mountain; Angeles National Forest, Tejon Quad. Comment
  RSA574349  Dodecatheon clevelandii subsp. clevelandii R. G. Swinney 1994-4-8 2758 Los Angeles Glendora Wilderness Park. 457 Comment
  UCR141026  Draba corrugata June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA789057  Drymocallis glandulosa var. reflexa Jane Tirrell, Graham Bothwell 2012-7-11 LS 0112 Los Angeles South side California State Route 2 near mile marker 67.7 2309 Comment
  POM624  Drymocallis glandulosa var. wrangelliana O. W. Robinson 1916-5-7 s.n. Los Angeles Johnson's Pastures, near Claremont. Comment
  POM250500  Dryopteris arguta I. W. Clokey, E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  RSA0013632  Dryopteris arguta Orlando Mistretta, Jamie Reese 2011-7-28 6008 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  RSA0088006  Dryopteris arguta R. G. Swinney 2010-6-21 13282 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  UCR132304  Dryopteris arguta 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
  RSA0021416  Dudleya L. Haines 1935-7-4 s.n. Los Angeles Little Dalton. San Gabriel Mountains Comment
  RSA748849  Dudleya cymosa subsp. pumila Scott D. White, Justin M. Wood, C. Huntley, J. Miner 2009-5-12 12690 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA226198  Dudleya lanceolata Gary D. Cromwell, David W. Wheat 1971-7-1 693 Los Angeles slope just south of Big Dalton Canyon Road 1 mi. form intersection with Glendora Mountain road, 2 miles NE of Glendora 426 Comment
  UCR178047  Dudleya lanceolata LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1032 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  SBBG98197  Dudleya virens F. R. Fosberg 1931-5-18 4890 Los Angeles Little Harbor 2 Comment
  SDSU5737  Dudleya virens subsp. hassei Jim Dice, Michael Donoghue & Terry Martin 1983-5-20 346 Los Angeles Santa Catalina Island, northeast-facing slope above Pebbly Beach Drive, between Avalon Bay and Abalone Point. 23 Comment
  RSA26377  Dudleya virens subsp. insularis Reid V. Moran 1941-5-27 874 Los Angeles 1/4 mile east of Point Vicente 20 Comment
  POM365254  Echinochloa crus-galli Robert Gustafson 1981-6-17 2243 Los Angeles Ballona Wetlands, Area 2. Comment
  UC56957  Echinodorus berteroi Dr. A. A. Davidson 1893-8-13 Los Angeles Los Angeles, Garvanza (near Eagle Rock) Comment
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Oct 25 2015
  RSA636099  Echinodorus berteroi L. C. Wheeler 1953-9-27 7052 Los Angeles San Gabriel Mountains: Arroyo Seco, just upstream 100 yards from Pasadena water intake. . Comment
  RSA594797  Eclipta prostrata Steve Boyd, Lauren Raz 1996-10-29 9097 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 999 Comment
  UCR261552  Eclipta prostrata R. G. Swinney 2010-6-29 13377 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  LA82498  Eleocharis palustris O. H. Kappler; 1943-5-2 387 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA202621  Eleocharis parishii Arthur C. Gibson; 2006-9-4 5136 Los Angeles Simi Hills, NW corner of Roscoe Blvd and Valley Circle Blvd, about 200 m from the SW edge of Chatsworth Reservoir property Comment
  POM266898  Eleusine indica J. C. Roos 1942-10-1 1735 Los Angeles Los Angeles. Comment
  SD112841  Elymus cinereus Darley F. Howe 1948-5-3 1799 Los Angeles Three miles north of Lancaster 609 Comment
  UCR140429  Elymus condensatus June Latting 1958-5-11 207 Los Angeles Western Transverse Range; Santa Monica Mtns., Arroyo Sequit, 2 miles north of junction of Mulholland Hwy and Pacific Coast Highway 183 Comment
  UCD94957  Elymus elymoides A. D. E. Elmer 1902-7-1 s.n. Los Angeles Acton, SW of Palmdale, NE of Los Angeles. Comment
  UCR127002  Elymus elymoides A. C. Sanders, Mark A. Elvin 2003-6-18 26942 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  POM365343  Elymus glaucus Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  UCR125958  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  SEINET10864626  Elymus glaucus F. R. Fosberg 1931-4-14 Fosberg S 4610 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Creek bed. Upper Sonoran Zone. 180 Comment
  CAS-BOT-BC206740  Elymus glaucus subsp. glaucus Peter H. Raven 1959-5-9 14162 Los Angeles Mullholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage - Santa Monica Mountains 274 Comment
  CHSC95523  Elymus glaucus subsp. glaucus LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Los Angeles Basin: Verdugo Mountains region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland. 427 Comment
  RSA603785  Elymus glaucus subsp. glaucus L. C. Wheeler 1948-6-17 6657 Los Angeles San Gabriel Mountains: West side Big Santa Anita Canyon, ca. 0.5 mile S of West Fork. Comment
  UCR138512  Elymus glaucus subsp. glaucus L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains, Fish Fork 1098 Comment
  UCR190056  Elymus glaucus subsp. virescens R. G. Swinney 1998-9-7 6930 Los Angeles San Gabriel Mtns., Dawson Peak ridge, Dawson Peak Ridge Trail 2829 Comment
  RSA0105971  Elymus hispidus R. G. Swinney 2011-7-8 15509 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak. 1171 Comment
  UC188831  Elymus multisetus J. H. Barber 1900-5-5 Los Angeles Santa Monica Forestry Station Comment
  RSA605011  Elymus trachycaulus subsp. trachycaulus 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
  UCR190898  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CATA1120  Encelia californica Mark L. Hoefs 1995-5-23 2085 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  UC31389  Encelia californica J. H. Barber 1897-1-24 29 Los Angeles n Santa Monica; Ocean Bluff Comment
  RSA0080981  Encelia farinosa R. G. Swinney 2010-4-30 12480 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  SFV20857  Encelia farinosa L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 723 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Ridge east of the Brand Canyon Cemetary west of the land fill. Lower part of Brand Park motorway on southwest tranding ridge. 307 Comment
  UCR177454  Endolepis covillei LeRoy Gross 2005-5-19 2309 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  CAS-BOT-BC81808  Ephedra nevadensis Louis C. Wheeler 1932-4-10 602 Los Angeles 2 mi. W Palmdale, Mojave Desert 762 Comment
  RSA300472  Ephedra nevadensis John Dourley, Walter Wisura 1982-6-16 3834 Los Angeles Little Rock Creek Comment
  SD46454  Ephedra nevadensis P. C. Everett, E. K. Balls 1956-5-9 21563 Los Angeles 6 miles south of Lancaster, Highway #6 760 Comment
  POM2992  Epilobium adenocaulon var. parishii W. R. Shaw 1900-7-3 39 Los Angeles Claremont. Comment
  UC20672  Epilobium canum subsp. canum Blanche Trask Oct. 1896 Los Angeles Avalon Santa Catalina Island Comment
  UCR130209  Epilobium canum subsp. canum M. B. Dunkle 1928-10-7 1999 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch 229 Comment
  OBI2634  Epilobium canum subsp. latifolium H. Thomas Faul 1960-7-27 s.n. Los Angeles Near Dawson Saddle, 2286 Comment
  POM18189  Epilobium canum subsp. latifolium P. A. Munz 1923-8-31 7690 Los Angeles ridge south of Swartout Valley 2500 Comment
  RSA588543  Epilobium canum subsp. latifolium Bonnie C. Templeton 1936-9-22 s.n. Los Angeles West Blue Ridge, Big Pines Park. Comment
  SBBG60146  Epilobium canum subsp. latifolium R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UC284995  Epilobium canum subsp. latifolium P. A. Munz 1923-9-1 7710 Los Angeles narrow n-facing canyon at old sawmill San Antonio Mts., Swartout Valley 2042 Comment
  UCR277008  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-30 13908 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  POM50080  Epilobium ciliatum subsp. ciliatum L. R. Abrams 1901-6-11 1745 Los Angeles New River near Long Beach. Comment
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Jan 5 2016
  RSA128018  Epilobium ciliatum subsp. ciliatum Peter H. Raven 1959-10-25 14693 Los Angeles Arroyo Sequit 1.6 miles north of Coast Hwy. 137 Comment
  SEINET9076459 Image available Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1967-1 [s.n.] Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. T3 N R8 W SW 1/4 sec. 1 1996 Comment
  RSA381716  Epipactis gigantea George R. Johnstone 1930-6-15 s.n. Los Angeles Indian Canyon near Ravenna 1067 Comment
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Nov 8 2011
  POM47142  Equisetum hyemale var. affine I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak. About spring where locally abundant and reaching 10 ft. in height. 1036 Comment
  LA5304  Equisetum laevigatum A. M. Johnson; 1928-4-7 299 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  UCR149532  Equisetum laevigatum R. G. Swinney 1997-7-17 5681 Los Angeles San Gabriel Mtns., west of Wrightwood, meadow at Big Pines, south of junction of Hwy 2 and Big Pines Hwy 2061 Comment
  POM9737  Equisetum laevigatum F. W. Peirson 1920-5-12 2133 Los Angeles El Monte Comment
  RSA258394  Eragrostis cilianensis C. W. Tilforth 1972-6-28 603 Los Angeles RSABG. Found in block 17-21 in heavy soil of Mesa. Comment
  RSA482379  Eragrostis cilianensis Richard Noyes 1988-8-24 631 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  SBBG56821  Eragrostis mexicana R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC634848  Eremalche exilis H. L. Mason 1932-4-1 6870 Los Angeles 1 mi. e. Lancaster Comment
  RSA609012  Eremocarpus setiger L. C. Wheeler 1931-1 s.n. Los Angeles San Dimas: Puddingstone. Comment
  UC168172  Eremothera boothii subsp. decorticans Hasse and Davidson 1906-6-6 1606 Los Angeles by Rock Creek (Type locality) Comment
  CAS-BOT-BC162888  Eremothera boothii subsp. desertorum E. R. Blakley 1957-5-21 B 2172 Los Angeles One mile west of Littlerock on Calif. Hwy 138 877 Comment
  UCR223291  Eriastrum densifolium R. G. Swinney 2009-7-23 11383 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0104855  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  UCD118301  Eriastrum densifolium subsp. densifolium K. C. Zakar 1969-6-1 s.n. Los Angeles San Francisquito Canyon, Saugus. 304 Comment
  RSA0107966  Eriastrum densifolium subsp. elongatum Thos. Craig 1933-10-9 2007 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  RSA0107791  Eriastrum densifolium subsp. elongatum Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA0121247  Eriastrum sapphirinum subsp. dasyanthum Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  RSA0121274  Eriastrum sapphirinum subsp. dasyanthum D. S. Krause 1939-07 s.n. Los Angeles Foothills above La Canada. Comment
  RSA0121288  Eriastrum sapphirinum subsp. dasyanthum B. C. Templeton 1935-6-23 4789 Los Angeles Azusa. Comment
  CAS-BOT-BC515035  Eriastrum sapphirinum subsp. sapphirinum F. W. Peirson 1918-11-2 156 Los Angeles San Gabriel Mts., Hennigers Flat, Mt. Wilson Toll Road 853 Comment
  RSA0116166  Ericameria linearifolia R. G. Swinney 2011-6-15 15211 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  SD68990  Ericameria linearifolia Robert F. Thorne, Lindsay Smith 1966-5-28 36377 Los Angeles North of the San Gabriel Mountains along Highway 136; 2 miles west northwest of Phelan. 1220 Comment
  UCR186657  Ericameria linearifolia A. C. Sanders 2006-5-16 32354 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR205460  Ericameria linearifolia R. G. Swinney 2008-5-2 8736 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR276828  Ericameria linearifolia R. G. Swinney 2010-5-21 12872 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
  SEINET6039533  Ericameria linearifolia Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UCR271570  Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-10-13 15794 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  HSC79917  Ericameria nauseosa var. mohavensis James Henrickson 1972-11-2 8105 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  OBI6126  Ericameria nauseosa var. mohavensis Carl B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley, 1 mi E of Wrightwood Lodge, San Gabriel Mtns 1829 Comment
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Jul 4 2013
  SBBG62853  Ericameria palmeri var. pachylepis R. Hoffmann 1931-10-1 Los Angeles below Bob's Place, Mint Cyn Comment
  POM359447  Ericameria parishii var. parishii Theodore Payne 1910-09 2756 Los Angeles San Gabriel River near Fellow's [Follows] Camp. Comment
  SEINET13387044 Image available Ericameria parryi R. G. Swinney 2011-1 15706 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
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Sep 6 2017
  HSC5751  Ericameria pinifolia W. H. Kinch 1954-9-30 25 Los Angeles Padua Ave. N Claremont, San Antonio Wash. 335 Comment
  POM39773  Ericameria pinifolia H. E. Hasse 1890-09 s.n. Los Angeles Sierra Santa Monica. [Santa Monica Mountains]. Comment
  RSA775958  Ericameria pinifolia Orlando Mistretta, Christine Mistretta 2010-6-17 5335 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR209471  Erigeron breweri R. G. Swinney 2008-7-3 9157 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  CAS-BOT-BC33467  Erigeron breweri var. bisanctus Charles Fuller Baker 1903-8-2 3451 Los Angeles San Antonia Canyon, near Claremont Comment
  JEPS41767  Erigeron divergens Joseph Andorfer Ewan and Nesta Ewan 1936-8-5 9951 Los Angeles Mescal Canyon San Gabriel Mts., Mescal Canyon 1463 Comment
  UCR149306  Erigeron foliosus R. G. Swinney 1997-7-14 5676 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  UCR189715  Erigeron foliosus R. G. Swinney 1998-7-27 6492 B Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  CAS-BOT-BC296172  Erigeron foliosus var. foliosus A. D. E. Elmer 1902-6-1 3737 Los Angeles Lancaster Comment
  POM357559  Erigeron philadelphicus Anstruther Davidson 1890-05 2017 Los Angeles San Gabriel [River] near El Monte Comment
  UC1922571  Eriodictyon crassifolium Gary Kovnat with LeRoy Gross 2003-2-16 20 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  CAS-BOT-BC189118  Eriodictyon crassifolium var. crassifolium F. A. Thackery 1928-5-18 423 Los Angeles Tuyunga Comment
  RSA0061129  Eriodictyon crassifolium var. nigrescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6834 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0091348  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-12 14706 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Cyn. 1195 Comment
  RSA454992  Eriodictyon crassifolium var. nigrescens Bonnie C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 1466 Los Angeles Bouquet Canyon. 600 Comment
  SBBG119977  Eriodictyon crassifolium var. nigrescens A. C. Sanders, M. A. Elvin, A. Parikh, N. Gale 2003-4-30 26199 Los Angeles Castaic Valley at W foot of Castaic Mesa, Newhall Ranch 366 Comment
  SD253465  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 (Chilao Flat 7.5'Q) 1096 Comment
  CATA538  Eriodictyon traskiae Sara L. Crockett 1997-5-1 698 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of White's Landing Road with Airport Road, SW side of road 463 Comment
  RSA177776  Eriodictyon traskiae Robert F. Thorne, P. C. Everett 1965-5-10 34470 Los Angeles Santa Catalina Island. Upper end of White's Landing Road, N slope of Blackjack Mt. 412 Comment
  SD60260  Eriodictyon traskiae C. B. Wolf 1932-10-5 4229 Los Angeles Santa Catalina Island; shoulder of Black Jack Peak, east of Black Jack Mine. 456 Comment
  CATA1005  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1994-7-18 1886 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA774175  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11323 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UC1211013  Eriodictyon trichocalyx Huron H. Smith 1912-5-3 4944 Los Angeles Azusa 243 Comment
  RSA307211  Eriodictyon trichocalyx var. trichocalyx Henry J. Ramsey 1937-6-24 2059 Los Angeles Big Pines, San Bernandino Road. Comment
  RSA784560  Eriogonum angulosum Elizabeth A. Kempton, Eric Paul 2006-6-11 386 Los Angeles Tick Canyon. 538 Comment
  UCSB6812  Eriogonum baileyi Hoffmann, Ralph 1927-6-14 Los Angeles Palmdale Comment
  RSA730173  Eriogonum baileyi var. baileyi R. G. Swinney 1998-9-4 6884 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  UCR256564  Eriogonum baileyi var. baileyi Anuja Parikh, Nathan Gale 2011-6-24 3501 Los Angeles Transverse Ranage; San Gabriel Mountains, south of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 1.3 km south of Monte Cristo Creek 1390 Comment
  SBBG61871  Eriogonum brachyanthum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UC1032016  Eriogonum cinereum P. L. Johannsen 1934-1-11 223 Los Angeles Las Flores Canyon Calabasas Quadrangle, Las Flores Canyon Comment
  IRVC26921  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 A Los Angeles Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage NE end of Santa Susana Mtns. 595 Comment
  SBBG118694  Eriogonum cithariforme var. agninum O. Mistretta 1992-8-20 758 Los Angeles Mt Gleason, Tujunga Ranger District, Gleason Management Unit Comment
  RSA659843  Eriogonum davidsonii Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  UC205954  Eriogonum elongatum var. elongatum I. M. Johnston 1917-8-23 1716 Los Angeles Prairie Fk. of San Gabriel R. San Antonio Mountains, Prairie Fk. of San Gabriel R. 1524 Comment
  CHSC14141  Eriogonum fasciculatum L. M. Mayer 1974-4-5 123 Los Angeles On Big Tujunga Canyon Rd. ca. 1/2 mi e from junction with Mt. Gleason Ave. Comment
  RSA393518  Eriogonum fasciculatum Ora M. Clark 1928-12-2 1319 Los Angeles N.E of Hollywood. Comment
  UCR223693  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-24 11249 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  LA94753  Eriogonum fasciculatum var. fasciculatum Norman A. Cole; May 1964 3 Los Angeles 259 Comment
  JEPS56983  Eriogonum fasciculatum var. foliolosum Elizabeth Day Palmer 1908-8-15 Los Angeles Los Angeles Comment
  RSA578787  Eriogonum fasciculatum var. foliolosum Tim S. Ross, S. D. Boyd 1994-7-7 8165 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  SEINET11937913  Eriogonum fasciculatum var. foliolosum I. W. Clokey, Templeton, B. 1929-1 4578 Los Angeles Mandeville Canyon, Santa Monica Mts 250 Comment
  POM2237  Eriogonum fasciculatum var. polifolium W. R. Dudley, F. H. Lamb 1896-6-8 4368 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA754240  Eriogonum fasciculatum var. polifolium Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1763 Los Angeles Carlyle Linder Equestrian Park along Big Dalton Wash, across foot bridge, next to river channel Comment
  UCR44454  Eriogonum fasciculatum var. polifolium B. A. Prigge 1986-3-29 7163 Los Angeles San Gabriel Mountains, E of Red Rover Mine Rd. X Antelope Valley Freeway on Escondito Canyon Rd 915 Comment
  RSA235250  Eriogonum giganteum var. formosum E. R. Blakley 1962-6-10 5236 Los Angeles Wilson Cove, San Clemente Island. 6 Comment
  UCR277115  Eriogonum gracile var. gracile R. G. Swinney 2010-10-5 13959 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 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
  SD143490  Eriogonum heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1395 Comment
  RSA0091352  Eriogonum hirtiflorum R. G. Swinney 2011-6-15 15164 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA597384  Eriogonum maculatum Tim S. Ross, S. D. Boyd 1990-6-18 3502 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  SBBG1551  Eriogonum mohavense H. and M. Dearing 1949-4-27 6760 Los Angeles W Mojave Desert [near Lancaster?] Comment
  RSA629686  Eriogonum nudum var. pauciflorum Scott D. White, Dave Bramlet 1998-8-11 7053 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  JEPS56545  Eriogonum palmerianum Ralph Hoffmann 1927-9-23 2689 Los Angeles Palmdale Comment
  RSA0092487  Eriogonum parishii R. G. Swinney 2010-9-7 13708 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR266797  Eriogonum roseum Mitch Provance, Scott Duff 2015-11-9 1115- 07 Los Angeles Antelope Valley, Del Sur, SCE transmission route about 8 miles W of Lancaster, c. 0.5 miles NNW of W Avenue J and 100th St. W 733 Comment
  CAS-BOT-BC267753  Eriogonum roseum Timothy S. Ross; Steve Boyd 1994-9-21 8310 Los Angeles Southwesterly slope at the west end of the moutnain, along Forest Service Road 7N23, ca 1080 m SW of Sandberg Triangulation Point (5345-ft), Liebre Mountain 1470 Comment
  UCR168449  Eriogonum saxatile F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5452 Los Angeles Transverse Ranges; San Gabriel Mountains, south slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  CAS-BOT-BC267617  Eriogonum saxatile Geo. B. Grant 1906-6-17 6115 Los Angeles Summit Mt. Willson Comment
  SEINET3404253 Image available Eriogonum saxatile Noel H. Holmgren, James L. Reveal 1966-5-30 2613 Los Angeles San Gabriel Mountains, Tujunga Creek Canyon. T3N. R12W S27 1036 Comment
  CAS-BOT-BC124196  Eriogonum umbellatum var. minus Ivan Murray Johnston 1917-8-22 1692 Los Angeles San Antonio Mountains. Baldy Summit. 3048 Comment
  CAS-BOT-BC268174  Eriogonum umbellatum var. minus Frank W. Peirson 1920-9-12 21 Los Angeles Summit San Antonio Peak (Baldy) 3048 Comment
  RSA250564  Eriogonum umbellatum var. minus Robert F. Thorne, John Dourley 1967-10-3 37285 Los Angeles Mt. Baden-Powell: just N of summit 2805 Comment
