Search Results — 2000 specimen records retrieved (1552 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA680067  Abronia maritima Mark A. Elvin, Michael Wall, Jennifer Stone 1996-8-8 324 Los Angeles San Clemente Island. West dunes along road to S end of dunes next to ocean. Comment
  LA200661  Abronia maritima Jonathan Sauer; D. Birindelli, L. Birindelli 1968-5-6 4345 Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  POM734  Abronia umbellata L. R. Abrams 1901-4-1 4539 Los Angeles Ballona Harbor. Comment
  SEINET13710885  Acacia melanoxylon Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles Claremont, Corner of 5Th & College, Pomona College Campus Comment
  UCR280526  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
Read comments
Feb 18 2018
  SJSU13117  Acanthoscyphus parishii var. parishii C. W. Sharsmith 1945-9-7 5466 Los Angeles S slope Mt Waterman, San Gabriel Mts Comment
  POM137120  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  POM183629  Acer macrophyllum Joseph A. Ewan 1929-5-18 1254 Los Angeles Las Flores Canyon Comment
  POM293318  Acer macrophyllum Lyman D. Benson 1947-5-16 12402 Los Angeles Little Dalton Canyon, Glendora. San Gabriel Mountains. Drainage area Pacific slope. Chaparral. 366 Comment
  RSA776735  Acer negundo Steve D. Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11675 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA484090  Achnatherum coronatum Anstruther Davidson 1917-06 s.n. Los Angeles Crescenta. Comment
  SEINET13203272 Image available Achnatherum occidentale R. G. Swinney 2011-1 15488 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  RSA584395  Achnatherum occidentale subsp. occidentale Timothy S. Ross, Darin Banks 1994-6-21 7991 Los Angeles ridge W of Pacifico Mtn. between Tie Canyon and Santiago Canyon drainages 1905 Comment
  RSA416303  Achyrachaena mollis Louis C. Wheeler 1932-5-15 708 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  SBBG31413  Acmispon argophyllus var. argenteus R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles upper end of Avalon Cyn, along rd 182 Comment
  SD75555  Acmispon argophyllus var. argenteus Reid Moran 1941-2-19 594 Los Angeles San Clemente Island, Middle Ranch, gravelly slope of ravine 500 Comment
  LA33637  Acmispon argophyllus var. argophyllus Henry J. Thompson; 1959-5-24 2017 Los Angeles 716 Comment
  CATA1463  Acmispon dendroideus var. dendroideus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2648 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  SD31200  Acmispon glaber Edith A. Purer 1931-3-26 982 Los Angeles Palos Verdes Hills, xeric hillside Comment
  SEINET958145  Acmispon procumbens B. Ertter, L. Heckard, T. Sholars, J. Hickman, et al. 1988-1 7480 Los Angeles Pine canyon Rd along San Andreas fault on N side of San Gabriel Mts. Comment
  CHSC8310  Acmispon strigosus Edward L. Smith 1957-5-23 171 Los Angeles Located in wash on Pomona College, Claremont. 365 Comment
  UCR195261  Acourtia microcephala Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Transverse Ranges; San Gabriel Mountains region, crest of Verdugo Mountains, Verdugo Lateral off Verdugo Motorway 823 Comment
  RSA11728  Adenostoma fasciculatum Fay A. MacFadden 1929-6-4 1073 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  SDSU20  Adenostoma fasciculatum H. Wedberg 1966-4-3 1185 Los Angeles Chaparral slope burned in 1964, above Hill Dr, at Neal, in Eagle Rock. 457 Comment
  SDSU8956  Adenostoma fasciculatum D. F. Howe 1947-5-4 1570 Los Angeles Mint Canyon. Comment
  RSA390484  Adenostoma fasciculatum var. fasciculatum L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Canyon Comment
  RSA582230  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, Steve D. Boyd 1992-7-5 6617 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  SD261014  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-31 14933 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) Station Fire burn of 2009 1096 Comment
  RSA729342  Adiantum aleuticum R. G. Swinney 1999-6-25 7399 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  LA94107  Adiantum capillus-veneris Lawrence L. Kiefer; 1966-4-9 1830 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 3 mi N of Sunset Blvd. 274 Comment
  SBBG119457  Adiantum capillus-veneris S. D. White with P. De Vries 2000-5-18 7890 Los Angeles above Irwindale, Fish Crk Cyn, from the mouth of the cyn at CalMat quarry upstream to falls 305 Comment
  CATA1017  Adiantum jordanii Mark L. Hoefs 1995-5-4 1932 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  SBBG108185  Adiantum jordanii S. L. Crockett 1997-4-1 640 Los Angeles offshoot Cyn from Middle Cyn; 0.2 mi SW on Middle Cyn Rd from pump house; SE side of Rd 315 Comment
  UCR53151  Aegilops ovata B. Lennart Johnson 1964-1 s.n. Los Angeles Grown at University of California, Los Angeles 152 Comment
  UCR238128  Aesculus californica Mark A. Elvin, Brock Ortega 2002-4-18 1924 Los Angeles Hacienda Heights 274 Comment
  SEINET13710316  Agathis robusta Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles San Marino, Huntington Botanical Garden Comment
  UCR259183  Ageratina adenophora R. G. Swinney 2010-6-23 13374 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  CAS-BOT-BC29342  Ageratina adenophora P. H. Raven; Henry J. Thompson 1960-4-13 15081 Los Angeles Santa Monica Mountains, Griffiths Park. 228 Comment
  RSA727254  Agoseris retrorsa R. G. Swinney 1998-6-12 6181 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
  UC205628  Agoseris retrorsa I. M. Johnston 1918-7-6 2089 Los Angeles Pine Mt. Ridge, San Antonio Mountains Comment
  RSA505263  Agoseris retrorsa S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 364 Los Angeles San Gabriel Mountains: north slopes west of Wrightwood 2018 Comment
  UCR98929  Agropyron cristatum T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3764 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  UCR182752  Agrostis R. G. Swinney 1997-7-23 5730 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  UCR204414  Agrostis R. G. Swinney 2001-9-15 8174 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UCR204883  Agrostis exarata R. G. Swinney 2005-8-9 8411 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  JEPS68575  Agrostis idahoensis Joseph Andorfer Ewan 1934-8-10 8434 Los Angeles nw slope Mt. Waterman; San Gabriel Mts. 2286 Comment
  RSA0037249  Alisma lanceolatum Sandy Leatherman, Jennifer S. Pareti, Brian Daniels 2013-4-18 2013 -3 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Wilmington Channel, southeast of the intersection of South Vermont Ave. and Lomita Blvd.; approximately 100 feet downstream of Lomita Blvd. 5 Comment
  SBBG93115  Allium amplectens D. Swinney 1990-2-26 1516 Los Angeles Glendora, 50 to 100 yds N of Morgan Ranch Rd terminus 402 Comment
Read comments
Mar 3 2013
  RSA230704  Allium campanulatum Robert F. Thorne, M. Z. Thorne 1969-7-9 38519 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  UCR117223  Allium fimbriatum B. G. Pitzer 1998-5-12 3693 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  UC635246  Allium fimbriatum var. fimbriatum H. L. Mason 1926-4-26 3022 Los Angeles near Rock Creek (n side of San Gabriel Mountains); San Gabriel Mountains Comment
  PASA546  Allium lacunosum Margaret Stason 1931-6-13 Los Angeles Pinon Flats near Chilao, San Gabriel Mts. Comment
  SD253328  Allium lacunosum var. davisiae R. G. Swinney 2011-6-7 15041 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5'Q) 1584 Comment
  POM83381  Allium monticola Geo L. Moxley 1925-5-28 1130 Los Angeles Granite rock slides between Mt. Lowe and Mt. Markham Comment
  RSA632857  Allium monticola Robert F. Thorne, Robert Frampton 1971-6-27 40985 Los Angeles San Gabriel Mountains: Angeles National Forest, East slope West Baldy Peak, along trail from bowl. 2743 Comment
  UCR271221  Allophyllum divaricatum R. G. Swinney 2011-6-1 14962 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  RSA410074  Allophyllum glutinosum C. Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  LA82489  Alnus rhombifolia O. H. Kappler; 1941-5-12 116 Los Angeles Santa Monica Mountains, Topanga Canyon 182 Comment
  RSA611613  Alnus rhombifolia Erin Hewgley, J. Gural 1997-4-27 20 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. 412 Comment
  RSA631364  Amaranthus albus L. C. Wheeler 1967-9-4 10682 Los Angeles San Gabriel Mountains: Camp Lupine, Prairie Fork. 1981 Comment
  UCR281385  Amaranthus albus R. G. Swinney 2014-5-27 16665 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA0082904  Amaranthus blitoides Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3122 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along upper terrace overlooking the ocean. 39 Comment
  UC1595413  Amaranthus blitoides Tim Ross and Annette H. Ross 1991-7-29 5710 Los Angeles n-most point Puente Hills (n base of Elephant Hill, w Pomona, on San Dimas USGS 7.5' quad.); Pomona, Elephant Hill 240 Comment
  RSA573477  Amaranthus blitoides T. S. Ross 1992-6-15 6563 Los Angeles Whitier Hills(local namefor the western extremity of the Puente Hills) Knoll at the head of the S fork of Sycamore Canyon. 372 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
  UCR23420  Amaranthus palmeri Alfred R. Roos 1945-10-23 s.n. Los Angeles San Fernando Valley, [Mission Hills], Sepulveda & Devonshire Blvds. Comment
  RSA402989  Amaranthus powellii E. S. Spalding 1922-11-26 s.n. Los Angeles Near Glendale. Comment
  POM13687  Amaranthus retroflexus P. A. Munz 1922-10-15 6557 Los Angeles Claremont. 366 Comment
  POM265639  Amaranthus spinosus J. C. Roos 1937-11-1 2282 Los Angeles Van Nuys Comment
  SEINET4001594 Image available Amblyopappus pusillus M. B. Dunkle 1940-1 7434 Los Angeles Santa Barbara Island. Comment
  OBI17098  Ambrosia psilostachya Lewis S. Rose 1966-12-24 66115 Los Angeles Westwood Village 122 Comment
  RSA416989  Ambrosia psilostachya Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  LA203758  Ambrosia salsola A. M. Johnson; 1932-4-17 3963 Los Angeles N of Palmdale in Joshua-tree area Comment
  RSA187659  Ammannia coccinea Robert F. Thorne 1966-9-16 36710 Los Angeles Near Hay Press Reservoir, Santa Catalina Island. 412 Comment
  SFV12541  Ammannia coccinea M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 854 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  RSA226169  Amorpha californica var. californica Gary D. Cromwell 1971-5-14 682 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  CATA1033  Amsinckia intermedia Mark L. Hoefs 1995-5-4 1955 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  VVC116  Amsinckia intermedia P. J. MacKay 1975-5-13 s.n. Los Angeles Pomona, Campus CalPoly; Parking lot north of health center. 253 Comment
  LA40188  Amsinckia intermedia W. O. Griesel; 1936-2-27 sn Los Angeles Faculty Hill U.C.L.A. Campus Comment
  RSA499936  Amsinckia intermedia Thekla Mohr 1931 Los Angeles Near Los Angeles Comment
  RSA0115844  Amsinckia menziesii Steven A. Junak 1999-4-22 SCa- 841 Los Angeles Santa Catalina Island. In upper part of Cape Canyon at pumphouse, just upstream from fork in road. 305 Comment
  UC881416  Amsinckia spectabilis F. R. Fosberg 1931-3-23 S 4329 Los Angeles Hamilton's Canyon; Santa Catalina Island 30 Comment
  RSA184059  Amsinckia tessellata I. L. Wiggins 1966-4-17 20604 Los Angeles Hillside across valley to e of Alpine Butte Wildflower Sanctuary, N of Pearblossom Comment
  UCR139000  Amsinckia tessellata var. tessellata L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Mesa on E side of Cruthers Creek, Lewis Ranch 1357 Comment
  UCR192529  Amsinckia vernicosa var. vernicosa A. C. Sanders 2008-4-10 34789 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
  RSA465138  Anagallis arvensis L. E. Hoffman 1929-6-8 s.n. Los Angeles Arroyo Seco, Angeles National Forest Comment
  RSA616150  Anagallis arvensis Valerie L. Soza 1998-5-3 96 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. 412 Comment
  RSA786392  Anagallis arvensis Doris Bowers 1957-4-25 216 Los Angeles LaVerne College, LaVerne 320 Comment
  CAS-BOT-BC137814  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1964-3-18 8425 Los Angeles San Gabriel Mountains. About half way between Roberts Canyon and Fish Canyon. Comment
  JEPS117935  Andropogon glomeratus var. scabriglumis John Dittes, Josephine Guardino 2006-12-11 1439 Los Angeles Big Tujunga Canyon ca. 1.8 air miles SW of Big Tujunga Dam, ca. 1.6 air miles NE of Mt. Lukens ca. 0.9 air mile SE of Big Tujunga USFS Station San Gabriel Mountains 598 Comment
  RSA187756  Anemopsis californica R. F. Thorne 1966-4-5 35857 Los Angeles Santa Catalina Island. Cottonwood Creek below dam in Cottonwood Canyon. 107 Comment
  RSA94601  Anisocoma acaulis F. W. Peirson 1923-5-27 4316 Los Angeles Pallett Creek, tributary to Rock Creek, north slope of San Gabriel Mts. 1097 Comment
  SBBG121834  Anisocoma acaulis A. Parikh, N. Gale 2005-6-17 786 Los Angeles Portal Ridge, 1.4 km NE of intersection of N2 and Johnson Rd, 2.5 km ESE of intersection of N2 and Munz Ranch Rd 1165 Comment
  CATA102  Anthemis cotula Peter Henrikson 1987-4-23 76 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 6 Comment
  LA201515  Anthemis cotula Arthur C. Gibson; 2003-5-18 4876 Los Angeles Santa Monica Mountains, Rocky Oaks National Recreation Area, near Mulholland Hwy and Kanan-Dume Rd Comment
  CHSC22521  Antirrhinum multiflorum Robert A. Schlising 1971-5-19 2973 Los Angeles 1.3 miles NE of Jct Hwy 23 and Little Sycamore Canyon Road, along the latter. Comment
  JEPS26433  Antirrhinum multiflorum Peter H. Raven 1960-5-21 15392 Los Angeles 2.1 mi from Ferndale (along road to Saddle Peak); Santa Monica Mountains 502 Comment
  UCR209053  Antirrhinum nuttallianum Dan S. Cooper 2009-4-29 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  UC185443  Antirrhinum nuttallianum subsp. subsessile Katharine Brandegee May 17 1916-May 25 1925 Los Angeles Santa Catalina Island Comment
  LA99387  Apiastrum angustifolium Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  SEINET1004526  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26123 Los Angeles Western San Gabriel Mtns.; Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  RSA470402  Apium graveolens E. Crow 1928-4-11 242 Los Angeles Puddingstone Canyon, Hills S of San Dimas. Comment
  RSA69922  Apocynum androsaemifolium F. W. Peirson 1921-7-3 882 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2011 Comment
  RSA682289  Apocynum cannabinum R. E. Riefner 2000-8-29 0 -754 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
  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
  UCR230252  Arabis glabra Dan S. Cooper 2011-4-28 411- 3 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  SEINET4136766  Arabis sparsiflora var. californica K. Dobry 1991-3-16 d 258 Los Angeles Montifisher Property off Stunt Road. Lower Cold Creek Canyon, Santa Monica Mountains.; 0 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
  CAS-BOT-BC128635  Arbutus menziesii A. Davison 1893-7-21 s.n. Los Angeles Wilson's Peak Trail Comment
  RSA606035  Arbutus menziesii L. C. Wheeler 1969-12-6 s.n. Los Angeles San Gabriel Mountains: Little Santa Anita Canyon along Mt. Wilson Trail. 838 Comment
  CAS-BOT-BC23866  Arctostaphylos catalinae Robert F. Thorne; P. Everett 1965-5-12 34599 Los Angeles Catalina Island, slopes of Bulrush Canyon. 274 Comment
  RSA626707  Arctostaphylos glandulosa Raymond J. Dobbs 1927-5-21 936 Los Angeles Near Waterman Station. 1037 Comment
  RSA631307  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21993 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  UC1120281  Arctostaphylos glandulosa subsp. glandulosa H. A. Jensen 1933-2-27 264 Los Angeles Mt. Wilson Angeles National Forest, Pasadena Quadrangle Comment
  LA42397  Arctostaphylos glandulosa subsp. mollis A. M. Johnson; 1934-5-4 4466 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  POM367279  Arctostaphylos glandulosa subsp. mollis Anstruther Davidson 1892-5-29 1770 Los Angeles Wilson's Peak Comment
  SBBG118767  Arctostaphylos glandulosa subsp. mollis L. Gross with P. Morton 2004-6-9 1335 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  CAS-BOT-BC39332  Arctostaphylos glauca Fordyce Grinnell 1903-12-22 37 Los Angeles Arroyo Seco Canyon, near Pasadena Comment
  RSA0087386  Arctostaphylos glauca R. G. Swinney 2010-5-25 12975 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA631462  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16032 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631635  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15836 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SBBG17088  Arctostaphylos glauca K. A. Wilson 1961-3-11 989 Los Angeles San Francisquito Cyn, 1.5 mi S of Green Valley (Spunky Cyn Rd). 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
  RSA597120  Arctostaphylos parryana T. S. Ross 1990-6-22 s.n. (post 3713 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA610553  Arctostaphylos parryana L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Devils Canyon near Bear Creek Divide. 1706 Comment
  RSA634770  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20425 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634862  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20260 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635094  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20349 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635156  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20280 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635192  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20384 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA601018  Arctostaphylos patula L. C. Wheeler 1966-9-21 8911 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2378 Comment
  RSA635250  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20648 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA748794  Arctostaphylos patula R. G. Swinney 2001-8-9 8019 Los Angeles Mount Williamson, third peak from east on the ridge. 2513 Comment
  POM162487  Arenaria macradenia var. arcuifolia F. W. Peirson 1929-7-1 8430 Los Angeles Aliso Creek at Tie Canyon. 1356 Comment
  RSA0031343  Argemone munita Pam De Vries 2013-5-20 7861 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the 15 freeway, just east of Zenobia Rd. 1035 Comment
  RSA670715  Argemone munita Bonnie C. Templeton 1931-5-17 1213 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  UC854928  Argemone munita C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4614 Los Angeles Boquet Canyon 600 Comment
  UCSB2118  Argemone munita Crum, Charles 1958-7-3 Los Angeles Crystal Lake road 1219 Comment
  JEPS48604  Argemone munita Charles J. Lovell 1942-5-24 Los Angeles Mescal Canyon approach to Mohave Desert Mescal Canyon Comment
  RSA105992  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-28 2116 Los Angeles 14.0 miles S of Vincent on road to La Canada. Roadside bank and adjacent stream bank. Comment
  RSA434331  Argemone munita Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA249731  Aristida adscensionis var. modesta R. F. Thorne, M. Z. Thorne 1973-2-12 42473 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  UC1870333  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  RSA12407  Artemisia biennis C. B. Wolf 1934-4-11 5620 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4; T4S R12W S27 SE/4 5 Comment
  CAS-BOT-BC90158  Artemisia californica Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4420 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  RSA417239  Artemisia californica F. R. Fosberg 1931-1-7 7115 Los Angeles Mouth of little Santa Anita Canyon, Sierra Madre. 300 Comment
  UC625157  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Avalon Santa Catalina Island, Public Utilities Canyon, Avalon 50 Comment
  UCR205881  Artemisia californica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37084 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
  SEINET11837820  Artemisia californica D. P. Reagan 5 Los Angeles Hasley Canyon. 2 mi NW of Valencia Comment
  RSA417275  Artemisia douglasiana George R. Johnstone 1930-8-10 s.n. Los Angeles San Gabriel Canyon. 1524 Comment
  SBBG125907  Artemisia douglasiana A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37023 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, sw lobe of Irwindale between Baldwin Park and El Monte 92 Comment
  UC1349057  Asclepias fascicularis Robert F. Thorne 1966-9-15 36678 Los Angeles above Parson's Landing; Santa Catalina Island 76 Comment
  UC56832  Asclepias fascicularis Ernest Braunton Sept 1902 675 Los Angeles Los Angeles Comment
  POM209993  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek. 1524 Comment
  SEINET10637036  Asclepias fascicularis Victor Duran 1933-8-11 Duran 3547 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1524 Comment
  LA3681  Aspidotis californica Carl Epling; Lincoln Ellison 1966-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA417669  Aster greatae L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  SD193279  Astragalus didymocarpus A. C. Sanders 2005-5-5 29906 Los Angeles Cruzan Mesa along dirt road at northeast end of mesa. 640 Comment
  CAS-BOT-BC182295  Astragalus didymocarpus var. didymocarpus Blanche Trask 1903-6-1 206 Los Angeles San Clemente Island Comment
  CAS-BOT-BC187069  Astragalus lentiginosus H. M. Hall 1899-6-1 s.n. Los Angeles Swarthout Canon [Canyon], San Antonio Mt. Comment
  POM49663  Astragalus lentiginosus var. variabilis A. D. E. Elmer 1902-06 s.n. Los Angeles Palmdale Comment
  RSA596973  Astragalus leucolobus R. G. Swinney 1996-5-27 4864 Los Angeles Eastern San Gabriel Mountains: N of Wrightwood, E of Table Mountain, ca. 0.25 mile SE of Smithsonian Observatory 2195 Comment
  SD66852  Astragalus miguelensis R. Mitchel Beauchamp 1967-3-19 323 Los Angeles San Clemente Isalnd, Sherman Field, sandy area south of the runway Comment
  SBBG12723  Astragalus nevinii E. R. Blakley 1968-6-10 5233 Los Angeles cyn mouth SE of Eel Pt, half way toward Seal Cove 7 Comment
  CAS-BOT-BC193084  Astragalus pycnostachyus var. lanosissimus S. B. Parish; W. F. Parish 1881-10-1 1117 Los Angeles Ballona Rch. Comment
  RSA415761  Astragalus trichopodus Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  UCR70744  Astragalus trichopodus subsp. antisellii P. A. Munz, M. E. Jones 1934-4-26 s.n. Los Angeles Western Transverse Range, Castaic Canyon, Ridge Road Comment
  SBBG38920  Astragalus trichopodus var. lonchus E. R. Blakley 1963-4-7 5508 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  POM9012  Astragalus trichopodus var. lonchus Louise Kendall 1920-3-21 3401 Los Angeles Long Beach. Comment
  CAS-BOT-BC199097  Astragalus trichopodus var. phoxus Alice Eastwood 1906-6-5 249 Los Angeles Roscoe, country adjacent to Los Angeles Comment
  JEPS54532  Astragalus trichopodus var. phoxus W. L. Jepson 1935-4-17 17071 Los Angeles Bouquet Canyon Bouquet Canyon (canyon bottom) Comment
  RSA655801  Astragalus trichopodus var. phoxus James Henrickson 2000-4-15 20700 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Highway 14. 488 Comment
  UC1713784  Athysanus pusillus Gordon H. True Jr. 1935-3-5 46 Los Angeles 4 mi w of Palmdale 944 Comment
  UCR192020  Atriplex A. C. Sanders 2008-4-16 34907 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.15 mi. north of Hwy 138 on the eat side of the cement plant road, 0.75 mi. ESE of Quail Lake 1021 Comment
  UC56779  Atriplex argentea var. mohavensis Ernest Braunton Sep 1902 635 Los Angeles Cienega Comment
  POM246557  Atriplex californica F. R. Fosberg 1931-5-17 S- 4889 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  RSA341621  Atriplex californica F. C. Boutin 1967-4-23 1639 Los Angeles San Clemente Island: Wilson Cove Comment
  UCSB27634  Atriplex canescens Lavinger, S. 1975-12-1 Los Angeles Lake Hughes Road, 3.5 miles north from its junction with Ridge Route Road 457 Comment
  RSA590508  Atriplex coulteri T. S. Ross, Janet Takara, Misty Gray 1993-4-20 6827 Los Angeles Santa Catalina Island. Indian head Rock, SSw of, and overlooking, Little Harbor. 79 Comment
  UC2030064  Atriplex glauca Steve Boyd, L. Raz 1997-3-4 9156 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. Comment
  SEINET4135193  Atriplex lentiformis Grant D. Brown 1950-11-24 569 Los Angeles Located 2 miles west of Topanga Canyon at base of coastal bluff.; 0 Comment
  SEINET11930561  Atriplex lentiformis D. P. Reagan 1974-1 30 Los Angeles Ridge Road, just E of Sandberg along State Road N-2 Comment
  RSA478290  Atriplex lentiformis subsp. breweri H. L. Bauer 1932-6-1 s.n. Los Angeles Santa Monica Beach road Comment
  RSA248833  Atriplex leucophylla R. F. Thorne 1973-4-12 42917 Los Angeles San Clemente Island, Horse Cove, S end of island. 3 Comment
  LA210080  Atriplex nummularia Philip A. Munz; 1932-8-31 12817 Los Angeles Playa del Rey Comment
  RSA478342  Atriplex pacifica F. R. Fosberg 1931-4-22 S 4684 Los Angeles Eagle s Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA607704  Atriplex prostrata Scott D. White 1997-11-5 6013 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. 7 Comment
  SD252314  Atriplex prostrata Steven A. Junak 1999-7-16 Sca 1057 Los Angeles Santa Catalina Island: Just inland from mouth of Cottonwood Canyon, N side of creekbed. 6 Comment
  UCD97860  Atriplex spinifera Daryl Koutnik 1978-5-10 469 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  UCR238072  Atriplex suberecta Mark A. Elvin, M. S. Enright 2002-7-22 2110 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  RSA128009  Atriplex subspicata P. H. Raven, H. J. Thompson 1959-10-18 s.n. Los Angeles Mouth of Topanga Canyon, Santa Monica Mountains. 5 Comment
  SBBG13603  Atriplex watsonii P. H. Raven 1962-7-12 18010 Los Angeles near point at E end of Northwest Harbor 30 Comment
  RSA674242  Avena barbata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 694 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  RSA385391  Avena fatua Anstruther Davidson 1917-04 3217 Los Angeles Alvarado Street, Los Angeles. Comment
  UCSB30475  Avena sativa Jorgen, R. 1975-5-11 Los Angeles Intersection Ave, US and CA Hwy 138; 20 mi W of Littlerock 975 Comment
  POM155777  Baccharis douglasii M. B. Dunkle 1928-10-7 1993 Los Angeles Middle Ranch Gorge 46 Comment
  OBI56528  Baccharis pilularis Louis C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mtn: Barrel Springs 899 Comment
  RSA599026  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Head of Reynier Canyon off Sand Canyon 595 Comment
  UC1118881  Baccharis pilularis P. L. Johannsen 1934-2-17 290 Los Angeles Pico Canyon Santa Susana Quad. 609 Comment
  RSA350395  Baccharis pilularis F. R. Fosberg 1930-10-18 4111 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  LA201757  Baccharis plummerae subsp. plummerae Arthur C. Gibson; 2003-9-3 4841 Los Angeles Comment
  POM579281  Baccharis salicifolia Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7419 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA720231  Baccharis salicifolia LeRoy Gross 2007-4-21 2644 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  SFV16174  Baccharis salicifolia P. A. Krueger 1994-3-28 1 Los Angeles San Gabriel Mountains Little Dalton Picnic Area off Glendora Mountain Road. 330 Comment
  UCR187000  Baccharis salicifolia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32228 Los Angeles Tehachapi Mtns. Foothills, near Oso Pumping Plant on the California Aqueduct, just below the Kern Co. line along the road to the pumping plant 939 Comment
  UCR219437  Baccharis salicifolia R. G. Swinney 2009-3-28 10180 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  UC75847  Baccharis salicifolia subsp. salicifolia E. D. Palmer 1902-7-1 Los Angeles Wash of Claremont Comment
  UC1118917  Baccharis salicifolia subsp. salicifolia G. T. Nordstrom 1935-1-8 308 Los Angeles 4 1/2 mi e Bear Mtn.; Tejon Quad. 944 Comment
  UC284839  Balsamorhiza deltoidea P. A. Munz 1923-6-9 6915 Los Angeles 6 mi N of, in canyon Elizabeth Lake Comment
  RSA230739  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  RSA725836  Barbarea orthoceras R. G. Swinney 1997-7-17 5682 Los Angeles West of Wrightwood, meadow at Pig Pines, south of junction of Hwy 2 and Big Pines Hwy. 2061 Comment
  RSA12650  Bassia hyssopifolia C. B. Wolf 1934-8-16 6048 Los Angeles Bryant Ranch east of Long Beach., T4S R12W. 300 ft east of center of sect. 34 & 100 ft. so. of no. line of same 4 Comment
  RSA721720  Berberis aquifolium var. aquifolium R. G. Swinney 1995-3-11 3381 Los Angeles Glendora, Big Dalton Canyon 378 Comment
  SBBG42726  Beta vulgaris R. N. Philbrick 1968-2-23 B 68 -3 Los Angeles Little Fisherman Cove Comment
  RSA603805  Bidens laevis L. C. Wheeler 1933-10-20 2186 Los Angeles San Gabriel River 76 Comment
  UCR207699  Bituminaria bituminosa Justin M. Wood 2009-4-13 487 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  SEINET3146114  Blepharipappus elegans G. B. Grant 1905-4-20 109 Los Angeles Pasadena Comment
  UCR169484  Bloomeria crocea Kathleen Stockwell 2005-5-4 121 Los Angeles San Gabriel Mtns Foothills, North Claremont, Palmer Canyon N of Palmer Canyon Road at Via Padova, just N of Padua Hills Theater 610 Comment
  RSA656675  Bloomeria crocea G. Pitto 1980-6-8 49 Los Angeles At base of trail, south end of Hinderberg Park [Crescenta Valley Park] bottom of Dunsmore Ave. La Crescenta. 518 Comment
  RSA127844  Bloomeria crocea var. crocea Peter H. Raven 1959-5-9 14164 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage, 274 Comment
  CAS-BOT-BC174651  Bloomeria crocea var. montana Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8133 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  SFV15330  Boechera arcuata J. C. Dittes, D. Stolp 1990-3-10 42 Los Angeles San Gabriel Mountains 1.5 miles upstream of Big Tujunga flood control reservoir. 732 Comment
  POM95903  Boechera californica Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  RSA0128741  Boechera californica W. P. Burger 1979-5-18 103 Los Angeles Angeles Crest Hwy, turnout by stream ca. 1 mile from jct with Angeles Forest Hwy. 1066 Comment
  RSA0128962  Borago officinalis Scott D. White, John Green 2004-4-23 10227 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA151292  Bowlesia incana P. H. Raven 1962-5-8 17597 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  SD60387  Boykinia rotundifolia Peter H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains, upper Evey Canyon, shaded walls of narrow gorge 914 Comment
  LA92007  Brachypodium distachyon Peter H. Raven; 1962-5-22 17825 Los Angeles Santa Cruz Island, above Emerald Bay 121 Comment
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Jun 5 2014
  UCR159956  Brassica fruticulosa Valerie Soza, Steve Boyd, G. D. Wallace 2000-3-28 654 a Los Angeles San Gabriel Mtns, south side: Cobal Canyon, Claremont Hills Wilderness Park, at junction of main fire road and Thompson Creek 518 Comment
  CAS-BOT-BC30312  Brassica nigra Peter H. Raven; Henry J. Thompson 1959-5-5 14133 Los Angeles Santa Monica Mountains. Muholland Highway. 1 mile west of Las Virgenes Road. Malibu Lake drainage. 274 Comment
  POM351108  Brickellia californica F. R. Fosberg 1931-7-11 7201 Los Angeles Ridge Route nr Liebre summit. 335 Comment
  RSA0105489  Brickellia californica R. G. Swinney 2011-11-3 15992 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  RSA670690  Brickellia californica B. C. Templeton 1947-5-21 6283 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  SFV17932  Brickellia californica J. N. Hogue 1998-10-13 129 .3 Los Angeles San Gabriel Mountains San Gabriel Canyon. West side of San Gabriel reservoir along road. 470 Comment
  SFV20891  Brickellia californica L. Gross 2000-10-28 298 Los Angeles Verdugo Mountains Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon where Grandview Ave. and Mountain Street meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). Open, west-facing side of ridge in fire island (adjacent area burned 5 years ago) below reservoir. 305 Comment
