Search Results — 2000 specimen records retrieved (1564 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG89736  Abronia maritima F. R. Fosberg 1931-5-16 4881 Los Angeles Little Harbor 2 Comment
  UC1605519  Abronia umbellata F. R. Fosberg 1973-11-15 52234 Los Angeles San Clemente Island, Eel Point Comment
  RSA0025877  Abronia umbellata Peter H. Raven 1962-4-11 17253 Los Angeles Due west of Wall 2, San Clemente Island. 9 Comment
  UCR254869  Acacia baileyana Dan S. Cooper 2014-6-26 614- 76 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  RSA0023453  Acacia redolens Justin M. Wood 2009-4-13 497 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  RSA597234  Acacia saligna Scott D. White 1995-3-15 2570 Los Angeles Malibu. Upslope from Winter Canyon, near Pepperdine Univ., N of Pacific coast Hwy., E of Malibu cyn. rd., SW of Malibu Civic Center Way 91 Comment
  CAS-BOT-BC30945  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  CAS-BOT-BC331559  Acer macrophyllum Joseph Andorfer Ewan; Nesta Ewan 1936-8-2 9896 Los Angeles 1.5 mi below head of Cedar Canyon off Mescal Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC337442  Acer negundo var. californicum A. C. Sanders; T. B. Salvato 2009-5-20 36852 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 1000 Comment
  CATA230  Achillea millefolium Mark L. Hoefs, A. Douglas Propst 1973-5-4 223 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA0112562  Achillea millefolium R. G. Swinney 2011-6-15 15194 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA592517  Achillea millefolium Mark Hoefs, D. Propst 1973-3-14 81 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  CHSC100178  Achnatherum coronatum John Dittes 2006-5-30 1373 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  CAS-BOT-BC210880  Achnatherum parishii subsp. depauperatum I. M. Johnston 1917-7-3 1515 Los Angeles San Antonio Mountains. Upper San Antonio Canon [Canyon] 2057 Comment
  RSA592279  Achnatherum speciosum L. C. Wheeler 1967-5-9 9402 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA733169  Achnatherum speciosum R. G. Swinney 1998-8-1 6604 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  SBBG109019  Acmispon argophyllus var. adsurgens S. A. Junak 1996-6-1 SCl 567 Los Angeles E rim of upper China Cyn, at head of small side cyn, ca. 0.2 mi SW of top of China Pt Rd 393 Comment
  UCR86533  Acmispon dendroideus var. traskiae T. S. Ross 1992-4-14 6158 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  CATA1985  Acmispon micranthus Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 353 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak 396 Comment
  UCD104276  Acmispon procumbens G. H. Vansell 1936-6-1 s.n. Los Angeles Sawmill Mt. Comment
  SBBG67987  Acmispon wrangelianus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
Read comments
Sep 20 2009
  UC12013  Adenostoma fasciculatum J. H. Barber 1897-6-26 194 Los Angeles Aliso Canyon Comment
  UC1922565  Adenostoma fasciculatum Gary Kovnat with LeRoy Gross 2003-4-5 36 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR272014  Adenostoma fasciculatum R. G. Swinney 2010-4-28 12413 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
  POM90012  Adenostoma fasciculatum Marcus E. Jones 1883-5-9 s.n. Los Angeles Pasadena. Comment
  RSA390576  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1945-5-1 2218 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA535554  Adenostoma sparsifolium Tim S. Ross 1991-9-2 5928 Los Angeles Near Mulholland Highway x Yerba Buena Road. 488 Comment
  POM874  Adiantum capillus-veneris I. M. Johnston 1918-9-1 2135 Los Angeles San Antonio Mountains. Fern Canyon north of Brown's Flats. 1220 Comment
  SBBG82791  Adiantum capillus-veneris M. Bufkin -Jun-1895 Los Angeles near Pasadena Comment
  UCR192872  Adiantum capillus-veneris R. G. Swinney 1998-8-10 6724 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  LA200059  Adiantum jordanii Lawrence L. Kiefer; 1966-5-14 2038 Los Angeles SANTA MONICA MOUNTAINS, Sennet Canyon, eastern fork, Griffith Park, S of Mt. Hollywood Dr, ca 0.5 mi N of Vista del Valle Dr. 365 Comment
  RSA592514  Adiantum jordanii Mark Hoefs 1973-3-13 72 Los Angeles Santa Catalina Island: upper Avalon Canyon, west of Memorial. 259 Comment
  SEINET3153092  Adiantum jordanii G. B. Grant 1904-4-20 26 Los Angeles Catalina Island, So. Cal. Comment
  UCR53223  Aegilops juvenalis B. Lennart Johnson 1965-1 s.n. Los Angeles Grown at University of California, Los Angeles 152 Comment
  RSA0081386  Ageratina adenophora R. G. Swinney 2010-8-26 13590 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA748838  Ageratina adenophora Justin M. Wood 2009-4-10 475 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  RSA0093467  Agoseris retrorsa Richard G. Swinney 2011-6-7 15057 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA233457  Agoseris retrorsa R. F. Thorne, M. Z. Thorne 1968-11-9 37861 Los Angeles Angeles National Forest On summit crest of Mt. Williamson. 2499 Comment
  UCR189385  Agoseris retrorsa R. G. Swinney 1998-6-12 6181 Los Angeles San Gabriel Mountains, SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir 1500 Comment
  UCR204883  Agrostis exarata R. G. Swinney 2005-8-9 8411 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA286112  Agrostis stolonifera John F. Emmel 1980-8-19 754 Los Angeles San Gabriel Mountains. 0.1 air mile WSW of Big Pines Ranger Station 2091 Comment
  SEINET8722554 Image available Alchemilla arvensis F. R. Fosberg 1931-1 S 4341 Los Angeles Hamilton Canyon, Santa Catalina Island. Alt. 75 m. 75 Comment
  SFV19324  Allium P. Wilson, J. N. Hogue 242.1 2005-5-23 4206 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  RSA334166  Allophyllum integrifolium R. F. Thorne, M. Z. Thorne 1969-7-9 38520 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sloping meadow, Big Pines, headwaters of Mescal Creek 2072 Comment
  RSA452785  Alnus rhombifolia Anstruther Davidson 1891-06 s.n. Los Angeles Millards Canyon Comment
  UCR205955  Alnus rhombifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37074 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCSB1000  Alnus rhombifolia Wedberg, Lee 1954-5-14 Los Angeles Backyard, 2925 Kansas, Santa Monica Comment
Read comments
Dec 3 2014
  SEINET12876876 Image available Alternanthera philoxeroides Unknown 1965-9-23 14171 Los Angeles 0.2 mi. N. of flood gates of Whittier Narrows Dam, W. of Rosemead Blvd., E. bank of the Rio Hondo, just E. of Montebello. Comment
  RSA607602  Amaranthus albus L. C. Wheeler 1966-10-25 9070 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA766851  Amaranthus blitoides Justin M. Wood 2009-8-18 1245 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR61059  Amaranthus retroflexus R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns, near Glendora Wilderness Park, Big Dalton Canyon 428 Comment
  RSA503449  Amaranthus retroflexus L. C. Wheeler 1966-9-21 8905 Los Angeles San Gabriel Mountains. Upper Coldbrook Creek. 1448 Comment
  CAS-BOT-BC13484  Amblyopappus pusillus Grant; Wheeler 1904-5-7 38 Los Angeles Glendora Comment
  SEINET2043131 Image available Amblyopappus pusillus Jon Rebman, J. Dunn 1996-4-29 3106 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island; 10 Comment
  UC1215251  Amblyopappus pusillus Peter H. Raven 1962-5-8 17590 Los Angeles slopes above, in clayey grassland Seal Cove; San Clemente Island 38 Comment
  UC1594404  Amblyopappus pusillus Tim Ross and Elizabeth Kellogg 1992-4-13 6140 Los Angeles in vicinity, (coastal terrace, 340 deg nnw & 1140m from 199 ft BM near Flasher) Darter; San Clemente Island (nw part) 18 Comment
  IRVC24033  Ambrosia acanthicarpa Fred M. Roberts, Gordon A. Marsh 1985-10-16 2474 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  UC56960  Ambrosia acanthicarpa A. Davidson Los Angeles Los Angeles Comment
  RSA526529  Ambrosia chamissonis Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4267 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA617183  Ambrosia psilostachya R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton spreading grounds. 305 Comment
  UCSC000747  Ambrosia psilostachya Peter Kamb 1948-11-13 1303 Los Angeles Dalton Canyon below Dam Dalton Canyon, Dam - Pomona 183 Comment
  UCR210095  Amelanchier utahensis R. G. Swinney 2008-8-13 9395 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  SD230253  Ammannia coccinea Louis C. Wheeler 1946-9-2 6335 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  UC1061786  Amsinckia douglasiana A. D. Gifford 1935-2-7 422 Los Angeles mouth of Elizabeth Lake Canyon 365 Comment
  CATA1049  Amsinckia intermedia Mark L. Hoefs 1995-5-10 1980 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  POM3913  Amsinckia intermedia J. F. Illingworth 1898-05 s.n. Los Angeles Claremont. 366 Comment
  RSA159340  Amsinckia intermedia P. H. Raven 1962-4-10 17181 Los Angeles San Clemente Island. Small arroyo above Wilson s Cove 61 Comment
  SD75603  Amsinckia intermedia Reid Moran 1941-2-16 569 Los Angeles San Clemente Island, Middle Ranch, east side of ravine 500 Comment
  RSA499963  Amsinckia intermedia L. C. Wheeler 1934-3-23 2461 Los Angeles San Dimas Canyon, San Gabriel Mts. 427 Comment
  IRVC26443  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin, et al. 2003-3-5 25716 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  RSA717061  Amsinckia menziesii var. menziesii Andrea Edwards, Pam De Vries 2006-4-11 64 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA772420  Amsinckia tessellata R. G. Swinney 2009-5-12 10730 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge 1435 Comment
  UCR192049  Amsinckia vernicosa var. vernicosa A. C. Sanders 2008-4-11 34855 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 990 Comment
  POM3615  Anagallis arvensis J. F. Illingworth 1898-1 57 Los Angeles Claremont. 366 Comment
  RSA465147  Anagallis arvensis Brown s.n. Los Angeles Garvanza. Comment
  RSA465144  Anagallis arvensis E. S. Spalding 1923-3-16 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  UCR225774  Ancistrocarphus filagineus Dave Silverman, Cindy Hopkins 2007-4-27 6773 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  UCR237904  Ancistrocarphus filagineus Mark A. Elvin 2003-5-1 2500 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  UCR274998  Ancistrocarphus filagineus Michael Honer, Rachel Woodard 2006-4-24 2224 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile east of aqueduct; 1 mile north of Hwy 138 1006 Comment
  RSA628704  Ancistrocarphus filagineus L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  UCR259179  Andropogon glomeratus R. G. Swinney 2010-6-23 13370 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
  RSA600671  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1967-12-7 s.n. Los Angeles San Gabriel Mountains: West Fork of San Gabriel River between Rincon and North Fork. 457 Comment
  RSA0119026  Androsace elongata subsp. acuta A. C. Sanders 2007-4-25 33555 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  UC1349338  Anemopsis californica Robert F. Thorne 1966-4-5 35857 Los Angeles below dam in Cottonwood Canyon (along Cottonwood Creek, Santa Catalina Island); Santa Catalina Island, Cottonwood Creek 106 Comment
  RSA503836  Anemopsis californica Frances M. Morey 1922-5-15 s.n. Los Angeles West Adams Street. Comment
  UCR127400  Anethum graveolens A. C. Sanders, Mark Elvin, , Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25566 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  RSA249783  Anisocoma acaulis R. F. Thorne, Gary D. Wallace 1973-4-25 43404 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
  UCR210342  Anoda cristata A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37176 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, 658 East 111th Place between Stanford Ave. and Avalon Blvd. 34 Comment
  RSA670957  Anthriscus caucalis Joseph M. Keefe 2001-3-19 31186 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  UCR280568  Anthriscus caucalis R. G. Swinney 2014-5-13 16489 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
  RSA646979  Anthriscus caucalis LeRoy Gross 2000-4-22 173 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  RSA0053883  Antirrhinum coulterianum R. G. Swinney 2010-5-11 12640 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
  RSA574344  Antirrhinum coulterianum R. G. Swinney 1994-5-12 2843 Los Angeles Glendora Mountain Rd., 2.5 mi. N of jct with Big Dalton Canyon Rd. 518 Comment
  RSA589065  Antirrhinum coulterianum Orlando Mistretta 1994-6-6 1328 Los Angeles San Gabriel Mts: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  RSA0116689  Antirrhinum kelloggii R. G. Swinney 2010-5-25 12926 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR280500  Antirrhinum kelloggii R. G. Swinney 2014-6-5 16695 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA615863  Antirrhinum multiflorum Scott D. White 1995-10-19 3698 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  SBBG95460  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1928-4-29 1903 Los Angeles Little Harbor Comment
  CAS-BOT-BC176323  Aphanisma blitoides B. Catey 1930-4-1 s.n. Los Angeles Palo Verde Hills Comment
  RSA150933  Aphanisma blitoides P. H. Raven 1962-4-11 17268 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA248894  Aphanisma blitoides R. F. Thorne 1973-4-12 42950 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  RSA760860  Aquilegia formosa R. G. Swinney 2008-8-13 9359 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  POM264789  Arabis pulchra Lincoln Constance 1941-4-10 2800 Los Angeles Antolope Valley near Neenach,, 13.5 miles west of Lancaster. 915 Comment
  RSA730254  Aralia californica R. G. Swinney 1999-6-25 7417 Los Angeles San Gabriel Mtns.: south fork of Fern Canyon, NE of Browns Flat 1280 Comment
  UCR209649  Arceuthobium californicum R. G. Swinney 2008-7-2 9114 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  CAS-BOT-BC407776  Arceuthobium californicum Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3768 Los Angeles low saddle between Crystal Lake and the depression to its SSW 1716 Comment
  UC1871322  Arctostaphylos catalinae T. S. Ross 1993-4-21 6859 Los Angeles Channel Islands; Santa Catalina Island; SW part of the island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit 402 Comment
  SFV2639  Arctostaphylos glandulosa R. L. Armacost 1963-4-18 1580 Los Angeles Santa Monica Mountains Mandeville Canyon. Comment
  RSA629087  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-6-18 15620 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  UC1120170  Arctostaphylos glandulosa subsp. glandulosa H. A. Jensen 1933-3-20 273 Los Angeles head of E. Fork San Dimas Canyon Angeles National Forest, Cucamonga Quadrangle Comment
  CAS-BOT-BC23064  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd 1992-7-5 6619 Los Angeles Liebre Mountains, Red Mountain: Warm Springs Mountain 7.5' USGS quadrangle 1217 Comment
  POM367278  Arctostaphylos glandulosa subsp. mollis Geo L. Moxley 1919-9-1 713 Los Angeles Ridge 1/2 mile north of Mt. Hollywood, Griffith Park. Comment
  RSA70872  Arctostaphylos glauca F. W. Peirson 1919-1-29 315 Los Angeles Inspiration Point, Mt. Lowe 1372 Comment
  CAS-BOT-BC46775  Arctostaphylos parryana Walter Knight; Irja Knight 1988-11-24 6465 Los Angeles Between Big Pines and Wrightwood. 1950 Comment
  RSA638859  Arctostaphylos parryana Valerie L. Soza, LeRoy Gross 1999-9-15 647 Los Angeles Burkhart Trail, north of junction with Rattlesnake Trail. 1767 Comment
  RSA634780  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20332 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634809  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20456 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA635072  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20367 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA771608  Arctostaphylos patula R. G. Swinney 2009-5-28 10961 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  HSC16731  Argemone munita C. S. Apperson 1967-6-3 Los Angeles 15 mi. E of Hwy. 99 on Ave. D Comment
  SDSU634  Argemone munita Gerald Collier 1951-4-27 2832 Los Angeles US HWY 6 about 30 miles south of Palmdale. Comment
  SEINET3918932  Aristida adscensionis Timothy S. Ross, Gery J. Allan; Mark A. Elvin 1995-5-21 8597 Los Angeles San Clemente Island: Head of Chenetti Canyon, on the W prong of the trident formed at the top of the longest tributary; 1330 ft SSE of Rest triangulation point (1336-ft), USGS San Clemente Island South 7.5' Quad.; 0 358 Comment
  CAS-BOT-BC90165  Artemisia californica Louis C. Wheeler 1931-11-20 365 Los Angeles 2 mi. N Claremont 411 Comment
  RSA650460  Artemisia californica Dick Mosbarger 1948-2-23 s.n. Los Angeles Cal Poly Campus, San Dimas. 245 Comment
  CAS-BOT-BC90340  Artemisia douglasiana LeRoy Abrams 1902-8-16 2955 Los Angeles near Mesmer Comment
  CAS-BOT-BC90343  Artemisia douglasiana Joseph Ewan; Nesta Ewan 1936-8-2 9905 Los Angeles Mescal Canyon, San Gabriel Mts. 1615 Comment
  CATA334  Artemisia douglasiana Mark L. Hoefs 1973-7-13 373 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  IRVC29010  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  UC166728  Artemisia douglasiana Geo. B. Grant 1904-8-1 68 a Los Angeles Pasadena Comment
  RSA777  Artemisia dracunculus J. T. Howell 1928-6-29 994 Los Angeles Near Santa Monica 76 Comment
  CAS-BOT-BC93874  Artemisia dracunculus A. J. McC 1892-9-10 s.n. Los Angeles Pasadena, Arroyo Seco Comment
  UCR202525  Artemisia ludoviciana R. G. Swinney 2005-8-15 8484 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  UC586943  Artemisia ludoviciana subsp. incompta Joseph Andorfer Ewan 1934-8-4 8329 Los Angeles s end Blue Ridge (Guffys Spring); San Gabriel Mts. 2438 Comment
  CATA3268  Arundo donax Julia Parish, Ben Dion 2017-2-3 011 Los Angeles Santa Catalina Island: Industrial area northwest of Avalon Cemetery 0 Comment
  JEPS5071  Asclepias vestita W. L. Jepson 1939-4-21 19244 Los Angeles Neenach School Mohave Desert, Antelope Valley 914 Comment
  UCR94470  Asclepias vestita Orlando Mistretta, C. Mistretta 1995-5-2 1666 Los Angeles San Gabriel Mtns., Carr Canyon 1082 Comment
  RSA0104711  Asclepias vestita Orlando Mistretta, Christine Mistretta 1995-5-2 1666 Los Angeles San Gabriel Mountains. Carr Canyon. 1082 Comment
  SEINET10359300 Image available Asparagus densiflorus Unknown 2015-1 501 Los Angeles Santa Monica, CALIFORNIA. Los Angeles Co.: Santa Monica, behind Loews Santa Monica Beach Hotel, along Ocean Ave. Comment
  LA94122  Aspidotis californica Lawrence L. Kiefer; 1966-4-10 1851 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  SEINET11851718  Aster subulatus var. ligulatus J. F. Bright, Wyman, C. 1931-1 5730 Los Angeles Hollywood Comment
  RSA733156  Astragalus bicristatus R. G. Swinney 1997-6-13 5590 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  UC205376  Astragalus bicristatus I. M. Johnston 1918-7-6 2056 Los Angeles Prairie Fork San Gabriel River , Prairie Fork San Gabriel River (San Antonio Mountains) 2133 Comment
  UC57474  Astragalus brauntonii J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  POM9795  Astragalus coccineus Wm. M. Pierce 1921-4-1 s.n. Los Angeles Near Palmdale. Comment
  RSA188080  Astragalus didymocarpus var. didymocarpus R. F. Thorne 1966-4-30 36357 Los Angeles Santa Catalina Island; Grassy slope above Gallagher's Canyon 427 Comment
  UCR127024  Astragalus didymocarpus var. didymocarpus Mark A. Elvin, Cathleen Weigand 2003-4-8 2460 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  RSA110308  Astragalus douglasii H. D. Ripley, R. C. Barneby 1944-5-16 5857 Los Angeles Summit of Mint Canon, s. of Harold. 991 Comment
  RSA415482  Astragalus douglasii var. douglasii L. E. Hoffman 1932-7-4 s.n. Los Angeles Big Pines Park, Swarthout Canyon. Comment
  SDSU21099  Astragalus douglasii var. douglasii Ian Cain, Bruce Lund 2010-5-10 1409 Los Angeles North west of Lancaster. 3.33km north east of intersection of 170th Street West and Highway 138 790 Comment
  CAS-BOT-BC182927  Astragalus douglasii var. perstrictus W. R. Dudley; F. H. Lamb 1896-6-9 4410 Los Angeles Elizabeth Lake [Canon] Canyon, near [Lovell's] Lovell, Liebre Mountains Comment
  RSA134859  Astragalus gambelianus P. H. Raven, Henry J. Thompson 15044 Los Angeles Just West of Triunfo Pass. 640 Comment
  UCSB51743  Astragalus lentiginosus Hodgson, John 1929-3-29 Los Angeles Along ridge route, 1/2 mi. toward ??? from Gorman; Santa Barbara-Tejon forest Comment
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Oct 25 2007
  RSA235248  Astragalus nevinii E. R. Blakley 1963-12-8 6412 Los Angeles San Clemente Island: north of West Cove at Point near triangulation Point Driggs. 8 Comment
  UC397224  Astragalus pycnostachyus var. lanosissimus G. B. Grant 1904-7-8 6317 Los Angeles Cienega Comment
  UCR214618  Astragalus trichopodus A. C. Sanders, Dan S. Cooper 2010-3-12 37359 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA200436  Astragalus trichopodus W. O. Griesel; 1936-4-25 sn Los Angeles Comment
  CAS-BOT-BC194069  Astragalus trichopodus var. lonchus Le Roy Abrams 1901-4-1 1187 Los Angeles Ballona Harbor Comment
  POM1744  Astragalus trichopodus var. lonchus I. M. Johnston 1917-6-10 1319 Los Angeles Near Mesmer. 30 Comment
  RSA0072154  Astragalus trichopodus var. phoxus Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA226986  Astragalus trichopodus var. phoxus R. F. Thorne, C. W. Tilforth 1971-6-17 39970 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SEINET149338  Astragalus trichopodus var. phoxus E. K. Balls, L. W. Lenz 1950-3-28 14460 Los Angeles 3 mi N of Castaic, Hwy. 99. 457 Comment
  UC862487  Astragalus trichopodus var. phoxus Alice Eastwood May 27, 1906 - June 10, 1906 249 Los Angeles Roscoe Comment
  UCD170730  Astragalus trichopodus var. phoxus A. C. Sanders 2005-5-5 29875 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  UCR187133  Astragalus trichopodus var. phoxus A. C. Sanders 2006-5-16 32358 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  RSA642516  Astragalus trichopodus var. trichopodus D. E. Bramlet 1999-5-14 2761 Los Angeles Puente Hills. 213m northwest of the 57/60 freeway and 915m east of old Brea Canyon Road. South facing slope of last small knoll before Lincoln Ave. (existing residential area). 207 Comment
  RSA591913  Athysanus pusillus L. C. Wheeler 1967-5-2 9262 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  CAS-BOT-BC170602  Atriplex amnicola C. Wishner; A. Gale 2005-8-12 1 -40 Los Angeles Malibu Lagoon State Beach, Santa Monica Mountains 3 Comment
  RSA411863  Atriplex argentea subsp. expansa Edwin Kline 1924-8-18 14841 Los Angeles Waste Places Comment
  SBBG13507  Atriplex argentea var. expansa P. H. Raven 1962-5-8 17619 Los Angeles near summit of ridge above Wilson Cove 121 Comment
  RSA452411  Atriplex canescens George R. Johnstone 1932-4-24 s.n. Los Angeles 15 miles E of Palmdale. Mojave Desert. Comment
  RSA608512  Atriplex canescens subsp. canescens L. C. Wheeler 1930-11-26 s.n. Los Angeles Mojave Desert. Comment
  CAS-BOT-BC168275  Atriplex canescens var. canescens Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  LA50817  Atriplex coulteri H. Lewis; 1930-4-3 1283 A Los Angeles Santa Monica Mountains, 10 mi. N [W] of Malibu Beach Comment
  RSA233613  Atriplex coulteri R. F. Thorne 1970-3-6 39394 Los Angeles Santa Catalina Island: near Blue Cavern Point 46 Comment
  SBBG128211  Atriplex coulteri M. L. Hoefs, S. A. Junak, R. Philbrick 2001-5-18 3174 Los Angeles near rd between Cottonwood Cyn and Black Jack Cmpgrd 225 Comment
  UC1594407  Atriplex coulteri Tim Ross and Elizabeth Kellogg 1992-4-13 6143 Los Angeles 340 degrees nnw 1140 m distant from 199 BM' near Flasher (nw part of San Clemente Island, coastal terrace in the vicinity of Darter); nw part San Clemente Island, vicinity of Darter 18 Comment
  UCR236896  Atriplex coulteri Jeremiah George, Audrey George 2012-6-1 s.n. Los Angeles South Coast, Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club 5 Comment
  SBBG100  Atriplex lentiformis subsp. breweri R. Hoffmann 1927-6-14 Los Angeles beyond Camulos Comment
  UC484227  Atriplex lentiformis subsp. lentiformis C. B. Wolf 1930-12-23 1820 Los Angeles 1/2 mi n of town Santa Monica; n of Santa Monica 7 Comment
  UC110281  Atriplex pacifica Katharine Brandegee 1903-10-14 Los Angeles San Pedro Comment
  RSA155923  Atriplex semibaccata P. H. Raven 1962-7-12 18020 Los Angeles Near point at east end or Northwest Harbor, San Clemente Island 30 Comment
  POM153314  Atriplex serenana P. A. Munz, I. M. Johnston 1928-9-4 11130 Los Angeles Saugus. 366 Comment
  UCR273905  Atriplex suberecta Steven A. Junak 1999-7-16 SCa- 1041 Los Angeles California Islands, Santa Catalina Island. Deer Valley Reservoir, east of Two Harbors 165 Comment
  SD85120  Atriplex watsonii E. R. Blakley 1962-6-10 5227 Los Angeles San Clemente Island, Eel Point. 3 Comment
  CAS-BOT-BC146036  Avena barbata A. J. McClatchie 1895-4-1 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC146037  Avena barbata Geo. B. Grant 1904-4-16 87 Los Angeles Los Angeles. Comment
  PASA639  Avena barbata Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA226177  Avena barbata Gary D. Cromwell, David W. Wheat 1971-4-30 610 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  SBBG59426  Avena barbata M. N. Ackley -Jan-1926 9 Los Angeles Hill Drive, Eagle Rock 213 Comment
  SDSU759  Avena barbata R. M. Beauchamp 1967-1-28 140 Los Angeles San Clemente Island, growing on grassy field on knoll near onld indian campsite west of Lemon Tank. Comment
  UC71000  Avena barbata Joseph Burtt Davy 1902-3-22 Los Angeles Claremont Comment
  RSA12182  Avena fatua C. B. Wolf 1934-4-11 5634 Los Angeles Bryant Ranch, E of Long Beach, in 1.48 acre tract at 7th and Hathaway. 23 Comment
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Jul 22 2014
  UC1922751  Avena sativa Valerie L. Soza, Laura Moore 2000-5-10 846 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' 31.5'' N 118deg 18' 6.9'' W T2N R14W NE/4, SW/4 sec. 2 Comment
  UCR200178  Avena sativa Valerie Soza, Laura A. Moore 2000-5-10 846 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' 579 Comment
  RSA612741  Azolla filiculoides Louis Cutter Wheeler 1932-10-21 1411 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  SBBG79593  Baccharis glutinosa F. R. Fosberg 1931-7-10 5363 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  RSA601711  Baccharis pilularis L. C. Wheeler 1967-10-23 s.n. Los Angeles San Gabriel Mountains: Angeles Crest Highway at Twin Canyon (7 1/2'' topo map Pasadena: Slide Canyon on bridge) 808 Comment
  LA203017  Baccharis salicifolia W. R. Ernst; May 1948 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  POM304856  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1937-9-2 232 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  UCR85805  Baccharis salicifolia T. S. Ross, A. Ross 1991-3-7 4157 Los Angeles San Gabriel Valley, Elephant Hill, western Pomona 230 Comment
  RSA93168  Baccharis salicifolia F. W. Peirson 1918-10-16 283 Los Angeles foot of Echo Mountain Trail 549 Comment
  UC71922  Baccharis salicifolia subsp. salicifolia W. A. Setchell 1896-12-1 Los Angeles Los Angeles Comment
  UCD150971  Bahiopsis parishii D. S. Park 2010-4-27 57 Los Angeles Ranch Santa Ana Botanic Garden 369 Comment
  CDA10479  Balsamorhiza deltoidea F. Blanc 1958-4-29 6 Los Angeles Junction Highway, 1384 Quail Lake Road, near Gorham. 0 Comment
  UCR124422  Barbarea orthoceras B. C. Templeton 1932-5-31 4896 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM123140  Batis maritima Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA782808  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  CAS-BOT-BC101993  Bidens pilosa C. F. B. 1903-10-1 3729 Los Angeles Claremont Comment
  LA200931  Bloomeria crocea Sharon Johnston; 1957-5-14 34 Los Angeles SANTA MONICA MOUNTAINS, Mullholland Dr. 0.5 mi east of Alhama Dr. 396 Comment
  RSA652078  Bloomeria crocea K. M. Kosak 1961-5-17 sn Los Angeles San Dimas: hillside near Puddingstone Dam. Comment
  RSA590339  Bloomeria crocea var. crocea Timothy S. Ross 1993-4-21 6852 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit. 426 Comment
  UC1871210  Bloomeria crocea var. crocea T. S. Ross 1993-4-21 6852 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit 426 Comment
  RSA601843  Bloomeria crocea var. montana Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10015 Los Angeles Liebre Mountains region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1584 Comment
  RSA164827  Boechera californica Wesley O. Griesel 1963-5-26 798 Los Angeles View Point near Big Pines. 2287 Comment
  SBBG47090  Boechera pulchra K. K. Muller 1972-5-2 3076 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  UCR281623  Boechera pulchra R. G. Swinney 2014-4-30 16273 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  CAS-BOT-BC30965  Bolboschoenus maritimus Louis C. Wheeler 1932-9-19 1392 Los Angeles Los Angeles R. at Los Feliz Blvd. 121 Comment
  CAS-BOT-BC75496  Bolboschoenus maritimus subsp. paludosus Timothy S. Ross; Steve Boyd 1994-9-21 8333 Los Angeles Liebre Mountains. Cow Spring Pond. Sag pond on the San Andreas Fault Zone at the north foot of Liebre Mountains. 1155 Comment
  CATA3503  Bothriochloa barbinodis Julia Parish, Olivia Reda 2017-8-29 034 Los Angeles Santa Catalina Island: Avalon; Baker's Dam on Falls Canyon Road by water tanks 110 Comment
  RSA527735  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4302 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA604916  Bowlesia incana L. C. Wheeler 1965-5-16 8704 Los Angeles Liebre Mountain: Ravine S of Two Shay Ranch, Bouquet Canyon. Comment
  CATA394  Brachypodium distachyon Mark L. Hoefs, A. Douglas Propst 1974-5-10 463 Los Angeles Santa Catalina Island: Lower Fern Canyon 213 Comment
  RSA0087389  Brassica geniculata R. G. Swinney 2010-5-25 12965 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
  UCR259547  Brassica geniculata R. G. Swinney 2010-9-7 13695 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR272017  Brassica geniculata R. G. Swinney 2010-4-15 12263 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  PASA388  Brassica nigra Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  UCR205646  Brassica rapa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36938 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  LA210053  Brassica rapa Leo Boyd; 1953-4-1 Los Angeles Faculty Hill U.C.L.A. Campus Comment
  CHSC98714  Brickellia californica LeRoy Gross 2000-10-28 298 Los Angeles Verdugo Moountains; 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). Open west facing side of ridge, area around this area burned about 5 years ago (fire island), below reservoir. 304 Comment
  LA31685  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-9-27 14501 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  UCR162580  Brickellia longifolia Anuja Parikh, Nathan Gale 2004-7-9 2081 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 19), south of the river between Potrero and Salt Creek Canyons 427 Comment
  CAS-BOT-BC106143  Brickellia nevinii E. L. Greene 1903-10-10 3731 Los Angeles San Antonio Canyon near Claremont Comment
  RSA596808  Brickellia nevinii Timothy S. Ross, J. Mark Porter 1995-5-4 8476 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA0021440  Brodiaea capitata Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  UC557783  Brodiaea kinkiensis Nell Murbarger May 1936 219 Los Angeles San Clemente Island Comment
  CAS-BOT-BC144330  Bromus Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3379 Los Angeles San Gabriel Mountains. Big Rock Creek Canyon. Ca. 130 m north to 250 m north northwest of Icy Springs. 1732 Comment