  UCR256893  Eriogonum umbellatum var. minus Duncan S. Bell, Caitlin Elam 2013-8-1 5552 Los Angeles Transverse Range; San Gabriel Mountains, Sheep Mountain Wilderness, south side of Prairie Fork, Pine Mountain Ridge, above Columbine Spring 2312 Comment
  RSA62952  Eriogonum wrightii var. membranaceum C. Shay, K. Crawford 1951-9-17 s.n. Los Angeles Saddle Peak Drive, Santa Monica Mountains. Comment
  RSA594579  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1966-10-6 8959 Los Angeles San Gabriel Mountains. South slope Mt. Williamson 2485 Comment
  POM357908  Eriophyllum confertiflorum Gale Sphon 1955-5-12 S.N. Los Angeles 2.5 miles E of Sepulvada Blvd, on Mulholland Drive. Comment
  RSA526061  Eriophyllum confertiflorum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4159 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  UC1719675  Eriophyllum confertiflorum Steve Boyd, Amber Maurice 2004-5-18 11316 Los Angeles Transverse Ranges; Liebre Mountains region: on road leading down towards Atmore Meadows area from main road on crest of Liebre Mountian, at crossing of spring outflow 1437 Comment
  UCR131404  Eriophyllum confertiflorum Alison Lipman 1998-5-28 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  JEPS30630  Eriophyllum confertiflorum var. confertiflorum Peter H. Raven 1959-5-3 14088 Los Angeles Woodrow Wilson Drive, 1.6 mi w Cahuenga Pass; Santa Monica Mountains, Woodrow Wilson Drive 304 Comment
  SBBG61118  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1931-5-3 Los Angeles ca. 3 mi E of Elizabeth Lake Comment
  SEINET13276778 Image available Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-1 14493 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
  POM340605  Eriophyllum nevinii F. R. Fosberg, E. C. Evans II 1973-11-15 55243 Los Angeles San Clemente Island, Seal Cove, common along SW coast Comment
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Jun 25 2014
  RSA155769  Eriophyllum nevinii Peter H. Raven 1962-4-12 17312 Los Angeles Rocky walls of canyon, with Galvezia, in canyon below the Tomb, San Clemente Island 122 Comment
  RSA515094  Eriophyllum nevinii Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 795 -2 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  HSC5626  Eriophyllum pringlei C. S. Apperson 1966-4-24 Los Angeles 1.5 mi. up 240th St. from Hwy. 138, 8.5 mi. from Pearblossom Comment
  CAS-BOT-BC296965  Eriophyllum wallacei Alice Eastwood 1913-5-11 3180 Los Angeles San Fernando Wash Comment
  UCR151011  Erodium botrys Scott D. White 1997-5-7 5067 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  RSA604191  Erodium botrys Louis C. Wheeler 1943-1-12 5687 Los Angeles Burbank: 2100 block N. Lincoln Avenue. Comment
  RSA391808  Erodium cicutarium George B. Grant 1903-1 s.n. Los Angeles Moist sunny places, Pasadena Comment
  RSA717034  Erodium cicutarium Gary Kovnat, LeRoy Gross 2003-2-16 32 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA592264  Erodium cicutarium Louis C. Wheeler 1967-5-12 9485 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  RSA630754  Erodium cicutarium Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 671 Comment
  CAS-BOT-BC40710  Erysimum capitatum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood. 2133 Comment
  CAS-BOT-BC40713  Erysimum capitatum P. Parnay 249 Los Angeles Little Tejunga. Comment
  RSA592504  Erysimum cheiri Mark Hoefs 1973-3-17 130 Los Angeles Santa Catalina Island: Pebbly Beach Road, at first part of wide beach area 9 Comment
  UC1034656  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles sandy inland slopes and crests of dunes El Segundo Comment
  SBBG79182  Erythranthe cardinalis F. R. Fosberg 1931-5-18 4910 Los Angeles Sweetwater Cyn 160 Comment
  RSA0104909  Eschscholzia californica R. G. Swinney 2011-7-7 15419 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA187817  Eschscholzia californica Robert F. Thorne 1966-4-7 35973 Los Angeles Santa Catalina Island, above Emerald Cove. 61 Comment
  SBBG118133  Eschscholzia californica F. R. Fosberg 1931-4-1 4438 Los Angeles Hamilton Cyn, near Avalon 75 Comment
  CAS-BOT-BC403153  Eschscholzia californica Tim Ross; Janet Takara 1993-4-23 6938 Los Angeles Santa Catalina Island: SW part of the island in Cape Canyon 283 Comment
  RSA433651  Eschscholzia californica F. R. Fosberg 1931-5-21 4955 Los Angeles Howlands Landing 10 Comment
  UCSB8512  Eschscholzia californica McElwain, Isabelle 1953-3-21 Los Angeles Area above seal-cliffs, Point Dume Comment
  POM243801  Eschscholzia californica var. peninsularis F. R. Fosberg 1931-4-16 4650 Los Angeles Eagle Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  JEPS51798  Eschscholzia minutiflora Frank W. Peirson 1919-6-15 487 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  SD85148  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point. 7 Comment
  SD227850  Eucalyptus camaldulensis Scott D. White 1997-5-14 5140 Los Angeles Big Tujunga Wash: Sunland-Tijunga area; alluvial fan below San Gabrial Mts. SW of I-210 Freeway, E of Hansen Dam and N of Wentworth St. USGS 7.5' Sunland quad. 86 Comment
  CATA606  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark L. Hoefs 1991-4-8 1053 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  RSA669148  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross, Naomi S. Fraga 2002-4-4 511 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  LA46909  Eulobus californicus Harlan Lewis; 1954-4-2 1629 Los Angeles Comment
  UCR153575  Euphorbia albomarginata A. C. Sanders, T. B. Salvato 2005-4-26 29715 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
  UCR148842  Euphorbia dendroides Hartman 2002-5-21 PDR 1253860 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Big Santa Anita Canyon Comment
  RSA601709  Euphorbia maculata L. C. Wheeler 1967-10-23 s.n. Los Angeles San Gabriel Mountains: Angeles Crest Highway at North Fork Dark Canyon. 891 Comment
  UCR209308  Euphorbia maculata A. C. Sanders 2009-11-6 37228 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0107271  Euphorbia peplus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-6-11 SCa- 706 Los Angeles Santa Catalina Island. NE side of island, at mouth of small canyon just SE of Frog Rock. 3 Comment
  RSA624546  Euphorbia peplus L. C. Wheeler 1945-4-15 6008 Los Angeles Millard Canyon. 411 Comment
  UCR119045  Euphorbia terracina Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  RSA0034249  Eurotia lanata Bonnie C. Templeton 1971-5-16 11617 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  RSA701204  Feijoa sellowiana Kenneth Kingrey 1938-4-14 s.n. Los Angeles Busch Gardens. Comment
  UCR204038  Festuca arundinacea R. G. Swinney 2005-5-14 8232 Los Angeles San Gabriel Mountains, north of Juniper Hills, south of Pear Blossom, southeast corner of Tejon Road and Longview Road (131st Street) 1091 Comment
  UCR193155  Festuca microstachys R. G. Swinney 1998-7-14 6441 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  LA14247  Festuca perennis Joseph Andorfer Ewan; 1932-7-11 7477 Los Angeles Vany Nuys Estate on Lima Drive Comment
  UCSB7290  Festuca perennis Wedberg, H. 1957-4-18 Los Angeles 1 block W Rundy x Rico Comment
  RSA599492  Filago californica Steve Boyd, Lauren Raz 1997-3-25 9317 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
  RSA758242  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-16 2464 -a Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  RSA590595  Filago gallica Timothy S. Ross, Walter Appleby 1993-5-20 7184 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  RSA226026  Forestiera pubescens Robert F. Thorne, C. W. Tilforth 1971-6-29 40641 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  UCR177163  Forestiera pubescens LeRoy Gross 2001-3-25 360 b Los Angeles Transverse Ranges; Verdugo Mountains region, Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland 549 Comment
  CAS-BOT-BC53322  Frangula californica subsp. cuspidata I. M. Johnston 1917-8-22 1709 Los Angeles Prairie 7 h. of San Gabriel River 1981 Comment
  CAS-BOT-BC53325  Frangula californica subsp. cuspidata Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  CATA348  Frankenia salina Mark L. Hoefs 1973-7-20 391 Los Angeles Santa Catalina Island: By main road at Little Harbor 4 Comment
  NY43176  Frankenia salina J. B. Walker 1995-6-7 1443 Los Angeles Santa Catalina Island, at Little Harbor 2 Comment
  SBBG72750  Frankenia salina R. Hoffmann 1928-7-8 Los Angeles Lancaster Comment
  CAS-BOT-BC217369  Frasera neglecta Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  LA205959  Fraxinus dipetala Willis H. Wheeler; 1930-4-13 sn Los Angeles San Gabriel Mountains, San Antonio Canyon Comment
  RSA729930  Fraxinus dipetala R. G. Swinney, Dave Larson 1998-4-26 6027 Los Angeles La Verne, north Marshall Canyon watershed, 3.1 miles NE of Wheeler Ave. and Golden Hills junction on Sunset Ridge Rd., along dirt motorway 890 Comment
  UC1922447  Fraxinus uhdei LeRoy Gross 2007-5-16 2731 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southern side of the range: Entrance to Wildwood Canyon at intersection with Harvard Road and Wildwood Canyon Road. Near 387 Comment
  CAS-BOT-BC130256  Fritillaria biflora Timothy S. Ross 1995-4-7 8367 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon 944 Comment
  RSA367729  Fritillaria biflora Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  UCR219332  Galinsoga parviflora Lorraine Weller 2009-5-5 050509- 01 Los Angeles Los Angeles, Greater Watts Community Gardens, 600 block East 118th Place 35 Comment
  RSA0081702  Galium andrewsii R. G. Swinney 2010-5-19 12803 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCR106296  Galium angustifolium B. G. Pitzer 1996-5-5 2851 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR280738  Galium angustifolium R. G. Swinney 2014-4-30 16287 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR88691  Galium angustifolium Scott D. White 1995-10-19 3705 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
  JEPS56023  Galium angustifolium subsp. angustifolium Lauramay T. Dempster 1967-12-29 4370 Los Angeles on hillside e Wrigley monument (sw of Avalon); Santa Catalina Island 152 Comment
  UC416624  Galium angustifolium subsp. angustifolium J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  RSA646290  Galium angustifolium subsp. angustifolium Orlando Mistretta 1992-7-17 727 Los Angeles San Gabriel Mtns. Gold Canyon trail. Tujunga Ranger District. 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
  RSA317210  Galium aparine Michael C. Long 1974-4-21 s.n. Los Angeles Devil's Punchbowl Co. Park, Holcomb Canyon. 1311 Comment
  RSA661084  Galium aparine Orlando Mistretta 1992-4-5 194 Los Angeles Guds, San Clemente Island. Comment
  UC303452  Galium catalinense George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 2282 Los Angeles Santa Catalina Island Comment
  RSA25765  Galium catalinense subsp. catalinense Carl B. Wolf 1941-6-24 4187 Los Angeles Santa Catalina Island. NW side of Isthmus Harbor 30 Comment
  RSA678814  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1291 -a Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  RSA585935  Galium johnstonii Tim S. Ross, Steve D. Boyd 1990-5-23 2638 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon 1308 Comment
  RSA0110761  Galium parisiense Steven A. Junak, Mark L. Hoefs, Keri Kirkland 1998-7-17 SCa- 769 Los Angeles Santa Catalina Island. SIlver Canyon, at lowermost fork. 12 Comment
  SD80115  Galium parisiense C. W. Tilforth 1969-6-6 210 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  RSA585929  Galium porrigens var. porrigens Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2936 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
  JEPS2601 Image available Galium siccatum var. anotinum Frank W. Peirson 1918-7-8 215 Los Angeles Baldy San Gabriel Mountains, Mt. San Antonio; Mt. San Antonio (Baldy), Los Angeles Co. 2133 Comment
  RSA67137  Galium trifidum F. W. Peirson 1908-5-22 2655 Los Angeles Bixby Ranch near Long Beach. Comment
  SBBG118131  Gambelia speciosa P. A. Munz 1923-4-9 6685 Los Angeles Lemon Tank Comment
  UCD132369  Gamochaeta pensylvanica Louis C. Wheeler 1967-6-16 9851 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  RSA392390  Garrya flavescens subsp. pallida Anstruther Davidson 1906-6-7 1506 Los Angeles Big Rock Creek. Comment
  RSA608307  Garrya flavescens var. pallida Louis C. Wheeler 1946-8-29 6325 Los Angeles San Gabriel Mountains: Big Rock Creek near junction with South Fork.. 1341 Comment
  RSA604405  Garrya veatchii Louis C. Wheeler 1936-6-23 4175 Los Angeles San Dimas Canyon. 732 Comment
  UC1122736  Garrya veatchii Jerome S. Horton 1936-2-10 250 Los Angeles divide between N and E Forks San Dimas Canyon; San Dimas Experimental Forest, Cucamonga Quad. 944 Comment
  UC1109363  Gastridium ventricosum Peter H. Raven 1962-7-10 17969 Los Angeles upper reaches Cave Canyon San Clemente Island (the large canyon draining sw from Thirst); , upper reaches Cave Canyon Comment
  POM9773  Gaura sinuata F. W. Peirson 1920-6-13 2160 Los Angeles Altadena, at northwest corner of N.Y. Ave. and Maiden Lane. Comment
  RSA776489  Gayophytum decipiens LeRoy Gross, Jane Tirrell 2011-7-20 5522 Los Angeles Spring, along Angeles Crest Highway, north of Lily Spring. 2287 Comment
  RSA0080165  Gayophytum diffusum Orlando Mistretta 1992-7-9 665 Los Angeles San Gabriel Mtns; Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR269991  Gayophytum heterozygum R. G. Swinney 2011-7-21 15549 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA0073296  Gayophytum nuttallii Bonnie C. Templeton 1932-6-1 4872 Los Angeles Jackson Lake, Big Pines Park, San Gabriel Mts. Comment
  CATA3417  Genista monspessulana Ben Dion, Tobias Nickel, Stuart Olshevski 2017-3-30 015 Los Angeles Santa Catalina Island: Haypress Watershed near Dakin Peak 463 Comment
  UCR206493  Geranium dissectum A. C. Sanders, T. B. Salvato 2009-5-21 36902 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  UCR256588  Gilia achilleifolia subsp. achilleifolia Anuja Parikh, Nathan Gale 2011-6-4 3414 Los Angeles Western Transverse Range; eastern Liebre Mtns., Sierra Pelona, 5.5 km west of State Hwy 14, 2.0 km SW of California Aqueduct 1123 Comment
  LA52321  Gilia angelensis A. M. Johnson; 1932-3-12 3852 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  POM3441  Gilia angelensis C. F. Baker 1904-4-22 4184 Los Angeles Monrovia. Comment
  RSA732530  Gilia angelensis A. C. Sanders, Mark Elvin 2003-3-5 25743 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Exon Mesa, due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River. 335 Comment
  RSA733834  Gilia angelensis R. G. Swinney 2000-5-6 7674 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  SBBG95434  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Horse Flats, Johnson's Comment
  UCSB9863  Gilia angelensis H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam 426 Comment
  UCR222781  Gilia brecciarum subsp. brecciarum R. G. Swinney 2009-4-28 10555 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  HSC16970  Gilia capitata C. S. Apperson 1967-6-11 Los Angeles 1.0 mi. down Canton Canyon trail from the end of Townsend Park Rd. Comment
  RSA11029  Gilia capitata subsp. abrotanifolia C. B. Wolf 1928-3-29 1599 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA226224  Gilia capitata subsp. abrotanifolia Gary D. Cromwell, David W. Wheat 1971-5-14 660 Los Angeles On west side of canyon mouth, about 1300'. Mystic Canyon, Angeles National Forest, San On southeast-facing slope to west of canyon mouth, about 1350 feet. Mystic Canyon, Angeles National Forest, San Gabriel Mtns., 2 miles NE of Glendora, CA.Gabriel Mts. 2 mi. NE of Glendora. 396 Comment
  UCR200157  Gilia capitata subsp. abrotanifolia Valerie Soza, Laura A. Moore 2000-5-10 869 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 518 Comment
  RSA470242  Gilia capitata subsp. abrotanifolia Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 518 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
  RSA469411  Gilia latiflora subsp. davyi Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon. Comment
  UCR141184  Gilia latiflora subsp. davyi June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC226320  Gilia latiflora subsp. davyi C. W. Tilforth; J. Dourley; W. Wisura 1978-4-17 1535 Los Angeles Jct. of Hiway 168 and 165 St., 3 1/2 miles east of Pearblossom & c. 3 1/2 air miles north of Bob's Gap Comment
  UCR239049  Gilia latiflora subsp. latiflora Anuja Parikh, Nathan Gale 2010-6-3 3256 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.5 km west of State Hwy 14, 2.1 km southwest of California Aqueduct 1090 Comment
  SFV19333  Gilia leptantha subsp. transversa P. Wilson, J. N. Hogue 2005-5-23 4215 Los Angeles San Gabriel Mountains Highway 2, about 0.3 km east of Newcomb Ranch. In roadside depression. 1650 Comment
  JEPS69687  Gilia minor W. L. Jepson 1935-4-17 17034 Los Angeles Lancaster , Lancaster (w Mohave Desert) 716 Comment
  SD53038  Gilia minor Peter H. Raven 1962-4-6 17108 Los Angeles 0.5 mile north of Pearblossom. 853 Comment
  UCR205853  Gilia modocensis R. G. Swinney 2008-5-8 8810 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
  UCR209213  Gilia modocensis R. G. Swinney 2008-6-17 9048 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA587166  Gilia modocensis Orlando Mistretta 1995-4-28 1653 Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  CAS-BOT-BC225493  Gilia nevinii Alice Eastwood 1904-5-1 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC402005  Gilia ochroleuca subsp. bizonata Frank W. Peirson 1919-5-10 268 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mts. 914 Comment
  RSA469482  Gilia ochroleuca subsp. bizonata Anstruther Davidson 1906-6-1 1931 Los Angeles Big Rock Creek, Lowell Mine. Comment
  UC407094  Gilia ochroleuca subsp. bizonata L. R. Abrams 1927-4-30 11731 Los Angeles head of Antelope Valley Comment
  UCR177754  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-4-28 2173 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  RSA0017155  Gilia ochroleuca subsp. vivida Jane Tirrell 2011-7-25 LS- 35 Los Angeles Approximately 0.75 mile west of Mt. Hawkins on west-facing slope of ridge. 2545 Comment
  UC303724  Gilia ochroleuca subsp. vivida unknown Jun 15 1906-Jun 18 1906 Los Angeles summit Mt. Wilson San Gabriel Mts., summit Mt. Wilson (San Gabriel Mts., Southern California) 1828 Comment
  CAS-BOT-BC402079  Gilia ochroleuca subsp. vivida F. W. Peirson 1929-7-1 8438 Los Angeles Summit Mt. Pacifico, San Gabriel Mts. 2148 Comment
  UCR146241  Gilia splendens subsp. grantii Valerie Soza, Monica Acosta 2001-6-13 1281 Los Angeles Transverse Ranges, San Gabriel Mountains region, South Fork Big Rock Creek, c. 1 mi S from South Fork Camground along the South Fork Trail 1616 Comment
  UCR281401  Gilia stellata R. G. Swinney 2014-4-24 16220 Los Angeles San Gabriel Mountains, NE of Valyermo, Bob's Gap, from 50-400 m east of 165th Street/Bob's Gap Rd. 1366 Comment
  SEINET10464383  Githopsis diffusa subsp. diffusa Frank W. Peirson 1921-6-13 Peirson 1208 Los Angeles San Gabriel Mountains; Big Santa Anita Trail, 1.5 miles below Sturdenvant's Camp 1067 Comment
  RSA593468  Glycyrrhiza lepidota Steve Boyd, Michael Wall 1996-5-16 8782 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  RSA703547  Gnaphalium canescens subsp. microcephalum Michael Honer 2004-6-22 2009 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UCR95769  Gnaphalium canescens subsp. microcephalum Lauren Raz, Steve Boyd 1996-10-23 027 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  POM158246  Gnaphalium chilense M. B. Dunkle 1928-5-27 1975 Los Angeles Hamtilton Canyon, San Clemente Island 38 Comment
  RSA597398  Gnaphalium microcephalum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5059 Los Angeles San Clemente Island, Lower Wilson Cove Canyon, bouldery, rocky draw SW and above pier aperations. 15 Comment
  RSA0012267  Gnaphalium palustre Orlando Mistretta, Youssef Atallah 2011-8-12 6027 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  RSA0108879  Gnaphalium palustre R. G. Swinney 2010-1-1 13148 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SBBG54557  Gnaphalium palustre F. Farris 1974-5-21 147 Los Angeles wash in Blanchard Park, Pomona College 335 Comment
  POM358905  Gnaphalium palustre B. C. Templeton 1934-10-13 4802 Los Angeles Los Angeles River Comment
  UCR206523  Gnaphalium stramineum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36959 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  HSC99671  Grayia spinosa C. E. Fellows 1965-4-19 16 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  RSA5612  Grindelia camporum C. B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch: west side of San Gabriel River Flood Control, S of 7th Street (Long Beach) 3 Comment
  UC1610055  Grindelia hirsutula Meredith A. Lane 1986-9-6 3092 Los Angeles directly seaward from Pepperdine University; Malibu Comment
  LA47623  Guillenia lasiophylla Peter H. Raven; Henry J. Thompson 1960-4-12 15032 Los Angeles 365 Comment
  RSA162713  Guillenia lasiophylla J. D. Olmsted 1959-5-13 621 Los Angeles Evey Canyon, 200 yards west of San Antonio Canyon. 701 Comment