  UCSB9968  Brickellia californica Ballard 1954-9-28 Los Angeles One mile west of Route 66, Claremont 289 Comment
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Nov 5 2014
  RSA127930  Brickellia californica Peter H. Raven, A. Thompson 1958-10-11 13765 Los Angeles 4.2 mi. E of top of Saddle Peak on Piuma Road 640 Comment
  UC1587579  Brickellia nevinii Tim Ross and Annette Ross 1991-9-7 5947 Los Angeles near x Yerba Buena Road Mulholland Highway (Santa Monica Mountains); Santa Monica Mountains 579 Comment
  RSA0105690  Briza minor Amy Catalano, Steve Junak 2016-4-28 16 -093 Los Angeles Santa Catalina Island. Just northeast of entrance to Howland's Landing. 17 Comment
  LA51386  Brodiaea jolonensis Peter H. Raven; David S. Verity 1960-5-7 15350 Los Angeles SANTA MONICA MOUNTAINS, Cornell Corners, just W of Cornell Corners. 213 Comment
  RSA530582  Bromus M. B. Dunkle 1928-3-31 1789 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  RSA777518  Bromus R. G. Swinney 2009-5-27 10863 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA713741  Bromus carinatus A. C. Sanders, Helen Kennedy 2005-4-13 29439 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SEINET10468524  Bromus carinatus H. Lewis 1941-3-19 Lewis s.n. Los Angeles Faculty hill. Ucla campus. Comment
  SEINET10900896  Bromus carinatus Hermann E. Hasse Hasse s.n. Los Angeles Comment
  UCR108642  Bromus carinatus var. carinatus L. C. Wheeler 1970-5-4 s.n. Los Angeles Altadena, 55 E. Pine Street Comment
  SEINET935048  Bromus carinatus var. marginatus Louis C. Wheeler 1968-1 s.n. Los Angeles San Gabriel Mountains: Head of Mattox Canyon at Santa Clara Divide Road Comment
  CHSC35204  Bromus catharticus James Henrickson 1979-5-18 18119 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; S of creek in pastured area. 402 Comment
  RSA607581  Bromus catharticus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St.. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  UCD58343  Bromus catharticus Gordon Pilone 1960-11-23 66 Los Angeles First orange grove north of Foothill Blvd. on Indian Hill Blvd. in Claremont. San Gabriel Mountain Range. 390 Comment
  CHSC8366  Bromus diandrus Edward L. Smith 1957-5-7 53 Los Angeles At Pomona College, Claremont. 365 Comment
  RSA0107649  Bromus diandrus R. G. Swinney 2011-6-23 15309 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  RSA279046  Bromus diandrus R. F. Thorne 1971-4-23 41473 Los Angeles disturbed ground near Santa Anita Canyon Road. San Gabriel Mountains. 457 Comment
  UCD58579  Bromus diandrus Robert D. Clarke 1979-4-15 s.n. Los Angeles Central Los Angeles. Comment
  UCR271914  Bromus diandrus R. G. Swinney 2010-3-24 12077 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA191157  Bromus grandis R. F. Thorne, M. Z. Thorne 1967-7-19 37139 Los Angeles San Gabriel Mountains, Angeles National Forest, Crystal Lake Recreation Area; above junction of roads to Crystal Lake and Angeles Crest Highway 1555 Comment
  RSA462417  Bromus grandis Gary D. Wallace 1979-5-26 1849 Los Angeles San Gabriel Mountains: along Angeles Forest Highway just west of Clear Creek Ranger Station Comment
  UCR73385  Bromus grandis T. S. Ross 1991-8-14 5780 Los Angeles San Gabriel Mtns, Roundtop Mountain 1768 Comment
  RSA533416  Bromus hordeaceus Timothy S. Ross 1991-4-21 4525 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  SBBG13575  Bromus hordeaceus E. R. Blakley 1961-9-24 4778 Los Angeles Little Harbor at mouth of Little Springs Cyn 6 Comment
  RSA534156  Bromus hordeaceus subsp. molliformis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5053 Los Angeles San Clemente Island: flats SE of air terminal (New airfield, N end of island). 64 Comment
  RSA716913  Bromus inermis subsp. inermis LeRoy Gross, Bruce Campbell 2006-6-29 2545 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near 34.33199N, 117.65379W top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  POM363913  Bromus rubens M. B. Dunkle 1939-4-4 7256 Los Angeles San Clemente Island. Pyramid Cove. Comment
  UCR194762  Bromus rubens Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 731 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  UCR217307  Bromus rubens R. G. Swinney 2009-3-10 10079 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  LA13694  Bromus rubens A. M. Johnson; 1932-4-6 sn Los Angeles Comment
  RSA0019963  Bromus tectorum Naomi Zohman 1985-4-28 43 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  LA51496  Cakile edentula O. H. Kappler; 1944-4-1 565 Los Angeles Santa Monica Mountains, Zuma Beach 7 Comment
  RSA598870  Calandrinia ciliata Steve Boyd, Timothy S. Ross 1997-3-21 9247 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  UCR265489  Calandrinia ciliata Dan S. Cooper 2015-3-13 2015- 35 Los Angeles Western Transverse Range; Santa Monica Mountains, La Sierra Canyon, north of Seminole Hot Springs 244 Comment
  RSA762417  Calocedrus decurrens R. G. Swinney 2008-8-13 9379 Los Angeles Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR16013  Calocedrus decurrens Steve Stadler 1966-4-17 41766- 58 Los Angeles San Gabriel Mountains, 1 mi west of Big Pines Junction on Big Pines to Palmdale 1982 Comment
  UCR277388  Calocedrus decurrens R. G. Swinney 2011-10-13 15781 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  RSA37725  Calochortus albus E. S. Spalding 1925-4-29 s.n. Los Angeles Near Los Angeles. Comment
  CAS-BOT-BC132271  Calochortus catalinae Geo. B. Grant; Walter Wheeler 1904-4-21 s.n. Los Angeles Santa Catalina Island Comment
  UCD139487  Calochortus catalinae Michael Alvord; Curtis Schway 1993-4-14 24 Los Angeles Santa Monica Mountains, Topanga State Park, upper parking lot, Musch Tral. 0.5 mile northeast side of trail. 600 Comment
  RSA758003  Calochortus clavatus var. gracilis D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4251 Los Angeles Bouquet Cyn, 854 m SE of Bouquet Cyn Rd & 579 m S of Hayfork Road. Comment
  JEPS17849  Calochortus kennedyi Frank W. Peirson 1921-5-20 1667 Los Angeles Little Rock Creek San Gabriel Mountains 1127 Comment
  IRVC28191  Calochortus plummerae Naomi Fraga, et al. 2004-6-3 1240 Los Angeles Along Barrett Stoddard Road (2N04) between Cascade and barrett Cyns. Transverse Ranges; San Gabriel Mtns. Comment
  RSA747181  Calochortus plummerae Orlando Mistretta 1992-6-26 627 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  RSA617182  Calycadenia tenella R. G. Swinney 1969-5-10 499 Los Angeles Base of San Gabriel Mts. in and near the city of Glendora. .5 mi. N of Sierra Madre Ave. at E end of Highcrest. 351 Comment
  UCR162204  Calystegia Anuja Parikh, Nathan Gale 2004-7-1 2075 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 15), south of the river near Potrero Canyon 366 Comment
  SD75618  Calystegia macrostegia M. B. Dunkle 1939-4-6 7291 Los Angeles San Clemente Island; Mosquito Harbor. Comment
  LA200372  Calystegia macrostegia subsp. cyclostegia Jonathan Sauer; S. Modry 1969-1-31 4378 Los Angeles SANTA MONICA MOUNTAINS, Point Dume 3 Comment
  LA50066  Calystegia macrostegia subsp. intermedia LeRoy Abrams; 1963-3-8 3106 Los Angeles near Inglewood Comment
  SDSU14830  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-27 28 Los Angeles Chalk Canyon, approx 1/2 mile inland from Horse Beach, growing among Rhus, Encelia and Malacothamnus clementinus, SHOBA zone of San Clemente Island. 30 Comment
  UCSB31632  Calystegia malacophylla subsp. pedicellata Miller, Brian 1963-8-3 Los Angeles McGill Camp , Mt. Pinos 2133 Comment
  RSA191347  Calystegia occidentalis subsp. fulcrata R. F. Thorne, M. Z. Thorne 1967-7-19 37203 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  RSA422169  Calystegia occidentalis subsp. fulcrata Robert Gustafson 1978-6-1 972 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA639841  Calystegia peirsonii Sandy Leatherman, Brian Daniels 1998-11-10 59 Los Angeles Bouquet Canyon: Direstly west of the intersection of Bouquet Canyon Road and Vasquez Canyon Road. 487 Comment
  RSA465682  Camissonia bistorta T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  UCR232369  Camissonia boothii subsp. desertorum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8014 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, E of Amargosa Creek, E side of Sierra Highway, 630 m N of Ave F and one km S of Ave E 702 Comment
  VVC2931  Camissonia boothii subsp. desertorum Tim Thomas 2014-5-4 6302 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  RSA590516  Camissonia californica Tim S. Ross, Walter Appleby 1993-5-19 7178 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 805 Comment
  UCR252735  Camissonia californica R. G. Swinney 2010-5-29 13410 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA772523  Camissonia campestris R. G. Swinney 2009-5-13 10762 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  UCR259046  Camissonia campestris R. G. Swinney 2010-5-12 12756 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  SD46603  Camissonia campestris subsp. campestris P. C. Everett, E. K. Balls 1956-5-9 21566 Los Angeles 6.0 miles south of Lancaster along Highway 6. 762 Comment
  RSA186643  Camissonia cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-14 17746 Los Angeles Grown at Claremont. Comment
  SBBG60460  Camissonia contorta R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
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Jun 24 2020
  POM9305  Camissonia intermedia P. A. Munz, R. D. Harwood 1920-5-17 3968 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 122 Comment
  RSA533425  Camissonia intermedia Tim S. Ross 1991-4-21 4534 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon; dry ridgetop on N side, 1000 ft NW of the old water tank. 280 Comment
  RSA775516  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2010-5-20 5177 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  UCR49789  Camissonia lewisii R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  POM7094  Camissonia micrantha P. A. Munz, L. T. Street, G. Williams 1919-3-8 2300 Los Angeles Pomona. Comment
  RSA454092  Camissonia robusta M. B. Dunkle 1928-5-13 1937 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop. Comment
  POM3207  Camissonia strigulosa I. M. Johnston 1917-7-1 s.n. Los Angeles San Antonio Mountains. Browns Flats. 1311 Comment
  SDSU3320  Camissoniopsis bistorta H. Wedberg 1957-4-1 13 Los Angeles On Point Dume. Comment
  UCR273298  Camissoniopsis confusa R. G. Swinney 2011-5-10 14648 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  CAS-BOT-BC160519  Camissoniopsis guadalupensis subsp. clementina Robert F. Thorne 1966-4-15 35991 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
  UC20633  Camissoniopsis ignota Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCD103471  Camissoniopsis ignota Daryl Koutnik 1978-3-16 120 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  OBI36519  Capsella bursa-pastoris Mark Schneider 1973-1 s.n. Los Angeles Pierce College campus lawn Comment
  UCR149346  Cardamine oligosperma R. G. Swinney 1998-4-4 5913 Los Angeles San Gabriel Mtns, Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  POM434  Cardionema ramosissimum Daniel L. Crawford, H. D. Hiatt 1916-3-30 s.n. Los Angeles Santa Monica, fields near city. Comment
  RSA653679  Carduus pycnocephalus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 877 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 365 Comment
  RSA719506  Carduus pycnocephalus Gary Kovnat, LeRoy Gross 2004-4-25 52 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  RSA115958  Carduus pycnocephalus George W. Garrettson 1955-4-22 20589 Los Angeles a weed on Phillips property, S of Covina Comment
  UCR204020  Carex R. G. Swinney 2001-9-15 8143 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
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Sep 12 2018
  UCR271179  Carex R. G. Swinney 2011-9-27 15696 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
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Sep 12 2018
  RSA602757  Carex abrupta L. C. Wheeler 1967-8-2 10320 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  CAS-BOT-BC17664  Carex alma Robert F. Thorne; M. Z. Thorne 1967-7-19 37160 Los Angeles Angeles National Forest. San Gabriel Mountains. Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  SEINET3897003  Carex alma Louis C. Wheeler 1946-5-19 6223 Los Angeles San Gabriel Mountains: Lower rincon. San Gabriel Canyon.; 0 Comment
  UC934040  Carex alma H. L. Cogswell 1951-5-15 103 Los Angeles Bell Canyon, Watershed 4, (Sec. F4, Plot. 5) San Gabriel Mountains 865 Comment
  RSA729331  Carex aurea R. G. Swinney 1999-7-28 7572 Los Angeles East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch. 732 Comment
  SEINET6191030 Image available Carex diandra Unknown 1904-5-24 138 a Los Angeles Pasadena Comment
  RSA586454  Carex multicaulis Orlando Mistretta 1994-6-21 1380 Los Angeles San Gabriel Mountains. Santiago canyon. Drainage [northwest] of Pacifico Mountain. 1676 Comment
  RSA730084  Carex pellita R. G. Swinney, D. W. Larson 1999-5-29 7236 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
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Sep 30 2018
  CAS-BOT-BC118409  Carex praegracilis H. E. Hasse 1888-5-1 s.n. Los Angeles Near Los Angeles, Canyon Ostrich Farm. Comment
  RSA203233  Carex praegracilis R. G. Swinney 2005-7-21 8314 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR29126  Carex praegracilis A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1551 Los Angeles Peace Valley, c. 3 mi SE of Gorman on the Old Gorman Post Road Comment
  RSA646964  Carex senta Orlando Mistretta 1993-7-6 923 Los Angeles Buckhorn Canyon, near exit to Buckhorn Canyon Campground. Comment
  RSA656164  Carex spissa Joseph M. Keefe 1977-6-10 22072 Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  RSA729229  Carex subfusca R. G. Swinney 1998-7-14 6416 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UCR51991  Castilleja affinis Steve Boyd, T. S. Elias 1987-4-14 2042 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  LA82057  Castilleja affinis O. H. Kappler; 1940-6-30 584 Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, lower canyon. Comment
  RSA593597  Castilleja applegatei subsp. martinii Steve D. Boyd, Orlando Mistretta 1996-5-23 8828 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 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
  RSA448690  Castilleja applegatei subsp. martinii Fordyce Griffiths Jr. 1910-07 3411 Los Angeles Hill and Mountain sides, San Gabriel Mountains. Comment
  RSA529192  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1991-7-24 5660 Los Angeles Granite Mountain. San Gabriel Mountain Range. 1936 Comment
  SFV15538  Castilleja exserta R. K. Stachelek 1992-5-2 31 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  SFV7335  Castilleja foliolosa T. Gordon, M. H. Grayum 1975-3-21 851 Los Angeles Santa Monica Mountains Along Mulholland Highway about 5 miles west of Malibu Canyon Road. 305 Comment
  UC1280784  Castilleja foliolosa H. E. McMinn 1924-7-25 1322 Los Angeles Catalina Island Comment
  LA52016  Castilleja foliolosa W. O. Griesel; 1936-3-28 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA400552  Castilleja foliolosa Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  RSA400571  Castilleja foliolosa H. Twining 1906-04 s.n. Los Angeles Elysian Park. Comment
  RSA522957  Castilleja foliolosa Tim S. Ross, Orlando Mistretta 1990-10-26 3325 Los Angeles E Fork of the San Gabriel River, ca. 4/10 air-mile SE of the mouth of Williams Canyon, Glendora Mountain Road. 537 Comment
  RSA587380  Castilleja foliolosa Orlando Mistretta 1995-4-25 1642 Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  UCSB5974  Castilleja foliolosa Waian, Lee 1960-4-10 Los Angeles near Sheldon Road; 1 mile west of Foothill Blvd; in the Hansen Dam Basin Comment
  SD138805  Castilleja gleasoni Craig Reiser 1994-5-3 Los Angeles South of Kentucky Springs; east of Mount Gleason; Angeles Crest Highway below forest station Comment
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Nov 12 2014
  UCR275527  Castilleja gleasoni D. E. Bramlet 2011-8-13 4944 Los Angeles San Gabriel Mountains, Mt. Gleason, along Mt. Gleason Rd./ Forest Serv. Rd 3N17 1944 Comment
  CAS-BOT-BC243785  Castilleja gleasoni Rimo Bacigalupi 1953-6-15 4204 Los Angeles On slopes just below summit of Mt. Gleason, 16.0 miles east of beginning of Mendenhall Ridge Forest Service Road, Angeles National Forest 2103 Comment
  CDA41237  Castilleja linariifolia A. C. Browne 1955-10-23 s.n. Los Angeles Valyermo. 0 Comment
  JEPS4832  Castilleja miniata Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1954-6-16 4212 Los Angeles near Paradise Trout Farm (Noal Berry's on maps) (sides of Big Rock Creek); Angeles National Forest, Big Rock Creek 1463 Comment
  RSA547473  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta 1992-7-24 6768 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  UCR204757  Castilleja minor subsp. spiralis R. G. Swinney 2005-8-9 8431 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA81476  Castilleja plagiotoma F. W. Peirson 1919-5-10 1148 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  SBBG66940  Castilleja plagiotoma R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR149895  Castilleja plagiotoma R. G. Swinney 1999-6-18 7311 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UCR222841  Castilleja plagiotoma R. G. Swinney 2009-5-12 10756 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  SBBG118771  Castilleja subinclusa subsp. subinclusa L. Gross with P. Morton 2004-6-10 1378 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1590 Comment
  RSA429556  Caulanthus amplexicaulis var. amplexicaulis George R. Johnstone 1930-6-26 15897 Los Angeles Above Coldbrook and San Gabriel Canyons. 1524 Comment
  RSA755986  Caulanthus cooperi Orlando Mistretta, Christine Mistretta 2008-4-12 2430 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  SBBG45542  Caulanthus coulteri Leota Davidson 1966-3-19 Los Angeles ca. 1 mi back from head of Tick Cyn off Soledad Cyn Rd 609 Comment
  POM369302  Caulanthus coulteri var. coulteri B. C. Templeton 1930-5-5 s.n. Los Angeles 1 mile no. of Elizabeth Lake. 1100 Comment
  RSA399161  Ceanothus arboreus Blanche Trask 1900-03 1931 Los Angeles Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC48741  Ceanothus crassifolius Alice Eastwood 1913-5-11 3148 Los Angeles San Fernando Wash Comment
  LA41984  Ceanothus crassifolius Carl Epling; 1926-4-10 sn Los Angeles Comment
  RSA0068239  Ceanothus crassifolius R. G. Swinney 2010-3-10 11842 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  UCSB11936  Ceanothus crassifolius Stern, A. 1961-3-4 Los Angeles dry slope 1 mi west of Fryman Rd. on Fire Road X9 Studio City - Hollywood Hills; Santa Monica Mts. Comment
  RSA584215  Ceanothus crassifolius var. planus Tim S. Ross, Orlando Mistretta 1993-5-27 7319 Los Angeles W end of the San Gabriel Mtns: southwesterly draw 1200 ft. WSW of May Canyon Saddle. 1061 Comment
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Sep 30 2014
  RSA0097778  Ceanothus integerrimus var. macrothyrsus R. G. Swinney 2011-7-8 15492 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  LA44857  Ceanothus leucodermis Carl Epling; 1943-4-12 sn Los Angeles Little Rock Creek Camp, near Palmdale Comment
  UCR256960  Ceanothus leucodermis Mitch Provance 2010-5-12 0510- 55 Los Angeles Western Transverse Range/W Mojave Desert, south side of Hwy 138, c. 1.3 miles east of intersection with Ridge Route (N2) and 7 miles west of Neenach Comment
  UC56681  Ceanothus megacarpus Ernest Braunton 1903-1-12 785 Los Angeles Lauarel Canyon Comment
  CHSC35458  Ceanothus megacarpus subsp. insularis James Henrickson 1973-1-1 8121 Los Angeles Santa Catalina Island, 2 air miles WNW of Avalon. Comment
  CAS-BOT-BC51441  Ceanothus megacarpus var. megacarpus E. R. Blakley 1962-10-3 5392 Los Angeles East side of Blackjack Mountain at start of road to Whites Landing, Santa Catalina Island 411 Comment
  LA43630  Ceanothus megacarpus var. megacarpus Harlan Lewis; 1940-2-24 1069 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  SBBG131130  Ceanothus megacarpus var. megacarpus S. A. Junak 1999-5-21 SCa 995 Los Angeles E side of Coffee Pot Cyn, just W of rd, N facing stream bank 420 Comment
  CAS-BOT-BC50491  Ceanothus oliganthus John Thomas Howell 1928-3-2 3369 Los Angeles Vermont Canyon, Griffith Park Comment
  RSA656269  Ceanothus oliganthus Bill McKinley 1976-4-18 5 Los Angeles Verdugo Mountains: 10 yards west of intersection of Fire Roads 890 yards up Beaudry Fire Road west of Beaudry Blvd., vicinity Oakmont Country Club, Glendale. 402 Comment
  OBI10339  Ceanothus spinosus Louis C. Wheeler 1932-3-5 456 Los Angeles Mandeville Cyn, Santa Monica Mts 122 Comment
  RSA599192  Ceanothus spinosus Scott D. White 1997-3-12 4742 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA630267  Ceanothus spinosus LeRoy Gross 1999-2-20 112 Los Angeles Santa Monica Mountains: Along the Will Rogers backbone trail. 610 Comment
  RSA722088  Celtis australis R. E. Riefner 2006-4-29 6 -158 Los Angeles City of Pasadena, canyon in vicinity of Candeo Dr. and Wierfield Dr. 320 Comment
  CDA7248  Centaurea diluta T. C. Fuller 1963-6-26 10713 Los Angeles Ball field in SE corner of Imperial and Success Aves., Watts district, Los Angeles 0 Comment
  RSA671138  Centaurea diluta G. C. Fleischman 1952-6-8 s.n. Los Angeles Corner of Antwerp & Imperial Aves. Comment
  UCD130055  Centaurea melitensis Daryl Koutnik 1978-6-3 513 Los Angeles Mulholland Highway, east of Old Topanga Canyon and across from Calabasas High School. 304 Comment
  UCR259921  Centaurea melitensis R. G. Swinney 2010-4-28 12439 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
  LA200179  Centaurea melitensis Jonathan Sauer; R. Thaman 1970-6-6 4818 Los Angeles Santa Monica Mountains, Temescal Canyon, upper canyon 365 Comment
  RSA320813  Centaurea melitensis F. C. Boutin 1967-4-23 1633 Los Angeles San Clemente Island: Wilson Cove Comment
  SEINET8734806 Image available Centaurea solstitialis F. R. Fosberg 1931-1 55041 Los Angeles Middle Ranch Canyon; Santa Catalina Island Comment
  RSA188706  Centaurium venustum Robert F. Thorne, P. Everett 1965-6-22 34914 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  UC878343  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  CATA773  Centranthus ruber Mark L. Hoefs 1991-6-5 1335 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  RSA710804  Centrostegia thurberi LeRoy Gross 2005-5-3 2246 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  CATA3415  Ceratonia siliqua Ben Dion, Julia A. Parish 2017-2-9 013 Los Angeles Santa Catalina Island: Quail Valley, 10 meters west of main driveway entrance 160 Comment
  UC1348953  Ceratophyllum demersum Robert F. Thorne and M. Z. Thorne 1966-8-29 36580 Los Angeles Crystal Lake at upper end Canyon of N Fork of San Gabriel River (Crystal Lake Recreation Area, North Fork of San Gabriel River, Angeles National Forest); San Gabriel Mts., Angeles National Forest, Crystal Lake 1676 Comment
  RSA453271  Cercocarpus betuloides Anstruther Davidson 1916-6-1 3156 Los Angeles Hollywood Comment
  RSA453278  Cercocarpus betuloides Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA650398  Cercocarpus betuloides G. F. Orr 1956-3-29 s.n. Los Angeles Malibu Canyon. 610 Comment
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May 28 2014
  CLARK-A1528-3976  Cercocarpus betuloides John C. Roos 1942-3-7 1104 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC142143  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-3-2 3366 Los Angeles Vermont Canyon, Griffith Park Comment
  UC1922293  Cercocarpus betuloides var. betuloides Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 821 Los Angeles Transverse Ranges; Verdugo Mountains region; 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. Near 34deg 12' 18'' N 118deg 18' 21'' W T1N R14W NW/4, N Comment
  RSA3561  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-10 3505 Los Angeles Santa Catalina Island. Avalon Canyon, above the E almond orchard. 122 Comment
  SBBG27389  Cercocarpus betuloides var. blancheae C. B. Wolf 1932-5-10 3533 Los Angeles 100 yds SE of summit of equestrian trail back of Avalon 304 Comment
  UC212376  Cercocarpus betuloides var. blancheae G. B. Grant 1906-9-1 7164 Los Angeles Santa Catalina Island Comment
  JEPS45565 Image available Cercocarpus betuloides var. multiflorus W. L. Jepson 1908-7-12 3041 Los Angeles near Avalon (Santa Catalina Island); Santa Catalina Island Comment
  HSC98402  Cercocarpus montanus var. glaber C. E. Fellows 1965-9-7 145 Los Angeles 8 mi. up Mt. Wilson Rd. past Red Box 1829 Comment
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Aug 27 2014
  UCD150979  Chaenactis artemisiifolia D. S. Park 2010-4-29 65 Los Angeles Wildwood Canyon, found along trail and hillside. 429 Comment
  CAS-BOT-BC279526  Chaenactis artemisiifolia Henry J. Thompson 1959-5-31 2049 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Decker Road, 0.7 mile south of Ventura-Los Angeles county line 426 Comment
  SEINET11860834  Chaenactis douglasii var. achilleifolia I. W. Clokey, Templeton, B. 1929-1 4489 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  UCSB18711  Chaenactis fremontii Hurst, Linda 1963-5-3 Los Angeles Mint Canyon Park, U.S. Highway 6, 7.7 miles from Solemint 503 Comment
  SEINET2029300 Image available Chaenactis glabriuscula var. curta Muriel F. Wheeler 1938-5-26 894 Los Angeles Thompson Xcreek Wash, 1.5 miles northeast of La Verne 375 Comment
  RSA301932  Chaenactis glabriuscula var. lanosa J. R. Shevock 1971-5-11 1051 Los Angeles Sierra Hwy, near Soledad Jct. 579 Comment
  CAS-BOT-BC277820  Chaenactis santolinoides Timothy S. Ross; Steve Boyd 1994-5-4 7687 Los Angeles Liebre Mountains. Upper South Portal Canyon: along forest service road which follows the canyon's SE slope; ca 770 m SW of Spruce Draw 1075 Comment
  RSA741139  Chaenactis santolinoides Naomi Fraga, Duncan S. Bell 2008-6-30 2295 Los Angeles Summit of Mount Baden-Powell 2835 Comment
  LA211081  Chamaebatia australis Tarja Sagar; 2011-4-29 0 s.n. Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  RSA249823  Chamaesyce albomarginata R. F. Thorne, Gary D. Wallace 1973-4-25 43391 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  POM264747  Chamaesyce albomarginata L. C. Wheeler 1933-4-16 1661 Los Angeles San Pedro Hills (Palos Verdes Hills). 305 Comment
  RSA306187  Chamaesyce melanadenia Fay A. MacFadden 1931-3-4 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA606912  Chamaesyce serpens L. C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach. Comment
  SBBG67775  Chamaesyce serpillifolia subsp. serpillifolia unknown 1928-8-26 Los Angeles Pasadena Comment
  POM222459  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1936-5-29 4106 Los Angeles San Gabriel Mountains: Tan Bark Flat, San Dimas Canyon 853 Comment
  RSA582952  Cheilanthes covillei T. S. Ross, Steve Boyd 1993-5-23 7291 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA732920  Cheilanthes covillei R. G. Swinney 1999-8-14 7617 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.7 west of junction of Fish Fork Trail on West Dawson Peak Ridge. Comment
  SEINET804419  Cheilanthes covillei L. L. Kiefer 1967-1 2880 Los Angeles San Gabriel Mountains, N of Pasadena, N fork Mill CK. 3 miles upstream. 1219 Comment
  RSA0056537  Cheilanthes newberryi Orlando Mistretta 1989-5-15 s.n. Los Angeles Channel Islands; San Clemente Island: Bryce Canyon. Comment
  RSA232283  Chenopodium album R. F. Thorne 1969-7-10 38408 Los Angeles Angeles National Forest: near Lodgepole Picnic ground, 1.5 miles SE of Dawson Saddle along Angeles Crest Highway 2317 Comment
  UC72618  Chenopodium ambrosioides var. suffruticosum Dr. J. Q. Adams Sept. 1905 Los Angeles near Soldier's Home Comment
  UCR20505  Chenopodium berlandieri P. H. Raven, H. J. Thompson 1959-9-18 14449 Los Angeles Western Transverse Range; Santa Monica Mtns. Foothills, University of California, West Los Angeles 152 Comment
  RSA478444  Chenopodium berlandieri var. sinuatum Robert Gustafson 1980-9-16 1906 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  RSA799900  Chenopodium botrys Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 3 Los Angeles Glendora Ridge Road 1288 Comment
  RSA529895  Chenopodium botrys T. S. Ross 1991-8-16 5801 Los Angeles Big Tujunga Canyon, 1/5 mile due E of the confluence of Lucas Creek; Angeles Forest Highway. 918 Comment
  RSA478487  Chenopodium californicum L. C. Wheeler 1932-4-21 646 Los Angeles Mandeville Canyon. 122 Comment
  RSA747560  Chenopodium californicum R. G. Swinney 2008-4-16 8668 Los Angeles San Dimas, Spring Canyon 341 Comment
  UCR186776  Chenopodium californicum A. C. Sanders 2006-5-16 32346 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  SD75644  Chenopodium californicum Reid Moran 1941-2-17 578 Los Angeles San Clemente Island; on east side of ravine, Middle Ranch, south side of San Clemente Island. 500 Comment
  UCSB44903  Chenopodium californicum Batson, J. 1979-3-10 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  SFV7066  Chenopodium macrospermum T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 766 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  RSA5264  Chenopodium macrospermum var. farinosum C. B. Wolf 1932-9-16 4091 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA1235  Chenopodium murale Fay A. MacFadden 1929-6-13 1094 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA748847  Chenopodium pumilio Justin M. Wood 2009-4-13 488 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  LA31614  Chenopodium pumilio Peter H. Raven; 1959-10-9 14611 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA50812  Chenopodium strictum var. glaucophyllum Peter H. Raven; Henry J. Thompson 1958-10-11 13748 Los Angeles Santa Monica Mountains, La Tuna Canyon, 1.2 mi above Pacific Coast Hwy 152 Comment
  SBBG130724  Chlorogalum pomeridianum S. A. Junak 2000-7-1 SCa 1370 Los Angeles just SW of Cape Cyn reservoir, upper Cape Cyn 344 Comment
  NY468358  Chorizanthe parryi var. fernandina C. C. Parry 1881-1 s.n. Los Angeles Comment
  CAS-BOT-BC252779  Chorizanthe parryi var. parryi Alice Eastwood 1928-6-15 15383 Los Angeles Claremont Comment
  UCR161196  Chorizanthe spinosa T. B. Salvato, Melissa Clemons 2005-9-27 1241 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  LA522881  Chorizanthe staticoides M. Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
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May 26 2016
  UCR248998  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 392 Los Angeles Roadside along N2, Ridge Road 1223 Comment
  RSA781096  Chorizanthe staticoides Sandy Leatherman, Pam De Vries 2011-4-28 2011 -7 Los Angeles Transverse Ranges; Liebre Mountains region: Directly north of Esguerra Road, 1,500 meters from Boquet Canyon Road in Santa Clarita 491 Comment
  POM351970  Chrysothamnus nauseosus subsp. bernardinus B. C. Templeton 1932-8-25 5088 Los Angeles Table Mtn., Big Pines Park, San Gabriel Mountains 2037 Comment
  SEINET7988609  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd 1996-10-14 9096 Los Angeles Liebre Mountains Region, Liebre Mountains region 1100 Comment
  SEINET11860304  Cirsium californicum J. F. Bright, Wyman, C. 1931-6-20 5564 Los Angeles around Los Angeles Comment
  CAS-BOT-BC285583  Cirsium occidentale var. occidentale Grant Apr 8 s.n. Los Angeles Avalon Comment
  POM352179  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 4876 Los Angeles Santa Catalina Island. Middle Ranch Canyon, above ranch. 220 Comment
  SD31183  Cirsium occidentale var. occidentale Edith A. Purer 1931-5-26 Los Angeles Palos Verdes Hills Comment
