Search Results — 2000 specimen records retrieved (1535 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
  RSA460916  Abronia maritima Anstruther Davidson 1890-04 s.n. Los Angeles San Pedro. Comment
  RSA0025883  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles San Clemente Island. China Point. Comment
  LA99473  Abronia umbellata subsp. umbellata Hisao P. Arai; 1957-3-16 sn Los Angeles 21 Comment
  RSA710181  Acamptopappus sphaerocephalus var. hirtellus LeRoy Gross 2005-5-3 2219 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
  SD262175  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 Los Angeles San Gabriel Mountains: SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100 - 400 m east of Cheseboro Rd. 901 Comment
  SEINET3195234 Image available Acer macrophyllum Leila M. Shultz 1982-5-5 6064 Los Angeles Rancho Santa Ana Botanic garden, In Claremont, S of San Gabriel Mountains. 430 Comment
  UCR219461  Acer macrophyllum R. G. Swinney 2009-3-25 10155 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  RSA0017033  Acer macrophyllum W. P. Burger 1979-5-5 83 Los Angeles ca. 3 miles past Sunland and Foothill Blvd exit of Angeles Forest Hwy. 915 Comment
  CATA3181  Achillea millefolium Julie L. King 2016-10-26 9 Los Angeles Santa Catalina Island: End of Old West End Rd., ca. 350 meters from junction with West End Rd. 113 Comment
  RSA416223  Achillea millefolium Bonnie C. Templeton 1932-7-20 5003 Los Angeles Big Pines Park, San Gabriel Mts. 2088 Comment
  SEINET4692079 Image available Achnatherum coronatum Steve Boyd, Lauren Raz 1997-1 9398 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA91730  Achnatherum coronatum Joseph A. Ewan 1932-5-29 7224 Los Angeles dry rocky ground along open trail 1463 Comment
Read comments
Mar 9 2015
  JEPS75608  Achnatherum speciosum W. L. Jepson 1935-4-17 17061 Los Angeles Portal Ridge Comment
  SBBG128200  Acmispon argophyllus M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2203 B Los Angeles N of Guds, at S end of island 235 Comment
  UC557692  Acmispon argophyllus var. adsurgens Nell Murbarger April, 1936 146 Los Angeles San Clemente Island. South end and on west side of the Island. 274 Comment
  JEPS64873  Acmispon argophyllus var. argenteus T. W. Minthorn July 1920 19 Los Angeles Santa Catalina Island. Comment
  SBBG67393  Acmispon brachycarpus Anstruther Davidson -Jul-1893 Los Angeles Acton Comment
  SDSU19650  Acmispon dendroideus var. traskiae Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2207 Los Angeles San Clemente Island, south side of Eagle Canyon. 344 Comment
  SD64196  Acmispon glaber var. brevialatus Lucille Kempers 1955-4-12 289 Los Angeles Claremont, SE Indian Hill, south slope 274 Comment
  LA26043  Acmispon glaber var. glaber Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  SBBG127515  Acmispon maritimus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2850 Los Angeles upper end of rd to Toyon Beach 381 Comment
  SBBG87688  Acmispon maritimus var. maritimus S. Boyd, T. Elias 1987-4-14 2066 Los Angeles ridge between Pine Mtn and Silver Mtn S of Rincon-Red Box Rd, N of Glendora Comment
  SD75510  Acmispon strigosus Reid Moran 1941-3-11 701 Los Angeles Santa Catalina Island, ridge north of Middle Ranch, on sparsely grassy slope 299 Comment
  LA52117  Adenostoma fasciculatum Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR223392  Adenostoma fasciculatum R. G. Swinney 2009-7-29 11402 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
  UCR256249  Adenostoma fasciculatum R. G. Swinney 2010-3-22 12081 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SEINET11914031  Adenostoma fasciculatum I. W. Clokey, Templeton, B. 1929-1 4500 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA660788  Adenostoma fasciculatum var. fasciculatum J. Doughty 1985-5-19 169 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  RSA660803  Adenostoma fasciculatum var. fasciculatum Gerald Braden 1988-5-22 31 Los Angeles Strawberry Peak. Comment
  CATA1271  Adiantum capillus-veneris Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2356 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  CAS-BOT-BC65568  Adiantum capillus-veneris LeRoy Abrams 1902-7-4 2723 Los Angeles near the mouth of San Gabriel Canyon Comment