  SBBG62665  Gutierrezia microcephala R. Hoffmann 1927-8-30 Los Angeles 2 mi W of Acton Comment
  UCR145822  Gutierrezia microcephala June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  SEINET11849269  Haplopappus pinifolius J. C. Nevin n d 1800 Los Angeles Los Angeles Comment
  UCR126789  Haplopappus venetus Mark A. Elvin 2003-6-12 2947 B Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  RSA590341  Harpagonella palmeri T. S. Ross 1993-4-21 6853 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit. 426 Comment
  UCR126900  Harpagonella palmeri A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26153 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  RSA534067  Hazardia cana Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5270 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 313 Comment
  RSA127764  Hazardia squarrosa var. grindelioides Peter H. Raven, H. J. Thompson 1958-10-11 13743 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 426 Comment
  RSA714192  Hedera canariensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1355 Los Angeles Whiting Woods Rd, mouth of Henderson Canyon. 396 Comment
  RSA135169  Helianthemum scoparium var. vulgare P. H. Raven, David Verity 1960-5-7 15321 Los Angeles Santa Monica Mountains. 244 Comment
  RSA188269  Helianthemum scoparium var. vulgare R. F. Thorne 1966-4-28 36252 Los Angeles Santa Catalina island, Hay press area 427 Comment
  SEINET11848473  Helianthus annuus J. F. Bright, Wyman, C. 1931-1 5717 Los Angeles Hollywood Comment
  POM279065  Helianthus annuus subsp. lenticularis R. F. Thorne, C. W. Tilforth 1971-4-9 41531 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  POM369738  Heliotropium curassavicum var. oculatum F. R. Fosberg 1930-6-26 3011 Los Angeles Lower Ballona Creek. 12 Comment
  SBBG112827  Helminthotheca echioides S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-7-16 SCa 753 Los Angeles Little Harbor Cmpgrd 6 Comment
  UCR101254  Hemizonia clementina L. C. Wheeler 1962-5-20 8085 Los Angeles Channel Islands, Santa Catalina Island, Isthmus Station Comment
  UCR121253  Hemizonia clementina J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  POM147458  Hemizonia fasciculata Marcus E. Jones 1927-5-20 s.n. Los Angeles Isthmus, Catalina Island Comment
  RSA158201  Hemizonia fasciculata Peter H. Raven 1962-7-10 17963 Los Angeles Summit of island above Wilson Cove, San Clemente Island 137 Comment
  RSA678919  Hemizonia parryi subsp. australis Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  LA51804  Hesperocnide tenella Louis Wheeler; 1932-4-23 649 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA135199  Hesperocnide tenella Peter H. Raven 1960-5-15 15372 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. Santa Monica Mountains. 213 Comment
  RSA569915  Hesperocnide tenella Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4826 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA640009  Hesperocnide tenella Louis C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, Herreres Ranch vicinity, 0.3 mile southwest of Herreres Ranch. 427 Comment
  SEINET3096353 Image available Hesperocnide tenella Art Whistler 1967-4-23 8 Los Angeles Last curve New Topanga Canyon Road, San Fernando Valley Comment
  SEINET3127470  Hesperocnide tenella G. B. Grant 1904-5-26 sn Los Angeles Pasadena Comment
  UCR139938  Hesperocnide tenella L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns., East side of Little Tujunga Canyon, 0.75 mi SSE of Herreres Ranch 579 Comment
  UCR269949  Hesperoyucca whipplei R. G. Swinney 2010-6-1 13107 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
  UCR275503  Heterocodon rariflorum D. E. Bramlet 2011-8-17 4932 Los Angeles San Gabriel Mountains, NW of Hwy 2 near Chilao Campground 1619 Comment
  LA105090  Heteromeles arbutifolia Barry A. Prigge; 1988-7-3 8235 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  LA52107  Heteromeles arbutifolia A. M. Johnson; 1927-11-11 2681 Los Angeles 121 Comment
  UC1584747  Heteromeles arbutifolia Tim Ross and Annette Ross 1991-3-7 4132 Los Angeles sw base Elephant Hill (w Pomona); Pomona, San Dimas U.S.G.S. 7.5' quad. 237 Comment
  RSA0074433  Heterotheca grandiflora S. Koukol, E. Lutz 1998-4-26 22 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  UCSB9947  Heterotheca grandiflora Wedberg, H. 1958-2-22 Los Angeles On Point Dume Comment
  RSA0074431  Heterotheca grandiflora C. B. Wolf 1931-5-13 2002 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  SBBG108945  Heterotheca grandiflora S. A. Junak 1996-9-9 SCl 682 Los Angeles Middle Ranch Cyn, ca. 0.3 mi downstream from upper rd crossing 396 Comment
  SBBG63120  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1928-7-8 Los Angeles Fairmont Comment
  RSA755878  Hieracium albiflorum R. G. Swinney 2008-7-16 9261 Los Angeles Cooper Canyon, 1.5 mi. NE of Burkhart Trail parking lot along the trail, NE of Buckhorn Campground 1707 Comment
  RSA729693  Hieracium argutum R. G. Swinney 1998-8-28 6852 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
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Dec 10 2020
  POM360463  Hieracium argutum George R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  OBI8145  Hirschfeldia incana Lewis Meltz 1977-4-9 LM 17 Los Angeles 25 m S of Eaton Cyn wash, 3.5 km E of Eaton Cyn Bridge 457 Comment
  CAS-BOT-BC207502  Hoffmannseggia glauca R. E. Jr. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway 6 Comment
  RSA748891  Hoffmannseggia glauca A. C. Sanders, T. B. Salvato 2009-5-18 36807 Los Angeles Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation. 107 Comment
  POM175577  Hoita macrostachya E. Crow 1930-6-28 s.n. Los Angeles San Gabriel Mountains. Comment
  RSA330788  Holodiscus microphyllus Wayne E. Sawyer 1981-7-10 86 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2317 Comment
  RSA87063  Hordeum brachyantherum F. W. Peirson 1918-4-28 1606 Los Angeles Road east and south of El Monte. Comment
  POM21186  Hordeum intercedens P. A. Munz 1923-4-8 6613 Los Angeles San Clemente Island. Comment
  RSA0115758  Hordeum intercedens Steven A. Junak 1999-5-20 SCa- 954 Los Angeles Santa Catalina Island. Cottonwood-Black Jack, plant stop. 304 Comment
  RSA716645  Hordeum murinum Andrea Edwards, Pam De Vries 2005-3-29 50 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  CATA1159  Hordeum murinum subsp. glaucum Mark L. Hoefs 1995-5-30 2152 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  RSA651786  Hordeum murinum subsp. glaucum Richard L. Herrin 1948-3-29 s.n. Los Angeles Corner of Olive Avenue & Kenneth Road in vacant lot in Burbank. Comment
  POM21189  Hordeum murinum subsp. leporinum P. A. Munz 1923-4-8 6620 Los Angeles San Clemente Island, on west coast. Comment
  RSA590918  Hordeum murinum subsp. leporinum Orlando Mistretta 1994-4-12 1008 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1005 Comment
  UC572677  Hordeum vulgare Nell Murbarger May, 1936 174 Los Angeles San Clemente Island Comment
  RSA85236  Horkelia bolanderi F. W. Peirson 1923-8-31 4026 Los Angeles Earthquake rift, 2 miles W of Big Pines, N face of San Gabriel Mts. 1860 Comment
  SD39950  Horkelia cuneata Rempel 1932-3-14 Los Angeles El Segundo, Est dunes Comment
  UCR100634  Horkelia cuneata subsp. puberula L. C. Wheeler 1967-6-16 9855 Los Angeles San Gabriel Mtns., N side of Sunset Ridge under powerline, Millard Canyon 579 Comment
  POM18186  Horkelia rydbergii Philip A. Munz 1923-8-31 7694 Los Angeles Mescal Creek 1829 Comment
  RSA747172  Horkelia rydbergii Orlando Mistretta 1992-6-23 608 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  RSA756582  Hymenoclea salsola Orlando Mistretta, Christine Mistretta 2008-4-3 2277 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  SEINET7047936  Hymenoclea salsola Steven R. Hill, Kate Kramer 2001-4-22 33393 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
  CAS-BOT-BC312939  Hypochaeris glabra Geo. B. Grant 1905-4-19 s.n. Los Angeles Garvanza Comment
  RSA188131  Hypochaeris glabra R. F. Thorne 1966-4-29 36305 Los Angeles Santa Catalina Island: hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  POM361211  Hypochaeris glabra Jack Rempel 1932-5-9 15253 Los Angeles El Segundo. Comment
  POM186322  Hypochaeris radicata L. C. Wheeler 1932-10-1 1417 Los Angeles Emerald Ave, 1.5 miles N La Verne 351 Comment
  UCR115448  Iris pseudacorus Anonymous 1993-12-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Preserve 183 Comment
  POM361282  Isocoma menziesii var. sedoides B. C. Templeton 1955-9-4 7706 Los Angeles Near Malibu. Comment
  JEPS42710  Isomeris arborea W. L. Jepson 8935 Los Angeles mts above Castac Lake (foot of hill from Ridge Road, before Tejon Pass) 1219 Comment
  UC1584238  Isomeris arborea Tim Ross and Steve Boyd 1990-6-6 2883 Los Angeles sw of Piru Pond (Los Padres National Forest (admin. by Angeles National Forest)); Los Padres National Forest, Liebre Mtn. U.S.G.S. 7.5' Quad. 644 Comment
  UCD51392  Jarava speciosa A. A. Beetle 1942-4-24 3215 Los Angeles Rt. 6, 6 miles south of Palmdale. Comment
  RSA0062530  Juglans californica R. G. Swinney 2010-6-4 13054 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA401012  Juglans californica G. R. Johnstone 1931-4-16 s.n. Los Angeles Elysian Park. Los Angeles Comment
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Mar 28 2014
  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
  UCR143932  Juglans californica var. californica A. C. Sanders, Lee Jones 2004-11-7 29025 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  UCR179291  Juncus bufonius R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  RSA600750  Juncus bufonius L. C. Wheeler 1967-6-15 9833 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA549494  Juncus mexicanus Timothy S. Ross, Steve Boyd 1990-6-18 3475 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA657296  Juncus mexicanus Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -5 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  UC1133736  Juncus mexicanus Jerome S. Horton 1937-7-17 486 Los Angeles San Dimas Canyon Pomona Quad. 426 Comment
  UC1106408  Juncus rugulosus Peter Kamb 1948-2-14 780 Los Angeles Little Santa Anita Canyon San Gabriel Mts. 609 Comment
  UCR269140  Juncus rugulosus Orlando Mistretta, Youssef C. Atallah 2011-8-16 6041 Los Angeles San Gabriel Mountains, Aliso Canyon near junction of Aliso anyon Road and Angeles Forest Hwy 1259 Comment
  RSA0065463  Juncus tenuis S. Granger 1974-6-29 s.n. Los Angeles Little Rock Creek Canyon. 1981 Comment
  RSA368384  Juncus xiphioides Bryan 1929-7-4 s.n. Los Angeles Switzer's Camp; Arroyo [Seco]. 975 Comment
  CAS-BOT-BC81000  Juniperus californica Le Roy Abrams; E. A. McGregor 1908-7-2 531 Los Angeles Rock Creek, slopes of the San Gabriel Mountains 1158 Comment
  CAS-BOT-BC81003  Juniperus californica P. C. Everett 1935-6-25 7250 Los Angeles Bouquet Canyon, 4 mi. above point where L.A. aqueduct crosses road 457 Comment
  NY21028  Juniperus californica A. M. Ottley 1920-5-12 679 Los Angeles San Gabriel Wash. 228.6 Comment
  SEINET6086258  Juniperus californica Unknown 1996-4-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  SFV292  Juniperus californica J. W. Adams 1958-11-29 Los Angeles Mojave Desert Juniper Flat south of Palmdale desert. 823 Comment
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Jan 26 2015
  RSA430465  Juniperus communis A. C. Sanders 1987-7-22 7158 Los Angeles El Segundo Dunes, immediatly W of L.A. International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  SEINET6630412  Justicia brandegeana J. Chandler 1986-12-27 s.n. Los Angeles Whittier Comment
  UCR78115  Keckiella breviflora Wandalee Thompson 1964-6-16 49 Los Angeles San Gabriel Mtns., Liebre Mountains, Pine Canyon Road, N-2, near foot of Liebre Mtn. c. 10 mi. west of Lake Elizabeth 1128 Comment
  CAS-BOT-BC235625  Keckiella breviflora var. breviflora Timothy S. Ross; Steve Boyd 1995-6-28 8625 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  CLARK-A1528-4212  Keckiella cordifolia John C. Roos 1942-5-23 1054 Los Angeles Santa Anita Canyon Comment
  HSC12392  Keckiella cordifolia Wendell Wood 1970-6-21 19 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  POM199530  Keckiella cordifolia I. W. Clokey, Bonnie C. Templeton 1929-05 4561 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA583136  Keckiella cordifolia Tim S. Ross 1993-4-22 6914 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak. 419 Comment
  RSA522286  Kickxia spuria Steve D. Boyd 1989-6-28 3757 Los Angeles Grounds of Rancho Santa Ana Botanic Garden, planter to the N of E end of Administration building. Comment
  POM1171  Koeleria macrantha I. M. Johnston 1917-7-1 1520 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  UCR272627  Koeleria macrantha R. G. Swinney 2011-6-7 15053 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA0104502  Kopsiopsis strobilacea G. R. Campbell 1952-6-28 17287 Los Angeles South slope Mt. Baldy (San Antonio), San Gabriel Mts. 2499 Comment
  RSA0110558  Lactuca saligna Steven A. Junak, Keri Kirkland 1998-7-17 SCa- 777 Los Angeles Santa Catalina Island: Silver Canyon, at base of slope of E side of canyon, ca 0.7 air miles inland from beach. 76 Comment
  CATA2247  Lagunaria patersonia Sara L. Crockett 1996-10-28 12 Los Angeles Santa Catalina Island: Descanso Beach Club, N end 9 Comment
  POM352653  Lamarckia aurea Edwin Kline 1920-6-1 20336 Los Angeles Near Los Angeles. Comment
  RSA640454  Lamarckia aurea L. C. Wheeler 1967-5-15 9596 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  CDA20781  Lantana montevidensis M. O'Brien 2006-10-8 s.n. Los Angeles Road from Stunt Rd. to the water tank along the Backbone Trail, S of Mulholland Hwy. Comment
  RSA776321  Larrea tridentata R. G. Swinney 2009-4-29 10610 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SD262377  Larrea tridentata R. G. Swinney 2014-4-17 16074 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 -0.8 mi. east of Cheseboro R., 100 - 200m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy. 901 Comment
  HSC21913  Larrea tridentata C. S. Apperson 1967-6-3 Los Angeles Junction of 240th St. and Palmdale Blvd., 5 mi. from Pearblossom. Comment
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Jul 30 2014
  POM361486  Lasthenia californica Geo L. Moxley 1914-7-22 s.n Los Angeles Supramore Grove Comment
  RSA597814  Lasthenia californica L. C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mts; Placerita Canyon. 549 Comment
  CAS-BOT-BC354218  Lasthenia coronaria L. R. Abrams 1901-4-6 1336 Los Angeles Chatsworth Park Comment
  JEPS59910  Lasthenia gracilis Lewis S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  UCR271226  Lasthenia gracilis R. G. Swinney 2011-4-20 14467 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA0088108  Lathyrus vestitus R. G. Swinney 2010-4-30 12456 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  POM1797  Lathyrus vestitus subsp. laetiflorus C. F. Baker 1904-4-15 4186 Los Angeles Claremont Comment
  UC56409  Lathyrus vestitus subsp. laevicarpus Ernest Braunton Feb 1903 821 Los Angeles Griffith Park Comment
  POM1801  Lathyrus vestitus var. vestitus C. F. Baker 1904-4-2 4108 Los Angeles Hills near Monrovia Comment
  CLARK-A1528-3229  Lavatera assurgentiflora Alfred R. Roos 1948-4-8 Los Angeles Culver City Comment
  JEPS126437  Layia glandulosa CNPS Field Staff 2015-4-16 SSNF 1910 Los Angeles Private Ranch. Comment
  UCR270052  Layia glandulosa R. G. Swinney 2011-4-20 14429 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR270454  Layia glandulosa R. G. Swinney 2011-5-12 14662 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
  JEPS31168  Layia platyglossa Ernest C. Twisselmann 1962-4-18 6957 Los Angeles n side of Oso Canyon Road to Mexican Mine; Tejon Ranch 1005 Comment
  RSA527736  Layia platyglossa subsp. campestris Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4303 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  SD87860  Lemmonia californica F. W. Peirson 1919-5-10 396 Los Angeles Arraster, San Gabriel Mountains. 914 Comment
  LA82029  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SD52833  Lepidium lasiocarpum subsp. lasiocarpum Peter H. Raven 1962-4-11 17258 Los Angeles San Clemente Island; on sandy beach due west of Wall 2. 6 Comment
  CATA1595  Lepidium latipes Mark L. Hoefs, Robert F. Thorne 1998-4-25 2864 Los Angeles Santa Catalina Island: At Echo Lake 402 Comment
  RSA679061  Lepidium virginicum var. pubescens V. Soza, LeRoy Gross 2001-5-14 1222 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  UC10684  Lepidium virginicum var. pubescens Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR210341  Lepidium virginicum var. pubescens R. G. Swinney 2008-10-16 9597 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA65793  Lepidium virginicum var. pubescens F. W. Peirson 1921-3-3 2357 Los Angeles Hills west of Arroyo Seco, near Pasadena 426 Comment
  POM361773  Lepidospartum squamatum Roy R. Snelling 1977-10-10 771010 .2 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  RSA0114709  Lepidospartum squamatum R. G. Swinney 2011-10-25 15870 Los Angeles San Gabriel Mountains; along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  RSA611981  Lepidospartum squamatum Valerie L. Soza, Laura Moore 1997-8-16 58 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West side of lake, along fire road encircling lake, 412 Comment
  RSA754091  Lepidospartum squamatum Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1805 Los Angeles Lario San Gabriel River Trail Park. 180 Comment
  RSA0048497  Lepidospartum squamatum Sol Karlin 1965-7-24 s.n. Los Angeles Tujunga Wash, San Gabriel Mountains. 609 Comment
  UCR142710  Leptochloa uninervia Ian Swift 2001-9-27 338 Los Angeles Lower Bouquet Canyon; side channel of Bouquet Canyon, 50 m east of the Scudder Boy's Camp 432 Comment
  RSA250594  Leptosiphon breviculus R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41600 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  LA81939  Leptosiphon parviflorus O. H. Kappler; 1944-5-7 613 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  RSA468545  Leptosiphon parviflorus L. C. Wheeler 1934-4-6 2508 Los Angeles San Dimas Canyon, San Gabriel Mountains. 442 Comment
  OBI69280  Leptosyne gigantea John Knapp, Denise Knapp 2003-4-13 1 Los Angeles Catalina Island, 3690107.913N x 377428.961E 9 Comment
  RSA755726  Lessingia glandulifera var. glandulifera R. G. Swinney 2008-10-7 9479 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  POM293692  Lessingia glandulifera var. glandulifera Lyman Benson 1948-10-31 13545 Los Angeles Indian Hill, Claremont. Spacific Slope; sandy soil. South slope Chapparal. 427 Comment
  RSA601145  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1966-10-23 9056 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  SBBG63045  Lessingia glandulifera var. glandulifera R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  SD111603  Lewisia rediviva var. minor Wayne P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  POM365314  Leymus condensatus Edwin Kline 1926-6-6 s.n. Los Angeles Santa Monica. Comment
  RSA600006  Leymus condensatus Steve Boyd, Lauren Raz 1997-5-28 9847 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
  RSA788186  Lilium humboldtii Doris Bowers 1967-7-19 821 Los Angeles Topanga Canyon 610 Comment
  RSA682470  Lilium humboldtii subsp. ocellatum R. E. Riefner 2000-8-29 0 -758 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
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Jan 14 2008
  RSA682715  Lilium humboldtii subsp. ocellatum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1106 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  RSA701594  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1237 Los Angeles In canyon bottom of Evey Canyon. 793 Comment
  SFV17014  Lilium humboldtii subsp. ocellatum J. D. Dilley 1997-5-22 181 Los Angeles Verdugo Mountains Verdugo Mountains. La Tuna Canyon Park on La Tune Canyon, 1 mile west of Interstate Highway 210. 0.5 miles upstream on hillside above dry stream. 550 Comment
  UC908646  Linanthus aureus subsp. aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains San Gabriel Mountains Comment
  RSA590654  Linanthus aureus var. aureus T. S. Ross, S. D. Boyd 1990-6-4 2792 Los Angeles Lower Moody Canyon: Moody Truck Road; 0.6 mi N of junction with powerlin road. 976 Comment
  SEINET7072901  Linanthus breviculus A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  UCR27496  Linanthus breviculus John C. Roos 1947-5-3 3654 Los Angeles San Gabriel Mtns, Big Pines 1890 Comment
  CHSC3739  Linanthus californicus Sue Boergadine 1966-4-28 11 Los Angeles 8 mi NE of Newhall. Comment
  LA52335  Linanthus californicus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA468431  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-5-5 s.n. Los Angeles Along Arroyo's W. Pasadena Comment