  UC284258  Cirsium occidentale var. occidentale P. A. Munz 1923-4-12 6781 Los Angeles slope above Casa Blanca; San Clemente Island Comment
  CAS-BOT-BC286518  Cirsium undulatum Alice Eastwood 1917-7-20 6510 Los Angeles Santa Catalina Island Comment
  SBBG31227  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  SBBG98081  Cistanthe maritima T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5211 Los Angeles 1300 ft NNW of Guds (888') marker 228 Comment
  CAS-BOT-BC438747  Cistanthe monandra C. F. Baker 1909-3-20 5259 Los Angeles Claremont Comment
  UCD116505  Cistus incanus Lisa J. Seemann 1993-5-2 s.n. Los Angeles Lake Elizabeth, ca. 0.4 mile N of aquaduct pipes near main entrance to California Correctional Facility. Comment
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Dec 15 2014
  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
  LA45528  Clarkia bottae J. Fisher; 1940-4-4 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  POM155765  Clarkia bottae M. L. Bryan 1928-4-20 85 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  RSA453455  Clarkia bottae Anstruther Davidson 1908-05 s.n. Los Angeles Sierra Madre. Comment
  CAS-BOT-BC167112  Clarkia cylindrica A. C. Sanders; Mark A. Elvin 2003-6-18 26941 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
  CAS-BOT-BC172246  Clarkia cylindrica subsp. cylindrica Peter H. Raven; Henry J. Thompson 1959-5-5 14119 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage, Santa Monica Mountains 274 Comment
  JEPS43846  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 mi w Elizabeth Lake 1000 Comment
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Jun 27 2006
  CAS-BOT-BC172097  Clarkia dudleyana C. F. Baker 1904-5-1 4714 Los Angeles Hills near Claremont Comment
  RSA669286  Clarkia dudleyana LeRoy Gross, Naomi S. Fraga 2002-5-10 537 Los Angeles Upper Monroe Road (2N16), from Camp Oak Grove to Glendora Mountain Road. 476 Comment
  UC144376  Clarkia dudleyana C. F. Baker May 1904 4714 Los Angeles hills near Claremont Comment
  LA200702  Clarkia epilobioides W. R. Ernst; sn Los Angeles SANTA MONICA MOUNTAINS, North Sepulveda Way near Sepulveda Blvd. 396 Comment
  POM3040  Clarkia epilobioides R. Richmond 1903-04 s.n. Los Angeles Claremont. 366 Comment
  RSA583054  Clarkia epilobioides Tim S. Ross 1993-4-25 6967 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  SBBG130757  Clarkia purpurea S. A. Junak 1999-5-7 SCa 902 Los Angeles between Cape and Middle Ranch Cyns, overlooking Cape Cyn Reservoir, just W of conspicuous butte on ridge 475 Comment
  UCR231795  Clarkia purpurea Darren T. Hasegawa 2007-5-27 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 396 Comment
  LA82399  Clarkia purpurea subsp. quadrivulnera O. H. Kappler; 1940-5-26 28 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0087867  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 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
  SD69011  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne, D. Propst 1968-5-29 Los Angeles Santa Catalina Island. Upper Cape Canyon below reservoir. 305 Comment
  RSA642277  Clarkia rhomboidea Orlando Mistretta 1995-6-23 1844 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1631 Comment
  CATA1426  Claytonia parviflora Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2587 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  SEINET3860415  Claytonia parviflora R. G. Swinney 2009-4-24 10499 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creekm ca 200 m below (north of) Littlerock Creek Dam.; 0 963 Comment
  UCR185583  Claytonia parviflora A. C. Sanders 2007-4-25 33556 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA0092232  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-12 14719 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek. West side of creek. 1183 Comment
  SFV15327  Claytonia perfoliata J. C. Dittes, D. Stolp 1990-3-10 34 Los Angeles San Gabriel Mountains 0.75 miles upstream of Big Tujunga flood control reservoir. 701 Comment
  UC852087  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4527 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 365 Comment
  CAS-BOT-BC439957  Claytonia perfoliata subsp. mexicana R. M. Beauchamp 1967-1-28 143 Los Angeles On knolls west of Lemon Tank. San Clemente Island Comment
  RSA466694A  Claytonia perfoliata subsp. mexicana L. C. Wheeler 1933-4-15 1635 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  CHSC109265  Clematis lasiantha Mark Elvin; Anne Marie Ruff 1996-8-1 306 Los Angeles Transverse Ranges, San Gabriel Mountains region: San Gabriel Mountains. Angeles National Forest. Glendora Ridge Road. Comment
  CHSC26387  Clematis lasiantha D. Veltman 1967-4-22 68 Los Angeles Angeles National Forest, Lake Hughes Rd. about 5 miles NE of Castaic. 792 Comment
  RSA126749  Clematis lasiantha Peter H. Raven, Henry J. Thompson 1959-4-3 s.n. Los Angeles North slope near summit of Saddle Peak. 838 Comment
  RSA702913  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains: Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  RSA162752  Clematis pauciflora J. D. Olmsted 1959-3-30 s.n. Los Angeles 0.5 mile SE of jct between Palmer and Cobal Canyons near eastern County line, San Gabriel Mts 427 Comment
  SBBG70277  Cleomella obtusifolia Anstruther Davidson -Jul-1892 Los Angeles Lancaster Comment
  SEINET5164093  Clinopodium douglasii Jay Walker, Annable, Carol; Hoefs, Mark 1995-6-6 1437 Los Angeles Middle Canyon at pump station. Comment
  SBBG66439  Collinsia R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA408411  Collinsia bartsiifolia var. davidsonii Louis C. Wheeler 1932-4-9 571 Los Angeles 4 mi. W Fairmont, Mohave Desert. 915 Comment
  RSA584967  Collinsia callosa Tim S. Ross, Steve D. Boyd 1990-6-1 2761 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  UC1929530  Collinsia callosa Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1678 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  RSA182321  Collinsia heterophylla John Olmsted 1962-4-30 3407 Los Angeles 1960 Johnstone Park burn, from west fork of San Dimas Creek to Wolfskill Falls 457 Comment
  RSA802447  Collinsia heterophylla Orlando Mistretta, Jamie Reese 2011-7-28 6007 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  SBBG58200  Collomia grandiflora R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  CDA4032  Colutea arborescens subsp. gallica T. S. Ross, Walter Appleby 1993-6-8 7373 Los Angeles Western San Gabriel Mountains: Bear Divide; off the west side of Little Tujunga Road, just east of the Forest Service Station Comment
  CATA3341  Convolvulus arvensis Amy Catalano, Julie King 2016-5-24 122 Los Angeles Santa Catalina Island: Quail Valley, on hillside outside E side of fenced yard, W-facing slope 138 Comment
  RSA394859  Convolvulus simulans Anstruther Davidson 1914-5-1 2964 Los Angeles near Point Fermin Comment
  UCR150834  Conyza canadensis R. G. Swinney, Dave Larson 1999-5-15 7154 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA412293  Cordylanthus rigidus subsp. setiger George B. Grant 1900-7-30 s.n. Los Angeles In canyons, near Glendale Comment
  JEPS86574  Coreopsis bigelovii Roy E. Buck 1988-4-9 888 Los Angeles s side of Antelope Valley (e of Largo Vista Rd. ca. 3.1 rd. mi s of CA hwy. 138, on w facing slope above large wash) 1280 Comment
  RSA586991  Coreopsis bigelovii Orlando Mistretta 1992-5-8 305 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  POM4868  Coreopsis californica C. F. Baker 1903-4-15 4090 Los Angeles Claremont. Comment
  RSA188169  Coreopsis gigantea R. F. Thorne 1966-4-6 s.n. Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  JEPS30628  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1958-10-11 13755 Los Angeles n side Saddle Peak; Santa Monica Mountains, n side of Saddle Peak 822 Comment
  UC195537  Corethrogyne filaginifolia Moxley 1916-9-4 514 Los Angeles Eaton Canyon San Gabriel Mts. Comment
  POM356120  Corethrogyne filaginifolia var. filaginifolia Anstruther Davidson 1892-09 1996 Los Angeles San Gabriel Mountains, Santa Anita Canyon. Comment
  RSA133819  Corethrogyne filaginifolia var. filaginifolia H. J. Thompson 1958-10-10 1808 Los Angeles 0.5 mile E of Peak, Saddle Peak. 701 Comment
  CATA3125  Cotula coronopifolia Amy Catalano 2016-5-25 130 Los Angeles Santa Catalina Island: Main riparian area to east of south end of Big Springs Road 66 Comment
  UCR79921  Crassula connata R. Mattoni 1988-4-1 88- 04 Los Angeles Vernon, central Los Angeles, vacant lot in 2400 block of East 28th St. Lot paved about 1 month after this collection was made 64 Comment
  POM78647  Crassula connata E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  UC831109  Crassula connata var. erectoides F. R. Fosberg 1931-3-20 S 4313 Los Angeles mouth of Hamilton Canyon; Santa Catalina Isl., Hamilton Canyon 2 Comment
  RSA592203  Crassula tillaea L. C. Wheeler 1967-4-23 9193 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. Comment
  POM181480  Crepis capillaris H. F. Copeland 1927-7-18 904 Los Angeles Campus of the University of California. Comment
  SBBG58130  Cressa truxillensis unknown 1928-8-26 Los Angeles S of Moor Park Comment
  UC879477  Cressa truxillensis L. W. Nuttall 804 Los Angeles Santa Catalina Isl. Comment
  CAS-BOT-BC175829  Crossosoma californicum Robert F. Thorne; P. C. Everett 1964-2-6 33297 Los Angeles Above Fourth of July Cove. Santa Catalina Island 30 Comment
  RSA177851  Crossosoma californicum R. F. Thorne 1965-3-11 3462 Los Angeles Near junction of roads to Middle Ranch, and Little Harbor, Santa Catalina Island. 91 Comment
  RSA397740  Crossosoma californicum M. B. Dunkle 1938-12-30 2039 Los Angeles Head of Grand Canyon, Santa Catalina Island. Comment
  UCD141997  Croton californicus Kenneth A. Wilson 1961-3-12 1006 Los Angeles Point Dume, summit of Birdview and Cliffside Drive. 38 Comment
  UCR207964  Crypsis schoenoides P. H. Raven 1961-9-24 16750 Los Angeles Transverse Ranges; Liebre Mountains region, Bouquet Reservoir at east end 915 Comment
  RSA188711  Crypsis vaginiflora R. F. Thorne 1966-9-16 36712 Los Angeles Near Hay Press Reservoir, Santa Catalina Island. 412 Comment
  SBBG13011  Crypsis vaginiflora E. R. Blakley 1962-10-3 5377 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  SEINET10518392  Crypsis vaginiflora Bellue BELLUE s.n. Los Angeles Old Municipal Airport, Rosecrans Ave. Comment
  JEPS67522  Cryptantha circumscissa J. Burtt Davy May 9 1896-May 24 1896 2209 Los Angeles Antelope Valley Comment
  RSA611514  Cryptantha circumscissa L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  SBBG39455  Cryptantha clevelandii E. R. Blakley 1963-4-7 5502 Los Angeles Little Harbor 15 Comment
  UCR131373  Cryptantha clevelandii Jeremiah George 2001-5-29 01 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
  POM368359  Cryptantha clevelandii var. florosa M. B. Dunkle 1929-4-7 2097 Los Angeles White s Landing, Santa Catalina Island. Comment
  RSA775501  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-20 5161 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA599250  Cryptantha intermedia Steve Boyd, Lauren Raz 1997-3-31 9449 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR126251  Cryptantha intermedia A. C. Sanders 2003-3-14 25766 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  POM368244  Cryptantha intermedia H. L. Bauer 1931-4-1 13959 Los Angeles El Segundo Comment
  RSA9298  Cryptantha intermedia P. A. Munz, R. D. Harwood 1920-4-29 3793 Los Angeles San Dimas Canyon. 457 Comment
  UCR272540  Cryptantha micrantha var. micrantha R. G. Swinney 2011-6-7 15026 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA683173  Cryptantha micromeres LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1077 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  SD255675  Cryptantha micromeres Dan S. Cooper 2015-4-3 315 19 Los Angeles Los Angeles Basin/Western Transverse Range: Griffith Park, Los Angeles, Skyline Trail. (Burbank 7.5'Q) 182 Comment
  UCR125493  Cryptantha microstachys A. C. Sanders, Mark Elvin 2003-4-14 25979 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 305 Comment
  RSA584294  Cryptantha microstachys T. S. Ross, Orlando Mistretta 1993-5-27 7339 Los Angeles Wilson Canyon, along the riparian strip. 588 Comment
  RSA584975  Cryptantha microstachys T. S. Ross 1993-5-16 7161 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle 1024 Comment
  RSA639228  Cryptantha microstachys R. F. Thorne, M. Z. Thorne 1971-4-25 41334 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  UCSB5563  Cryptantha microstachys Wedberg, H. 1958-5-3 Los Angeles 1/2 mi. up Baldy Rd. from Padua Hills rd. in San Antonio Can. wash Comment
  LA31583  Cryptantha muricata Henry J. Thompson; 1959-5-31 2051 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  RSA0110792  Cryptantha muricata R. G. Swinney 2011-4-28 14529 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  UCR272512  Cryptantha muricata R. G. Swinney 2011-5-26 14845 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA0020302  Cryptantha muricata var. jonesii Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5096 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0079600  Cryptantha muricata var. muricata LeRoy Gross 2005-5-3 2192 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA585362  Cryptantha nevadensis T. S. Ross 1991-4-27 4703 b Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA589969  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-3-30 948 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E Creek below dam. 960 Comment
  UCR269947  Cryptantha pterocarya R. G. Swinney 2010-6-1 13109 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
  UCR149524  Cryptantha simulans R. G. Swinney 1997-6-25 5651 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  SBBG133094  Cryptantha traskiae S. A Junak 1996-4-14 SCI- 334 Los Angeles NE side of North Head, opposite Bird Rock, on lower terrace 7 Comment
  RSA650978  Cryptantha utahensis Marion P. Harthill 1977-3-19 s.n. Los Angeles Zzyzx. 304 Comment
  RSA613499  Cucurbita foetidissima L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1676 Comment
  LA210106  Cuscuta californica C. & M. Epling; 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  UCR125631  Cuscuta californica A. C. Sanders 2003-5-26 26858 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA409680  Cuscuta californica R. Bardell 1929-12 s.n. Los Angeles El Segundo. Comment
  SD39891  Cuscuta californica var. californica Edith A. Purer 1931-3-12 1507 Los Angeles El Segundo Comment
  UCD54439  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 9 Los Angeles Lancaster, 90th St. East and Ave L. Comment
  RSA609507  Cuscuta occidentalis L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  RSA709747  Cuscuta pentagona A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27126 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters. 320 Comment
  RSA760673  Cuscuta subinclusa R. G. Swinney 2008-8-13 9404 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA0059449  Cylindropuntia echinocarpa Steve Boyd, Lauren Raz 1996-10-14 9056 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  SEINET8481397 Image available Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11605 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert; confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  UCR61567  Cynara cardunculus R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mtns, in & near the city of Glendora; SW boundary of Glendora Wilderness Park at Bluebird Hill 396 Comment
  POM211780  Cyperus eragrostis L. C. Wheeler 1933-9-26 2127 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  UCR273908  Cyperus eragrostis Steven A. Junak 1999-7-17 SCa- 1068 Los Angeles California Islands, Santa Catalina Island. West end of 'Rig Field' plant stop 213 Comment
  RSA365085  Cyperus esculentus E. S. Spalding 1922-10-9 s.n. Los Angeles [Los Angeles] Exposition Park. Comment
  RSA758709  Cyperus involucratus R. G. Swinney 2008-12-2 9904 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  CAS-BOT-BC113963  Cyperus odoratus Cecil Hart 1922-9-2 s.n. Los Angeles Howard & Smith's Nursery, Montibello Comment
  RSA601030  Cystopteris fragilis L. C. Wheeler 1966-9-21 8918 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  RSA405458  Cytisus proliferus Helen D. Geis 1909-05 2341 Los Angeles playa del rey (?) Comment
  RSA215032  Datisca glomerata R. F. Thorne, M. Z. Thorne 1967-7-19 37132 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River. 1250 Comment
  UCR142702  Datura stramonium L. C. Wheeler 1933-12-12 2323 Los Angeles Transverse Ranges; San Gabriel Mountains, behind San Dimas Canyon Dam 412 Comment
  UC2026507  Datura stramonium Louis C. Wheeler 1946-10-26 6395 Los Angeles 1/4 mile north of Azusa. Comment
  UC1584721  Datura wrightii Tim Ross and Annette H. Ross 1991-6-3 5540 Los Angeles Elephant Hill w Pomona (w Pomona, southerly slope of hill); W Pomona, Elephant Hill 292 Comment
  RSA421889  Datura wrightii Bonnie C. Templeton 1964-10-24 10190 Los Angeles Along Exposition Blvd. Comment
  SBBG98088  Daucus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5131 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  CAS-BOT-BC130929  Deinandra clementina I. E. Diehl 1902-6-28 257 Los Angeles Avalon, Catalina Island Comment
  SBBG94271  Deinandra clementina F. R. Fosberg 1931-5-7 S 4838 Los Angeles Santa Catalina Island 200 Comment
  UC187711  Deinandra clementina Katharine Brandegee May 17 1916-May 25 1916 Los Angeles near the isthmus Santa Catalina Island Comment
  UCD131057  Deinandra fasciculata Daryl Koutnik 1978-6-24 547 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  SBBG61011  Deinandra kelloggii M. N. Ackley -May-1926 241 Los Angeles Eagle Rock 213 Comment
  OBI70280  Delairea odorata LeRoy Gross 1999-2-20 115 Los Angeles Santa Monica Mts: Temescal Cyn, city of Pacific Palisades 122 Comment
  RSA96781  Delphinium cardinale E. K. Balls 1954-7-27 19549 Los Angeles N. Claremont, just east of Botanic Garden. 396 Comment
  RSA0118848  Delphinium hansenii var. kernense Mitch Provance 2010-5-6 0510 -09 Los Angeles Western Transverse Range/Western Mojave Desert: Tejon Ranch, Cow Spring Canyon, 1 mile north of Gookins Dry Lake, 1.8 mi. south of Hwy 138 junction with 280th West. 1060 Comment
  NY24258  Delphinium luteum E. K. Balls 1952-3-27 16215 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCSB49071  Delphinium parryi Lestak, Leanne 1978-4-1 Los Angeles Heading south on Kanan Road, turn right on Triunfo Canyon Road; About 2 miles down road on south side of road; 20 ft. off road 297 Comment
  UC519969  Delphinium parryi subsp. parryi Louis C. Wheeler 1932-5-1 674 Los Angeles 3 mi n Claremont 518 Comment
  OBI60238  Delphinium patens Stacie Call, Patrick Tennant 1994-3-29 s.n. Los Angeles Big Tujunga Wash, Angeles Natl Forest, San Gabriel Mts. Exit E bound 210 fwy at Sunland Ave Turn rt (east) and go to Oro Vista Rd. N on Oro vista to N Trl cyn. Turn left and follow to end 1000 Comment
  CAS-BOT-BC116400  Delphinium patens subsp. hepaticoideum Marcus E. Jones 1882-5-2 3204 Los Angeles Pasadena Comment
  RSA400026  Delphinium patens subsp. hepaticoideum Robin S. Collins 1973-3-11 206 Los Angeles Angeles Nationall Forest, Trail Canyon, ca. 1/2 miles along pack trail from start of trail. 610 Comment
  SBBG13030  Dendromecon harfordii E. R. Blakley 1962-10-3 5387 Los Angeles E side of Black Jack Mtn at the start of rd to White's Landing 411 Comment
  LA200715  Dendromecon rigida Harlan Lewis; 1949-2-4 1060 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 670 Comment
  RSA0073375  Dendromecon rigida R. G. Swinney 2010-3-16 11954 Los Angeles San Gabriel Mountains/Verdugo Mountains; Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA433215  Dendromecon rigida L. E. H. 1929-6-23 s.n. Los Angeles Pacaima Canyon. Head of canyon. Comment
  RSA615704  Dendromecon rigida Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Bear Canyon (off Soledad Canyon) at Santa Clara Divide Road. 1280 Comment
  RSA191193  Descurainia obtusa subsp. adenophora R. F. Thorne, M. Z. Thorne 1967-7-19 37205 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1691 Comment
  RSA730261  Descurainia pinnata R. G. Swinney 1999-6-18 7278 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  SBBG72171  Descurainia pinnata R. Hoffmann 1925-5-7 Los Angeles Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC43349  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with Highway 138 (and hiking +-S to SW). 1203 Comment
  POM369570  Descurainia sophia Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek Canyon. Comment
  UC1584728  Dichelostemma capitatum Tim Ross and Annette Ross 1991-3-7 4148 Los Angeles Elephant Hill, w Pomona Pomona, San Dimas USGS 7.5' Quad. 300 Comment
  LA200922  Dichelostemma capitatum subsp. capitatum R. Brumbaugh; John O'Leary 1973-4-5 49 Los Angeles Comment
  UCR16037  Dichelostemma capitatum subsp. capitatum John Milbauer 1976-5-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., near Old Topanga Canyon Rd Comment
  RSA251402  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1966-4-16 36071 Los Angeles San Clemente Island, canyon below Lemon Tank near dump, S of Nanny, NE side of island 183 Comment
  UCD64080  Digitaria sanguinalis Ernest C. Twisselmann 1970-10-17 17548 Los Angeles Antelope Valley: Gorman Highway 5 miles W of Highway 14. 1005 Comment
  LA8667  Digitaria sanguinalis Monte Lloyd; 1950-7-10 500710p 1000 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CHSC3680  Diplacus brevipes M. MacArthur 1966-5-26 29 Los Angeles Switzers Camp- San Gabriel Mts. 914 Comment
  UCR223012  Distichlis spicata R. G. Swinney 2009-5-5 10629 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  POM3628  Dodecatheon redolens I. M. Johnston 1918-7-6 2100 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  UCR272854  Dodecatheon redolens R. G. Swinney 2011-7-29 15565 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CAS-BOT-BC41672  Draba cuneifolia var. integrifolia Peter H. Raven 1962-3-27 16993 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portuguese Bend. Comment
  POM20901  Drymocallis glandulosa var. reflexa Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA0094559  Drymocallis glandulosa var. viscida Richard G. Swinney 2011-6-6 15018 B Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA596082  Dryopteris arguta T. S. Ross, Steve Boyd 1995-6-28 8648 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA654360  Dryopteris arguta Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 989 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  UCR255511  Dryopteris arguta Dan S. Cooper 2014-5-23 514- 49 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  RSA592373  Dryopteris arguta Mark L. Hoefs 1974-3-28 421 Los Angeles Santa Catalina Island: Upper Bulrush Canyon. 252 Comment
  RSA650211  Dryopteris arguta Robert Wade 1949-2-19 s.n. Los Angeles Trunbull canyon, no. of Puente. 304 Comment
  LA99088  Dudleya caespitosa Joan Malloy; 1962-5-20 sn Los Angeles Santa Monica Mountains, Point Dume, on coastal bluff 15 Comment
  CAS-BOT-BC428118  Dudleya cymosa subsp. cymosa Timothy S. Ross; Steve Boyd 1994-5-25 7940 Los Angeles Liebre Mountains. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit. 1075 Comment
  UCR147050  Dudleya cymosa subsp. pumila L. C. Wheeler 1967-7-6 9935 Los Angeles San Gabriel Mountains, San Gabriel Canyon 274 Comment
  RSA733226  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  UCR258931  Dudleya lanceolata R. G. Swinney 2010-5-7 12614 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  CAS-BOT-BC109673  Dudleya multicaulis Louis C. Wheeler 1932-5-8 695 Los Angeles San Jose Hills. Puddingstone Dam. 304 Comment
  UCR62320  Dudleya multicaulis R. G. Swinney 1990-5-2 1580 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora, at east end of Eagle Ridge, north of new homes 305 Comment
  RSA506752  Dudleya virens subsp. insularis Reid V. Moran 1972-5-27 19143 Los Angeles to 50m seal bluffs just east of Pt. Vicente 5 Comment
  RSA0084863  Dysphania ambrosioides R. G. Swinney 2010-8-30 13639 Los Angeles Big Santa Anita Canyon bottom, 0.1 miles south of confluence with Winter Creek. 537 Comment
  LA29207  Ehrendorferia ochroleuca Blaire; Mary V. Hood, Jean Wylie 1936-5-17 100 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA450619  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SEINET239016 Image available Ehrharta erecta Beecher Crampton 1973-6-29 8972 Los Angeles Westwood Village 633 Gayley ave. western margin of UCLA campus Comment
  RSA101731  Elatine californica H. E. Hasse 1889-1 s.n. Los Angeles Los Angeles. Comment
  POM1364  Eleocharis palustris I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  SEINET3929181  Eleusine indica Louis C. Wheeler 1946-8-22 6227 Los Angeles North Court of Allen Hancock's Foundation, University of Southern California. 36th Street and University Avenue.; 0 Comment
  CAS-BOT-BC451521  Elodea canadensis Louis C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 411 Comment
  CHSC95503  Elymus condensatus LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 399 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. In side draw north of Ledge Ave. 274 Comment
  RSA757053  Elymus elymoides R. G. Swinney 2008-6-17 9060 Los Angeles 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
  RSA777874  Elymus elymoides R. G. Swinney 2009-6-17 11207 Los Angeles ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR223219  Elymus elymoides R. G. Swinney 2009-5-20 10815 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA549507  Elymus elymoides subsp. californicus Timothy S. Ross, Steve Boyd 1990-6-18 3479 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA641089  Elymus elymoides subsp. californicus Orlando Mistretta, Mark Elvin 1995-6-20 1785 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Bare Mt. Canyon Section. 1159 Comment
  RSA330753  Elymus glaucus subsp. glaucus Wayne E. Sawyer 1981-6-29 67 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mile from Dawson Saddle. 2317 Comment
  SEINET12747683  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Gabriel Mountains, San Dimas Canyon. 533 Comment
  SEINET4208315  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-5-18 9617 Los Angeles San Gabriel Mountains: Placerita Canyon.; 0 518 Comment
  UCR2095  Elymus stebbinsii F. M. Reed 1925-6-18 5103 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon 823 Comment
  RSA0022993  Elymus trachycaulus Duncan S. Bell, Caitlin Elam 2013-8-1 5565 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  SD252257  Elymus triticoides Steven A. Junak 2000-7-1 Sca 1373 Los Angeles Santa Catalina Island: Cape Canyon. 264 Comment
  LA81944  Emmenanthe penduliflora O. H. Kappler; 1941-5-25 277 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA682712  Emmenanthe penduliflora LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1050 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  UC57039  Emmenanthe penduliflora W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCR200180  Emmenanthe penduliflora var. penduliflora Valerie Soza, Laura A. Moore 2000-5-10 848 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, west of peak ''1936' 564 Comment
  RSA133757  Encelia californica Peter H. Raven 1959-5-3 1150 Los Angeles Woodrow Wilson Drive 0.3 miles east of Laurel Pass. 351 Comment
  UCSB9942  Encelia californica Olsen, Meryl 1954-4-15 Los Angeles In Claremont 365 Comment
  CAS-BOT-BC81810  Ephedra nevadensis Timothy S. Ross 1991-4-27 4635 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/- S to SSW), ca 0.25-0.3 miles W 1203 Comment
  CAS-BOT-BC81813  Ephedra nevadensis Roxana S. Ferris 1918-6-12 909 Los Angeles in vacant lot, Lancaster Comment
  UCR123805  Ephedra nevadensis Steven R. Hill, K. Kramer 2001-4-22 33366 Los Angeles Southwestern Mojave, N foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 mi west of California Route 14, 0.9 mi west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek 854 Comment
  RSA590826  Ephedra nevadensis var. nevadensis Orlando Mistretta 1994-3-30 979 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  CHSC101345  Ephedra viridis Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -37 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR204819  Epilobium brachycarpum R. G. Swinney 2005-8-22 8515 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA0036693  Epilobium brevistylum Robert F. Thorne, M. Z. Thorne 1969-7-9 38583 Los Angeles San Gabriel Mountains, Angeles National Forest: upper part of large, wet sloping meadow at Big Pines 2073 Comment
  CAS-BOT-BC166216  Epilobium canum subsp. canum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Islands - Summit Comment
  JEPS44022  Epilobium canum subsp. canum Frank W. Peirson 1918-10-21 280 Los Angeles West Fork San Gabriel River 1066 Comment
  RSA544534  Epilobium canum subsp. canum Tim S. Ross, E. Kellogg 1992-4-22 6131 Los Angeles San Clemente Island; 99 E, 640m distance from Vista (point), near the head of Grove Canyon. 419 Comment
  UC1971461  Epilobium canum subsp. canum Louis C. Wheeler 1946-8-27 6251 Los Angeles SAN GABRIEL MOUNTAINS: Aliso Canyon, Angeles Forest Highway. Comment
  POM8101  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1916-09 s.n. Los Angeles Eaton Canyon. San Gabriel Mtns Comment
  UCR199985  Epilobium ciliatum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1363 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  RSA228905  Epilobium ciliatum subsp. ciliatum Robert F. Thorne 1971-8-25 41326 Los Angeles San Gabriel Mts., Angeles National Forest: near Windy Spring on N Slope of Mt Islip 2256 Comment
  RSA588473  Epilobium ciliatum subsp. ciliatum F. R. Fosberg 1930-7-3 S- 3030 Los Angeles Lexington Wash, San Gabriel River, El Monte. Comment
  RSA9806  Epilobium ciliatum subsp. ciliatum Fay A. MacFadden 1931-4-10 2579 Los Angeles Tejunga [Tujunga] Canyon. A few trees near the stream. 396 Comment
  RSA748361  Epilobium foliosum Scott D. White, Justin M. Wood 2009-5-6 12657 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UC921172  Epilobium foliosum Kay H. Beach 1943-6-16 1759 Los Angeles San Dimas Experimental Forest 944 Comment
  HSC16600  Epipactis gigantea C. S. Apperson 1967-6-24 Los Angeles 1/2 mi. up Stunt Canyon Rd. off of Mullholland Dr., Santa Monica Mtns. Comment
  RSA747069  Epipactis gigantea Richard G. Swinney 2008-5-30 8908 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
Read comments
Nov 15 2010
  SD144135  Epipactis gigantea Scott D. White 1997-5-21 5203 Los Angeles San Gabriel Mountains, San Gabriel River Canyon, north of Azusa, parallel to Highway 39, canyon bottom and adjacent slopes along unnamed dirt access road to guaging stattion below Morris Dam. Common in steep colluvial soil along roadside near a seep. 245 Comment
  RSA0127008  Epipactis gigantea Louis C. Wheeler 1967-7-15 10018 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UCR206496  Epipactis helleborine A. C. Sanders, T. B. Salvato 2009-5-19 36838 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
  LA94021  Equisetum hyemale subsp. affine Lawrence L. Kiefer; 1966-3-12 1716 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 1.5 mi from mouth of canyon. 213 Comment
  CAS-BOT-BC57309  Equisetum laevigatum Louis C. Wheeler 1933-10-20 2175 Los Angeles San Gabriel River 76 Comment
  UC122534  Equisetum laevigatum unknown Mar. 1894 Los Angeles Pasadena Comment
  UC211459  Equisetum laevigatum I. Johnston 1917-5-13 27 U Los Angeles El Monte 106 Comment
  UC62568  Equisetum laevigatum A. J. McClatchie 1895-1 Los Angeles near Pasadena Comment
  UCR132443  Equisetum laevigatum L. C. Wheeler 1933-10-20 2175 Los Angeles San Gabriel Valley, [Whittier Narrows] San Gabriel River 76 Comment