  UC811132  Adiantum jordanii I. W. Clokey and E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  SEINET10482966  Aeonium haworthii Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4875 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  OBI13982  Aesculus californica Louis C. Wheeler 1931-10-25 336 Los Angeles Oakgrove Cyn near Sawmill Mt 1067 Comment
  RSA709572  Aesculus californica Robert J. Steers 2005-5-8 1 Los Angeles South Coast: Palos Verdes Peninsula: In drainage directly across the street from 445 P.V. Dr. North, Palos Verdes Estates. 55 Comment
  UCR185607  Aesculus californica A. C. Sanders 2007-4-25 33562 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR126344  Ageratina adenophora A. C. Sanders 2003-3-14 25748 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
  UCD128536  Ageratina adenophora Daryl Koutnik 1978-4-21 395 Los Angeles Scholl Canyon, north of the Eagle Rock. 304 Comment
  SEINET13203283 Image available Agoseris retrorsa R. G. Swinney 2011-1 14759 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned "Milley's Apple Orchard" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  SFV6293  Agoseris retrorsa M. H. Grayum, B. Hannum 1974-5-30 s. n. Los Angeles Santa Susana Mountains Along main ridge road, north slope of Oat Mountain. 1029 Comment
  RSA798311  Agrostis exarata Jane Tirrell 2012-7-25 LS 0129 Los Angeles South side California State Route 2 approx. 1.25 mi. east of Islip Saddle between mile markers 66.43 and 66.82. 2235 Comment
  UCR209614  Agrostis exarata R. G. Swinney 2008-10-10 9578 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SFV21099  Agrostis viridis L. Gross, W. Law 2000-8-8 250 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  UCR136835  Agrostis viridis 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
  LA200894  Allium haematochiton Norman A. Cole; May 1964 376 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  CLARK-A1528-7759  Allium monticola John C. Roos 1937-7-16 636 Los Angeles San Gabriel Mountains Comment
  UC3098  Allium monticola H. M. Hall 1899-6-17 1235 Los Angeles San Antonio Peak 2743 Comment
  RSA308938  Allium peninsulare var. peninsulare Samuel R. Tyson 1944-6-20 691 Los Angeles from west end of 4100 down to Saddle of road. San Dimas Experimental Forest Comment
  UC494806  Allophyllum divaricatum T. Craig 1927-6-8 405 Los Angeles Bear Canyon trail to Mt. San Antonio; e. Los Angeles Co. Comment
  UCR194074  Allophyllum divaricatum R. G. Swinney, Dave Larson 1999-5-29 7213 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with Wolfskill Canyon 537 Comment
  RSA187859  Allophyllum glutinosum R. F. Thorne 1966-4-30 36336 Los Angeles W fork Gallagher's Canyon, Santa Catalina Island. 91 Comment
  RSA226226  Allophyllum glutinosum Gary D. Cromwell, David W. Wheat 1971-4-30 613 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA680485  Allophyllum glutinosum Scott D. White, Michael Honer 2003-6-23 9579 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  SBBG27941  Allophyllum glutinosum I. W. Clokey, B. Templeton -Apr-1929 4468 Los Angeles Mandeville Cyn 425 Comment
  RSA410075  Allophyllum glutinosum L. C. Wheeler 1932-6-12 820 Los Angeles San Gabriel Mountains: San Dimas CanyFoothills 1/2 mi. E Palmer Canyon.on. 549 Comment
  RSA329732  Alnus rhombifolia Gary D. Wallace 1966-3-25 214 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  SACT002777  Alnus rhombifolia Louis Wheeler 1931-8-16 Los Angeles San Antonio Mountains. Stream side Comment
  RSA402961  Amaranthus albus Robert Gustafson 1978-6-21 1024 Los Angeles Lower Hungry Valley, above the upper part of Canada de Los Alamos, about 4 1/2 miles south of Gorman 945 Comment
  RSA402970  Amaranthus blitoides L. C. Wheeler 1933-9-10 2105 B Los Angeles San Gabriel Mountains, Santa Anita Canyon 534 Comment
  UCR6677  Amaranthus deflexus O. F. Clarke 1967-10-24 s.n. Los Angeles San Gabriel Valley, San Marino, Henry E. Huntington Estate; Huntington Gardens and Library 213 Comment
  RSA611267  Amaranthus retroflexus L. C. Wheeler 1942-11-30 5677 Los Angeles Near Kellogg Ranch, Arroyo Avenue, ca. 3 miles W of Pomona. Comment