  UCR192536  Linanthus dichotomus A. C. Sanders 2008-4-10 34806 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UCR21119  Linanthus liniflorus A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1552 Los Angeles West Mojave Desert, western Antelope Valley, Hwy 138, 5.3 mi. west of the junction with Three Points Road, and 6.3 mi. east of the junction with old Gorman Post road Comment
  UC23759  Linanthus parryae Dr. A. Davidson May 1895 Los Angeles Antelope Valley Comment
  UCR180581  Linanthus parryae Scott D. White, Pam Devries 2006-5-10 11455 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
  UC106809  Linanthus parviflorus Brandegee Los Angeles Saugus Comment
  UC167111  Linanthus parviflorus unknown 1904-5-5 694 a6185 Los Angeles Arroyo Seco Canyon San Gabriel Mts. 609 Comment
  RSA400302  Linaria canadensis var. texana Anstruther Davidson 1890-4-10 s.n. Los Angeles Cahuenga Pass. Comment
  POM1584  Lithophragma affine I. M. Johnston 1917-5-6 1927 Los Angeles Evey Canyon, north of Claremont 762 Comment
  UCR271722  Lithophragma heterophyllum R. G. Swinney 2011-3-26 14206 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
  UCR95299  Lithophragma parviflorum Steve Boyd, Orlando Mistretta 1996-5-1 8755 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
  CHSC96554  Lithophragma tenellum L. P. Janeway 2006-6-8 8681 Los Angeles San Gabriel Mountains. Near Angeles Crest Hwy, 0.5 km west of Big Pines and Big Pines Hwy. 2108 Comment
  UCR178373  Lithophragma tenellum LeRoy Gross, Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  RSA0085305  Lobelia dunnii var. serrata R. G. Swinney 2010-8-26 13602 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  SJSU13574  Lobelia dunnii var. serrata C. W. Sharsmith 1940-8-29 4223 Los Angeles at head of Eaton Canyon, San Gabriel Mts 1371 Comment
  UCR174981  Lobularia maritima Holly Summers 2006-4-30 010 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  UC777950  Lolium temulentum Frank W. Gould 1944-4-12 2282 Los Angeles 120th Street at Western Ave. Comment
  SBBG112171  Lomatium C. Bornstein, B. Collins 1997-4-14 Los Angeles 0.7 mi E of Hwy 138 on N2, Liebre Mtns 1082 Comment
  UCR12136  Lomatium dasycarpum Art Whistler 1966-4-17 s.n. Los Angeles Western Transverse Range, Canoga Park, west of Cohasset, above Roscoe Blvd., near Valley Circle Blvd. Comment
  UC1605266  Lomatium dissectum var. multifidum Tim Ross and Steve Boyd 1994-5-4 7676 Los Angeles Dogwood Canyon - narrow canyon draining n.e. to Burns Canyon from the n.e. summit of Grass Mt.; Liebre Mts., Lake Hughes Quad., Dogwood Canyon 1267 Comment
  RSA0105320  Lomatium lucidum Orlando Mistretta, Christine Mistretta 2008-5-20 3171 Los Angeles Southern California Edison transmission line corridor (Segment 6, Impact Area 14 per TRTP Survey 2008), Fish Canyon drainage; Van Tassel Motorway just S of Jct. with Monrovia Cyn Truck Trail. 986 Comment
  UC1057257  Lomatium lucidum Mildred E. Mathias 1957-4-4 3158 Los Angeles 2.5 mi. s.w. Decker Fire Station (Decker Canyon Rd.) Comment
  RSA452104  Lomatium mohavense Anstruther Davidson 1907-1 s.n. Los Angeles By rock Creek Comment
  SD231182  Lomatium mohavense Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 48 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. 1444 Comment
  UCD127799  Lomatium utriculatum Daryl Koutnik 1978-4-28 440 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  UCR187247  Lomatium utriculatum A. C. Sanders 2006-4-21 32125 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  RSA586488B  Lonicera interrupta Orlando Mistretta 1995-6-20 1810 Los Angeles San Gabriel Mountains:Bare Mountain Canyon. 1524 Comment
  SBBG69577  Lonicera interrupta R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  RSA0116115  Lonicera subspicata R. G. Swinney 2010-8-23 13571 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  JEPS12859  Lonicera subspicata var. denudata Frank W. Peirson 1918-6-30 217 Los Angeles Mt. Wilson Toll Road San Gabriel Mountains 1371 Comment
  JEPS23710  Lonicera subspicata var. denudata Peter H. Raven, Henry J. Thompson 1959-10-11 13758 Los Angeles Saddle Peak Santa Monica Mountains 822 Comment
  RSA0101281  Lonicera subspicata var. denudata R. G. Swinney 2011-6-22 15258 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  RSA597513  Lonicera subspicata var. denudata L. C. Wheeler 1961-6-12 7866 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1059 Comment
  RSA248830  Lotus argophyllus subsp. ornithopus R. F. Thorne 1973-4-11 42875 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA724433  Lotus argophyllus var. argophyllus K. Dobry 1990-3-25 118 Los Angeles Simi Hills at Dayton Canyon Comment
  SFV11235  Lotus corniculatus D. K. Shayne 1966-3-9 102 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  POM2445  Lotus crassifolius var. crassifolius L. R. Abrams 1918-7-3 587 Los Angeles north Baldy Mt. Rock Creek Canyon Comment
  RSA748362  Lotus crassifolius var. crassifolius Scott D. White, Justin M. Wood 2009-5-6 12659 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA320820  Lotus dendroideus var. traskiae F. C. Boutin 1967-4-24 1704 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  RSA682522  Lotus grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR73415  Lotus hamatus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5243 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  RSA586283  Lotus humistratus Orlando Mistretta 1995-3-14 1536 Los Angeles Little Rock Creek Management Unit; Emma section of Little Rock Creek Management Unit. 1128 Comment
  SEINET11177585  Lotus humistratus Unknown 1973-4-21 s.n. Los Angeles Vincent Comment
  POM1852  Lotus nevadensis var. davidsonii George B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson. 1829 Comment
  RSA0106486  Lotus nevadensis var. davidsonii R. G. Swinney 2011-10-18 15824 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA330794  Lotus nevadensis var. davidsonii Wayen E. Sawyer 1981-6-16 48 Los Angeles 200' NE of Little Jimmy Campground 2256 Comment
  RSA586695  Lotus oblongifolius var. oblongifolius Orlando Mistretta, Mark Elvin 1995-6-20 1797 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA601054  Lotus procumbens Steve Boyd, Lauren Raz 1997-6-18 9972 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR217137  Lotus purshianus Jonas A. Winbolt, Rocky Brown 2010-8-20 008 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  RSA654446  Lotus purshianus var. purshianus Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 975 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon. 487 Comment
  SEINET4044575  Lotus salsuginosus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 259 Comment
  UCR153327  Lotus salsuginosus A. C. Sanders, T. B. Salvato 2005-4-26 29731 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
  RSA406849  Lotus scoparius var. brevialatus L. E. Hoffman 1927-7-10 s.n. Los Angeles Swarthout canyon Comment
  UCR192010  Lotus scoparius var. scoparius A. C. Sanders 2008-4-17 34917 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  UCR271889  Lotus scoparius var. scoparius R. G. Swinney 2010-4-28 12403 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
  RSA191094  Lotus strigosus R. F. Thorne 1967-6-25 37082 Los Angeles along fire road between Cobal and Evey Canyons, 732 Comment
  RSA406315  Lotus strigosus Louis Greata 1901-03 s.n. Los Angeles Garvanza Comment
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Nov 25 2011
  RSA774738  Lotus strigosus R. G. Swinney 2009-6-17 11172 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR198514  Lotus strigosus Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCR219470  Lotus 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 183 Comment
  UCR269985  Lotus strigosus R. G. Swinney 2011-7-21 15551 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA598365  Lotus strigosus L. C. Wheeler 1967-5-24 9735 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  CAS-BOT-BC201412  Lupinus albifrons var. albifrons L. R. Abrams 1941-4-18 13867 Los Angeles State Highway 138 one mile east of junction with U.S. Highway 99 Comment
  CAS-BOT-BC201416  Lupinus albifrons var. albifrons Alice Eastwood 1917-7-20 6472 Los Angeles Santa Catalina Island Comment
  RSA0061208  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042007 Los Angeles Old Ridge Rte, after unmaintained section. 413 Comment
  RSA0105014  Lupinus andersonii R. G. Swinney 2011-6-22 15269 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  SEINET10488489  Lupinus arboreus David B. Dunn 1957-5-18 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 7352 Comment
  RSA482510  Lupinus bicolor Richard Noyes 1988-4-30 554 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  RSA593011  Lupinus bicolor Steve Boyd 1996-4-25 8720 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  RSA773304  Lupinus bicolor R. G. Swinney 2009-6-3 11052 Los Angeles Horse Flats, 1 air mile NNW of Newcombs Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR125903  Lupinus bicolor A. C. Sanders, Mark Elvin, Julie M. Vanderwier, M. S. Enright 2002-6-26 25303 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south of Santa Clara River on mesa 366 Comment
  RSA250636  Lupinus bicolor R. F. Thorne 1971-3-31 41445 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  SD39036  Lupinus bicolor Edith A. Purer 1933-5-30 4997 Los Angeles Playa del rey, sand dunes Comment
  UC1203738  Lupinus bicolor Dave Dunn 1941-3-29 965 Los Angeles Monterey Park St. on Garfield Blvd. Comment
  POM2413  Lupinus bicolor subsp. microphyllus L. R. Abrams 1901-04 1437 Los Angeles Pasadena. Comment
  POM145644  Lupinus bicolor subsp. tridentatus L. R. Abrams 1927-4-30 11710 Los Angeles Head of Antelope Valley. Comment
  SFV1875  Lupinus concinnus P. G. Kilburn 1958-3-29 673 Los Angeles Santa Susana Mountains Beside road leading to Standard Oil land from Phil Gentile Ranch. Comment
  UCR270009  Lupinus concinnus R. G. Swinney 2010-5-19 12773 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
  CAS-BOT-BC216655  Lupinus excubitus subsp. hallii Alice Eastwood 1919-5-29 8921 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC205409  Lupinus excubitus var. austromontanus Lester Rowntree 1934-3-28 4 Los Angeles Near Elizabeth Lake, Antelope Valley Comment
  RSA230268  Lupinus excubitus var. austromontanus R. F. Thorne 1969-7-2 38308 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  UC1980281  Lupinus excubitus var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042006 Los Angeles Old Ridge Rte. Comment
  CHSC14169  Lupinus excubitus var. hallii L. M. Mayer; I. J. Mayer 1974-4-6 137 Los Angeles Ca. 1/2 mi from Tapia Park on w side of Las Virgenes/ Malibu Canyon Rd. Comment
  RSA413595  Lupinus excubitus var. hallii Bonnie C. Templeton 1930-4-2 1479 Los Angeles Laurel Canyon, Santa Monica Mts 200 Comment
  SBBG69083  Lupinus formosus R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UC198110  Lupinus formosus C. F. Baker 1904-4-2 4098 Los Angeles hills near Monrovia; hills near Monrovia Comment
  SEINET3131571  Lupinus formosus G. B. Grant 6913 Los Angeles Mt. Wilson, Pasadena 1829 Comment
  RSA585763  Lupinus formosus var. formosus Orlando Mistretta 1995-7-11 1888 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA406944  Lupinus formosus var. formosus M. Bisbee 1917-5-27 s.n. Los Angeles Near Verdugo road, Verdugo Canyon Comment
  SEINET10964914  Lupinus formosus var. robustus Edward K. Balls 1953-3-12 Balls 9139 Los Angeles Common subshrub to 2 ft tall, 3 ft spr. Fls varying from diip to pale purple, Lvs silvery. Dry, stony wash sun. Opposite fire guard stn. Padua hills, n of Claremont, s slopes san gabriel mts. 610 Comment
  RSA598252  Lupinus hirsutissimus R. G. Swinney 1989-4-1 s.n. Los Angeles in and near Glendora Wilderness Park ; Big Dalton Canyon. 428 Comment
  POM2427  Lupinus longifolius L. R. Abrams 1901-04 7174 Los Angeles Ballona Harbor, Los Angeles Comment
  RSA0062870  Lupinus longifolius Daisie Huang 2008-4-6 08040604 Los Angeles Deer Creek Rd, right off of PCH. Malibu. 17 Comment
  UC1583147  Lupinus longifolius Tim Ross, Steve Boyd 1990-5-14 2465 Los Angeles Yerba Buena Ridge San Gabriel Mountains, Angeles National Forest, Tujunga Rang Comment
  UCR192947  Lupinus microcarpus Dan S. Cooper 2008-3-25 s.n. Los Angeles Los Angeles Basin, 300 m north of end of Catalina Ave., Whittier 111 Comment
  SBBG69057  Lupinus microcarpus var. densiflorus R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA19104  Lupinus microcarpus var. microcarpus P. A. Munz 1923-5-27 6880 Los Angeles Rock Creek 1296 Comment
  RSA709947  Lupinus sparsiflorus LeRoy Gross 2005-4-28 2157 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR219415  Lupinus sparsiflorus R. G. Swinney 2009-3-26 10165 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  POM23929  Lupinus sparsiflorus subsp. sparsiflorus George B. Grant 1904-5-10 s.n. Los Angeles Pasadena. Comment
  RSA594973  Lupinus sparsiflorus subsp. sparsiflorus T. S. Ross 1995-4-26 8383 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  RSA279032  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1971-4-9 41512 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek 457 Comment
  RSA0060775  Lupinus truncatus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6815 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG98484  Lupinus truncatus T. Ross 1991-5-23 5479 Los Angeles mouth of Tota Cyn 4 Comment
  UCD109659  Lupinus truncatus Gordon Pilone 1961-3-13 105106 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  UCR270978  Lupinus truncatus R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14332 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  SEINET12154801  Lupinus truncatus J. F. Bright 1934-1 9253 Los Angeles Santa Monica Coast Range Comment
  RSA722091  Lycium andersonii R. E. Riefner 2007-3-10 7 -114 Los Angeles Palos Verdes Peninsula, vicinity of Via Coronel Rd. and Via Olivera Rd. 100 Comment
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Apr 1 2016
  CAS-BOT-BC233480  Lycium californicum George B. Grant; Walter Wheeler 1904-4-21 H 2447 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA428826  Lycium californicum F. R. Fosberg 1931-4-29 S 4705 Los Angeles Catalina Island. Middle Ranch Canyon, 1.5 miles below Eagle's Nest. 180 Comment
  SBBG31358  Lycium californicum R. F. Thorne with P. C. Everett 1965-5-11 34648 Los Angeles rd from Rancho Escondido above Cottonwood Dam in Cottonwood Cyn 106 Comment
  UC557621  Lycium californicum Nell Murbarger Apr 1936 103 Los Angeles San Clemente Island 0 Comment
  RSA428859  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles Palmdale, Mohave Desert 762 Comment
  RSA80335  Lycium cooperi F. W. Peirson 1921-5-19 1086 Los Angeles Little Rock Creek 945 Comment
  RSA0048642  Lycium cooperi Lee Haines 1958-5-17 s.n. Los Angeles W. of Vincent, Upper Mint Canyon. 914 Comment
  CATA2073  Lyonothamnus floribundus Michael R. Benedict 1965-12-12 Los Angeles Santa Catalina Island: Small grove near head of major canyon 1 1/2 miles southwest of Johnson's Landing 0 Comment
  RSA628363  Lyonothamnus floribundus subsp. aspleniifolius Steven A. Junak 1997-8-28 SCI- 959 Los Angeles San Clemente Island: E escarpment of island, above first canyon N of Knob Canyon, near UTM 11 0370950E 3634300N 250 Comment
  SD217370  Lyonothamnus floribundus subsp. aspleniifolius Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4314 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  UC860335  Lyonothamnus floribundus subsp. floribundus Ezra C. Knopf 50 Los Angeles Santa Catalina Island Comment
  SBBG41303  Lyonothamnus floribundus var. floribundus M. R. Benedict 1970-6-30 Los Angeles upper Shark Cyn between Wrigley Ranch and Catalina airstrip Comment
  RSA3747  Madia exigua C. B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island. On point at west side of Fourth of July Cove. Comment
  UC1601157  Madia gracilis T. Minthorn July 1920 Los Angeles near Avalon (Catalina Island); Catalina Island Comment
  SFV16071  Madia gracilis A. M. Orcino, A. Sutton 1994-5-18 32 Los Angeles Santa Monica Mountains Calabasas. Stunt High Trail, 1 mile east on Stunt Road from junction with Mulholland Highway. 796 Comment
  RSA188299  Madia sativa R. F. Thorne 1966-6-2 36523 Los Angeles Santa Catalina Island, along stream bed, back of beach, canyon leading to Whites Landing 15 Comment
  RSA435914  Mahonia dictyota L. E. Hoffman s.n. Los Angeles Arroyo Seco Canyon. Comment
  RSA515088  Malacothamnus clementinus Aaron Liston, Mistretta, Loren Rieseberg 1989-4-28 76 -1 Los Angeles San Clemente Island: Horse Beach Canyon, S end of island 18 Comment
  UC1430061  Malacothamnus clementinus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22697 Los Angeles China Canyon; San Clemente Island, China Canyon 130 Comment
Read comments
Aug 31 2006
  UC527634  Malacothamnus davidsonii C. B. Wolf 1931-7-2 2264 Los Angeles 0.5 mi above bridge over Little Tujunga Wash, on rd from Sunland to San Fernando Little Tujunga Wash 335 Comment
  SD73407  Malacothamnus fasciculatus Stanislaw Modzelewski 1962-7-30 475 Los Angeles Above Malibu, on coastal slope of Santa Monica Mountains, Southwestern Los Angles County. 456 Comment
  UCR117565  Malacothamnus fasciculatus A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23275 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  RSA0036306  Malacothamnus fremontii LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6969 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
  RSA335253  Malacothamnus orbiculatus James Henrickson 1983-11-5 19692 Los Angeles Newhall area, ca 3 miles N of Hwy 126, 0.5 mi W of Hwy 5. Comment
  UC494808  Malacothrix clevelandii T. Craig 1927-6-8 403 Los Angeles Bear Canyon Trail to Mt. San Antonio (eastern Los Angeles County); Bear Canyon Trail Comment
  UC565516  Malacothrix coulteri Margaret Stason 1927-4-23 Los Angeles near Mojave; Mojave Desert Comment
  UCR189266  Malacothrix glabrata R. G. Swinney 1998-5-16 6081 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCR259629  Malacothrix glabrata R. G. Swinney 2010-4-15 12217 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA660078  Malacothrix glabrata Orlando Mistretta 1992-5-25 416 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SFV4050  Malacothrix saxatilis R. L. Armacost 1960-10-29 1341 Los Angeles Santa Monica. Comment
  CAS-BOT-BC347911  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1917-7-7 6608 Los Angeles Laurel Canon [Canyon], Santa Monica Mts. Comment
  CAS-BOT-BC347942  Malacothrix saxatilis var. tenuifolia Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7401 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 164 Comment
  CAS-BOT-BC347946  Malacothrix saxatilis var. tenuifolia John I. Carlson 1918-5-10 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  CATA1969  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-4-3 Los Angeles Santa Catalina Island: Pebble Beach 5 Comment
  SFV7110  Malacothrix saxatilis var. tenuifolia K. A. Wilson 1974-8-21 1436 Los Angeles Santa Monica Mountains 2 miles west of Las Virgenes Road. 300 Comment
  UCR280814  Malacothrix saxatilis var. tenuifolia Mitch Provance 2017-6-30 617- 38 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  POM362373  Malacothrix saxatilis var. tenuifolia Anstruther Davidson 1891-1 s.n. Los Angeles E. Los Angeles. Comment
Read comments
Mar 31 2015
  RSA660897  Malosma laurina Ann Williams 1992-5-14 20 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  UCSB8652  Malosma laurina Haller, John 1950-5-14 Los Angeles Northwest corner of San Fernando Valley; near Chatsworth; under stony point Comment
  RSA656183  Malva nicaeensis Joseph M. Keefe 1978-4-11 22633 Los Angeles Verdugo Mountains: Verdugo Park, 1601 North Verdugo Road, Glendale. Comment
  UCR197166  Malva parviflora Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1142 Los Angeles Transverse Ranges: Verdugo Mountains, mouth of McDonald Creek 335 Comment
  POM178033  Malva parviflora J. Ewan 1931-5-11 4188 Los Angeles 1 mile N Van Nuys Estate, West 6th St. Comment
  RSA592294  Malva parviflora Louis C. Wheeler 1967-5-13 9543 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  SD52877  Malva parviflora Peter H. Raven 1962-4-9 17129 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  RSA749660  Malvella leprosa R. G. Swinney 2005-8-5 8360 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy. 1561 Comment
  LA35298  Marah macrocarpa Mary V. Hood; 1944-5-7 44 43 k Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, near Tapia Park 152 Comment
  SEINET4077004  Marah macrocarpa R. Moran 1941-1 573 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  SFV5526  Marah macrocarpa W. A. Kelley 1968-1-20 76 1 Los Angeles Santa Susana Mountains Santa Susana Pass, Chatsworth. 500 Comment
  POM4565  Marah macrocarpa Helen Ward 1906-03 93 Los Angeles Claremont Wash Comment
  UC1870234  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 b Los Angeles Transverse Ranges: Verdugo Mountains Region: S side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 822 Comment
  RSA649615  Marah macrocarpa var. macrocarpa Lori Ackerman, Gerald Braden 1988-4-22 12 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  CHSC26278  Marrubium vulgare E. Ryel 1967-3-20 15 Los Angeles Whittier, east of San Gabriel Freeway; Rose Hills. 304 Comment