  RSA591977  Bromus carinatus Mark Hoefs, D. Propst 1974-5-10 467 Los Angeles Santa Catalina Island: upper Fern Canyon 335 Comment
  RSA0115302  Bromus carinatus Steven A. Junak 2001-5-3 SCa- 1470 Los Angeles Santa Catalina Island. N of Airport Road, in extreme upper portion of Swain's (Toyon) Canyon. 381 Comment
  RSA311353  Bromus carinatus var. carinatus R. F. Thorne 1969-7-2 38211 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA587282  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1990-5-17 2557 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UC188825  Bromus carinatus var. carinatus Geo. B. Grant 1668 Los Angeles Oak Knoll; Southern California, Oak Knoll 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
  RSA752481  Bromus catharticus Justin M. Wood 2009-4-22 531 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  CATA1056  Bromus diandrus Mark L. Hoefs 1995-5-10 1989 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  CATA1439  Bromus diandrus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2602 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  POM296909  Bromus diandrus Lyman Benson 1945-5-11 11707 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  POM363396  Bromus diandrus Robin S. Collins 1973-4-30 254 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 610 Comment
  RSA0116842  Bromus diandrus Richard G. Swinney 2010-5-25 12938 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR204445  Bromus diandrus R. G. Swinney 2005-4-15 8215 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  CAS-BOT-BC155582  Bromus grandis Le Roy Abrams 1902-7-2 2632 Los Angeles Little Santa Anita Canyon. Comment
  IRVC26186  Bromus grandis A. C. Sanders, Mark A. Elvin 2003-6-18 26960 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  POM158283  Bromus hordeaceus M. B. Dunkle 1928-4-29 1916 Los Angeles Santa Catalina Island. Little Harbor 4 Comment
  SBBG17971  Bromus hordeaceus E. R. Blakley 1963-4-10 5596 Los Angeles 1 mi S of Avalon 30 Comment
  CATA610  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-8 1060 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  LA13833  Bromus madritensis subsp. rubens Marjorie Bowler; 1937-11-15 105 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  SDSU960  Bromus madritensis subsp. rubens H. Wedberg 1966-4-3 1193 Los Angeles Above Hill Drive x neal, Eagle Rock 457 Comment
  UC1131222  Bromus madritensis subsp. rubens A. D. Gifford 1935-3-6 437 Los Angeles 2 8/10 mi sw of Red Mountain (Angeles National Forest); Angeles National Forest 609 Comment
  POM363936  Bromus rubens Robert M. Perkins 1935-3-24 51 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  RSA157802  Bromus rubens P. H. Raven 1962-5-9 17668 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  SBBG93450  Bromus rubens T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  UCD59725  Bromus sterilis Marian Vincent 1964-6-24 580 Los Angeles Wrightwood Road at old Ice Skating Rink across the road from Camp Centinella 3 miles west of Wrightwood. Comment
  RSA629039  Bromus tectorum Valerie L. Soza, Kent Hughes 1999-6-17 533 Los Angeles San Gabriel Mountains: Chantry Flat, off road 2N41, west of water tank., Near 34?11'41''N, 118?01'25''W 701 Comment
  UCR205197  Bromus tectorum R. G. Swinney 2008-4-30 8705 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  LA200774  Calandrinia ciliata Carl Epling; 1925-3-25 6539 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0107269  Calandrinia ciliata Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 535 Los Angeles Santa Catalina Island. Just E of Haypress Reservoir, on S side of main road, near UTM. 402 Comment
  RSA0038449  Calandrinia ciliata var. menziesii Carol Haines 1964-4-16 s.n. Los Angeles Robinson Road, Topanga, Santa Monica Mountains. 304 Comment
  RSA251439  Calandrinia maritima R. F. Thorne 1966-4-16 36043 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  SBBG131563  Calandrinia menziesii S. A. Junak 2000-4-15 SCa 1204 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from junction with Divide Rd 478 Comment
  RSA13892  Callitriche marginata L. C. Wheeler 1934-3-6 2397 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  RSA456119  Callitriche marginata L. C. Wheeler 1934-3-6 2397 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  SEINET13387015 Image available Calocedrus decurrens R. G. Swinney 2011-1 15769 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA377243  Calochortus albus Robert Kessler s.n. Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  UC961191  Calochortus albus Henry J. Thompson 1951-5-13 1474 Los Angeles near Cornell (Triunfo Canyon, at mouth of Lobo Canyon, w Los Angeles Co.); Santa Monica Mts., Triunfo Pass Quad. 243 Comment
  CAS-BOT-BC132289  Calochortus catalinae John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  UC1537206  Calochortus clavatus Gordon H. True Jr. 1935-5-16 291 Los Angeles Bouquet Canyon Comment
  UC519905  Calochortus clavatus Carl Epling and Louis Wheeler 1933-6-4 1854 Los Angeles near Summit (Ridge Route) 1524 Comment
Read comments
Nov 9 2011
  UCR16062  Calochortus clavatus Loretta Bates 1978-5-28 s.n. Los Angeles Transverse Range, Davenport Rd., 1 mi past [west of] Red Rover Mine exit on Hwy I-14 and 1 mi east of the upper junction with Hubbard Rd. near Acton 976 Comment
  CAS-BOT-BC132341  Calochortus clavatus Gale Sphon 1959-5-9 329 Los Angeles 1.7 miles northeast of Soledad Canyon turnoff on Highway 6, Mint Canyon Comment
  RSA596049  Calochortus clavatus var. clavatus Timothy S. Ross, J. Mark Porter 1995-5-4 8415 Los Angeles Texas Canyon: NE of Bouquet Canyon Road. 555 Comment
  SBBG122075  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-20 1747 Los Angeles N of Santa Clara River, 3 mi NW of Castaic Junction, S slopes of Hasley Cyn 385 Comment
  CAS-BOT-BC226265  Calochortus invenustus Timothy S. Ross; Darin Banks 1994-6-21 7984 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2175 m NW of Pac. Mtn's 7124-foot summit 1938 Comment
  RSA549489  Calochortus invenustus Timothy S. Ross, Steve Boyd 1990-6-18 3476 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA587122  Calochortus invenustus Orlando Mistretta, Steve Boyd 1995-5-23 1729 Los Angeles Bare Mountain Canyon, Slopes on E side of main drainage 1357 Comment
  RSA729668  Calochortus invenustus Richard G. Swinney 1998-7-8 6317 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  SEINET3885358  Calochortus invenustus Timothy S. Ross, Darin L. Banks 1994-6-21 7984 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2175 m NW of Pac. Mtn's 7124-foot summit. Pacifico Mountain USGS 7.5' quad.; 0 1939 Comment
  RSA377426  Calochortus plummerae Louis E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch). Sierra Madre Mountains. Comment
  RSA369051  Calochortus striatus Anstruther Davidson 1893-5-10 s.n. Los Angeles Lancaster. Comment
  JEPS61757 Image available Calochortus venustus Frank W. Peirson 1920-5-16 2146 Los Angeles Tujunga San Gabriel Mts. 457 Comment
  UCD139605  Calochortus venustus Esfan Hesari 1993-5-4 s.n. Los Angeles Newhall, Walker ranch. 750 Comment
  CATA954  Calystegia macrostegia Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1819 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  UCR141321  Calystegia macrostegia R. F. Thorne, C. W. Tilforth 1971-4-9 41553 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest; San Dimas Canyon, below entrance to wooded area of canyon near creek 381 Comment
  RSA526620  Calystegia macrostegia subsp. amplissima Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4210 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA649801  Calystegia macrostegia subsp. intermedia Matt Brooks 1988-5-1 21 Los Angeles Whittier, Skyline Equestrian trail 1.0 miles south of its intersection with Turnbull Canyon Rd. Comment
  SDSU14842  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
  RSA549516  Calystegia occidentalis subsp. fulcrata T. S. Ross, S. D. Boyd 1990-6-18 3470 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA71122  Calystegia occidentalis subsp. fulcrata F. W. Peirson 1923-5-21 3516 Los Angeles Fish Canyon 914 Comment
  UC1595268  Calystegia occidentalis subsp. fulcrata Tim Ross 1992-7-16 6690 Los Angeles near summit Mt. Gleason just e Military Reservation (San Gabriel Mountains); , nr summit Mt. Gleason 1901 Comment
  UC1794938  Calystegia peirsonii R. K. Brummitt and S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res 485 Comment
  RSA465670  Camissonia bistorta M. Bisbee 1917-5-27 s.n. Los Angeles Verdugo Mountains, Verdugo Canyon, sandy wash Comment
  RSA0087039  Camissonia californica R. G. Swinney 2010-3-18 11974 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  UCR273548  Camissonia confusa R. G. Swinney 2011-6-22 15242 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  POM156652  Camissonia lewisii L. R. Abrams 1903-4-8 3232 Los Angeles Inglewood. Comment
  RSA629711  Camissonia micrantha Louis C. Wheeler 1947-4-20 6468 Los Angeles San Gabriel Mountains; Kinneloa Canyon. Comment
  RSA729962  Camissonia pallida subsp. pallida R. G. Swinney 1999-4-5 7066 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East. 1207 Comment
  RSA599491  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-25 9316 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA454100  Camissonia strigulosa E. S. Spalding 1925-4-29 s.n. Los Angeles Vacant lot, Glendale Comment
  UC874208  Camissoniopsis bistorta I. W. Clokey and B. C. Templeton 1930-4-8 4693 Los Angeles San Francisquito Canyon 700 Comment
  SD39508  Camissoniopsis bistorta Edith A. Purer 1931-2-28 Los Angeles Verdugo Hills, hillsides Comment
  SEINET5344153  Camissoniopsis cheiranthifolia subsp. suffruticosa M. Walker 1963-4-28 s.n. Los Angeles La Ballona Creek 3 Comment
  UCSB7333  Camissoniopsis confusa Philbrick, Ralph 1953-3-9 Los Angeles Claremont, San Gabriel Mts. 304 Comment
  LA50522  Camissoniopsis micrantha Harlan Lewis; 1954-4-3 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UCR273297  Camissoniopsis micrantha R. G. Swinney 2011-5-10 14647 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
  RSA114408  Cannabis sativa P. A. Munz 1955-11-5 21486 Los Angeles at edge of pavement, 1.5 blks. N of Foothill Blvd. on Mills Ave., Claremont. Comment
  CLARK-A1528-2301  Cardamine oligosperma Alfred R. Roos 1958-6-3 Los Angeles Brentwood Comment
  RSA719926  Cardamine oligosperma R. G. Swinney 1998-2-16 5899 Los Angeles mouth of San Gabriel River about 100-350 m north of Foothill Blvd. east bank. 183 Comment
  SEINET4044454 Image available Carduus pycnocephalus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 213 Comment
  UCR220190  Carduus pycnocephalus R. G. Swinney 2009-4-7 10298 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR209540  Carex R. G. Swinney 2008-7-2 9125 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
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Sep 12 2018
  RSA364533  Carex Anstruther Davidson 1894-1 s.n. Los Angeles Los Angeles. Comment
  UCR270810  Carex abrupta R. G. Swinney 2011-8-17 15626 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA602982  Carex alma L. C. Wheeler 1967-7-15 10030 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCD169228  Carex alma R. G. Swinney 2009-6-12 11136 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  UCR191276  Carex aurea R. G. Swinney 1999-7-28 7572 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  POM81478  Carex barbarae H. E. Hasse 1890-04 s.n. Los Angeles [Los Angeles?] Comment
  SEINET7559358 Image available Carex fracta Steve Boyd, Lauren Raz 1997-5-20 9807 Los Angeles Liebre Mountains Region, Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads. 1341 Comment
  RSA229061  Carex fracta Robert F. Thorne 1969-7-29 38843 Los Angeles N facing slope above Angeles Crest Hwy N & below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  RSA229057  Carex hassei Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38888 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  RSA762428  Carex praegracilis R. G. Swinney 2008-10-16 9623 Los Angeles Big Pine Meadow 2061 Comment
  UCR186941  Carex praegracilis A. C. Sanders 2006-4-10 32001 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
  POM155897  Carex praegracilis 1919-5-10 2699 Los Angeles San Gabriel River near Bassett. 90 Comment
  CAS-BOT-BC117319  Carex spissa Samuel B. Parish 1901-4-1 3747 Los Angeles Santa Monica Range. Comment
  SEINET8573593 Image available Carex subfusca P. Zika, Otting, N 2010-1 25257 Los Angeles Comment
  UCR192860  Carex subfusca R. G. Swinney 1998-7-14 6427 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  SEINET7577173 Image available Carex subfusca R. F. Thorne, M. Z. Thorne 1969-7-9 38576 Los Angeles San Gabriel Mts., Angeles National Forest: Big, wet, sloping meadow at Big Pines. 2073 Comment
  RSA364781  Carex triquetra Anstruther Davidson 1901-3-1 s.n. Los Angeles Santa Catalina Island. Comment
  UCR92585  Carex triquetra F. M. Reed 1925-6-12 5242 Los Angeles San Gabriel Mtns/San Fernando Valley region, Sierra Madre Mountains, wash near La Canada. 701 Comment
  RSA341416  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles San Clemente Island: E side of island, next major drainageway and canyon SE of Lemon Tank. Comment
  LA202816  Carpobrotus edulis Joseph Andorfer Ewan; 1932-5-19 7526 Los Angeles Playa del Rey Comment
  SD144100  Carpobrotus edulis Scott D. White 1997-3-12 4731 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR129406  Castilleja affinis A. C. Sanders, Mark Elvin 2002-6-20 25248 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
  LA52005  Castilleja affinis Harlan Lewis; 1940-2-4 s.n. Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy. 457 Comment
  SBBG42275  Castilleja affinis R. Moran 1941-2-25 609 Los Angeles N of Wilson's Harbor 50 Comment
  RSA250619  Castilleja affinis subsp. affinis Robert F. Thorne 1971-4-2 41407 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  RSA757320  Castilleja applegatei R. G. Swinney 2008-6-17 9054 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
  RSA772197  Castilleja applegatei R. G. Swinney 2009-5-27 10871 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  JEPS85802  Castilleja applegatei subsp. martinii Roy E. Buck 1989-6-23 1348 Los Angeles ca 0.1 air km nnw Icy Springs (lowermost ne-facing slope of canyon of upper Big Rock Creek, 26 air km nne of Glendora, just e of ruins of old stone house); San Gabriel Mountains 1737 Comment
  RSA448675  Castilleja applegatei subsp. martinii Francis W. Pennell 1940-6-24 25996 Los Angeles Pine Mountain, S of Swartout [Swarthout]. 2439 Comment
  UCSB27058  Castilleja chromosa Daniel, Dick 1964-5-15 Los Angeles Mint Canyon Campground, 7.7 miles northeast of junction of Mint Canyon Road and California 126 640 Comment
  SBBG40701  Castilleja exserta R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -190 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  UCR163460  Castilleja exserta B. G. Pitzer 1998-5-23 3717 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  UCR17814  Castilleja exserta I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plain, Gardena 16 Comment
  RSA595120  Castilleja foliolosa Steve D. Boyd, Orlando Mistretta, John Dolan 1996-4-18 8574 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N01, 6.2 road miles from jtn with 8N05. 1174 Comment
  SBBG79252  Castilleja foliolosa F. R. Fosberg 1931-3-18 4292 Los Angeles Hamilton Cyn 10 Comment
  SBBG95472  Castilleja foliolosa M. B. Dunkle 1929-3-3 2058 Los Angeles Hamilton Cyn Comment
  UCSB5978  Castilleja foliolosa Ballard 1954-3-14 Los Angeles San Dimas Park 350 Comment
  RSA400543  Castilleja foliolosa Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG45681  Castilleja foliolosa Leota Davidson 1966-3-18 333 Los Angeles Tick Cyn off Soledad Cyn Comment
  UCR20065  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. East slope of Mt. Gleason, immediately NE of microwave station on 3N17 1829 Comment
  UC184460  Castilleja linariifolia A. D. E. Elmer Jun 1902 3608 Los Angeles Acton Comment
  RSA0036825  Castilleja minor subsp. spiralis Justin M. Wood 2011-7-7 4336 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UCR210497  Castilleja minor subsp. spiralis R. G. Swinney 2008-12-6 9955 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  RSA570150  Castilleja plagiotoma Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4799 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA668077  Castilleja plagiotoma Michael C. Long, Ian Swift 2001-5-10 MCL- 557 Los Angeles Antelope Valley, Bob's Gap, ca. 0.25 mi SE of junction of Bob's Gap Road and Panorama Rd. (dirt). 1226 Comment
  UCR149525  Castilleja plagiotoma R. G. Swinney 1997-6-25 5644 Los Angeles San Gabriel Mtns., west of Wrightwood, c. 0.25 mi. east of Hwy 2, c. 300 m N of Guffy Rd. (3N06) 2317 Comment
  UCR197745  Castilleja plagiotoma Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 77 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 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
  RSA68345  Caulanthus amplexicaulis var. amplexicaulis Verne Grant 1951-7-17 16085 Los Angeles San Antonio Canyon 1981 Comment
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Nov 19 2015
  RSA0086398  Caulanthus amplexicaulis var. amplexicaulis Wayne E. Sawyer 1981-6-11 12 Los Angeles San Gabriel Mtns., Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  UCR95451  Caulanthus lasiophyllus L. C. Wheeler 1967-5-12 9435 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  UCR146452  Caulanthus major var. major Orlando Mistretta 1993-6-28 902 Los Angeles San Gabriel Mountains, Angeles National Forest. Table Mountain; Sunrise ski area 2226 Comment
  SBBG71352  Ceanothus cordulatus R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA616077  Ceanothus crassifolius Scott D. White 1997-1-14 6041 Los Angeles Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  CAS-BOT-BC48870  Ceanothus cuneatus L. R. Abrams 1924-4-2 10122 Los Angeles Mint Canyon Comment
  CAS-BOT-BC48873  Ceanothus cuneatus Cecil Hart 1927-3-13 s.n. Los Angeles Victorville Comment
  OBI36778  Ceanothus cuneatus David J. Keil 1980-3-27 13746 Los Angeles 1 mi E of Ridge rte on Pine cyn rd (LA county rd N-2) 1189 Comment
  UC71947  Ceanothus cuneatus var. cuneatus E. D. Palmer Mar. 1902 Los Angeles Echo Mt. Comment
  UC1070658  Ceanothus greggii var. vestitus A. Lewis May 1933 206 Los Angeles Bear Canyon 1341 Comment
  CAS-BOT-BC50846  Ceanothus insularis Reid Moran 1941-3-5 679 Los Angeles Santa Catalina Island - Salta Verde Comment
  CAS-BOT-BC50159  Ceanothus integerrimus A. D. E. Elmer 1902-6-1 3595 Los Angeles Acton, Mt. Gleason Comment
  RSA0069201  Ceanothus leucodermis R. G. Swinney 2010-9-9 13778 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  UC870537  Ceanothus leucodermis Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  LA52220  Ceanothus megacarpus Robert Fowler; 1935-1-18 4541 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  RSA399119  Ceanothus megacarpus H. L. Bauer 1931-3-1 s.n. Los Angeles Tunas Canyon near Topanga Canyon. Comment
  HSC34726  Ceanothus oliganthus R. E. Cooksey Apr 1974 175 Los Angeles Little Dalton Canyon, above Glendora 457 Comment
  UCD112286  Ceanothus oliganthus Daryl Koutnik 1978-3-24 s.n. Los Angeles Mulholland Highway at entrance to Seminole Hot Springs. 365 Comment
  RSA399746  Ceanothus oliganthus var. oliganthus M. D. Proctor 1944-4-9 829 Los Angeles Santa Anita Canyon Comment
  RSA95347  Ceanothus oliganthus var. oliganthus F. W. Peirson 1925-3-18 5470 Los Angeles South slope of Newhall Grade, west end of San Gabriel Mts 381 Comment
  SEINET3837095 Image available Ceanothus ramulosus Leila M. Shultz 1981-4-10 Los Angeles Rancho Santa Ana botanic garden, Claremont, cultivated, native plants, etc. 305 Comment
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Oct 6 2015
  UCD112712  Ceanothus spinosus Gerald Dickinson 1962-5-17 39 Los Angeles Topanga Canyon and Upper Robinson Rd. Santa Monica Mts. 304 Comment
  UCR97805  Ceanothus spinosus Scott D. White 1997-3-12 4742 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA0028430  Ceanothus spinosus N. C. Cooper 1949-6-18 4194 Los Angeles Mt. Baldy Resorts 1829 Comment
  SBBG68234  Ceanothus vestitus R. Hoffmann 1929-5-17 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA430480  Cenchrus echinatus A. C. Sanders 1987-10-13 7425 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive., (Near 33 deg 56'N, 118 deg 26'W.) 38 Comment
  CAS-BOT-BC272061  Centaurea melitensis Tim Ross 1992-6-15 6556 Los Angeles Upper end of Turnbull Canyon, Whittier Hills (local name for the western extremity of teh Puente Hills) 294 Comment
  UCSB22833  Centaurea melitensis Palmer, Elizabeth 1908-5-25 Los Angeles Los Angeles Comment
  RSA607972  Centaurea repens L. C. Wheeler 1968-7-18 s.n. Los Angeles Claremont: Just W of 200 E. Dartmouth St., 2 miles NE of La Verne.. . Comment
  UCD130090  Centaurea solstitialis Robert F. Thorne 1966-9-14 36624 Los Angeles Santa Catalina Island, Middle Ranch, Middle Ranch Canyon. 213 Comment
  UC520361  Centaurium exaltatum Louis C. Wheeler 1932-6-26 874 Los Angeles San Gabriel Canyon San Gabriel Mts. 304 Comment
  UCR222763  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 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
  RSA605502  Centrostegia thurberi Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UC1971393  Cercocarpus betuloides Louis C. Wheeler 1946-8-25 6242 Los Angeles SAN GABRIEL MOUNTAINS: Near Soldier Creek on Coldbrook, Crystal Lake Road. Comment
  CAS-BOT-BC135514  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1990-5-17 2563 Los Angeles Little Gleason Forestry Plantation: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and bout 2 (air) miles E of Mt. Gleason summit - San Gabriel Mountains 1767 Comment
  RSA0092462  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-11-3 15993 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  SBBG27252  Cercocarpus betuloides var. betuloides I. W. Clokey, B. Templeton -Jul-1929 4596 Los Angeles Mandeville Cyn 300 Comment
  POM11603  Cercocarpus ledifolius Philip A. Munz 1921-6-18 4562 Los Angeles San Antonio Mountains, Swartout Valley. 1829 Comment
  CAS-BOT-BC143820  Cercocarpus ledifolius var. ledifolius Miss. H. D. Geis 1908-5-31 s.n. Los Angeles Rim Trail, Mt. Wilson 1706 Comment
  CAS-BOT-BC279519  Chaenactis artemisiifolia M. E. Jones 1902-6-20 s.n. Los Angeles Mt. Lowe, Pasadena Comment
  RSA351647  Chaenactis artemisiifolia Anstruther Davidson 1892-05 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC277383  Chaenactis glabriuscula var. glabriuscula Louis Wheeler 1933-7-4 1901 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  RSA182740  Chaenactis glabriuscula var. glabriuscula J. Massey 1966-4-22 1239 Los Angeles 1.5 miles NW of Hwy 19 on Escondido Canyon Road, 14 miles NNW of Palmdale 945 Comment
  RSA588917  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2954 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  UC1584220  Chaenactis santolinoides Tim Ross and Steve Boyd 1990-5-17 2592 Los Angeles Mill Creek Tree Plantation, Tujunga District San Gabriel Mts., Angeles National Forest 1612 Comment
  UC284269  Chaenactis stevioides P. A. Munz 1923-5-26 6804 Los Angeles Big Rock Creek San Gabriel Mts., Big Rock Creek 1280 Comment
  RSA660065  Chamaesyce albomarginata Orlando Mistretta 1992-5-25 409 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SEINET3164760  Chamaesyce albomarginata L. Abrams 1902-5-31 2480 Los Angeles Inglewood Comment
  SFV16000  Chamaesyce albomarginata D. C. Joyner, S. A. Call 1994-5-14 40 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  SEINET9250837  Chamaesyce maculata G. B. Grant 1904-8-15 427 Los Angeles Pasadena. Comment
  POM2860  Chamaesyce melanadenia W. R. Shaw 1900-6-14 s.n. Los Angeles Burbank Canon [canyon] Comment
  RSA604605  Chamaesyce prostrata L. C. Wheeler 1961-8-15 7916 Los Angeles Pasadena: Huntington Memorial Hospital. Comment
  RSA432466B  Chamaesyce serpillifolia subsp. serpillifolia Joseph A. Ewan 1936-8-5 9943 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  UC56928  Chamaesyce serpyllifolia Miss E. D. Palmer July 1902 Los Angeles Claremont Comment
  RSA763236  Chamomilla suaveolens Justin M. Wood 2010-5-10 1580 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA573735  Cheilanthes covillei T. S. Ross 1992-7-17 6713 Los Angeles San Gabriel Mountains: Condor Peak and immeditate vicinity. 1598 Comment
  UCR190797  Cheilanthes covillei R. G. Swinney 2001-5-18 7937 Los Angeles San Gabriel Mtns./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
  RSA685708  Cheilanthes covillei Albert J. Perkins 1920-3-6 s.n. Los Angeles San Gabriel Moutains, Trail to Opido Camp Comment
  SEINET10938400  Cheilanthes fendleri Jason R. Grant, W. Wheeler 1904-5-17 Grant UMO 32273 Los Angeles Collected at Mt. Wilson, southern California. In crevices of rocks. 1524 Comment
  UCSB41756  Chenopodium album Hufstader, R. 1971-3-22 Los Angeles Puddingstone Reservoir, off San Dimas Rd. at entrance to reservoir 213 Comment
  RSA732722  Chenopodium album var. album A. C. Sanders 2002-7-20 25220 Los Angeles NE end of Santa Ana 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
  UCR61046  Chenopodium ambrosioides R. G. Swinney 1989-7-17 s.n. Los Angeles San Gabriel Mtns., in and near Glendora [= Big Dalton] Wilderness Park, in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 610 Comment
  RSA258388  Chenopodium ambrosioides C. W. Tilforth 1972-6-7 569 Los Angeles [Unspecified] Comment
  UCR281389  Chenopodium berlandieri R. G. Swinney 2014-5-27 16653 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
  RSA0022523  Chenopodium botrys Duncan S. Bell, Caitlin Elam 2013-6-24 5247 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA606036  Chenopodium botrys L. C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon. 670 Comment
  SD185186  Chenopodium californicum A. C. Sanders 2005-5-11 30152 Los Angeles Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd. northwest of Forest Park between Mint and Bouquet Canyons. 609 Comment
  SDSU5602  Chenopodium californicum R. M. Beauchamp 1967-1-28 134 Los Angeles 1/2 mile southeast of Eel Point. San Clemente Island. Comment
  UCR191693  Chenopodium californicum A. C. Sanders 2008-4-23 35074 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 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
  RSA762064  Chenopodium fremontii Orlando Mistretta, Christine Mistretta 2008-5-16 3097 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  POM264734  Chenopodium multifidum L. C. Wheeler 1932-9-4 1314 Los Angeles La Verne. 304 Comment
  POM155578  Chenopodium murale M. B. Dunkle 1928-4-9 1813 Los Angeles Santa Catalina Island. Back beach flat, Emerald Bay. 4 Comment
  SBBG98704  Chenopodium murale T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5297 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 274 Comment
  RSA526605  Chenopodium murale Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4189 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  IRVC28745  Chenopodium rubrum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25522 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley 305 Comment
  SBBG106222  Chloris virgata S. A. Junak 1990-11-9 SCl 143 Los Angeles just SE of passenger terminal building at airfield 60 Comment
  SEINET4044527  Chlorogalum pomeridianum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  UCR213336  Chlorogalum pomeridianum Justin M. Wood 2009-6-8 853 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  UCR281155  Chlorogalum pomeridianum R. G. Swinney 2014-6-5 16700 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  SDSU11879  Chlorogalum pomeridianum D. F. Howe 1952-9-14 2260 Los Angeles West slope of Lookout Mt. Santa Monica mts. Comment
  UCR108440  Chondrilla juncea L. C. Wheeler 1970-9-5 s.n. Los Angeles South Coast, Culver City, Washington Blvd., 13,000 block, West, at Michael St. 9 Comment
  SBBG61715  Chorizanthe brevicornu var. brevicornu R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA392621  Chorizanthe brevicornu var. brevicornu Anstruther Davidson 1926-05 s.n. Los Angeles Llano, Mojave Desert. Comment
  NY32511  Chorizanthe leptoceras A. M. Ottley 1920-5-12 678 Los Angeles Santa Anita Wash. Comment
  IRVC28396  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26060 Los Angeles Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  JEPS57638  Chorizanthe parryi var. fernandina Alice M. Ottley 1920-5-3 577 Los Angeles Little Tujunga Wash 335 Comment
  UCR177502  Chorizanthe spinosa LeRoy Gross 2005-5-19 2306 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  POM307202  Chorizanthe staticoides Henry J. Ramsey, Henry J. Ramsey 1937-6-23 2068 Los Angeles North Craig Ave., Altadena. Comment
  RSA424903B  Chorizanthe staticoides L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles Near Junction of Foothill Blvd and Irwindale Ave. City of Irwindale. Collected in isolated floodplain between gravel pit and the San Gabriel Channel. 168 Comment
  RSA552395  Chorizanthe staticoides D. Charlton 1990-5-12 4213 Los Angeles Kentucky Springs, Sierra Highway; northern edge of Angeles National Forest. 1037 Comment
  RSA65076  Chorizanthe staticoides J. T. Howell 1931-5-29 9377 Los Angeles East summit of Santa Susana Pass. Comment
  SD186292  Chorizanthe staticoides Andy C. Sanders, Mark A. Elvin, et al. 2003-4-16 26045 Los Angeles NE end of Santa Susana Mts., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 366 Comment
  RSA757667  Chorizanthe staticoides Orlando Mistretta, Christine Mistretta 2008-4-14 2440 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 946 Comment
  RSA622838  Chrysanthemum parthenium L. C. Wheeler 1975-6-17 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary.. . Comment
  RSA729854  Chrysolepis sempervirens R. G. Swinney 1998-8-27 6825 Los Angeles West Baldy Peak. 3018 Comment
  RSA788825  Chrysolepis sempervirens Jane Tirrell 2012-7-10 LS 0100 Los Angeles Saddle along Pacific Crest Trail approx. 0.75 east of Windy Gap 2520 Comment
  RSA191632  Chrysothamnus nauseosus subsp. bernardinus R. F. Thorne, M. Z. Thorne 1966-8-29 36593 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: sunny, small, dry depression south of Crystal Lake 1722 Comment
  RSA606141  Chrysothamnus nauseosus subsp. consimilis L. C. Wheeler 1932-9-9 1366 Los Angeles San Gabriel Mountains: San Antonio Canyon. 1097 Comment
  CDA1280  Cirsium mohavense T. C. Fuller 1960-7-14 4912 -B Los Angeles W side of Hwy 6, 4 mi. N/Lancaster, 0.5 mi. S/ Hwy 138. Comment
  RSA0035491  Cirsium occidentale var. californicum Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  UCR256463  Cirsium occidentale var. coulteri R. G. Swinney 2010-6-8 13188 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  POM352181  Cirsium occidentale var. occidentale F. R. Fosberg 1931-3-27 4401 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 40 Comment
  UC519727  Cirsium occidentale var. occidentale Joseph Andorfer Ewan 1932-5-10 7459 Los Angeles above Verdugo Hacienda; Verdugo Canyon Comment
  RSA0024629  Cirsium vulgare Duncan S. Bell, Caitlin Elam 2013-6-24 5283 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
  RSA725130  Cistanthe monandra Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -61 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  RSA771556  Cistanthe monandra R. G. Swinney 2009-5-28 10948 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  LA45526  Clarkia bottae A. M. Johnson; 1928-2-16 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  POM183637  Clarkia bottae Joseph A. Ewan 1929-5-25 3491 Los Angeles Santa Monica Mountains: Between Griffith Park and Cahuenga Pk. Comment