  UCR125612  Amaryllis belladonna A. C. Sanders 2003-5-26 26859 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
  SD107919  Amblyopappus pusillus Larry DeBuhr 1977-4-16 2564 Los Angeles Santa Catalina; coastal bluffs around Little and Shark Harbours. Comment
  RSA544568  Amblyopappus pusillus Timothy S. Ross, A. Kellogg 1992-4-13 6140 Los Angeles San Clemente Island. NW part of the island; coastal terrace in the vacinity of Darter. ( 340 degrees NNw, 1140m distant from 199' BM near Flasher; ca 250m NNW of the shifting sand.) 18 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
  CATA156  Ambrosia chamissonis Mark L. Hoefs, A. Douglas Propst 1973-3-14 118 Los Angeles Santa Catalina Island: West side of White's Landing, on beach 1 Comment
  RSA416924  Ambrosia chamissonis F. R. Fosberg 1930-6-23 s 2982 Los Angeles Del Rey. 2 Comment
  RSA416932  Ambrosia chamissonis I. M. Johnston 1917-6-10 1317 Los Angeles Playa del Rey. Comment
  UCR19475  Ambrosia trifida John C. Roos 1937-9-7 s.n. Los Angeles San Fernando Valley, North Hollywood Comment
  CAS-BOT-BC142547  Amelanchier utahensis I. M. Johnston 1917-7-31 1539 Los Angeles Icehouse Canyon [Canon] 2209 Comment
  RSA702436  Amorpha californica Scott D. White 2004-7-28 10656 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  CAS-BOT-BC180605  Amorpha californica var. californica Alice Eastwood 1919-6-20 9046 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC180646  Amorpha californica var. californica R. J. Dobbs 1927-6-22 s.n. Los Angeles Near Waterman, San Gabriel Mts. 975 Comment
  CAS-BOT-BC180648  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  POM184688  Amorpha californica var. californica Joseph A. Ewan 1932-6-18 7355 Los Angeles Clear Creek fork of Tujunga Canyon 854 Comment
  SFV3055  Amsinckia douglasiana P. G. Kilburn 1958-2-23 614 Los Angeles Santa Susana Mountains Oat Mountain. Firebreak atop hill by road. 610 Comment
  RSA167817  Amsinckia intermedia R. F. Thorne, P. C. Everett 1964-2-7 33457 Los Angeles Santa Catalina Island, lower end of Pebbly Beach, E end of island 76 Comment
  RSA13335  Amsinckia intermedia C. B. Wolf 1926-3-26 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  RSA638178  Amsinckia intermedia 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. 579 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
  RSA0039061  Amsinckia tessellata R. G. Swinney 2010-5-11 12651 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  POM3614  Anagallis arvensis I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  SDSU9835  Anagallis arvensis D. F. Howe 1953-5-2 2273 Los Angeles Hillside S of mouth of Wain Canyon, Santa Catalina Island. Comment
  SEINET6068249  Anagallis arvensis Unknown 1996-4-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  SBBG116433  Ancistrocarphus filagineus R. Burgess, P. Munro 2002-5-6 5183 Los Angeles Hungry Valley Rd, 0.5 mi W of Smokey Bear Rd 914 Comment
  UC53649  Andropogon glomeratus var. pumilus Dr. A. Davidson Los Angeles Los Angeles Comment
  SEINET7595072 Image available Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1964-1 8435 Los Angeles San Gabriel Mountains: About half way between Roberts Canyon and Fish Canyon. Comment
  RSA358479  Anemopsis californica R. F. Thorne 1973-09 44730 Los Angeles Santa Catalina Island: Big Spring. Comment
  UCSB19144  Anemopsis californica Keefe, Joseph 1961-6-17 Los Angeles U.S. Highway 99; 8.0 miles south of Gorman 975 Comment
  SEINET6690025 Image available Angophora costata Austin Grifiths Jr., H. P. Martinez 1967-5-31 5302 Los Angeles Los Angeles Arboretum; location K-10-SW Comment
  UCR240239  Anthriscus caucalis Dan S. Cooper 2011-3-11 311- 41 Los Angeles San Gabriel Mountains Foothills, Monrovia Hills, 'Hidden Valley' north of Hidden Valley Ave. 258 Comment
  CHSC110741  Antirrhinum coulterianum Dean Wm. Taylor 2003-5-29 18597 Los Angeles Mill Creek Summit, Angeles Forest Highwy, along Angeles National Forest Road 4N18 ca 0.8 road miles south from Tie Creek Station. 1386 Comment
  PASA969  Antirrhinum glandulosum Margaret Stason 1930-6-1 Los Angeles Ridge Route Comment