  LA200045  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-3-12 1729 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  UCR247272  Eragrostis Dan S. Cooper 2013-8-8 813- 43 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  UCR125638  Eragrostis lehmanniana A. C. Sanders 2003-5-26 25861 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCD63887  Eragrostis mexicana subsp. virescens A. A. Beetle 1946-4-18 4230 Los Angeles Azusa. Comment
  CAS-BOT-BC284123  Eragrostis pectinacea var. pectinacea Greata No date on label. s.n. Los Angeles Redondo Comment
  UC1122010  Eremalche exilis A. D. Gifford 1935-4-21 614 Los Angeles 2 mi. n.e. Manzana; Tejon Quad. Comment
  SEINET10906855  Eremocarpus setiger Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4781 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Haypress Reservoir, around reservoir. 4 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 400 Comment
  UC1211163  Eremocarpus setiger Huron H. Smith 1912-7-2 5172 Los Angeles White's Beach Santa Catalina Island 7 Comment
  CAS-BOT-BC162730  Eremothera boothii subsp. decorticans Timothy S. Ross 1995-4-26 8389 Los Angeles NE side of the junction of Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site) and 8N01 in the canyon bottom - Liebre Gulch 995 Comment
  CAS-BOT-BC514256  Eriastrum densifolium subsp. austromontanum John Thomas Howell 1947-7-18 23379 Los Angeles San Gabriel Mts.: Mill Creek 1219 Comment
  RSA0104652  Eriastrum densifolium subsp. austromontanum J. H. Barber 1897-6-16 s.n. Los Angeles Aliso Canyon. Comment
  RSA0107956  Eriastrum densifolium subsp. elongatum Joseph M. Keefe 2001-1-19 30996 a Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  RSA0118101  Eriastrum rosamondense Sarah J. J. De Groot 2005-5-19 4976 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 702 Comment
  CAS-BOT-BC514996  Eriastrum sapphirinum subsp. dasyanthum Louis C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Hills 533 Comment
  RSA0121283  Eriastrum sapphirinum subsp. dasyanthum K. Dobry 1991-6-24 d- 759 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA0122096  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1949-6-18 4191 Los Angeles San Gabriel Wash 366 Comment
  SBBG44377  Eriastrum sparsiflorum G. Sphon, D. Hearn 1956-5-30 15 Los Angeles Black Butte Comment
  CAS-BOT-BC286889  Ericameria ericoides Carl B. Wolf 1931-12-30 2640 Los Angeles Bluffs at Playa Del Rey 30 Comment
  CAS-BOT-BC287624  Ericameria linearifolia Timothy S. Ross; Steve Boyd 1994-5-25 7923 Los Angeles Liebre Mts. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  RSA710598  Ericameria linearifolia R. K. Brummitt, Steve Boyd 1998-5-25 20035 Los Angeles 14 km N of Castaic, near summit of Warm Springs Mt. 1190 Comment
  RSA777530  Ericameria linearifolia R. G. Swinney 2009-5-20 10822 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  SD244581  Ericameria nauseosa David Keil 1986-9-27 19739 2 Los Angeles Along I-5, just s of Hungry Valley Rd exit. Roadside pullout. 914 Comment
  UCR256447  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-9 13762 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
  OBI44992  Ericameria nauseosa var. hololeuca David J. Keil 1976-12-12 11895 Los Angeles ca. 5 mi W of San Bernardino County line along Calif rte 138. 1128 Comment
  UC74038  Ericameria palmeri var. pachylepis Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  CAS-BOT-BC131652  Ericameria parishii var. parishii Joseph Andorfer Ewan 1934-8-2 8484 Los Angeles New road bank San Antonio Canyon, San Gabriel Mts. 1219 Comment
  CHSC92811  Ericameria parishii var. parishii John Dittes 2006-1-3 1314 Los Angeles Transverse Ranges; San Gabriel Mtns.; Upper Big Tujunga Cyn; ca. 5.2 air-miles SE of Roundtop Mt., 4.0 airmiles NE of Redbox Gap, 1.3 airmiles SW of Vetter Mtn, 0.6 air-mile NE of intersection of Upper Big Tujunga Cyn Road and Angeles Crest Hwy (Hwy 2), south side of Upper Big Tujunga Cyn Road on slope above Upper Big Tujunga Creek. 1274 Comment
  RSA226997  Erigeron breweri var. jacinteus R. F. Thorne 1971-8-25 41242 Los Angeles San Gabriel Mountains, Angeles National Forest: S ridge of summit of Mt. Baden- Powell 2805 Comment
  UCR182699  Erigeron divergens R. G. Swinney 1997-8-6 5781 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  RSA188207  Erigeron foliosus R. F. Thorne 1965-6-22 34892 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 Comment
  RSA747262  Erigeron foliosus R. G. Swinney 2005-8-22 8510 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  CAS-BOT-BC296191  Erigeron foliosus var. foliosus John H. Thomas 1957-5-31 6791 Los Angeles Occidental College Campus, Los Angeles Comment
  JEPS58  Eriodictyon crassifolium var. nigrescens W. L. Jepson 1920-5-3 8932 Los Angeles mountains above Castaic Creek Castaic Creek; mountains above Castaic Creek 975 Comment
  CAS-BOT-BC188962  Eriodictyon parryi A. D. E. Elmer 1902-6-1 3643 Los Angeles Mount Gleason, Acton Comment
  RSA455077  Eriodictyon trichocalyx Bonnie C. Templeton 1930-6-11 1098 Los Angeles Franks [Franklin] Canyon, near Mulholland Drive Comment
Read comments
Jan 12 2008
  RSA455065  Eriodictyon trichocalyx var. trichocalyx Thekla Mohr 1901-07 s.n. Los Angeles [San Gabriel Mountains] Comment
  RSA524962  Eriogonum angulosum Tim S. Ross, S. D. Boyd 1990-6-6 2816 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  SEINET6332075  Eriogonum cinereum Noel H. Holmgren, James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu Comment
  CAS-BOT-BC242771  Eriogonum davidsonii Geo. R. Hall 1904-9-1 s.n. Los Angeles Swartout Canon [Swarthout Canyon], San Antonio Mts. 2133 Comment
  CAS-BOT-BC249770  Eriogonum elongatum var. elongatum Peter Kamb 1948-2-14 783 Los Angeles Little Santa Anita Canyon, San Gabriel Mts. 365 Comment
  LA200759  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .5 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  RSA65155  Eriogonum elongatum var. elongatum F. W. Peirson 1924-12-5 5385 Los Angeles San Gabriel Mountains: along Little Santa Anita Trail 762 Comment
  UCR205265  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2005-8-15 8489 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  RSA601504  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1931-4-11 S 4 Los Angeles 2 mi. northeast of La Verne. Comment
  RSA575101  Eriogonum fasciculatum var. polifolium R. G. Swinney 1994-6-12 2939 Los Angeles Eastern San Gabriel Mountains: ca. 200 m west of Boneyard Canyon, 2 miles S of Hwy 138, just W of San Bernardino County line 1341 Comment
  RSA754115  Eriogonum fasciculatum var. polifolium Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1818 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 406 Comment
  UC625056  Eriogonum giganteum F. R. Fosberg 1931-7-9 S 5358 Los Angeles Avalon Santa Catalina Island, Avalon 30 Comment
  CAS-BOT-BC250311  Eriogonum giganteum var. formosum Reid Moran 1958-9-16 6843 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 100 Comment
  CAS-BOT-BC250299  Eriogonum giganteum var. giganteum G. B. Grand No date on label s.n. Los Angeles Santa Catalina Island Comment
  SBBG128197  Eriogonum grande var. grande M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2190 Los Angeles near end of rd that runs S from Eel Point 27 Comment
  UCR239044  Eriogonum inflatum Anuja Parikh, Nathan Gale 2010-6-8 3265 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 3.4 km northwest of State Hwy 14, under power lines 1190 Comment
  RSA772382  Eriogonum maculatum R. G. Swinney 2009-5-12 10748 -B Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  SD164903  Eriogonum mohavense Dat Tien 2004-5-1 Los Angeles Western Mojave Desert; Anteope Valley, ca. 9 mil NE of Littlerock and ca. 4 mi. V of Lake Los Angeles (housing development) 808 Comment
  UCSB23030  Eriogonum mohavense Harger, B. 1967-5-26 Los Angeles Next to the Sierra Highway; 2.1 miles south of Lancaster; in the Antelope Valley 792 Comment
  UCR223114  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2009-5-20 10802 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA393617  Eriogonum nudum var. pauciflorum L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  UCD100650  Eriogonum nudum var. pauciflorum W. Perry 1980-8-16 103 Los Angeles San Gabriel Mountains, Pine Mountain. Comment
  UCR271228  Eriogonum parishii R. G. Swinney 2011-6-14 15113 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA680102  Eriogonum pusillum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 889 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR193530  Eriogonum pusillum R. G. Swinney 1999-6-18 7295 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  PASA1489  Eriogonum pusillum 1926-5-30 Los Angeles Mohave Desert Comment
  CAS-BOT-BC267577  Eriogonum saxatile Le Roy Abrams 1901-7-10 1901 Los Angeles Wilson's Peak 1767 Comment
  RSA609103  Eriogonum saxatile Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  UCR223195  Eriogonum saxatile R. G. Swinney 2009-7-22 11302 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCSC000203  Eriogonum saxatile G. B. Grant 2006-6-19 s.n. Los Angeles summit Mt. Wilson - Southern California 1829 Comment
  RSA228850  Eriogonum saxatile Robert F. Thorne 1971-6-26 39998 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  UCR266372  Eriogonum thurberi D. E. Bramlet, Allison D. Rudalevige 2009-4-30 4383 Los Angeles Transverse Range; San Gabriel Mtns., lower Big Tujunga Creek Wash, NE of Foothill Blvd. 363 Comment
  SD1304  Eriogonum umbellatum var. munzii Ruth B. Randall 1931-7-19 Los Angeles Swartout, on rocky hillside; San Bernardino Mountains 1950 Comment
  UC311824  Eriogonum umbellatum var. subaridum P. A. Munz 1921-6-18 4563 Los Angeles Head of Sheep Creek, desert slope of San Antonio Mtns. San Antonio Mtns., Sheep Creek 1524 Comment
  CAS-BOT-BC264875  Eriogonum viridescens Ernest C. Twisselmann 1957-8-13 3961 Los Angeles Western end of Antelope Valley 792 Comment
  CAS-BOT-BC264996  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-8-11 4006 Los Angeles 8 mi. below Big Pines Park on road to Little Rock, No. slope of San Gabriel Mts. 1371 Comment
  RSA729849  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-9-4 6922 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA730182  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-9-4 6893 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  UC6546  Eriogonum wrightii var. subscaposum Dr. A. Davidson 1892-1 Los Angeles Wilson's Peak Comment
  OBI51926  Eriophyllum confertiflorum Suzan Barth 1994-5-17 35 Los Angeles Santa Susana Mtns. Northridge, Aliso Cyn off Sesnon 200 m from trail head Comment
  RSA0081135  Eriophyllum confertiflorum R. G. Swinney 2010-6-1 13096 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
  RSA603950  Eriophyllum confertiflorum Joseph A. Ewan 1933-6-17 10826 Los Angeles Dry canyon bottom, with Platanus Temescal Canyon, Santa Monica Mts. Comment
  RSA773600  Eriophyllum confertiflorum R. G. Swinney 2009-6-24 11269 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SBBG127510  Eriophyllum confertiflorum M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2838 Los Angeles bluff SE of Rippers Cove 6 Comment
  SFV13417  Eriophyllum confertiflorum W. M. Perry 1980-5-14 19 Los Angeles San Gabriel Mountains Cattle Canyon. Collected on 2N06. Comment
  SJSU8759  Eriophyllum confertiflorum A. L. Horton 1961-5-14 Los Angeles Eagle Rock Hills, Los Angeles Comment
  RSA786899  Eriophyllum confertiflorum var. confertiflorum Doris Bowers 1957-5-12 547 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  UC468956  Eriophyllum confertiflorum var. confertiflorum R. L. Pendleton 1909-7-2 1361 Los Angeles road e of Avalon; Santa Catalina Island 6 Comment
  CAS-BOT-BC308342  Eriophyllum nevinii Herman Knoche 1919-6-5 995 Los Angeles San Clemente Island Comment
  RSA0081497  Eriophyllum pringlei R. G. Swinney 2010-5-12 12759 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA0088589  Eriophyllum wallacei R. G. Swinney 2010-5-11 12672 Los Angeles 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
  CAS-BOT-BC40710  Erysimum capitatum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood. 2133 Comment
  UC1211011  Erysimum capitatum Huron H. Smith 1912-5-3 4932 Los Angeles Azusa 243 Comment
  UCR191788  Erysimum capitatum R. G. Swinney 1998-7-8 6337 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  CAS-BOT-BC40713  Erysimum capitatum P. Parnay 249 Los Angeles Little Tejunga. Comment
  RSA279119  Erysimum capitatum var. capitatum R. F. Thorne 1971-3-18 41492 Los Angeles Cobal Canyon, 3 miles N of Claremont 502 Comment
  RSA653881  Erysimum capitatum var. capitatum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 797 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  SBBG45538  Erysimum capitatum var. capitatum Leota Davidson 1965-5-16 45 -a Los Angeles Cottonwood Flat Cmpgrd, Elizabeth Cyn Comment
  SFV21795  Eschscholzia caespitosa V. Soza, S. Deo, L. Gross 2000-4-20 728 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway, north of La Tuna Canyon Road. South-southwest of Dorothy and Estepa Drive junction. Haines Canyon Park. West-facing, open, rocky slope south of power lines and east of firebreak. 518 Comment
  RSA769898  Eschscholzia californica R. G. Swinney 2009-3-31 10227 Los Angeles mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte. 183 Comment
  CAS-BOT-BC403161  Eschscholzia californica Carl B. Wolf No date on label 3542 Los Angeles Santa Catalina Island. Along ridge, S.E. of the golf links, Avalon 274 Comment
  UCD95326  Eschscholzia californica Marc Meyer 1993-4-25 27 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 miles north of Tampa offramp of 118 Fwy. 400 Comment
  RSA579491  Eschscholzia californica var. crocea Tim S. Ross, S. D. Boyd 1994-5-11 7804 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  LA46242  Eschscholzia minutiflora Carl Epling; 1926-4-24 sn Los Angeles Antelope Valley, Palmdale Comment
  UCR280693  Eschscholzia minutiflora R. G. Swinney 2014-4-10 16040 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA235193  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point 8 Comment
  UCR280808  Eschscholzia ramosa Mitch Provance 2017-6-30 617- 45 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  RSA0012585  Eucalyptus citriodora A. C. Sanders, D. Malueg 2001-5-17 24323 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  CDA9421  Eucrypta chrysanthemifolia D. G. Kelch 1991-3-23 s.n. Los Angeles Catalina Island. East of Avalon. Comment
  RSA608650  Eucrypta chrysanthemifolia Louis C. Wheeler 1931-2-28 s.n. Los Angeles Sargent's Grove. Comment
  UCR258942  Eulobus californicus R. G. Swinney 2010-5-11 12688 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
  SEINET3995123  Eulobus californicus G. B. Grant 430 Los Angeles Pasadena Comment
  UCR221445  Euphorbia albomarginata D. E. Bramlet, Mike Ahmer 2005-4-12 3791 B Los Angeles Los Angeles Basin Region, Puente Hills, Powder Canyon, c. 400 ft. east of Skyline Dr. and 1500 ft. north of Fullerton Rd. 284 Comment
  UCR255479  Euphorbia maculata Dan S. Cooper 2014-6-26 614- 39 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  SD181545  Euphorbia maculata Louis C. Wheeler 1945-9-21 6160 Los Angeles San Gabriel Mountains; Kinneloa Canyon. 1075 Comment
  RSA0087322  Euphorbia melanadenia R. G. Swinney 2010-3-24 12174 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  RSA638242  Euphorbia peplus L. C. Wheeler 1945-4-15 6011 Los Angeles San Gabriel Mountains: Millard Canyon. 106 Comment
  RSA712903  Euphorbia polycarpa A. C. Sanders, Mark Elvin 2003-4-16 26047 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park. 366 Comment
  CDA4878  Euphorbia terracina T. C. Fuller 1971-7-2 19910 Los Angeles University of California Botanic Garden, Westwood. Comment
  UCR90485  Euphorbia terracina D. L. Koutnik 1996-3-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Corral Canyon Road c. 0.25 mi. north of Pacific Coast Hwy (=Hwy 1), at crossing of Solstice Canyon. 10 Comment
  CATA1160  Extriplex californica Mark L. Hoefs 1995-5-30 2153 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  CDA8358  Fatoua villosa Ben Miled 2008-6-14 PDR# 1353898 Los Angeles Sun Valley, 10645 Tuxford St. 0 Comment
  UCR259643  Festuca myuros R. G. Swinney 2010-4-1 12126 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR259761  Festuca myuros R. G. Swinney 2010-5-11 12639 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  LA13080  Festuca myuros O. A. Plunkett; 1926-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR273276  Ficus carica R. G. Swinney 2011-10-25 15858 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
  RSA526644  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4217 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  UCR258863  Filago californica R. G. Swinney 2010-3-16 11937 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCR153569  Filago gallica A. C. Sanders 2005-5-11 30178 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA453797  Foeniculum vulgare F. R. Fosberg 1930-6-23 S- 2971 Los Angeles Del Rey. 1 Comment
  CAS-BOT-BC52566  Frangula californica subsp. californica Carl B. Wolf 1928-3-29 1593 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic 396 Comment
  POM83965  Frankenia grandifolia Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA392135  Frasera neglecta Victor Duran 1933-7-8 3501 Los Angeles San Gabriel Mountains, Horse Flats. 1677 Comment
  UC1334664  Fraxinus dipetala J. E. Stumbo and J. C. Bayse 1966-4-4 LASCA 531 Los Angeles about 10 mi w Palmdale (along roadside, near Bouquet Reservoir) 762 Comment
  CATA3402  Fraxinus uhdei Peter J. Dixon 2017-5-10 092 Los Angeles Santa Catalina Island: Avalon Canyon, near Nature Center and Hermit Gulch Campground 76 Comment
  RSA579534  Fraxinus uhdei Tim S. Ross, Steve D. Boyd 1994-5-24 7835 Los Angeles ''Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  CAS-BOT-BC211008  Fraxinus velutina Louis C. Wheeler 1933-8-20 2091 Los Angeles 1/2 mi. below Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mts. 289 Comment
  RSA5836  Fraxinus velutina var. coriacea B. D. Stark 1932-11-23 4370 Los Angeles Lobo Canyon, Santa Monica Mts (Lobo Canyon is a fork of Triunfo Canyon). 274 Comment
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Apr 29 2014
  UCR205917  Fremontodendron californicum R. G. Swinney 2008-5-5 8748 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR223283  Fremontodendron californicum R. G. Swinney 2009-6-17 11217 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  PASA570  Fritillaria biflora Margaret Stason 1932-3-15 Los Angeles Wooded Hillside near Glendora Comment
  RSA367728  Fritillaria biflora Louis E. Hoffman 1932-2-3 s.n. Los Angeles Hermon Hills. Comment
  UCR220093  Fumaria capreolata Fred M. Roberts, Ian Cain 2010-5-3 7297 Los Angeles Los Angeles Basin, Whittier Narrows Dam Recreation Area, Hondo Creek, c. 08 km west southwest of Legg Lake and c. 0.5 km upstream from San Gabriel Blvd Bridge 61 Comment
  SD253513  Fumaria officinalis R. G. Swinney 2010-3-16 11956 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing within 50 m on north and south sides of I-210. 328 Comment
  SBBG127577  Funastrum cynanchoides var. hartwegii A. C. Sanders with T. B. Salvato 2009-5-20 36865 Los Angeles under SCE powerlines NE of Plaza Dr, SE of Montebello Blvd and SW of San Gabriel Blvd; Montebello Hills 96 Comment
  RSA771953  Galium Robert F. Thorne 1968-2-25 37914 Los Angeles Santa Catalina Island. W of end of 4th of July Cove Comment
  RSA87347  Galium andrewsii subsp. intermedium F. W. Peirson 1919-5-10 399 Los Angeles Arraster [Arrastre] Creek. 976 Comment
  SEINET3157814  Galium angustifolium G. B. Grant 1901-1 488 Los Angeles Pasadena Comment
  UCR277077  Galium angustifolium R. G. Swinney 2011-6-7 15092 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  JEPS114011  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1994-6-22 7998 Los Angeles Warm Springs Mountain; ca 450 m NW of summit. Comment
  UC1594363  Galium angustifolium subsp. angustifolium Tim Ross 1992-5-17 6343 Los Angeles center w side San Gabriel Reservoir (short easterly spur canyon along Hwy 39); San Gabriel Mountains 463 Comment
  POM367665  Galium angustifolium subsp. angustifolium Edwin Kline 1924-5-25 s.n. Los Angeles Bouquet Canyon, Sierra Pelona Mts. Comment
  UCR143193  Galium catalinense F. R. Fosberg 1931-3-27 S- 4418 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  SBBG131890  Galium catalinense S. A. Junak, D. Wilken 1996-3-26 SCI 252 Los Angeles S side of Nanny Cyn, above large drop-off in cyn 259 Comment
  RSA157790  Galium catalinense subsp. acrispum Peter H. Raven 1962-5-7 17583 Los Angeles San Clemente Island, 1 mile south of Wilson Cove. 23 Comment
  RSA67116  Galium catalinense subsp. acrispum F. W. Peirson 1923-4-9 3432 Los Angeles San Clemente Island: canyon near Lemon Tank at Middle ranch Comment
  SBBG96974  Galium catalinense subsp. acrispum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4326 C Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  POM367802  Galium catalinense subsp. catalinense F. R. Fosberg 1931-4-12 S- 4572 Los Angeles Cliffs near Jewfish Point, Santa Catalina Island. 10 Comment
  RSA0013631  Galium grande Orlando Mistretta, Jamie Reese 2011-7-28 6006 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
  POM4419  Galium hallii L. R. Abrams, E. A. McGregor 1908-7-3 598 Los Angeles North Baldy Mt., Rock Creek Canyon. 1524 Comment
  UCR101309  Galium hallii L. C. Wheeler 1946-8-29 6309 Los Angeles San Gabriel Mtns., Vincent Gap 2012 Comment
  RSA0110596  Galium johnstonii Richard G. Swinney 2011-5-16 14732 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 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA614647  Galium johnstonii R. G. Swinney 1994-6-12 2938 Los Angeles Eastern San Gabriel Mountains: ca. 200 m west of Boneyard Canyon, 2 miles S of Hwy 138, just W of San Bernardino County line 1341 Comment
  UCD121844  Galium nuttallii Kenneth A. Wilson 1961-3-10 965 Los Angeles Santa Monica Mtns. Old Topanga Canyon Rd., ca. 1/4 mile west of Topanga Canyon Rd. Comment
  RSA67160  Galium nuttallii subsp. nuttallii F. W. Peirson 1919-3-11 2653 Los Angeles Small Canyon east of Rubio Canyon south base of San Gabriel Mtns. at 1800 ft. 549 Comment
  RSA202659  Galium parishii F. Ehrendorfer, Grant 1959-6-14 5902 Los Angeles San Gabriel Mountains, hills about 2 miles north of Big Pines. 1982 Comment
  CATA1677  Galium parisiense Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2968 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  RSA0031452  Galium porrigens var. porrigens Orlando Mistretta, Christine Mistretta 2008-4-29 2543 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  CATA1549  Gamochaeta ustulata Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2789 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir 435 Comment
  UC1122684  Garrya flavescens A. D. Gifford 1935-3-15 459 Los Angeles 1 mi n Warm Springs; Angeles National Forest, Tejon Quad. 762 Comment
  LA40306  Garrya veatchii Louis C. Wheeler; 1931-12-30 424 Los Angeles San Antonio Wash 670 Comment
  RSA0040215  Garrya veatchii Orlando Mistretta 1995-6-23 s.n. Los Angeles Vicinity of Lookout Mountain; approximately 0.25 miles SE of Lookout Mountain summit. 1829 Comment
  RSA392402  Garrya veatchii Anstruther Davidson 1893-6-12 1898 Los Angeles Switzer's Trail. Comment
  RSA188081  Gastridium phleoides R. F. Thorne 1966-4-28 36265 Los Angeles Santa Catalina Island. Water tank above Mausoleum, Avalon Canyon above road 182 Comment
  UC53646  Gastridium ventricosum Dr. A. Davidson Los Angeles Catalina Is. Comment
  POM225123  Gaura sinuata Garrettson 1936-6-10 s.n. Los Angeles Beet field, east of Puente. Comment
  UCR210162  Gayophytum R. G. Swinney 2008-8-13 9385 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  RSA188533  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, J. D. Olmsted 1965-8-26 35393 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  CATA2024  Genista linifolia Steven A. Junak, Keri Kirkland 1998-4-5 551 Los Angeles Santa Catalina Island: Toyon Bay, just inland from mouth of canyon 18 Comment
  LA202298  Genista monspessulana Arthur C. Gibson; 2005-5-12 5042 Los Angeles Comment
  UCR124476  Geranium californicum B. C. Templeton 1932-7-20 5018 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA391329  Geranium molle E. S. Spalding 1925-6-23 s.n. Los Angeles U.S.C. Campus. Comment
  RSA0091344  Gilia R. G. Swinney 2011-5-12 14693 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  SBBG39911  Gilia achilleifolia subsp. multicaulis W. G. Webb 1935-4-17 Los Angeles Arroyo Seco Comment
  POM10160  Gilia angelensis P. A. Munz, R. D. Harwood 1920-5-17 3992 Los Angeles Topango Canon [now Topanga Canyon], Santa Monica Mountains. 213 Comment
  RSA639179  Gilia angelensis L. C. Wheeler 1967-5-29 9774 Los Angeles Cow Canyon Saddle, [covered former dump]. 1377 Comment
  UC133891  Gilia angelensis Mrs. Davidson Los Angeles Los Angeles Comment
  UCD117604  Gilia angelensis Robert F. Thorne; M. Z. Thorne 1967-6-25 37112 Los Angeles San Gabriel Mountains, Evey Canyon. 716 Comment
  UCR197775  Gilia brecciarum subsp. brecciarum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 15 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA756459  Gilia brecciarum subsp. brecciarum Orlando Mistretta, Christine Mistretta 2008-4-19 2496 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA470179  Gilia cana subsp. cana Anonymous s.n. Los Angeles Botanical Garden, UC Los Angeles. Comment
  RSA784349  Gilia capitata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 15 Los Angeles road 7N23 turn from road 7N08. Comment
  SEINET4044463  Gilia capitata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 152 Comment
  LA206509  Gilia capitata subsp. abrotanifolia Carl Epling; M. Epling May 1920 sn Los Angeles Mint Canyon 1523 Comment
  RSA470221  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1906-5-12 1458 Los Angeles Providencia Ranch, Hollywood. Comment
  RSA470228  Gilia capitata subsp. abrotanifolia Geo Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  RSA71886  Gilia capitata subsp. abrotanifolia F. W. Peirson 1919-2-12 s.n. Los Angeles Field near foot of Lukens Trail, San Gabriel Mountains. 610 Comment
  UCR270634  Gilia diegensis R. G. Swinney 2011-5-24 14822 Los Angeles San Gabriel Mountains, 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 1061 Comment
  RSA756125  Gilia latiflora subsp. cuyamensis Orlando Mistretta, Christine Mistretta 2008-4-30 2569 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  LA206991  Gilia latiflora subsp. davyi Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  RSA0116709  Gilia leptantha subsp. transversa J. Mark Porter, Lauren Machen 2004-5-2 14087 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  UCR206452  Gilia leptantha subsp. transversa R. G. Swinney 2008-6-9 8969 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UC1234593  Gilia minor Peter H. Raven 1962-4-6 17108 Los Angeles 0.5 mi n Pearblossom; n of Pearblossom 853 Comment
  RSA67279  Gilia minor Verne Grant, Alva Grant 1952-4-21 9092 Los Angeles Ca. 10 mi. s. of Gorman on Tejon Pass Rd. 1067 Comment
  RSA526147  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-6 4141 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  SBBG40665  Gilia ochroleuca subsp. bizonata E. R. Blakley 1958-5-9 2276 Los Angeles 2 mi E of Gorman 1097 Comment
  SBBG64633  Gilia ochroleuca subsp. bizonata R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  UCR223782  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-27 10902 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  UCR263074  Gilia ochroleuca subsp. vivida Mitch Provance 2008-4-14 10147 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA0017159  Gilia ochroleuca subsp. vivida H. E. Hasse, Davidson 1906-6-6 1476 Los Angeles Rock Creek. Comment
  CAS-BOT-BC303661  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  CAS-BOT-BC435000  Glinus lotoides Peter H. Raven 1962-8-1 s.n. Los Angeles In Rancho Santa Ana Botanic Garden, Claremont. Comment
  UCR162637  Glycyrrhiza lepidota Anuja Parikh, Nathan Gale 2004-6-17 2052 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River 290 Comment
  POM50890  Gnaphalium beneolens L. R. Abrams 1901-4-6 1398 Los Angeles Monte Vista Comment
  POM358776  Gnaphalium californicum M. B. Dunkle 1932-5-28 2963 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA188088  Gnaphalium californicum R. F. Thorne 1966-4-29 36322 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake 411 Comment
  POM358791  Gnaphalium californicum Robin S. Collins 1973-5-15 263 Los Angeles Trail Canyon, within 1 mile of beginning of pack trail 671 Comment
  RSA533963  Gnaphalium californicum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5199 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  UCR157920  Gnaphalium canescens Robert J. Steers 2005-5-8 17 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  IRVC29643  Gnaphalium luteo-album A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26215 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  RSA180089  Gnaphalium luteoalbum Peter H. Raven 1962-4-11 17290 a Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 9 Comment
  RSA549233  Gnaphalium luteoalbum Scott D. White 1992-10-9 930 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA729196  Gnaphalium luteoalbum R. G. Swinney 1998-7-10 6371 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  RSA775525  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-5-22 5187 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  UCR155935  Gnaphalium palustre A. C. Sanders 2005-5-5 29900 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  POM155901  Gnaphalium ramosissimum L. R. Abrams 1904-9-2 4169 Los Angeles Elysian Park. Comment
  RSA802057  Gnaphalium stramineum Orlando Mistretta, Kristie Haydu 2011-7-20 5972 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  RSA593482  Gnaphalium thermale Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8847 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon, in side drainage below high-tension power lines. 610 Comment
  UC6612  Goodmania luteola Dr. A. Davidson May, 1895 Los Angeles Lancaster Comment
  UCR264070  Grayia spinosa John F. Green 2008-3-26 308- 07 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  POM359089  Grindelia robusta Robert Gustafson 1980-8-29 1866 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA177872  Guillenia lasiophylla R. F. Thorne 1965-5-10 34482 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  CAS-BOT-BC304626  Gutierrezia californica Brandegee No date on label s.n. Los Angeles Los Angeles Comment
  SEINET11837957  Gutierrezia californica C. V. Braun 1975-1 151 Los Angeles above San Francisquito Canyon Rd, 2 mi SW of junction with Spunky Canyon Rd Comment
  RSA586352  Gutierrezia microcephala Orlando Mistretta 1995-3-17 1543 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit 1066 Comment
  CAS-BOT-BC302132  Gutierrezia sarothrae L. R. Abrams 1916-10-31 6366 Los Angeles Fremont's Pass Comment
  POM11277  Hazardia squarrosa var. grindelioides P. A. Munz 1921-10-10 4693 Los Angeles Palmer's Canyon , no. of Claremont. 488 Comment
  CDA34301  Hedypnois cretica M. O'Brien 2011-6-14 MOB 11 -4 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  UCR274105  Hedypnois cretica Steven A. Junak 1999-4-23 SCa- 849 Los Angeles California Islands, Santa Catalina Island. East of isthmus, plant stop, along south side of road 183 Comment
  SEINET11196747 Image available Helenium puberulum G. B. Grant 1904-6-5 547 -6102 Los Angeles Ballona Salt Marsh Comment
  RSA724715  Helianthemum scoparium var. vulgare K. Dobry 1990-3-25 228 Los Angeles Simi Hills at Dayton Canyon Comment
  CAS-BOT-BC305696  Helianthus gracilentus Moxley; Grinnell 1916-6-15 477 Los Angeles Hills near Santa Susanna [Susana] Pass Comment