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May 9 2014
  UC1071974  Clarkia bottae H. and M. Lewis 1946-7-14 31 Los Angeles 0.6 mi from Sepulveda Blvd. (North Sepulveda Way); Santa Monica Mt. Comment
  RSA453467  Clarkia cylindrica subsp. cylindrica Martha Hilend 1928-4-27 330 Los Angeles 8 miles west of Elizabeth Lake. Comment
  RSA453464  Clarkia deflexa H. de Forest, Johnstone 1925-5-16 s.n. Los Angeles N. of Los Felix Blvd. Comment
  UCR48858  Clarkia dudleyana Steve Morgan 1974-5-17 143 Los Angeles San Gabriel Mtns., Big Tujunga Canyon, 0.5 mi. east of Big Tujunga Canyon Road, at a point 10.9 mi. north of Mt. Gleason Ave. 701 Comment
  CAS-BOT-BC172006  Clarkia epilobioides John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  CAS-BOT-BC172007  Clarkia epilobioides John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  UC1871295  Clarkia rhomboidea T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3910 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  CAS-BOT-BC165510  Clarkia unguiculata J. H. Thomas 1957-5-25 6789 Los Angeles Pasadena. Between Colorado St. Bridge and Rose Bowl in Arroyo Seco Comment
  RSA590867  Claytonia exigua subsp. exigua Orlando Mistretta 1994-1 996 Los Angeles San Gabriel Mountains: Little Rock creek. slopes E of Little Rock Reservoir. 976 Comment
  UCR223083  Claytonia parviflora R. G. Swinney 2009-4-28 10543 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  SEINET11942588  Claytonia parviflora I. W. Clokey, Templeton, B. 1929-1 4526 Los Angeles Mandeville Canyon, Santa Monica Mountains 365 Comment
  SEINET3245768  Claytonia perfoliata T. B. Salvato, Sandra Murcia 2007-1 2014 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 411 Comment
  UCD100738  Claytonia perfoliata Marc Meyer; Mike Alvord, Marc Blain 1993-3-14 9 Los Angeles San Gabriel Mts., Walker Ranch in Placerita Cyn. State Park. 450 Comment
  RSA527824  Claytonia perfoliata subsp. intermontana Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4882 Los Angeles Liebre Mountain: near W summit 1695 Comment
  RSA587037  Claytonia perfoliata subsp. mexicana Orlando Mistretta, Mark Elvin 1995-5-10 1698 D Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork. 1540 Comment
  UC1922094  Claytonia perfoliata subsp. mexicana LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2457 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Along the main crest, just west of a Radio Tower. With Sheep Corral Canyon draining the north side and Wildwood Canyon drainig the southern side. Near 928 Comment
  UC50355  Claytonia perfoliata subsp. mexicana H. M. Hall Apr 1903 3745 Los Angeles Arroyo Seco Comment
  CAS-BOT-BC91382  Clematis lasiantha Le Roy Abrams 1901-4-3 1306 Los Angeles Santa Monica Mountains. 304 Comment
  RSA0022365  Clematis lasiantha Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5119 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM122772  Clematis ligusticifolia Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  RSA0116818  Clematis ligusticifolia R. G. Swinney 2010-9-30 13928 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  UCR212814  Clematis ligusticifolia Ellen Mackey, Barbara Eisenstein 2002-10-22 NFWF- 1749 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, San Gabriel River watershed. [South of Hwy 60, east of San Gabriel Blvd, at Rio Hondo] 66 Comment
  UCR259396  Clematis ligusticifolia R. G. Swinney 2010-9-9 13733 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
  RSA654624  Clematis pauciflora Glenda Long 1981-4-26 26 Los Angeles West Fork San Gabriel Canyon, two miles up the road on left side. Comment
  RSA440786  Cleome isomeris Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  POM49532  Cleomella obtusifolia A. D. E. Elmer 1902-06 3629 Los Angeles Lancaster. Comment
  SBBG94267  Clinopodium douglasii F. R. Fosberg 1931-4-28 4702 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  SBBG66439  Collinsia R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA0034869  Collinsia P. A. Munz 1918-4-21 2087 Los Angeles South hills of Pomona. Comment
  POM13528  Collinsia bartsiifolia var. davidsonii F. W. Peirson 1922-6-3 s.n. Los Angeles West of Elizabeth Lake. 1174 Comment
  POM6998  Collinsia heterophylla Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2431 Los Angeles Puddingstone Canon, San Dimas Comment
  SBBG17872  Collinsia heterophylla P. H. Raven 1962-4-12 17330 Los Angeles narrow cyn S of cyn below the Tomb 228 Comment
  UCR99362  Collinsia parviflora Steve Boyd, Lauren Raz 1997-5-1 9674 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  RSA165690  Collomia grandiflora Lawrence T. McHargue, Brian C. Miller 1963-7-6 s.n. Los Angeles Sawmill Mt. Campground 1616 Comment
  SBBG128258  Comarostaphylis diversifolia subsp. planifolia M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3029 Los Angeles lower Cottonwood Cyn 152 Comment
  OBI69323  Constancea nevinii John Knapp, Denise Knapp 2003-5-11 69 Los Angeles Catalina Island. Comment
  SBBG31502  Constancea nevinii R. M. Beauchamp 1967-3-20 352 Los Angeles above beach rd between Avalon and Abalone Pt Comment
  UC557658  Constancea nevinii Nell Murbarger 1936-4-1 182 Los Angeles e side, especially near the coast San Clemente Island Comment
  RSA0116336  Convolvulus arvensis Mitch Provance 2013-6-3 613 -34 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St., and Riverside Dr. 227 Comment
  SFV7154  Convolvulus arvensis V. E. Rudd 1974-8-5 3428 Los Angeles San Fernando Valley Los Angeles, Reseda. 225 Comment
  JEPS30658  Conyza bonariensis Peter H. Raven and Henry J. Thompson 1959-9-18 250 Los Angeles along railroad tracks near Beverly Glen Boulevard Santa Monica Boulevard; West Los Angeles 76 Comment
  SEINET4676056  Cordylanthus filifolius Keith Dobry 1991-6-27 d 780 Los Angeles Santa Monica Mountains at Soka University northeast section. 1 mile east of Las Virgenes Road off Mulholland Hwy.; 0 Comment
  PASA91  Cordylanthus rigidus subsp. brevibracteatus Frank W. Peirson 1921-11-12 Los Angeles Collin's Ranch, north slope Liebre Mts., about 4000ft. 1219 Comment
  RSA412293  Cordylanthus rigidus subsp. setiger George B. Grant 1900-7-30 s.n. Los Angeles In canyons, near Glendale Comment
  RSA599326  Coreopsis bigelovii Steve Boyd, Lauren Raz 1997-3-26 9354 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
  UC1119224  Coreopsis bigelovii A. D. Gifford 1935-3-6 447 A Los Angeles 2.5 mi sw of Red Mtn.; Angeles National Forest, Tejon Quad. 487 Comment
  LA205796  Corethrogyne filaginifolia Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  RSA0081639  Corethrogyne filaginifolia R. G. Swinney 2010-9-9 13736 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA126676  Corethrogyne filaginifolia var. virgata Peter H. Raven 1959-9-27 14507 Los Angeles Sepulveda Canyon. (Lat. 34deg.N; Long. 118-119deg.W.) 244 Comment
  RSA579283  Cortaderia selloana Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7424 -A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; San Pedro 7.5' USGS quadrangle., Near 33?44'22''N 118?20'45''W 177 Comment
  SEINET11858295  Cotula australis S. A. Thompson 1999-3-28 15389 Los Angeles Beverly Hills Comment
  CATA106  Cotula coronopifolia Peter Henrikson 1987-4-23 79 Los Angeles Santa Catalina Island: Lower Middle Canyon 45 Comment
  HSC24487  Cotula coronopifolia Arthur C. Gibson, Linda C. Gibson 1972-3-4 2776 Los Angeles Zuma Beach, near Point Dume Comment
  CAS-BOT-BC427582  Crassula aquatica Robert F. Thorne; D. Propst 1968-5-29 37696 Los Angeles Santa Catalina Island: margin of S end of Hay Press Reservoir 403 Comment
  RSA772893  Crassula connata LeRoy Gross 2011-3-28 5436 Los Angeles Claremont McKenna College, along N. Mills Ave., north of E 6th. street. Claremont. Near the Athletic department. 375 Comment
  UC1714526  Crepis acuminata I. M. Johnston 1917-8-22 1650 Los Angeles Pine Mt. Ridge San Antonio Mountains (lee-side of ridge crest) 2499 Comment
  SBBG19165  Cressa truxillensis M. A. Piehl 1963-12-7 631055 Los Angeles small area across SE tip from Pyramid Head and opposite Triangulation Pt Rock 9 Comment
  RSA397740  Crossosoma californicum M. B. Dunkle 1938-12-30 2039 Los Angeles Head of Grand Canyon, Santa Catalina Island. Comment
  SBBG108966  Crossosoma californicum S. A. Junak 1997-4-8 SCl 795 Los Angeles between two forks of upper Wall Rock Cyn 237 Comment
  SD69030  Crossosoma californicum Robert F. Thorne, D. Propst 1968-5-29 37706 Los Angeles Santa Cataline Island, Hamilton Canyon 29 Comment
  LA204932  Croton californicus A. M. Johnson; 1928-3-13 2856 Los Angeles Del Rey Hills Comment
  RSA480555  Croton californicus James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  RSA594302  Crypsis schoenoides Steve Boyd, Lauren Raz 1996-10-14 9068 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA604529  Crypsis vaginiflora Mark Hoefs, R. F. Thorne, Janet Takara, M. Gay 1995-7-27 2491 Los Angeles Santa Catalina Island, Upper Bulrush Reservoir. 293 Comment
  UCR276814  Cryptantha R. G. Swinney 2010-5-21 12888 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
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Feb 19 2020
  RSA607393  Cryptantha circumscissa L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: North base Mt. Hillyer. 1828 Comment
  RSA775353  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-4 5259 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA802443  Cryptantha clokeyi Orlando Mistretta, Youssef Atallah 2011-8-12 6021 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  UCR126670  Cryptantha corollata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26207 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR127244  Cryptantha corollata Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2921 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA729203  Cryptantha echinella R. G. Swinney 1998-7-14 6450 Los Angeles Pine Mountain Ridge; 0.8 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2262 Comment
  UC1947585  Cryptantha echinella I. M. Johnston 1918-7-6 2071 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2133 Comment
  SBBG63702  Cryptantha holoptera M. N. Ackley 1926-5-6 40 Los Angeles Little Rock foothills 914 Comment
  SBBG96956  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4290 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  SD255673  Cryptantha intermedia Dan S. Cooper 2015-3-18 315 6 Los Angeles Los Angeles Basin/Western Transverse Range: Eastern Santa Monica Mountains.Hollywood Hills, at Hollwywood Bowl (Hollywood 7.5'Q) 155 Comment
  UC402772  Cryptantha intermedia C. F. Baker 1903-4-1 4137 Los Angeles Claremont Comment
  UC56862  Cryptantha intermedia W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  SD90638  Cryptantha maritima var. maritima Robert F. Thorne 1966-4-16 36049 Los Angeles San Clemente Island: Rocky slope above pebbly beach, ca 1/2 mile south-southeast of Eel Point, southwest side of island 2 Comment
  RSA695511  Cryptantha micrantha Valerie Soza, Sarah J. De Groot 2003-6-18 1695 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  UCR277083  Cryptantha micrantha var. lepida R. G. Swinney 2011-6-7 15081 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
  IRVC27789  Cryptantha microstachys A. C. Sanders 2005-5-11 30177 Los Angeles Santa Clarita area, upper Plum Cyn along Plum Cyn Rd between crest and vernal pool on bench in mid cyn, NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 579 Comment
  UC564001  Cryptantha microstachys Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR166698  Cryptantha microstachys Scott D. White, Jennifer H. Jones 2005-6-23 11145 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  CHSC95707  Cryptantha muricata LeRoy Gross 2005-4-28 2161 b Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  UCR149835  Cryptantha muricata L. C. Wheeler 1970-7-25 s.n. Los Angeles Transverse Ranges: San Gabriel Mts regionn, San Gabriel Mountains: Heloport 0.3 mile north of South Mt. Hawkins 2287 Comment
  UCR258494  Cryptantha muricata R. G. Swinney 2010-5-29 13017 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
  RSA0079551  Cryptantha muricata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3914 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  UCR270162  Cryptantha muricata var. denticulata R. G. Swinney 2011-7-21 15527 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  SBBG63810  Cryptantha muricata var. jonesii R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA0079274  Cryptantha muricata var. muricata Robert F. Thorne 1963-7-11 32784 Los Angeles Sandy roadside near Upper Shake Campground, ca. 3 miles E of Lake Hughes, Angeles National Forest. Comment
  RSA0079572  Cryptantha muricata var. muricata L. C. Wheeler 1968-4-26 s.n. Los Angeles Head of Bad Canyon at Santa Clara Divide Road. 1303 Comment
  UCR107793  Cryptantha nevadensis Steve Boyd, Kent Hughes 1998-5-5 10190 Los Angeles West Mojave Desert, Antelope Valley, along Hwy 138 (West Ave. D), west of the junction with Hwy 14, at intersection with 140th Street, c. 4 mi. SW of Rosamond Dry Lake 701 Comment
  UCR110886  Cryptantha nevadensis A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22000 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  POM9186  Cryptantha nevadensis I. M. Johnston 1920-5-5 2256 Los Angeles Near Mojave Comment
  RSA0088076  Cryptantha nevadensis var. rigida R. G. Swinney 2010-6-1 13088 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
  UCR186663  Cryptantha nevadensis var. rigida A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32068 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  RSA0079295  Cryptantha pterocarya var. pterocarya Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4982 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  SD90389  Cryptantha pterocarya var. pterocarya Robert F. Thorne, C. W. Tilforth 1973-4-20 43047 Los Angeles San Gabriel Mountains, Mojave Desert slopes; 3.2 miles south of Highway 138 along Grandview Canyon Road. 1280 Comment
  RSA772194  Cryptantha simulans R. G. Swinney 2009-5-27 10866 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SEINET8513224 Image available Cryptomeria japonica Carl Epling s.n. Los Angeles Los Angeles Comment
  LA211145  Cucurbita pepo var. pepo Arthur C. Gibson; 2011-6-26 5352 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, next to parking lot. Comment
  RSA617367  Cupressus arizonica subsp. nevadensis Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10232 Los Angeles Liebre Mountains region: Warm Springs Mountain, ca. 0.5 miles west of the peak along ridgeline dividing Warm Springs Canyon and Necktie Basin. 1189 Comment
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Jul 25 2018
  CAS-BOT-BC80683  Cupressus macrocarpa Geo. B. Grant 1905-4-10 6493 Los Angeles Pasadena Comment
  RSA0083305  Cuscuta californica R. G. Swinney 2010-6-4 13042 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UC63986  Cuscuta californica Geo. R. Hall Sep 1904 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  UCD126255  Cuscuta californica Daryl Koutnik 1978-6-25 564 Los Angeles 1 mile south of Seminole Hot Springs on Mulhollad Highway. 335 Comment
  UCR126696  Cuscuta californica A. C. Sanders, Andy Thomson 2003-4-15 25992 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  RSA746562  Cuscuta californica var. californica Orlando Mistretta 1992-8-17 749 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  UCR210494  Cuscuta subinclusa R. G. Swinney 2008-11-30 9861 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  OBI34046  Cuscuta subinclusa Mark Schneider 1973-11-18 s.n. Los Angeles Deliban Ranch, Tujunga 549 Comment
  RSA409717  Cuscuta subinclusa George Price 1967-5-20 sn. Los Angeles Whittier narrows Comment
  UC1584040  Cuscuta subinclusa Tim Ross and Orlando Mistretta 1990-10-3 3284 Los Angeles .62 km due s Alsio Spring (and .62 km e of Tie Summit Station, Tujunga Ranger District); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1481 Comment
  POM184711  Cycladenia humilis var. venusta Joseph A. Ewan 1932-6-17 7237 Los Angeles Summit Mount Disappointment, San Gabriel Mts. 1828 Comment
  RSA149738  Cycladenia humilis var. venusta Wesley O. Griesel 1961-8-9 s.n. Los Angeles Dawson Saddle, State Hwy #2, San Gabriel Mts 2439 Comment
  CAS-BOT-BC56712  Cylindropuntia echinocarpa Le Roy Abrams; E. A. McGregor 1908-7-2 564 Los Angeles Field redacted by CAS, contact the data manager for more information 1158 Comment
  SEINET9143485 Image available Cylindropuntia echinocarpa Marc A. Baker, Bruce D. Parfitt 1987-4-12 7517 Los Angeles 0.6 km ENE of Big Rock Road along Big Pines Hwy and the San Andres Rift Zone; 0.5 km SE of Big Rock Springs. 1225 Comment
  RSA483538  Cynodon dactylon F. R. Fosberg 1930-7-7 S 3141 Los Angeles Alamitos Bay. Comment
  SBBG12179  Cynodon dactylon P. H. Raven 1962-7-10 17962 Los Angeles just above big dune near NW end of island Comment
  RSA365054  Cyperus eragrostis Anstruther Davidson 1923-9-1 s.n. Los Angeles Montebello. Comment
  UC1116253  Cyperus erythrorhizos F. R. Fosberg and J. A. Ewan 1931-8-10 Los Angeles n. fork San Gabriel Canyon (margin of Crystal Lake); San Gabriel Mts., , Crystal Lake 1600 Comment
  UCR204558  Cyperus odoratus R. G. Swinney 2005-8-5 8375 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCD141146  Cyperus rotundus Louis C. Wheeler 1932-7-16 959 Los Angeles Pomona: 3 miles north of Garey Avenue. 304 Comment
  POM202305  Datura wrightii L. M. Booth 804 Los Angeles Burbank Comment
  RSA470782  Daucus pusillus F. R. Fosberg 1931-3-26 S- 4382 Los Angeles Santa Catalina Island. Sea bluffs W of Hamilton Canyon. 90 Comment
  CHSC101729  Delairea odorata Scott D. White 2003-1-7 8794 Los Angeles Cismontane interior valley; Claremont, Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. Landscaped area next to homes. 332 Comment
  UCR260796  Delphinium cardinale R. G. Swinney 2010-6-23 13335 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  CAS-BOT-BC7961  Delphinium parishii subsp. parishii R. G. Swinney 1998-7-14 6435 Los Angeles San Gabriel Mountains, Pine Mountain Ridge, 0.2-0.3 mi. W of Camp Lupine trail 2247 Comment
  UC854178  Delphinium parryi John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island Comment
  RSA758068  Delphinium parryi subsp. parryi D. E. Bramlet, Jennifer Pareti 2008-5-6 4254 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. and 1.61km N of Plum Cyn. 482 Comment
  UCD96559  Delphinium patens subsp. hepaticoideum James Dilley; Jaime Kneitel 1997-2-23 s.n. Los Angeles San Gabriel Mts., Angeles National Forest, Trail Canyon, off of Big Tujunga Cyn Rd. About 1 mile up the trail. Comment
  UCR192833  Delphinium patens subsp. hepaticoideum R. G. Swinney 1998-7-2 6264 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 0.8 mi. NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  RSA544559  Delphinium variegatum subsp. thornei Tim S. Ross, Kellogg 1992-4-11 6107 Los Angeles San Clemente Island: west fork of China Canyon; 157 SSE from 1583' BM, 425m distant 396 Comment
  SD69630  Dendromecon harfordii Robert F. Thorne, P. Everett 1965-5-10 34476 Los Angeles Santa Catalina Island, in gully in chaparral on west side of Black Jak Mountain. 487 Comment
  UC57598  Dendromecon rigida J. H. Barber 1898-8-4 Los Angeles Topango Comment
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May 22 2014
  UCR223519  Deschampsia danthonioides R. G. Swinney 2009-6-8 11069 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
  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
  RSA771902  Descurainia pinnata R. G. Swinney 2009-5-5 10632 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCD114667  Descurainia pinnata Scott Horiuchi; Kelly Robinson 1996-3-10 5 Los Angeles San Gabriel Mountains, Angeles National Forest, 2 miles from junction of N-2 and Angeles-Crest Highway, on the Angeles-Crest Highway. Comment
  UCR281994  Descurainia pinnata subsp. glabra R. G. Swinney 2014-5-7 16413 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  POM369396  Descurainia pinnata subsp. glabra George R. Johnstone 1930-3-30 s.n. Los Angeles 3 1/2 miles from Llano. Mojave Desert. Comment
  RSA598352  Descurainia sophia L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  SJSU9909  Descurainia sophia J. L. Ferrell 1965-4-14 Los Angeles 2 mi E of Palmdale Comment
  CSUSB1747  Dicentra chrysantha Keith Thompson 1969-11-1 Los Angeles Cedar Springs. 1158 Comment
  CAS-BOT-BC499430  Dichelostemma capitatum Timothy S. Ross; Steve Boyd 1994-5-4 7674 Los Angeles Northeast summit of GRASS MOUNTAIN: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1389 Comment
  LA103296  Dichelostemma capitatum subsp. capitatum Barry A. Prigge; 1986-3-19 6930 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 22 Comment
  RSA376844  Dichelostemma capitatum subsp. capitatum Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verduga [sic] Hills Comment
  RSA658358  Dichelostemma capitatum subsp. capitatum Naomi Zohman 1985-4-28 21 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA376847  Dichelostemma capitatum subsp. capitatum N. C. Cooper 1945-5-1 2194 Los Angeles Tapia Park area, Santa Monica Mountains 610 Comment
  SD31212  Dichelostemma capitatum subsp. capitatum Edith A. Purer 1931-3-26 947 Los Angeles Palos Verdes Hills, hillsides, xeric slopes. Comment
  CAS-BOT-BC152905  Diplacus brevipes Ethel, Miss Graves 1900-4-1 s.n. Los Angeles Near Pasadena Comment
  SBBG66779  Diplacus fremontii R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  SEINET260463  Diplacus johnstonii David M. Thompson 1986-1 495 Los Angeles San Gabriel Mts 7.0 mi N of Angeles Crest Hwy (Hwy 2) along rd following the S Fork Little Rock Creek Comment
  CAS-BOT-BC150865  Diplacus puniceus M. B. Dunkle 1928-11-25 2034 Los Angeles Hamilton Canyon 15 Comment
  CAS-BOT-BC43563  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  CATA14  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-4-21 3 Los Angeles Santa Catalina Island: Second drainage east of Camp Cactus, where stream forks, south of road 182 Comment
  IRVC29105  Distichlis spicata A. C. Sanders 2003-6-20 27001 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  LA12294  Distichlis spicata A. M. Johnson; 1933-3-22 4183 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Santa Monica, Pacific Palisades. Comment
  UCR143181  Distichlis spicata F. R. Fosberg 1931-5-14 S- 4871 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Canyon near mouth of Cape Canyon 200 Comment
  SD168071  Dodecatheon clevelandii subsp. insulare G. L. Webster, M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7758 Los Angeles Catalina Island; slopes of Black Jack Mt. 449 Comment
  UC1001471  Dodecatheon redolens H. J. Thompson 1953-6-12 1560 Los Angeles below Little Jimmy Springs (n slope Mt. Islip, n of Crystal Lake, San Gabriel Mts.); San Gabriel Mts., Mt. Islip, n of Crystal Lake 2133 Comment
  CAS-BOT-BC41698  Draba cuneifolia var. sonorae Geo. D. Abrams 1901-2-1 s.n. Los Angeles Fruitland. Comment
  RSA0081623  Drymocallis glandulosa R. G. Swinney 2010-9-9 13743 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA584125  Drymocallis glandulosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2970 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  POM293871  Drymocallis glandulosa var. reflexa Lyman D. Benson 1945-6-5 11756 Los Angeles Cold Spring, 2.5 miles SW of Camp Baldy on the Glendora Road. San Gabriel Mountains, Pacific Slope Drainage Area. 1372 Comment
  LA200108  Dryopteris arguta Lawrence L. Kiefer; 1966-4-16 1878 Los Angeles SANTA MONICA MOUNTAINS, Caballero Creek, S of Tarzana, ca. 1 mi S of the end of Reseda Blvd. 304 Comment
  LA200114  Dryopteris arguta Lawrence L. Kiefer; 1966-4-10 1858 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, ca 2 mi S of Mulholland Dr. 243 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
  UC450861  Dryopteris arguta Fay A. MacFadden 1931-3-29 19 E Los Angeles opposite Belmont Country Club Tuna Canyon; Verdugo Hills 396 Comment
  UCSB8238  Dryopteris arguta Olsen, Meryl 1954-4-19 Los Angeles Little Dalton Canyon in San Gabriel Mtns. 548 Comment
  RSA650211  Dryopteris arguta Robert Wade 1949-2-19 s.n. Los Angeles Trunbull canyon, no. of Puente. 304 Comment
  RSA693715  Dryopteris arguta Albert J. Perkins 1936-4-28 275 Los Angeles San Gabriel Canyon Comment
  SBBG119336  Dryopteris arguta S. D. White 2000-8-25 8131 Los Angeles Tanbark Flats in the San Dimas Experimental Forest; T1N R8W S6 732 Comment
  RSA0077167  Dudleya lanceolata Reid V. Moran 1946-5-30 2061 Los Angeles Bichota Canyon; 5.5 kilometers above Rincon Guard Sta. 730 Comment
  RSA131252  Dudleya lanceolata P. C. Everett, E. K. Balls 1959-5-22 23805 Los Angeles Big Rock Creek, N slopes, San Gabriel Mts, from Valyermo 1220 Comment
  CAS-BOT-BC428399  Dudleya lanceolata D. A. Johansen; Reid V. Moran 1932-8-15 s.n. Los Angeles Banks of San Gabriel River in San Gabriel Canyon Comment
  RSA226522  Dudleya multicaulis C. W. Tilforth 1971-5-30 381 Los Angeles Johnson's Pastures; hills n. of Claraboya, Claremont 487 Comment
  RSA9668  Dudleya multicaulis L. C. Wheeler 1932-5-8 695 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  SD207028  Dudleya pulverulenta Reid Moran 1950-12-28 3465 Los Angeles Frenchmans Flat Public Camp; upper Piru Creek. 609 Comment
  SBBG98520  Dudleya virens T. Ross 1991-5-23 5492 Los Angeles lower Tota Cyn, E escarpment 76 Comment
  SDSU19674  Dudleya virens Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2213 Los Angeles Northwest of dunes, northwest portion of San Clemente Island, near F4 Phantom. 58 Comment
  UC525838  Dudleya virens James West 1934-6-7 Los Angeles Point Fermin Comment
  RSA7710  Dudleya virens subsp. hassei C. B. Wolf 1932-5-14 1497 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  CATA3557  Dudleya virens subsp. insularis Peter J. Dixon 2018-6-18 121 Los Angeles Santa Catalina Island: Channel side; Parsons Landing area, from road crossing above waterfall, 0.5 mi E of Parsons Landing Campground. Rock outcrop in drainage. 0 Comment
  RSA0057893  Dysphania botrys Richard G. Swinney 2010-9-7 13686 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA0069886  Dysphania botrys R. G. Swinney 2010-9-13 13816 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  SBBG118716  Dysphania botrys L. C. Wheeler 1953-11-11 7054 Los Angeles Mission Rd, El Sereno Comment
  UCR209313  Echinochloa crus-galli A. C. Sanders 2009-11-6 37219 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC1537372  Ehrendorferia chrysantha Gordon H. True Jr. 1935-5-16 299 Los Angeles Bouquet Canyon Comment
  CDA20607  Ehrharta erecta M. O'Brien 2005-12-11 MOB 10 -05 Los Angeles South Coast; Solstice Canyon in Santa Monica Mountains National Recreation Area. 0 Comment
  SD252243  Ehrharta erecta Steven A. Junak 1999-4-22 Sca 834 Los Angeles Santa Catalina Island. Between YMCA & San Diego Yacht Club facilities. 6 Comment
  UCR274338  Ehrharta erecta Steven A. Junak 1999-4-22 SCa- 834 Los Angeles California Islands, Santa Catalina Island. Between YMCA and San Diego Yacht Club facilites 6 Comment
  UCR179247  Eleocharis acicularis R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  JEPS45929  Eleocharis macrostachya Louis C. Wheeler 1934-5-14 2591 Los Angeles San Dimas Canyon San Gabriel Mountains 441 Comment
  POM11252  Eleocharis parishii I. M. Johnston 1917-8-23 1631 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA590658  Eleocharis parishii Timothy S. Ross, Steve Boyd 1990-6-1 2766 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1195 Comment
  POM184662  Eleocharis radicans L. C. Wheeler 1932-9-19 1388 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  CAS-BOT-BC208520  Elymus A. D. E. Elmer 1902-6-1 3662 Los Angeles Lancaster Comment
  SD215348  Elymus X hansenii Timothy S Ross, Steve Boyd 1995-6-29 8661 Los Angeles Near west summit of Liebre Mountain. 1707 Comment
  CAS-BOT-BC227499  Elymus elymoides A. D. E. Elmer 1902-6-1 4172 Los Angeles Acton Comment
  RSA587089  Elymus elymoides subsp. elymoides Orlando Mistretta, Steve Boyd 1995-5-23 1727 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1372 Comment
  UC184847  Elymus elymoides subsp. elymoides A. D. E. Elmer June, 1902 3749 Los Angeles Lancaster Comment
  RSA794749  Elymus glaucus Jane Tirrell, Graham Bothwell 2012-7-11 LS 0109 Los Angeles South side California State Route 2 at mile marker 67.7 2299 Comment
  SEINET10930724  Elymus glaucus Joseph A. Ewan 1934-8-13 Ewan 8303 Los Angeles About drier margins of spring 1/2 mile west of Windy Camp, N slope Mt. Islip, San Gabriel Mts. 2286 Comment
  RSA225682  Elymus glaucus subsp. glaucus R. F. Thorne, A. C. Gibson 1971-5-22 39727 Los Angeles San Gabriel Mountains, Angeles National Forest: Fish Canyon 274 Comment
  CAS-BOT-BC204218  Elymus stebbinsii subsp. stebbinsii Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Lost Canyon at Bear Creek Trail 1219 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
  RSA0064059  Emmenanthe penduliflora R. G. Swinney 2010-4-20 12307 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  CAS-BOT-BC131156  Encelia actoni Timothy S. Ross; J. Mark Porter 1995-5-4 8403 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  CAS-BOT-BC131157  Encelia actoni Timothy S. Ross; Peter W. Fritsch; Steve Boyd; Orlando Mistretta 1990-6-22 3717 Los Angeles Pinyon Ridge: Eastern half of the ridge, directly N of Fenner Canyon 1990 Comment
  CAS-BOT-BC131218  Encelia californica H. A. Thomas; J. H. Thomas 1954-3-27 485 Los Angeles West Zuma Beach, 8 miles east of Ventura - Los Angeles County line Comment
  OBI69366  Encelia californica John Knapp, Denise Knapp 2002-11-27 9 Los Angeles Santa Catalina Island 3 Comment
  POM356648  Encelia californica B. C. Templeton 1968-2-25 11390 Los Angeles Growing along ocean bluff, Santa Catalina Island Comment
  UCR56324  Encelia californica Bill Wagner 1989-3-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., c. 1/2 mi. south of Hwy 101 & 1/2 mi. west of Kanan Rd (N9), vicinity of Ladyface Peak. 457 Comment
  CAS-BOT-BC81814  Ephedra nevadensis Elmer I. Applegate 1931-11-2 6833 Los Angeles Mint Canyon, on road to Mojave Comment
  NY841903  Ephedra nevadensis T. S. Ross 1991-4-27 4713 Los Angeles Black Butte. 3150 Comment
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Nov 10 2010
  OBI2903  Ephedra nevadensis Lewis S. Rose 1968-4-5 68014 Los Angeles Acton, Mojave Desert 823 Comment
  RSA226023  Ephedra nevadensis Robert F. Thorne, Dick Tilforth 1971-6-29 40689 Los Angeles San Gabriel Mts., Angeles National Forest: N slope San Gabriel Mts., ca. 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. 854 Comment
  RSA85055  Ephedra nevadensis F. W. Peirson 1921-5-19 1527 Los Angeles Little Rock Creek 945 Comment
  SBBG32264  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  RSA588447  Epilobium canum subsp. canum F. R. Fosberg 1931-7-15 S- 5419 Los Angeles Santa Catalina Island; Isthmus. 5 Comment
  UCR272945  Epilobium canum subsp. canum R. G. Swinney 2011-8-5 15603 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UCSB4540  Epilobium canum subsp. canum 1940-9-16 Los Angeles San Dimas Exp. Forest, Glendora Mt. Road Comment
  RSA522450  Epilobium canum subsp. latifolium Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4055 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  UCR168335  Epilobium canum subsp. mexicanum F. H. Elmore 1939-11-24 s.n. Los Angeles Channel Islands, Wilson Cove, San Clemente Island 122 Comment
  SD69545  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, P. Everett 1965-6-24 35040 Los Angeles Santa Catalina Island: along stream bed just below dam in lower Cottonwood Canyon 38 Comment