  RSA425828  Antirrhinum kelloggii Thomas Moore 1947-5-3 31 Los Angeles Topanga Canyon. Comment
  JEPS83290  Antirrhinum multiflorum David M. Thompson 1983-8-1 383 Los Angeles on road from Mills Avenue, Claremont to Mount Baldy (about 100 ft n of n-most of two highway tunnels, Mt. Baldy Quad. (7.5', 1967)); Angeles National Forest, San Gabriel Mts. Comment
  RSA703502  Antirrhinum multiflorum Scott D. White 2004-7-28 10665 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'The Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA748199  Antirrhinum multiflorum Scott D. White, Justin M. Wood 2009-5-6 12651 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  JEPS17609  Antirrhinum nuttallianum subsp. subsessile Rimo Bacigalupi with J. R. Sweeney 1957-5-12 5873 Los Angeles 0.5 mi above mouth of Las Flores Canyon (at the ocean front (U.S. Highway 101 Alt), lower reaches of Las Flores Canyon); Santa Monica Mountains 30 Comment
  PASA974  Antirrhinum strictum Frank W. Peirson 1925-4-23 Los Angeles Forks of the San Gabriel River 533 Comment
  SBBG113118  Aphanes occidentalis S. A. Junak 1997-3-27 SCa 348 Los Angeles Avalon Cyn, along lower part of Hermit Gulch Trail 109 Comment
  CATA3445  Aphanisma blitoides Benjamin J. Dion, Tobias Nickel 2017-5-11 027 Los Angeles Santa Catalina Island: Pacific Side; near cliffside bluff in Cactus Bay watershed, close to the border of Salt Cedar Glen watershed 161 Comment
  RSA65886  Aphanisma blitoides P. A. Munz 1923-4-10 3479 Los Angeles San Clemente Island, middle of island Comment
  UC1215139  Aphanisma blitoides Peter H. Raven 1962-4-9 17178 Los Angeles sides of small arroyo above Wilson Cove; San Clemente Island 60 Comment
  RSA601626  Apiastrum angustifolium L. C. Wheeler 1967-6-15 9832 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. Comment
  CLARK-A1528-1425  Apium leptophyllum Alfred R. Roos 1958-5-29 Los Angeles parking strip on the 1900 block of Westwood Blvd. Comment
Read comments
Oct 26 2015
  RSA682655  Apocynum cannabinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1109 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SBBG58621  Apocynum cannabinum R. Hoffmann 1928-7-7 Los Angeles Acton Comment
  UCSB68620  Apocynum cannabinum Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountain region; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; tributary is north of the 210 freeway; south of freeway tributary will drain into La Tuna Canyon; (Burbank 7.5 Quad. T2N R14W S24, SE1/4) 457 Comment
  UCR178895  Arabis glabra R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  RSA593442  Arabis glabra var. glabra Steve Boyd, Michael Wall 1996-5-16 8783 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.7 mi E of jtn with Lake Hughes Road. 616 Comment
  RSA482627  Arabis pulchra var. pulchra Robert Gustafson 1978-5-2 900 Los Angeles Off dirt road leading into Hungry Valley 0.2 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman 1249 Comment
  POM48102  Aralia californica I. M. Johnston 1924-8-13 s.n. Los Angeles tributary of San Antonio Canyon, west of Spring Hill 1219 Comment
  RSA639749  Arceuthobium californicum Louis C. Wheeler 1946-8-25 6235 Los Angeles San Gabriel Mountains; Pine Flats, north end. 1829 Comment
  RSA747671  Arceuthobium campylopodum R. G. Swinney 2001-9-15 8149 Los Angeles San Gabriel Mountains: Little Jimmy Campground on Pacific Crest Trail. 2268 Comment
  UC1971459  Arceuthobium campylopodum Louis C. Wheeler 1946-8-25 6243 Los Angeles SAN GABRIEL MOUNTAINS: Ridge at southerly end of Crystal Lake. Comment
  RSA97428  Arceuthobium occidentale F. W. Peirson 1921-11-12 4302 Los Angeles Collins Ranch, Liebre Mts. 1372 Comment
  RSA97430  Arceuthobium occidentale F. W. Peirson 1921-6-15 2322 Los Angeles Chilao, San Gabriel Mountains. 1646 Comment
  SD69009  Arctostaphylos catalinae Robert F. Thorne, D. Propst 1968-5-28 37669 Los Angeles Santa Catalina Island; north-facing slope of Bulrush Canyon. 409 Comment