  RSA598263  Helianthus gracilentus R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, at Big Dalton Dam. 518 Comment
  NY621875  Helianthus nuttallii subsp. parishii H. E. Hasse 09 1882 s.n. Los Angeles Near Los Angeles Comment
  UC75964  Helianthus nuttallii subsp. parishii Geo. B. Grant 1901-1-1 548 Los Angeles Oak Knoll Comment
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Jul 6 2010
  RSA0035884  Heliotropium curassavicum R. G. Swinney 2009-11-9 11592 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SEINET3153347  Heliotropium curassavicum L. Abrams 1902-6-11 2513 Los Angeles Playa del Rey Comment
  UCR209123  Heliotropium curassavicum R. G. Swinney 2008-6-24 9087 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  CATA2051  Helminthotheca echioides Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-7-16 Los Angeles Santa Catalina Island: Flats at Little Harbor Campground 6 Comment
  SBBG32107  Helminthotheca echioides R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -243 Los Angeles Little Harbor Comment
  CATA1884  Herniaria hirsuta Denise Knapp 2005-6-27 Los Angeles Santa Catalina Island: South side of artichoke thistle population 0 Comment
  RSA507519  Hesperocnide tenella Louis C. Wheeler 1967-3-3 9168 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  SFV4904  Hesperolinon micranthum M. H. Grayum 1971-5-19 s. n. Los Angeles Santa Monica Mountains Along Cold Creek Road just north of Monte Nido. 274 Comment
  RSA0112526  Hesperoyucca whipplei Richard G. Swinney 2010-5-21 12903 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  CAS-BOT-BC143688  Heteromeles arbutifolia Earnest Windle 1917-12-1 s.n. Los Angeles Santa Catalina Id. Comment
  CAS-BOT-BC158127  Heteromeles arbutifolia Sandra Murcia; Gregg Miller 2006-3-10 s.n. Los Angeles South Coast: Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palo Verdes 366 Comment
  RSA0020390  Heteromeles arbutifolia Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5155 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR189929  Heteromeles arbutifolia T. B. Salvato, Sandra Murcia 2007-10-18 3083 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  RSA0072414  Heteromeles arbutifolia Tim S. Ross 1991-2-23 4081 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 293 Comment
  SD107851  Heteromeles arbutifolia var. macrocarpa Larry DeBuhr, Gary Wallace 1972-9-2 701 Los Angeles San Clemente Island, near the top of first canyon south of Lemon Tank 366 Comment
  RSA0072459  Heteromeles arbutifolia var. macrocarpa Lyman D. Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15100 Los Angeles Santa Catalina Island. Hills, north face of Swain Canyon, Whites Landing. 183 Comment
  JEPS20375  Heterotheca grandiflora I. W. Clokey and E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  LA32033  Heterotheca grandiflora Henry J. Thompson; 1958-10-23 1813 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  RSA0075656  Heterotheca grandiflora Scott D. White 1997-5-8 5082 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UCR259768  Heterotheca grandiflora R. G. Swinney 2010-4-28 12396 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
  RSA0074389  Heterotheca grandiflora F. R. Fosberg 1931-7-16 776 Los Angeles Santa Catalina Island: Gallagher's Canyon. Summit. 400 Comment
  RSA0075643  Heterotheca grandiflora F. R. Fosberg 1931-1-7 7116 Los Angeles Mouth of little Santa Anita Canyon, Sierra Madre. 300 Comment
  HSC79918  Heterotheca sessiliflora James Henrickson 1972-11-2 8102 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  CAS-BOT-BC310852  Heterotheca sessiliflora subsp. fastigiata LeRoy Abrams 1902-7-5 2653 Los Angeles Azusa Comment
  UCR162374  Heterotheca sessiliflora subsp. fastigiata Anuja Parikh, Nathan Gale 2004-6-16 2046 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  UCR178066  Heterotheca sessiliflora subsp. fastigiata LeRoy Gross 2001-11-10 453 Los Angeles Los Angeles Basin, Verdugo Mountains, north side. Off the 210 Fwy east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  RSA0021020  Heuchera caespitosa Duncan S. Bell, Caitlin Elam 2013-7-11 5367 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA0087293  Heuchera elegans J. Clemens 1922-5-30 s.n. Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  RSA0048636  Heuchera sanguinea Jack Pepper 1953-4-10 s.n. Los Angeles Cheviot Hills. Comment
  RSA0085498  Hieracium argutum R. G. Swinney 2010-8-9 13454 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  RSA657436  Hirschfeldia incana Joseph M. Keefe 2001-1-19 30891 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  LA32276  Hirschfeldia incana Peter H. Raven; Henry J. Thompson 1959-6-4 14321 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  SD52888  Hirschfeldia incana Peter H. Raven 1962-5-9 17660 Los Angeles San Clemente Island; near observation point on slope overlooking Pyramid Cove. 170 Comment
  RSA156514  Hoita macrostachya L. R. Abrams 1902-7-6 2657 Los Angeles Near Azusa Comment
  RSA134816  Holodiscus discolor Peter H. Raven, Henry J. Thompson 1960-5-29 15426 Los Angeles Malibu Canyon 3.7 miles north of Coast Highway. 122 Comment
  CAS-BOT-BC149950  Holodiscus discolor var. discolor T. Mosquin 1959-5-30 3306 Los Angeles Catalina Island, hills west of Avalon Comment
  RSA729592  Holodiscus microphyllus R. G. Swinney 1998-10-3 7002 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge. 1991 Comment
  SD72836  Hordeum brachyantherum subsp. californicum F. R. Fosberg 1931-4-3 S 4477 Los Angeles Pebble Beach, Santa Catalina Island, dry salt marsh, supra littoral zone 2 Comment
  CAS-BOT-BC284695  Hordeum jubatum A. D. E. Elmer 1902-6-1 3618 Los Angeles Lancaster Comment
  SBBG127978  Hordeum marinum M. L. Hoefs, S. A. Junak 1996-5-1 2688 Los Angeles Haypress Reservoir, at cmpgrd 384 Comment
  RSA0055948  Hordeum murinum Richard G. Swinney 2010-4-30 12460 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  POM112840  Hordeum murinum subsp. leporinum Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  LA98911  Hordeum murinum subsp. leporinum E. R. Hobbs; 1979-4-18 79 56 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA729487  Horkelia rydbergii R. G. Swinney 1999-6-21 7387 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  SBBG125444  Horkelia rydbergii A. Parikh, N. Gale 2010-6-16 3311 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  UCR34524  Hulsea heterochroma G. F. Pratt 1984-8-1 s.n. Los Angeles San Gabriel Mtns., near summit of Mt. Baden-Powell 2835 Comment
  RSA225810  Hulsea vestita subsp. gabrielensis R. F. Thorne, Tilforth, Dourley 1971-7-27 41085 Los Angeles Angeles National Forest: Devil's Backbone, Mt. San Antonio 2743 Comment
  RSA0001319  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Highway, 3 miles east of Chilao, San Gabriel Mtns. 1829 Comment
  RSA94125  Hulsea vestita subsp. gabrielensis F. W. Peirson 1921-6-15 2440 Los Angeles Trail from Pine Flats to Chilao 1677 Comment
  CDA37880  Hydrilla verticillata CDFA Staff 1980-1 s.n. Los Angeles Miller Water Gardens, San Gabriel. 0 Comment
  RSA584314  Hymenoclea salsola Timothy S. Ross, Steve Boyd 1991-3-23 4245 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development). 851 Comment
  POM2955  Hypericum formosum var. scouleri Mary Parker 1897-6-23 931 Los Angeles Claremont. 366 Comment
  UCR271841  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA601575  Hypochaeris glabra L. C. Wheeler 1967-6-16 9841 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; north side Coulter Reservoir. 655 Comment
  UCR102378  Imperata brevifolia L. C. Wheeler 1964-3-18 8424 Los Angeles San Gabriel Mtns, About half way between Roberts Canyon and Fish Canyon Comment
  UCSB51537  Isocoma acradenia Hodgson, John 1928-11 Los Angeles At bridge above Grapevine, Ridge Route; Santa Barbara Forest 548 Comment
  POM246615  Isocoma menziesii var. decumbens F. R. Fosberg 1931-7-15 S 5421 Los Angeles Isthmus, Santa Catalina Island. 20 Comment
  UCR142537  Isoetes nuttallii L. C. Wheeler 1934-3-11 2436 Los Angeles San Gabriel Valley, 0.5 mi east of Puddingstone Dam, San Jose Hills 274 Comment
  UC1594418  Isomeris arborea Tim Ross 1992-4-14 6149 Los Angeles s of Nanny Canyon, San Clemente Island (first major escarpment draw s of Nanny Canyon); San Clemente Island 182 Comment
  RSA599814  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-3-26 9388 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08. 1396 Comment
  RSA600173  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-5-1 9665 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR99481  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-3-26 9388 Los Angeles Liebre Mtns., Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of upper end of reservoir along Forest Service Road 6N08 1396 Comment
  SBBG61163  Iva axillaris R. Hoffmann 1925-5-17 Los Angeles Castaic Comment
  UCD51328  Jarava speciosa A. A. Beetle 1942-4-24 3215 Los Angeles Rt. 6, 6 miles S of Palmsdale. Comment
  LA201534  Jaumea carnosa Arthur C. Gibson; 2003-8-28 4894 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Malibu, on edge of Malibu Lagoon 0 Comment
  CAS-BOT-BC340162  Jaumea carnosa L. R. Abrams; I. L. Wiggins 1931-7-7 401 Los Angeles Channel Islands. Catalina Harbor, Santa Catalina Island Comment
  CAS-BOT-BC123271  Jepsonia malvifolia Lawrence William Nuttall 1920-11-1 931 Los Angeles Santa Catalina Island. 182 Comment
  UC1871030  Juglans californica T. S. Ross, Walter Appleby 1993-5-20 7190 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mts.: vicinity of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W, T3N, NE/4 SE/4 Sec. 9; ca 3110 ft. elevation 947 Comment
  UC2030162  Juglans californica Steve Boyd with Michael Denslow 2002-5-9 10438 Los Angeles Transverse Ranges, San Gabriel Mountains: S of Sunset Peak along Sunset Peak Road, on divide between Wolfskill and Palmer canyons Comment
  UCR153373  Juglans californica L. C. Wheeler 1967-7-6 9921 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA720238  Juglans californica var. californica LeRoy Gross 2007-4-27 2661 Los Angeles Southwest side of the range: East branch of Jeffries Canyon. Access was intersection of Hollywood Way and Edmore Place. City of Sun Valley. Near 299 Comment
  UC5319  Juglans californica var. californica Brewer 65 Los Angeles Sierra Santa Monica Comment
  CAS-BOT-BC110042  Juncus acutus Carl B. Wolf 1932-5-12 3586 Los Angeles Santa Catalina Island. 0.75 mile from Little Harbor on road to Isthmus. 30 Comment
  CATA759  Juncus acutus subsp. leopoldii Mark L. Hoefs 1991-5-22 1291 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  SBBG128435  Juncus acutus subsp. leopoldii M. L. Hoefs 1995-5-16 2036 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  SEINET11790065  Juncus acutus subsp. leopoldii S. B. Parish, Parish, W. F. 1882-1 657 Los Angeles Wilmington Comment
  RSA762650  Juncus bufonius var. bufonius R. G. Swinney 2008-11-29 9849 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  RSA0021956  Juncus macrophyllus Duncan S. Bell, Caitlin Elam 2013-6-24 5294 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
  UCR270264  Juncus macrophyllus R. G. Swinney 2011-10-10 15721 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
  UCR240002  Juncus rugulosus R. G. Swinney 2009-11-9 11586 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA46342  Juncus saximontanus J. T. Howell 1947-7-18 23428 Los Angeles Blue Ridge 2438 Comment
  RSA0011363  Juncus xiphioides Orlando Mistretta, Youssef Atallah 2011-8-12 6024 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  RSA225685  Juncus xiphioides Robert F. Thorne, C. W. Tilforth 1971-6-17 39879 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  SD52743  Juniperus californica W. R. Dudley, H. Lamb 1896-6-7 Los Angeles near Neenach, Antelope Valley Comment
  SEINET13289846 Image available Juniperus californica S. R. Hill, Kramer, K. 2001-1 33365 Los Angeles Armagosa Creek Comment
  NY790203  Keckiella cordifolia F. Grinnell Jr. 1905-7-4 459 Los Angeles Newhall Comment
  RSA0115991  Keckiella cordifolia R. G. Swinney 2010-8-11 13495 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA584904  Keckiella cordifolia Tim S. Ross, Steve D. Boyd 1992-7-5 6606 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  SD69623  Keckiella cordifolia Robert F. Thorne, P. Everett 1965-5-10 34427 Los Angeles Cape Canyon, Santa Catalina Island 289 Comment
  JEPS24107  Keckiella cordifolia Henry J. Thompson 1959-5-2 1959 Los Angeles Little Sycamore Canyon Santa Monica Mountains (along Yerba Buena Road, 1.1 mi up the canyon from the Coast Highway) 121 Comment
  NY790425  Keckiella ternata subsp. ternata L. C. Wheeler 1967-7-30 10276 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1005.8 Comment
  CAS-BOT-BC176830  Kochia californica Ernest C. Twisselmann 1970-10-17 17552 Los Angeles Antelope Valley: Avenue C 0.6 mile east of (old) Highway 14 (wastelands at the west shore of Rosamond Dry Lake) 716 Comment
  RSA719733  Koeleria macrantha R. G. Swinney 1996-8-7 5215 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  CAS-BOT-BC271339  Koeleria pyramidata Le Roy Abrams 1901-4-1 1332 Los Angeles Chatsworth Park Comment
  RSA670368  Krascheninnikovia lanata B. C. Templeton, H. J. Andrews 1938-6-22 1703 Los Angeles Mint Canyon Comment
  RSA725070  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -81 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCR141692  Krascheninnikovia lanata June Latting 1973-4-29 s.n. Los Angeles Mojave Desert/Northern San Gabriel Mtns. Foothills, Crystalaire, Antelope Valley 1098 Comment
  CAS-BOT-BC273835  Lamarckia aurea Geo. B. Grant 1901-1-1 s.n. Los Angeles Pasadena Comment
  SEINET2473454 Image available Lamarckia aurea Richard G. Swinney 2009-1 10375 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills; Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  RSA252970  Lasthenia californica R. F. Thorne, C. W. Tilforth 1973-4-20 43090 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
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Jul 20 2021
  RSA301948  Lasthenia californica Peter H. Raven 1962-4-11 17283 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  CATA2915  Lathyrus odoratus Sara L. Crockett 1997-3-7 87 Los Angeles Santa Catalina Island: 331 Clemente Street 24 Comment
  SBBG108950  Lathyrus odoratus S. A. Junak 1997-5-19 SCl 877 Los Angeles Ridge Rd, across from old airfield, at E end of abandoned building site 259 Comment
  UCR172781  Lathyrus vestitus Wayne Law, Jun Hu 2000-4-30 11 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  RSA405669  Lathyrus vestitus subsp. laetiflorus Richard C. Barkelew 1929-4-7 15826 Los Angeles Cahuenga Pass Comment
  CHSC26245  Lathyrus vestitus var. vestitus Paul M. Gomez 1966-4-4 78 Los Angeles In hills above Malibu Beach, on Hume Rd., Santa Monica Mtns. 76 Comment
  LA200448  Lathyrus vestitus var. vestitus Elizabeth McClintock; 1936-3-22 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA182328  Lathyrus vestitus var. vestitus J. D. Olmsted 1962-4-30 3410 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  RSA0108843  Layia glandulosa R. G. Swinney 2010-6-1 13159 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
  RSA588739  Layia glandulosa Orlando Mistretta 1994-5-31 1286 Los Angeles San Gabriel Mountains: Santiago Canyon. N slope of Pacifico Mtn. 2076 Comment
  SBBG20580  Layia platyglossa E. R. Blakley 1963-12-7 6332 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  UC144244  Layia platyglossa C. F. Baker 1904-4-15 4177 Los Angeles Claremont Comment
  SDSU11836  Lemna cyclostasa A. H. Gallup 1949-3-5 326 Los Angeles Lacsa, in quiet water below lake. 152 Comment
  CAS-BOT-BC339131  Leontodon saxatilis subsp. saxatilis R. Armacost 1964-5-7 s.n. Los Angeles Next to Vista del Mar, about 100 feet south of Ballona Creek, Westchester Comment
  LA82024  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  OBI69261  Lepechinia fragrans John Knapp, Denise Knapp 2003-4-13 33 Los Angeles Catalina Island 3695254.984N x 369457.457E 141 Comment
  SEINET4942330  Lepechinia fragrans Jay Walker, Hoefs, Mark; Thorn, Robert 1995-4-8 1333 Los Angeles Santa Catalina Island. 4km N of Avalon along paved road Comment
  UCR94686  Lepidium appelianum A. C. Sanders, E. J. Lott 1993-5-6 13969 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  SBBG70798  Lepidium dictyotum M. N. Ackley -Feb-1928 137 Los Angeles Linwood 24 Comment
  UC1076211  Lepidium fremontii H. L. Mason 1930-4-20 5592 Los Angeles Rock Creek Region Mohave Desert Comment
  SBBG131802  Lepidium lasiocarpum S. A. Junak, B. Collins 1991-4-24 SCI 193 Los Angeles W side of W Shore Rd, at end of rd 36 Comment
  RSA429627  Lepidium nitidum F. R. Fosberg 1931-4-15 4638 Los Angeles Eagles Nest, Middle Ranch Canyon Santa Catalina Island 210 Comment
  SBBG31361  Lepidium nitidum R. F. Thorne 1966-4-7 35988 Los Angeles S of Parson Landing and SW of Arrow Pt 60 Comment
  CAS-BOT-BC12906  Lepidium strictum Timothy S. Ross; Steve Boyd 1990-5-15 2521 Los Angeles San Gabriel Mountains. Live Oak Campground, Tujunga Ranger District, Angeles National Forest. 670 Comment
  RSA729556  Lepidium virginicum R. G. Swinney 1998-8-6 6696 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  CAS-BOT-BC13010  Lepidium virginicum Peter H. Raven 1956-6-24 9523 Los Angeles Westwood, Los Angeles. Comment
  RSA747465  Lepidium virginicum var. pubescens R. G. Swinney 2008-4-4 8612 Los Angeles lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  POM97141  Lepidium virginicum var. pubescens P. A. Munz 1925-4-23 9423 Los Angeles San Gabriel Canyon 305 Comment
  CAS-BOT-BC328059  Lepidospartum squamatum N. Dunn; J. Ewan 1931-12-6 5556 Los Angeles Higgins Canyon above Beverly Hills. Santa Monica Mts. Comment
  CHSC92806  Lepidospartum squamatum John Dittes 2006-1-2 1307 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland Blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; edge of floodplain of Big Tujunga Creek. 393 Comment
  UC84331  Leptodactylon californicum Miss Merritt Los Angeles Los Angeles Comment
  RSA599623  Leptosiphon liniflorus Steve Boyd, Lauren Raz 1997-4-16 9517 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA728994  Leptosyne calliopsidea Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Bird 1982-4-26 1978 Los Angeles Fort Tejon Road. Comment
  CAS-BOT-BC339274  Lessingia glandulifera var. glandulifera Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  RSA226088  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth 1971-6-17 39901 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  POM156186  Leymus triticoides Le Roy Abrams 1902-6-12 2524 Los Angeles Ballona Creek, near Mesmer. Comment
  POM352205  Leymus triticoides Harry H. Stone 1936-4-18 187 Los Angeles Los Angeles. Along an irregation ditch. Comment
  RSA202468  Leymus triticoides R. L. Armacost 1963-6-6 1665 Los Angeles Parkway. S. Monica. Comment
  LA22058  Lilium humboldtii subsp. ocellatum W. O. Griesel; 1936-6-16 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  POM65866  Linanthus aureus H. M. Hall 1902-5-1 3031 Los Angeles Vicinity of Rock Creek. 1220 Comment
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Jun 17 2009
  RSA469959  Linanthus aureus Robert Gustafson 1978-6-1 994 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  UCR186888  Linanthus bigelovii A. C. Sanders 2006-4-14 32057 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  HSC17060  Linanthus californicus G. E. Anderson 1966-4-4 22 Los Angeles 2 mi. N of Topanga S side on Hwy. 27 Comment
  RSA652614  Linanthus californicus Peter Gail 1961-5-27 s.n. Los Angeles Angeles Crest Hwy. Comment
  RSA73010  Linanthus concinnus F. W. Peirson 1921-6-18 2462 Los Angeles divide north of Mt. Islip 2042 Comment
  UCSB43817  Linanthus dianthiflorus Morales, M. 1982-4-18 Los Angeles 400 yards south of Catalina airfield 441 Comment
  RSA0068962  Linanthus dichotomus subsp. pattersonii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4960 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  UCR26755  Linanthus liniflorus George K. Helmkamp 1982-5-14 s.n. Los Angeles Western Mojave Desert, Calif. Hwy 138, [near Neenach School, Antelope Valley] 2.5 mi. east of Osos Pumping Station turnoff 915 Comment
  RSA73023  Linanthus parryae F. W. Peirson 1921-5-20 940 Los Angeles Mojave Desert, Little Rock Creek, San Gabriel Mountains 1067 Comment
  SBBG64491  Linanthus parryae M. N. Ackley 1927-5-8 Los Angeles Little Rock foothills 914 Comment
  RSA0082880  Linanthus pungens R. G. Swinney 2011-7-21 15533 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA545327  Linaria canadensis var. texana Tim S. Ross 1992-4-14 6159 Los Angeles San Clemente Island, central E side of island; coastal bluff on E escarpment ca 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  SEINET5344334  Linaria canadensis var. texana I. W. Clokey, B. Templeton 1929-1 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA561604  Lithophragma bolanderi Steve Boyd, Orlando Mistretta 1993-6-3 8173 -A Los Angeles North of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile northeast of May Canyon saddle. 914 Comment
  RSA527727  Lithophragma maximum Steve Boyd 1990-4-8 4295 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  UCR61250  Lobelia dunnii var. serrata R. G. Swinney 1967-7-31 199 Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wildness Park, Big Dalton Canyon Comment
  UCR150467  Loeseliastrum matthewsii R. G. Swinney 1999-6-21 7371 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  UCR281284  Loeseliastrum matthewsii R. G. Swinney 2014-4-30 16258 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
  RSA311434  Loeseliastrum matthewsii Michael C. Long 1974-5-19 s.n. Los Angeles 1/4 mi S of parking area, Devil's Punchbowl Co. Park. San Gabriel Mountains. 1463 Comment
  CATA60  Logfia filaginoides USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 37 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  SBBG131744  Logfia gallica S. A. Junak 1999-4-23 SCa 852 Los Angeles plant stop [ridge rd E of Mt Torquemada Trail] 347 Comment
  POM356975  Lolium temulentum Robert M. Perkins 1936-4-3 140 Los Angeles El Segundo dunes Comment
  RSA133256  Lolium temulentum P. H. Raven 1959-5-3 14075 Los Angeles Santa Monica Mountains. Mulholland Drive near head of Franklin Canyon, (34?N; 118-119?W) 381 Comment
  UCR108638  Lolium temulentum L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns, East Fork San Gabriel River, c. 0.3 mi upstream from Alder Gulch 1227 Comment
  UC1605267  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
  RSA746901  Lomatium lucidum R. G. Swinney 2005-4-23 8221 Los Angeles Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 556 Comment
  RSA452106  Lomatium mohavense Ora M. Clark 1929-3-30 1897 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  RSA203066  Lomatium vaginatum James Henrickson 1966-4-16 2260 Los Angeles 14 miles east of Gorman along hwy 138 Comment
  CAS-BOT-BC240491  Lonicera hispidula Robert F. Thorne; D. Propst 1968-5-27 37624 Los Angeles Santa Catalina Island: in upper Skull Canyon 304 Comment
  CATA3200  Lonicera hispidula Julie L. King 2016-11-16 19 Los Angeles Santa Catalina Island: Upper Cottonwood Rd., where drainage crosses the road by the Mexican fan palm, about 1.15 road miles from junction with Blackjack Road 270 Comment
  RSA100194  Lonicera hispidula var. vacillans F. W. Peirson 1918-6-15 264 Los Angeles Mint Canyon at northwest corner of San Gabriel Mts. Comment
  UCR155617  Lonicera subspicata A. C. Sanders 2005-5-11 30149 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  POM68475  Lonicera subspicata var. denudata Marcus E. Jones 1882-1 s.n. Los Angeles Pasadena Comment
  RSA455381  Lonicera subspicata var. denudata George B. Grant 1904-6-15 s.n. Los Angeles Canyons, Pasadena Comment
  RSA638854  Lonicera subspicata var. denudata Valerie L. Soza, Laura Moore 1999-6-30 572 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above Hoegee Campground. 853 Comment
  SBBG29799  Lonicera subspicata var. denudata I. W. Clokey, B. Templeton -Jun-1929 4554 Los Angeles Mandeville Cyn 300 Comment
  UC421577  Lonicera subspicata var. denudata John Thomas Howell 1927-10-16 3157 Los Angeles trail to Santa Anita Canyon; San Gabriel Mts. Comment
  UCR212780  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittington 2006-9-28 NFWF- 1766 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed, Sycamore Canyon, [along Sycamore Canyon Road, north of San Dimas Canyon Park], on a horse trail 120 Comment
  RSA498766  Lotus Katherine O. Haughton 1931-7-15 s.n. Los Angeles Los Angeles Comment
  RSA590420  Lotus argophyllus subsp. ornithopus T. S. Ross 1993-4-21 6845 Los Angeles Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'' 397 Comment
  UCR86540  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6172 Los Angeles Channel Islands; San Clemente Island, Central E side of island, lower escarpment c. 100m N of where the nanny Canyon drainage meets the sea 15 Comment
  RSA406756  Lotus argophyllus subsp. ornithopus Albert J. Perkins 1919-4-20 s.n. Los Angeles Catalina Island, road to summit. Comment
  RSA156025  Lotus argophyllus var. argenteus Peter H. Raven 1962-5-20 17777 Los Angeles Santa Catalina Island. Near Bird Park, Avalon Comment
  UC15674  Lotus argophyllus var. argenteus Dr. A. Davidson Aug 1895 Los Angeles Catalina Island Comment
  UC864795  Lotus grandiflorus Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mountains Comment
  RSA482500  Lotus heermannii var. heermannii Richard Noyes 1988-5-12 559 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA0103919  Lotus nevadensis R. G. Swinney 2011-10-10 15760 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR192883  Lotus nevadensis R. G. Swinney 1998-7-8 6344 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR223450  Lotus nevadensis R. G. Swinney 2009-6-3 11038 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
  RSA250365  Lotus nevadensis var. davidsonii R. F. Thorne 1972-8-11 42201 Los Angeles Angeles Crest hwy. near Three Points Comment
  RSA628586  Lotus nevadensis var. davidsonii L. C. Wheeler 1970-7-25 s.n. Los Angeles heliport 0.3 mile north of south Mt. Hawkins 2287 Comment
  UC397222  Lotus nevadensis var. davidsonii Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles Summit of Mt. Wilson San Gabriel Mts. 1828 Comment
  UCR203245  Lotus oblongifolius R. G. Swinney 2005-7-11 8298 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  UC15667  Lotus oblongifolius var. oblongifolius J. H. Barber 1897-6-26 193 Los Angeles Aliso Canyon Comment
  UCR194036  Lotus procumbens R. G. Swinney 1999-6-5 7246 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA148468  Lotus procumbens var. procumbens J. B. Feudge 1924-6-10 853 Los Angeles Big pines, desert slope of San Gabriel Mts. 1982 Comment
  SFV1840  Lotus purshianus M. L. Vincent 1962-7-5 269 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles west of Topanga Canyon Blvd. 245 Comment
  RSA90336  Lotus scoparius F. W. Peirson 1920-3-30 98 Los Angeles Brae-burn road, Altadena. Comment
  UCR258572  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-29 13006 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  RSA0098375  Lotus strigosus R. G. Swinney 2011-6-14 15123 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA406461  Lotus strigosus Ora M. Clark 1929-3-30 1898 Los Angeles W. of Lancaster Comment
  UC555379  Lotus strigosus Curtis Ferris 1932-3-19 56 Los Angeles Claremont Comment
  RSA229191  Lotus strigosus R. F. Thorne 1971-6-30 40807 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
  POM243725  Lotus strigosus var. strigosus F. R. Fosberg 1931-3-27 54407 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 120 Comment
  SDSU19989  Lupinus albifrons S. H. Bullock 1968-5-30 163 Los Angeles Claremont, Foothill Blvd. at College Ave. 366 Comment
  RSA0061213  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042003 Los Angeles Templin Hwy off I-5. 258 Comment
  SBBG18461  Lupinus albifrons var. douglasii E. R. Blakley 1963-4-9 5564 Los Angeles hillside above Pebbly Beach along Terrace Drive 91 Comment
  CHSC35451  Lupinus bicolor James Henrickson 1979-5-18 18120 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; S of creek. 402 Comment
  RSA191027  Lupinus bicolor R. F. Thorne 1963-5-5 32325 a Los Angeles Open, burned-over ridge top, Cobal Canyon, foothills of San Gabriel Mts. 4 mi. North of Claremont 518 Comment
  RSA350050  Lupinus bicolor Robin S. Collins 1973-4-30 247 Los Angeles San Gabriel Mountains, Angeles National Forest: Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 640 Comment
  SEINET769633 Image available Lupinus bicolor subsp. marginatus D. B. Dunn, C. Epling 1946-4-19 2129 Los Angeles ).9 mile south of the junction of Hwy. 99 & 138, abundant along valley floor for several sites to the north of the Jct. & north of the town of gorman. Comment
  POM2413  Lupinus bicolor subsp. microphyllus L. R. Abrams 1901-04 1437 Los Angeles Pasadena. Comment
  POM350057  Lupinus bicolor subsp. microphyllus Christopher Davidson 1973-4-6 1855 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  CAS-BOT-BC187874  Lupinus chamissonis Delzie Demaree 1933-5-30 10354 Los Angeles Playa del Rey Comment
  RSA732858  Lupinus concinnus R. G. Swinney 2001-5-18 7943 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  SBBG91849  Lupinus concinnus S. A. Junak 1978-4-15 SCa 018 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 15 Comment
  UCR222832  Lupinus concinnus R. G. Swinney 2009-4-29 10592 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA590525  Lupinus concinnus Orlando Mistretta 1994-3-30 966 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  SEINET10485220  Lupinus densiflorus James S. Henrickson 1966-4-16 Henrickson 2250 Los Angeles 12 mi. E of gorman in open grassy fields; growing with eschscholzia Californica; common. 975 Comment
  CAS-BOT-BC205151  Lupinus elatus F. W. Peirson; Bulletin Torrey Club 1921-6-16 2438 Los Angeles Waterman Ridge Comment
  JEPS65121  Lupinus elatus Frank W. Peirson 1921-6-16 2438 Los Angeles Waterman Ridge; San Gabriel Mts., Waterman Ridge 2286 Comment
  RSA0064351  Lupinus elatus Daisie I. Huang 2006-7-16 06071601 Los Angeles 138 alternate, south of Hwy 2. 1893 Comment
  RSA330797  Lupinus elatus Wayen E. Sawyer 1981-6-11 19 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  JEPS65128  Lupinus excubitus var. austromontanus Frank W. Peirson 1919-6-14 522 Los Angeles Rock Creek San Gabriel Mts., Rock Creek 1981 Comment
  POM187623  Lupinus excubitus var. austromontanus J. Ewan 1930-5-17 5521 Los Angeles North rim of Pico Canyon, near Newhall. 610 Comment
  SFV1876  Lupinus excubitus var. austromontanus P. G. Kilburn 1958-6-18 839 Los Angeles San Gabriel Mountains Angeles Crest Highway near Big Pines. 0.8 miles southeast of Highway on gravel road. 2226 Comment
  SEINET10485289  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x 6453 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  UC285022  Lupinus formosus P. A. Munz 1923-5-26 6856 Los Angeles Vincent Gulch; San Gabriel Mts., Vincent Gulch 1981 Comment
  UC1129469  Lupinus formosus var. robustus A. D. Gifford 1935-4-11 362 Los Angeles 3 mi sse Manzana; Tejon Quadrangle Comment
  RSA545182  Lupinus guadalupensis T. S. Ross 1992-4-16 6206 Los Angeles Central part of island; 291 degrees WNW, 725 m distant from summit of 1603' peak above Stone field station, San Clemente Island 416 Comment
  SEINET8043941 Image available Lupinus hirsutissimus R. G. Swinney 2010-1 12441 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream) below Natl. Forest boundary. 488 Comment
  RSA187903  Lupinus hirsutissimus Robert F. Thorne 1966-4-6 35919 Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  SBBG45510  Lupinus hirsutissimus Leota Davidson 1966-3-20 300 Los Angeles Tick Cyn off Soledad Cyn Comment