  RSA247918  Epilobium ciliatum subsp. glandulosum Joseph A. Ewan 1936-7-22 9799 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  SD197837  Epilobium glaberrimum R. G. Swinney 2001-9-15 8180 Los Angeles San Gabriel Mountains: Little Jimmy Spring. 2256 Comment
  UCR202724  Epilobium glaberrimum R. G. Swinney, Cody Clarke 2001-8-22 8080 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  SDSU21259  Epilobium minutum S. H. Bullock 1968-3-23 7 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. 351 Comment
  RSA650590  Epilobium paniculatum Jim Graham 1953-5-10 s.n. Los Angeles N of Imperial Hy. S of Lemon and W of Santa Gertrudes, Whittier. 69 Comment
  JEPS64373  Epipactis gigantea Geo. S. Towne 1911-5-28 Los Angeles near Los Angeles; Black Hills, Garvanza Comment
  LA33496  Epipactis gigantea Peter H. Raven; 1959-5-3 14092 Los Angeles 213 Comment
  RSA603332  Epipactis gigantea Scott D. White 1997-5-21 5203 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA611586  Epipactis gigantea Louis C. Wheeler 1946-9-8 6358 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 0.5 mile E of Bear Creek. 518 Comment
  UC4482  Epipactis gigantea J. H. Barber 1897-7-11 212 Los Angeles Mt. Gleason 1219 Comment
  SEINET3864988 Image available Equisetum arvense Louis C. Wheeler 1948-6-13 6650 Los Angeles San Gabriel Mountains: Big Tujunga, near Coldwater Canyon.; 0 945 Comment
  RSA0086780  Equisetum hyemale R. G. Swinney 1967-6-25 14061 Los Angeles Glendora Wilderness Park, Big Dalton Canyon. 335 Comment
  RSA684613  Equisetum laevigatum F. R. Fosberg 1931-8-15 R- 116 Los Angeles Big Cienega, Pine Flats, North Fork, San Gabriel River 2000 Comment
  RSA771633  Equisetum laevigatum R. G. Swinney 2009-6-2 10997 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR132443  Equisetum laevigatum L. C. Wheeler 1933-10-20 2175 Los Angeles San Gabriel Valley, [Whittier Narrows] San Gabriel River 76 Comment
  MACF015285  Equisetum laevigatum F. A. MacFadden 1931-6-8 10674 Los Angeles Tuna Canyon, Beverly Hills 350 Comment
  RSA127969  Equisetum telmateia var. braunii Peter H. Raven 1959-10-25 1469 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  UC440456  Eremalche exilis Carl Epling, Lincoln Ellison, and Harvey Anderson 1930-4-17 8 Los Angeles Lancaster Mohave Desert, Lancaster Comment
  RSA593561  Eremocarpus setiger Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8917 Los Angeles Liebre Mountains, Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  POM158123  Eremocarpus setiger L. R. Abrams 1902-8-20 2966 Los Angeles Inglewood. Comment
  RSA706658  Eremocarpus setiger Michael Wall 2004-8-19 362 Los Angeles RSABG, in the planter on the south side of the seed storage facility building. Comment
  SBBG58324  Eriastrum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA0105898  Eriastrum densifolium subsp. elongatum B. C. Templeton 1940-6-24 s.n. Los Angeles 3 miles west of Elizabeth Lake. Comment
  SBBG5827  Eriastrum sapphirinum H. and M. Dearing 1938-5-22 1954 Los Angeles Decker Ranch, 15 mi from coast Comment
  SBBG58327  Eriastrum sapphirinum R. Hoffmann 1930-5-19 Los Angeles 3 mi W of Castaic Comment
  UCR139006  Eriastrum sapphirinum L. C. Wheeler 1947-6-13 6518 Los Angeles San Gabriel Mountains, mesa south of San Antonio Canyon [near San Bernardino Co. line] Comment
  RSA0110987  Eriastrum sapphirinum subsp. brevibracteatum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10922 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  CAS-BOT-BC514945  Eriastrum sapphirinum subsp. brevibracteatum Roxana S. Ferris 1918-6-12 944 Los Angeles 5 mi S of Landaster Comment
  RSA0123070  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1947-6-13 6518 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon [Los Angeles/San Bernardino counties]. Comment
  SEINET14611726  Eriastrum virgatum G. B. Grant 1901-1 502 Los Angeles Santa Monica Range. Comment
  RSA589248  Ericameria cooperi Timothy S. Ross 1991-4-28 4742 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  CAS-BOT-BC131691  Ericameria cooperi var. cooperi John Thomas Howell 1930-5-12 4869 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC287626  Ericameria linearifolia Ralph Hoffmann 1932-4-26 s.n. Los Angeles Harold Comment
  CAS-BOT-BC287627  Ericameria linearifolia Carl B. Wolf 1928-3-29 1553 Los Angeles At S side of Antelope Valley, 2 miles S of Neenach 1066 Comment
  LA82942  Ericameria linearifolia O. H. Kappler; 1945-4-20 734 Los Angeles Gorman, Hiway 99 975 Comment
  RSA570200  Ericameria linearifolia Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5038 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA587340  Ericameria linearifolia Orlando Mistretta 1992-5-4 217 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  UC672315  Ericameria linearifolia H. L. Mason 1930-4-20 5596 Los Angeles hills in the Rock Creek region Mohave Desert, Rock Creek Comment
  UCD19288  Ericameria nauseosa Norman Frazier 1988-4-23 3 Los Angeles Los Angeles: Three Points, Rd. N2. Comment
  UC203112  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10583 Los Angeles 6 mi w Lancaster Comment
  SD107862  Ericameria pachylepis Robert F. Thorne, D. Propst & M. Hoefs 1974-9-12 45114 Los Angeles Santa Catalina Island; dry slopes near Empire Landing. 45 Comment
  RSA616537  Ericameria palmeri var. pachylepis Scott D. White 1995-10-19 3715 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  RSA250343  Ericameria parishii var. parishii R. F. Thorne, Larry E. DeBuhr 1972-8-18 42235 Los Angeles Charlton Flats Burn W. of Mt. Mooney 1645 Comment
  SEINET13387044 Image available Ericameria parryi R. G. Swinney 2011-1 15706 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
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Sep 6 2017
  UC468819  Erigeron foliosus var. foliosus J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena, Arroyo Seco Comment
  UCSB5279  Eriodictyon crassifolium Waian, Lee 1960-4-10 Los Angeles The hillside adjacent to Sheldon Rd. 1 mile west of Foothill Blvd., in the Hansen Dam Basin area Comment
  CAS-BOT-BC189152  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; J. Mark Porter 1995-5-4 8511 Los Angeles Texas Canyon, ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  SD131878  Eriodictyon crassifolium var. nigrescens Barbara Ertter 1988-5-23 7487 Los Angeles San Gabriel Mts, N side,along San Andreas fault, Pine Canyon Road (Co Rd N2) N side Comment
  UCR252892  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-11 12646 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
  UCR276817  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-21 12885 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA640288  Eriogonum angulosum Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  UCR180580  Eriogonum angulosum Scott D. White, Pam Devries 2006-5-10 11452 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
  SBBG61921  Eriogonum cinereum J. Ewan -Aug-1929 1256 Los Angeles Trancas Cyn 7 Comment
  CAS-BOT-BC241938  Eriogonum cithariforme John Thomas Howell 1947-7-18 23382 Los Angeles Mill Creek, San Gabriel Mts. 1371 Comment
  RSA710798  Eriogonum cithariforme var. agninum LeRoy Gross 2005-5-3 2238 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
  CAS-BOT-BC242776  Eriogonum davidsonii LeRoy Abrams 1902-6-29 2592 Los Angeles Fredalba Comment
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Oct 14 2020
  CAS-BOT-BC242777  Eriogonum davidsonii LeRoy Abrams 1902-6-29 2592 Los Angeles Mt Wilson Comment
  UC1595359  Eriogonum davidsonii Tim Ross, Steve Boyd 1990-6-18 3460 Los Angeles northerly draw draining to Jackson Lake Jackson Lake; San Gabriel Mtns., Camp Verdugo Pines and vicinity, Mescal C 1877 Comment
  POM306178  Eriogonum davidsonii Henry J. Ramsey, Henry J. Ramsey 1937-9-2 s.n. Los Angeles Angeles Crest Highway. Comment
  CHSC5100  Eriogonum fasciculatum M. MacArthur 1967-7-16 85 Los Angeles Along lower Chilao Flat road, keeping to left at fork--about 1/4 mi. and near turn-off to water tower, off Angeles Crest Hwy., Angeles National Forest, San Gabriel Mts. North side of road. 1584 Comment
  SDSU6557  Eriogonum fasciculatum Gerald Collier 1951-5-15 Los Angeles Sunset Blvd. 3 miles west of UCLA campus. Near Beverly Polo Grounds. Comment
  RSA654206  Eriogonum fasciculatum subsp. foliolosum Fred Brooks 1988-5-7 31 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. Comment
  RSA772518  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-5-20 10808 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR261771  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-2-27 11740 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
  CHSC92813  Eriogonum fasciculatum var. foliolosum John Dittes 2006-1-2 1311 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
  RSA594215  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1967-5-8 9319 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  CAS-BOT-BC250102  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1955-8-10 2332 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  UCR142540  Eriogonum fasciculatum var. polifolium L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest, Devil's Canyon 1433 Comment
  UCR280525  Eriogonum fasciculatum var. polifolium R. G. Swinney 2014-4-10 16060 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
  SBBG108938  Eriogonum giganteum var. formosum S. A. Junak 1996-9-28 SCl 674 Los Angeles W side of island in Box Cyn, ca. 0.5 mi downstream from Triangulation Pt "Snapper" 323 Comment
  SBBG17808  Eriogonum giganteum var. formosum P. H. Raven 1962-7-10 17976 Los Angeles below Lemon Tank 228 Comment
  SDSU6745  Eriogonum giganteum var. giganteum R. M. Beauchamp 1967-3-20 368 Los Angeles Above beach road south of Avalon. Comment
  UCR133644  Eriogonum gracile A. C. Sanders 2003-7-15 27099 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks 335 Comment
  POM2333  Eriogonum gracile var. gracile L. R. Abrams 1901-09 s.n. Los Angeles Ballona Harbor. Comment
  POM122090  Eriogonum gracile var. gracile H. E. Hasse 1888-08 s.n. Los Angeles Los Angeles Comment
  RSA766506  Eriogonum gracillimum Ralph Hoffmann 1930-4-29 2861 Los Angeles Lancaster, Mojave Desert. 701 Comment
  SBBG62131  Eriogonum gracillimum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  CAS-BOT-BC261100  Eriogonum gracillimum Bunch 1974-8-16 500 Los Angeles Texaco Oil Field through Archery Range, Castaic Comment
  CAS-BOT-BC252230  Eriogonum grande var. grande Alice Eastwood 1917-7-20 6499 Los Angeles Santa Catalina Island Comment
  RSA393222  Eriogonum grande var. grande M. B. Dunkle 1939-11-24 7351 Los Angeles San Clemente Island: east coast summit Comment
  UCD170253  Eriogonum heermannii R. G. Swinney 2008-8-14 9438 Los Angeles San Gabriel Mtns., confluence of Big Rock Creek and Fenner Canyon. 1640 Comment
  CAS-BOT-BC261179  Eriogonum heermannii var. heermannii Carl B. Wolf 1931-11-8 1430 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  RSA0025354  Eriogonum hirtiflorum Anuja Parikh, Nathan Gale 2010-6-18 3339 Los Angeles TR, SnGb, Upper Big Tujunga Canyon, 0.9 km N of State Highway 2 (SH 2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Canyon Road. 1240 Comment
  RSA0110528  Eriogonum hirtiflorum R. G. Swinney 2011-6-7 15083 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. 1768 Comment
  UCR209965  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-7-15 9231 Los Angeles San Gabriel Mtns., Cloutburst Summit, north of Hwy 2 and west of Winston Peak trail 2140 Comment
  CHSC111504  Eriogonum nudum var. pauciflorum Duncan S. Bell; Caitlin Elam 2013-7-11 5369 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mt. Wilderness; eastern flanks of Mt. Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA795206  Eriogonum nudum var. pauciflorum Jane Tirrell 2012-8-3 LS 0147 Los Angeles South side California State Route 2 at turnout approx. 300 ft. east of mile marker 67.86 2306 Comment
  UCR276873  Eriogonum nudum var. pubiflorum R. G. Swinney 2011-10-13 15787 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  RSA0092487  Eriogonum parishii R. G. Swinney 2010-9-7 13708 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  CAS-BOT-BC266937  Eriogonum parishii James L. Reveal; C. Rose Broome 1987-6-25 6577 Los Angeles San Gabriel Mountains, along the Angeles Cress Highway (California Highway 2) at milepost 68.0 near a spring area, 4.3 miles east of the junction of California Highway 39 and 1.8 mile south of Dawson Saddle 2286 Comment
  RSA611665  Eriogonum plumatella Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10096 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  RSA729861  Eriogonum pusillum R. G. Swinney 1999-6-5 7252 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UCR145184  Eriogonum roseum var. roseum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA773606  Eriogonum saxatile R. G. Swinney 2009-6-24 11263 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR206434  Eriogonum saxatile R. G. Swinney 2008-6-10 8982 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCR98742  Eriogonum saxatile T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3376 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 130m N to 250 m NNW of Icy Springs 1733 Comment
  RSA64577  Eriogonum saxatile F. W. Peirson 1918-6-30 24 Los Angeles San Gabriel Mountains: between Sn Gabriel Peak and Mt. Wilson 1646 Comment
  PASA1495  Eriogonum thurberi Frank W. Peirson 1930-5-30 Los Angeles Mint Canyon 609 Comment
  OBI2658  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area, state hwy 2, San Gabriel Mts Comment
  RSA766478  Eriogonum umbellatum var. minus F. R. Fosberg, Joseph A. Ewan 1931-8-12 4884 Los Angeles Summit Mt Islip. 2500 Comment
  UCR223610  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-29 11438 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA760601  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-8-13 9401 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA420591  Eriogonum wrightii var. subscaposum F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5460 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  UC1348955  Eriogonum wrightii var. subscaposum Robert F. Thorne, M. Z. Thorne 1966-8-29 36589 Los Angeles slope on ridge at s end of Crystal Lake at upper end of canyon on N Fork of San Gabriel River San Gabriel Mts., Angeles National Forest, Crystal Lake 1706 Comment
  UCR95555  Eriogonum wrightii var. subscaposum L. C. Wheeler 1966-10-6 8959 Los Angeles San Gabriel Mtns., Mt. Williamson 2485 Comment
  UCR281869  Eriophyllum ambiguum Mitch Provance 2010-5-20 510- 14 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  POM357934  Eriophyllum confertiflorum Norman C. Cooper 1945-5-1 2210 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  POM4920  Eriophyllum confertiflorum M. Hitchcock 1918-7-3 36 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  RSA151005  Eriophyllum confertiflorum Peter H. Raven 1962-5-9 17669 Los Angeles Near head of canyon at S end of Mosquito Cove, San Clemente Island 290 Comment
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Dec 15 2010
  UCR174642  Eriophyllum confertiflorum Jennifer H. Jones, Jay H. Jones 2006-6-4 378 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Webb Canyon Road 457 Comment
  JEPS17966  Eriophyllum confertiflorum var. confertiflorum George B. Rossbach 1955-6-20 532 Los Angeles Los Angeles Crest Highway (Route 2) about 2 mi n Mill Creek Summit (near Aliso Canyon Road) 1219 Comment
  JEPS30478  Eriophyllum confertiflorum var. confertiflorum Henry J. Thompson 1959-5-24 1986 Los Angeles on road cut in chaparral, Tuna Canyon, 0.3 mi n of Coast Highway; Santa Monica Mountains 45 Comment
  POM357912  Eriophyllum confertiflorum var. confertiflorum C. R. Parks 1964-2-16 127 Los Angeles upper Bear Creek Trail, just W of Crystal Lake from Moon Valley 1371 Comment
  POM357937  Eriophyllum confertiflorum var. confertiflorum Fordyce Grinnell Jr. 1901-06 1931 Los Angeles San Gabriel Mountains. Comment
  UC1118343  Eriophyllum confertiflorum var. confertiflorum A. D. Gifford 1935-1-7 408 Los Angeles 6.5 mi ese of Whitaker Peak; Tejon Quadrangle 518 Comment
  UC90261  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  SD45602  Eriophyllum confertiflorum var. trifidum Darley F. Howe 1953-5-3 Los Angeles Santa Catalina Island, hillside at mouth of Wain Canyon. Comment
  UCR123645  Eriophyllum pringlei Steven R. Hill, K. Kramer 2001-4-22 33373 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  CAS-BOT-BC296958  Eriophyllum wallacei Ira L. Wiggins 1966-4-15 20592 Los Angeles Desert wash immediately east of J.F.L. Motel, Pearblossom. Mohave Desert Comment
  SFV22031  Erodium botrys V. Soza, I. E. Anderson, L. Gross 2000-6-6 976 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. North of Chandler Fire Road (Verdugo Mountainway), north of O' La Tuna, above Chandler and Fisher Canyons, south of La Tuna Canyon. Open ridgetop, firebreak. 488 Comment
  RSA607960  Erodium botrys Louis C. Wheeler 1951-5-13 6800 Los Angeles San Gabriel Mountains: Tanbark Flat. San Dimas Canyon. Comment
  UCR145187  Erodium cicutarium June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCD103188  Erodium cicutarium Geoffrey Levin 1974-4-22 24 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Comment
  CHSC98732  Erodium moschatum LeRoy Gross 2001-3-23 343 Los Angeles Los Angeles Basin: Verdugo Mountains Region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. Just past the gate on the dirt road. 426 Comment
  RSA583028  Erodium moschatum Tim S. Ross, Janet Takara, S. Otte 1993-4-24 6953 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft). 527 Comment
  SBBG78443  Erodium moschatum E. Z. Rett, P. C. Orr 1945-4-10 Los Angeles San Clemente Island Comment
  RSA659119  Erodium moschatum LeRoy Gross 2001-3-23 343 Los Angeles Los Angeles Basin: Verdugo Mountains region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. 427 Comment
  RSA600346  Erysimum capitatum var. capitatum Steve Boyd, Lauren Raz 1997-3-26 9384 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 1311 Comment
  CAS-BOT-BC32839  Erysimum suffrutescens LeRoy Abrams 1902-6-10 2511 Los Angeles Playa del Rey Comment
  SEINET14046376 Image available Erythranthe guttata Barbara Shervanick 1973-1 995 Los Angeles Freshwater Marsh at Bear Flats about 1 1/2 miles from Baldy Village on Bear Flats trail 1585 Comment
  RSA433647  Eschscholzia californica M. B. Dunkle 1932-5-28 2958 Los Angeles White's Landing, Santa Catalina Island. Comment
  UCD95308  Eschscholzia californica P. C. Everett; E. K. Balls 1960-5-30 24166 Los Angeles 2.2 miles north from entrance to Angeles National Forest (San Gabriel Canyon.) 365 Comment
  POM210  Eschscholzia californica var. crocea I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA316363  Eschscholzia minutiflora Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54987 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  UCR119534  Eschscholzia minutiflora L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., East fork of Kentucky Springs Canyon 1280 Comment
  RSA536046  Eschscholzia ramosa Tim S. Ross 1991-5-21 5383 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  SD181447  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles San Fernando Valley: Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd., south side of wash 366 Comment
  UCR48940  Eucalyptus camaldulensis A. C. Sanders 1987-7-22 7151 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  CHSC95520  Eucalyptus globulus LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 408 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland. 427 Comment
  UCSC000890  Eucrypta chrysanthemifolia Peter Kamb 1947-5-25 535 Los Angeles near Sunset Ridge guard station Sunset Ridge guard station - San Gabriel Mts., Millard Canyon 671 Comment
  CDA20474  Euphorbia dendroides Pearson 2004-4-21 PDR 1251265 Los Angeles Southwestern California; New York Ave in Pasadena. 0 Comment
  RSA432443  Euphorbia palmeri Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR124723  Euphorbia palmeri B. C. Templeton 1932-8-25 5069 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CATA2042  Euphorbia peplus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-6-11 706 Los Angeles Santa Catalina Island: NE side of island, at mouth of small canyon just SE of Frog Rock 3 Comment
  SFV21845  Euphorbia peplus J. D. Dilley 1997-3-29 152 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon. 245 Comment
  SD181561  Euphorbia peplus Louis C. Wheeler 1943-3-13 5729 Los Angeles Comment
  SD245361  Euphorbia peplus Robert F. Thorne, J. Henrickson 1963-5-5 32274 Los Angeles Foothills of the San Gabriel Mts. Flat area near mouth of Cobal Canyon, few miles N. of Claremont. Comment
  SD69690  Euphorbia peplus Robert F. Thorne 1966-5-31 36426 Los Angeles Santa Catalina Island, Avalon, curbside weed 10 Comment
  CDA33533  Euphorbia terracina Burton 2010-12-15 s.n. Los Angeles Rowland Heights. 17250 Colima Road. 0 Comment
  RSA597786  Euphorbia terracina Scott D. White 1996-3-18 3836 Los Angeles Marina del Rey area. Ballona Creek, floodplain and adjacent N-facing slope, W of Lincoln Blvd. and S of Jefferson Blvd. 3 Comment
  RSA601144  Euthamia occidentalis L. C. Wheeler 1966-10-22 9039 Los Angeles San Gabriel Mountains. Aliso Canyon near confluence with Gleason Canyon. 944 Comment
  SEINET3350170 Image available Festuca californica Louis C. Wheeler 1968-1 Los Angeles San Gabriel Mountains: Northwest slope Smith Mt. , along Bear Creek Trail. 1250 Comment
  UCR123897  Festuca microstachys Steven R. Hill, K. Kramer 2001-4-22 33347 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR138858  Festuca microstachys L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon 0.25 mi SSW of Blum Ranch 915 Comment
  CATA71  Festuca myuros Peter Henrikson 1987-4-13 54 Los Angeles Santa Catalina Island: Hermit Gulch 106 Comment
  UCR143498  Festuca myuros var. hirsuta Steve Boyd, Et al. 1997-4-1 9490 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  LA94448  Filago californica Carl Epling; 1931-5-2 94448 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0069844  Filago californica R. G. Swinney 2010-4-20 12298 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA674665  Filago californica Scott D. White, Kent Hughes 2000-5-17 7887 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA731663  Filago californica F. R. Fosberg 1931-3-25 S- 4306 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 60 Comment
  RSA158206  Filago californica Peter H. Raven 1962-5-8 17604 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  RSA587716  Filago gallica Steven A. Junak 1985-5-15 sci 74 Los Angeles San Clemente Island, Central portion of island, along road to Pek 1603 and Camera Pad 'Stone' 457 Comment
  RSA453795  Foeniculum vulgare B. C. Templeton 1929-11-28 1446 Los Angeles Mandeville Canon, Santa Monica Mountains. 250 Comment
  RSA771569  Forestiera pubescens R. G. Swinney 2009-5-6 10656 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  POM184670  Frasera neglecta Joseph A. Ewan 1932-6-14 7401 Los Angeles Above Sulphur Springs, east of Pacifico Mt. 1677 Comment
  CAS-BOT-BC223418  Fraxinus dipetala P. C. Everett; E. K. Balls 1959-6-29 23869 Los Angeles 2 mi. from Seminole Hot Springs, Santa Monica Mts. 487 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
  RSA0091198  Fraxinus dipetala Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA17058  Fremontodendron californicum subsp. californicum Carl B. Wolf 1936-5-27 7861 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, 8 miles above Tie Camp summit. 1677 Comment
  POM129904  Funastrum cynanchoides var. hartwegii C. F. Baker 1903-8-5 3676 Los Angeles Claremont. Comment
  RSA87347  Galium andrewsii subsp. intermedium F. W. Peirson 1919-5-10 399 Los Angeles Arraster [Arrastre] Creek. 976 Comment
  RSA0069874  Galium angustifolium R. G. Swinney 2010-5-7 12603 Los Angeles Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd'? and Jimenez St./Dominica Ave. 378 Comment
  SEINET3371876  Galium angustifolium G. Rink 2011-6-1 10581 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  UCR142928  Galium angustifolium F. R. Fosberg 1931-4-1 S- 4442 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  RSA26281  Galium angustifolium subsp. angustifolium Reid V. Moran 1941-5-17 861 Los Angeles Pico Canyon, north of San Fernando. 600 Comment
  UCR194604  Galium angustifolium subsp. gabrielense R. G. Swinney 1998-8-13 6755 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
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May 8 2012
  RSA0088011  Galium aparine R. G. Swinney 2010-6-21 13291 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
  SBBG19128  Galium aparine M. A. Piehl 1963-12-7 631060 Los Angeles opposite Pyramid Head on SE tip of island 12 Comment
  SDSU9319  Galium aparine A. H. Gallup 1949-4-17 400 Los Angeles Lasca. 152 Comment
  POM4426  Galium aparine Minnie Reed 1896-4-2 s.n. Los Angeles Pomona. Comment
  RSA660467  Galium aparine Mary C. Hunter 1994-5-28 29 Los Angeles Off Angeles Crest Hwy, West of highway heading North; Road marked 2931; Pasadena 61 Comment
  RSA661084  Galium aparine Orlando Mistretta 1992-4-5 194 Los Angeles Guds, San Clemente Island. Comment
  RSA3705  Galium catalinense subsp. catalinense Carl B. Wolf 1932-5-11 3552 Los Angeles Hillside W. of Isthmus harbor. Santa Catalina Island. 15 Comment
  RSA67120  Galium hallii F. W. Peirson 1918-6-17 214 Los Angeles Rock Creek, northern base of San Gabriel Mountains. 1677 Comment
  UCR223274  Galium jepsonii R. G. Swinney 2009-7-29 11444 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA547465  Galium johnstonii Tim S. Ross, Orlando Mistretta 1992-7-24 6745 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA585904  Galium johnstonii Tim S. Ross, Steve D. Boyd 1990-5-23 2612 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  RSA586029  Galium johnstonii Orlando Mistretta 1994-4-15 1040 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1037 Comment
  CATA770  Galium nuttallii subsp. insulare Mark L. Hoefs 1991-5-28 1313 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  CATA1718  Galium parisiense Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3059 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 262 Comment
  RSA660878  Galvezia speciosa Orlando Mistretta 1992-4-5 141 Los Angeles Guds, San Clemente Island. Comment
  SBBG118131  Gambelia speciosa P. A. Munz 1923-4-9 6685 Los Angeles Lemon Tank Comment
  UC1952538  Gambelia speciosa Reid Moran 1941-2-23 602 Los Angeles Northwest of Johnson's Valley, Santa Catalina Island. Comment
  UCR194742  Gamochaeta pensylvanica Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 720 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  SD90409  Garrya flavescens Robert F. Thorne 1973-5-11 43504 Los Angeles San Gabriel Mouontains; Big Rock Creek Canyon, Sycamore Flat Campground. 1310 Comment
  RSA392385  Garrya flavescens var. pallida L. E. Hoffman 1931-12-23 s.n. Los Angeles Chilao Flats 2134 Comment
  CAS-BOT-BC159268  Garrya veatchii J. Ewan 1931-3-21 7073 Los Angeles Open stony fire-break. At summit of Saddle Peak. Santa Monica Mts. 822 Comment
  POM132533  Garrya veatchii C. F. Baker 1905-2-15 4012 Los Angeles San Antonio Canyon near Claremont. Comment
  SDSU7167  Garrya veatchii J. Godsil 1953-3-9 499 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  UC1122736  Garrya veatchii Jerome S. Horton 1936-2-10 250 Los Angeles divide between N and E Forks San Dimas Canyon; San Dimas Experimental Forest, Cucamonga Quad. 944 Comment
  CATA1843  Gastridium phleoides Denise Kraus, Patricia Moore 2000-5-8 25 Los Angeles Santa Catalina Island: (Goat Harbor burn area) North-facing slope off first westward trending ridge past large obvious rock outcrop. Several plants in general vicinity of Ironwood grove #81/ GHB Transect 24 304 Comment
  RSA579301  Gaura sinuata Tim S. Ross, Carolyn Neal, Janet Takara 1994-8-4 8214 Los Angeles Santa Catalina Island: Middle Ranch, ca. 120m NNE of Thompson Dam. 184 Comment
  UCR147851  Gayophytum diffusum subsp. parviflorum LeRoy Gross, Paul Morton 2004-6-9 1362 Los Angeles Transverse Ranges; Liebre Mountains region, West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road. Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1732 Comment
  SEINET13203144 Image available Gayophytum heterozygum R. G. Swinney 2008-1 9050 Los Angeles San Gabirel Mountains: ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 (Valyermo 7.5' Q.) 2160 Comment
  UC1414171  Genista T. C. Fuller 1962-4-10 8156 Los Angeles ne of Foothill Blvd and Hillard Ave, on slope of barranca La Canada Comment
  CATA67  Genista linifolia Peter Henrikson 1987-4-13 51 Los Angeles Santa Catalina Island: Avalon Canyon 106 Comment
  LA211190  Genista monspessulana Arthur C. Gibson; Barry A. Prigge 2008-4-16 5338 Los Angeles SANTA MONICA MOUNTAINS, Santa Inez Canyon. Comment
  UCR242036  Geranium bicknellii Dan S. Cooper 2012-4-30 412- 7 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  LA51410  Geranium carolinianum Peter H. Raven; 1960-4-2 14850 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  RSA681156  Geranium rotundifolium LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1065 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. 550 Comment
  RSA0088103  Gilia R. G. Swinney 2010-5-19 12792 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
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Dec 7 2018
  RSA0112636  Gilia A. C. Sanders 2005-5-11 30160 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. 610 Comment
  SEINET12278752  Gilia achilleifolia Unknown 1933-1 8507 Los Angeles Hollywood Hills Comment
  RSA470086  Gilia achilleifolia subsp. achilleifolia H. de Forest 1933-4-18 s.n. Los Angeles Verdugo Woodlands Comment
  SFV2861  Gilia australis K. A. Wilson 1961-4-20 1149 Los Angeles San Gabriel Mountains Soledad Canyon. Sandy wash at base of Bee Canyon. 550 Comment
  RSA469717  Gilia austrooccidentalis T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  UCR204047  Gilia brecciarum R. G. Swinney 2005-5-14 8241 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  RSA598068  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1967-5-9 9393 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SBBG127015  Gilia brecciarum subsp. neglecta A. Parikh, N. Gale 2011-6-8 3434 a Los Angeles Portal Ridge, 1.2 km W of Godde Hill Rd, 1 km S of California Aqueduct 1110 Comment
  SEINET6061868  Gilia cana Scott D. White 1998-6-29 6832 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA52324  Gilia capitata subsp. abrotanifolia Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA470216  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1895-5-6 s.n. Los Angeles Manzana. Comment
  SBBG125861  Gilia capitata subsp. abrotanifolia A. Parikh, N. Gale 2010-6-2 3254 Los Angeles Sierra Pelona, 3.8 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
  UC1871055  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4791 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA0115685  Gilia jacens A. C. Sanders 2008-4-11 34845 Los Angeles Transverse Range/Mojave Derert: hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM Pine 995 Comment
  CAS-BOT-BC226342  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley 914 Comment
  RSA0070130  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2003-4-30 1985 Los Angeles Lake Los Angeles. SE corner of Avenue N and 170th Street. 443 Comment
  CAS-BOT-BC226406  Gilia latiflora subsp. latiflora Tim Ross; Steve Boyd; Laurel Arnseth 1991-4-29 4787 Los Angeles Liebre Mountains. Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna, NW Los Angeles County 1259 Comment