  SBBG98082  Marrubium vulgare T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5143 Los Angeles beginning of Larkspur Cyn drainage, 1600 ft SE of Benchmark 924 at E end of the old airfield landing strip 249 Comment
  RSA651644  Marrubium vulgare C. J. Humphrey, Herbert Humphrey 1936-6-5 299 Los Angeles Along banks of stream in Mts. 90 miles north of Los Angeles. On Hgw 99. 610 Comment
  RSA0065716  Marsilea vestita subsp. vestita Justin M. Wood 2011-7-7 4342 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  POM348025  Medicago polymorpha George B. Grant 1908-5-16 s.n. Los Angeles Garvanza Comment
  RSA15348  Medicago polymorpha var. brevispina C. B. Wolf 1926-3-22 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  RSA258364  Medicago praecox C. W. Tilforth 1972-6-20 596 Los Angeles NW edge of Reflection Pool Comment
  SD90559  Medicago sativa Robert F. Thorne 1973-4-13 42977 Los Angeles San Clemente Island, low plateau jusr SE of Airfield Operations 60 Comment
  UCR190605  Melaleuca citrina R. G. Swinney 2000-5-10 7678 Los Angeles San Gabriel Mtns./San Gabriel Valley, San Gabriel River bottom, c. 300 m north of Foothill Ave. in Azusa, east side of river 183 Comment
  UCR126745  Melia azedarach A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26232 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  CAS-BOT-BC281509  Melica imperfecta Timothy S. Ross; Steve Boyd 1990-5-31 2730 Los Angeles San Gabriel Mts. Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1847 Comment
  CAS-BOT-BC281520  Melica imperfecta L. A. Greata 1900-3-28 s.n. Los Angeles Avalon Comment
  CATA981  Melica imperfecta Mark L. Hoefs 1994-5-21 1851 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA651809  Melica imperfecta D. H. Wilken, M. Kamins, C. Cumming 1965-4-22 212 Los Angeles Tuna Canyon about 1 mile inland from the coast. Santa Monica Mtns. 152 Comment
  UCD87787  Melica imperfecta A. A. Beetle 1946-4-20 4741 Los Angeles Palos Verdes Hills, near Los Angeles. Comment
  UCR229133  Melica imperfecta Dan S. Cooper 2011-1-8 s.n. Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM1203  Melica stricta I. M. Johnston 1918-7-6 2065 Los Angeles Prairie Fork of San Gabriel River. 2287 Comment
  RSA188072  Melilotus albus Robert F. Thorne 1966-4-29 36268 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  RSA653885  Melilotus indicus Valerie L. Soza, S. D. Boyd 2000-4-26 793 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
  SBBG20536  Melilotus indicus E. R. Blakley 1963-12-7 6368 Los Angeles 200 yds SE of new air strip 60 Comment
  RSA594467  Mentha villosa Steve Boyd, Lauren Raz 1996-9-24 8941 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
  UCR193136  Mentzelia R. G. Swinney 1998-7-14 6448 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  JEPS41224  Mentzelia congesta Frank W. Peirson 1919-6-14 472 Los Angeles San Gabriel Mountains, Rock Creek Comment
  RSA0097782  Mentzelia congesta R. G. Swinney 2011-4-26 14521 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  RSA608364  Mentzelia congesta Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  RSA641226  Mentzelia jonesii Robert F. Thorne 1974-4-9 44708 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1220 Comment
  RSA296869  Mentzelia laevicaulis F. W. Peirson 1918-6-16 121 Los Angeles San Gabriel Mts. Rock Creek 1448 Comment
  RSA305703  Mentzelia micrantha Mark Hoefs, D. Propst 1973-5-4 257 Los Angeles Santa Catalina Island, W end road just beyond Cherry Cove, near Lyon s Head Point 46 Comment
  UC457224  Mentzelia montana Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mts., Swartout Valley Comment
  CAS-BOT-BC435241  Mesembryanthemum crystallinum John Thomas Howell 1927-6-30 2632 Los Angeles At eastern city limits of Long Beach 30 Comment
  RSA12270  Mesembryanthemum nodiflorum C. B. Wolf 1934-4-11 5644 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  LA88396  Micropus californicus var. californicus O. H. Kappler; 1941-5-9 266 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon Comment
  SBBG17877  Microseris douglasii subsp. platycarpha P. H. Raven 1962-4-20 17199 Los Angeles summit of Thirst 579 Comment
  UCR190884  Microseris lindleyi R. G. Swinney 2001-4-18 7906 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR228144  Microseris lindleyi R. F. Thorne 1965-5-10 34483 Los Angeles Channel Islands, Santa Catalina Island, upper end of Gallagher Canyon 412 Comment
  HSC82923  Mimulus aurantiacus var. pubescens W. A. Whistler 1965-4-13 Los Angeles On Malibu Canyon Rd. about 1 mi. N of intersection with Pacific Coast Hwy., in Malibu 244 Comment
  RSA442632  Mimulus aurantiacus var. pubescens N. C. Cooper 1948-5-13 2753 Los Angeles Pomona. 244 Comment
  UCR131704  Mimulus aurantiacus var. pubescens C. B. Wolf 1936-4-24 07772 Los Angeles Base of Santa Susana Pass 366 Comment
  RSA590425  Mimulus aurantiacus var. puniceus Tim S. Ross 1993-4-21 6840 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200 ft NNE to NE of 'Quartz' (1252 ft). 396 Comment
  RSA735098  Mimulus bigelovii Rosemarie Zimmermann 1964-5-1 371 Los Angeles Valyermo. 1372 Comment
  RSA0105041  Mimulus brevipes R. G. Swinney 2011-4-26 14469 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA420663  Mimulus cardinalis F. R. Fosberg 1931-5-2 S- 4737 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  UC1587750  Mimulus flemingii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5293 Los Angeles 1800 ft se Malo Knoll (upper portion of drainage draining to Mosquito Cove (drainage beginning 800 ft n of Rest marker)); San Clemente Island, West Fork of Near-Death Canyon 274 Comment
  RSA627570  Mimulus floribundus Sandy Leatherman, Brian Daniels 1998-7-1 27 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. 305 Comment
  RSA165269  Mimulus guttatus Gordon Pilone 1962-6-24 501 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
  UCR271202  Mimulus guttatus R. G. Swinney 2011-11-1 15974 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  RSA442767  Mimulus guttatus Thekla Mohr 1897-1 s.n. Los Angeles San Gabriel Comment
  RSA0056596  Mimulus johnstonii Orlando Mistretta, Christine Mistretta 2010-6-10 5298 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA611848  Mimulus latidens Steve Boyd, Valerie Soza 1998-4-28 10164 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. 537 Comment
  SDSU12002  Mimulus longiflorus David Shaari, Jennifer Swanson 1995-4-11 17 Los Angeles 0.4 mile up dirt road to the Topanga fire look-out station, from Saddle Peak Road. 762 Comment
  UCR43330  Mimulus moschatus David Charlton 1986-6-15 304 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  JEPS27404  Mimulus nasutus Peter H. Raven, Henry J. Thompson 1960-4-12 15063 Los Angeles just w Triunfo Pass; Santa Monica Mountains 640 Comment
  SBBG66694  Mimulus parishii R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  RSA423579  Minuartia nuttallii subsp. gracilis Fred Burlew 1916-08 3139 Los Angeles Mt. San Antonio Comment
  RSA746559  Minuartia nuttallii subsp. gracilis Orlando Mistretta 1991-7-30 s.n Los Angeles Mt Baldy; W Baldy Ridge. 2896 Comment
  RSA585333  Mirabilis bigelovii var. retrorsa Tim S. Ross 1991-4-27 4702 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  SBBG18743  Mirabilis californica E. R. Blakley 1963-4-7 5501 Los Angeles Little Harbor 15 Comment
  SEINET4044562  Mirabilis californica D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  RSA0026045  Mirabilis jalapa R. G. Swinney 2008-12-2 9929 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  CAS-BOT-BC434621  Mirabilis laevis var. crassifolia LeRoy Abrams 1902-6-9 2504 Los Angeles Playa del Rey Comment
  CAS-BOT-BC434651  Mirabilis laevis var. crassifolia L. R. Abrams; I. L. Wiggins 1931-7-6 347 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. Comment
  RSA276009  Mirabilis laevis var. villosa Jack Delaini 1974-5-9 185 Los Angeles On steep , grassy slopes of S-facing ridge near mouth of canyon with Eriogonum fasciculatum foliosum, adenostoma fasciculatum, rhus laurina, etc. 427 Comment
  RSA464228  Mirabilis laevis var. villosa Robert Gustafson 1978-6-21 1025 Los Angeles Lower Hungry Valley, Freeman Canyon, about 4.0 miles south of Gorman 945 Comment
  UCR180369  Mirabilis multiflora Scott D. White, Pam Devries 2006-5-10 11422 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
  UC25456  Monardella breweri subsp. lanceolata J. H. Barber 1897-6-22 169 Los Angeles San Fernando Valley Comment
  PASA1139  Monardella cinerea Frank W. Peirson 1920-9-12 Los Angeles San Antonio Peak 2819 Comment
  UCR234181  Monardella exilis B. G. Pitzer 1998-5-12 3680 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCR179663  Morus alba R. G. Swinney 1992-4-16 1721 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 0.7 mi. east of Glendora Mtn. Rd., north of stream 366 Comment
  RSA615555  Mucronea californica LeRoy Gross 1998-5-15 13 Los Angeles San Gabriel Mtns: Big Tujunga Wash. East of 210 freeway ,west of Big Tujunga Canyon Road. 366 Comment
  RSA392629  Mucronea californica var. suksdorfii Jack Rempel 1934-5-14 s.n. Los Angeles Playa del Rey. Comment
  RSA0080683  Muehlenbeckia platyclada Bonnie C. Templeton 1963-6-11 9580 Los Angeles So. Oxford Street, Los Angeles. Comment
  RSA250507  Muhlenbergia asperifolia R. F. Thorne 1967-10-10 37383 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Housing Tract. 1250 Comment
  CAS-BOT-BC262695  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1600 Comment
  RSA0087307  Muhlenbergia californica R. G. Swinney 2010-9-13 13839 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA755634  Muhlenbergia californica R. G. Swinney 2008-7-16 9266 Los Angeles Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  RSA580868  Muhlenbergia microsperma L. C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  RSA739672  Muhlenbergia microsperma John Dittes, Josephine Guardino 2008-2-23 1501 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Big Tujunga Reservoir, 3.4 air miles NE of Mt. Gleason Jr. Highschool, near Delta Flat Pinic Area 530 Comment
  SBBG59552  Muhlenbergia microsperma M. N. Ackley -Mar-1928 16 Los Angeles Eagle Rock Hill 365 Comment
  SEINET10860551  Muhlenbergia microsperma LeRoy R. Abrams Abrams 1383 Los Angeles Monte Vista. Comment
  RSA771598  Muilla maritima Richard G. Swinney 2009-5-27 10903 Los Angeles South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  CAS-BOT-BC514192  Muilla maritima G. B. Grant 1901-3-24 3645 Los Angeles Eaton Wash Comment
  RSA587028  Muilla maritima Orlando Mistretta 1994-6-15 1360 Los Angeles Santiago Canyon. Side drainage entering Santiago canyon from the W, about 3 miles S of confluence of Santiago Creek and Little Rock creek. 1341 Comment
  CAS-BOT-BC327745  Munzothamnus blairii Reid Moran 1958-9-15 6824 Los Angeles San Clemente Island. Canyon, 1.8 miles SE of Eel Point. 100 Comment
  UC5277  Myrica californica J. Burtt Davy October, 1896 2751 Los Angeles Santa Monica Comment
  RSA77252  Nama californica F. W. Peirson 1921-6-14 2421 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 1250 Comment
  PASA2105  Nama rothrockii Frank W. Peirson 1930-7-7 Los Angeles Arrastre Flat, San Bernardino Mts. 2285 Comment
  POM4190  Nama stenocarpa L. R. Abrams 1899-04 340 Los Angeles Soldier s Home. Comment
  CAS-BOT-BC259794  Nassella cernua I. M. Johnston 1917-6-10 1300 Los Angeles Near Mesmer 30 Comment
  POM113987  Nassella cernua Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UCD87403  Nassella cernua A. A. Beetle 1942-4-24 3217 Los Angeles Rt. 6, 5 miles south of Saugus. Comment
  RSA589324  Nassella lepida Timothy S. Ross, Mark Elvin, Jennifer Stone 1995-5-19 8581 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  POM116533  Nassella pulchra Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  SEINET269344  Nassella pulchra Scott D. White 1995-4-27 2948 Los Angeles Upslope from Winter Canyon near Pepperdine University; north of Pacific Coast Highway east of Malibu Canyon Road sout 91 Comment
  CAS-BOT-BC65037  Nasturtium gambelii Dennis E. Breedlove 1904-1-1 s.n. Los Angeles Cienaga Comment
  CAS-BOT-BC60411  Nasturtium officinale Carl B. Wolf 1932-5-12 3606 Los Angeles Santa Catalina Island. Middle Ranch Canyon near bridge on lower road to Isthmus. 30 Comment
  RSA0048215  Nasturtium officinale Carol Haines 1964-5-23 s.n. Los Angeles Atmore Meadows, Old Ridge Route. 1310 Comment
  RSA0036176  Navarretia Bill Duval s.n. Los Angeles Montrose. Comment
  RSA469835  Navarretia atractyloides Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  RSA524964  Navarretia atractyloides T. S. Ross, S. D. Boyd 1990-6-6 2818 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  SBBG95171  Navarretia hamata M. B. Dunkle 1928-5-12 1920 Los Angeles Empire Landing Comment
  UC303713  Navarretia hamata I. Johnston 1917-5-13 986 Los Angeles San Gabriel Wash 152 Comment
  UCR119280  Navarretia hamata A. C. Sanders, D. Malueg 1998-6-22 22054 Los Angeles Foothills of San Gabriel Mtns., Sunset Ridge, Millard Canyon watershed north of Altadena, SCE powerlines near Millard Picnic Area, Angeles National Forest, N end of Chaney Trail 610 Comment
  UCR216683  Navarretia hamata subsp. hamata Dan S. Cooper 2010-5-13 510- 44 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  RSA653697  Nemacladus ramosissimus Valerie L. Soza, Laura Moore 2000-5-10 860 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 to peak ''1936''. 579 Comment
  RSA421328  Nemophila menziesii T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA599470  Nemophila menziesii var. integrifolia Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9489 Los Angeles Liebre Mountains region: Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  SFV20805  Nemophila menziesii var. integrifolia L. Gross, N. Fraga 2002-4-4 509 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 532 Comment
  LA210900  Nemophila menziesii var. menziesii Arthur C. Gibson; Barry A. Prigge 2009-3-11 5389 Los Angeles HOLLYWOOD HILLS, Along service road in central Griffith Park. Comment
  RSA0091743  Nemophila pedunculata R. G. Swinney 2011-5-26 14847 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
  RSA714979  Nerium oleander A. C. Sanders 2003-5-22 26811 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
  RSA651997  Nicotiana glauca Tom Kawakami 1948-2-15 s.n. Los Angeles Ganesha Park, Pomona. Comment
  RSA657462  Nicotiana glauca L. Yamanaka 1979-6-5 107 Los Angeles Verdugo Mountains Region: 150 meters from Glendale City College Cafeteria, located on Mountain Ave. and Verdugo Blvd., Glendale; plant on trail starting from upper parking lot. Feet. Comment
  RSA579480  Nicotiana quadrivalvis Tim S. Ross, Steve D. Boyd 1994-5-10 7730 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
  SEINET10696841  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3974 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA201000  Notholaena californica Carl Wishner; 1996-12-19 2419 Los Angeles SANTA MONICA MOUNTAINS, Cornell, 0.25 mi N of fire station. 300.0 Comment
  UC885959  Nuttallanthus texanus Ira W. Clokey, B. Templeton Mar. 1929 4505 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 350 Comment
  RSA125209  Oenothera californica subsp. californica P. A. Munz 1957-5-15 22578 Los Angeles 14 mi. E of Lancaster. Comment
  SFV13264  Oenothera deltoides M. J. Thor 1983-4-16 182 Los Angeles Mojave Desert Along Avenue J, west of Saddleback Butte State Park 760 Comment
  UCR167550  Oenothera deltoides S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  RSA733130  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-24 6564 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge. 2200 Comment
  UCR242855  Oenothera elata subsp. hookeri R. G. Swinney 2009-8-6 11542 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  SEINET13294191 Image available Oenothera glazioviana Unknown Los Angeles Grown at Claremont, California Comment
  OBI82098  Oncosiphon piluliferum Steve D. Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region; Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  UCR104217  Opuntia littoralis Scott D. White 1997-5-21 5207 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  RSA439562  Opuntia oricola F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  POM3337  Oreonana vestita I. M. Johnston 1917-7-4 1413 Los Angeles near summit of Baldy 2896 Comment
  RSA225883  Oreonana vestita R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41069 a Los Angeles San Gabriel Mountains, Angeles National Forest: west Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 3018 Comment
  UC875237  Oreonana vestita P. A. Munz 1922-7-21 6115 Los Angeles San Gabriel Mts., Mt. San Antonio 2987 Comment
  UCR186851  Oreonana vestita Naomi Fraga, LeRoy Gross 2006-5-9 1666 Los Angeles San Gabriel Mountains, Mount Baldy Ski Area 2500 Comment
  RSA0059189  Orobanche bulbosa F. R. Fosberg 1931-4-23 S 4687 Los Angeles Santa Catalina Island. Headwaters of Swain Canyon. NE slope Black Jack Mt. 350 Comment
  RSA0081023  Orobanche bulbosa Anonymous 1901-05 s.n. Los Angeles Sierra Santa Monica. Comment
  RSA0084144  Orobanche californica subsp. feudgei Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek. Comment
  RSA765570  Orthocarpus erianthus Doris Bowers 1968-3-24 283 Los Angeles Portuguese Bend, Palos Verde Peninsula 30 Comment
  RSA133747  Orthocarpus purpurascens Peter H. Raven 1959-4-4 13970 Los Angeles Point Dume, Santa Monica Mountains. 15 Comment
  RSA402056  Orthocarpus purpurascens Louis C. Wheeler 1932-3-19 531 Los Angeles UCLA Campus, West L.A 137 Comment
  CAS-BOT-BC355763  Osmadenia tenella Louis C. Wheeler 1932-6-4 799 Los Angeles Liveoak [Live Oak] Canyon N La Verne 487 Comment
  RSA286438  Osmorhiza brachypoda Mary H. O Brien 1976-4-30 s.n. Los Angeles Near Hwy 39, trail to Lewis Falls, 2.5 mi. above Coldbrook Camp and 100 m below Falling Springs Resort. 20 m up the trail along Soldier Creek. 1220 Comment
  RSA458990  Osmorhiza brachypoda Sam Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon 610 Comment
  UC174039  Oxalis albicans subsp. pilosa G. B. Grant 1901-5-9 8378 Los Angeles Altadena Comment
  SEINET6645805  Oxalis hirta N. Bacon 1967-3-27 s.n. Los Angeles Los Angeles, Glenwood Pl., south gate Comment
  SEINET12183124  Oxalis pes-caprae R. F. Thorne, Tilforth, C. W. 1971-1 41519 Los Angeles San Gabriel Mts., Angeles Nat'l Forest, below dam in San Dimas Canyon 427 Comment
  UCSB10191  Oxalis pilosa H., J. 1941-4-4 Los Angeles San Dimas Canyon, meadow south of San Dimas runoff plots, field no. 586 426 Comment
  RSA775131  Oxytheca caryophylloides Orlando Mistretta, Christine Mistretta 2010-6-7 5270 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  UCR209936  Oxytheca caryophylloides R. G. Swinney 2008-7-15 9213 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR190868  Oxytheca parishii R. G. Swinney 1999-7-5 7542 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA0078383  Oxytheca parishii var. parishii R. G. Swinney 2010-10-8 14010 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  HSC104225  Oxytheca perfoliata R. G. Swinney 2009-4-24 10441 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR220059  Oxytheca perfoliata R. G. Swinney 2009-4-24 10441 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA603791  Oxytheca trilobata Louis C. Wheeler 1948-6-13 6642 Los Angeles San Gabriel Mountains: Big Tujunga, on ridge east of Coldwater Canyon. 976 Comment
  UCR271968  Packera ionophylla R. G. Swinney 2011-6-20 15212 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  POM293304  Paeonia californica Lyman Benson 1945-3-16 11610 Los Angeles Claremont, Pacific slope drainage area. 351 Comment
  RSA625158  Paeonia californica Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon. 750 Comment
  RSA656176  Paeonia californica Joseph M. Keefe 1978-5-11 22901 Los Angeles Verdugo Mountains: 0.5 km north of DeBell Golf Course, foothills of Verdugo Mountains, Burbank. 457 Comment
  RSA445549  Papaver californicum Louis C. Wheeler 1932-4-16 638 Los Angeles W side Santa Anita Canyon. 457 Comment
  CATA2036  Parietaria hespera var. californica Steven A. Junak, Keri Kirkland 1998-5-2 652 Los Angeles Santa Catalina Island: Near top of coastal bluffs, ca. 1.0 air miles W of East Peak, at end of ridge SW of Peak 1245 228 Comment
  CATA1436  Parietaria hespera var. hespera Mark L. Hoefs, Robert F. Thorne 1996-4-6 2599 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA587196  Paspalum dilatatum Scott D. White 1995-12-5 3774 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA736336  Passiflora caerulea Scott D. White, Justin M. Wood 2008-5-19 12018 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  UC1929311  Passiflora caerulea Scott D. White, Justin Wood 2008-5-19 12018 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  RSA177783  Pectocarya linearis subsp. ferocula R. F. Thorne, P. Everett 1965-5-11 34670 Los Angeles near road to Hay Press; Santa Catalina Island 457 Comment