  UCSB3301  Lupinus hirsutissimus Sage, Paul 1958-2-21 Los Angeles On floor of Millard Canyon; 0.3 mi. below end of Chainy Trail Road, Altadena 487 Comment
  RSA413732  Lupinus inyoensis Robert Kessler 1921-6-1 s.n. Los Angeles Mt. Markham. Comment
  RSA584226  Lupinus latifolius subsp. parishii T. S. Ross 1993-5-26 7305 Los Angeles W end of the San Gabriel Mts: near head of upper E Fk Wilson Canyon just S of Lupine Saddle, ca 2100 ft ESE of Wilson Canyon Saddle. 869 Comment
  UCR101279  Lupinus latifolius var. latifolius L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Devil's Canyon, Campground vicinity. 1220 Comment
  LA205124  Lupinus longifolius J. A. Ewan; 1929-5-11 2103 Los Angeles San Gabriel Mountains, Haines Canyon 731 Comment
  CAS-BOT-BC211680  Lupinus longifolius Philip A. Munz 1950-3-22 15469 Los Angeles Topo Ranch, Santa Susanna Comment
  SEINET10485602  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10485604  Lupinus longifolius David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10969982  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR220057  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SFV15610  Lupinus microcarpus var. microcarpus B. de Guzman, A. Agdaian, L. Mesropi May 1992 11 Los Angeles Santa Monica Mountains Along Las Virgenes Road just 0.25 miles before road to Buddhist Temple. Comment
  CAS-BOT-BC207253  Lupinus peirsonii Lee W. Lenz 1968-6-11 37790 Los Angeles San Gabriel Mts., Angeles National Forest, along Angeles Crest W of Mt. Baden-Powell, N slope of San Gabriel Mts. 2286 Comment
  UC1971389  Lupinus peirsonii Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains Comment
  UCR259905  Lupinus sparsiflorus R. G. Swinney 2010-3-16 11951 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA414262  Lupinus sparsiflorus subsp. sparsiflorus Anstruther Davidson 1890-04 s.n. Los Angeles Near Burbank Comment
  LA82130  Lupinus succulentus O. H. Kappler; 1941-3-14 122 Los Angeles Santa Monica Mountains, Benedict Canyon, N of Beverly Hills 182 Comment
  OBI70652  Lupinus succulentus Tim Ross 1991-3-9 4180 Los Angeles Whittier Hills (Puente Hills, pro parte) SE side of ridgetop knoll, head of Oak Cyn; T2S R11W; center of NW/4 sect 14 369 Comment
  POM202250  Lupinus succulentus Philip A. Munz 1934-4-2 13147 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  RSA12183  Lupinus succulentus Carl B. Wolf 1934-4-11 5633 Los Angeles Bryant Ranch, E of Long Beach, in 1.48 acre tract at 7th and Hathaway. 23 Comment
  UCSB47224  Lupinus succulentus Purviance, Susan 1979-3-19 Los Angeles 1/2 mi. east of Pacific Coast Highway on Encinal Canyon Road Comment
  CATA178  Lupinus truncatus Mark L. Hoefs, A. Douglas Propst 1973-4-6 146 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  UCR276929  Lupinus truncatus R. G. Swinney 2011-3-29 14263 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA534026  Lupinus truncatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336) marker, 1800ft SE of Malo Knoll (1396) 305 Comment
  SD113430  Lupinus truncatus Darley F. Howe 63 Los Angeles Claremont Comment
  LA209638  Lycium andersonii A. M. Johnson; 1932-4-17 3978 Los Angeles 6 mi. W of Palmdale Comment
  OBI9189  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles 2 mi W Palmdale, Mojave Desert 762 Comment
  RSA250706  Lycium cooperi Robert F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39543 Los Angeles Along lower Big Rock Creek ca. 1 mi. S of Valyermo Station 1250 Comment
  SBBG22305  Lycium cooperi M. A. Piehl 1963-5-18 63312 Los Angeles foothills just N of Goode Pass 914 Comment
  UCR149814  Lycium cooperi Scott D. White, Michael Honer 2004-3-30 9955 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UC54956  Lycopus americanus H. P. Chandler 1902-9-9 2035 Los Angeles <Balloma> Ballona Marshes Comment
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Jul 6 2010
  UC56897  Lycopus americanus Ernest Braunton Sept. 1902 688 Los Angeles Ballona Comment
  RSA680075  Lyonothamnus floribundus Mark A. Elvin, Michael Wall, Jennifer Stone 1996-8-7 310 Los Angeles San Clemente Island. Conchulagua Canyon. [Canchalagua] In canyon floor. Shelf under a 25' cliff. [Longitude should be 118 deg. instead of 116 deg.] 213 Comment
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Mar 28 2014
  POM141537  Lyonothamnus floribundus subsp. aspleniifolius T. S. Brandegee 1894-08 6438 Los Angeles San Clemente Island. Comment
  UC171406  Lyonothamnus floribundus subsp. aspleniifolius Dr. E. A. Mearns 1894-8-25 4049 Los Angeles San Clemente Is. Comment
  RSA78146  Lyonothamnus floribundus subsp. floribundus Verne Grant 1953-5-2 18435 Los Angeles Santa Catalina Island. Near crest of main ridge of island at head of Swain's Canyon 427 Comment
  UCR182480  Machaeranthera canescens R. G. Swinney 1997-7-17 5689 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
  NY24349  Mahonia nevinii C. B. Wolf 1927-7-27 682 Los Angeles About 1/2 mile south of San Fernando Comment
  CAS-BOT-BC206219  Malacothamnus fasciculatus Tim Ross 1993-4-22 6924 Los Angeles SW part of the island in Middle Ranch, ridge on NE side of Thompson Reservoir, Santa Catalina South USGS 7.5' quad., Santa Catalina Island 201 Comment
  CATA1116  Malacothamnus fasciculatus Mark L. Hoefs 1995-5-23 2080 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  UC1122031  Malacothamnus fasciculatus Jerome S. Horton 1935-7-18 223 Los Angeles TAnbark Flat 792 Comment
  UCR205888  Malacothamnus fasciculatus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37088 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
  UC527609  Malacothamnus fasciculatus var. fasciculatus C. B. Wolf 1931-6-25 2242 Los Angeles sw Los Angeles Botanic Garden (along Beverly Blvd, Madeville Canyon); Madeville Canyon 60 Comment
  RSA0091094  Malacothamnus fremontii R. G. Swinney 2011-5-26 14834 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
  UCR127636  Malacothamnus fremontii Mark A. Elvin 2003-8-13 2986 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  RSA603821  Malacothamnus marrubioides Steve Boyd 1997-9-17 10037 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. 915 Comment
  UC1929662  Malacothamnus marrubioides Scott D. White, Michael Honer 2003-6-18 9570 Los Angeles LIBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  SBBG98609  Malacothamnus orbiculatus T. Ross, S. Boyd 1991-7-24 5638 Los Angeles NNE slope, Granite Mtn; T3N R11W S6, SW/4 of NE/4 1901 Comment
  UC1605451  Malacothamnus orbiculatus Tim Ross, Steve Boyd 1993-5-23 7263 Los Angeles Liebre Mountains Comment
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Jun 16 2014
  UC1069913  Malacothrix californica H. S. Yates 1936-4-6 5402 Los Angeles near Neenach; Tejon Quadrangle Comment
  UCR180572  Malacothrix californica Scott D. White, Pam Devries 2006-5-9 11397 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
  RSA712468  Malacothrix coulteri LeRoy Gross 2005-5-19 2293 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  UCR125268  Malacothrix saxatilis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25512 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  SFV5275  Malacothrix saxatilis W. A. Kelley 1967-6-5 s. n. Los Angeles Santa Monica Mountains Studio City. Along Fire Road #9. Comment
  CHSC114118  Malacothrix saxatilis var. tenuifolia Sandy Leaatherman; Pam De Vries 2011-4-27 2011 -6 Los Angeles Tansverse Ranges; Liebre Mountains region: On the cliff face adjacent to Mesa Drive Road, 200 meters southwest of Vasquez Canyon Road in Santa Clarita. UTM Zone 11S; 3815153.81N 368178.40E. 638 Comment
  RSA6053  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1932-10-3 4210 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  CAS-BOT-BC348000  Malacothrix sonchoides A. D. E. Elmer 1902-6-1 3986 Los Angeles Lancaster Comment
  UC449684  Malosma laurina J. Grinnell 1903-7-3 Los Angeles Pasadena, Scoville Hill Comment
  UC869604  Malosma laurina Ezra C. Knopf 502 Los Angeles Santa Catalina Isl. Comment
  SD91998  Malva assurgentiflora Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-25 22701 Los Angeles Sandy flat at northwest end of San Clemente Island. 4 Comment
  UCR50039  Malva nicaeensis Lyman Benson 1946-4-30 12061 Los Angeles Puente Hills area, 5 mi. NE of Brea. 274 Comment
  RSA533520  Malva parviflora Tim S. Ross 1991-3-9 4174 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 366 Comment
  RSA746777  Malva parviflora R. G. Swinney 2008-4-17 8680 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UCR62077  Malva sylvestris S. J. Myers, R. Montijo 1990-4-19 s.n. Los Angeles Powder Canyon, city of La Habra Heights 245 Comment
  RSA638238  Manihot utilissima L. C. Wheeler 1973-7-16 s.n. Los Angeles Kerckhoff Estate (Los Angeles ?) Comment
  RSA599483  Marah fabacea Steve Boyd, Lauren Raz 1997-3-26 9347 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA441002  Marah macrocarpa T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon Comment
Read comments
Jul 10 2011
  RSA755807  Marah macrocarpa R. G. Swinney 2009-1-19 9997 Los Angeles Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  SBBG80287  Marah macrocarpa F. C. Boutin 1967-4-23 1665 Los Angeles Lemon Tank, dump site in cyn 304 Comment
  RSA604498  Marah macrocarpa L. C. Wheeler 1933-5-13 1734 Los Angeles 2 mi. N of Claremont Comment
  UCSB9118  Marah macrocarpa Philbrick, Ralph 1955-3-1 Los Angeles South of La Verne in the Puttingstone Dam area, San Jose Mts. 304 Comment
  RSA584050  Marah macrocarpa var. macrocarpa T. S. Ross 1992-4-21 6219 Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  UC1267081  Marah macrocarpa var. macrocarpa Kenneth M. Stocking 1946-8-18 22 Los Angeles 5 mi se Arcadia; San Gabriel River Wash Comment
  HSC99260  Marrubium vulgare C. S. Apperson 1967-6-26 Los Angeles Newhall Ranger Station Comment
  RSA409815  Marrubium vulgare Erwin Miller 1934-5-1 s.n. Los Angeles Verdugo Woodland Comment
  RSA409826  Marrubium vulgare Donald R. Bissing 1973-6-2 127 Los Angeles Evey Canyon, 0.3 mile from canyon mouth 723 Comment
  RSA613095  Marrubium vulgare J. Gural, V. Soza 1997-3-19 1 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  SBBG71204  Marrubium vulgare R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  SBBG96850  Marrubium vulgare S. Boyd with T. Ross, L. Arnseth 1990-4-7 4202 Los Angeles upper reaches of China Cyn Comment
  UCR129507  Marrubium vulgare A. C. Sanders, Mark Elvin 2002-6-20 25234 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA656667  Marrubium vulgare Wong 1976-6-1 14 Los Angeles 1600 Calle Vaquero, Glendale. Comment
  RSA738062  Marrubium vulgare Fran Dourisboure 1966-5-10 s.n. Los Angeles San Rafael Hills. 213 Comment
  LA200734  Meconella denticulata Martha Hilend; 1929-4-10 347 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM148419  Meconella denticulata C. F. Baker 1904-4-2 4755 Los Angeles Hills near Claremont. Comment
Read comments
Jun 3 2012
  SFV16081  Medicago polymorpha S. Mason 1995-5-13 60 Los Angeles Lakewood. 2903 Silva St. 14 Comment
  RSA67033  Medicago polymorpha var. brevispina G. C. Fleischman 1951-06 s.n. Los Angeles Common street, parkway, Pasadena Comment
  CAS-BOT-BC281513  Melica imperfecta Jack Delaini; Barbara Shervanick 1974-3-22 82 Los Angeles Lodi Canyon. San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  POM244857  Melica imperfecta F. R. Fosberg 1931-4-22 697 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  SD70965  Melica imperfecta R. Mitchell Beauchamp 1967-3-17 Los Angeles Growing around area above Lemon Tank, San Clemente Island Comment
  UCR2561  Melica imperfecta F. M. Reed 1925-5-18 5134 Los Angeles La Canyada [La Canada] 396 Comment
  SEINET3129504  Melica torreyana Unknown 3646 Los Angeles Acton, Mt Gleason Comment
  RSA608722  Melilotus albus L. C. Wheeler 1931-3-14 s.n. Los Angeles La Verne. Comment
  RSA674540  Melilotus indicus LeRoy Gross 2003-2-22 736 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UC56425  Mentzelia affinis E. Braunton March 1903 866 Los Angeles Playa Comment
  UCSB25725  Mentzelia affinis Gliessman, Nan 1968-4-6 Los Angeles 50 feet south of Palmdale Blvd., 0.3 mile east of Goode Hill Road, Leona Valley 1005 Comment
  RSA440369  Mentzelia albicaulis Anstruther Davidson 1906-07 2792 Los Angeles Rock Creek Comment
  UCSB4251  Mentzelia albicaulis Ralph, F. 1960-4-1 Los Angeles N side of Calif. HWY 138, 9.0 miles E of its jct with road to Valyermo & Big Pines E of Pearblossom and 0.6 miles W of jct of road to Victorville. Mohave Desert Comment
  RSA230033  Mentzelia dispersa Robert F. Thorne 1971-6-26 40601 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  SFV17945  Mentzelia laevicaulis J. N. Hogue, J. D. Dilley 1998-8-8 125 .1 Los Angeles San Gabriel Mountains Along Forest Route 3N07 to South Mount Hawkins from Pine Flats and Crystal Lake. Road to Deer Flat, above Crystal Lake just below Deer Flat Campground. 1980 Comment
  RSA225723  Mentzelia micrantha Robert F. Thorne, M. Z. Thorne 1971-5-22 39706 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  SEINET3155019  Mentzelia micrantha Brandegee 1889-1 sn Los Angeles Santa Catalina Island Comment
  UCR220382  Mentzelia micrantha R. G. Swinney 2009-4-16 10354 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
  RSA446765  Mentzelia micrantha Anstruther Davidson 2804 Los Angeles Sierra Madre. Comment
  RSA674668  Mentzelia montana Scott D. White, Kent Hughes 2000-5-17 7883 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  UC457224  Mentzelia montana Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mts., Swartout Valley Comment
  HSC97747  Mentzelia veatchiana Richard Spjut 2003-4-8 15182 Los Angeles Old Hwy. 28, S of Gorman, E of Hwy. 5 1272 Comment
  UC1211030  Mesembryanthemum crystallinum Huron H. Smith 1912-5-9 4950 Los Angeles Redondo Comment
  POM18221  Mesembryanthemum crystallinum P. A. Munz 1923-4-13 6785 Los Angeles San Clemente Island. Comment
  UCD102818  Micranthes californica Daryl Koutnik 1978-3-16 116 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  JEPS31167  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1962-4-18 6958 Los Angeles n side of canyon on the road to Mexican Mine; Tehachapi Mountains, Tejon Ranch, Oso Canyon 1005 Comment
  RSA611852  Microseris heterocarpa Steve Boyd, Valerie Soza 1998-4-28 10160 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, top of ridge on south side of the canyon. 634 Comment
  RSA774269  Microseris lindleyi R. G. Swinney 2009-6-8 11091 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR230271  Microseris lindleyi Dan S. Cooper 2011-4-18 411- 12 B Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  RSA95241  Microseris lindleyi F. W. Peirson 1923-4-12 3453 Los Angeles Wilson's Cove, San Clemente Island. Comment
  RSA587223  Mimulus androsaceus Orlando Mistretta 1995-4-21 1636 Los Angeles San Gabriel Mtns., Little Rock Creek, Unnamed canyon draining the west slopes of Little Rock Creek Canyon 0.5 mi. N of Kitter Canyon. 1372 Comment
  RSA660443  Mimulus aurantiacus Orlando Mistretta 1992-6-17 582 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA754194  Mimulus aurantiacus Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1792 Los Angeles San Gabriel River Watershed. [San Dimas Canyon, along San Dimas Cnyn Rd.] 441 Comment
  JEPS15198  Mimulus aurantiacus var. pubescens W. T. Murphy 1928-2-28 Los Angeles e Little Dalton Canyon; Pomona Quadrangle 762 Comment
  POM75  Mimulus aurantiacus var. pubescens I. M. Johnston 1917-7-28 1607 Los Angeles San Antonio Mountains, San Antonio Canyon 2287 Comment
  UC1929506  Mimulus aurantiacus var. pubescens Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 359 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 7.3mi W of gate at Mt. Baldy Road. S side road on bank. Comment
  UCR255821  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-4 12505 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA182994  Mimulus aurantiacus var. puniceus S. Carlquist, Robert F. Thorne 1966-4-29 1829 Los Angeles Santa Catalina Island. Upper slopes of Blackjack Mt., at beginning of road down to White's Landing. Comment
  CSUSB1898  Mimulus brevipes Keith Thompson 1969-11-15 Los Angeles Cedar Springs 1158 Comment
  SEINET203380 Image available Mimulus brevipes Isabella Tavares, Valera Brinson 1962-4-16 255 Los Angeles Bouquet (Boquet) canyon rd 3 mi S of Boquet Canyon Guard Station Comment
  CATA324  Mimulus cardinalis Mark L. Hoefs 1973-7-13 353 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, stream bed at bridge 22 Comment
  CLARK-A1528-863  Mimulus cardinalis Kathi Klimberg 1970-5-24 Los Angeles Santa Catalina Island Comment
  RSA187645  Mimulus cardinalis Robert F. Thorne 1966-9-14 36638 Los Angeles Santa Catalina Island: lower Middle Ranch Canyon, ca. 3/4 mile above Ben Weston Beach 53 Comment
  RSA311409  Mimulus cardinalis Cheryl A. Lawson 1971-7-9 418 Los Angeles Little Tujunga Canyon, San Gabriel Mountains, Angeles National Forest. Comment
  RSA420661  Mimulus cardinalis F. R. Fosberg 1931-5-6 S- 4818 Los Angeles Santa Catalina Island, Cape Canyon. 260 Comment
  RSA628631  Mimulus cardinalis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  SEINET13387126 Image available Mimulus cardinalis R. G. Swinney 2011-1 15384 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  RSA132232  Mimulus cardinalis Gale Sphon 1959-6-27 376 Los Angeles West of junction of Big Rock Creek Road with paved road, San Gabriel Mountains. 2058 Comment
  RSA550427  Mimulus floribundus Tim S. Ross 1992-7-10 6652 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  UCR102371  Mimulus floribundus L. C. Wheeler 1967-6-26 9870 Los Angeles San Gabriel Mtns, Elsmere Canyon 466 Comment
  SBBG71134  Mimulus guttatus P. DeVries 2013-4-5 7820 Los Angeles ca. 1.5 air mi Wof the Gorman offramp on the N bound 15, along Gorman Post Rd, N Side 1097 Comment
  RSA80445  Mimulus guttatus F. W. Peirson 1920-4-25 2116 Los Angeles Verdugo Canyon 274 Comment
  SBBG55158  Mimulus guttatus B. Shervanick 1973-7-12 995 Los Angeles Bear Flats, about 1.5 mi from Baldy Village on Bear Flats Trail 1584 Comment
  PASA94  Mimulus longiflorus Los Angeles Comment
  RSA0106828  Mimulus moschatus R. G. Swinney 2011-6-15 15195 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA775508  Mimulus palmeri Orlando Mistretta, Christine Mistretta 2010-5-20 5168 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA0056578  Mimulus parishii Orlando Mistretta, Christine Mistretta 1995-5-2 1664 Los Angeles San Gabriel Mountains. Carr Canyon. 1082 Comment
  UCR209981  Mimulus pilosus R. G. Swinney 2008-7-24 9293 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  POM123159  Minuartia douglasii Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  UCD169569  Minuartia douglasii R. G. Swinney 1998-6-16 6977 Los Angeles San Gabriel Mtns., ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
  UCR206519  Mirabilis jalapa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36949 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  UCR259587  Mirabilis laevis R. G. Swinney 2010-4-15 12226 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA177858  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  UC150084  Mirabilis laevis var. crassifolia LeRoy Abrams 1902-6-9 2504 Los Angeles Playa del Ray Comment
  UC56364  Mirabilis laevis var. crassifolia Ernest Braunton 1903-1-6 795 Los Angeles Griffith Park Comment
  UCR280657  Mirabilis laevis var. crassifolia R. G. Swinney 2014-5-21 16621 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  SD85194  Mirabilis laevis var. crassifolia E. R. Blakley 1962-6-10 5238 Los Angeles San Clemente Island; above and north of Seal Cove. 60 Comment
  SDSU8453  Mirabilis laevis var. crassifolia Gerald Collier 1951-3-22 M 151 Los Angeles Faculty Hill; 1/2 mile West of UCLA campus-slope leading to dry ravine. Comment
  UC212963  Mirabilis laevis var. crassifolia S. B. Parish 1918-6-5 11877 Los Angeles Playa del Ray Comment
  RSA69462  Mirabilis laevis var. retrorsa F. W. Peirson 1932-4-17 9846 Los Angeles Below the Lovejoy Dam, Lovejoy Buttes, Mojave Desert. 762 Comment
  CAS-BOT-BC434878  Mirabilis multiflora var. pubescens Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley Comment
  CAS-BOT-BC435030  Mollugo verticillata A. C. Sanders; Dan S. Cooper 2010-8-5 38534 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. 24 Comment
  SBBG127545  Mollugo verticillata A. C. Sanders with D. S. Cooper 2010-8-5 38534 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  RSA552479  Monardella breweri subsp. breweri D. Charlton 1991-6-23 5448 Los Angeles Devils Punchbowl Rd.. near State Park border, Sand Rock Creek, Mt. Williamson Drainage, Pleasant View Ridge desert foothills of the San Gabriel Mtns. 1341 Comment
  UC72138  Monardella breweri subsp. lanceolata Miss E. D. Palmer November, 1904 Los Angeles Vicinity Los Angeles Comment
  JEPS63313  Monardella cinerea Frank W. Peirson 1918-6-8 182 Los Angeles Baldy (Mt. San Antonio); San Gabriel Mts. 2286 Comment
  RSA408579  Monardella exilis N. C. Cooper 1949-5-16 3657 Los Angeles Lancaster 718 Comment
  RSA600984  Monardella lanceolata Louis C. Wheeler 1967-6-26 9885 Los Angeles Elsmere Canyon. 441 Comment
  RSA401612  Monardella linoides subsp. stricta Bonnie C. Templeton 1932-8-25 5067 Los Angeles Big Rock Creek, San Gabriel Mts. 1905 Comment
  CAS-BOT-BC220436  Monardella saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  CAS-BOT-BC349494  Monolopia lanceolata A. J. McClatchie 1897-4-9 s.n. Los Angeles Palos Verdes Hills near Redondo Comment
  LA88353  Monolopia lanceolata O. H. Kappler; 1944-4-16 587 Los Angeles Santa Monica Mountains, Monte Nido 213 Comment
  UC1484362  Monolopia lanceolata Dale E. Johnson with J. L. Strother 1974-4-24 92 Los Angeles 12.8 km (8 mi) e of I-5 (Lebec-Castaic Highway) on n side Antelope Valley Road; w Antelope Valley Comment
  UC849821  Mucronea californica Alice Eastwood 1913-5-11 3145 Los Angeles San Fernando Wash Comment
  UC1537270  Mucronea perfoliata Gordon H. True Jr. 1935-5-17 308 Los Angeles in hills s Littlerock 914 Comment
  RSA661014  Muhlenbergia appressa Orlando Mistretta 1992-4-5 154 Los Angeles Guds, San Clemente Island. Comment
  SBBG59545  Muhlenbergia californica V. Duran 1933-8-11 3546 Los Angeles South Fk Big Rock Crk 1600 Comment
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Aug 9 2010
  UCR210288  Muhlenbergia californica R. G. Swinney 2008-7-16 9266 Los Angeles San Gabriel Mtns., Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  POM214613  Muhlenbergia microsperma Joseph A. Ewan 1932-3-5 7027 Los Angeles Mandeville Canyon 366 Comment
  SBBG19162  Muhlenbergia microsperma M. A. Piehl 1963-12-7 631038 Los Angeles opposite Pyramid Head on SE tip of island 21 Comment
  RSA729338  Muhlenbergia richardsonis R. G. Swinney 1999-6-30 7482 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. 1561 Comment
  POM305931  Muilla maritima Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1217 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA589197  Nama demissa Tim S. Ross 1991-4-27 4675 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg SW of Three Sisters buttes. 982 Comment
  SBBG44365  Nama demissa G. Sphon, D. Hearn 1956-5-30 4 Los Angeles Black Butte Comment
  RSA74724  Nama demissa var. demissa F. W. Peirson 1921-5-19 2415 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  POM156280  Nama stenocarpa L. R. Abrams 1902-6-19 2572 Los Angeles Soldier s Home Comment
  SBBG128448  Nassella pulchra M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1776 Los Angeles open slope above Parson's Landing 213 Comment
  RSA431550  Nasturtium officinale Tisdale 1929-5-12 20653 Los Angeles Malibu Ranch Comment
  POM3574  Navarretia hamata subsp. hamata Fred Cox 1916-5-2 s.n. Los Angeles Claremont. 365 Comment
  CATA1373  Navarretia hamata subsp. leptantha Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2495 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  UC125016  Navarretia hamata subsp. leptantha T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  SBBG129308  Nemacladus longiflorus var. breviflorus A. Parikh, N. Gale 2012-5-12 3592 Los Angeles N of Aliso Cyn, 0.1 km W of Angeles Forest Hwy, 1.2 km N of Aliso Cyn Rd; San Gabriel Mtns 1200 Comment
  RSA621309  Nemacladus sigmoideus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  SDSU6082  Nemophila menziesii A. H. Gallup 1949-3-18 345 Los Angeles 366 Comment
  UCSB49825  Nemophila menziesii Reisentz, Paul 1975-3-20 Los Angeles 2 miles east of Stunt Rd.; from Mulholland Hwy.; Santa Monica Mountains 365 Comment
  RSA729936  Nemophila menziesii var. integrifolia R. G. Swinney, D. W. Larson 1999-6-25 7414 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  RSA304020  Nemophila menziesii var. integrifolia Jim R. Shevock 1971-3-28 823 Los Angeles Mapleleaf Cyn, San Gabriel Mtns. 488 Comment
  RSA421484  Nemophila menziesii var. integrifolia L. E. Hoffman 1932-3-12 17170 Los Angeles Arrastre Canyon Comment
  RSA597559  Nicotiana attenuata Tim S. Ross, Bob Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3752 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA0060115  Nicotiana clevelandii F. W. Peirson 1091 Los Angeles Ballona, coast of Los Angeles Co. Comment
  RSA0083314  Nicotiana glauca R. G. Swinney 2010-3-22 12025 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UC1871018  Nicotiana glauca T. S. Ross, W. Appleby 1993-5-19 7179 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W T3N NE/4 NW/4 SW/4 sect 15; elevation ca. 2520 ft. 768 Comment
  LA33445  Nicotiana glauca Peter H. Raven; 1958-9-28 13734 Los Angeles SANTA MONICA MOUNTAINS, Elysian Park 198 Comment
  SEINET10818931  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3934 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  CATA666  Nuttallanthus texanus Mark L. Hoefs 1991-4-23 1155 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCR193435  Oenothera californica R. G. Swinney 1999-6-5 7266 Los Angeles San Gabriel Mtns., ridge extending west from Big John Peak, above Big John Flat 1817 Comment
  SFV2524  Oenothera deltoides subsp. cognata T. L. Kasbeer 1963-11-6 s. n. Los Angeles Mojave Desert Quartz Hill along 50th Street West at Avenue L, 9 miles southwest of Lancaster. 740 Comment
  RSA622845  Oenothera elata subsp. hirsutissima Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  UC1007153  Oenothera glazioviana P. A. Munz 1938-6-15 15243 Los Angeles Claremont Comment
  UCR224396  Oenothera rosea Justin M. Wood 2010-4-12 1461 Los Angeles city of Claremont, Metrolink Train Station, just west of College Avenue Comment
  SBBG12222  Oligomeris linifolia P. H. Raven 1962-5-8 17601 Los Angeles near S end of Seal Cove 15 Comment
  RSA779451  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11223 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCR139922  Opuntia littoralis var. vaseyi Scott D. White 1997-5-15 5153 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  RSA0116851  Opuntia phaeacantha R. G. Swinney 2010-6-1 13087 C Los Angeles San Gabriel Mountains; Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  UCR209527  Oreonana vestita R. G. Swinney 2008-7-3 9158 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  NY380493  Ornithostaphylos oppositifolia C. W. Tilforth 1976-3-10 1205 Los Angeles Comment
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Mar 2 2013
  RSA402057A  Orthocarpus purpurascens Louis C. Wheeler 1932-3-23 515 Los Angeles Sandy open field, San Gabriel 107 Comment
  JEPS20205  Osmadenia tenella A. J. McClatchie 1893-4-29 12 Los Angeles near Pasadena Comment
  SEINET6645789  Oxalis albicans G. B. Grant 898 Los Angeles Pasadena Comment
  UC17198  Oxalis albicans subsp. californica W. H. Brewer Feb 1861 164 Los Angeles San Gabriel Comment
  CATA2959  Oxalis californica Sarah Ratay 2008-8-4 104 Los Angeles Santa Catalina Island 0 Comment
  UCSB45276  Oxalis californica Davis, K. 1979-2-24 Los Angeles Santa Monica Mtns. on a burn area at the end of Tranchas Canyon Rd. near Malibu 91 Comment
  RSA659925  Oxytheca parishii var. parishii Orlando Mistretta 1992-8-28 783 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mt. Gleason Management Unit. Angeles National Forest. Tujunga Ranger District. 1814 Comment
  RSA596427  Packera ionophylla Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3362 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1731 Comment
  RSA729310  Packera ionophylla R. G. Swinney 1998-7-2 6218 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
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Aug 31 2013
  CAS-BOT-BC121164  Paeonia californica C. F. Baker 1903-4-1 5045 Los Angeles Claremont Comment
  UCR186798  Paeonia californica Gary Kovnat, LeRoy Gross 2003-2-16 23 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  UC1922756  Panicum capillare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UCR248044  Parietaria judaica Kai T. Palenscar, Jonas Winbolt 2013-7-24 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Long Beach, northern side of Los Angeles River, under Pacific Coast Highway and West Anaheim Street overpasses 6 Comment
  RSA660123  Paspalum dilatatum Greg Wright 1971-6-3 234 Los Angeles Webb Canyon Rd, Just N of intersection of Base Line Rd. Claremont. 412 Comment
  UC1871163  Pectocarya linearis subsp. ferocula T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4931 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  RSA710839  Pectocarya linearis subsp. ferocula LeRoy Gross 2005-5-3 2202 -a Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UC1971257  Pectocarya penicillata Louis C. Wheeler 1963-5-5 8251 Los Angeles SAN GABRIEL MOUNTAINS: Bear Creek, off West Fork San Gabriel River. Comment
  UCR200017  Pectocarya penicillata Valerie Soza, Mariam Sidibeh 2003-3-26 1595 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 625 Comment
  UCR255805  Pectocarya penicillata R. G. Swinney 2010-5-12 12751 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR205462  Pectocarya setosa R. G. Swinney 2008-5-2 8738 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  POM18073  Pedicularis semibarbata Philip A. Munz 1923-5-26 6849 Los Angeles Head of Vincent Gulch, San Gabriel Mts. 1982 Comment
  IRVC29544  Pellaea andromedifolia A. C. Sanders 2003-4-29 26162 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  LA94161  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-12 1695 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near road just S of Malibu Lake. 243 Comment
  POM246790  Pellaea andromedifolia F. R. Fosberg 1931-4-1 R 83 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 60 Comment
  RSA3507  Pellaea andromedifolia C. B. Wolf 1932-5-9 3450 Los Angeles Santa Catalina Island: near base of cliff Pebbly Beach, hillside canyon 30 Comment
  LA94133  Pellaea mucronata var. mucronata Peter H. Raven; Henry J. Thompson 1959-4-3 13912 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, 3.8 mi N of Pacific Coast Hwy. 548 Comment
  RSA238243  Penstemon caesius Robert F. Thorne, M. Z. Thorne 1969-7-10 38356 Los Angeles San Gabriel Mts; Angeles National Forest; ca. 1 mile W of Wrightwood along Wrightwood-Big Pines Hwy. 1951 Comment
  UCR204256  Penstemon caesius Naomi Fraga, Duncan Bell 2008-6-30 2294 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
  UCR271304  Penstemon grinnellii R. G. Swinney 2011-10-10 15753 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
  SBBG4556  Penstemon grinnellii D. Kershaw 1998-6-5 Los Angeles Pine Cyn Rd, E of St Hwy 138 1127 Comment
  NY601183  Penstemon grinnellii var. grinnellii F. W. Pennell 1940-6-24 25998 Los Angeles Pine Mountain, south of Swartout 2468.9 Comment
  UCR149785  Penstemon heterophyllus Scott D. White, Pam Devries 2004-6-14 10495 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  SBBG25466  Penstemon heterophyllus M. Vincent 1961-5-10 45 Los Angeles Malibu Cyn Rd 0.25 mi N of Tapia Park Comment