  UCR203191  Gilia latiflora subsp. latiflora R. G. Swinney 2005-5-21 8258 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  SD214607  Gilia latiflora subsp. latiflora Alva Grant 1955-4-7 9550 Los Angeles Mohave Desert between Palmdale and Lancaster Comment
  RSA0014578  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-18 5722 Los Angeles Aliso Cyn drainage, on Forest Rd. 4N24 1.0 miles S of junction with Aliso Cyn Rd. 1083 Comment
  RSA607021  Gilia leptantha subsp. transversa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UCR119283  Gilia leptantha subsp. transversa A. C. Sanders, D. Malueg 1998-6-22 22043 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  CHSC95704  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-4-28 2173 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  UC23816  Gilia ochroleuca subsp. bizonata J. Burtt Davy May 9 1896-May 24 1896 2519 Los Angeles Manzana Antelope Valley, Manzana Comment
  UCR209928  Gilia ochroleuca subsp. bizonata R. G. Swinney 2008-7-15 9203 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UC1375433  Gilia ochroleuca subsp. bizonata Robert F. Thorne and C. W. Tilforth 1971-6-30 40751 Los Angeles Pacifico Mtn. San Gabriel Mts., Angeles National Forest (Angeles National Forest) 1950 Comment
  CAS-BOT-BC407850  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-27 3044 a Los Angeles San Gabriel Mountains, Rock Creek 1219 Comment
  RSA0139148  Gilia ochroleuca subsp. vivida Sarah J. De Groot 2005-6-30 5107 Los Angeles San Gabriel Mountains, Angeles National Forest (permit FS-2400-8(2/98)): Along Blue Ridge Road. 2588 Comment
  RSA469699  Gilia tricolor subsp. diffusa Rose L. Burch 1940-4-9 4028 -12 Los Angeles Lancaster 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
  SEINET11849332  Gnaphalium beneolens E. A. Purer 1933-1 5595 Los Angeles El Segundo Comment
  POM358781  Gnaphalium californicum Anstruther Davidson 1919-1 s.n. Los Angeles Streets, Los Angeles. Comment
  UCR45015  Gnaphalium canescens subsp. microcephalum A. C. Sanders 1986-7-30 6813 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA762291  Gnaphalium canescens subsp. microcephalum Orlando Mistretta, Christine Mistretta 2008-5-5 2651 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  CHSC59685  Gnaphalium palustre Mary MacArthur 1967-7-16 111 Los Angeles 0.7 mi. from turn-off on Angeles Crest hwy. to lower Chilao keeping always to right--left side of road by stream bed, Angeles National Forest, San Gabriel Mts. 1584 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
  RSA232285  Gnaphalium palustre R. F. Thorne, M. Z. Thorne 1969-7-10 38409 Los Angeles Angeles National Forest: near Lodgepole Picnic ground, 1.5 miles SE of Dawson Saddle along Angeles Crest Highway. 2317 Comment
  RSA776559  Gnaphalium stramineum Orlando Mistretta, Christine Mistretta 2010-6-15 5309 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  CAS-BOT-BC305256  Grindelia hirsutula Moxley; Grinnell 1916-6-16 495 Los Angeles Santa Susanna Mts. Comment
  CAS-BOT-BC305257  Grindelia hirsutula Henry J. Thompson 1959-5-24 2034 Los Angeles Santa Monica Mountains. 0.5 mile east of peak, Saddle Peak 701 Comment
  UC10942  Guillenia lasiophylla W. H. Brewer Feb 1861 204 Los Angeles Santa Susanna Mountains Comment
  POM18209  Guillenia lasiophylla P. A. Munz 1923-4-10 6730 Los Angeles San Clemente Island: canyon-wall, south of Lemon Tank ; east coast Comment
  CHSC95863  Gutierrezia californica LeRoy Gross; Steve Fischer, Gary Wallace, et al. 2002-12-7 676 Los Angeles Transverse Ranges: San Gabriel Mountains Region: Limekiln Canyon. High-angle seismic plain in lower part of canyon before it empties into Pacoima wash. 518 Comment
  SBBG8306  Gutierrezia microcephala R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CATA1538  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak 1997-6-4 2765 Los Angeles Santa Catalina Island: Deep tank reservoir, by road above Empire Landing 106 Comment
  CLARK-A1528-1870  Haplopappus acradenius John C. Roos 1947-9-18 2791 Los Angeles Comment
  UCR205518  Haplopappus menziesii A. C. Sanders, T. B. Salvato 2009-5-19 36818 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
  SBBG116969  Harpagonella palmeri S. A. Junak with K. Kirkland 2001-4-13 SCa 1439 Los Angeles Middle Cyn, between upper part of Middle Cyn Rd and crk bottom (S of rd), ca. 0.4 mi from intersection with Airport Rd (UTM: 11S, 0371844E, 3692223N) 347 Comment
  UCR126900  Harpagonella palmeri A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26153 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  RSA0096643  Harpagonella palmeri Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 631 Los Angeles Santa Catalina Island. Ca. 0.95 air miles NW of East Peak. 329 Comment
  JEPS26449  Hazardia detonsa Peter H. Raven 1958-11-23 13768 Los Angeles Botanical Garden, University of Los Angeles, w Los Angeles Los Angeles, University of Los Angeles, Botanical Garden Comment
  HSC101307  Hedypnois cretica R. G. Swinney 2009-3-26 10163 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA674586  Hedypnois cretica Scott D. White 2000-5-6 7780 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  CAS-BOT-BC309438  Helenium puberulum A. J. McClatchie 1893-9-1 s.n. Los Angeles Catalina Comment
  CAS-BOT-BC223984  Helianthemum scoparium Le Roy Abrams 1901-4-3 1278 Los Angeles Santa Monica Mts. Comment
  LA32094  Helianthemum scoparium Peter H. Raven; Henry J. Thompson 1958-10-11 13753 Los Angeles Santa Monica Mountains, Tuna Canyon, near junction of Tuna Canyon Road with Saddle Peak Rd 533 Comment
  RSA771324  Helianthemum scoparium R. F. Thorne, Sherwin Carlquist 1966-4-29 36315 Los Angeles Channel Islands: Santa Catalina Island. 381 Comment
  CHSC95505  Helianthemum scoparium var. vulgare LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1092 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Low foothills north of the 210 freeway. We followed the firebreak southwest. 598 Comment
  UCR165232  Helianthus annuus A. C. Sanders, Helen Kennedy 2005-4-13 29473 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA0085069  Helianthus annuus L. C. Wheeler 1931-8-2 S 24 Los Angeles 2.5 miles NE of La Verne. 412 Comment
  POM306252  Helianthus annuus subsp. lenticularis Henry J. Ramsey, Henry J. Ramsey 1938-6-2 I 368 Los Angeles North Craig Ave., Altadena Comment
  RSA682671  Helianthus gracilentus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1090 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  UCR155674  Helianthus gracilentus A. C. Sanders, T. B. Salvato 2005-4-26 29706 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA782112  Heliotropium curassavicum A. C. Sanders, Dan S. Cooper 2010-4-30 38143 Los Angeles Madrona Marsh, Torrance. 24 Comment
  SBBG131907  Heliotropium curassavicum S. A. Junak 2000-6-30 SCa 1357 Los Angeles upper end of Little Harbor, near camp area, cmpgrd (N end) 7 Comment
  UC55358  Heliotropium curassavicum J. H. Barber Los Angeles Point Duma Santa Monica Mts., Point Duma Comment
  POM369745  Heliotropium curassavicum var. oculatum M. B. Dunkle 1928-4-11 1843 Los Angeles Howland s Beach Comment
  RSA0127188  Heliotropium curassavicum var. oculatum Louis C. Wheeler 1967-7-23 10142 Los Angeles Pond 1/2 mile westerly from Barrel Springs on San Andreas Fault. Occuring foot of Whitney Canyon. 427 Comment
  RSA151319  Hemizonia clementina Peter H. Raven 1962-7-11 17990 Los Angeles 1 mile south of Wilson Cove, San Clemente Island Comment
  RSA251378  Hemizonia clementina R. F. Thorne 1996-4-17 36095 Los Angeles San Clemente Island: Top of bluff near Duty Office, Wilsons Cove. NE end of island. 30 Comment
  RSA724397  Hemizonia fasciculata K. Dobry 1991-5-22 D- 637 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA535326  Hemizonia fasciculata Timothy S. Ross 1991-5-20 5361 Los Angeles San Clemente Island: uppermost reaches of the Wilson Cove Canyon drainage, 3300ft NW of the 750ft. 142 Comment
  RSA94067  Hemizonia fasciculata F. W. Peirson 1906-7-16 1354 Los Angeles Los Angeles River, San Fernando Valley Comment
  UCR247922  Hemizonia kelloggii L. Cortez, Robert Arias 2011-8-16 PDR 1313940 Los Angeles Leona Valley, Elizabeth Lake Road near 90th Street Comment
  RSA678919  Hemizonia parryi subsp. australis Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  RSA660901  Hemizonia ramosissima Ann Williams 1992-5-14 6 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  UCR129502  Herniaria hirsuta subsp. cinerea A. C. Sanders, Mark Elvin 2002-6-20 25223 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
  UCR238621  Herniaria hirsuta var. cinerea Anuja Parikh, Nathan Gale 2010-5-11 3150 Los Angeles Western Mojave Desert, Antelope Valley, 1.3 km south of Hwy 138, 0.2 km N of Ave. E, 0.4 km west of powerlines 786 Comment
  SBBG32091  Hesperolinon micranthum R. N. Philbrick 1967-5-18 B 67 -188 Los Angeles Wild Boar Gully, Salta Verde Comment
  JEPS45035  Heteromeles arbutifolia C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail 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
  UCR143136  Heteromeles arbutifolia Steve Boyd 1997-9-17 10038 B Los Angeles San Gabriel Mtns., Knapp Ranch area, upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain 976 Comment
  UCR47335  Heteromeles arbutifolia David Charlton 1987-1-31 632 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  UCR8313  Heteromeles arbutifolia B. Freeman 1968-7-4 680704- 3 Los Angeles City of Los Angeles, Griffith Park, Mt. Hollywood Dr., 1 mile from the tunnel Comment
  LA32034  Heterotheca grandiflora Peter H. Raven; Henry J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  LA37426  Heterotheca grandiflora Elizabeth McClintock; 1943-9-10 sn Los Angeles Santa Monica Mountains, Westwood Blvd, UCLA campus Comment
  UC32761  Heterotheca grandiflora Dr. Vogt 1897-1-1 71 Los Angeles Antelope Valley Comment
  UCR256252  Heterotheca grandiflora R. G. Swinney 2010-3-22 12084 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA0074072  Heterotheca grandiflora A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus, Los Angeles. Comment
  UC1587641  Heterotheca grandiflora Tim Ross 1991-4-21 4555 Los Angeles ridgetop between Turnbull canyon and Sycamore Canyon; Whittier Hills (Puente Hills, pro parte) 320 Comment
  RSA0105223  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-27 15907 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  SFV13216  Heuchera elegans W. M. Perry 1980-8-15 106 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  UC212387  Heuchera elegans G. B. Grant 1900-4-22 21181 Los Angeles Mt. Wilson 1676 Comment
  RSA0062941  Heuchera elegans R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38896 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA0063222  Heuchera elegans Orlando Mistretta 1992-7-6 637 Los Angeles Kratka Ridge, spring by road. Comment
  POM21164  Hieracium argutum Fordyce Grinnell Jr 1917-7-29 s.n. Los Angeles Upper Millard's Canyon, San Gabriel Mountains. Comment
  CATA1281  Hirschfeldia incana Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2368 Los Angeles Santa Catalina Island: Lower Middle Canyon, just above Ben Weston Beach Road 73 Comment
  RSA641558  Hirschfeldia incana L. C. Wheeler 1967-5-29 9765 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  POM175577  Hoita macrostachya E. Crow 1930-6-28 s.n. Los Angeles San Gabriel Mountains. Comment
  UC481487  Holodiscus discolor Louis C. Wheeler 1931-6-15 Los Angeles San Antonio Mountains, Live Oak Canyon Live Oak Canyon; San Antonio Mountains, Live Oak Canyon 426 Comment
  RSA640507  Holodiscus microphyllus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Middle (Mt. ?) Hawkins. 2470 Comment
  POM222220  Hordeum intercedens L. C. Wheeler 1936-4-12 4089 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  RSA157795  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-5-10 17738 Los Angeles near head of large canyon due north of Boulder, San Clemente Island 488 Comment
  RSA625515  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1945-4-17 6018 Los Angeles Near intersection of Slauson and Garfield Ave. 3 miles south of Montebello. Comment
  RSA12411  Hordeum murinum subsp. glaucum C. B. Wolf 1934-4-11 5624 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA591974  Hordeum murinum subsp. leporinum Mark Hoefs, Doug Propst 1974-5-10 460 Los Angeles Catalina Island. Ridge between Cottonwood and Sweet Water Canyons 61 Comment
  RSA12402  Hordeum vulgare C. B. Wolf 1934-4-11 5614 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  UCSB6766  Hordeum vulgare B., K. 1943-3-25 Los Angeles Dalton C.C.C., San Dimas Experimental Forest, San Gabriel Mountains Comment
  UC56547  Horkelia cuneata subsp. puberula unknown 1902-4-29 205 Los Angeles N. Pomona Comment
  RSA229054  Horkelia rydbergii Robert F. Thorne, C. W. Tilforth 1971-6-30 40790 a Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA248645  Hulsea vestita subsp. gabrielensis Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  LA203761  Hymenoclea salsola Jonathan Sauer; T. Brothers 1979-5-6 6075 Los Angeles Antelope Valley, near Juniper Hills, Fort Tejon Rd Comment
  RSA590864  Hymenoclea salsola var. salsola Orlando Mistretta 1994-4-12 1015 Los Angeles Little Rock creek. Slopes E of Little Rock reservoir. 1006 Comment
  RSA653746  Hypochaeris glabra Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 890 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  RSA547794  Hypochaeris glabra Timothy S. Ross, Peter Fritsch 1990-6-20 3608 Los Angeles San Gabriel Mountains: Burro Canyon near the confluence of the E and W forks of the San Gabriel River; elevation ranging from stream bottom to slopes. 445 Comment
  RSA617223  Imperata brevifolia LeRoy Gross 1998-9-12 55 Los Angeles Wildwood picnic area. Right below road to picnic area off Big Tujunga canyon road. 6 miles from sunland. Spring running down the north side of road, on south side of hill with sunny exposure. 609 Comment
  RSA248897  Isocoma menziesii R. F. Thorne 1973-4-12 42922 Los Angeles San Clemente Island, Horse Cove, S end of island. 3 Comment
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Jun 24 2014
  SBBG31406  Isocoma menziesii R. F. Thorne with P. C. Everett 1965-6-24 35048 Los Angeles behind sandy beach at Shark Harbor Comment
  POM8298  Isocoma menziesii var. vernonioides P. A. Munz, R. D. Harwood 1920-3-13 3307 Los Angeles San Jose Hills 2 miles W of Pomona 305 Comment
  POM264737  Isoetes orcuttii L. C. Wheeler 1934-3-11 2436 Los Angeles 1/2 mi. E Puddingstone Dam, San Jose Hills. 274 Comment
  SFV12499  Iva axillaris subsp. robustior M. H. Grayum, D. L. Koutnik 1977-11-7 845 Los Angeles Santa Monica Mountains Along Crags Road near entrance to Malibu Creek State Park. 160 Comment
  UC32935  Iva axillaris subsp. robustior J. Burtt Davy May 9 1896-May 24 1896 2571 Los Angeles near Llano Verde; West Palmdale [Anaverde Creek, or Valley] Comment
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Sep 16 2015
  CAS-BOT-BC340166  Jaumea carnosa John Thomas Howell 1927-6-30 2626 Los Angeles 1 mile east of Long Beach 15 Comment
  CAS-BOT-BC340167  Jaumea carnosa Ernest Braunton 1902-6-8 488 Los Angeles Ballona Comment
  SD112044  Jepsonia malvifolia Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, canyon above Pebbly Beach Comment
  UC1870141  Juglans californica LeRoy Gross, Valerie Soza 2003-5-15 916 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of ... 366 Comment
  UCR238078  Juglans californica Mark A. Elvin, Julie M. Vanderwier 2002-7-18 2103 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, ridge west of Potrero Canyon 396 Comment
  RSA0011167  Juglans californica Tim S. Ross, Annette Ross 1991-3-7 4152 Los Angeles Elephant Hill: Western Pomona. Sec. 26 (projected) 335 Comment
  RSA0011182  Juglans californica Peter H. Raven 1960-5-15 15361 Los Angeles Piuma Road 2.1 miles E of Rambla Pacifica; Santa Monica Mts. 488 Comment
  SEINET13942196 Image available Juglans californica Robert F. Thorne, P. Everett 1965-1 34674 Los Angeles Chaparral near circle on summit road from Avalon to airport, Santa Catalina Island 91 Comment
  CAS-BOT-BC383065  Juglans hindsii R. E. Riefner, Jr. 2001-10-14 01 -404 Los Angeles San Fernando Valley, City of Los Angeles, Community of Lake View Terrace, Hansen Dam Recreation Center, Foothill Blvd., S of 210 Freeway 332 Comment
  CAS-BOT-BC474721  Juglans hindsii R. E. Riefner, Jr. 2015-8-23 15 -343 Los Angeles Universal City, along E side of Barham Blvd., vicinity of Craig Dr. 233 Comment
  CAS-BOT-BC110039  Juncus acutus E. R. Blakley 1961-9-24 4784 Los Angeles Santa Catalina Island. Little Springs Canyon. 15 Comment
  RSA593557  Juncus acutus subsp. leopoldii Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8920 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  RSA618732  Juncus acutus subsp. leopoldii Scott D. White 1998-5-19 6543 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA747409  Juncus balticus subsp. ater R. G. Swinney 2008-6-9 8960 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  CATA835  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-26 1434 Los Angeles Santa Catalina Island: Bulrush Canyon 335 Comment
  RSA641445  Juncus macrophyllus L. C. Wheeler 1967-7-15 10009 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCR269965  Juncus macrophyllus R. G. Swinney 2010-9-9 13791 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
  UCR85829  Juncus macrophyllus T. S. Ross 1991-8-16 5852 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  UCR95773  Juncus macrophyllus Lauren Raz, Steve Boyd 1996-10-23 35 Los Angeles San Gabriel Mtns, Liebre Mountains: Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road 610 Comment
  RSA640892  Juncus mexicanus L. C. Wheeler 1967-8-2 10316 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  RSA754145  Juncus rugulosus Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1837 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  RSA589346  Juncus rugulosus Orlando Mistretta 1994-3-30 957 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  RSA368139  Juncus textilis Louis Greata 1901-03 s.n. Los Angeles Garvanza. Comment
  UCR189828  Juncus textilis R. G. Swinney 1999-6-21 7360 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  POM1591  Juncus xiphioides I. M. Johnston 1917-8-23 1684 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA585674  Juncus xiphioides Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3002 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA682451  Juncus xiphioides LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1066 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., Near 34.23286N, 118.28306W. 550 Comment
  RSA592822  Juniperus californica Steve Boyd 1996-4-24 8660 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  RSA596229  Juniperus californica T. S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3391 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA401723A  Keckiella antirrhinoides L. E. Hoffman 1923-3-17 s.n. Los Angeles Temescal canyon. Comment
  UCD123742  Keckiella antirrhinoides Geoffrey Levin 1974-4-26 31 Los Angeles Wash (Blanchard Park), San Gabriel Mountains; Pomona College, Claremont. 335 Comment
  LA51916  Keckiella cordifolia A. Handschiegel; June 1925 sn Los Angeles 259 Comment
  LA91503  Keckiella cordifolia Bruce Douglas Clayton; Greg Shaw 1972-4-20 103 Los Angeles SANTA MONICA MOUNTAINS, Blackrill Canyon, Mountain Park Research Campus, in creek bed E between Nettleburn and Blackrill Creeks. 536 Comment
  POM175574  Keckiella cordifolia E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon - North Fork, San Gabriel Canyon. Comment
  RSA0084938  Keckiella ternata R. G. Swinney 2010-9-13 13807 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  CAS-BOT-BC518729  Keckiella ternata var. ternata R. G. Swinney 2011-6-29 15363 Los Angeles San Gabriel Mountains: Mill Creek, from 50 to 300 meters downstream (S) from Monte Cristo Campground 1082 Comment
  SBBG126265  Kickxia elatine A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 36998 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  RSA69956  Kochia californica F. W. Peirson 1919-8-30 1833 Los Angeles Desert between Mojave and Lancaster. Comment
  UCR24209  Kochia californica John C. Roos 1947-9-18 2790 Los Angeles Western Mojave Desert, 2 mi north of Lancaster 710 Comment
  RSA714978  Koelreuteria bipinnata A. C. Sanders 2003-5-22 26812 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
  UCR177578  Krascheninnikovia lanata LeRoy Gross 2005-5-3 2191 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA608301  Lactuca serriola L. C. Wheeler 1946-9-2 6341 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.5 mile W of Bear Creek. 518 Comment
  RSA631390  Lactuca serriola Valerie L. Soza, LeRoy Gross 1999-5-10 460 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  UCR190051  Lactuca serriola R. G. Swinney 1998-8-1 6603 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  POM306345  Lactuca serriola Henry J. Ramsey, Henry J. Ramsey 1937-8-12 1427 Los Angeles Altadena Comment
  SEINET11446798 Image available Lagophylla ramosissima L. C. Wheeler 1933-7-2 1890 Los Angeles Puddingstone Dam, San Jose Hills 305 Comment
  POM19138  Lamarckia aurea P. A. Munz 1923-4-9 6671 Los Angeles San Clemente Island, east coast. Comment
  RSA592436  Lamarckia aurea L. C. Wheeler 1967-5-13 9515 Los Angeles San Gabriel Mountains. West side of Little Dalton Canyon, Glendora Mt. Road. 480 Comment
  SBBG117935  Lamarckia aurea C. G. Pringle 1882-3-31 Los Angeles Los Angeles Comment
  UCR271397  Lamium amplexicaule R. G. Swinney 2011-3-26 14196 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UCR95349  Lamium amplexicaule L. C. Wheeler 1967-5-7 9282 Los Angeles San Gabriel Mtns, Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 655 Comment
  RSA592198  Lamium amplexicaule Louis C. Wheeler 1967-4-9 9186 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  RSA776321  Larrea tridentata R. G. Swinney 2009-4-29 10610 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SD262377  Larrea tridentata R. G. Swinney 2014-4-17 16074 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 -0.8 mi. east of Cheseboro R., 100 - 200m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy. 901 Comment
  UC72669  Lastarriaea coriacea Geo. B. Grant 1901-1 667 Los Angeles Pacific Coast, Arcadia Arcadia; Southern California, Pacific Coast, Arcadia Comment
  CAS-BOT-BC337928  Lasthenia californica A. C. Sanders; Mark Elvin; et al 2003-4-14 25952 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  POM6024  Lasthenia californica L. R. Abrams 1901-4-1 1188 Los Angeles Ballona Harbor. Comment
  UC30429  Lasthenia californica J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  CAS-BOT-BC354218  Lasthenia coronaria L. R. Abrams 1901-4-6 1336 Los Angeles Chatsworth Park Comment
  POM307848  Lasthenia coronaria Henry J. Ramsey, Henry J. Ramsey 1938-3-27 2726 Los Angeles San Gabriel Mountains, Eaton Canyon, [above] Altadena. Comment
  SBBG95433  Lasthenia gracilis M. B. Dunkle 1928-3-17 1742 Los Angeles Santa Catalina Island 60 Comment
  SEINET7042257  Lathyrus sulphureus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UCR124361  Lathyrus vestitus I. W. Clokey, B. C. Templeton 1929-1 4463 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR88527  Lathyrus vestitus Scott D. White, Chet McGaugh 1995-5-9 2997 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA405696  Lathyrus vestitus subsp. laetiflorus M. B. Dunkle 1928-4-11 1847 -b Los Angeles Emerald Bay, Santa Catalina Island. Comment
  RSA405662  Lathyrus vestitus subsp. laetiflorus Geo. L. Moxley 1914-2-23 210 Los Angeles Foot Hills Comment
  RSA405670  Lathyrus vestitus subsp. laetiflorus Charlotte Brown 1929-2-2 s.n. Los Angeles Verdugo Hills, Glendale Comment
  RSA595683  Lathyrus vestitus subsp. laevicarpus T. S. Ross, Victor W. Steinmann 1995-5-8 8549 Los Angeles First unnamed canyon E of Spunky Canyon, N side of Bouquet Reservoir 939 Comment
  UCD106523  Lathyrus vestitus var. alefeldii Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mi. east of Claremont, Antelope Valley. Comment
  UC864593  Lathyrus vestitus var. vestitus Marcus E. Jones, A. M. 1882-5-2 2688 Los Angeles Pasadena Comment
  RSA239454  Lavatera assurgentiflora subsp. assurgentiflora Unspecified 1962-10-4 5395 Los Angeles Avalon terrace in Avalon, Santa Catalina Island. 30 Comment
  RSA434049  Lavatera assurgentiflora subsp. assurgentiflora Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  RSA500842  Lavatera assurgentiflora subsp. assurgentiflora F. C. Boutin 1967-5-23 1623 Los Angeles San Clemente Island: north end of island SW of airstrip runway, 25 miles from coast Comment
  RSA728777  Layia glandulosa Gary D. Wallace 1979-4-19 1694 Los Angeles Near W end of Lancaster Rd. Comment
  CAS-BOT-BC377812  Layia platyglossa Geo. B. Grant n.s. 6263 Los Angeles Isthmus Comment
  CATA1601  Layia platyglossa Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2870 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  UC284183  Layia platyglossa P. A. Munz 1923-4-9 6673 Los Angeles e coast San Clemente Island Comment
  SBBG28040  Layia platyglossa C. B. Wolf 1926-5-1 Los Angeles 1 mi E of San Fernando Comment
  POM361673  Layia platyglossa subsp. campestris Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills n. end of Vermont Ave. Comment
  CAS-BOT-BC534952  Lemna minuta G. B. Grant 1900-2-24 2265 Los Angeles Arroyo Seco, Pasadena, California. Comment
  RSA597142  Lemna minuta L. C. Wheeler 1961-2-28 7801 Los Angeles Santa Monica Mountains. Griffith Park, Ferndell. Comment
  RSA368976  Lemna valdiviana Anstruther Davidson 1892-08 s.n. Los Angeles Los Angeles. Comment
  SEINET10630450  Lens culinaris Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2639 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  RSA545274  Lepechinia fragrans D. Propst, Mark Hoefs 1973-3-3 25 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  CAS-BOT-BC89310  Lepidium flavum Ernest C. Twisselmann 1966-4-27 12103 Los Angeles Mojave Desert. Plains 14.1 miles west of El Mirage. 822 Comment
  RSA728774  Lepidium flavum Gary D. Wallace 1979-4-19 1697 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
  SBBG132063  Lepidium lasiocarpum S. A. Junak, B. Collins 1991-4-24 SCI 198 Los Angeles S of Eel Cove Cyn 60 Comment
  SBBG98629  Lepidium lasiocarpum var. lasiocarpum T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5335 Los Angeles between Box and Horse Cyns 484 Comment
  RSA429956  Lepidium latipes H. E. Hasse 1892-1 s.n. Los Angeles Santa Monica. Comment
  HSC101304  Lepidium nitidum R. G. Swinney 2009-3-19 10145 Los Angeles San Gabriel Mtns. Foothills; Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ~100 m north of Hwy. 39 230 Comment
  POM121543  Lepidium nitidum Marcus E. Jones 1882-11-29 3036 Los Angeles Pasadena. Comment
  UC56034  Lepidium nitidum J. H. Barber 293 Los Angeles Santa Monica Mts. Comment
  UCR206489  Lepidium strictum A. C. Sanders, T. B. Salvato 2009-5-20 36870 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA145203  Lepidospartum latisquamum S. Carlquist 1960-9-11 635 Los Angeles Between Wrightwood and Big Pines on Hwy 138. 2011 Comment
  RSA0080968  Lepidospartum squamatum R. G. Swinney 2010-4-28 12406 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
  UC450913  Leptodactylon californicum Fay A. MacFadden 1931-3-26 8 E Los Angeles n side Tuna Canyon (Verduga Hills); , n side Tuna Canyon Comment
  UCR189865  Leptodactylon pungens R. G. Swinney 1998-7-21 6488 Los Angeles San Gabriel Mtns., Fish Fork Trail, 1.9 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2134 Comment
  POM6804  Leptosiphon androsaceus P. A. Munz, L. T. Street, G. Williams 1919-4-5 2421 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  SEINET6070056  Leptosiphon androsaceus Louis C. Wheeler 1967-5-15 9589 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA334159  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1969-7-9 38555 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCR256593  Leptosiphon breviculus Anuja Parikh, Nathan Gale 2011-5-26 3396 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km ENE of Shortcut Station, 0.7 km north of State Hwy 2 (Angeles Crest Hwy) 1308 Comment
  RSA226549  Leptosiphon breviculus C. W. Tilforth 1971-4-13 423 Los Angeles Hook Creek Rd., s.e. of Cedar Glen, Lake Arrowhead. 1570 Comment
  SBBG64601  Leptosiphon chrysanthus subsp. chrysanthus R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  SD120819  Leptosiphon liniflorus Frank W. Peirson 1919-6-7 456 Los Angeles Cow Canyon Divide. 1372 Comment
  POM361799  Lessingia glandulifera var. glandulifera Anstruther Davidson s.n. Los Angeles Little Rock. [San Gabriel Mts.] Comment
  POM49618  Lessingia glandulifera var. glandulifera A. D. E. Elmer 1902-06 3620 Los Angeles Palmdale Comment
  UC1532954  Lessingia glandulifera var. glandulifera C. W. Tilforth and John Dourley 1973-5-24 820 Los Angeles ca 2 mi ene Valyermo (n edge of mountains); San Gabriel Mountains, Bob's Gap Comment
  UC220737  Lessingia glandulifera var. glandulifera A. D. E. Elmer June 1902 3620 Los Angeles Palmdale Comment
  CAS-BOT-BC339565  Lessingia glandulifera var. peirsonii Steve Boyd; Laura Moore; Mike Wall 1997-7-24 10022 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A) 1645 Comment
  SD230174  Lessingia lemmonii var. peirsonii Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10022 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  POM158074  Leymus condensatus Le Roy Abrams 1902-7-2 2638 Los Angeles Sierra Madre. Comment
  RSA188349  Leymus condensatus R. F. Thorne, M. Z. Thorne 1966-5-31 36440 Los Angeles Santa Catalina Island: bottom of Cottonwood Canyon on Rancho Escondido 107 Comment
  RSA596134  Leymus condensatus Timothy S. Ross, Steve Boyd 1995-6-28 8654 -B Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA724989  Leymus condensatus K. Dobry 1991-6-28 d- 866 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  UCR126843  Ligustrum lucidum A. C. Sanders, Mark A. Elvin 2002-8-26 25585 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  SEINET10718266  Lilium Heidi H. Schmidt 1999-10-14 Schmidt 3855 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  POM308105  Lilium humboldtii subsp. ocellatum Henry J. Ramsey, Henry J. Ramsey 1937-7-18 2945 ...2946 Los Angeles Wolgums Cabin, Soldier's Creek, San Gabriel Mountains. Comment
  RSA719582  Lilium parryi Richard G. Swinney 1997-7-22 5705 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  UCSB17048  Limonium sinuatum Van Scoyoc, Dave 1963-5-18 Los Angeles corner of First St. and Ardmore Ave; Manhattan Beach Comment
  JEPS85118  Linanthus aureus Roy E. Buck and Rexford Palmer 1989-4-29 1230 Los Angeles 10 air km sse Gorman (ca 2.5 air km nw of confluence of Gorman Creek and Hungry Valley drainage, lower Hungry Valley); Hungry Valley 929 Comment
  UC52530  Linanthus aureus Dr. Davidson Los Angeles Los Angeles Comment
  UCR123894  Linanthus aureus Steven R. Hill, K. Kramer 2001-4-22 33387 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  RSA469958  Linanthus aureus Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC123852  Linanthus breviculus subsp. royalis LeRoy Abrams; Ernest Alexander McGregor 1908-7-5 642 Los Angeles Swartout Canyon, San Gabriel Mountains 1828 Comment
  LA206671  Linanthus californicus Marion Olsen; 1926-4-3 sn Los Angeles Pasadena Comment
  RSA0112023  Linanthus californicus Richard G. Swinney 2011-5-16 14724 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