  UCR200176  Pectocarya linearis subsp. ferocula Valerie Soza, Laura A. Moore 2000-5-10 842 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 at fire gate to powerlines 579 Comment
  RSA757330  Pectocarya linearis subsp. ferocula Orlando Mistretta, Christine Mistretta 2008-4-3 2298 Los Angeles Liebre Mountains region: near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14, in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 Comment
  LA35253  Pedicularis densiflora Mary V. Hood; 1937-3-11 37 4 * Los Angeles Comment
  CHSC8353  Pellaea andromedifolia Edward L. Smith 1957-4-25 19 Los Angeles Located at Little Dalton Canyon, San Gabriel Mts. 365 Comment
  RSA571721  Pellaea andromedifolia Reid V. Moran 1959-3-9 7169 Los Angeles 2 miles SE of Eel Point, San Clemente Island. 100 Comment
  RSA533924  Pellaea andromedifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5237 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 Comment
  RSA686714  Pellaea andromedifolia L. L. Kiefer 1966-6-5 2178 Los Angeles San Gabriel Mtns., Glendora Ridge Rd., 1 mi. E. of Peacock Saddle 1159 Comment
  RSA686743  Pellaea andromedifolia F. H. Elmore 1939-2-18 413 Los Angeles San Clemente Island. Comment
  SDSU3614  Pellaea andromedifolia Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Garbriel Mtns. rocky bank about 1/8 of a mile down Chantrx Flats Trail. Comment
  RSA0034467  Pellaea mucronata M. B. Dunkle 1928-4-21 1872 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  RSA549823  Penstemon centranthifolius Wandalee Thompson 1964-6-16 52 Los Angeles Near Schwartz Ranch, Pine Canyon Road, N-2, 8 miles west of Elizabeth Lake 1128 Comment
  UC1012122  Penstemon centranthifolius Francis W. Pennell 1940-4-19 25142 Los Angeles Route 99 about 2 mi s Castaic; s of Castaic 396 Comment
  HSC46675  Penstemon grinnellii subsp. scrophularioides Robert Gustafson 1978-6-1 947 Los Angeles 0.5 mi. E off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, 1 mi. S of Gorman 1311 Comment
  SEINET7067005  Penstemon grinnellii var. scrophularioides J. L. Crane, Payam M. Fallah 2003-7-9 Mar- 91 Los Angeles Along the Angeles Crest highway (Route 2). San Gabriel Mountains. Coordinate datum: NAD27. UTM Zone 11, 428148mE, 3802896mN. Comment
  CHSC35489  Penstemon heterophyllus var. australis James Henrickson 1973-6-23 6 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P. O. along old Topanga Canyon Road. 243 Comment
  POM4267  Penstemon heterophyllus var. australis Philip A. Munz 1918-5-26 2276 Los Angeles Claremont. Near mouth of Live Oak Canyon. Comment
  RSA0099424  Penstemon labrosus R. G. Swinney 2011-8-5 15592 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
  RSA532648  Penstemon rostriflorus Tim S. Ross 1991-8-14 5764 Los Angeles Roundtop [Mountain]: San Gabriel Mountains: Southwesterly ridge descending from the summit. 1829 Comment
  POM11403  Penstemon speciosus Philip A. Munz 1921-6-17 4620 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2043 Comment
  SEINET13383122 Image available Penstemon spectabilis R. G. Swinney 2010-1 12108 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  NY661209  Penstemon spectabilis var. subviscosus F. W. Pennell 1940-4-30 25300 Los Angeles Route 27, road to Saddle Peak, west of Topanga, Santa Monica Mountains 731.5 Comment
  RSA0049488  Pentagramma triangularis Richard G. Swinney 2010-5-7 12611 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy, overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  UC812203  Pentagramma triangularis subsp. triangularis Ira W. Clokey, B. Templeton Apr. 1929 4444 Los Angeles Mandeville Canyon; Santa Monica Mts 425 Comment
  RSA687373  Pentagramma triangularis subsp. triangularis A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus, Los Angeles. Comment
  UC557635  Pentagramma triangularis subsp. triangularis Nell Murbarger March, 1936 1 Los Angeles canyon e side of isl. San Clemente Isl Comment
  UCSB25484  Pentagramma triangularis subsp. triangularis Bishop, Richard 1967-5-13 Los Angeles In roadside canyon, 2 mi. east of Live Oak Campground on Bear Canon Road, San Gabriel Mountains 762 Comment
  UCR187137  Perideridia pringlei A. C. Sanders 2006-5-16 32307 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  SBBG89561  Peritoma arborea J. Adams 1965-3-6 55 Los Angeles Claremont, near Rancho Santa Ana Botanic Garden 335 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
  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
  RSA423797  Petunia parviflora Anstruther Davidson 1890-1 s.n. Los Angeles Los Angeles. Comment
  RSA427670  Phacelia brachyloba C. Epling, Louis C. Wheeler 1933-6-4 1758 Los Angeles Near Summit, Ridge Route. 1524 Comment
  RSA594986  Phacelia cicutaria var. hispida Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2380 Los Angeles Parsons Landing, Santa Catalina Island. 3 Comment
  RSA632938  Phacelia cicutaria var. hispida Valerie L. Soza, Kent Hughes 1999-6-17 540 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA713792  Phacelia cicutaria var. hispida A. C. Sanders, Helen Kennedy 2005-4-13 29421 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UC131468  Phacelia cicutaria var. hispida C. F. Baker 1904-5-6 4749 Los Angeles hills near Pomona Comment
  UCR269961  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-7 12569 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  RSA427662  Phacelia cicutaria var. hispida E. S. Spalding 1923-5-20 s.n. Los Angeles Fish Canyon. Comment
  SBBG64978  Phacelia cicutaria var. hubbyi R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UC73685  Phacelia ciliata var. ciliata Geo. B. Grant June 1902 962 Los Angeles Garvanza Comment
  UCR182264  Phacelia davidsonii R. G. Swinney, Dave Larson 1998-4-26 6028 Los Angeles San Gabriel Mtns., head of Dry Lake Canyon at 'Dry Lake', south of Sunset Peak 1521 Comment
  RSA592288  Phacelia distans Louis C. Wheeler 1967-5-12 9423 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA716218  Phacelia distans Andrea Edwards, Pam DeVries 2006-4-11 80 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SEINET5760570  Phacelia distans J. H. Barber 1897-1 58 Los Angeles Santa Monica Forestry Station Comment
  UCD120468  Phacelia fremontii Geoffrey Levin 1975-5-17 503 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCR205612  Phacelia fremontii R. G. Swinney 2008-5-12 8844 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR270163  Phacelia fremontii R. G. Swinney 2011-4-20 14424 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UC881125  Phacelia grandiflora Ira W. Clokey, B. Templeton Apr. 1929 4450 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR12249  Phacelia grandiflora Art Whistler 1966-4-7 660407- 02 Los Angeles Western Transverse Range, near Mulholland Drive [probably near Woodland Hills], San Fernando Valley Comment
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Sep 16 2011
  RSA428245  Phacelia grandiflora N. C. Cooper 1933-7-11 3664 Los Angeles Lower San Gabriel Canyon, between Dams. Comment
  UC206192  Phacelia hubbyi T. S. Brandegee s.n. Los Angeles Los Angeles Comment
  RSA586681  Phacelia longipes Orlando Mistretta 1995-5-10 1702 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon, West Fork. 1402 Comment
  RSA679925  Phacelia longipes LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 934 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  SD215566  Phacelia longipes Steve Boyd, Lauren Raz 1997-5-6 9735 Los Angeles Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SD45587  Phacelia longipes D. F. Howe 1953-5-31 2295 Los Angeles San Gabriel Mountains, Arroyo Seco 671 Comment
  CATA3191  Phacelia lyonii Julia Parish, Margie Pfeffer 2016-8-18 009 Los Angeles Santa Catalina Island: Halfway down NE-facing landslide, about 0.3 air miles WNW of end of Lands End Rd. 99 Comment
  RSA678247  Phacelia minor Valerie L. Soza, Steve D. Boyd 2002-4-10 1389 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  UC1174716  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  RSA0080654  Phacelia ramosissima R. G. Swinney 2010-5-29 13016 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
  SEINET13276818 Image available Phacelia ramosissima R. G. Swinney 2011-1 15452 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  UCR258951  Phacelia ramosissima R. G. Swinney 2010-5-11 12697 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA647874  Phacelia ramosissima var. latifolia LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 232 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 468 Comment
  RSA719768  Phacelia ramosissima var. latifolia R. G. Swinney 1996-8-7 5209 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown s Flat 1317 Comment
  RSA426116  Phacelia stellaris T. W. Minthorn 1923-4-3 s.n. Los Angeles Los Angeles vicinity Comment
  RSA4765  Phacelia stellaris James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  PASA1328  Phacelia tanacetifolia M. Stason 1931-4-5 Los Angeles Wash near Azusa Comment
  UCR276783  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14306 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA682506  Phacelia viscida Scott D. White, Michael Honer 2003-5-7 9200 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  SFV4919  Phacelia viscida M. H. Grayum 1971-6-10 s. n. Los Angeles Santa Monica Mountains Just north of Monte Nido along Cold Creek Road. 274 Comment
  CATA722  Phalaris aquatica Mark L. Hoefs 1991-5-18 1229 Los Angeles Santa Catalina Island: Middle Canyon 268 Comment
  SBBG133157  Phalaris lemmonii E. Howe 2010-5-16 SERG 10 -44 Los Angeles ephemeral pool on OP3 rd 519 Comment
  CAS-BOT-BC250593  Phalaris minor Carl B. Wolf 1932-5-12 3581 Los Angeles Santa Catalina Island. Hillside, E. of the Isthmus 30 Comment
  RSA535718  Phalaris minor Timothy S. Ross 1991-5-22 5468 Los Angeles San Clemente Island, Spray canyon, short canyon 2400 feet ENE of Spray ( which in turn is 5200 feet N of Eel Point.), W side of island. 79 Comment
  POM275906  Phalaris paradoxa Robert W. Townsend 1948-6-8 s.n. Los Angeles Waste land along Rosemead Blvd., 1.5 miles south of Garvey Blvd., [Pomona] San Gabriel 305 Comment
  UC55348  Phlox gracilis J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  RSA459282  Pholistoma membranaceum Anstruther Davidson 1895-5-4 s.n. Los Angeles Gorman St[ation] Comment
  RSA660867  Pholistoma racemosum Orlando Mistretta 1992-4-4 130 Los Angeles San Clemente Island. Comment
  CATA2842  Pholistoma racemosum M. B. Dunkle 1939-4-6 7309 Los Angeles San Clemente Island: Mosquito Harbor 0 Comment
  RSA747190  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCD170493  Phoradendron leucarpum subsp. tomentosum R. G. Swinney 2009-7-22 11304 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats. 1890 Comment
  RSA132734  Phoradendron villosum Del Wiens 1953-12-10 879 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  RSA600267  Phoradendron villosum Louis C. Wheeler 1932-9-12 1379 Los Angeles San Gabriel Mountains: San Antonio Canyon; west of Hog Back. 1311 Comment
  RSA747160  Phoradendron villosum R. G. Swinney 2008-6-4 8932 Los Angeles Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters. 1329 Comment
  RSA472031  Picris echioides N. C. Cooper 1947-9-1 2092 Los Angeles Santa Fe Srpings. Comment
  SEINET7783798  Pinus attenuata Unknown 1965-3-8 s.n. Los Angeles Angeles National Forest Comment
  UCR126640  Pinus halepensis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27156 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon 335 Comment
  RSA605906  Pinus monophylla L. C. Wheeler 1968-11-10 s.n. Los Angeles San Gabriel Mountains: East fork Alder Creek. 1509 Comment
  CHSC98025  Pinus pinea A. C. Sanders; Mark Elvin, Dave Fleitner 2003-8-7 27157 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon. Persisting trees in yard of the abandoned ranch house. 335 Comment
  JEPS48205  Pinus sabiniana W. L. Jepson 1929-1-10 15096 Los Angeles n slope Liebre Mts; Liebre Mts. Comment
  RSA597175  Piperia cooperi Louis C. Wheeler 1950-5-19 6761 Los Angeles San Gabriel Mountains. Mesa between Millard Canyon and Arroyo Seco. 426 Comment
  RSA0105043  Piptatherum miliaceum R. G. Swinney 2011-10-27 15918 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
  UCR178937  Piptatherum miliaceum R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCR243014  Piptatherum miliaceum R. G. Swinney 2009-8-6 11523 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  CAS-BOT-BC71780  Pityrogramma triangularis var. viscosa Tim Ross 1993-4-22 6909 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit 289 Comment
  CAS-BOT-BC183849  Plagiobothrys acanthocarpus Tim Ross 1993-4-22 6895 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 1200 m ESE of Cactus Peak summit; SE slope of 1528-foot peak, not far below its summit 455 Comment
  UCR187110  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32241 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  RSA595331  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9340 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  JEPS68018  Plagiobothrys canescens W. L. Jepson 1939-4-21 19222 Los Angeles Saugus Santa Clara River Valley Comment
  POM246793  Plagiobothrys canescens F. R. Fosberg 1931-3-25 669 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 100 Comment
  POM9289  Plagiobothrys canescens P. A. Munz 1920-2-13 3296 Los Angeles San Jose Hill, 2.5 miles west of Pomona. 305 Comment
  POM368939  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-3-25 4379 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 100 Comment
  RSA0089550  Plagiobothrys collinus Dan S. Cooper 2015-3-3 315 -8 Los Angeles Los Angeles Basin/Western Transverse Range: Griffith Park, utility road on west flank of Burbank Peak. 320 Comment
  RSA616155  Plagiobothrys collinus var. fulvescens Valerie L. Soza 1998-5-3 91 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  POM47627  Plantago erecta L. R. Abrams 1899-03 344 Los Angeles Ballona Harbor Comment
  RSA402028A  Plantago erecta A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  UCR95193  Plantago erecta L. C. Wheeler 1967-5-8 9359 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  RSA402059B  Plantago lanceolata L. E. Hoffman 1929-5-5 s.n. Los Angeles Arroyo Seco-Ave. 57-Los Angeles river bottom Comment
  UC557825  Plantago ovata Nell Murbarger March, 1936 23 Los Angeles w. slopes San Clemente Isl. Comment
  SBBG38671  Plantago ovata var. insularis M. B. Dunkle 1939-4-5 7269 Los Angeles China Pt Comment
  RSA251452  Plantago ovata var. insularis Robert F. Thorne 1966-4-16 36037 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  RSA730706  Platanthera sparsiflora Richard G. Swinney 1997-5-31 5532 Los Angeles near Mt. Baldy School, south of Mt. Baldy village, c. 75 m east of San Antonio Canyon. Spring dense marshy meadow. 1280 Comment
  RSA748885  Platanthera sparsiflora Richard G. Swinney 2001-8-11 8042 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  RSA754085  Platanus racemosa Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1841 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  UCR210512  Platanus racemosa R. G. Swinney 2008-11-30 9890 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
Read comments
Jul 26 2010
  RSA433728  Plectritis ciliosa subsp. insignis Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Exper. For. trail to flumes 4 and 5, San Dimas Canyon, San Gabriel Mt. Comment
  UCD150970  Pluchea sericea D. S. Park 2010-4-27 56 Los Angeles Ranch Santa Ana Botanic Garden 369 Comment
  SBBG127079  Poa palustris A. Parikh, N. Gale 2011-6-28 3524 Los Angeles upper Big Tujunga Cyn, just E of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1282 Comment
  RSA0091140  Poa secunda R. G. Swinney 2011-5-24 14804 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  RSA0110573  Poa secunda Richard G. Swinney 2011-4-19 14408 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA188060  Poa secunda R. F. Thorne 1966-4-5 35835 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA756994  Poa secunda R. G. Swinney 2008-7-3 9146 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2329 Comment
  UCD91689  Poa secunda subsp. secunda Daryl Koutnik 1978-3-29 s.n. Los Angeles Chatsworth Resevoir at the W end of the San Fernando Valley. 365 Comment
  VVC3238  Poa secunda subsp. secunda Tim Thomas 1977-5-5 97 Los Angeles Transverse Range, Santa Monica Mountains, Stunt Ranch 381 Comment
  RSA604600  Polycarpon depressum L. C. Wheeler 1962-4-24 8049 Los Angeles Foothills of San Gabriel Mountains: Between Chantry Trail and La Vina Sanitarium, ridge south side of West Ravine.. . Comment
  RSA183487  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles McCaskill Gardens, 25 S Michillinda Ave, Pasadena. Comment
  RSA0105209  Polygonum aviculare R. G. Swinney 2011-10-27 15902 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
  SD126186  Polygonum aviculare Andy C. Sanders 1987-9-18 7354 Los Angeles El Segundo Dunes, W of Los Angeles Int. Airport and Pershing Drive, much of area occupied by houses until 15 years ago 124 Comment
  CAS-BOT-BC413996  Polygonum aviculare subsp. aviculare John I. Carlson 1914-4-25 s.n. Los Angeles Avalon, Catalina Isl. Comment
  POM156192  Polygonum hydropiperoides L. R. Abrams 1902-6-13 2530 Los Angeles Ballona Creek near Mesmer. Comment
  UCR186676  Polygonum lapathifolium T. B. Salvato, Sarah Flack 2007-8-8 3026 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  CAS-BOT-BC71878  Polypodium californicum Dr. Barton W. Evermann 1915-3-25 s.n. Los Angeles San Clemente Isl. Comment
  RSA0091135  Polypodium californicum R. G. Swinney 2011-3-22 14195 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA177757  Polypodium californicum R. F. Thorne, Percy C. Everett 1965-5-12 34606 Los Angeles Bullrush Canyon, Santa Catalina Island 244 Comment
  UC399457  Polypodium californicum C. F. Millspaugh 1920-1-12 4573 Los Angeles Middle Ranch Canyon; Santa Catalina Isl. Comment
  POM6566  Polypodium californicum George B. Grant 1900-4-15 s.n. Los Angeles Old Mt Wilson Trail. 537 Comment
  POM915  Polypodium californicum Anonymous 1910-02 3 Los Angeles San Antonio and others. Comment
  UC792412  Polypodium californicum Ira L. Wiggins 1949-2-22 11965 Los Angeles hillside near ne end of San Clemente Isl. 30 Comment
  UCSB62341  Polypodium californicum Kiefer, Lawrence 1967-4-8 Los Angeles San Gabriel Mtns., NW Mt. Wilson Falls Canyon, tributary of W fork of San Gabriel River, ca. 1/2mi up from confluence 1127 Comment
  UCSB62369  Polypodium californicum Kiefer, Lawrence 1967-4-1 Los Angeles San Gabriel Mtns., N of Altadena, Millard Canyon, ca. 1/2mi above Millard Camp 670 Comment
  UCSB62399  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's canyon Comment
  UCSB62425  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA0021696  Polypogon australis Duncan S. Bell, Caitlin Elam 2013-6-24 5269 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA723320  Polypogon interruptus LeRoy Gross, Casey Schnyder 2007-5-21 2743 Los Angeles Southern front of the mountains. Along Van Tassel Road (1N36). Road survey for the National Forest. 274 Comment
  SD72758  Polypogon interruptus F. R. Fosberg 1931-5-21 S 4942 Los Angeles Howlands Landing, Santa Catalina Isl., steep north slope 10 Comment
  CATA1253  Polypogon monspeliensis Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2333 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  CATA1313  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2405 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  UCR256863  Polypogon semiverticillatus R. G. Swinney 2010-8-16 13540 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC237498  Polypogon viridis Timothy S. Ross; Steve Boyd 1994-5-24 7842 Los Angeles Liebre Mountains. Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the SE slopes of Red Mountain, dissected by San Francisquito Canyon Road 515 Comment
  CAS-BOT-BC237501  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-10-18 14663 Los Angeles Santa Monica Mountains. Near mouth of Topanga Canyon 4 Comment
  CAS-BOT-BC72277  Polystichum imbricans subsp. curtum A. R. Kruckeberg 1939-9-17 s.n. Los Angeles East Fork, Santa Anita Creek, San Gabriel Mts. Comment
  RSA596505  Populus fremontii subsp. fremontii Louis C. Wheeler 1966-11-19 9137 Los Angeles San Gabriel Mountains. Dagger Flat vicinity, Pacoima Canyon. Comment
  SFV19346  Populus fremontii subsp. fremontii A. E. Tibbels 1999-5-1 32 Los Angeles San Fernando Valley Big Tujunga Wash. West of Wescott Avenue and south of Grove Street. 390 Comment
  JEPS42951  Potamogeton illinoensis Frank W. Peirson 1921-6-19 2469 Los Angeles Crystal Lake; San Gabriel Mountains 1676 Comment
  UCR179261  Potentilla glandulosa R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
  RSA0008278  Potentilla multijuga H. E. Hasse 1890-08 s.n. Los Angeles Flats near Ballona Comment
  UC1618059  Prunella vulgaris Donald G. Nelson 1935-6-26 337 Los Angeles near Fullerton Comment