  RSA244822  Arctostaphylos glandulosa F. R. Fosberg 1931-4-23 4685 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  RSA626790  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20179 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA626733  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22108 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA629093  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20220 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  POM367270  Arctostaphylos glandulosa subsp. glandulosa A. M. Johnson 1934-5-4 4466 Los Angeles Santa Monica Mtns: Sepulveda Canyon, beyond tunnel, right side of road. Comment
  RSA305041  Arctostaphylos glandulosa subsp. mollis P. H. Raven, H. J. Thompson 1959-4-3 13910 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
  RSA592824  Arctostaphylos glauca Steve Boyd 1996-4-24 8658 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  RSA631453  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16039 Los Angeles Ridge Route, 12 km south of Liebre Gulch turnoff. 950 Comment
  RSA631579  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15623 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631605  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15941 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA632597  Arctostaphylos glauca Jon E. Keeley 1982-7-18 7799 Los Angeles Study site off Angeles Crest Highway, above Switzers Campground, recently cleared. Comment
  RSA706404  Arctostaphylos glauca Tim Thibault, K. E. Olshewsky 2004-5-22 277 Los Angeles fire road off Hwy. 2 910 Comment
  UCR266198  Arctostaphylos glauca David J. Keil 1980-3-28 13739 Los Angeles San Gabriel Mtns., Lower Shake campground near Lake Hughes 1311 Comment
  RSA0079931  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15793 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA634001  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi 1992-8-20 20244 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634357  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20623 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634925  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20537 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635134  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20594 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA635149  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22032 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  POM121347  Arctostaphylos patula H. A. Jensen 1933-3-24 378 Los Angeles Mt. Islip 2439 Comment
  RSA635255  Arctostaphylos patula T. S. Ross, Steve Boyd 1994-5-11 7773 Los Angeles Liebre Mtn: Central summit area ca. 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA230685  Arenaria macradenia var. arcuifolia R. F. Thorne 1969-7-9 38497 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  SBBG131501  Aristida adscensionis S. A. Junak 1999-7-15 SCa 1024 Los Angeles Salta Verde Beach , just E of S-facing bluffs/rock face 6 Comment
  CAS-BOT-BC84967  Artemisia californica H. E. McMinn 1924-7-25 1299 Los Angeles Catalina Island Comment
  RSA754434  Artemisia californica Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1799 Los Angeles San Gabriel River Watershed 180 Comment
  SDSU6215  Artemisia californica A. H. Gallup 1949-2-21 307 Los Angeles Lasca - on hill on west side of lake. 152 Comment
Read comments
Apr 29 2015
  UC1595418  Artemisia californica Tim Ross and Annette H. Ross 1991-7-29 5724 Los Angeles w of Pomona (nw side of Elephant Hill); Puente Hills, Elephant Hill 243 Comment
  UCR212837  Artemisia californica Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1815 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  JEPS30514  Artemisia douglasiana Peter H. Raven and Henry J. Thompson 1959-10-18 14661 Los Angeles near mouth of Topanga Canyon; Santa Monica Mountains 4 Comment
  SBBG31061  Artemisia douglasiana R. F. Thorne 1966-9-14 36631 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  UCR186599  Artemisia douglasiana T. B. Salvato, Sarah Flack 2007-8-8 3037 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR209942  Artemisia douglasiana R. G. Swinney 2008-10-16 9593 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR273159  Artemisia douglasiana R. G. Swinney 2011-10-25 15853 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  SEINET11837819  Artemisia douglasiana C. V. Braun 1975-1 142 Los Angeles 1.4 mi NNW of Drinkwater Reservoir, San Francisquito Canyon Comment