  RSA463699  Linanthus californicus Gene Cooper 1961-5-30 s.n. Los Angeles Big Dalton Canyon, Glendora. Comment
  RSA545771  Linanthus californicus L. Arnseth 1992-5-16 32 Los Angeles San Gabriel Mountains, San Antonio Canyon: Mt. Baldy Road, approx. 2 miles N of San Antonio Dam. 854 Comment
  OBI7364  Linanthus californicus subsp. glandulosus Mark Fresh 1976-2-29 16 Los Angeles Located at Tuna Canyon Road and Saddle Peak Roah crossroads. Comment
  RSA468440  Linanthus californicus subsp. glandulosus Mary H. Ward 1970-6-19 s.n. Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena Comment
  UCR163958  Linanthus dichotomus B. G. Pitzer 1998-5-12 3687 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  RSA570185  Linanthus parryae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5022 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  UC23760  Linanthus parryae A. Davidson May 1874 Los Angeles Harold Comment
  UCSB74334  Linanthus parryae Gross, LeRoy 2005-5-3 Los Angeles San Gabriel Mts region: W terminus Holcomb Ridge, W of Big Rock Ck. Collected along the E, NE side of hill. N Fort Tejon Rd, W of Valyermo Rd. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1215 Comment
  UC570166  Linanthus parviflorus A. D. Gifford 1935-4-15 586 Los Angeles 1.25 mi ne Quail; Tejon Quad. 1036 Comment
  UCR220352  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA682118  Lithophragma affine Valerie L. Soza, Bill Hogshead 2003-5-6 1650 Los Angeles Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  RSA468207  Lithophragma affine subsp. mixtum Freda Detmers 1929-4-13 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA641187  Lithophragma bolanderi R. F. Thorne 1971-4-23 41467 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  POM4571  Lobelia dunnii var. serrata L. R. Abrams 1900-8-9 883 Los Angeles San Gabriel River Canyon, San Gabriel Mountains. Comment
  UCD118872  Loeseliastrum matthewsii Geoffrey Levin 1975-5-17 511 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  CATA1722  Logfia filaginoides Mark L. Hoefs, Steven A. Junak 2000-4-14 3069 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  RSA603314  Lolium perenne Scott D. White 1997-5-21 5199 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA251487  Lolium perenne subsp. multiflorum R. F. Thorne 1973-4-12 42982 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  RSA547797  Lolium perenne subsp. multiflorum Timothy S. Ross 1990-6-20 3605 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  UC21204  Lomatium dasycarpum subsp. dasycarpum Harley P. Chandler 1897-3-25 Los Angeles San Dimas Comment
  SFV18437  Lomatium dasycarpum subsp. dasycarpum unknown 1971-5-5 Los Angeles San Gabriel Mountains Placerita Canyon Park. West section. Comment
  RSA0055759  Lomatium mohavense R. G. Swinney 2010-5-19 12808 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  UCR124688  Lomatium nevadense B. C. Templeton 1932-5-31 4855 Los Angeles San Gabriel Mtns., Jackson Lake, Angeles National Forest 1930 Comment
  RSA97338  Lomatium nevadense var. parishii F. W. Peirson 1923-5-26 4459 Los Angeles Rock Creek Divide 2011 Comment
  JEPS12863  Lonicera subspicata var. denudata C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon 914 Comment
  RSA535561  Lonicera subspicata var. denudata T. S. Ross 1991-9-2 5909 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 473 Comment
  RSA515111  Lotus argophyllus var. adsurgens Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 803 -1 Los Angeles San Clemente Island: Pyramid Head, S end of island 15 Comment
  RSA724429  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 388 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  UCD106726  Lotus corniculatus Mildred E. Mathias 1951-5-10 2529 Los Angeles Campus, University of California. Comment
  UCR191302  Lotus crassifolius R. G. Swinney 1998-7-2 6265 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21 1963 Comment
  RSA3596  Lotus dendroideus var. dendroideus C. B. Wolf 1932-5-13 3613 Los Angeles Santa Catalina Island. Lower end of Hamilton Canyon, at turn of road to airport. 30 Comment
  RSA306171  Lotus grandiflorus var. grandiflorus Fay A. MacFadden 1935-06 14164 Los Angeles Malibu Beach. Comment
  IRVC28370  Lotus hamatus A. C. Sanders, Tricia Wotipka 2003-4-28 26102 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA0042309  Lotus hamatus Mark L. Hoefs, Steven A. Junak 2000-4-14 3075 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  IRVC26365  Lotus humistratus A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26056 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  UCR131436  Lotus purshianus Alison Lipman 1998-6-9 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  POM305068  Lotus scoparius Henry J. Ramsey, Henry J. Ramsey 1937-1-3 351 Los Angeles Altadena 457 Comment
  UCR188923  Lotus scoparius subsp. brevialatus R. G. Swinney 1998-5-16 6101 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  JEPS55865  Lotus strigosus A. M. Ottley 1920-5-16 691 Los Angeles Tujunga Canyon San Gabriel Mts. Comment
  RSA590851  Lotus strigosus T. S. Ross 1990-5-15 2537 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  UCR130054  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4050 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  UCR223771  Lotus strigosus R. G. Swinney 2009-6-17 11172 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA406314  Lotus strigosus Robin S. Collins 1973-8-9 223 Los Angeles Trail Canyon 579 Comment
  UCR255798  Lotus strigosus var. strigosus R. G. Swinney 2010-5-4 12506 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
  RSA498712  Lotus strigosus var. strigosus Helen M. Oster 1924-4-30 s.n. Los Angeles Foothills N. of Vermont Ave. Comment
  RSA498734  Lotus strigosus var. strigosus E. S. Spalding 1925-4-24 s.n. Los Angeles Turnbull Canyon. Comment
  RSA533497  Lotus strigosus var. strigosus T. S. Ross 1991-3-9 4195 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA188210  Lotus unifoliolatus R. F. Thorne, P. C. Everett 1965-6-23 34974 Los Angeles Santa Catalina Island: Hay Press Reservoir. 412 Comment
  RSA584432  Lotus unifoliolatus R. G. Swinney 1993-6-10 2256 Los Angeles San Gabriel Mountains, 1.5 miles east of Glendora Mountain Road at Big Dalton Canyon Road. North side of road at nort east end of flood control tunnel. 433 Comment
  RSA611628  Lotus wrangelianus Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10110 Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 609 Comment
  UCR230247  Lupinus Dan S. Cooper 2011-4-7 411- 11 Los Angeles South Coast, Playa Vista, base of Westchester Bluffs 27 Comment
  SEINET10488421  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at santa ana botanical garden. Hybridization by d.b.dunn. Rsa # 6450 x self plant 2 Comment
  RSA0105015  Lupinus andersonii R. G. Swinney 2011-6-22 15270 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  RSA649608  Lupinus bicolor Lori Ackerman, Gerald Braden 1988-4-22 20 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  SBBG95699  Lupinus bicolor M. B. Dunkle 1939-4-6 7319 Los Angeles Mosquito Ridge Comment
  UCR258765  Lupinus bicolor R. G. Swinney 2010-6-1 13128 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  RSA632120  Lupinus bicolor L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  SBBG14245  Lupinus bicolor M. A. Piehl 1962-6-9 62320 Los Angeles head of cyn below Chenity and S of Mosquito Cove 304 Comment
  RSA596833  Lupinus bicolor subsp. marginatus T. S. Ross, J. Mark Porter 1995-5-4 8482 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SEINET11071815 Image available Lupinus bicolor subsp. microphyllus David Dunn 1941-3-19 938 Los Angeles one mile east of Pomona Comment
  UCR45020  Lupinus chamissonis A. C. Sanders 1986-7-30 6831 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  CATA1628  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2901 Los Angeles Santa Catalina Island: Near Divide Road, east end 1.7 miles from Wrigley Memorial 275 Comment
  RSA0031716  Lupinus concinnus Dana Roche 1998-5-3 2 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. North side of road. 579 Comment
  RSA589118  Lupinus concinnus T. S. Ross 1992-4-4 6102 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. 1207 Comment
  RSA600028  Lupinus concinnus subsp. concinnus Steve Boyd, Lauren Raz 1997-5-6 9713 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  POM184696  Lupinus elatus Joseph A. Ewan 1932-6-17 7247 Los Angeles Summit San Gabriel Peak, San Gabriel Mountains. Comment
  RSA588638  Lupinus elatus Orlando Mistretta 1994-5-31 1268 Los Angeles San Gabriel Mountains: Santiago Canyon: N slope of Pacifico Mountain. 2119 Comment
  UC1178506  Lupinus elatus Peter Kamb 1947-6-30 615 Los Angeles below summit of Mt. Islip San Gabriel Mountains 2438 Comment
  UCD107667  Lupinus excubitus Kenneth A. Wilson 1961-3-11 996 Los Angeles San Francisquito Canyon Road and Clear Water Canyon. Comment
  SEINET7047888 Image available Lupinus excubitus Steven R. Hill, Kate Kramer 2001-4-22 33336 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA0101379  Lupinus excubitus var. hallii Scott D. White 1998-6-4 6651 Los Angeles Castaic Lake Area: Grasshopper Cyn. watershed, between 1-5Fwy./Old Ridge Route and the Lake. Proposed North Lake Planned Community. 427 Comment
  UC1211135  Lupinus excubitus var. hallii Huron H. Smith 1912-5-29 5015 Los Angeles Santa Catalina Island; Santa Catalina Island, Summit Road 243 Comment
  SEINET10970261  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA# 6454 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 f, plant no. Seeds from open field, pollen. Comment
  POM2499  Lupinus excubitus var. johnstonii I. M. Johnston 1917-6-20 1491 Los Angeles San Antonio Mountains: Baldy Lookout of U.S.F.S. 1982 Comment
  POM2439  Lupinus hirsutissimus Philip A. Munz 1918-4-16 2067 Los Angeles Claremont. Comment
  UCR194186  Lupinus latifolius R. G. Swinney 1998-7-29 6531 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  CAS-BOT-BC211683  Lupinus longifolius S. F. Blake 1910-8-5 572 Los Angeles Elysian Park Comment
  SEINET10485613  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
  SEINET10485615  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
  RSA733360  Lupinus microcarpus var. microcarpus A. C. Sanders 2003-4-28 26124 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
  SBBG133527  Lupinus nanus R. Burges and P. Munro 2005-4-22 6787 Los Angeles Hungry Valley SVRA, Grassland Preserve off Powerline Rd 1280 Comment
  SFV1898  Lupinus odoratus M. L. Vincent 1962-5-7 240 Los Angeles Mojave Desert Llano at junction of road to Mile High. Roadside on Highway 138. 965 Comment
  UCR96328  Lupinus sparsiflorus B. G. Pitzer 1996-4-20 2683 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA250595  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1967-3-23 41597 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  SBBG67068  Lupinus succulentus M. LeClerc -Mar-1930 1233 Los Angeles near Castaic 457 Comment
  UCR258564  Lupinus succulentus R. G. Swinney 2010-3-10 11811 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 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
  OBI70943  Lupinus truncatus Steve Boyd, Lauren Raz 1997-3-25 9278 Los Angeles Liebre Mts Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn, T7N R17W NE 1/4 NE 1/4 sec 22 1061 Comment
  SEINET8057629  Lupinus truncatus G. B. Grant 1904-5-4 734 Los Angeles Pasadena Comment
  SFV7380  Lupinus truncatus T. Gordon, M. H. Grayum, R. Johnson 1975-4-18 899 Los Angeles Santa Monica Mountains Between Castro Peak and Mesa Peak, along main ridge fire road at head of Corral Canyon. 625 Comment
  CAS-BOT-BC233472  Lycium californicum Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  CAS-BOT-BC233480  Lycium californicum George B. Grant; Walter Wheeler 1904-4-21 H 2447 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA0081124  Lycium cooperi R. G. Swinney 2010-6-1 13095 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
  SEINET4090625  Lyonothamnus floribundus R. Moran 1941-1 652 Los Angeles Head of Johnson's Canyon, Santa Catalina Island. 400 Comment
  CATA2543  Lyonothamnus floribundus subsp. aspleniifolius Michael R. Benedict 1971-6-26 Los Angeles San Clemente Island: Near grove of Prunus, south fork of Eagle Canyon, northerly of triangulation point ""Gray"" 457 Comment
  SD85168  Lyonothamnus floribundus subsp. aspleniifolius Martin A. Piehl 1962-6-9 62321 Los Angeles Dry slope, head of canyon north of Chenity and south of Mosquito Cove, San Clemente Island 305 Comment
  UC284968  Lyonothamnus floribundus subsp. aspleniifolius P. A. Munz 1923-4-10 6758 Los Angeles canyon wall s Lemon Tank (east coast); San Clemente Island Comment
  RSA234630  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne 1970-3-5 39354 Los Angeles Santa Catalina Island. NE side of Blackjack Mountain, upper end of Swain's Canyon 366 Comment
  SBBG51682  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62512 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  POM9377  Lythrum californicum P. A. Munz, R. D. Harwood 1920-8-11 4387 Los Angeles Claremont. 366 Comment
  RSA417686  Machaeranthera carnosa Ralph Hoffman 1931-6-23 s.n. Los Angeles W of Lancaster Comment
  POM4968  Madia elegans subsp. elegans I. M. Johnston 1918-6-16 s.n. Los Angeles San Antonio Canyon. 1433 Comment
  SD264782  Madia gracilis Steven A. Junak, Ralph Philbrick, Mark Hoefs 2001-5-19 Sca 1574 Los Angeles UTM in supplement. Santa Catalina Island. Along Black Jack Road, ca 0.15 mile from junction with Airport Road, ca 0.34 mile N of Black Jack summit, on N side of ridge below Black Jack Peak. 402 Comment
  RSA92237  Madia minima F. W. Peirson 1920-6-10 238 Los Angeles summit of Mt. Wilson 2134 Comment
  LA201788  Madia sativa Arthur C. Gibson; 2003-9-3 4844 Los Angeles 167 Comment
  POM156515  Malacothamnus fasciculatus L. R. Abrams 1902-7-5 2656 Los Angeles Near the power house, San Gabriel Canyon. Comment
  UCR117565  Malacothamnus fasciculatus A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23275 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  RSA681855  Malacothamnus marrubioides Scott D. White, Michael Honer 2003-6-18 9570 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 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
  UCR73396  Malacothrix foliosa subsp. foliosa T. S. Ross, O. Mistretta, M. Hammit 1991-5-17 5080 Los Angeles Channel Islands, San Clemente Island, West Cove, SW of new landing field 6 Comment
  CAS-BOT-BC347613  Malacothrix glabrata Katharine Brandegee No date on label s.n. Los Angeles Lancaster Comment
  UCR217139  Malacothrix saxatilis Jonas A. Winbolt, Rocky Brown 2010-8-20 006 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  SFV5275  Malacothrix saxatilis W. A. Kelley 1967-6-5 s. n. Los Angeles Santa Monica Mountains Studio City. Along Fire Road #9. Comment
  RSA0103913  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-7-8 15495 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA77184  Malva nicaeensis F. W. Peirson 1923-3-23 3356 Los Angeles Claremont. Comment
  UCR191290  Marah horrida T. B. Salvato 2008-4-22 3305 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  POM155645  Marah macrocarpa D. Meadows 1928-1-26 330 Los Angeles Santa Catalina Island. Avalon, hill above high school . Comment
  UC1267081  Marah macrocarpa var. macrocarpa Kenneth M. Stocking 1946-8-18 22 Los Angeles 5 mi se Arcadia; San Gabriel River Wash Comment
  SD107903  Marah macrocarpa var. major Larry DeBuhr, Gary Wallace 1972-9-2 702 Los Angeles San Clemente Island, S of Eel Point 74 Comment
  SFV13511  Marsilea vestita subsp. vestita M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 911 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  CATA1586  Matricaria discoidea Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2856 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  CATA3011  Matricaria discoidea Amy Catalano 2016-2-22 017 Los Angeles Santa Catalina Island: Mushroom Flats, about 1/8 mile down canyon from Quail Valley, on gravel/dirt road 165 Comment
  UCR265518  Matricaria discoidea Dan S. Cooper 2015-4-3 315- 16 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon, above Travel Town, Los Angeles 180 Comment
  UCR24308  Meconella denticulata John C. Roos 1942-5-23 1069 Los Angeles San Gabriel Mtns., Santa Anita Canyon Comment
  RSA654333  Medicago polymorpha Benjamen Rangel 1992-4-26 777 -25 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA765560  Medicago polymorpha Doris Bowers 1967-07 370 Los Angeles Palos Verdes Peninsula 305 Comment
  UC53922  Melampodium perfoliatum Ernest Braunton Aug 1902 625 Los Angeles Cienega Comment
  POM204737  Melica imperfecta Le Roy Abrams 1901-4-1 1220 Los Angeles Ballona Harbor. Comment
  SBBG95211  Melica imperfecta M. B. Dunkle 1928-3-31 1783 Los Angeles Campo Blanco Comment
  SEINET237210 Image available Melica imperfecta George R. Johnstone 1957-5-27 Los Angeles Santa Monica Mountains near the intersection of Pacific View Dr and Mulholland Dr ca 1.5 mi W of Cahuenga Pass Comment
  UC1595225  Melilotus albus Tim Ross and Annette H. Ross 1991-7-29 5681 Los Angeles Elephant Hill San Dimas USGS 7.5' Quad., W Pomona, Puente Hills (s side, hill is northernmost point of hills) 228 Comment
  RSA672301  Melilotus indicus Joseph M. Keefe 2001-1-19 30915 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  UCR139953  Melinis repens L. C. Wheeler 1945-1-28 5996 Los Angeles San Gabriel Valley, 200 E Dartmouth Ave., La Verne Comment
  LA200589  Mentha canadensis Jonathan Sauer; R Tommaso 1977-7-16 5985 Los Angeles 213 Comment
  SEINET7047894  Mentzelia albicaulis Steven R. Hill, Kate Kramer 2001-4-22 33342 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA585907  Mentzelia congesta Tim S. Ross, Steve D. Boyd 1990-5-23 2609 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  RSA729600  Mentzelia congesta R. G. Swinney 1998-7-10 6383 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  CAS-BOT-BC226637  Mentzelia congesta Timothy S. Ross; Darin Banks 1994-6-21 7983 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2070 m NW of Pac. Mtn's 71240-foot summit 1962 Comment
  RSA679293  Mentzelia laevicaulis Mark A. Elvin, Anne Marie Ruff 1996-8-1 296 -A Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.5mi from gate. Along road cuts on N side. Comment
  UCR222804  Mentzelia laevicaulis R. G. Swinney 2009-5-8 10701 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA649660  Mentzelia obscura Michael Horn 1991-5-3 21 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
  RSA0113369  Mentzelia ravenii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7513 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
  UC420646  Mentzelia veatchiana Katharine Brandegee Los Angeles Saugus Comment
  RSA746570  Mentzelia veatchiana Orlando Mistretta 1992-5-21 394 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  SBBG13705  Mesembryanthemum crystallinum P. H. Raven 1962-7-11 18008 Los Angeles 1 mi S of Wilson Cove Comment
  POM770  Mesembryanthemum crystallinum D. L. Crawford 1916-5-10 s.n. Los Angeles Upper San Dimas Canyon Comment
Read comments
Jul 7 2008
  RSA402612  Mesembryanthemum crystallinum F. R. Fosberg 1930-6-30 S- 3051 Los Angeles Del Rey 2 Comment
  RSA402637  Mesembryanthemum nodiflorum Robert Gustafson 1980-8-29 1798 Los Angeles Ballona Wetlands, Area 3 Infrequent and scattered in Area 3. Comment
  RSA188055  Microseris douglasii subsp. platycarpha R. F. Thorne 1966-4-6 35935 a Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  RSA730751  Microseris heterocarpa A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26116 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
  RSA567167  Microsteris gracilis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3903 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  SEINET3145681  Microsteris gracilis G. B. Grant 784 Los Angeles Pasadena Comment
  UCR210120  Mimulus R. G. Swinney 2008-7-24 9344 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR259981  Mimulus R. G. Swinney 2010-5-11 12642 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
  JEPS4580  Mimulus Frank W. Peirson 1919-5-18 434 Los Angeles hills e Monrovia Canyon; San Gabriel Mountains 457 Comment
  POM294588  Mimulus aurantiacus Lyman Benson 1945-5-11 11695 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  RSA657218  Mimulus aurantiacus Erinn Wilson 1996-4-26 35 Los Angeles G-Canyon CPU Foundation. Comment
  RSA442649  Mimulus aurantiacus var. pubescens Lester H. Cushman 1932-5-15 s.n. Los Angeles Glendale. Comment
  UCSB43758  Mimulus aurantiacus var. pubescens Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden; on Memorial Road; 200 feet from junction with Avalon Canyon Road on Santa Catalina Island 137 Comment
  RSA188322  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-6-22 34925 Los Angeles Santa Catalina Island. S of Avalon golf course, Avalon Canyon. 91 Comment
  UC729593  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-9 3474 Los Angeles about 1/2 way to Mexican Houses; Santa Catalina Island, Pebbly Beach Canyon 60 Comment
  HSC20804  Mimulus brevipes C. S. Apperson 1967-6-11 Los Angeles 1.0 mi. down Canton Canyon trail from the end of Townsend Park Rd. Comment
  LA200853  Mimulus brevipes Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  SFV15577  Mimulus brevipes K. C. Molina, K. L. Garrett 1992-5-9 15 Los Angeles Verdugo Mountains Northeast slope of Verdugo Mountains along Whiting Woods fire trail. 550 Comment
  UC457261  Mimulus brevipes Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC535537  Mimulus brevipes Ira W. Clokey, B. Templeton Apr. 1929 4519 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  UCR258728  Mimulus brevipes R. G. Swinney 2010-6-23 13351 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
  RSA420674  Mimulus cardinalis Louis C. Wheeler 1932-9-19 1385 Los Angeles Los Angeles R. [River] at Los Feliz Blvd. 122 Comment
  RSA669332  Mimulus cardinalis LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 556 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  RSA0115255  Mimulus floribundus Richard G. Swinney 2010-5-25 12944 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA749241  Mimulus floribundus R. G. Swinney 2005-8-11 8464 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  RSA615520  Mimulus floribundus Louis C. Wheeler 1966-8-21 8845 Los Angeles San Gabriel Mountains: Mount Burnham.. . Comment
  RSA599755  Mimulus guttatus Steve Boyd, Lauren Raz 1997-5-6 9774 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA80464  Mimulus guttatus F. W. Peirson 1921-6-19 4721 Los Angeles North Fork of San Gabriel River 1037 Comment
  RSA228979  Mimulus moschatus Robert F. Thorne 1971-8-25 41318 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  JEPS11456  Mimulus nasutus Frank W. Peirson 1922-5-30 3073 Los Angeles Millard's Canyon San Gabriel Mountains 990 Comment
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Oct 2 2011
  RSA794815  Mimulus palmeri R. G. Swinney 2005-5-21 8242 Los Angeles west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UC1595447  Mimulus pilosus Tim Ross 1992-7-10 6651 Los Angeles creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  RSA617364  Minuartia douglasii Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10229 Los Angeles Liebre Mountains region: Warm Springs Mountain, knoll northwest of summit along road into Necktie Basin. 1133 Comment
  UCD170138  Mirabilis jalapa R. G. Swinney 2009-8-19 11453 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, 50 m north of rental cabins. 366 Comment
  CAS-BOT-BC434638  Mirabilis laevis var. crassifolia Geo. B. Grant 1904-4-16 791 Los Angeles Los Angeles Comment
  LA200671  Mirabilis laevis var. crassifolia E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA0027963  Mirabilis laevis var. crassifolia Steve Boyd, Lauren Raz 1997-5-6 9747 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UC1368767  Mirabilis laevis var. villosa J. L. Strother and A. R. Smith 1970-4-30 890 Los Angeles State Road N6 to Devils Punch Bowl, above Pearblossom 1097 Comment
  RSA65744  Mollugo verticillata F. W. Peirson 1951-8-18 1855 Los Angeles Long Beach Park, Long Beach Comment
  CAS-BOT-BC220129  Monardella exilis Ira L. Wiggins 1966-4-17 20603 Los Angeles To east of Alpine Butte Wildflower Sanctuary, north of Pearblossom. Mohave [Mojave] Desert Comment
  SBBG71987  Monardella exilis R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  RSA408588  Monardella lanceolata Erwin Miller 1934-6-30 s.n. Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA639145  Monardella lanceolata Louis C. Wheeler 1973-7-15 s.n. Los Angeles Doe Flat, Graveyard Canyon. 823 Comment
  RSA748803  Monardella linoides subsp. stricta R. G. Swinney 2001-8-11 8045 Los Angeles north slope of Mt. Baden-Powell, c. 0.5 mi. SSW of Vincent Gap 2134 Comment
  UCR141804  Monardella odoratissima June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, 1 mile east of Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2195 Comment
  CAS-BOT-BC349489  Monolopia lanceolata Geo. B. Grant 1903-3-22 s.n. Los Angeles Highland Park Comment
  UCR143525  Monolopia lanceolata Dale E. Johnson, J. E. Eckenwalder 1974-4-19 72 Los Angeles Western Mojave Desert/Liebre Mtns. Region, western Antelope Valley; 16 km (10 mi) east of I-5 (Lebec - Castaic Hwy) on Hwy 138 (Antelope Valley Road) 960 Comment
  UCR213970  Monolopia lanceolata Dave Silverman, Cindy Hopkins 2007-4-24 6734 Los Angeles Tejon Ranch, 1000 m ESE of National Cement, 1.7 km W of California Aqueduct, 500 m S of the county line, just N of plant access road 954 Comment
  SBBG125896  Morus alba A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36950 Los Angeles Baldwin Park, San Gabriel River channel S of Ramona Blvd and N of I-10 Fwy 87 Comment
  UCR117107  Morus alba A. C. Sanders, D. Malueg 2001-5-17 24316 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  SD72785  Muhlenbergia microsperma F. R. Fosberg 1931-3-19 S 4305 Los Angeles Hamilton Canyon, nr. Avalon, Santa Catalina Island, dry southeast slope 10 Comment
  RSA0070127  Muilla maritima LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6959 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA655749  Muilla maritima James Henrickson 2000-4-15 2068 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  UC1595392  Muilla maritima Tim Ross and Peter Fritsch 1990-6-20 3682 Los Angeles Rincon-Red Box Rd (2N24) on ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1255 Comment
  UCR190794  Muilla maritima R. G. Swinney 2001-4-18 7926 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  CAS-BOT-BC515105  Muilla maritima Timothy S. Ross; Steve Boyd 1994-5-25 7894 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10, Liebre Mtn 7.5' USGS Quadrangle 1708 Comment
  RSA547428  Muilla maritima Timothy S. Ross 1992-5-17 6354 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River, 164 degrees SSE, ca. 55 meters distance from mouth of Shoemaker Canyon 659 Comment
  RSA590703  Muilla maritima Timothy S. Ross, Steve Boyd 1990-5-23 2636 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  SBBG108991  Munzothamnus blairii S. A. Junak 1996-10-1 SCl 695 Los Angeles middle portion of Horse Cyn, ca. 1.7 mi SW of Thirst 304 Comment
  SBBG96969  Munzothamnus blairii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4313 Los Angeles near Malo Pt, first cyn S of Bryce Cyn, below Malo Benchmark Comment
  SD124876  Myoporum laetum A. C. Sanders 1986-7-30 6819 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  SFV18073  Myoporum laetum V. A. Devlahovich 1999-4-6 s. n. Los Angeles Santa Susana Mountains Santa Susana Mountains. Stagecoach Trail. 366 Comment
  UC24132  Nama demissa var. demissa Jos. Burtt Davy May 9-24 1896 2289 b Los Angeles Lancaster, Los Angeles County Comment
  CAS-BOT-BC177161  Nassella lepida A. C. Sanders 2003-4-29 26186 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  IRVC26850  Nassella lepida F. R. Fosberg 1931-3-19 S 4304 Los Angeles Hamilton Canyon; near Avalon. Santa Catalina Island 10 Comment
  LA33436  Nassella lepida Peter H. Raven; 1959-5-3 14059 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. Comment
  LA9447  Nassella lepida Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA167652  Nassella lepida P. H. Raven, R. F. Thorne 1964-5-7 19030 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA670954  Nassella lepida Joseph M. Keefe 2001-1-19 30987 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  SBBG128763  Nassella lepida M. L. Hoefs 1995-5-23 2073 Los Angeles Middle Cyn near jct of Middle Cyn Rd and rd to Camp Cactus 118 Comment
  SEINET192712  Nassella lepida Carl B. Wolf 10 Los Angeles Santa Catalina Island 100 yds east of summit of the equestrian trail back of Avalon. 305 Comment
  UC589657  Nassella pulchra Nell Murbarger March 1936 54 Los Angeles e side meadows up to mesa summit; San Clemente Island Comment
  UCSB2397  Nasturtium officinale Wedberg, H. 1958-7-15 Los Angeles Behind store at jct. New and Old Topanga Canyons, Santa Monica Mtns. Comment
  LA99238  Navarretia hamata Peter H. Raven; Henry J. Thompson 1960-5-29 15454 Los Angeles 822 Comment
  LA88472  Navarretia hamata O. H. Kappler; 1944-6-4 646 Los Angeles San Gabriel Mountains, Little Tujunga Canyon 609 Comment
  SBBG117119  Navarretia hamata subsp. leptantha S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1540 Los Angeles Cottonwood Cyn, along N side of Cottonwood-Blackjack Rd, ca. 1.65 mi WSW of Blackjack Pk 304 Comment
  RSA588150  Nemacladus sigmoideus Orlando Mistretta 1994-5-23 1223 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1341 Comment
  UCD168352  Nemophila menziesii J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCSB10525  Nemophila menziesii Youngberg, Florence 1937-04 Los Angeles Puddingstone; near San Dimas Comment
  RSA592849  Nemophila menziesii var. integrifolia Steve Boyd, Orlando Mistretta 1996-5-1 8744 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  POM50196  Nemophila menziesii var. integrifolia L. R. Abrams 1901-4-3 1292 Los Angeles Santa Monica Mountains. Comment
  UCR270644  Nemophila menziesii var. menziesii R. G. Swinney 2011-3-22 14183 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  SD253469  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road, Ecology Trail east of the Nature Center (Mint Canyon 7.5'Q) 487 Comment
  UCR150891  Nemophila pedunculata Valerie Soza, L. Moore 1999-6-30 581 Los Angeles Transverse Ranges; San Gabriel Mtns, Upper Winter Creek Trail 854 Comment
  UC1971458  Nicotiana attenuata Louis C. Wheeler 1973-7-15 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Doe Flat; Graveyard Canyon. Comment
  RSA426696  Nicotiana glauca L. H. Jones 1909-4-1 s.n. Los Angeles Mount Wilson Trail, Sierra Madre. 335 Comment
  RSA654169  Nicotiana glauca Marilyn Porter 1991-5-17 35 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  UC26171  Nicotiana glauca Harley P. Chandler 1897-5-21 Los Angeles Claremont 365 Comment
  RSA0030940  Nicotiana glauca Bill Dewal 2010-06 s.n. Los Angeles Montrose. 30 Comment
  LA51859  Nicotiana quadrivalvis Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SEINET10696849  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3953 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696857  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3937 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10923023 Image available Ocimum basilicum Heidi H. Schmidt 1999-10-14 Schmidt 3826 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA458914  Oenanthe sarmentosa Frances M. Morey s.n. Los Angeles Culver City Comment