  UCR124438  Prunus ilicifolia I. W. Clokey, B. C. Templeton 1929-1 4482 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  IRVC28590  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark Elvin 2002-6-19 25187 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  SBBG12142  Prunus ilicifolia subsp. lyonii P. H. Raven 1962-5-9 17703 Los Angeles N of Gray 304 Comment
  SBBG13251  Prunus ilicifolia subsp. lyonii M. A. Piehl 1962-6-10 62402 Los Angeles cyn E of Thirst 304 Comment
  RSA167797  Prunus lyonii Robert F. Thorne, Percy C. Everett 1964-2-6 33302 Los Angeles Santa Catalina Island, Cherry Cove. 23 Comment
  UC166691  Pseudognaphalium beneolens Geo. B. Grant 1901-1-1 Ex. 516 Los Angeles Pasadena Comment
  RSA613123  Pseudognaphalium biolettii M. Elena Siqueiros 1997-3-29 4389 Los Angeles NW side of the main road on Foothill entrance, close to the fence. NW corner of Mills Ave and Foothill Blvd., Claremont 412 Comment
  SBBG17782  Pseudognaphalium biolettii P. H. Raven 1962-4-8 17153 Los Angeles near barracks, Wilson Cove 60 Comment
  CAS-BOT-BC356549  Pseudognaphalium biolettii Geo. B. Grant 1900-3-9 s.n. Los Angeles Pasadena Comment
  RSA0115742  Pseudognaphalium biolettii Steven A. Junak 1999-5-22 SCa- 1003 Los Angeles Santa Catalina Island. At end of Goat Harbor, W fork of canyon. 54 Comment
  CAS-BOT-BC356702  Pseudognaphalium californicum LeRoy Abrams 1902-6-15 2547 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC356706  Pseudognaphalium californicum Geo. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  RSA0083080  Pseudognaphalium californicum R. G. Swinney 2010-3-22 12022 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UC1118496  Pseudognaphalium californicum A. D. Gifford 1934-4-25 168 Los Angeles top Castro Pk.; Triunfo Pass Quadrangle Comment
  SBBG131602  Pseudognaphalium luteoalbum S. A. Junak 1999-7-15 SCa 1028 Los Angeles Bulrush Cyn 237 Comment
  UC896904  Pseudognaphalium microcephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  LA32052  Pseudognaphalium ramosissimum Peter H. Raven; Henry J. Thompson 1958-9-19 13722 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  UCD150962  Psilostrophe cooperi D. S. Park 2010-4-26 48 Los Angeles Ranch Santa Ana Botanic Garden 325 Comment
  SEINET951708  Pteridaceae J. Ewau 1930-1 3040 Los Angeles Fern Canyon off San Dimas Canyon 1066 Comment
  UCR142737  Pteris vittata L. C. Wheeler 1966-10-25 9080 Los Angeles San Gabriel Mtns, Vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi north of El Encanto, San Gabriel Canyon 244 Comment
  POM2152  Pterostegia drymarioides I. M. Johnston 1918-6-23 s.n. Los Angeles Spring Hill, San Antonio Canyon; Upper Sonoran Zone. 1280 Comment
  RSA702696  Pterostegia drymarioides Scott D. White, Pam De Vries 2004-5-18 10405 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA733678  Pterostegia drymarioides R. G. Swinney 1998-8-5 6656 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  RSA596212  Purshia tridentata var. glandulosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3386 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  UCR191182  Pycnanthemum californicum R. G. Swinney 1999-7-28 7578 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  RSA719498  Pyrus communis Gary Kovnat, LeRoy Gross 2004-4-25 51 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR256594  Quercus X grandidentata Anuja Parikh, Nathan Gale 2011-5-13 3385 Los Angeles Peninsular Range, Chino Hills, Tonner Canyon, just north of road, 0.5 km west of L.A. County line 260 Comment
  RSA623532  Quercus X macdonaldii J. M. Tucker 1992-3-30 s.n. Los Angeles Santa Catlina Island, upper Middle Ranch Canyon below pump station, roughly 4.5 miles west of Avalon. alt 840ft 256 Comment
  SBBG13542  Quercus X macdonaldii E. R. Blakley 1962-10-5 5465 Los Angeles Middle Ranch Cyn between the mouth of Cape Cyn and its head Comment
  SDSU6982  Quercus X macdonaldii R. M. Beauchamp 1966-8-8 52 Los Angeles Growing along firebreak south of Avalon. 213 Comment
  RSA0085286  Quercus agrifolia R. G. Swinney 2010-8-16 13529 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  LA200038  Quercus berberidifolia A. M. Johnson; 1934-5-4 4464 Los Angeles 342 Comment
  POM18608  Quercus berberidifolia E. S. Spalding 1921-4-9 XIX- 2 b Los Angeles Ganesha Hills, Pomona. Comment
  RSA522950  Quercus berberidifolia Tim S. Ross 1990-10-26 3313 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 854 Comment
Read comments
Jun 24 2014
  RSA586665  Quercus berberidifolia Orlando Mistretta 1995-6-1 1761 Los Angeles San Gabriel Mtns, Carr Canyon. 1037 Comment
Read comments
Aug 12 2015
  RSA653362  Quercus berberidifolia LeRoy Gross 2000-10-28 302 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  RSA653519  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 280 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  UCSB27892  Quercus berberidifolia Lloyd, Robert 1959-3-24 Los Angeles Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  RSA476895  Quercus chrysolepis F. R. Fosberg 1931-8-10 S 5622 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  UCSB33683  Quercus chrysolepis Miller, Brian 1960-7-13 Los Angeles Switzer's Inslet, San Gabriel Mountains 914 Comment
  UCSB58448  Quercus chrysolepis Andorferlewan, Joseph; Nesta 1936-8-2 Los Angeles 1 mi. below head of Cedar Canyon off Nuscal Canyon Comment
  CAS-BOT-BC86379  Quercus dumosa D. E. Breedlove 1961-9-23 1268 Los Angeles S side of Fourth of July Cove; Santa Catalina Island 30 Comment
  UC767802  Quercus dumosa Wm. H. Brewer Feb 1861 166 Los Angeles San Gabriel Comment
  CHSC111041  Quercus durata var. gabrielensis D. E. Bramlet 2011-6-15 4871 Los Angeles Transverse Ranges; San Gabriel Mountains region: Middle of Maple Canyon, 490m east of Big Tujunga Rd. and 47m W of Angeles Forest Hwy. 786 Comment
  RSA653370  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 309 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 793 Comment
  UC2042126  Quercus durata var. gabrielensis Orlando Mistretta 1995-1-10 1955 Los Angeles Transverse Ranges; San Gabriel Mountains region: near Glendora Mountain Road, about 4 miles W of junction with Mt. Baldy Road. Comment
  CAS-BOT-BC94184  Quercus engelmannii Annetta Carter 1940-1-11 1489 b Los Angeles ridge NE of head of Baldwin Avenue, Sierra Madre, foothills of San Gabriel Mountains 335 Comment
  SBBG44661  Quercus engelmannii W. B. Holt 1941-10-31 24 -1941 Los Angeles Monrovia Comment
  UC533192  Quercus engelmannii Joseph Andorfer Ewan 1900-1 8487 c Los Angeles San Gabriel Mountains Comment
  UCR137344  Quercus engelmannii R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns, in and near the city of Glendora, north of Sierra Madre Avenue and west of the Church of the Open Door 367 Comment
  UCR140963  Quercus john-tuckeri June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  UCR261305  Quercus john-tuckeri Ralph Hoffmann 1927-8-31 s.n. Los Angeles Transverse Range, Oaks Garage [now = site of Le Chene Restaurant], Mint Canyon 720 Comment
  UCSB1134  Quercus john-tuckeri Ralph, F. 1959-7-18 Los Angeles U.S. 99, 6.9 miles S of its jct. with Calif. 138 762 Comment
  UCSB34819  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  SEINET8987488  Quercus john-tuckeri Unknown 2013-1 236 Los Angeles Rancho Santa Ana Botanic Garden Comment
  UC625054  Quercus pacifica F. R. Fosberg 1931-7-10 S 5374 Los Angeles Eagle's Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  UCR208875  Quercus robur L. C. Wheeler 1936-7-3 4212 Los Angeles San Gabriel Valley, west side of 600 block South Rosemead Blvd., Michilinda near Pasadena 183 Comment
  CAS-BOT-BC104428  Quercus tomentella Peter H. Raven 1962-5-21 17808 Los Angeles Santa Catalina Island, lower end of Pebble Beach Canyon 91 Comment
  UC1204737  Quercus tomentella Huron H. Smith 1912-6-19 5118 Los Angeles Cherry Canyon Santa Catalina Island 91 Comment
  UC129013  Quercus tomentella H. M. Hall 1908-6-15 8274 Los Angeles near head of Gallagher's Canyon; Santa Catalina Island Comment
  CAS-BOT-BC104867  Quercus wislizeni S. Y. Parnay 1911-6-1 s.n. Los Angeles Henninger's Flats Comment
  LA97364  Quercus wislizeni var. frutescens Kei Nakai; 1976-4-5 17 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Fire Rd. 30 towards Eagle Springs, ca. 300 yds. from the springs 396 Comment
  UCR252565  Quercus wislizeni var. frutescens R. G. Swinney 2010-6-21 13260 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA617730  Rafinesquia californica Scott D. White, Sandy Leatherman 1998-5-22 6561 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA0051765  Ranunculus californicus Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga, Robinson Road near juncture Topanga Highway. 304 Comment
  CAS-BOT-BC378879  Ranunculus californicus var. californicus Wesley O. Griesel 1962-3-17 s.n. Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  RSA431475  Raphanus sativus Elizabeth A. White 1928-05 s.n. Los Angeles El Segundo. Comment
  RSA660780  Raphanus sativus J. Doughty 1985-5-19 201 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  RSA9299  Raphanus sativus W. Bolander 1967-3-26 s.n. Los Angeles Verdugo Mountains: Eagle Rock; border of Pasadena and Eagle Rock. 152 Comment
  SBBG131515  Raphanus sativus S. A. Junak 2000-5-18 SCa 1301 Los Angeles N side of N Shore Rd, 0.6 mi E of turn-off for Howland's Landing 39 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
  UCR202742  Rhamnus californica R. G. Swinney 2001-8-27 8093 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  SEINET12210149  Rhamnus californica I. W. Clokey, Templeton, B. 1929-1 4442 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  POM48751  Rhamnus californica subsp. californica Fordyce Grinnell Jr. 1908-10-4 s.n. Los Angeles Saw Pit Canyon Comment
  LA207791  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  UC1595300  Rhamnus crocea Tim Ross 1991-3-10 4210 Los Angeles e side RSA Botanic Garden (Bernard Field Station); Claremont 391 Comment
  SEINET12210180  Rhamnus crocea var. ilicifolia I. W. Clokey, Templeton, B. 1929-1 4511 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  CAS-BOT-BC55998  Rhamnus ilicifolia Le Roy Abrams 1900-8-10 1020 Los Angeles San Gabriel Canyon Comment
  LA207820  Rhamnus ilicifolia Carl Epling; M. Epling May 1925 sn Los Angeles Arroyo Seco Comment
  POM305926  Rhamnus ilicifolia Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1222 Los Angeles Altadena, Eaton Canyon Park Comment
  POM8710  Rhamnus ilicifolia P. A. Munz, R. D. Harwood 1920-3-13 3310 Los Angeles San Jose Hills, 2 mi. W. of Rocky hillside. Pomona. Comment
  RSA390831  Rhamnus ilicifolia Robert Gustafson 1978-6-1 958 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  RSA750106  Rhamnus ilicifolia R. G. Swinney 2008-5-5 8768 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  UCD112344  Rhamnus ilicifolia M. Vincent 1962-4-6 161 Los Angeles Old Topanga Canyon Road, 2 miles W of New Topanga Road. Comment
  UCR271562  Rhamnus ilicifolia R. G. Swinney 2011-5-19 14779 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  SBBG101136  Rhamnus pirifolia T. Ross, E. Kellogg 1992-4-11 6108 Los Angeles W fork of China Cyn 333 Comment
  CAS-BOT-BC168139  Rhus aromatica L. R. Abrams 1927-4-30 11748 Los Angeles West of Lancaster Comment
  LA202825  Rhus aromatica O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  LA33971  Rhus integrifolia Peter H. Raven; 1959-3-1 13814 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  RSA77173  Rhus integrifolia F. W. Peirson 1926-4-26 6646 Los Angeles Pocoima Wash, San Fernando Valley. 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
  UCSB3632  Rhus integrifolia Ballard 1954-2-16 Los Angeles In a wash on Pomona College Campus, Claremont 259 Comment
  CLARK-A1528-1415  Rhus laurina John C. Roos 1937-7-19 2419 Los Angeles San Gabriel Mountains Comment
  CATA1473  Rhus ovata Mark L. Hoefs, Robert F. Thorne 1996-4-6 2663 Los Angeles Santa Catalina Island: Upper Avalon Canyon, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  RSA233600  Rhus ovata R. F. Thorne 1970-3-5 39375 Los Angeles Santa Catalina Island. Upper Avalon Canyon. Comment
  RSA386379  Rhus ovata L. E. Hoffman 1933-3-23 17111 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  RSA403703  Rhus trilobata var. pilosissima I. W. Clokey, B. Templeton 1929-04 4451 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 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
  SDSU21083  Ribes aureum var. gracillimum Ian Cain 2010-4-29 1392 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 930 meters east south east of intersection of Durfee Avenue and Rosemead Blvd along bike path 65 Comment
  CAS-BOT-BC93066  Ribes californicum var. hesperium Wesley O. Griesel 1961-5-20 s.n. Los Angeles Millard Canyon, San Gabriel Mountains. 457 Comment
  LA91458  Ribes californicum var. hesperium Bruce Douglas Clayton; Greg Shaw 1972-4-4 58 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus 554 Comment
  UC212587  Ribes cereum I. M. Johnston 1917-7-4 1419 Los Angeles summit Baldy; San Antonio Mountains 3048 Comment
  RSA0008284  Ribes divaricatum var. parishii Alice Jane Merritt 1893-03 1834 Los Angeles Riviera. Comment
  RSA128791  Ribes indecorum Peter H. Raven 1959-2-25 13812 Los Angeles 1.2 miles east of summit, Saddle Peak. 610 Comment
  CAS-BOT-BC173418  Ribes malvaceum Ernest Braunton 1903-1-12 775 Los Angeles Laurel [Canon] Canyon Comment
  LA200834  Ribes malvaceum Carl Epling; 1930-2-22 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UC421640  Ribes malvaceum John Thomas Howell 1928-3-4 3378 Los Angeles near Santa Monica; Santa Monica Mountains Comment
  UC56954  Ribes malvaceum Miss E. D. Palmer Los Angeles Los Angeles Comment
  UCR259677  Ribes malvaceum R. G. Swinney 2010-6-8 13180 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA0021649  Ribes malvaceum B. Campbell 1932-3-19 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA0046853  Ribes malvaceum var. viridifolium T Newton, W. B. McDougall 1929-3-15 s.n. Los Angeles New Newhall, Townsend Canyon. Comment
  RSA454970  Ribes roezlii T. S. Clare 1931-1-1 15898 Los Angeles San Gabriel Mtss, Orchard Camp. 1372 Comment
  RSA480741  Ricinus communis L. C. Wheeler 1936-6-21 4165 Los Angeles Palmer Canyon, San Gabriel Mts. 701 Comment
  UCR90955  Ricinus communis Scott D. White 1996-4-9 3885 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  CAS-BOT-BC74377  Rorippa curvipes Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3826 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake. 1700 Comment
  UC1951194  Rorippa curvisiliqua R. G. Swinney 2008-4-30 8696 Los Angeles San Gabriel Mtns: Glendora, Big Dalton Canyon Debris Basin. Glendora 7.5' Quad. Comment
  PASA2072  Rorippa nasturtium-aquaticum Sally Ellis 1939-4-7 Los Angeles Puddingstone dam Comment
  OBI53678  Rosa californica Susan Barth, Steven Korenstein 1994-4-7 39 Los Angeles Santa Susana Mts. Northridge, Aliso Cyn off Sesnon 800m from trl head just before the first loop on E side 130 Comment
  SBBG95388  Rosa californica M. B. Dunkle 1928-5-13 1946 Los Angeles Middle Ranch Cyn, near stream Comment
  RSA587988  Rosa woodsii subsp. gratissima Orlando Mistretta, Tim S. Ross 1994-6-1 1308 Los Angeles San Gabriel Mountains, Santiago Canyon, 1585 Comment
  CAS-BOT-BC146959  Rosa woodsii var. gratissima Le Roy Abrams; E. A. McGregor 1908-7-5 652 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1828 Comment
  SEINET3289854 Image available Rosmarinus officinalis M. W. Denslow, LeRoy Gross 2003-5-12 1142 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along Rincon Red Box Road (2N24.1) at intersection with Valley Forge Canyon off road-side. 1250 Comment
  CHSC26321  Rubus parviflorus G. Kaufman 1966-4-29 153 Los Angeles 2 miles North of Altadena in Millard Cyn. at North end of Chaney trail in San Gabriel Mtns. 579 Comment
  RSA607391  Rubus parviflorus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Buckhorn Flat Campground. 1951 Comment
  CAS-BOT-BC158817  Rubus ursinus P. A. Munz 1919-5-4 2219 Los Angeles Laguna Canyon Comment
  UC861856  Rubus ursinus F. R. Fosberg 1931-4-13 S 4584 Los Angeles Santa Catalina Island , Pebble Beach Canyon 60 Comment
  UCSB72302  Rumex acetosella Gross, LeRoy; Fraga, Naomi 2002-5-16 Los Angeles San Gabriel Mountains: (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. (Azusa Quad. 7.5; T1N R10W S5, SE1/4) Comment
  POM2345  Rumex acetosella Harry Pruett 1909-1 s.n. Los Angeles Claremont. Comment
  RSA65920  Rumex conglomeratus F. W. Peirson s.n. Los Angeles Arroyo Seco Canyon, San Gabriel Mts. Comment
  RSA547812  Rumex crispus Tim S. Ross, Peter Fritsch 1990-6-20 3612 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UC1871341  Rumex hymenosepalus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4999 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  CAS-BOT-BC433915  Rumex salicifolius Lewis S. Rose 1946-7-21 46224 Los Angeles N. end of Hollywood Reservoir, Los Angeles 228 Comment
  JEPS51082  Sagina apetala George B. Grant 1917-4-15 Los Angeles Pasadena Comment
  RSA353676  Sagittaria Anstruther Davidson s.n. Los Angeles Near Ballona. Comment
  UC284282  Salicornia subterminalis P. A. Munz 1923-4-11 6768 Los Angeles Hay Ranch, along the w coast of San Clemente Island San Clemente Island Comment
  CAS-BOT-BC125938  Salix X rubens Geo. B. Grant 1905-4-15 s.n. Los Angeles Oak Knoll, Pasadena Comment
  CAS-BOT-BC108063  Salix exigua Timothy S. Ross; Steve Boyd 1994-5-10 7713 Los Angeles Warm Srpings Canyon - Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32); ca 2160 m NNW of Warm Springs Mtn. summit. Warm Springs 7.5' USGS Quadrangle 804 Comment
  RSA0115475  Salix exigua A. C. Sanders 2007-4-13 33409 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  LA208682  Salix exigua var. hindsiana J. Sauer; T. Brothers 1979-5-6 6080 Los Angeles San Gabriel Mountains, along Big Rock Creek near Valyermo Comment
  RSA613276  Salix gooddingii Louis C. Wheeler 1976-3-20 s.n. Los Angeles Los Angeles River: Approximately 1/2 mile north of Del Amo Boulevard, Long Beach.. . Comment
  UCR259360  Salix gooddingii R. G. Swinney 2010-4-20 12292 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  HSC101316  Salix laevigata R. G. Swinney 2009-3-26 10168 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA128785  Salix laevigata Peter H. Raven 1959-3-8 13831 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway. 30 Comment
  RSA6432  Salix laevigata Carl. W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  SBBG13812  Salix laevigata M. A. Piehl 1962-10-5 62526 Los Angeles Middle Ranch Crk, ca. 0.5 mi from its mouth Comment
  SBBG59072  Salix laevigata R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR152544  Salix laevigata A. C. Sanders, Lee Jones 2005-4-8 29352 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC128141  Salix lasiandra var. lasiandra Geo. B. Grant 1903-7-1 1160 Los Angeles Pasadena Comment
  POM182041  Salix lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles Flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  POM2066  Salix lasiolepis M. L. M. 1912-6-17 s.n. Los Angeles Claremont. Comment
  POM219774  Salix lasiolepis Carl. W. Sharsmith 1931-11-15 4 Los Angeles Foot of coastal headland near mouth of Topanga Canyon. 15 Comment
  RSA12637  Salix lasiolepis Carl B. Wolf 1934-8-16 6062 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. 5 Comment
  SD124467  Salix lasiolepis Barry Prigge 1986-3-20 6953 Los Angeles Santa Monica Mountains; Triunfo Canyon. Kanan Road and Triunfo Creek 235 Comment
  CAS-BOT-BC128488  Salix lasiolepis var. lasiolepis W. R. Dudley 1895-1-3 s.n. Los Angeles Raymond, by railway. Comment
  CAS-BOT-BC128513  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains - at foot of coastal headland near mouth of Topanga Canyon Comment
  CAS-BOT-BC128524  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 7 a Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  SBBG57837  Salix lucida subsp. lasiandra C. W. Sharsmith 1932-1-17 12 Los Angeles lower San Gabriel Cyn, ca. 11 km above Azusa 300 Comment
  UCR212803  Salix lucida subsp. lasiandra Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1847 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  RSA422344  Salpichroa origanifolia G. R. Johnstone 1933-8-4 17956 Los Angeles Dr. Johnstone's hen house. Comment
  RSA0060697  Salsola australis Nancy Hamlett 2014-9-25 s.n. Los Angeles Bernard Field Station. Grassy area approx. 40 m west of entry drive and approx. 6 m north of Foothill Blvd. fence. 370 Comment
  POM711  Salsola tragus Cox 1916-6-14 s.n. Los Angeles Claremont. 365 Comment
  RSA722085  Salsola tragus R. E. Riefner 2007-2-11 7 -50 Los Angeles City of Santa Fe Springs, near Alondra St. and Carmentia St., S of Firestone Blvd. 99 Comment
  RSA0095119  Saltugilia australis L. C. Wheeler 1967-5-24 9729 Los Angeles San Gabriel Mountains: Indian Canyon. 793 Comment
  RSA215195  Salvia apiana Louis C. Wheeler 1932-5-21 727 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  RSA596265  Salvia apiana R. G. Swinney 1969-6-12 557 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Approximately 1/2 mile N of Sierra Madre Ave, on N. Pennsylvania Ave. 335 Comment