  RSA582211  Penstemon heterophyllus var. australis Tim S. Ross 1992-7-26 6782 Los Angeles North foot of Red Mtn on the S side of Ruby Canyon stream ca 320-360 m WNW of Ruby Spring 784 Comment
  RSA0116834  Penstemon rostriflorus R. G. Swinney 2010-9-21 13861 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  RSA638231  Penstemon rostriflorus Louis C. Wheeler 1967-9-4 10653 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  RSA771609  Penstemon rostriflorus Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42210 Los Angeles Angeles National Forest: Just below peak of Mt. Waterman 2439 Comment
  RSA774604  Penstemon rostriflorus R. G. Swinney 2009-7-29 11416 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR124870  Penstemon spectabilis B. C. Templeton 1933-5-15 5126 Los Angeles Southern Coastal Plain, Highland Ave., Los Angeles 152 Comment
  SD234199  Penstemon spectabilis Virginia Pinkus Ryder 1964-6-20 232 Los Angeles Angeles Crest - Switzers Camp. W slope. 1067 Comment
  RSA401897  Penstemon spectabilis subsp. subviscosus M. B. Dunkle 1933-7-11 3661 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  JEPS7417  Penstemon spectabilis var. subviscosus Ira W. Clokey, B. Templeton 1929-3-26 4475 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 300 Comment
  POM7596  Pentachaeta aurea P. A. Munz 1920-3-9 3266 Los Angeles Claremont. 396 Comment
  RSA0070768  Pentagramma triangularis Ron Martinolich 1991-5-16 79 Los Angeles Los Angeles, Griffith Park, Bee Rock Trail, from trailhead of lower, eastern end, west along trail about 0.4-0.5 mile, at sharp left turn south, on bank west of trail. Comment
  RSA687367  Pentagramma triangularis subsp. triangularis L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  RSA687375  Pentagramma triangularis subsp. triangularis L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard's Can. Angeles National Forest Comment
  RSA687402  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1928-4-21 1882 Los Angeles Santa Catalina Island: wooded hillside, Renton Mine 304 Comment
  UCSB62230  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-4-16 Los Angeles Santa monica Mtns., Calabasas Rd., ca. 1 1/2 mi. w. of Calabasas, ravine so. of the road 304 Comment
  RSA0060252  Pentagramma viscosa Geo L. Moxley 1919-5-6 688 Los Angeles Catalina Island. Comment
  RSA781816  Perideridia parishii subsp. latifolia R. G. Swinney 2009-7-22 11364 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  OBI19651  Peritoma arborea Kell Jensen 1966-4-22 34 Los Angeles Escondido Canyon on Escondido cyn rd W of hwy 14 884 Comment
  UCSB7000  Peritoma arborea Wedberg, H. 1957-2-17 Los Angeles Point Dume 15 Comment
  CAS-BOT-BC73755  Peritoma arborea var. arborea Volney Rattan 1880-3-1 s.n. Los Angeles Santa Monica Comment
  SD69594  Peritoma arborea var. arborea Robert F. Thorne, P. Everett 1965-5-11 34649 Los Angeles Santa Catalina Island;just above Cottonwood Dam in Cottonwood Canyon. 60 Comment
  CAS-BOT-BC355973  Perityle emoryi Carl Epling 1931-5-12 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  LA200260  Perityle emoryi Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SEINET3923760  Persicaria lapathifolia Louis C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills.; 0 259 Comment
  UC68840  Petalonyx thurberi subsp. thurberi H. M. Hall July, 1905 6717 Los Angeles near Saugus Saugus Comment
  SFV17084  Petroselinum crispum J. N. Hogue Jul 1997 s. n. Los Angeles Los Angeles, Eagle Rock. 152 Comment
  RSA653776  Phacelia brachyloba J. Bogdanoff-Lord 1989-5-17 15 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA650548  Phacelia cicutaria var. hispida A. E. Hersh 1950-7-15 s.n. Los Angeles about 3 miles from west end of Topanga Canyon. El. 152 Comment
  SEINET13383125 Image available Phacelia cicutaria var. hispida R. G. Swinney 2010-1 12112 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway; 34.15222 -117.93056 207 Comment
  SFV6661  Phacelia cicutaria var. hispida T. Gordon, K. A. Wilson, J. Cicero 1974-5-24 224 Los Angeles San Gabriel Mountains Gold Creek Canyon. Side canyon of Little Tujunga Canyon. Watts Ranch. 660 Comment
  UC1595361  Phacelia cicutaria var. hispida Tim Ross and Steve Boyd 1990-6-18 3457 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek USGS 7.5' quad (northerly draw draining to Jackson Lake) 1877 Comment
  UCR125610  Phacelia cicutaria var. hispida A. C. Sanders 2003-5-22 26824 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
  UCR255506  Phacelia cicutaria var. hispida Dan S. Cooper 2014-6-4 614- 17 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  UCR258558  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-29 13018 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  UCR280515  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-13 16500 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
  RSA136784  Phacelia cicutaria var. hispida Percy C. Everett 1960-5-30 24136 Los Angeles San Gabriel Canyon, 2.2 mi. from entrance to Angeles Nat. Forest. 366 Comment
  RSA701180  Phacelia cicutaria var. hispida Walter Wisura 2003-6-30 5169 Los Angeles Evey Canyon. Comment
  UC1375400  Phacelia davidsonii Robert F. Thorne and C. W. Tilforth 1971-6-30 40762 Los Angeles along a dry branch of creek 0.3 mi below Alder Saddle; San Gabriel Mts., Angeles National Forest, S Fork of Little 1615 Comment
  SD139561  Phacelia distans Jon Rebman, Jonathan Dunn 1996-4-29 3102 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  SD72725  Phacelia distans F. R. Fosberg 1931-4-13 S 4598 Los Angeles Santa Catalina Island; Pebble Beach. 0 Comment
  RSA650532  Phacelia distans Paul Currie 1969-07 22 Los Angeles Tapia Park, Santa Monica Mountains. 213 Comment
  RSA229176  Phacelia egena Robert F. Thorne 1971-6-30 40745 Los Angeles Pacifico Mountain 1951 Comment
  RSA649661  Phacelia fremontii Michael Horn 1991-4-30 7 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA421523  Phacelia fremontii Anstruther Davidson 1923-6-1 s.n. Los Angeles [Unspecified] Comment
  RSA75525  Phacelia fremontii F. W. Peirson 1917-5-13 963 Los Angeles Near Little Rock, Mojave Desert. Comment
  JEPS1986  Phacelia grandiflora F. W. Peirson 1918-6-4 159 Los Angeles foothills e Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA498204  Phacelia grandiflora D. A. Reynolds 1979-5-4 s.n. Los Angeles Seminole Hot Springs. 280 Comment
  RSA134024  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-14 496 Los Angeles Near junction of road to upper Chilao recreation area along road to Horse Flat Public Camp 1829 Comment
  RSA230266  Phacelia imbricata subsp. patula Robert F. Thorne 1969-7-2 38306 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  UCR159703  Phacelia imbricata subsp. patula Orlando Mistretta 1993-5-10 838 Los Angeles Transverse Ranges, San Gabriel Mtns: Big Rock Creek, Big Rock Creek Rd. just before the confluence of N and S Forks 1326 Comment
  RSA733395  Phacelia lemmonii R. G. Swinney 2001-6-2 7956 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills, junction of Tumbleweed Rd. and Long View Rd. (131st St. East) in ravine west of Long View Comment
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May 13 2009
  JEPS21081  Phacelia longipes A. D. Gifford 1935-3-31 537 Los Angeles 4 1/2 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  SEINET13276734 Image available Phacelia longipes R. G. Swinney 2011-1 14600 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 (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  JEPS1180  Phacelia minor C. E. Hutchinson 1902-6-4 Los Angeles San Gabriel Canyon San Gabriel Mts. 487 Comment
  SEINET13203274 Image available Phacelia minor R. G. Swinney 2011-1 14473 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC1611566  Phacelia minor Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4836 Los Angeles Parker Mountain Liebre Mountains, Acton 7.5' USGS Quadrangle (and ridge to sw, sw of Acton and nne of Ravenna, nw Los Angeles Co.) 1118 Comment
  UCR195268  Phacelia minor Valerie Soza, Mariam Sidibeh 2003-3-26 1598 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. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  UCR258910  Phacelia minor R. G. Swinney 2010-4-23 12353 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  POM8027  Phacelia minor M. E. Churchill 1920-3-1 3333 Los Angeles Claremont, Field N of high school Comment
  RSA650541  Phacelia minor Frank W. Hedges 1948-4-23 s.n. Los Angeles Collected 9 mi. NE of Azusa 366 Comment
  RSA660759  Phacelia minor J. Doughty 1985-5-11 124 Los Angeles Angeles National Forest: Graveyard Canyon junction of San Gabriel Road and the entrance to Follows Camp. Comment
  PASA1335  Phacelia mohavensis Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA0088568  Phacelia ramosissima R. G. Swinney 2010-5-11 12697 Los Angeles 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
  UCR127160  Phacelia ramosissima A. C. Sanders, Mark A. Elvin 2003-6-20 27009 Los Angeles Western Transverse Range/Santa Clara River Watershed, lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle 305 Comment
  RSA0103788  Phacelia tanacetifolia R. G. Swinney 2011-4-20 14464 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
  RSA428239  Phacelia viscida J. Aug. Kusche 1929-5-16 s.n. Los Angeles Beverly Terrace, ridge of Hollywood Hills 335 Comment
  RSA617457  Phacelia viscida Scott D. White 1998-6-4 6644 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community 425 Comment
  UCR127033  Phacelia viscida Mark A. Elvin 2003-4-9 2472 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa 335 Comment
  CAS-BOT-BC259060  Phalaris lemmonii Steven A. Junak 1997-4-22 SCI- 849 Los Angeles San Clemente Island: E side of island, along N side of Horton Canyon Road, ca. 0.6 miles E of San Clemente Island Ridge Road, at vernal pool area 466 Comment
  SBBG37657  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenetti Cyn Comment
  LA38517  Pholistoma auritum var. auritum Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  RSA620237  Pholistoma membranaceum B. Pitzer 1998-5-23 3732 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SBBG125863  Pholistoma membranaceum A. Parikh, N. Gale 2010-6-2 3255 Los Angeles Sierra Pelona 3.7 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
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Mar 31 2014
  UCR190460  Pholistoma membranaceum R. G. Swinney 2001-4-18 7896 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  SBBG37808  Pholistoma racemosum M. B. Dunkle 1939-4-3 7219 Los Angeles San Clemente Island Comment
  SBBG61539  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  SBBG81861  Phoradendron leucarpum subsp. tomentosum R. J. Rodin 1953-5-17 5829 Los Angeles near main hwy 3 mi S of Gorman Comment
  LA200866  Phoradendron macrophyllum Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC440425  Phoradendron macrophyllum Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mts., Topango Canyon Comment
  RSA132733  Phoradendron villosum Del Wiens 1953-12-10 880 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  RSA177760  Phyllospadix torreyi Robert F. Thorne, Percy C. Everett 1965-5-11 34595 Los Angeles Santa Catalina Island. N side of N cove of Little Harbor 5 Comment
  RSA682973  Phyllospadix torreyi Jane Olney 1936-11 s.n. Los Angeles Point Fermin Comment
  RSA0020255  Physalis acutifolia Louis C. Wheeler 1932-8-29 1308 Los Angeles 2 miles northeast of La Verne. 373 Comment
  UCR114215  Pinus attenuata A. C. Sanders, D. Malueg 1998-6-24 22078 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  UCSB11338  Pinus contorta subsp. murrayana Haller, John 1961-8-29 Los Angeles At Lodgepole Picnic Area, Angeles Crest Highway, 9.3 mi. by road west of Big Pines Ranger Station, 1.5 miles east of Dawson Saddle; San Gabriel Mts. 2316 Comment
  UCSB31763  Pinus contorta subsp. murrayana Filice, Diane 1965-5-15 Los Angeles 23.7 mi. from La Canada on Angeles Crest, San Gabriel Mountains 1676 Comment
  RSA384427  Pinus contorta var. murrayana L. E. Hoffman 1932-10-2 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy. Comment
  RSA497254  Pinus coulteri L. C. Wheeler 1966-11-30 9163 Los Angeles San Gabriel Mountains: Crystal Lake cutoff c. 1 mi S from Snow Spring, Bear Creek off W Fk San Gabriel Drainage. Scattered grove below and some trees above Hwy for c. 1 mi both N and S of Snow Spring, on SW slope Mt. Islip 1768 Comment
  CATA1923  Pinus halepensis Amy Catalano 2014-9-22 013 Los Angeles Santa Catalina Island: Roy Rose Garden 444 Comment
  CATA1822  Pinus pinea Benjamin E. Carter 2012-8-31 7023 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  RSA594962  Pinus sabiniana T. S. Ross 1995-4-26 8390 Los Angeles Upper end of LIEBRE GULCH along Forest Service Road 8N05. 1122 Comment
  JEPS46892  Pinus sabiniana W. L. Jepson 1929-1-10 15100 Los Angeles Liebre Mts. Comment
  UCR1279  Pityrogramma triangularis F. C. Boutin 1960-5-4 s.n. Los Angeles San Gabriel Mtns., East side of the lake in San Dimas Canyon 457 Comment
  CAS-BOT-BC71773  Pityrogramma triangularis var. viscosa M. B. Dunkle 1939-4-4 7244 Los Angeles Chenetti Canyon, San Clemente Island Comment
  SBBG119433  Plagiobothrys acanthocarpus S. D. White with S. Leatherman, D. Bramlet, A. Oneal, W. Sangkatavat 2001-4-24 8414 Los Angeles Grasshopper Cyn area near Castaic Lake 518 Comment
  RSA639274  Plagiobothrys arizonicus R. F. Thorne 1973-5-11 43518 Los Angeles San Gabriel Mts.: Dry ridge N of Shoemaker Canyon between Mile High and Valyermo 1341 Comment
  JEPS68018  Plagiobothrys canescens W. L. Jepson 1939-4-21 19222 Los Angeles Saugus Santa Clara River Valley Comment
  JEPS68011  Plagiobothrys collinus Frank W. Peirson 1921-6-15 997 Los Angeles Pine Flats to Chilao; San Gabriel Mountains 1676 Comment
  RSA250634  Plagiobothrys collinus var. fulvescens R. F. Thorne 1971-4-2 41412 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  RSA591988  Plagiobothrys collinus var. gracilis Mark Hoefs, D. Propst 1973-4-6 160 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  RSA595367  Plagiobothrys nothofulvus L. C. Wheeler 1967-5-8 9362 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  RSA0115702  Plagiobothrys tenellus Andrew C. Sanders, Teresa B. Salvato 2007-4-24 33478 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c.1.25 mi SW of National Cement Plant. 1159 Comment
  CATA1747  Plantago coronopus Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3175 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  UC303443  Plantago coronopus S. B. Parish 1916-3-31 10751 Los Angeles Pebble Beach Santa Catalina Island Comment
  SBBG98634  Plantago erecta T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5333 Los Angeles between Box and Horse Cyns 484 Comment
  UC888390  Plantago erecta F. R. Fosberg 1931-3-26 S 4383 Los Angeles w Hamilton Canyon Santa Catalina Island 80 Comment
  RSA595339  Plantago erecta Louis C. Wheeler 1967-5-8 9333 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  SD39910  Plantago erecta EA Purer 1931-3-12 1515 Los Angeles Near El Segundo, Grassy flat. Comment
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Nov 21 2019
  SD253520  Plantago lanceolata R. G. Swinney 2011-3-26 14208 Los Angeles San Gabriel Mts. San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1-0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  SD113746  Plantago lanceolata Darley F. Howe May 1915 66 Los Angeles Claremont Comment
  POM4542  Plantago major I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA661095  Plantago ovata var. insularis Orlando Mistretta 1992-4-5 207 Los Angeles Guds, San Clemente Island. Comment
  UCD124556  Plantago ovata var. insularis Robert F. Thorne; Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36731 Los Angeles Santa Catalina Island; Salta Verde, approximately N of Salta Verde Point. 243 Comment
  RSA591981  Plantago patagonica Mark Hoefs, D. Propst 1973-3-14 95 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  RSA0115474  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  RSA401711A  Platanus racemosa Fay A. MacFadden 1931-3-16 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR270081  Platanus racemosa R. G. Swinney 2011-3-17 14110 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UC1280826  Platanus racemosa H. E. McMinn 1934-3-28 3449 Los Angeles San Gabriel Comment
  SEINET3093588 Image available Platystemon californicus Richard G. Swinney 2009-5-5 10650 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert; Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing (Palmdale 7.5 Q.) 963 Comment
  RSA0038382  Platystemon californicus Carol Haines 1964-5-23 159 Los Angeles 21 miles from beginning of Old Ridge Route. 1524 Comment
  RSA93086  Pluchea odorata F. W. Peirson 1924-8-24 5093 Los Angeles Road from Artesia to Hungtington Beach. Comment
  UC829263  Pluchea sericea Ezra C. Knopf 494 Los Angeles Santa Catalina Island Comment
  RSA709815  Poa Gary D. Wallace, Ann Hiller 1983-5-18 2049 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  SEINET10822307  Poa scabrella F. R. Fosberg 1931-3-20 Fosberg 54310 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. S. vrall. Upper Sonoran Zone. 20 Comment
  RSA0110205  Poa secunda Richard G. Swinney 2011-5-16 14739 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 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA708579  Poa secunda Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1165 Los Angeles Ridgetop above McDonald Creek. 427 Comment
  RSA78228  Poa secunda J. C. Roos 1951-5-27 5055 Los Angeles flats between Lancaster and rosamond 701 Comment
  SEINET11689913  Poa secunda E. A. Kellogg, Taylor, E. L. 1980-1 321 Los Angeles on county road N2 1219 Comment
  UCR138524  Poa secunda subsp. juncifolia L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns, Bluebird Truck Trail, near Big Dalton Canyon 732 Comment
  RSA550289  Poa secunda subsp. secunda Walter Wisura, G. perez 1992-5-19 4773 Los Angeles W- Mojave: Mountain Brook Ranch near Valyermo. Comment
  RSA709680  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 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
  UCR205679  Polycarpon tetraphyllum A. C. Sanders, T. B. Salvato 2009-5-18 36810 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  UCR271832  Polycarpon tetraphyllum R. G. Swinney 2010-3-24 12102 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  UC450155  Polygala cornuta var. fishiae A. Davidson, M. D. 3263 Los Angeles Crags Club St. Monica Mts. Comment
  RSA250081  Polygonum arenastrum Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42181 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: Jackson Lake 1875 Comment
  SBBG61504  Polygonum aviculare M. N. Ackley -Jun-1926 882 Los Angeles Eagle Rock 182 Comment
  SEINET4138034 Image available Polygonum hydropiperoides Dan S. Cooper 2011-7-23 711 -90 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  RSA65870  Polygonum hydropiperoides var. asperifolium F. W. Peirson 1923-1-21 1792 Los Angeles Pond north of East Lake Park, Los Angeles. Comment
  CAS-BOT-BC71908  Polypodium californicum Geo. B. Grant 1902-6-1 1026 Los Angeles Sierra Madre Mts. Comment
  POM12198  Polypodium californicum M. L. Kendall 1921-1-20 16 Los Angeles San Jose Hills. Comment
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Feb 2 2017
  POM158009  Polypodium californicum M. B. Dunkle 1928-3-11 1727 Los Angeles Santa Catalina Island: near falls Grand canyon 183 Comment
  UCSB62391  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  UCSB62376  Polypodium californicum Kiefer, Lawrence 1967-2-22 Los Angeles San Gabriel Mtns., E of Newhall, Pole Canyon tributary of Santa Clara River, ca. 2mi upstram from confluence 762 Comment
  UCSB62398  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  SEINET10593642  Polypogon monspeliensis Joseph A. Ewan 1936-7-22 Ewan 9801 Los Angeles Occasional on drier ground of open cienega. Big Pines mdw. San Gabriel mts. 2073 Comment
  RSA85035  Polystichum imbricans subsp. curtum F. W. Peirson 1919-12-2 1507 Los Angeles West fork of Rubio Canyon, south base of San Gabriel Mtns 838 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
  POM184694  Populus balsamifera subsp. trichocarpa Joseph A. Ewan 1932-6-12 7374 Los Angeles Stuart Mill. Mill Creek Fork. Tujunga Creek. San Gabriel Mtns. 960 Comment
  RSA607600  Portulaca oleracea L. C. Wheeler 1966-10-25 9065 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCR66434  Potentilla egedii var. grandis I. M. Johnston 1917-6-10 1336 Los Angeles South Coast, Ballona Creek near Mesmer Comment
  SBBG72444  Potentilla gracilis var. fastigiata Anstruther Davidson 1895-1 Los Angeles Big Rock Crk Comment
  NY689141  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  LA208096  Poterium sanguisorba Louis C. Wheeler; 1932-7-25 1102 Los Angeles Thompson Wash 2.5 mi. ne La Verne 380 Comment
  RSA599346  Prunus dulcis Steve D. Boyd, Lauren Raz 1997-3-26 9375 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, upper end of Bouquet Canyon, south of Lincoln Crest near end of off-highway vehicle trail which begins at Bouquet Canyon Road. 1311 Comment
  CAS-BOT-BC157930  Prunus emarginata Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  RSA453301  Prunus fasciculata var. fasciculata L. E. Hoffman 1932-3-27 s.n. Los Angeles Big Rock Creek. Comment
  RSA453252  Prunus ilicifolia Gordon Pilone, Mark Parratt 1962-6-24 499 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  RSA580738  Prunus ilicifolia Tim S. Ross, Steve D. Boyd 1994-5-25 7931 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  LA52091  Prunus ilicifolia subsp. ilicifolia Carl Epling; L. Ellison 1929-3-30 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA13087  Prunus ilicifolia subsp. ilicifolia Carl B. Wolf 1935-9-18 7569 Los Angeles 1 mile east of Newhall, Placerita Canyon. Along Placerita Creek. 396 Comment
  SDSU9173  Prunus ilicifolia subsp. ilicifolia Gerald Collier 1951-4-17 M 241 Los Angeles Immediately south of Vivarium, UCLA Campus. Comment
  SBBG13788  Prunus ilicifolia subsp. lyonii M. A. Piehl 1962-10-3 62511 Los Angeles Cherry Valley NE of isthmus Comment
  LA208154  Prunus ilicifolia subsp. lyonii Joseph Dunlavy; 1934-5-4 4488 Los Angeles SANTA CATALINA ISLAND, Santa Catalina Island. S side near isthmus. Comment
  RSA534015  Prunus lyonii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5278 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396') 305 Comment
  CAS-BOT-BC159728  Prunus occidentalis W. S. Lyon 1884-7-1 s.n. Los Angeles Ravines: St. Catalina Island Comment
  LA32061  Pseudognaphalium biolettii Peter H. Raven; 1959-2-15 13786 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  RSA720242  Pseudognaphalium biolettii LeRoy Gross 2007-4-27 2657 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  UCR272970  Pseudognaphalium biolettii R. G. Swinney 2011-4-26 14517 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UCR96410  Pseudognaphalium biolettii Scott D. White 1997-2-2 4655 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  CAS-BOT-BC356710  Pseudognaphalium californicum Alice Eastwood 1906-5-27 6 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  SBBG130733  Pseudognaphalium californicum S. A. Junak 2000-5-6 SCa 1264 Los Angeles W side of Empire Landing Rd, 2.8 mi from intersection with Airport Rd 195 Comment
  UC729586  Pseudognaphalium californicum Carl B. Wolf 1932-5-9 3483 Los Angeles left (e) fork Pebbly Beach Canyon (1/3 mi above Mexican Houses); Santa Catalina Island, Pebbly Beach Canyon 152 Comment
  UC31982  Pseudognaphalium californicum J. H. Barber 1897-3-16 69 Los Angeles Santa Monica Experimental Station Comment
  CAS-BOT-BC357291  Pseudognaphalium microcephalum Tim Ross; Orlando Mistretta 1993-5-27 7323 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  UC53985  Pseudognaphalium microcephalum H. P. Chandler 1902-9-9 2031 Los Angeles Ballona Marshes Comment
  CAS-BOT-BC357624  Pseudognaphalium stramineum Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon Comment
  CAS-BOT-BC80067  Pseudotsuga macrocarpa W. R. Dudley; F. H. Lamb 1896-6-8 4362 Los Angeles King's Canyon, Liebre Mountains Comment
  RSA393782  Psilocarphus tenellus L. C. Wheeler 1934-3-29 2482 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  UCR202534  Pterospora andromedea R. G. Swinney 2001-8-9 8024 Los Angeles San Gabriel Mtns., Mount Williamson, western ridge 2515 Comment
  LA33819  Pterostegia drymarioides Peter H. Raven; 1959-5-9 14178 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA0113807  Pterostegia drymarioides LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7546 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA392914  Pterostegia drymarioides Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  SD69669  Pterostegia drymarioides Robert F. Thorne, P. C. Everett 1965-6-22 34844 Los Angeles Santa Catalina Island, Renton Mine area 244 Comment
  UCR206424  Pterostegia drymarioides R. G. Swinney 2008-6-4 8934 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  CAS-BOT-BC421206  Pterostegia drymarioides Tim Ross; Orlando Mistretta 1993-5-27 7341 Los Angeles W end of the San Gabriel Mtns: Wilson Canyon 621 Comment
  UCR223617  Purshia glandulosa R. G. Swinney 2009-6-17 11214 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  SD262370  Purshia tridentata var. glandulosa R. G. Swinney 2014-4-24 16228 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. Site of small, c. 4 ac., fire in 2013. 1244 Comment
  UCR146687  Pycnanthemum californicum Scott D. White 2004-8-20 10729 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  RSA584120  Pyracantha koidzumii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2988 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA717032  Pyrus communis Gary Kovnat, LeRoy Gross 2003-2-16 28 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  POM48579  Quercus X grandidentata George B. Grant 1904-6-14 s.n. Los Angeles Monrovia Comment
  JEPS40261  Quercus X macdonaldii Mrs. Blanche Trask 1834-4-23 Los Angeles Catalina Island Comment
  RSA177664  Quercus X macdonaldii Robert F. Thorne, P. Everett 1965-5-12 34639 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  RSA188264  Quercus X macdonaldii Robert F. Thorne 1966-4-28 36189 Los Angeles Santa Catalina Island: bottom of gully alongside small stream running S from Hay Press Reservoir. 396 Comment
  RSA612079  Quercus agrifolia var. agrifolia Valerie L. Soza 1998-4-26 68 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  UCSB1037  Quercus agrifolia var. agrifolia Wedberg, H. 1957-3-3 Los Angeles Old Topanga Canyon Comment
  UCD170862  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2000-8-29 00- 750 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  POM18613  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  RSA654433  Quercus berberidifolia Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 987 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  UCD56576  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  UCR177729  Quercus berberidifolia LeRoy Gross 2000-10-28 303 A Los Angeles Los Angeles Basin region; Verdugo Mtns., 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
  CHSC5103  Quercus chrysolepis M. MacArthur 1967-7-16 88 Los Angeles Charlton Flat ca. 1 mi from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  POM129223  Quercus chrysolepis George B. Grant 1902-6-10 s.n. Los Angeles Mt Wilson. 1677 Comment
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Nov 12 2010
  POM296370  Quercus chrysolepis Lyman Benson 1945-6-5 11755 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA479374  Quercus chrysolepis Mark Hoefs 1974-9-25 565 Los Angeles West fork of Gallagher's Canyon 213 Comment
  RSA733559  Quercus chrysolepis R. G. Swinney 1998-8-13 6759 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  SFV20735  Quercus chrysolepis J. N. Hogue 2006-8-20 281 .1 Los Angeles San Gabriel Mountains Angeles Crest Christian Camp. 1850 Comment
  SFV870  Quercus chrysolepis P. G. Kilburn 1957-12-1 559 Los Angeles San Gabriel Mountains Just north of Mount Wilson Park. 1829 Comment
  UC148018  Quercus chrysolepis C. F. Baker 1909-3-20 5240 Los Angeles near Claremont Comment
  UCD45457  Quercus chrysolepis R. L. Armacost 1962-10-6 1510 Los Angeles Canyon Oak. Upper San Antonio Canyon near Claremont. Comment
  RSA605182  Quercus douglasii Louis C. Wheeler 1962-5-19 8050 Los Angeles Catalina Island, Valley of Ollas. Comment
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Sep 6 2014
  CAS-BOT-BC86221  Quercus dumosa Geo. B. Grant 1902-8-1 5027 Los Angeles Catalina Island. Avalon Comment
  CAS-BOT-BC86355  Quercus dumosa Ernest Braunton 1902-7-1 545 Los Angeles Griffith Park 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
  CAS-BOT-BC86404  Quercus dumosa Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Comment
  UCSB68636  Quercus durata Gross, LeRoy 2000-10-28 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) 304 Comment
  RSA653364  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 299 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) 305 Comment
  UC1922645  Quercus durata var. gabrielensis Valerie L. Soza, Laura Moore 2000-5-10 852 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. Near 34deg 14' 29.3'' N 118deg 18' 4.8'' W T2N R14W NE/4, SW/4 sec. 2 Comment
  CAS-BOT-BC94186  Quercus engelmannii Le Roy Abrams 1901-4-13 1490 Los Angeles Sierra Madre Comment
  SEINET2066426 Image available Quercus engelmannii C. Francis Shutts 1949-10-7 196 Los Angeles E. of Webb Canyon, NW of Claremont, Pomona Valley Drainage 579 Comment
  UC630412  Quercus engelmannii Annetta Carter 1940-1-11 1489 c Los Angeles e side of canyon at head of Baldwin Avenue (foothills of the San Gabriel Mountains); Sierra Madre, San Gabriel Mountains 320 Comment
  UC847939  Quercus engelmannii L. W. Nuttall 1920-5-7 149 Los Angeles Santa Catalina Island Comment
  UCD170605  Quercus engelmannii D. O. Burge 2017-9-17 2308 Los Angeles San Gabriel Mountains, Bailey Canyon Park, N of Sierra Madera. 350 Comment
  POM290533  Quercus john-tuckeri Lyman Benson 1951-10-23 14831 Los Angeles 1 mile below Jackson Lake, Big Pines to Valyermo. 1524 Comment
  UCD46688  Quercus kelloggii F. W. Peirson 1921-7-3 1708 Los Angeles Rock Creek, San Gabriel Mountains. (Leaves July 3, 1921; Flowers May 26, 1923). 1996 Comment
  SBBG37693  Quercus pacifica R. Moran 1941-3-14 708 Los Angeles Middle Ranch, near crk 200 Comment
  UCSB1136  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Swain Canyon, lower end, Santa Catalina Island Comment
  SBBG26456  Quercus tomentella R. F. Thorne 1966-5-31 36431 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 426 Comment
  SD234137  Quercus wislizeni Virginia Pinkus Ryder 1964-7-1 243 Los Angeles Road to Mount Wilson. 1562 Comment
  RSA87153  Quercus wislizeni var. frutescens F. W. Peirson 1919-5-10 403 Los Angeles Trail from Arraster [Arrastre] Creek to Mt. Gleason, San Gabriel Mts 1524 Comment
  SBBG59050  Quercus wislizeni var. frutescens R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA0084874  Rafinesquia californica R. G. Swinney 2010-5-4 12548 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA233402  Rafinesquia californica R. F. Thorne 1966-4-17 36116 Los Angeles San Clemente Island. On steep canyon slope near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  UCR191163  Ranunculus cymbalaria R. G. Swinney 1999-7-5 7513 Los Angeles San Gabriel Mtns., head of Cedar Canyon, stream bottom NW of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2012 Comment
  SBBG28533  Ranunculus hebecarpus L. C. Wheeler 1934-3-24 2467 Los Angeles Live Oak Cyn 472 Comment
  SEINET11261094  Raphanus sativus K. Dobry 1991-6-13 d 719 Los Angeles SW section of Soka University, Los Vergenes Road and Mulholland Hwy. Santa Monica Mountains.; 0 Comment