  RSA0055777  Artemisia dracunculus R. G. Swinney 2010-4-28 12423 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
  RSA0105982  Artemisia dracunculus R. G. Swinney 2011-7-8 15472 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  UCR239943  Artemisia tridentata R. G. Swinney 2009-11-16 11630 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UCR271126  Artemisia tridentata subsp. tridentata R. G. Swinney 2011-10-10 15733 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
  SBBG43842  Arthrocnemum subterminale M. R. Benedict 1971-6-25 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  RSA70338  Asclepias californica F. W. Peirson 1923-5-26 3541 Los Angeles Rock Creek Divide 2011 Comment
  RSA588300  Asclepias fascicularis Orlando Mistretta 1994-4-15 1067 C Los Angeles Santiago canyon: W slopes of drainage near confluence with Little Rock Creek. 1112 Comment
  RSA785817  Asclepias fascicularis K. Dobry 1990-3-25 229 Los Angeles Simi Hills at Dayton Canyon Comment
  POM4789  Aster greatae I. M. Johnston 1917-7-4 1427 Los Angeles Camp Baldy, San Antonio Canyon 1280 Comment
  UCR163443  Astragalus acutirostris B. G. Pitzer 1998-5-23 3726 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
  RSA229251  Astragalus brauntonii Silence Reynolds 1942-1 s.n. Los Angeles Santa Monica Mountains Comment
  IRVC28126  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 Los Angeles SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property Western San Gabriel Mtns. 396 Comment
  UCD104750  Astragalus douglasii Ernest C. Twisselmann 1959-6-2 s.n. Los Angeles Old Ridge Route, 7.7 miles south of Liebre Mountain Road. 1036 Comment
  CATA3294  Astragalus gambelianus Amy Catalano, Jen Dreizehn 2017-3-16 011 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  RSA593775  Astragalus gambelianus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8556 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  UCD104807  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines. 396 Comment
  RSA415577  Astragalus lentiginosus var. albifolius Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  SBBG44110  Astragalus miguelensis M. R. Benedict 1971-6-25 Los Angeles dunes, Northwest Harbor Comment
  UCR142895  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles Channel Islands, San Clemente Island, China Point 30 Comment
  RSA151217  Astragalus nevinii P. H. Raven 1962-5-8 17624 Los Angeles Near western shore of island, opposite Wilson Cove, San Clemente Island. 46 Comment
  SDSU7616  Astragalus nevinii M. R. Beauchamp 1967-1-28 150 Los Angeles San Clemente Island Comment
  RSA772384  Astragalus pachypus R. G. Swinney 2009-5-12 10755 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1435 Comment
  RSA0034694  Astragalus preussii var. laxiflorus David Charlton 1992-5-13 s.n. Los Angeles 100 yards north of the South Base well fields water tower, Edwards AFB. 701 Comment
  RSA188227  Astragalus trichopodus R. F. Thorne, Percy C. Everett 1965-6-22 34872 Los Angeles Santa Catalina Island, along lower road to Pebble [Pebbly] Beach ca. 0.5 mile from Avalon. 8 Comment
  RSA725916  Astragalus trichopodus Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 436 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  JEPS85531  Astragalus trichopodus var. lonchus Dick Arnold 1985-1-17 Los Angeles about 1 mi se of intersection of Palos Verdes Drive South with Forrestal (town of Rancho Palos Verdes); town of Rancho Palos Verdes 121 Comment
  SBBG31319  Astragalus trichopodus var. lonchus R. F. Thorne with P. C. Everett 1965-5-12 Los Angeles Bullrush Cyn 243 Comment
  POM275905  Astragalus trichopodus var. lonchus Delzie Demaree 1933-4-17 10278 Los Angeles Angeles Mesa. Southwest Los Angeles. Comment
  IRVC26206  Astragalus trichopodus var. phoxus A. C. Sanders 2003-5-1 26255 Los Angeles SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property Western San Gabriel Mtns. 396 Comment
  RSA415701  Astragalus trichopodus var. phoxus Geo. L. Moxley 1916-6-16 494 Los Angeles Santa Susana Mountains. Comment