  RSA730257  Oenothera californica subsp. californica R. G. Swinney 1999-6-5 7266 Los Angeles San Gabriel Mtns.: ridge extending west from Big John Peak, above Big John Flat 1799 Comment
  POM250396  Oenothera californica subsp. californica I. W. Clokey, C. B. Clokey, Bonnie C. Templeton 1930-5-13 4745 Los Angeles Bouquet Canyon. 800 Comment
  RSA670382  Oenothera contorta Bonnie C. Templeton 1931-5-17 1217 Los Angeles W. of Lancaster, Mojave Desert. Comment
  UCR282593  Oenothera laciniata Dan S. Cooper 2017-5-4 517- 32 Los Angeles Santa Monica Mountains, Temescal Canyon Park 53 Comment
  UCR23469  Oenothera rosea Alfred R. Roos 1958-6-17 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
  RSA666732  Olea europaea A. C. Sanders, D. Malueg 2001-5-17 24311 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  UCR223582  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11223 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UC306247 Image available Opuntia oricola Davidson May 1916 Los Angeles Hollywood Comment
  POM122309  Oreonana vestita Marcus E. Jones 1929-7-8 s.n. Los Angeles San Antonio Peak Comment
  UCR187098  Orobanche A. C. Sanders 2006-5-16 32317 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR193152  Orobanche fasciculata R. G. Swinney 1999-8-14 7620 Los Angeles San Gabriel Mtns., west Dawson Peak ridge, c. 1 mile due west of Dawson Peak 2488 Comment
  RSA0059341  Orobanche vallicola Wayne P. Armstrong 1979-7-6 s.n. Los Angeles Claremont: Pomona College Campus; park area W of junction between Mills Avenue and Blanchard Place; S of observatory area. Comment
  RSA4767  Orthocarpus purpurascens var. pallidus James Snow 1932-1 s.n. Los Angeles The Bryant ranch, near Long Beach. Comment
  UC1595366  Osmorhiza berteroi Tim Ross and Steve Boyd 1990-6-18 3451 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek USGS 7.5' quad (northerly draw draining to Jackson Lake) 1877 Comment
  CDA20315  Oxalis pes-caprae M. O'Brien 2005-1-23 s.n. Los Angeles La Piedra State Beach. 0 Comment
  UCR51489  Oxalis rubra A. C. Sanders 1987-12-4 7443 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  UC2026461  Oxytheca caryophylloides Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, depression on bench NE of Campground. Comment
  JEPS58012  Oxytheca parishii var. parishii Frank W. Peirson 1922-7-5 3168 Los Angeles n of Big Pines; San Gabriel Mountains, Le Montaine 2209 Comment
  RSA473132  Packera breweri C. Epling, L. C. Wheeler 1933-6-4 1848 Los Angeles Sandbergs near Quail Lake. 1311 Comment
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Jan 25 2012
  SBBG127064  Packera breweri A. Parikh, N. Gale 2011-6-13 3457 Los Angeles N of Aliso Cyn, 0.1 km E of Angeles Forest Hwy, 1.2 km N of Aliso Cyn Rd; San Gabriel Mtns 1212 Comment
  CAS-BOT-BC121166  Paeonia californica John Hunter Thomas 1957-3-9 6496 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena. 304 Comment
  CAS-BOT-BC121167  Paeonia californica P. H. Raven; R. F. Thorne 1964-5-7 19026 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  RSA702291  Paeonia californica Scott D. White, Pam De Vries 2004-5-18 10435 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA434242  Paeonia californica Louis C. Wheeler 1932-3-12 477 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  UCSB19664  Paeonia californica Ensign, Judy 1963-4-9 Los Angeles 4 miles NE of Topanga on Old Topanga Road 365 Comment
  RSA596189  Panicum capillare Lauren Raz, Steve Boyd 1996-10-23 22 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  UC50121  Papaver californicum A. J. McClatchie 1893-4-28 3 Los Angeles near Pasadena Comment
  RSA150908  Parapholis incurva P. H. Raven 1962-4-11 17276 Los Angeles Sandy beach behind Northwest Harbor, San Clemente Island 6 Comment
  RSA150678  Parietaria hespera var. hespera Peter H. Raven 1962-4-12 17309 Los Angeles Head of canyon near the Tomb. Semishade. San Clemente Island Comment
  RSA533494  Parietaria hespera var. hespera Tim S. Ross 1991-4-21 4500 Los Angeles Whittier Hills(Puente Hills, pro parte): Turnbull Canyon drainage near mouth of the Turnbull Canyon. 154 Comment
  JEPS49582  Parnassia californica Frank W. Peirson 1922-8-25 2249 Los Angeles San Gabriel Mountains, South Fork Santa Ana Meadows South Fork Santa Ana Meadows; San Gabriel Mountains, South Fork Santa Ana Meadows 2438 Comment
  UC1930113  Paspalum vaginatum R. E. Riefner Jr. 2006-7-29 06 -330 Los Angeles City of Carson, Dominguez Channel, S of Del Amo Blvd. near Carson St. Comment
  RSA724394  Pectocarya linearis subsp. ferocula K. Dobry 1990-3-25 d- 102 Los Angeles Simi Hills at Dayton Canyon Comment
  SD75597  Pectocarya linearis subsp. ferocula Reid Moran 1941-3-11 698 Los Angeles Santa Catalina AOEsland: Ridge north of Middle Ranch 299 Comment
  UCD120127  Pectocarya linearis subsp. ferocula Daryl Koutnik 1978-4-14 366 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  POM19186  Pectocarya linearis subsp. ferocula P. A. Munz 1923-4-9 6690 Los Angeles Lemon Tank, San Clemente Island Comment
  RSA527655  Pectocarya linearis subsp. ferocula Steve Boyd, Tim Ross, Laurel Arnseth 1990-4-8 4375 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UCR125409  Pectocarya penicillata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25701 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR281997  Pectocarya penicillata R. G. Swinney 2014-5-7 16416 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA659935  Pectocarya penicillata Orlando Mistretta 1992-5-18 329 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA0039126  Pectocarya setosa R. G. Swinney 2010-5-11 12671 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR194046  Pectocarya setosa R. G. Swinney 1999-5-22 7188 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR98798  Pectocarya setosa Steve Boyd, Lauren Raz 1997-4-16 9503 Los Angeles San Gabriel Mtns., Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  LA200  Pellaea andromedifolia I. L. Nelson; 1950-5-1 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET6429230  Pellaea andromedifolia G. B. Grant April 1904 918 Los Angeles Mt. Wilson, S Cal. Comment
  RSA545277  Pellaea andromedifolia var. andromedifolia D. Propst, M. Hoefs 1973-2-5 2 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  UCD89447  Pennisetum clandestinum Peter H. Raven 1957-9-21 11343 Los Angeles West Channel Road, Santa Monica. Comment
  UCR209622  Pennisetum clandestinum R. G. Swinney 2008-12-2 9906 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  UCR141730  Pennisetum purpureum L. C. Wheeler 1947-2-2 6454 Los Angeles San Gabriel Mtns., Mt. Wilson Road, c. 0.5 mi. easterly from mouth of Eaton Canyon 610 Comment
  UCR126232  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 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
  RSA412456  Penstemon centranthifolius A. Menke 1955-4-23 s.n. Los Angeles San Francisquito Canyon. Comment
  RSA599809  Penstemon centranthifolius Steve D. Boyd, Lauren Raz 1997-3-25 9301 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UCSB6160  Penstemon centranthifolius 1940-7-1 Los Angeles San Dimas Exp. Forest; road below Sunset Peak Comment
  UC1012242  Penstemon grinnellii Francis W. Pennell 1940-6-25 26006 Los Angeles Mount Wilson 1676 Comment
  UCR206271  Penstemon grinnellii R. G. Swinney 2008-6-10 9016 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCR256178  Penstemon grinnellii R. G. Swinney 2010-9-23 13874 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA0098171  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-8-5 15601 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA189725  Penstemon grinnellii subsp. grinnellii Noel Holmgren, James L. Reveal 1966-5-29 2609 Los Angeles San Gabriel Mountains, Grandview Canyon, County road N4, 4.5 miles below (west northwest of) Big Pines station. 1707 Comment
  NY601184  Penstemon grinnellii var. grinnellii F. W. Pennell 1940-6-25 26006 Los Angeles Mount Wilson 1676.4 Comment
  NY601643  Penstemon heterophyllus var. australis K. Dobry 1991-6-24 d 745 Los Angeles Soka University, Los Virgenes and Mulholland Highway. Santa Monical. Mountains. Comment
  SEINET10782942  Penstemon heterophyllus var. australis Eric H. Roalson 1997-5-8 Roalson 1393 Los Angeles Glendora Ridge Road. Comment
  RSA580317  Penstemon heterophyllus var. heterophyllus Tim S. Ross, Steve D. Boyd 1994-5-25 7935 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
  SEINET13276749 Image available Penstemon labrosus R. G. Swinney 2011-1 15717 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  UCD124199  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  UCSB6197  Penstemon palmeri 1929-6-6 Los Angeles Pine Valley Comment
  RSA701153  Penstemon rostriflorus Valerie L. Soza, LeRoy Gross, Bill Hogshead 2002-5-9 s.n. Los Angeles Along Sunset Ridge Fire Road 2N07.1, NW side of Sunset Peak. Comment
  PASA1030  Penstemon spectabilis Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  SDSU10969  Penstemon spectabilis H. Wedberg 1966-4-3 1198 Los Angeles Above Hill Dr and Neal, in Eagle Rock. 457 Comment
  UCR189706  Penstemon spectabilis R. G. Swinney 1998-7-27 6494 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  OBI53698  Penstemon spectabilis Kim Sheffron 1994-5-8 15 Los Angeles Santa Monica Mts, Las Virgenes Rd across from entrance to Camp David Gonzales on E side of rd Comment
  RSA401894  Penstemon spectabilis N. C. Cooper 1945-5-1 2180 Los Angeles Santa Monica Mountains 762 Comment
  RSA699008  Penstemon spectabilis J. Russell Bruff 1928-7-4 s.n. Los Angeles Near Sunset Peak. Comment
  RSA401897  Penstemon spectabilis subsp. subviscosus M. B. Dunkle 1933-7-11 3661 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  RSA0094713  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  RSA0070770  Pentagramma triangularis P. A. Munz 1923-4-9 6658 Los Angeles San Clemente Island, east coast. Comment
  UC71381  Pentagramma triangularis subsp. triangularis J. H. Barber 1897-3-21 85 Los Angeles Sepulveda Canyon Comment
  RSA0060254  Pentagramma viscosa R. F. Thorne 1966-4-28 36260 Los Angeles Santa Catalina Island: water tank above Mausoleum, Avalon Canyon above road. 182 Comment
  RSA0070740  Pentagramma viscosa F. R. Fosberg 1931-3-20 R 77 Los Angeles Santa Catalina Island, Hamilton Canyon. 25 Comment
  CAS-BOT-BC217832  Perideridia pringlei John Thomas Howell 1930-5-12 4887 Los Angeles 3 miles south of Palmdale, Mojave Desert Comment
  LA204580  Peritoma arborea Louis C. Wheeler; 1931-11-23 367 Los Angeles Floatstone Quarry, 4 mi. SE Redondo Beach 76 Comment
  RSA340636  Perityle emoryi F. R. Fosberg 1973-11-15 55244 Los Angeles San Clemente Island, Seal Cove, common along SW coast Comment
  SEINET3923760  Persicaria lapathifolia Louis C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills.; 0 259 Comment
  SBBG61514  Persicaria punctata R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  JEPS2131  Phacelia austromontana Frank W. Peirson 1921-7-3 2486 Los Angeles Trail ne of Rock Creek Divide (San Gabriel Mountains); San Gabriel Mountains 2133 Comment
  LA38554  Phacelia cicutaria var. hispida Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SBBG34764  Phacelia ciliata S. Boyd with L. Lenz 2001-5-2 10420 Los Angeles St Hwy 138, base of hills at edge of W-most end of the Antelope Valley, just E of the jct with the old Ridge Rte Comment
  JEPS97657  Phacelia davidsonii Annetta M. Carter 1951-5-21 3058 Los Angeles Horse Flats, San Gabriel Mtns. Comment
  SD44547  Phacelia davidsonii Kay H. Beach, Frank W. Gould 1943-5-5 1750 Los Angeles San Gabriel Mts., E of Fern Canyon 1524 Comment
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Mar 31 2016
  UCR272572  Phacelia davidsonii R. G. Swinney 2011-6-7 15070 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA0089147  Phacelia distans R. G. Swinney 2010-3-24 12059 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA426232  Phacelia distans Roy R. Snelling 1977-4-18 8 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  RSA587513  Phacelia distans Orlando Mistretta 1995-3-24 1558 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  UCD120415  Phacelia distans Daryl Koutnik; Vickie Dawes 1978-4-6 258 Los Angeles South of Palmdale on State Hwy 138 to Little Rock. 816 Comment
  RSA650515  Phacelia distans Gary Guntle 1971-5-16 s.n. Los Angeles 6 1/2 mi. down Pamldale turnoff out of Big Pines. along roadside. 1829 Comment
  UC1426004  Phacelia floribunda Robert F. Thorne 1973-4-11 42853 Los Angeles Norton Canyon San Clemente Island (middle portion) 274 Comment
  SFV13270  Phacelia fremontii M. J. Thor 1983-4-16 172 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  RSA74920  Phacelia imbricata subsp. imbricata F. W. Peirson 1929-6-30 8767 Los Angeles Tie Canyon, tributary of Aliso Creek. 1433 Comment
  RSA587149  Phacelia longipes Orlando Mistretta 1995-4-28 1657 Los Angeles San Gabriel Moutains: Santiago Canyon. Slopes W of main canyon. 1372 Comment
  UCD120560  Phacelia longipes Collector unknown 1923-5-22 269 Los Angeles Eaton Canyon. Comment
  UCR146263  Phacelia longipes Orlando Mistretta 1995-6-23 1828 Los Angeles Transverse Ranges; San Gabriel Mountains, Lookout Mt. Trail. Orobanche valida survey site 2 1829 Comment
  CATA1217  Phacelia lyonii Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2275 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  POM3756  Phacelia minor P. A. Munz 1918-3-28 2002 Los Angeles Small canyon: 3 mi. N of Claremont, near Palmer s Canyon Comment
  RSA612173  Phacelia minor Anna Christensen 1997-3-11 2 Los Angeles E Los Angeles County, Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave and Foothill blvd, 35 yards from E fence in N panhandle region. 412 Comment
  UCR271912  Phacelia minor R. G. Swinney 2010-3-24 12080 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
  RSA428071  Phacelia minor Louis C. Wheeler 1934-4-24 2556 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA77127  Phacelia minor John M. Gillett 1940-8-1 40- 75 -142 Los Angeles Botanic Garden Comment
  UCSB5405  Phacelia minor H., J. 1934-5-25 Los Angeles San Dimas Exp. Forest; Sec. 1, T1N, R9W 792 Comment
  SD125448  Phacelia parryi Daryl Koutnik 1978-5-10 467 Los Angeles Santa Monica Mountains: Corral Canyon Road, along roadside. 640 Comment
  UCR258567  Phacelia ramosissima R. G. Swinney 2010-5-29 13016 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
  UCR50875  Phacelia ramosissima A. C. Sanders 1988-5-18 7842 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  JEPS1287  Phacelia tanacetifolia Frank W. Peirson 1920-3-28 2101 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  POM213280  Phacelia tanacetifolia P. A. Munz 1935-4-1 13596 Los Angeles 25 miles NW of Adelanto, Western Mojave Desert Comment
  RSA726017  Phacelia tanacetifolia A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-4-28 26115 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
  UC519929  Phacelia viscida Carl Epling and Louis Wheeler 1933-6-4 1853 Los Angeles Ridge Route near Summit 1524 Comment
  RSA0107861  Phalaris paradoxa Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 423 Los Angeles Santa Catalina Island: Along S side of Upper Buffalo Corral Reservoir. 188 Comment
  RSA0004088  Pholisma paniculatum Bonnie C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles El Segundo. Comment
  SBBG78974  Pholistoma auritum F. R. Fosberg 1931-4-13 4592 Los Angeles Pebbly Beach Cyn, right fork 30 Comment
  UCR142488  Pholistoma auritum F. R. Fosberg 1931-4-13 S- 4592 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Canyon, right fork 290 Comment
  UCR88706  Pholistoma auritum Scott D. White, Chet McGaugh 1995-5-9 3009 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  LA205659  Pholistoma auritum var. auritum Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Arcadia Comment
  UCR259058  Pholistoma membranaceum R. G. Swinney 2010-5-12 12766 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
  CATA586  Pholistoma racemosum Mark L. Hoefs 1991-4-7 1024 Los Angeles Santa Catalina Island: Upper Avalon Canyon, south-west of Divide Road 377 Comment
  SD49382  Pholistoma racemosum Reid Moran 1959-3-9 7157 Los Angeles San Clemente Island. 1 mile north of Eel Point. Among grass in arroyo. 20 Comment
  SD75537  Pholistoma racemosum Reid Moran 1941-2-17 574 Los Angeles San Clemente Island. Middle Ranch, east side of ravine, among rocks. 500 Comment
  UC557752  Pholistoma racemosum Nell Murbarger March, 1936 76 b Los Angeles e. side to mesa summit San Clemente Isl. Comment
  POM123322  Phoradendron macrophyllum Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UC1212087  Phoradendron macrophyllum Peter M. Ray 1948-12-4 1312 Los Angeles above Valyerno (near Devil's Punch Bowl, Big Rock Creek); San Gabriel Mts., Big Rock Creek 1249 Comment
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Aug 11 2014
  RSA774622  Phoradendron pauciflorum R. G. Swinney 2009-7-29 11418 Los Angeles Pacifico Mountain summit. 2134 Comment
  POM354330  Phoradendron villosum Elbert Benjamine 1929-3-24 105 Los Angeles Mint Canyon. Comment
  UC26209  Physalis philadelphica J. Burtt Davy Oct 1896 2857 Los Angeles Pomona Comment
  RSA595010  Picris echioides Mark Hoefs, Steven A. Junak, Ralph N. Philbrick, C. Chaney 1996-2-14 2588 Los Angeles Santa Catalina Island, Falls Canyon, above buildings below reservoir. 58 Comment
  UCR280727  Pinus coulteri R. G. Swinney 2011-6-7 15106 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
  RSA169030  Pinus jeffreyi Mark Parratt 1964-2-6 607 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  UCR181125  Pinus jeffreyi R. G. Swinney 1997-4-25 5500 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  RSA0081703  Pinus monophylla R. G. Swinney 2010-5-19 12804 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA535557  Piptatherum miliaceum Timothy S. Ross 1991-9-2 5926 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 473 Comment
  RSA601696  Piptatherum miliaceum L. C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail 1 mi. southwest of Johnstone Peak. 731 Comment
  RSA0034285  Piptatherum miliaceum Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3060 Los Angeles Santa Catalina Island: Lower Bulrush Canyon. 262 Comment
  CAS-BOT-BC71779  Pityrogramma triangularis var. viscosa Geo. L. Moxley 1919-5-6 688 Los Angeles Catalina Island Comment
  HSC104241  Plagiobothrys arizonicus R. G. Swinney 2009-4-24 10450 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA0091162  Plagiobothrys arizonicus R. G. Swinney 2011-4-1 14288 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR222730  Plagiobothrys arizonicus R. G. Swinney 2009-5-12 10731 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA777625  Plagiobothrys canescens Orlando Mistretta, Christine Mistretta 2010-5-20 5155 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  UCR143221  Plagiobothrys canescens George B. Grant, Walter Wheeler (6159) 1904-4-23 996 Los Angeles Channel islands, Santa Catalina Island 488 Comment
  CATA1877  Plagiobothrys collinus var. gracilis Denise Knapp 2003-3-31 Los Angeles Santa Catalina Island: Airport Burn, near photo station #2 440 Comment
  OBI70480  Plagiobothrys leptocladus David J. Keil 1992-4-24 s.n. Los Angeles Outskirts of Lancaster along Ave. 1 700 Comment
  POM3830  Plagiobothrys nothofulvus L. L. Gardner 1916-4-26 s.n. Los Angeles South Hills [Transverse Range] Comment
  UCD124376  Plantago arenaria Louis C. Wheeler 1964-10-11 8637 Los Angeles South El Monte; south of Rush Street, extended Rio Hondo. Comment
  RSA721303  Plantago erecta R. G. Swinney 1998-4-11 5935 Los Angeles San Gabriel Mts. Claremont, 0.5-1 mi NE of Padua Hills Restaurant, which is on Padua Dr. 768 Comment
  RSA678135  Plantago indica Valerie L. Soza, Monica Acosta 2001-6-28 1305 Los Angeles Arroyo Seco near confluence with El Prieto Canyon, alongside FS Road 2N70. 366 Comment
  SEINET4044535  Plantago lanceolata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 213 Comment
  CATA2327  Plantago ovata Howard L. Ferguson 1980-4-16 130 Los Angeles San Clemente Island: S of Nots Canyon on E side of Island 91 Comment
  SDSU1035  Plantago ovata Gerald Collier 1951-4-7 Los Angeles Point Bluff Dume, 1 miles SE of Zuma Beach. Comment
  RSA202478  Plantago virginica R. L. Armacost 1963-5-21 1656 Los Angeles Dry Parkway, Santa Monica Mts. Comment
  UCR202727  Platanthera dilatata var. leucostachys R. G. Swinney, Cody Clarke 2001-8-22 8077 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA757082  Platanthera sparsiflora Richard G. Swinney 2008-9-13 9459 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  POM1531  Platanus racemosa C. F. Baker 1909-5-15 s.n. Los Angeles Mountains near Claremont. Comment
  RSA607908  Platanus racemosa Louis C. Wheeler 1961-6-13 7881 Los Angeles Pacoima Canyon near Dutch Louie Camp. 716 Comment
  RSA754085  Platanus racemosa Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1841 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  UCSB70489  Plecostachys serpyllifolia Riefner, R. 2009-6-9 Los Angeles City of Malibu, vicinity of La Piedra State Beach 3 Comment
  UC829240  Pluchea odorata var. odorata P. A. Munz 1922-11-20 6572 Los Angeles hills s San Dimas Comment
  CAS-BOT-BC244433  Poa annua I. Johnston 1916-12-29 s.n. Los Angeles Claremont Comment
  RSA133816  Poa annua P. H. Raven 1959-10-10 14616 Los Angeles Weed about plantings, University of California 130 Comment
  RSA484175  Poa annua M. B. Dunkle 1933-4-14 3304 Los Angeles Long Beach. Comment
  SEINET11695914  Poa annua S. A. Thompson 1999-3-28 15388 Los Angeles Beverly Hills Comment
  RSA0091131  Poa secunda R. G. Swinney 2010-4-13 12198 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  CAS-BOT-BC236195  Poa secunda subsp. secunda Geo. B. Grant 1904-5-18 s.n. Los Angeles Summit of Mount Wilson 1828 Comment
  CAS-BOT-BC236204  Poa secunda subsp. secunda L. R. Abrams 1901-4-1 1475 Los Angeles Santa Monica Mountains Comment
  LA82510  Poa secunda subsp. secunda O. H. Kappler; 1941-4-6 180 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC76987  Poa secunda subsp. secunda J. Burtt Davy May 9 1896-May 24 1896 2537 Los Angeles Manzana; Antelope Valley Comment
  UCR177311  Polycarpon tetraphyllum LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1034 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, west side of Brand Canyon just a short distance above the cemetery 307 Comment
  RSA155782  Polycarpon tetraphyllum P. H. Raven 1962-5-22 17827 Los Angeles Santa Catalina Island: near mouth of Cherry Canyon 61 Comment
  RSA460042  Polygala cornuta var. fishiae T. S. Clare, Alva Watry 1929-7-30 14760 Los Angeles Topanga Canyon. Comment
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Feb 8 2018
  SFV20795  Polygonum arenastrum L. Gross, N. Fraga, S. Williams 2002-7-17 552 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  RSA187865  Polygonum aviculare subsp. aviculare Robert F. Thorne 1966-4-29 36280 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 198 Comment
  RSA464410  Polygonum aviculare subsp. aviculare E. Crow 1928-3-21 275 Los Angeles Claremont. Comment
  RSA611071  Polygonum aviculare subsp. depressum Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: 17th Street at Gaffey Street. Comment
  CAS-BOT-BC71903  Polypodium californicum 1902-5-27 s.n. Los Angeles Little Santa Anita Canyon 762 Comment
  CAS-BOT-BC71900  Polypodium californicum Geo. B. Grant 1900-4-15 s.n. Los Angeles Old Mt. Wilson Trail Comment
  SFV14641  Polypodium californicum S. Jonsson 1989-4-19 s. n. Los Angeles Santa Monica Mountains Devil's Canyon, north of Topanga Canyon Road development. 1.5 miles upstream of dam. Comment
  UC42877  Polypodium californicum D. O. Allen 1884-12-25 5 Los Angeles bank of Arroyo Seco Pasadena Comment
  UCSB62329  Polypodium californicum Kiefer, Lawrence 1967-1-21 Los Angeles San Gabriel Mtns., NW of Sunland, Boulder Canyon, fork of Gold Creek tributary of Little Tujunga Canyon, ca. 3/4mi upstream 701 Comment
  UCSB62342  Polypodium californicum Kiefer, Lawrence 1967-4-15 Los Angeles San Gabriel Mtns., N of Monrovia, Monrovia Canyon, ca. 1/2mi above Emerson Flats 457 Comment
  UCSB62494  Polypodium californicum Kiefer, Lawrence 1966-10-1 Los Angeles San Gabriel Mtns., ravine just above Angeles Forest Hwy ca. 0.5mi N of Hwy 2 1066 Comment
  UCSB62497  Polypodium californicum Kiefer, Lawrence 1966-6-4 Los Angeles San Gabriel Mtns., N of Claremont, Plamer Canyon , ca. 0.25mi N of the end of the road 701 Comment
  SEINET13203207 Image available Polypogon interruptus R. G. Swinney 2011-1 15880 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  UCD51651  Polypogon interruptus Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  CATA1385  Polypogon monspeliensis Mark L. Hoefs 1995-9-7 2515 Los Angeles Santa Catalina Island: Upper Avalon Canyon near Wrigley Garden, southeast side [Rattlesnake Canyon] 144 Comment
  RSA588973  Polypogon monspeliensis Orlando Mistretta 1994-6-6 1325 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  UCR125966  Polypogon monspeliensis A. C. Sanders, Mark Elvin 2002-6-19 25159 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR148054  Polypogon monspeliensis Steve Boyd, Amber Maurice 2004-5-18 11337 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA0082592  Polypogon semiverticillatus R. G. Swinney 2010-6-4 13004 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  LA10307  Polypogon viridis Marjorie Bowler; 1937-9-24 sn Los Angeles campus, UCLA mudhole in parking lot Comment
  LA33350  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-10-4 14583 Los Angeles Santa Monica Mountains, Point Mugu, 2 mi. N of Point Mugu along field by Revolon Slough 9 Comment
  UC150384  Polystichum imbricans subsp. curtum C. F. Baker 1909-8-2 3673 Los Angeles San Antonio Canyon Claremont; San Antonio Canyon Comment
  RSA628629  Polystichum scopulinum L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2103 Comment
  LA33813  Populus fremontii subsp. fremontii Peter H. Raven; Henry J. Thompson 1959-10-14 14639 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  UCSB951  Populus trichocarpa Gill, Robert 1959-3-5 Los Angeles San Antonio Canyon; along stream bank below hugs back; San Gabriel Mountain range 1066 Comment
  UCR141103  Potamogeton pectinatus R. F. Thorne 1974-9-12 45719 Los Angeles Santa Catalina Island: Deer Valley Reserve 213 Comment
  UCR95292  Potamogeton pectinatus L. C. Wheeler 1946-8-28 6300 Los Angeles San Gabriel Mtns., Jackson Lake 1860 Comment
  POM2676  Potentilla glandulosa subsp. nevadensis I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  RSA0093053  Prunus ilicifolia Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14342 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA453248  Prunus ilicifolia Ora M. Clark 1929-3-24 1781 Los Angeles Santa Susanna Mtns. [County: Los Angeles or Ventura] Comment
  CAS-BOT-BC154559  Prunus ilicifolia subsp. lyonii L. R. Abrams; I. L. Wiggins 1931-7-4 314 Los Angeles White's Landing, Santa Catalina Island Comment
  POM358736  Pseudognaphalium biolettii M. B. Dunkle 1932-5-28 2964 Los Angeles White's Landing, Santa Catalina Island. Comment
  POM6749  Pseudognaphalium biolettii P. A. Munz, S. Williams 1919-3-8 2298 Los Angeles Pomona. Comment
  RSA177874  Pseudognaphalium biolettii R. F. Thorne, P. Everett 1965-5-11 34677 Los Angeles Above summit road from Avalon to airport, Santa Catalina Island 61 Comment
  CAS-BOT-BC356551  Pseudognaphalium biolettii Prof. W. R. Dudley 1907-12-15 s.n. Los Angeles Saw-pit Canon [Sawpit Canyon] (near Monrovia) Comment
  CAS-BOT-BC356564  Pseudognaphalium biolettii Joseph Andorfer Ewan 1932-2-3 7018 Los Angeles Hillside near mouth Laurel Canyon, Santa Monica Mts. Comment
  RSA416588  Pseudognaphalium biolettii R. Bardell 1929-12 s.n. Los Angeles El Segundo. Comment
  SFV3674  Pseudognaphalium biolettii J. R. Swanson 1963-3-14 744 Los Angeles Santa Monica Mountains 0.5 miles south of the top of New Topanga Canyon Road. Level roadside area. Comment
  CATA1178  Pseudognaphalium luteoalbum Mark L. Hoefs 1995-5-30 2174 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  SD69491  Pseudognaphalium luteoalbum Robert F. Thorne, P. Everett 1965-6-23 34983 Los Angeles Santa Catalina Island, near margin of Hay Press Reservoir 409 Comment
  CAS-BOT-BC357298  Pseudognaphalium microcephalum Alice Eastwood 1906-5-27 143 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  CAS-BOT-BC357622  Pseudognaphalium stramineum Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  CAS-BOT-BC357543  Pseudognaphalium stramineum E. Braunton March 865 Los Angeles Playa Comment
  RSA700380  Pseudotsuga macrocarpa Tim Thibault 2003-9-28 57 Los Angeles Mt. Gleason 1704 Comment
  UCR271743  Pseudotsuga macrocarpa R. G. Swinney 2011-10-27 15914 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  UCR155349  Psilocarphus brevissimus A. C. Sanders 2005-5-11 30134 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  SEINET10545325  Ptelea crenulata Walter H. Lewis Lewis 15644 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  CATA1704  Pteridium aquilinum var. pubescens Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3023 Los Angeles Santa Catalina Island: Lower Fern Canyon 195 Comment
  LA94231  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-4-10 1848 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  UCR270647  Pteridium aquilinum var. pubescens R. G. Swinney 2011-10-10 15738 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
  SD84768  Pterostegia drymarioides Reid Moran 1941-2-17 576 Los Angeles San Clemente Island, crevices among rocks, Middle Ranch 500 Comment
  RSA451423  Purshia tridentata var. glandulosa N. C. Cooper 1948-4-21 2669 Los Angeles Little Rock. 762 Comment
  UC1215267  Pycnanthemum californicum Peter H. Raven 1961-9-24 16755 Los Angeles 2 mi above Bouquet Canyon guard station; Bouquet Canyon 701 Comment
  UCR152539  Pyracantha koidzumii A. C. Sanders, Lee Jones 2005-4-8 29343 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR198388  Quercus X grandidentata Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 667 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  UCD14053  Quercus X macdonaldii John M. Tucker 1992-3-30 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, upper Middle Ranch Canyon below pump station, roughly 4 1/2 mi. west of Avalon, Comment
  CAS-BOT-BC45626  Quercus agrifolia Steve Boyd; Lauren Raz 1997-4-30 9624 Los Angeles Liebre Mountains region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mt. 914 Comment
  UC1135346  Quercus agrifolia F. H. Raymond 1930-1-13 21 Los Angeles Head of Puerco Canyon Calabasas Quad. 243 Comment
  LA105365  Quercus berberidifolia Barry A. Prigge; 1989-4-23 8463 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 518 Comment
  LA202225  Quercus berberidifolia Sharon Johnston; 1957-3-3 6 Los Angeles 243 Comment
  SD38236  Quercus berberidifolia Edith A. Purer 1935-5-11 6578 Los Angeles Malibou Lodge Road, Santa Monica Mountains. Comment
  CAS-BOT-BC62367  Quercus chrysolepis Geo. B. Grant 1904-6-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  RSA747373  Quercus chrysolepis R. G. Swinney 2008-6-10 8996 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  RSA779990  Quercus chrysolepis R. G. Swinney 2009-6-24 11230 Los Angeles summit of Granite Mountain 1988 Comment
  SBBG89560  Quercus chrysolepis J. Adams 1965-5-14 223 Los Angeles Mt San Antonio Cyn, 2.7 mi above lower San Antonio forest Stn 1011 Comment
  UCR194607  Quercus chrysolepis R. G. Swinney 1998-8-13 6759 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  CAS-BOT-BC86378  Quercus dumosa D. E. Breedlove 1961-9-23 1267 Los Angeles Fourth of July Cove; Santa Catalina Island 30 Comment