  SFV3203  Salvia apiana M. L. Vincent 1962-5-7 222 Los Angeles San Gabriel Mountains Soledad Canyon at Rivers End on rocky hillside. 545 Comment
  UCR107758  Salvia apiana Jeanne Gural, Erin Hewgley 1997-4-18 33 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. and Foothill Boulevard. West of main road, south of lake. 412 Comment
  RSA411301  Salvia apiana Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  LA200613  Salvia columbariae Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA401443  Salvia columbariae Bonnie C. Templeton, I. W. Clokey 1930-4-8 1048 Los Angeles San Francisquito Canyon, near Mohave Desert. 900 Comment
  SFV16166  Salvia columbariae P. A. Krueger 1994-5-18 34 Los Angeles San Gabriel Mountains 5.5 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  UCR260092  Salvia columbariae Mitch Provance, Callen Huff 2009-4-28 10708 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCSB32449  Salvia dorrii var. dorrii Alpert, Donald 1962-4-14 Los Angeles Little Rock Dam 1127 Comment
  CAS-BOT-BC233662  Salvia leucophylla Street; Williams 1919-5-10 2718 Los Angeles Turnbull Canyon 304 Comment
  CAS-BOT-BC233666  Salvia leucophylla L. A. Greata 1901-5-1 s.n. Los Angeles Pasadena Comment
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Feb 24 2018
  POM4036  Salvia leucophylla I. M. Johnston 1918-5-4 1940 Los Angeles Turnbull Canyon, Puente Hills. 366 Comment
  UCSB7703  Salvia leucophylla Vernand, Ramona 1963-5-18 Los Angeles 0.2 miles south of Crenshaw Blvd; on Palos Verdes Dr. North; Rolling Hills Comment
  CAS-BOT-BC233295  Salvia mellifera Tim Ross 1993-4-22 6893 Los Angeles SW part of the island in the vicinity of Cactus Peak, southerly coastal slope 1320 m SE of Cactus Peak summit, Santa Catalina South USGS 7.5' quad, Santa Catalina Island 350 Comment
  POM8251  Salvia mellifera P. A. Munz, R. D. Harwood 1920-5-15 3930 Los Angeles [Coldwater] Canyon 305 Comment
  RSA0068252  Salvia mellifera R. G. Swinney 2010-3-10 11838 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA177828  Salvia mellifera Robert F. Thorne, P. Everett 1965-5-10 34444 Los Angeles South slope of Black Jack mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  SD113362  Salvia mellifera Darley F. Howe 1915-6-3 76 Los Angeles Claremont Comment
  UCD125594  Salvia mellifera Geoffrey Levin 1974-4-27 37 Los Angeles San Antonio Canyon below San Antonio Canyon Dam. San Gabriel Mountains. South slope. 579 Comment
  RSA434066  Salvia spathacea Martha Hilend 1928-3-4 52 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  SD38735  Salvia spathacea Edith A. Purer 1935-5-11 6572 Los Angeles Malibou Lodge Road Comment
  RSA477517  Sambucus mexicana F. R. Fosberg, J. Ewan 1931-8-11 55511 b Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  UC410511  Sambucus mexicana Alice Eastwood 1928-6-15 15377 Los Angeles Claremont Comment
  UC889714  Sambucus mexicana F. R. Fosberg 1931-3-18 S 4289 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  UCR127198  Sambucus mexicana A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns., SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property 396 Comment
  UCR205520  Sambucus mexicana A. C. Sanders, T. B. Salvato 2009-5-19 36820 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR212779  Sambucus mexicana Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-14 NFWF- 1855 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, Webb Canyon Road 434 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
  UCR259635  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-15 12221 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UC57558  Samolus parviflorus J. H. Barber 1898-7-3 Los Angeles Los Angeles County, California Los Angeles County; , California Comment
  UC1598723  Sanicula arguta Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  CHSC31337  Sarcodes sanguinea K. Bridwell 1978-6-18 155 Los Angeles Along Highway 2, ca 35 mi NE of Glendale, Angeles National Forest. 1676 Comment
  CAS-BOT-BC283088  Schedonorus arundinaceus Peter H. Raven; Robert F. Thorne 1964-5-7 19038 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  UCR177625  Schinus molle LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 409 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  RSA0047910  Schismus barbatus R. G. Swinney 2010-5-12 12750 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  CAS-BOT-BC111305  Schoenoplectus acutus var. occidentalis George B. Grant 1901-5-6 3864 Los Angeles Oak Knoll, Pasadena Comment
  OBI70751  Schoenoplectus californicus Louis C. Wheeler 1946-7-28 6221 Los Angeles San Gabriel: Rio Hondo, 1/4 mi N of San Gabriel Blvd Comment
  CAS-BOT-BC111669  Schoenoplectus pungens var. longispicatus Dr. Donisan 1902-5-1 s.n. Los Angeles Los Angeles River. Comment
  JEPS45900  Scirpus microcarpus Louis C. Wheeler 1932-9-5 1344 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1066 Comment
  UC306138  Scirpus microcarpus I. Johnston 1917-5-13 Los Angeles El Monte 152 Comment
  UCR137728  Scirpus microcarpus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, Oak Spring, Oak Spring Canyon, off Little Tujunga 793 Comment
  UCR239939  Scirpus microcarpus R. G. Swinney 2009-11-16 11634 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UCR256450  Scirpus microcarpus R. G. Swinney 2010-9-9 13770 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
  UCR86837  Scrophularia californica Scott D. White 1995-4-27 2947 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA425185  Scrophularia californica subsp. floribunda Louis C. Wheeler 1931-6-14 S- 18 Los Angeles Burbank Canyon, San Gabriel Mountains, 1/4 mile W [of] Thompson Creek Dam. 503 Comment
  RSA590842  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1990-5-23 2602 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  RSA506210  Selaginella asprella Louis Cutter Wheeler 1967-7-15 10062 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA604374  Selaginella asprella Louis Cutter Wheeler 1970-9-11 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, 1/2 mile upstream from Alder Gulch. 1310 Comment
  RSA0014964  Selaginella bigelovii Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11696 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. Comment
  RSA0094718  Selaginella bigelovii R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14347 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  RSA188241  Selaginella bigelovii Robert F. Thorne, Percy Everett 1965-6-23 34990 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon; 23 Comment
  RSA661068  Selaginella bigelovii Orlando Mistretta 1992-4-5 176 Los Angeles Guds, San Clemente Island. Comment
  RSA472894  Senecio californicus Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  LA201862  Senecio flaccidus var. douglasii Arthur C. Gibson; 2003-8-31 4963 Los Angeles Santa Monica Mountains, Mulholland Highway Comment
  RSA639475  Senecio flaccidus var. douglasii Walter Wisura 5130 Los Angeles San Gabriel Mts.: 3.5 mi W of Cow Canyon Saddle on forestry rd off Glendora Ridgeroad. Comment
  SFV7099  Senecio flaccidus var. douglasii K. A. Wilson 1974-8-21 1450 Los Angeles Santa Monica Mountains Mulholland Highway, 1 mile west of Simes Lane. Cornell School Road, Seminole Hot Springs. 260 Comment
  UCR272532  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 A Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  UCR189831  Senecio ionophyllus R. G. Swinney 1998-7-14 6458 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  SBBG80286  Senecio lyonii F. C. Boutin 1967-4-24 1714 Los Angeles Wilson's (Wilson) Cove Comment
  UC306329  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles Prairie Fk., San Antonio Mountains, Southern California San Gabriel River; San Antonio Mountains, Prairie Fk. of San Gabriel River 2133 Comment
  RSA447538  Sherardia arvensis F. R. Fosberg 1930-6-27 S 3049 Los Angeles Los Angeles. 55 Comment
  CAS-BOT-BC434380  Sidotheca trilobata A. D. E. Elmer 1902-6-1 3695 Los Angeles Acton Comment
  SEINET4176384  Sidotheca trilobata J. L. Reveal, B. J. Ertter 1976-6-28 4559 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 2.7 mile northwest of Mill Creek Summit 1661 Comment
  RSA151107  Silene antirrhina P. H. Raven 1962-3-27 16999 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  RSA661098  Silene antirrhina Orlando Mistretta 1992-4-5 210 Los Angeles Guds, San Clemente Island. Comment
  RSA284806  Silene armeria Robert C. Frampton 1980-7-15 s.n. Los Angeles Gale Canyon, foothills north of Claremont 457 Comment
  RSA0110889  Silene gallica R. G. Swinney 2011-5-6 14614 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  SBBG31440  Silene gallica R. F. Thorne 1966-4-5 Los Angeles Cape Cyn 274 Comment
  CSUSB706  Silene laciniata Virginia M. Bolton 1966-5-10 Los Angeles Pomona (city), on the Cal Poly campus hillside. California Polytechnic University, Pomona. Comment
  UCR271592  Silene lemmonii R. G. Swinney 2011-5-19 14784 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  POM7694  Silene multinervia P. A. Munz, R. D. Harwood 1920-4-21 5702 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  JEPS50920  Silene multinervia Frank W. Peirson 1925-4-23 5789 Los Angeles San Gabriel Canyon at Forks , San Gabriel Canyon at Forks (San Gabriel Mts.) 533 Comment
  UCR194624  Silene parishii R. G. Swinney 1998-8-31 6866 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  SEINET3245798  Silene verecunda R. G. Swinney 2009-1 11248 Los Angeles Transverse Range; San Gabriel Mtns.: summit of Granite Mountain (Chilao Flat 7.5') 606 Comment
  UCR271173  Silene verecunda R. G. Swinney 2011-7-8 15497 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA529150  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5635 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA65067  Silene verecunda subsp. platyota F. W. Peirson 1929-7-1 8433 Los Angeles San Gabriel Mountains: Tie Canyon, Aliso Creek tributary; trail to Mt. Pacifico 1433 Comment
  RSA0116690  Silybum marianum R. G. Swinney 2010-5-25 12927 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA620160  Silybum marianum L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  UCR109683  Silybum marianum R. D. Goeden, Don W. Ricker 1972-5-19 s.n. Los Angeles Chino Hills, Brea Canyon south of Diamond Bar, E side of Brea Cyn. Rd., 0.6 mi. south of Diamond Bar Blvd. 198 Comment
  CATA1443  Sisymbrium irio Mark L. Hoefs, Robert F. Thorne 1996-4-6 2607 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA629042  Sisymbrium officinale Valerie L. Soza, Kent Hughes 1999-6-17 530 Los Angeles San Gabriel Mountains: Chantry Flat, off road 2N41, west of water tank., Near 34 11'41''N, 118 01'25''W 701 Comment
  RSA0096627  Sisyrinchium bellum R. G. Swinney 2011-3-18 14143 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  CSUSB33  Sisyrinchium bellum Dean Jones 1966-4-3 Los Angeles Whittier Hills Whittier Hills just past end of Colima Road, in Whittier (city). 335 Comment
  UC4228  Sisyrinchium bellum Harley P. Chandler 1897-3-12 Los Angeles Leslie Canyon; Claremont 365 Comment
  UC917905  Sisyrinchium minus Frank W. Gould 1944-4-15 2287 Los Angeles nw of Los Angeles Airport (Sepulveda Blvd.) Comment
  RSA763025  Sisyrinchium rosulatum A. C. Sanders, T. B. Salvato 2009-5-20 36874 Los Angeles Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  CATA1324  Solanum douglasii Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2421 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  UCR258692  Solanum douglasii R. G. Swinney 2010-3-22 12032 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA422428  Solanum douglasii M. B. Dunkle 1938-3-20 5239 Los Angeles Palos Verde Rolling Hills. Comment
  UCSB9431  Solanum douglasii Olsen, Meryl 1954-4-15 Los Angeles Claremont; San Gabriel Mtns 365 Comment
  RSA427304  Solanum elaeagnifolium F. H. Elmore 1935-10-7 19274 Los Angeles Parking lot opposite Aeneas Hall, U. S. C. Campus. Comment
  JEPS12156  Solanum umbelliferum Frank W. Peirson 1918-6-16 186 Los Angeles Rock Creek; San Gabriel Mountains, Rock Creek 1447 Comment
  RSA182750  Solanum umbelliferum J. Massey 1966-3-26 1122 Los Angeles Cobal Canyon, ca. .5 mi from entrance. Comment
  RSA427397  Solanum umbelliferum T. S. Clare 1929-3-3 15053 Los Angeles Topango [Topanga] Canyon. Comment
  SBBG54056  Solanum umbelliferum K. R. Montgomery, T. W. Strid 1973-5-19 73 -71 Los Angeles Dillon Divide, San Gabriel Mtns Comment
  CAS-BOT-BC156506  Solanum umbelliferum H. M. Hall 1902-5-3 3102 Los Angeles San Francisquito Pass 457 Comment
  POM223246  Solanum umbelliferum R. Cooper 1936-5-23 3 Los Angeles Mohave Desert between Phelanand newPalmdale Rd. Comment
  RSA640720  Solanum umbelliferum Louis C. Wheeler 1931-1-20 s.n. Los Angeles Sargents Grove: (vicinity of Claremont). Comment
  RSA381416  Solanum wallacei Robert F. Thorne 1965-5-25 41570 Los Angeles Santa Catalina Island. 1 mile beyond Eagle Nest Lodge, Middle Ranch Canyon Comment
  UCD127057  Solanum xanti Geoffrey Levin 1974-4-27 50 Los Angeles San Gabriel Mts. Evey Canyon, a side canyon of San Antonio Canyon. 731 Comment
  SEINET6055932  Solanum xanti C. F. Baker 1903-3-16 4059 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SEINET8498774 Image available Solanum xanti var. intermedium G. L. Hannan 1981-5-24 341 Los Angeles Soledad Canyon Road, 4.2 miles east of Aqua Dulce Road. 738 Comment
  CLARK-A1528-4378  Solanum xanti var. montanum John C. Roos 1937-5-31 755 Los Angeles San Gabriel Mountains Comment
  JEPS32410  Solidago confinis Frank W. Peirson 1920-9-12 1230 Los Angeles Bear Flat Baldy Trail, San Grabriel Mts. 1676 Comment
  UCR104140  Solidago occidentalis Scott D. White 1997-11-5 6020 Los Angeles Zuma Beach, Mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SD69372  Solidago velutina subsp. californica Robert F. Thorne 1966-9-15 Los Angeles Santa Catalina Island; Middle Ranch, Middle Ranch Canyon. 214 Comment
  CATA33  Sonchus USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 16 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: North, Slope: approx. 35% 41 Comment
  RSA771313  Sonchus asper R. F. Thorne, Percy C. Everett 1965-5-12 34632 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  UCR210425  Sonchus oleraceus R. G. Swinney 2008-11-29 9853 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UCR255787  Spartium junceum R. G. Swinney 2010-4-20 12300 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
  CATA1232  Spergularia bocconi Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2298 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  UCR68938  Spergularia macrotheca Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4250 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SBBG127517  Spergularia macrotheca var. macrotheca M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2740 Los Angeles bluff below USC Building at Fisherman's Cove 6 Comment
  SBBG13038  Spergularia macrotheca var. macrotheca E. R. Blakley 1961-9-23 4750 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 3 Comment
  SEINET186837  Sphaeralcea fasciculata Ynez W. Winblad 1938-5-14 Los Angeles Santa Ana Canyon. Comment
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Feb 10 2015
  SEINET12343820  Stachys ajugoides Unknown 1933-5-28 8510 Los Angeles Hollywood Hills Comment
  IRVC28754  Stachys albens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25527 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley 305 Comment
  LA52399  Stachys albens Nesta Hutchinson; 1931-8-17 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR277053  Stachys albens R. G. Swinney 2011-9-22 15661 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  HSC87029  Stachys bullata Stephen Morgan 1974-4-20 48 Los Angeles 100 ft. S of W boundary pt. of Scholl Canyon Peak, Glendale 335 Comment
  UCR220375  Stachys bullata R. G. Swinney 2009-4-16 10350 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  POM173350  Stachys rigida subsp. quercetorum R. L. Armacost 1928-9-30 s.n. Los Angeles Sawtelle. Comment
  CAS-BOT-BC374808  Stebbinsoseris heterocarpa G. B. Grant 1905-4-20 6491 Los Angeles Garvanza Comment
  RSA598811  Stellaria media R. G. Swinney 1989-11-24 1471 Los Angeles San Gabriel Mountains: in and near Glendora Wilderness Park, Big Dalton Canyon, 1.2 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road 442 Comment
  UCR150859  Stellaria media R. G. Swinney, Dave Larson 1999-5-15 7155 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR259372  Stellaria media R. G. Swinney 2010-8-26 13589 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  SBBG19171  Stellaria media M. A. Piehl 1963-12-8 631085 Los Angeles Cave Cyn, 0.25 mi from mouth 30 Comment
  RSA233405  Stephanomeria blairii R. F. Thorne 1966-4-17 36123 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 183 Comment
  RSA0070811  Stephanomeria cichoriacea Fordyce Grinnell Jr. 1911-06 s.n. Los Angeles Mt. Wilson. 762 Comment
  CDA8835  Stephanomeria diegensis D. Minnesang 1977-8-11 Los Angeles Los Angeles River at Florida Street, Long Beach. 0 Comment
  UCR203219  Stephanomeria exigua R. G. Swinney 2005-7-21 8323 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
  LA32888  Stephanomeria virgata Peter H. Raven; Henry J. Thompson 1958-10-11 13750 Los Angeles Santa Monica Mountains, Tuna Canyon, Tuna Canyon Road 0.5 mi S of junction with Saddle Peak Rd 518 Comment
  UCR223261  Stephanomeria virgata R. G. Swinney 2009-8-25 11469 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  SBBG127649  Stephanomeria virgata subsp. pleurocarpa R. Burgess, P. Munro 2008-10-8 8157 Los Angeles E side of Westlake Blvd, just SE of intersection of Westlake Blvd and Carlisle Rd, in grassy swale adjacent to tributary of Lake Eleanor Crk; Thousand Oaks 304 Comment
  LA211883  Stephanomeria virgata subsp. virgata Orlando Mistretta; 1990-7-2 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Bear Flat. 1746.0 Comment
  UCR273446  Stephanomeria virgata subsp. virgata R. G. Swinney 2011-10-25 15877 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA0098646  Stipa cernua R. G. Swinney 2010-6-1 13131 Los Angeles San Gabriel Mountains: lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  UCR142951  Stipa cernua L. C. Wheeler 1936-6-6 4116 Los Angeles Transverse Ranges; San Gabriel Mtns, E side of San Dimas Canyon near dam 457 Comment
  HSC83394  Stipa coronata D. L. Koutnik 1978-6-3 Los Angeles Dry Canyon - Cold Creek Rd., between Mulholland Hwy. and Old Topanga Canyon Rd. 305 Comment
  OBI25683  Stipa coronata David J. Keil 1977-4-30 12312 Los Angeles Ridge Rte, ca. 9 mi from jctn with Los Angeles Co Rd N-2 Comment
  RSA0078381  Stipa coronata R. G. Swinney 2010-4-23 12330 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SJSU12957  Stipa coronata C. W. Sharsmith 1941-6-22 4400 Los Angeles N facing slope of Eaton Canyon, San Gabriel Mts. 609 Comment
  UCR62855  Stipa occidentalis B. Lennart Johnson 1957-4-26 G- 46 Los Angeles Near Newhall on Hwy 6 Comment
  UCR210205  Stipa parishii R. G. Swinney 2008-9-4 9416 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  SEINET10907296  Streptanthella longirostris Noel H. Holmgren 1974-4-4 Holmgren 7620 Los Angeles Mojave desert, antelope valley, just n. Of lovejoy buttes, 18 mi. Ese of downtown lancaster. T6n, r9w, sec 16. 823 Comment
  SBBG79634  Stylocline gnaphaloides F. R. Fosberg 1932-5-7 8144 Los Angeles S of Grand Cyn 240 Comment
  RSA0089241  Stylocline masonii Steve D. Boyd, Gary D. Wallace 2011-4-14 12311 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  SBBG112928  Suaeda calceoliformis S. A. Junak 1998-10-22 SCa 823 Los Angeles Cherry Cove, at mouth of cyn 3 Comment
  RSA604516  Suaeda calceoliformis Mark L. Hoefs 1995-11-10 2560 Los Angeles Cherry Valley, just back from rocky beach 3 Comment
  RSA127823  Suaeda moquinii H. J. Thompson 1959-9-6 14373 Los Angeles Mouth of Malibu Creek 6 Comment
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Jun 10 2012
  CAS-BOT-BC110414  Suaeda taxifolia L. R. Abrams 1901-5-28 1684 Los Angeles Balona Harbor. Comment
  CAS-BOT-BC110423  Suaeda taxifolia Geo. B. Grant 1902-7-2 s.n. Los Angeles Santa Monica. Comment
  LA94340  Symphoricarpos mollis A. M. Johnson; 1934-4-20 4429 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA610628  Symphoricarpos mollis L. C. Wheeler 1933-5-1 1675 Los Angeles Santa Monica Mountains, Rustic Canyon 61 Comment
  RSA93387  Symphoricarpos mollis F. W. Peirson 1919-5-18 440 Los Angeles Monrovia Canyon, S base of San Gabriel Mountains 457 Comment
  SEINET8061729  Symphoricarpos mollis L. C. Wheeler 1933-5-1 1675 Los Angeles Santa Monica Mts., Rustic Canyon. 61 Comment
  HSC24488  Symphoricarpos rotundifolius var. parishii R. F. Thorne, M. Z. Thorne 1969-7-9 38578 Los Angeles San Gabriel Mtns., Angeles National Forest, Big Pines. 2073 Comment
  SEINET10756909  Symphyotrichum greatae Peter H. Raven, Wesley O. Griesel 1961-10-13 Raven 16842 Los Angeles Upper Arroyo Seco, about 200 yards above Switzers Camp. 762 Comment
  CAS-BOT-BC126767  Symphyotrichum subulatum R. G. Swinney 2008-11-30 9869 Los Angeles San Gabriel Mtns.: Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204