  UCR209443  Rhamnus californica R. G. Swinney 1969-4-22 352 Los Angeles San Gabriel Mtns., Glendora, foothills 0.5 mi. north of Sierra Madre Ave., above north end of Rainbow Dr. 354 Comment
  SEINET12210149  Rhamnus californica I. W. Clokey, Templeton, B. 1929-1 4442 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA594650  Rhamnus californica subsp. californica Steve Boyd, Lauren Raz 1996-10-29 9105 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
  RSA607927  Rhamnus californica subsp. californica Louis C. Wheeler 1961-6-13 7880 Los Angeles Pacoima Canyon near Dutch Louie Camp. 716 Comment
  POM2828  Rhamnus crocea P. A. Munz 1918-5-16 2246 Los Angeles Claremont. Comment
  RSA390813  Rhamnus crocea Sam Tyson 1943-4-2 s.n. Los Angeles Big Dalton Canyon Wash Comment
  LA32121  Rhamnus ilicifolia Henry J. Thompson; 1959-5-24 1996 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  RSA1649  Rhamnus ilicifolia Ralph Hoffmann 1931-5-3 324 Los Angeles San Francisquito Canyon. Comment
  RSA630374  Rhamnus ilicifolia Louis C. Wheeler 1967-5-15 9590 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 442 Comment
  SEINET13386985 Image available Rhamnus ilicifolia R. G. Swinney 2011-1 15791 Los Angeles San Gabriel Mountains: Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail (Chilao Flat 7.5' Q.) (T3N R11W S22) 1582 Comment
  UC1584705  Rhamnus ilicifolia Tim Ross 1991-3-24 4310 Los Angeles Whittier Hills (Puente Hills, pro parte), drains sse into Turnbull Canyon Whittier Hills 237 Comment
  UCD112344  Rhamnus ilicifolia M. Vincent 1962-4-6 161 Los Angeles Old Topanga Canyon Road, 2 miles W of New Topanga Road. Comment
  RSA579509  Rhamnus tomentella subsp. cuspidata Tim S. Ross, S. D. Boyd 1994-6-23 8027 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  CAS-BOT-BC168133  Rhus aromatica H. E. McMinn 1924-6-20 1236 Los Angeles Turnbull Canyon, Whittier Comment
  CAS-BOT-BC170434  Rhus integrifolia Bell Richardson Jackson 1941-6-1 s.n. Los Angeles San Gabriel Wash, N.E. of Claremont Comment
  CAS-BOT-BC170451  Rhus integrifolia John H. Thomas 1957-4-27 6669 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica 60 Comment
  POM293306  Rhus integrifolia Lyman Benson 1945-2-13 11600 Los Angeles Claremont. 335 Comment
  RSA649822  Rhus integrifolia Matt Brooks 1988-5-7 47 Los Angeles Whittier, 1.0 miles east of the Whittier water tank on a fire road along a ridge. Comment
  RSA650218  Rhus integrifolia Don Knapp 1948-1-31 s.n. Los Angeles Found on painted Cave track just off San Marcos Rd. 609 Comment
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Oct 27 2015
  UCSB8655  Rhus integrifolia Wedberg, H. 1958-2-22 Los Angeles On Point Dume Comment
  SBBG118588  Rhus ovata J. Henrickson 2000-4-15 20709 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14; within 200 ft of Hwy 14; near T3N, R15W, SW edge of S 6 472 Comment
  UC1922313  Rhus ovata Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 807 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 39.4'' N 118deg 17' 34'' W T2N R14W E/4, SE/4 sec. 36. Elev. 1800 Feet. Comment
  SBBG65457  Rhus trilobata R. Burgess, B. Meiners, C. Davis, P. Munro 1999-4-16 3271 Los Angeles Canton Cyn, NE of Lake Piru, hills S of Canton Crk 335 Comment
  UCR177626  Rhus viminalis LeRoy Gross 2001-3-25 379 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 488 Comment
  CAS-BOT-BC433164  Ribes Braunton 1903-1-10 793 Los Angeles Arroyo Seco Comment
  CAS-BOT-BC92298  Ribes amarum Geo. B. Grant 1906-2-21 6593 Los Angeles Sierra Madre. Old Wilson Trail. Comment
  UC1127364  Ribes amarum R. St. John 1933-2-14 333 Los Angeles Temescal Canyon Calabasas Quadrangle Comment
  UC212410  Ribes aureum var. gracillimum E. Bethel May 1919 Los Angeles Monrovia Comment
  RSA658979  Ribes californicum var. hesperium Jami Liberi 1983-4-16 17 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  SEINET13942450 Image available Ribes divaricatum Louis C. Wheeler 1934-1 2452 Los Angeles San Gabriel River at 240 ft altitude 73 Comment
  UC741681  Ribes divaricatum var. parishii Frederick V. Coville 1925-4-18 171 Los Angeles Lexington Wash El Monte 91 Comment
  CAS-BOT-BC173111  Ribes indecorum C. F. B. 1904-2-17 4009 Los Angeles Claremont Comment
  LA205442  Ribes indecorum C. F. Baker; sn Los Angeles Claremont Comment
  RSA84504  Ribes indecorum F. W. Peirson 1920-12-30 2341 Los Angeles San Gabriel River Wash at Foothill Blvd, West of Azusa. 137 Comment
  RSA0025039  Ribes indecorum K. Steddom 1994-4-10 1 Los Angeles USFS trail 7W12 Baldy Tr. 1600 Comment
  RSA0025042  Ribes indecorum Ora M. Clark 1929-3-24 1785 Los Angeles Santa Susanna Mountains, So. Calif. Comment
  CAS-BOT-BC173422  Ribes malvaceum T. Craig; W. Simonds 1927-4-30 233 Los Angeles Fern Canyon, near Brown's Flats, San Antonio Mts. Comment
  SFV6228  Ribes malvaceum R. M. Muran 1974-2-2 4 Los Angeles Santa Monica Mountains About 2 miles south of Mulholland Drive in Mandeville Canyon. 427 Comment
  RSA0021649  Ribes malvaceum B. Campbell 1932-3-19 s.n. Los Angeles Los Alisos Canyon. Comment
  UC310175  Ribes malvaceum var. viridifolium Philip A. Munz 1925-3-18 8921 Los Angeles Newhall Grade Comment
  RSA0021943  Ribes montigenum W. L. Stern, S. Carlquist 1969-8-14 2820 Los Angeles Angeles Crest Hwy, 1.2 miles SE Dawson Saddle near Whitethorne Picnic Area. 2322 Comment
  CAS-BOT-BC219182  Ribes nevadense Le Roy Abrams; E. A. McGregor 1908-7-5 651 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  UCR108182  Ribes nevadense L. C. Wheeler 1966-8-21 8837 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA84950  Ribes roezlii F. W. Peirson 1921-6-18 4436 Los Angeles Windy Camp, Mt Islip, San Gabriel Mountains. 2256 Comment
  CAS-BOT-BC168670  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam 304 Comment
  SFV9213  Ribes speciosum W. C. Willig 1975-4-8 73 Los Angeles Santa Monica Mountains Triunfo Canyon, Agoura. 10 feet west of Triunfo Canyon Road, 0.3 miles north of Lobo Canyon Road. 274 Comment
  UCD102505  Ribes speciosum Gerald Dickinson 1962-5-8 33 Los Angeles Top of Saddle Peak and Stunt Rds. Santa Monica Mountains. 670 Comment
  UCR209988  Ribes velutinum R. G. Swinney 2008-7-16 9246 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  CAS-BOT-BC173933  Ribes viburnifolium Blanche Trask 1900-4-1 s.n. Los Angeles Santa Catalina Island Comment
  CDA4893  Ricinus communis G. D. Barbe 1978-3-28 2362 Los Angeles Road to Chantry Flats above Sierra Madre, Santa Anita Canyon. Comment
  RSA127455  Ricinus communis H. J. Thompson, P. H. Raven 1959-9-6 14377 Los Angeles Near mouth of Malibu creek. 12 Comment
  RSA480746  Ricinus communis H. J. Montgomery 1923-5-30 s.n. Los Angeles Sturtevant Trail. Comment
  RSA652117  Romneya coulteri Donald E. Miller 1948-5-17 s.n. Los Angeles On Glendora Road. 1220 Comment
Read comments
Jun 22 2015
  CAS-BOT-BC147485  Rosa californica Le Roy Abrams 1911-4-11 1481 Los Angeles Santa Monica Mts., Santa Monica [Canon] Canyon Comment
  LA105066  Rosa californica Barry A. Prigge; 1988-7-3 8203 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA449700  Rosa californica Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  UCR182771  Rosa woodsii R. G. Swinney 1997-7-22 5714 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UC64528  Rosa woodsii subsp. gratissima H. M. Hall June, 1899 1513 Los Angeles Swarthout Canyon San Antonio Mountains 1920 Comment
  UCR79371  Rumex acetosella Steve Boyd, Orlando Mistretta 1993-5-18 8158 Los Angeles Western San Gabriel Mtns., N of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National forest. Ridge on eastern side of upper Sombrero Canyon, southwest of the communications facilities 1006 Comment
  SD252368  Rumex conglomeratus Steven A. Junak 1997-6-6 Sca 439 Los Angeles Santa Catalina Island: Along N end of Upper Buffalo Springs Reservoir, just NW of Airport. 436 Comment
  PASA1149  Salazaria mexicana 4/28 Los Angeles near Palmdale Comment
  UCR224371  Salazaria mexicana Justin M. Wood 2010-5-10 1641 Los Angeles San Gabriel Mountains, vicinity of Littlerock Creek, just southwest of intersection of Chesebro Road and Mt. Emma Road 973 Comment
  RSA478900  Salicornia virginica L. E. Hoffman 1932-8-3 s.n. Los Angeles Playa del Rey. Comment
  RSA4808  Salicornia virginica James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Station #1, 2, and 3. Plant # 3. Comment
  CAS-BOT-BC103176  Salix bonplandiana S. Parnay 236 Los Angeles Little Tujunga [Canon] Canyon Comment
  RSA226137  Salix exigua Robert F. Thorne, C. W. Tilforth 1971-6-17 39954 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR206471  Salix exigua A. C. Sanders, T. B. Salvato 2009-5-20 36850 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  UCR216870  Salix exigua R. G. Swinney 2009-3-13 10106 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  LA208644  Salix exigua var. hindsiana Louis C. Wheeler; 1933-5-12 1723 Los Angeles San Jose Hills, Puddingstone Canyon 243 Comment
  UC471647  Salix laevigata F. R. Fosberg 1931-5-6 S 4793 Los Angeles Cape Canyon Santa Catalina Isl., Cape Canyon 220 Comment
  CAS-BOT-BC128130  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  RSA0117575  Salix lasiolepis A. C. Sanders 2006-4-10 31997 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  RSA347570  Salix lasiolepis Barry A. Prigge 1986-3-20 6953 Los Angeles Triunfo Canyon. Kanan Road and Triunfo Creek. 235 Comment
  RSA771634  Salix lasiolepis R. G. Swinney 2009-6-2 10998 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC473997  Salix lasiolepis Blanche Trask Apr. 1896 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  UC482202  Salix lasiolepis Mrs. H. P. Bracelin and F. R. Fosberg 1931-10-11 572 Los Angeles on Ventura Blvd. near Vejor Creek bridge 1350 Comment
  UC506444  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-4-30 7696 Los Angeles s. of Culver City (above Ballona Creek) Comment
  UCR203259  Salix lasiolepis R. G. Swinney 2005-7-11 8301 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  UCR212829  Salix lasiolepis Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1846 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCR239976  Salix lasiolepis R. G. Swinney 2009-11-16 11638 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
  UC506412  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-6-29 7668 Los Angeles Area 4; Tree 6 Comment
  CAS-BOT-BC107535  Salix lasiolepis var. lasiolepis Carl Epling; Lincoln Ellison 1930-3-1 s.n. Los Angeles Mandeville Canyon Comment
  CAS-BOT-BC180703  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  RSA444926  Salsola tragus E. S. Spalding 1924-6-10 s.n. Los Angeles Los Angeles. Comment
  RSA5977  Salsola tragus C. B. Wolf 1932-9-13 4050 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  SFV18440  Salsola tragus S. Haennelt 1976-8-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  RSA599596  Saltugilia australis Steve Boyd, Lauren Raz 1997-3-31 9402 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  UCSB31641  Saltugilia splendens Griesel, Wesley 1962-5-28 Los Angeles Road from Big Pines to Palmdale, San Gabriel Mts. 1524 Comment
  RSA17065  Saltugilia splendens subsp. grantii C. B. Wolf 1936-5-27 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon to Buckhorn Flats Road, 10 mi. above Tie Camp Summit 1616 Comment
  RSA244394  Saltugilia splendens subsp. grantii Robin S. Collins 1973-5-28 321 Los Angeles Trail Canyon 732 Comment
  POM243683  Salvia apiana F. R. Fosberg 1931-5-6 S- 4805 Los Angeles Cape Canyon, Santa Catalina Island. 250 Comment
  RSA145217  Salvia apiana Alice Ann Webb, R. Heald 1961-3-17 783 Los Angeles End of Indian Hill (N.), where bulldozers were messing around, Claremont. Mt. Range - San Gabriel. 457 Comment
  RSA3533  Salvia apiana Carl B. Wolf 1932-5-9 3477 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  UCR276737  Salvia apiana R. G. Swinney 2010-8-11 13507 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA0085072  Salvia apiana Shlomo Gat 1959-5-22 52 Los Angeles San Dimas Canyon. Comment
  RSA442844  Salvia apiana William Emboden 1969-5-28 34 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  LA36002  Salvia columbariae Peter H. Raven; 1960-5-21 15408 Los Angeles Santa Monica Mountains, La Sierra Canyon, Seminole Hot Springs 274 Comment
  SEINET11196349  Salvia columbariae Unknown 2008-4-14 408 -03 Los Angeles Los Angeles County Comment
  SEINET3153003  Salvia columbariae G. B. Grant, W. Wheeler 1904-5-7 1167 Los Angeles Glendora, southern California Comment
  SFV3214  Salvia columbariae J. C. Crawford 1958-4-18 s. n. Los Angeles San Gabriel Mountains San Fracnisquito Canyon. Comment
  RSA651670  Salvia columbariae Paul Currie 1969-4-13 23 Los Angeles East Fork region of San Gabriel River, San Gabriel Mountains. 610 Comment
  UC557706  Salvia columbariae Nell Murbarger Apr 1936 130 Los Angeles w side and s end San Clemente Island Comment
  RSA446276  Salvia dorrii var. pilosa Christopher Davidson 1973-4-7 1892 Los Angeles Juniper Hills toward Devil's Punchbowl, east side of San Gabriel Mtns. 1067 Comment
  POM307592  Salvia leucophylla Lyman Benson 1963-4-15 16245 Los Angeles San Jose Hills. Ridge east of Diamond Bar Boulevard, Diamond Bar Ranch. 305 Comment
  RSA446318  Salvia leucophylla Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  UC1537572  Salvia leucophylla Gordon H. True Jr. 1935-5-16 289 Los Angeles near Saugus (lower end of Bouquet Canyon); Bouquet Canyon 457 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
  CHSC26071  Salvia mellifera Paul M. Gomez 1966-4-1 50 Los Angeles W. boundary of Griffth Park. 365 Comment
  RSA434124  Salvia mellifera Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  RSA654073  Salvia mellifera Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 736 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 427 Comment
  UC1124834  Salvia mellifera G. T. Nordstrom 1935-1-8 307 Los Angeles 4.7 mi e Bear Mtn.; Tejon Quad. 944 Comment
  RSA785721  Salvia spathacea Doris Bowers 1967-7-19 306 Los Angeles Topanga Canyon 610 Comment
  CAS-BOT-BC176968  Sambucus mexicana A. C. Sanders 2003-3-14 25780 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  RSA477518  Sambucus mexicana F. R. Fosberg, J. Ewan 1931-8-11 55511 a Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  RSA584846  Sambucus mexicana T. S. Ross 1993-6-1 7362 a Los Angeles W marvin of Chantry Flat near beginning of upper Winter Creek Trail. 707 Comment
  RSA724794  Sambucus mexicana K. Dobry 1991-6-18 617 Los Angeles Santa Monica Mts. Cold Creek Cyn Comment
  SBBG78720  Sanicula arguta F. R. Fosberg 1931-3-23 4334 Los Angeles Hamilton Cyn 40 Comment
  UC303480  Sanicula arguta Crawford and Hiatt 1916-3-29 Los Angeles Santa Monica Mountains, Topanga Canyon Topanga Canyon; Santa Monica Mountains, Topanga Canyon Comment
  RSA249738  Sanicula arguta R. F. Thorne, M. Z. Thorne 1973-2-12 42463 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  SEINET1007482  Santalaceae A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al 2003-1 26242 Los Angeles Western San Gabriel Mtns.: Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Rancho. 366 Comment
  RSA244921  Satureja douglasii F. R. Fosberg 1931-4-28 4702 Los Angeles Eagles Nest Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  RSA445280  Satureja douglasii M. B. Dunkle 1931-4-22 2461 Los Angeles Santa Catalina Island, Middle Ranch Canyon. Comment
  RSA626978  Saxifraga californica Louis C. Wheeler 1967-5-15 9583 Los Angeles San Gabriel Mountains: East side Elsmere Canyon, near mouth. 518 Comment
  RSA190896  Schedonorus arundinaceus R. F. Thorne 1967-5-18 36861 Los Angeles Santa Catalina Island: Middle Bulrush Canyon 244 Comment
  CAS-BOT-BC218942  Schinus molle Louis C. Wheeler 1932-7-9 948 Los Angeles 1 mi. SW San Dimas 243 Comment
  RSA0065636  Schismus arabicus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6791 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA588160  Schismus arabicus Orlando Mistretta 1994-5-23 1247 Los Angeles San Gabriel Mountains: Little Rock creek. Forest Road 4N15. 1250 Comment
  UCD92916  Schismus arabicus Daryl Koutnik 1978-3-23 128 Los Angeles North side of State Hwy. 18 and just west of Llano. 975 Comment
  RSA0053878  Schismus barbatus R. G. Swinney 2010-5-11 12628 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
  RSA589343  Schismus barbatus Orlando Mistretta 1994-3-30 939 Los Angeles San Gabriel Mountains. Little Rock Creek. Slopes E of creek below Little Rock Dam. 960 Comment
  UCR47525  Schoenoplectus acutus var. occidentalis Dave Thomason 1987-6-17 s.n. Los Angeles Transverse Range; Western San Gabriel Mtns./Mojave Desert, Lake Elizabeth, c. 15 mi west of Lancaster at head of Leona Valley 1006 Comment
  RSA640900  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1967-7-23 10179 Los Angeles San Gabriel Mountains. Mojave Desert slope: pond 1/2 mi W from Barrel Springs, San Andreas Rift Zone. Comment
  LA15579  Schoenoplectus americanus Louis Wheeler; 1932-9-19 1399 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, at Los Feliz Blvd Bridge. 121 Comment
  CATA988  Scrophularia villosa Mark L. Hoefs 1994-5-21 1862 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  RSA603530  Scrophularia villosa Sara L. Crockett 1997-4-2 652 Los Angeles Santa Catalina Island. 2.4 miles W along Empire Landing Road from jct. with Airport Road, 25 m S of road. 259 Comment
  UC1234694  Scrophularia villosa Peter H. Raven 1962-5-10 17711 Los Angeles n Thirst; San Clemente Isl 304 Comment
  CAS-BOT-BC237863  Scrophulariaceae Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  UC284663  Scutellaria tuberosa G. B. Grant Feb. 1901 3393 Los Angeles Pasadena Comment
  UCR258938  Searsia lancea R. G. Swinney 2010-2-27 11764 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR167313  Secale cereale Scott D. White 2004-5-10 10354 Los Angeles Liebre Mtns, N slope below Bald Mountain 1280 Comment
  IRVC28572  Selaginella bigelovii A. C. Sanders, Mark Elvin 2002-6-18 25134 Los Angeles Newhall Ranch, "Sawtooth Ridge" area ca. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 NE end of Santa Susana Mtns. 366 Comment
  CAS-BOT-BC327381  Senecio aphanactis Louis C. Wheeler 1932-3-13 472 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  CAS-BOT-BC363455  Senecio californicus C. F. Baker 1909-3-20 5251 Los Angeles Claremont Comment
  RSA472889  Senecio californicus I. M. Johnston 1917-3-29 1250 Los Angeles Above Claremont. Comment
  UC1586207  Senecio flaccidus var. douglasii Tim Ross 1991-8-16 5800 Los Angeles n Pasadena (Woodwardia Canyon); Condor Peak Quad., San Gabriel Mountains, Woodwardia Canyon 818 Comment
  UCR182724  Senecio ionophyllus R. G. Swinney 1997-7-23 5738 Los Angeles San Gabriel Mtns, upper Buford Canyon, c. 200 m north of Guffy Rd., Blue Ridge Mtn. area 2494 Comment
  CAS-BOT-BC341210  Senecio lyonii R. M. Beauchamp 1967-1-27 126 Los Angeles Behind Wilson Cove pier. San Clemente Island Comment
  RSA188365  Senecio lyonii R. F. Thorne, Percy C. Everett 1965-6-22 34854 Los Angeles Santa Catalina Island: along road to Renton Mine. 122 Comment
  SBBG52618  Senecio lyonii F. R. Fosberg 1931-3-27 4416 Los Angeles Pebbly Beach Rd 15 Comment
  UCR108457  Senecio mikanioides L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mtns., Bottom of Millard Canyon, on both sides of Angeles National Forest boundary. E side of canyon Comment
  CATA3018  Senecio vulgaris Amy Catalano 2016-2-28 024 Los Angeles Santa Catalina Island: Along road between Thompson Reservoir and Hack Tower Ridge Road 261 Comment
  RSA608380  Senecio vulgaris L. C. Wheeler 1933-5-30 1751 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  UCR186881  Senecio vulgaris A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32039 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR118600  Sesuvium verrucosum David Charlton, Lew Heide 1991-9-22 5622 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  RSA611490  Setaria viridis L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UCR14600  Sherardia arvensis R. Gagnon 1968-5-19 680519- 01 Los Angeles South Coast, Long Beach, front yard at 315 Grand Avenue 15 Comment
  RSA717374  Sidalcea malviflora Scott D. White, Pam DeVries 2006-5-9 11391 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  LA82447  Silene coniflora O. H. Kappler; May 1963 610 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  CAS-BOT-BC387022  Silene gallica Peter H. Raven 1990-4-8 13979 Los Angeles Santa Monica Mountains; Point Dume 21 Comment
  RSA0119763  Silene gallica R. G. Swinney 2014-5-27 16649 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA477874  Silene gallica Anonymous s.n. Los Angeles Los Angeles Comment
  UC66725  Silene gallica N. K. Berg 1904-3-29 Los Angeles Boyle Height Comment
  CAS-BOT-BC174899  Silene laciniata Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  CAS-BOT-BC174907  Silene laciniata I. Johnston 1917-5-3 1147 Los Angeles Hill south of Ontario 304 Comment
  UCR259394  Silene laciniata subsp. major R. G. Swinney 2010-8-30 13626 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
  RSA0103927  Silene verecunda R. G. Swinney 2011-6-23 15320 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  SBBG71669  Silene verecunda V. Duran 1933-7-24 3530 Los Angeles Buckhorn 1981 Comment
  UC592749  Sinapis alba Carl B. Wolf 1936-5-10 7783 Los Angeles E of Whittier (near Michigan Ave., on N side of Whittier Blvd.) 106 Comment
  SBBG72152  Sisymbrium altissimum R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UC1870173  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  UC501493  Sisymbrium altissimum Joseph Andorfer Ewan 1932-5-29 7189 Los Angeles Arrastre Canyon, at end of Auto Road Arrastre Canyon; San Gabriel Mountains, , Auto Road 1036 Comment
  SBBG31368  Sisymbrium irio R. F. Thorne 1966-4-4 35749 Los Angeles isthmus 12 Comment
  RSA652695  Sisymbrium irio Phillip Robinson 354 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd & Workman Mill Road. 0.5 miles east of Workman Mill Rd on trail into canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy] Comment
  SBBG131666  Sisymbrium officinale S. A. Junak 1999-5-20 SCa 946 Los Angeles Cottonwood-Black Jack Rd, near small creekbed, at bird sample point 36 289 Comment
  RSA431753  Sisymbrium officinale Freda Detmers 1931-6-19 s.n. Los Angeles Chino Hills border Santa Ana Valley. Comment
  UC845026  Sisyrinchium bellum Ira W. Clokey, B. Templeton May 1929 4542 Los Angeles Mandeville Canyon; Santa Monica Mountains 500 Comment
  POM1753  Sisyrinchium bellum I. M. Johnston 1918-5-5 1888 Los Angeles Trumbull Canyon, Puente Hills 30 Comment
  RSA127449  Solanum americanum Peter H. Raven, Henry J. Thompson 1959-10-14 14635 Los Angeles East end of Malibu Lake. 221 Comment
  CATA1910  Solanum douglasii Amy Catalano 2014-1-21 007 Los Angeles Santa Catalina Island: Within Exclosure 3A along White's Landing Road 387 Comment
  RSA422377  Solanum douglasii F. R. Fosberg 1931-3-20 S- 4312 Los Angeles Hamilton Canyon, Santa Catalina Island. 30 Comment
  UC1211006  Solanum douglasii Huron H. Smith 1912-5-1 4885 Los Angeles Eagle Rock Valley 152 Comment
  UC998925  Solanum douglasii P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  UCD126935  Solanum douglasii Gordon Pilone 1961-4-21 11 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mountain Range. Pacific Slope Drainage Area. 365 Comment
  RSA427401  Solanum umbelliferum Robert M. Perkins 1935-3-17 42 Los Angeles Topanga Canyon. Comment
  RSA427408  Solanum umbelliferum Fay A. MacFadden 1931-4-22 2642 Los Angeles San Francisquito Canyon. Comment
  RSA427416  Solanum umbelliferum Gale Sphon 1959-5-9 332 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  UC575014  Solanum umbelliferum E. Lloyd 1933-4-1 Los Angeles Santa Monica Mountains, Temescal Canyon Temescal Canyon; Santa Monica Mountains, Temescal Canyon Comment
  UC76173  Solanum umbelliferum E. D. Palmer May 1904 Los Angeles Claremont Comment
  UCR259974  Solanum umbelliferum R. G. Swinney 2010-4-28 12440 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA0020563  Solanum umbelliferum G. Foster 1961-6-3 s.n. Los Angeles West Covina Comment
  RSA549564  Solanum umbelliferum Tim S. Ross 1991-3-10 4218 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  LA88612  Solanum wallacei Robert F. Thorne; P. C. Everett 1965-6-23 34931 Los Angeles Santa Catalina Island, Middle Ranch Canyon, near Eagle Nest Rock 152 Comment
  SBBG95466  Solanum wallacei M. B. Dunkle 1928-2-19 1709 Los Angeles near rd, Hay Press 426 Comment
  UC456221  Solanum wallacei I. J. Condit 1908-6-27 Los Angeles Santa Catalina Island Comment
  LA51792  Solanum xanti Elizabeth Levine; 1949-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  NY820423  Solanum xanti I. W. Clokey 1935-5-9 6879 Los Angeles San Dimas Canyon Comment
  RSA764702  Solanum xanti Scott D. White, Michael Honer 2003-5-7 9229 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  SD143695  Solanum xanti Scott D. White 1997-5-22 5217 Los Angeles San Gabriel River Wash; Azusa; alluvial fan E and W of levee; between Foothill Blvd. crossing and San Gabr. Valley Gun Club. 182 Comment
  RSA0102407  Solanum xanti Lyman Benson 1953-5-17 15119 Los Angeles Oak Flats Guard Station, 1 mile north of second summit north of Castaic. 822 Comment
  SEINET7262091 Image available Solanum xanti var. intermedium I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  RSA160558  Solidago californica J. D. Olmsted 1958-3-10 38 Los Angeles Along southwestward draining Liveoak Creek 4 miles N of Webb School on fireroad out of the Hill ranch and NE [NW] of Claremont. 610 Comment
  UC1922461  Solidago velutina subsp. californica Valerie Soza, Miriam Sidibeh 2003-3-26 1623 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Fern Lane Mtwy, northwest of Flint Peak. 457 Comment
  UC63385  Solidago velutina subsp. californica Ernest Braunton 1903-9-1 905 Los Angeles Glendale to Burbank Comment
  CAS-BOT-BC365846  Soliva sessilis Martin F. Ray 1984-7-31 55 Los Angeles Santa Monica, Palisades Park Comment
  IRVC29587  Soliva sessilis A. C. Sanders 2003-4-30 26189 Los Angeles Castaic Valley, along entrance road to Castaic Lake Recreation Area, off Lake Hughes Rd. Western San Gabriel Mtns. 351 Comment
  RSA188377  Sonchus asper R. F. Thorne, Percy C. Everett 1965-6-23 35011 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  UCR194263  Sonchus oleraceus R. G. Swinney 1998-8-6 6671 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR227644  Sonchus oleraceus R. F. Thorne 1965-5-10 34507 Los Angeles Channel Islands, Santa Catalina Island, upper end of Gallagher Canyon 412 Comment
  SBBG59120  Sorghum halepense M. N. Ackley -May-1928 15 Los Angeles southwest flats, Los Angeles Comment
  SEINET10594601  Sorghum halepense Olsen Olsen s.n. Los Angeles Arcadia 5 Comment
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Feb 10 2018
  SEINET13276805 Image available Spartium junceum R. G. Swinney 2011-1 15272 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder (Chilao Flat 7.5' Q.) (T3N R11W S35) 1658 Comment
  UCR273170  Spartium junceum R. G. Swinney 2011-6-22 15272 Los Angeles San Gabriel Mountains, 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder 1659 Comment
  UCR108327  Spergula arvensis L. C. Wheeler 1946-7-9 6220 Los Angeles San Gabriel: Garibaldi Avenue and San Gabriel Boulevard Comment
  POM294051  Spergula arvensis Lyman Benson 1945-4-14 11678 Los Angeles Claremont. 351 Comment
  SD27741  Spergularia bocconi Carl B. Wolf 1932-5-9 3441 Los Angeles Santa Catalina Island; Pebbly Beach. 249 Comment
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May 29 2012
  UCR95165  Spergularia bocconi P. H. Raven 1962-4-11 17256 Los Angeles Channel Islands, San Clemente Island, sandy beach due west of Wall 2 9 Comment
  RSA185751  Spergularia macrotheca I. L. Wiggins 1949-2-21 11958 Los Angeles San Clemente Island: Wilson s Cove Comment
  SFV1237  Spergularia macrotheca R. L. Armacost 1960-12-2 1359 Los Angeles Mallibu. Near salt marsh. Comment
  SBBG31489  Spergularia marina R. F. Thorne 1966-4-4 Los Angeles tip of Ballast Pt, Catalina Harbor, isthmus Comment
  RSA0098601  Spergularia marina Freda Detmers 1933-6-4 18160 Los Angeles Watch horn basin, San Pedro Harbor. Comment
  RSA77048  Sphaeralcea emoryi subsp. variabilis F. W. Peirson 1917-5-13 776 Los Angeles Palmdale, SW Mojave Desert. Comment
  UC57021  Stachys albens Ernest Braunton 1902-6-24 492 Los Angeles Echo Park Comment
  UCR190866  Stachys albens R. G. Swinney 1998-8-6 6717 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  CHSC26078  Stanleya pinnata James Henrickson 1971-5-2 5542 Los Angeles 15 mi. E. of Palmdale, So. slope of Lovejoy Buttes in Mojave Desert-Joshua Tree Woodland. 853 Comment
  UC450775  Stanleya pinnata F. A. MacF. 1931-4-22 2921 Los Angeles San Franscito Canyon San Franscito Canyon (San Francisquito Canyon) ((San Francisquito Canyon?)) Comment
  JEPS30481  Stebbinsoseris heterocarpa Henry J. Thompson 1959-4-19 1957 Los Angeles Mulholland Highway 1 mi w Las Virgenes Road (Malibu Creek drainage, Santa Monica Mountains); Santa Monica Mountains, Malibu Creek drainage, Mulholland Hi 274 Comment
  RSA478171  Stellaria media Donald R. Bissing 1973-3-13 16 Los Angeles Evey Canyon, San Gabriel Mountains, 0.2 mile from mouth of canyon. 716 Comment
  RSA478178  Stellaria media M. B. Dunkle 1929-4-21 2144 Los Angeles Santa Catalina Island, Grand Canyon, upper falls. Comment
  CAS-BOT-BC393692  Stellaria media Marcus E. A M Jones 1926-3-13 s.n. Los Angeles Santa Ana Canon Comment
  RSA478124  Stellaria nitens M. B. Dunkle 1929-4-7 2088 Los Angeles White s Landing, Santa Catalina Island. Comment
  RSA151312  Stephanomeria blairii P. H. Raven 1962-5-10 11717 Los Angeles South side of canyon just north of Thirst, San Clemente Island. 198 Comment
  CAS-BOT-BC375147  Stephanomeria cichoriacea Peter H. Raven; Henry J. Thompson 1958-10-11 13744 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Las Tunas Canyon at Coast Highway 152 Comment
  SBBG12842  Stephanomeria diegensis E. R. Blakley 1962-6-10 5235 Los Angeles above and N of Seal Cove Comment
  POM6160  Stephanomeria pauciflora I. M. Johnston 1918-7-23 2099 Los Angeles San Antonio Canyon Wash (near Claremont) 366 Comment
  UC729493  Stephanomeria pauciflora Carl B. Wolf 1932-8-11 4010 Los Angeles 1/8 mi below Big Rock Ranger Station (desert slope of San Gabriel Mts.); San Gabriel Mts., Big Rock Creek 1066 Comment
  SFV4126  Stephanomeria virgata K. A. Wilson 1963-10-24 1304 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  POM11458  Stephanomeria virgata P. A. Munz, R. D. Harwood 1920-8-11 4383 Los Angeles 1 mi. So. of Claremont. 366 Comment
  RSA118797  Stephanomeria virgata S. Carlquist 1958-8-30 616 Los Angeles Weed in field, Foothill Blvd at W City limits of Claremont. Comment
  RSA748489  Stephanomeria virgata subsp. virgata Orlando Mistretta 1992-7-9 642 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SDSU3293  Stipa lepida H. Wedberg 1966-4-3 1206 Los Angeles Chaparral slope burned two years previous, above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  CATA1279  Stipa miliacea var. miliacea Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2365 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  CATA798  Stipa miliacea var. miliacea Mark L. Hoefs, Robert Given 1991-6-12 1367 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 304 Comment
  RSA587754  Streptanthella longirostris Timothy S. Ross 1991-4-27 4692 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles., Then rejoining it NW of Three Sisters. 944 Comment
  UC184449  Streptanthella longirostris A. D. E. Elmer June, 1902 3625 Los Angeles Lancaster Comment
  CAS-BOT-BC376010  Stylocline gnaphaloides F. W. Peirson 1921-5-20 2789 Los Angeles Little Rock Creek, San Gabriel Mts. 1097