  CAS-BOT-BC86402  Quercus dumosa S. Y. Parnay s.n. Los Angeles Henninger's Flats Comment
  RSA0043204  Quercus dumosa Tim S. Ross 1991-9-2 5918 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  CHSC111041  Quercus durata var. gabrielensis D. E. Bramlet 2011-6-15 4871 Los Angeles Transverse Ranges; San Gabriel Mountains region: Middle of Maple Canyon, 490m east of Big Tujunga Rd. and 47m W of Angeles Forest Hwy. 786 Comment
  RSA476599  Quercus durata var. gabrielensis Donald R. Bissing 1973-6-2 122 Los Angeles 0.8 miles from mouth of canyon 805 Comment
  UCD45984  Quercus durata var. gabrielensis D. Q. Cavagnaro 1963-9-19 102 Los Angeles 1.4 miles above Lower San Antonio Ranger Station, Mt. Baldy Road, Los Angeles County, California. 975 Comment
  UCR260611  Quercus durata var. gabrielensis R. G. Swinney 2010-8-9 13460 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  RSA0031752  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-6 2668 Los Angeles Transverse Ranges; San Gabriel Mountains region; Southern California Edison transmission line corridor (Segment 11, Impact Areas 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  RSA0065414  Quercus durata var. gabrielensis Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mountains, Glendora. Comment
  SBBG89127  Quercus engelmannii L. Benson 1960-7-20 16073 Los Angeles Ganesha Hills, Pomona 365 Comment
  UCSB58221  Quercus engelmannii Muller, Cornelius 1937-8-11 Los Angeles Huntington Gardens, Pasadena Comment
  POM290513  Quercus john-tuckeri Lyman Benson 1949-11-7 14288 Los Angeles San Gabriel Mt. Range. 7 miles south of Vincent 1220 Comment
  RSA616074  Quercus john-tuckeri Scott D. White, B. Leatherman 1997-1-15 6053 Los Angeles San Gabriel Mtns: Santa Clara River Watershed: mapped 'jeep trail' between Pole Cyn. and Bear Cyn. 793 Comment
  JEPS38025  Quercus kelloggii Frank W. Peirson Jul 3 1921-May 26 1923 1708 Los Angeles Rock Creek San Gabriel Mountains Comment
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Mar 29 2014
  RSA155318  Quercus tomentella Peter H. Raven 1962-5-21 17808 Los Angeles Santa Catalina Island. Lower end of Pebbly Beach Canyon. 91 Comment
  RSA190942  Quercus tomentella Robert F. Thorne 1967-5-19 36885 Los Angeles Santa Catalina Island, top of side valley of Sweetwater Canyon. 381 Comment
  SBBG133329  Quercus tomentella D. Pivorunas, J. Dunn 2003-5-28 2003 -12 Los Angeles cyn below Delphinium exclosure near Stone Comment
  LA93206  Quercus wislizeni var. frutescens Kei Nakai; 1975-11-11 153 b-75 Los Angeles 426 Comment
  RSA674783  Rafinesquia californica Scott D. White, Kent Hughes 2000-5-16 7847 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SD90515  Rafinesquia californica Robert F. Thorne 1973-4-11 42852 Los Angeles San Clemente Island, middle portion of Norton Canyon 274 Comment
  POM99376  Ranunculus californicus George B. Grant 1902-06 1109 Los Angeles Lincoln Park, Los Angeles Comment
  RSA128267  Ranunculus californicus H. J. Thompson 1959-4-12 1917 Los Angeles Mulholland Highway, 0.25 mile west of Las Virgenes road. 183 Comment
  SEINET3160890  Ranunculus californicus G. B. Grant 1109 Los Angeles Lincoln Park Comment
  SFV5506  Raphanus sativus W. A. Kelley 1966-3-2 s. n. Los Angeles West Los Angeles. Lot north of Sunset Blvd. on Sepulveda. Comment
  POM199682  Rhamnus californica I. W. Clokey, Bonnie C. Templeton 1929-04 4442 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA657375  Rhamnus californica Joseph M. Keefe 2001-1-24 31032 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR136924  Rhamnus californica subsp. californica B. C. Templeton 1930-2-25 1437 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 200 Comment
  LA200807  Rhamnus crocea Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM2828  Rhamnus crocea P. A. Munz 1918-5-16 2246 Los Angeles Claremont. Comment
  RSA626406  Rhamnus crocea LeRoy Gross 1999-4-16 135 Los Angeles Big Tujunga Wash, east of 210 freeway 366 Comment
  RSA660224B  Rhamnus ilicifolia Fred Brooks 1988-4-3 3 -B Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  SEINET13946340 Image available Rhamnus ilicifolia Peter H. Raven 1959-1 14064 Los Angeles Santa Monica Mountains. Along Mulholland Drive near Beverly Glen Bouldevard, elev 1250 ft 381 Comment
  SBBG95408  Rhamnus pirifolia M. B. Dunkle 1928-3-4 1717 Los Angeles Santa Catalina Island Comment
  UC33637  Rhamnus tomentella subsp. cuspidata J. Burtt Davy May 9 1896-May 24 1896 2536 Los Angeles Manzana Antelope Valley Comment
  RSA0037468  Rhododendron Larissa L. Yates 2014-4-24 12 Los Angeles Downtown Claremont. Along 1st street between Cornell Ave. and College Ave. 350 Comment
  CAS-BOT-BC170432  Rhus integrifolia Parnay Mar. 209 Los Angeles Big Tejunga Wash Comment
  RSA133245  Rhus integrifolia P. H. Raven 1959-5-3 14058 Los Angeles Santa Monica Mountains (34 N; 118-119 W). Mulholland Drive 0.5 miles east of Beverly Glen Boulevard. 381 Comment
  RSA386491  Rhus integrifolia H. L. Bauer 1933-4-20 s.n. Los Angeles Near Malibu. Along the Roosevelt Highway along the beach. 15 Comment
  SD86329  Rhus integrifolia R. Mitchel Beauchamp, M. Douglas 1972-3-24 3214 Los Angeles San Clemente Island 99 Comment
  UCD116875  Rhus integrifolia Geoffrey Levin 1974-3-29 2 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  UCR206516  Rhus laurina A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36946 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
  UC1130578  Rhus ovata Jerome S. Horton 1936-4-2 274 Los Angeles Glendora Mountain Road, San Gabriel Watershed Glendora Mountain Road; San Dimas Experimental Forest 762 Comment
  RSA670407  Rhus trilobata B. C. Templeton, H. J. Andrews 1938-6-22 1691 Los Angeles Mint Canyon Comment
  POM50745  Rhus trilobata var. quinata A. D. E. Elmer 1902-06 3680 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC92290  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mountains. Arroyo Seco. 457 Comment
  RSA657964  Ribes aureum var. gracillimum Christopher Vellema 2001-2-4 113 Los Angeles Verdugo Mountains; City of Glendale, Canyon to the east of Dead Horse Canyon under half a mile from Greenbriar Street. 390 Comment
  SFV21030  Ribes aureum var. gracillimum L. Gross 2002-2-23 479 Los Angeles Verdugo Mountains Northeast side of mountains along Beaudry North Mountainway (dirt road). From bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. and Beaudry Terrace. 366 Comment
  SFV9214  Ribes aureum var. gracillimum J. H. Lane 1972-3-4 55 Los Angeles San Fernando Valley Big Tujunga wash near Sunland. Western edge by Foothill Blvd. and Conover Road. Comment
  CAS-BOT-BC93085  Ribes californicum var. hesperium Prof. W. R. Dudley 1907-12-12 s.n. Los Angeles Sawpit Canon [Canyon] (near Monrovia). Comment
  UC455585  Ribes californicum var. hesperium I. J. Condit 1907-1-3 Los Angeles Mt. Lowe Pasadena Comment
  CAS-BOT-BC108871  Ribes divaricatum var. parishii Ellsworth Bethel 1920-6-26 s.n. Los Angeles El Monte. Comment
  JEPS97126  Ribes indecorum M. Vincent 1962-2-28 120 Los Angeles 1/2 mi w of New Topanga Road Old Topanga Canyon Road (in meadow 1/4 mi south of Road) Comment
  RSA48021  Ribes indecorum C. F. Baker 1904-2-15 4011 Los Angeles San Antonio Canyon Comment
  CDA25552  Ribes malvaceum D. G. Kelch 1991-3-24 1338 -B Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  UC11606  Ribes malvaceum W. H. Brewer 1861-2-1 209 Los Angeles Santa Susanna Mountains Comment
  SD143854  Ribes malvaceum var. malvaceum Scott D. White, Pam DeVries 1997-11-25 6036 B Los Angeles San Gabriel river Canyon; north of Azusa, below Morris Dam, just southeast of private orchard. 249 Comment
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Sep 25 2008
  RSA441470  Ribes malvaceum var. viridifolium L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  CAS-BOT-BC219294  Ribes nevadense Steve Boyd; Amber Maurice 2004-5-18 11306 Los Angeles Transverse Ranges: Liebre Mountains region, Atmore Meadows are Comment
  RSA729857  Ribes nevadense R. G. Swinney 1999-5-22 7206 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  CAS-BOT-BC209698  Ribes quercetorum L. R. Abrams 1925-3-27 10887 Los Angeles Between Saugus and the summit on the road to Palmdale Comment
  POM8482  Ribes speciosum P. A. Munz, R. D. Harwood 1920-5-16 3947 Los Angeles Santa Monica Mts. Sepulveda Canyon. 244 Comment
  SD37417  Ribes speciosum J. McCulloch 1931-3-1 Los Angeles El Segundo Comment
  UCR225777  Rigiopappus leptocladus Dave Silverman, Cindy Hopkins 2007-4-27 6772 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  RSA279083  Robinia pseudoacacia R. F. Thorne 1971-4-9 41518 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek 457 Comment
  SEINET6039100  Rorippa curvisiliqua Unknown 1949-6-22 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA596137  Rosa californica Tim S. Ross, Steve D. Boyd 1995-6-28 8643 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA724442  Rosa californica K. Dobry 1991-6-13 d- 699 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  SD260300  Rosa californica R. G. Swinney 2011-6-1 14938 Los Angeles San Gabriel Mountains: Mill Creek, 0.1 - 0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy. 1096 Comment
  UC467813  Rosa californica J. Grinnell 1903-7-30 Los Angeles Arroyo Seco Pasadena Comment
  RSA737150  Rosmarinus officinalis Scott D. White, Justin M. Wood 2008-10-7 12547 Los Angeles San Gabriel Mountains: Rincon Red Box Rd @ N fork of Santa Anita Canyon, near Newcomb Pass. 1235 Comment
  RSA764455  Rubus ursinus Doris Bowers 1957-5-2 346 B Los Angeles Near Carrion Adobe. 305 Comment
  LA52268  Rumex acetosella Carl Epling; M. Epling 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA563526  Rumex acetosella Tim S. Ross, W. Appleby 1993-5-14 7144 Los Angeles Wetern SAN GABRIEL MTNS: between May Canyon Saddle and May Peak [3948']. 1146 Comment
  CAS-BOT-BC421763  Rumex conglomeratus Le Roy Abrams 1901-7-1 1905 Los Angeles Monrovia Comment
  RSA0107832  Rumex conglomeratus Steven A. Junak 2000-6-29 SCa- 1351 Los Angeles Santa Catalina Island. NE end of Haypress Reservoir. 399 Comment
  RSA29896  Rumex conglomeratus Louis C. Wheeler 1932-6-14 826 Los Angeles Pomona. 244 Comment
  RSA772371  Rumex salicifolius R. G. Swinney 2009-5-20 10833 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA597019  Rumex salicifolius var. salicifolius Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3814 Los Angeles Vicinity of Crystal Lake 1677 Comment
  LA200488  Rupertia physodes O. A. Plunkett; 1932-5-18 sn Los Angeles Santa Monica Mountains, Stone Canyon Comment
  POM1629  Rupertia physodes P. A. Munz 1918-5-25 2278 Los Angeles Claremont - Live Oak Canyon Comment
  UCR275343  Sagina Jeremiah George, Audrey J. George 2012-4-15 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  POM361056  Salix exigua F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mountains 300 Comment
  UCR108335  Salix exigua L. C. Wheeler 1973-4-20 s.n. Los Angeles Western Mojave Desert, Antelope Valley. Vincinty of Una Lake, San Andreas Rift Zone 854 Comment
  UC506515  Salix exigua var. hindsiana C. R. and B. S. Ball 1933-7-6 2526 Los Angeles along ditch on Hw. 199 near Gorman; San Gabriel Mts. Comment
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Jun 18 2014
  LA105373  Salix laevigata Barry A. Prigge; 1989-4-23 8475 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air miles NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  LA52058  Salix laevigata Carl Hedin; J. A. Ewan 1933-1-28 7624 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  POM2055  Salix laevigata I. M. Johnston 1917-5-13 1903 Los Angeles El Monte. 122 Comment
  UCR126662  Salix laevigata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26224 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  UCR259362  Salix laevigata R. G. Swinney 2010-4-20 12288 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UC506411  Salix laevigata Carl Hedin and Joseph Ewan 1933-6-29 7670 Los Angeles Comment
  SD1036  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 299 Comment
  POM186357  Salix lasiolepis A. N. Dunn, Joseph A. Ewan 1933-7-23 7839 Los Angeles East end of Barley Flats, San Gabriel Mountains 1555 Comment
  POM295741  Salix lasiolepis Lyman D. Benson 1946-1-26 11978 Los Angeles Big Dalton Canyon, Glendora. Drainage area: Pacific Slope 366 Comment
  POM362705  Salix lasiolepis M. B. Dunkle 1929-3-23 2075 Los Angeles Bullrush Canyon, Santa Catalina Island. Comment
  UC492452  Salix lasiolepis F. R. Fosberg 1932-3-3 7414 Los Angeles Agoura (Picture City) Santa Monica Mts., Agoura (Picture City) Comment
  UCR155613  Salix lasiolepis A. C. Sanders 2005-5-11 30151 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
  UCR220176  Salix lasiolepis R. G. Swinney, Jane Strong 2009-4-7 10311 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  LA212144  Salix lasiolepis Robin J. Tausch; 1963-2-22 s.n. Los Angeles Bull Creek Cyn., N. Ranaldi St., Granada Hills. Comment
  UCR208239  Salix scouleriana I. M. Johnston 1917-8-22 1683 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain 2591 Comment
  CDA20915  Salsola australis M. O'Brien 2004-9-13 s.n. Los Angeles Southern California Coast; betw. Figueroa St. and Dewap just S of Temple St. in downtown Los Angeles. 0 Comment
  SD230207  Salsola paulsenii Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: SE of Alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 233rd St. (L.A. Harbor Dept., Classification Yard, E of Dominguez Flood Control Channel) Comment
  RSA152109  Saltugilia grinnellii subsp. grinnellii Wesley O. Griesel 1962-5-28 s.n. Los Angeles on the road from Big Pines to Valyermo 1524 Comment
  UC1375408  Saltugilia splendens subsp. grantii Robert F. Thorne 1969-7-2 38300 Los Angeles along Angeles Crest Hwy 3.2 mi wsw Cloudburst Summit (Angeles National Forest, San Gabriel Mts.); San Gabriel Mts., Angeles National Forest 1981 Comment
  UCR271171  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-8 15500 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA230038  Saltugilia splendens subsp. grantii R. F. Thorne 1971-6-26 40609 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  RSA71817  Saltugilia splendens subsp. grantii Joseph A. Ewan 1929-7-9 2063 Los Angeles Dry gravelly bank, Old Wilson Trail above Orchard Cp., San Gabriel Mountains. 1220 Comment
  RSA587034  Saltugilia splendens subsp. splendens Orlando Mistretta, Mark Elvin 1995-5-10 1698 G Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  RSA226243  Salvia apiana Gary D. Cromwell, David W. Wheat 1971-7-1 705 Los Angeles Near canyon mouth just above creek bed. Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 366 Comment
  RSA424354  Salvia apiana William Emboden 1970-6-12 22 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  SFV15600  Salvia apiana K. C. Molina, K. L. Garrett 1992-5-2 5 Los Angeles San Fernando Valley Tujunga Wash, 0.5 km northwest of Wescott Ave. In gravel washbed. 385 Comment
  SEINET12273090  Salvia apiana C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  UCR265955  Salvia carduacea Orlando Mistretta, Christine Mistretta 2005-4-21 2050 Los Angeles Transverse Range; San Gabriel Mountains, alluvial fans below north base of range along Fort Tejon Road 1098 Comment
  PASA476  Salvia columbariae Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA585349  Salvia columbariae Tim S. Ross 1991-4-27 4629 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA651677  Salvia columbariae Dean Brown 1948-5-16 20 Los Angeles Near Mountain Avenue, 0.5 mile south of Angeles National Forest. 610 Comment
  UCD125726  Salvia columbariae Steve Boyd; Orlando Mistretta 1986-3-31 1521 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct with Hwy 18 NE of Pinyon Hills. Comment
  UCR213381  Salvia columbariae Dan S. Cooper 2010-3-29 20100312- 18 B Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR260092  Salvia columbariae Mitch Provance, Callen Huff 2009-4-28 10708 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCSB32449  Salvia dorrii var. dorrii Alpert, Donald 1962-4-14 Los Angeles Little Rock Dam 1127 Comment
  POM4084A  Salvia dorrii var. pilosa Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  RSA305054  Salvia dorrii var. pilosa E. R. Hobbs 1978-4-23 78 -174 Los Angeles Bob's Gap, Antelope Valley. Comment
  UC1124692  Salvia dorrii var. pilosa G. T. Nordstrom 1935-1-8 309 Los Angeles 5.7 mi ne Bear Mtn.; Tejon Quad. 914 Comment
  UC25673  Salvia dorrii var. pilosa Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
  SEINET5502104 Image available Salvia leucophylla Tim Walker 1996-1 s.n. Los Angeles N.E. Side Rt 126, San Fernando Rd Exit of the 14 freeway. Near carpool parking lot Comment
  UCD125601  Salvia leucophylla Daryl Koutnik 1978-6-3 509 Los Angeles Mulholland Highway, east of Old Topanga Canyon and across from Calabasas High School. 304 Comment
  CAS-BOT-BC233294  Salvia mellifera Alice Eastwood 1917-7-20 6457 Los Angeles Santa Catalina Island Comment
  CLARK-A1528-1328  Salvia mellifera K. Grant 1963-5-1 248 Los Angeles Claremont Comment
  LA33892  Salvia mellifera Peter H. Raven; 1959-5-3 14096 Los Angeles Santa Monica Mountains, Mulholland Drive at Laurel Pass 350 Comment
  RSA599265  Salvia mellifera Steve Boyd, Lauren Raz 1997-3-31 9440 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
  UCR86848  Salvia mellifera Scott D. White 1995-4-27 2965 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  UC57015  Salvia spathacea Ernest Braunton 1902-5-27 365 Los Angeles Sherman Comment
  CAS-BOT-BC235021  Sambucus Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  RSA580959  Sambucus mexicana Jamie Kneitel 1994-4-28 47 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA0057915  Sambucus nigra subsp. caerulea Richard G. Swinney 2010-4-15 12221 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  UCR270895  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-26 14873 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
  RSA794246  Sanicula bipinnata Doris Hoover Bowers 1957-3-23 922 Los Angeles Rocky Point, LaVerne. 335 Comment
  RSA471466  Sanicula crassicaulis Fay A. MacFadden 1931-3-10 s.n. Los Angeles Tuna Canyon Comment
  RSA471492  Sanicula tuberosa Anstruther Davidson 1892-05 s.n. Los Angeles Millard Canon. Los Angeles. Comment
  UCSB41292  Sanicula tuberosa Griesel, Wesley 1959-4-30 Los Angeles Switzer's Inlet, San Gabriel Mts. 914 Comment
  RSA0135544  Sarcodes sanguinea Janell Cassianni 2007-06 6 Los Angeles Chilao / Horse Flats. Comment
  UC153595  Sarcostemma cynanchoides subsp. hartwegii LeRoy Abrams 1902-7-5 2655 Los Angeles near Azusa Comment
  CAS-BOT-BC283091  Schedonorus arundinaceus Cecil Hart 1925-6-25 s.n. Los Angeles Montebello Comment
  RSA595806  Schedonorus arundinaceus Lauren Raz, Steve Boyd 1996-10-23 64 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA602449  Schedonorus arundinaceus Scott D. White 1997-5-14 5132 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  CATA411  Schinus molle Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 548 Los Angeles Santa Catalina Island: Mt. Black Jack Campgrounds 451 Comment
  SBBG131735  Schismus barbatus S. A. Junak 1999-4-22 SCa 842 Los Angeles in upper part of Cape Cyn, at pumphouse, just upstream from fork in rd 304 Comment
  RSA590506  Schoenoplectus maritimus Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6824 Los Angeles Santa Catalina Island: NE side of Little Harbor near the outlet of Little Springs Canyon drainage. 1 Comment
  SEINET13203261 Image available Scrophularia californica R. G. Swinney 2011-1 14612 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
  LA30220  Scutellaria mexicana Harlan Lewis; H. L. Wedberg 1957-4-13 sn Los Angeles Pearblossom Comment
  RSA574347  Scutellaria tuberosa R. G. Swinney 1994-5-7 2816 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 549 Comment
  UCR197179  Searsia lancea Valerie Soza, LeRoy Gross 2001-5-9 1201 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 244 Comment
  UCR108207  Secale cereale Steve Boyd, Valerie Soza 1998-4-28 10169 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  UCR95747  Sedum spathulifolium Steve Boyd, M. Wall 1996-5-16 8777 Los Angeles Liebre Mtns., confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain 585 Comment
  RSA233461  Selaginella asprella Robert F. Thorne, M. Z. Thorne 1968-11-9 37868 Los Angeles San Gabriel Mts., Angeles National Forest: at base of rocks, S slope of Mt. Williamson at S end of summit ridge 2438 Comment
  POM18210  Selaginella bigelovii Philip A. Munz 1923-4-10 6726 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  SD51927  Selaginella bigelovii Peter H. Raven 1962-5-8 17635 Los Angeles San Clemente Island, western slope of island opposite Wilson Cove 60 Comment
  OBI49599  Senecio douglasii var. douglasii David J. Keil 1986-9-27 19740 -2 Los Angeles NW Los Angeles County; along I-5, just S of Hungry Valley Rd exit. roadside pullout 914 Comment
  RSA598816  Senecio douglasii var. douglasii R. G. Swinney 1989-11-24 1497 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Debris Basin. 365 Comment
  CAS-BOT-BC333111  Senecio flaccidus var. douglasii A. D. E. Elmer 1902-6-1 3735 Los Angeles Acton Comment
  CAS-BOT-BC333122  Senecio flaccidus var. douglasii Javier Penalosa 1961-5-21 1519 Los Angeles San Gabriel Canyon Comment
  POM8706  Senecio flaccidus var. douglasii P. A. Munz, R. D. Harwood 1920-8-11 4385 Los Angeles 1 mile south of Claremont 366 Comment
  UC149183  Senecio flaccidus var. douglasii LeRoy Abrams 1902-7-3 2646 Los Angeles Little Santa Anita canyon Little Santa Anita Comment
  UCR210010  Senecio flaccidus var. douglasii R. G. Swinney 2008-10-7 9464 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  CAS-BOT-BC341210  Senecio lyonii R. M. Beauchamp 1967-1-27 126 Los Angeles Behind Wilson Cove pier. San Clemente Island Comment
  UCR259936  Senecio vulgaris R. G. Swinney 2010-4-28 12431 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
  UC1930177  Setaria parviflora Michael Denslow 2003-11-8 1901 Los Angeles Coastal Plains & Basins; San Bernardino Basin region: Northeast corner of Cambridge and Arrow Hwy. in Claremont Comment
  UCR104097  Setaria parviflora Scott D. White 1997-5-21 5194 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  CATA2984  Sibara filifolia Peter J. Dixon 2015-2-25 016 Los Angeles Santa Catalina Island: Wild Boar Gully. Mid-slope population, 153 SW of gate, 26 downslope (south) of ridge. 260 Comment
  UCD170321  Sidotheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  PASA1296  Silene antirrhina Ruth Johnson Los Angeles Arroyo Seco Comment
  SBBG131810  Silene antirrhina S. A. Junak, B. Collins 1991-4-25 SCI 210 Los Angeles Middle Ranch Cyn 457 Comment
  UC310206  Silene californica Philip A. Munz 1926-4-4 9996 Los Angeles Bouquet Canyon Bouquet Canyon (Southern California) 914 Comment
  UCD98676  Silene gallica Frank W. Pierson 1919-5-14 420 Los Angeles Eaton Canyon, San Gabriel Mountains. 731 Comment
  CAS-BOT-BC174893  Silene laciniata Henry J. Thompson 1959-5-24 2009 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road 335 Comment
  UCR124449  Silene laciniata I. W. Clokey, B. C. Templeton 1929-1 4544 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  LA94366  Silene laciniata subsp. laciniata W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  OBI19464  Silene laciniata subsp. laciniata Bill Arbaugh 1966-5-28 s.n. Los Angeles Little Tujunga Cyn Comment
  UCD99106  Silene verecunda Joseph A. Ewan 1933-7-15 7792 Los Angeles above San Emigdis Camp, Mt. Pinos. 2133 Comment
  UCR223277  Silene verecunda R. G. Swinney 2009-7-29 11445 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA588045  Silene verecunda subsp. platyota Orlando Mistretta 1994-5-31 1277 -A Los Angeles Santiago Canyon. N slope of Pacifico Mtn. 1939 Comment
  RSA712470  Sisymbrium altissimum LeRoy Gross 2005-5-19 2291 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
  UCR281334  Sisymbrium altissimum R. G. Swinney 2014-4-24 16241 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. 1244 Comment
  UCD115463  Sisymbrium altissimum R. A. Blanchard 1931-5-2 2187 Los Angeles Lancaster. Comment
  UCD115611  Sisymbrium orientale Daryl Koutnik; Vickie Dawes 1978-5-12 482 Los Angeles Arroyo Sequit along Mulholland Highway. 548 Comment
  UCR136846  Sisymbrium orientale John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA580966  Sisyrinchium bellum Catherine A. Mish 1995-4-2 32 Los Angeles Santa Monica Mountains, Hollywood Reservoir. 250 Comment
  RSA366937  Sisyrinchium bellum D. A. Young 1969-4-25 P- 486 Los Angeles Diamond Bar. 274 Comment
  UCR182746  Smilacina stellata R. G. Swinney 1997-7-16 5667 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA592481  Solanum douglasii Mark Hoefs, D. Propst 1973-3-14 109 Los Angeles Santa Catalina Island. Between Moonstone and White's Cove. 61 Comment
  RSA658530  Solanum douglasii Diane Elliott 1985-4-19 3 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SBBG128246  Solanum douglasii M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-6 3016 Los Angeles Parson's Landing 4 Comment
  SD186349  Solanum douglasii A. C. Sanders 2003-3-14 25767 Los Angeles San Gabriel Valley: abandoned gravel pit on boundary of Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 519 Comment
  UC56871  Solanum douglasii Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  RSA276004  Solanum douglasii Jack Delaini 1974-4-5 97 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 396 Comment
  UC56817  Solanum elaeagnifolium Ernest Braunton 1902-9-1 697 Los Angeles Los Angeles Comment
  CATA290  Solanum elaeagnifolium Mark L. Hoefs 1973-6-4 308 Los Angeles Santa Catalina Island: Field above golf course #4 green, Avalon Canyon 53 Comment
  UCR95765  Solanum esculentum Lauren Raz, Steve Boyd 1996-10-23 054 Los Angeles Liebre Mtns, Ruby Canyon, just w of the junction of F.S. Road 6N24 w/ Lake Hughes Road, at confluence w/ Elizabeth Lake Canyon 610 Comment
  UC68813  Solanum rostratum H. M. Hall July, 1905 6722 Los Angeles Inglewood Comment
  RSA611922  Solanum sarrachoides Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  CAS-BOT-BC156793  Solanum umbelliferum A. Eastwood 1906-6-1 108 Los Angeles Laurel Canyon Comment
  RSA584015  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1991-4-25 4606 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA60289  Solanum umbelliferum G. R. Campbell 1948-5-13 581 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  SD50740  Solanum umbelliferum Darley F. Howe 1959-5-3 Los Angeles 25 miles west of Lancaster Comment
  UC1125051  Solanum umbelliferum A. Simontacchi 1935-5-30 52 Los Angeles 3 mi sse of Neenach 1066 Comment
  UC1125064  Solanum umbelliferum A. D. Gifford 1935-1-7 402 Los Angeles 6 1/2 mi ese of Whitaker Peak 518 Comment
  UC1125067  Solanum umbelliferum P. L. Johannsen 1934-1-12 224 Los Angeles Puerco Canyon 304 Comment
  UC586885  Solanum umbelliferum Joseph Andorfer Ewan 1934-8-3 8380 Los Angeles Swarthout Valley, near county line Swarthout Valley; San Gabriel Mountains, Swarthout Valley 1981 Comment
  RSA427400  Solanum umbelliferum Edwin Kline 1925-4-26 s.n. Los Angeles Arroyo Seco, San Gabriel Mountains. Comment
  RSA549575  Solanum umbelliferum Tim S. Ross 1992-4-27 6250 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  RSA640720  Solanum umbelliferum Louis C. Wheeler 1931-1-20 s.n. Los Angeles Sargents Grove: (vicinity of Claremont). Comment
  RSA0082568  Solidago californica R. G. Swinney 2010-9-7 13727 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  UCR201610  Solidago confinis Justin M. Wood 2008-11-21 250 Los Angeles San Gabriel Mountains, ANF Road (3N27), near Mount Gleason Road 1829 Comment
  RSA659746  Sonchus oleraceus Orlando Mistretta, E. Kellogg, Laurel Arnseth, Peter L. Morrell 1992-4-3 66 Los Angeles San Clemente Island. Comment
  UCR150959  Sorghum bicolor Sandra L. Leatherman, Brian Daniels 1998-10-27 55 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  LA82245  Spergula arvensis O. H. Kappler; 1944-4-2 564 Los Angeles 60 Comment
  UCR229519  Spergularia Jeremiah George 2011-9-28 s.n. Los Angeles South Coast, Long Beach, east side of Los Angeles River channel, south of West Shoreline Dr. offramp from 710 Fwy 4 Comment
  RSA251511  Spergularia bocconi K. Thorne 1973-4-11 42799 -a Los Angeles San Clemente Island. Plateau in middle Ranch area head of Middle Canyon Ranch Canyon 427 Comment
  SBBG77776  Spergularia macrotheca var. macrotheca F. R. Fosberg 1931-5-22 54969 Los Angeles Isthmus Harbor Comment
  SBBG88374  Spergularia macrotheca var. macrotheca M. B. Dunkle 1949-1-13 7272 Los Angeles China Pt Comment
  RSA0098141  Spergularia rubra L. C. Wheeler 1932-10-21 1432 Los Angeles Temple City. 107 Comment
  SBBG113063  Spergularia villosa S. A. Junak with K. Kirkland 1998-4-30 SCa 586 Los Angeles ridge along N side of upper Hamilton Cyn 341 Comment
  RSA0098583  Spergularia villosa I. M. Johnston 1918-4-25 1976 Los Angeles Claremont. 366 Comment
  SBBG98505  Spergularia villosa T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5166 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  RSA0081374  Stachys albens R. G. Swinney 2010-6-23 13307 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA446608  Stachys albens Bonnie C. Templeton 1932-7-20 5015 Los Angeles Big Pines Park. 2092 Comment
  RSA578891  Stachys albens Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8097 Los Angeles Cottonwood Swamp confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  SEINET9330891  Stachys albens Unknown 2008-7-12 9171 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon (Glendora 7.5' Q). Riparian zone on canyon bottom, surrounded by chaparral; with Salix lasiolepis, Baccharis salicifolia, Keckiella cordifolia, Juncus rugulosus, etc. Comment
  UCR259370  Stachys albens R. G. Swinney 2010-8-26 13591 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  POM6532  Stachys rigida subsp. quercetorum L. T. Street 1919-3-30 2455 Los Angeles Turnbull Canyon, near Whittier. 305 Comment
  LA200331  Stanleya pinnata Monte Lloyd; 1950-7-15 500715p 1352 Los Angeles Santa Monica Mountains, a few mi. N of Santa Monica along Pacific Coast Hwy 15 Comment
  RSA0113211  Stebbinsoseris heterocarpa Steven A. Junak 2000-5-19 SCa- 1325 Los Angeles Santa Catalina Island. On 1st ridge W of Twin Rocks, above Goat Harbor Beach, at end of road. 290 Comment
  RSA188140  Stellaria media R. F. Thorne 1966-4-28 36197 Los Angeles Santa Catalina Island, lateral ravine along Renton Mine Road, E end island 213 Comment
  SBBG31038  Stellaria media R. F. Thorne 1966-4-28 Los Angeles Renton Mine Rd 213 Comment
  UCD99438  Stellaria media Robert F. Thorne; J. Henrickson 1963-5-5 32288 Los Angeles near mouth of Cobal Canyon, foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  UCR184116  Stellaria media A. C. Sanders, T. B. Salvato 2007-4-24 33500 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR186750  Stellaria media T. B. Salvato, Sandra Murcia 2007-3-28 2021 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  CATA3196  Stephanomeria diegensis Julie L. King 2016-10-25 6 Los Angeles Santa Catalina Island: South side of West End Rd., about 550 meters by road west of gate at junction with Parsons Landing Rd. 105 Comment
  SD52851  Stephanomeria diegensis Peter H. Raven 1962-7-11 18015 Los Angeles San Clemente Island, Wilson Cove. 60 Comment
  CAS-BOT-BC322835  Stephanomeria pauciflora Ernest C. Twisselmann 1970-9-8 17495 Los Angeles Highway 14 at Avenue A, Antelope Valley, Mojave Desert 731 Comment
  POM17568  Stephanomeria spinosa P. A. Munz 1923-8-30 7665 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA0115696  Stipa cernua Andrew C. Sanders