  RSA627538  Astragalus trichopodus var. phoxus Sandy Leatherman, S. D. White 1998-5-15 10 Los Angeles Western Liebre Mountains. West of Castaic Lake and east of Interstate 5. 610 Comment
  UC1965438  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 2005 /08/12.1-5 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. Comment
  UCR238074  Atriplex argentea Mark A. Elvin, M. S. Enright 2002-7-22 2111 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  UC1234801  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-10 17964 Los Angeles above Wilson Cove (summit of San Clemente Island); , above Wilson Cove 137 Comment
  RSA4816  Atriplex californica James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Station #4 Comment
  RSA452382  Atriplex coulteri F. R. Fosberg 1931-4-29 54730 Los Angeles Santa Catalina Island. Cottonwood and Middle Ranch Canyons 20 Comment
  POM246581  Atriplex leucophylla F. R. Fosberg 1931-5-4 S- 4759 Los Angeles Mouth of Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA0046813  Atriplex leucophylla Mark L. Hoefs 1995-5-30 2158 Los Angeles Santa Catalina Island: Ben Weston Beach. 4 Comment
  SD40193  Atriplex leucophylla Edith A. Purer 1931-12-27 Los Angeles El Segundo Comment
  CAS-BOT-BC180938  Atriplex nummularia Philip A. Munz 1932-8-31 12817 Los Angeles Playa del Rey Comment
  UC444328  Atriplex parryi Parry 1881-1 282 Los Angeles Colton Lancaster; Mohave Desert; Colton, Lancaster, Mohave Desert Comment
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Mar 1 2011
  RSA741087  Atriplex semibaccata Justin M. Wood 2008-11-20 236 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  CLARK-A1528-2505  Atriplex semibaccata John C. Roos 1942-9-5 1725 Los Angeles Los Angeles Comment
  RSA453961  Atriplex semibaccata C. J. Hollenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades. Comment
  SDSU5564  Atriplex semibaccata R. M. Beauchamp 1967-3-17 251 Los Angeles San Clemente Island. Comment
  RSA344530  Atriplex watsonii F. C. Boutin 1967-4-23 1626 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  RSA714194  Avena barbata Valerie L. Soza, Miriam Sidibeh 2003-3-26 1616 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA599468  Avena fatua Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9487 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA0048294  Azolla filiculoides P. R. Brown 1971-1-8 s.n. Los Angeles Upper pond, Canon de Lana. 279 Comment
  RSA0048539  Azolla filiculoides P. R. Brown 1970-9-24 s.n. Los Angeles Pierce College Nature Center, Upper pond, Canon de Lana. Comment
  RSA418207  Baccharis douglasii F. R. Fosberg 1931-5-2 4744 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  CHSC55840  Baccharis emoryi L. P. Janeway 1988-7-24 3162 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  OBI52808  Baccharis malibuensis J. Henrickson, T. Thomas, C. Wishner 1991-12-5 22452 Los Angeles Santa Monica Mtns, 0.3 mi E of Las Virgenes Rd along Las Virgenes Cyn Rd towards Cottontail Ranch, plnt under powerlines on N side of road across from home at 1643 Las Virgenes Cyn Rd; Soka Univ Property 235 Comment
  RSA0008308  Baccharis malibuensis James Henrickson 1991-9-11 22450 Los Angeles 6 (air) miles nw of Malibu, 1.2 miles nw of w end of Malibu Lake on the north eastern edge of a flat-toped hill 228 Comment
  CAS-BOT-BC99628  Baccharis plummerae S. B. Parish; W. F. Parish 1881-10-1 1110 Los Angeles Santa Monica Comment
  UCR282612  Baccharis plummerae Dan S. Cooper 2016-8-17 816- 10 Los Angeles Temescal Canyon Park, east of Temescal Canyon Rd. 18 Comment
  CAS-BOT-BC106759  Baccharis salicifolia Elmer I. Applegate 1931-11-2 6828 Los Angeles San Fernando Valley Comment
  CAS-BOT-BC98154  Baccharis salicifolia Timothy S. Ross; Darin Banks 1994-4-13 7518 Los Angeles Liebre Mountains, San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito 487 Comment
  POM250380  Baccharis salicifolia I. W. Clokey, E. G. Anderson 1931-3-11 5324 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  SBBG63161  Baccharis salicifolia R. Hoffmann 1927-8-30 Los Angeles bed of Santa Clara River, near Castaic Comment
  UCR139004  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCSB6384  Baccharis salicifolia Kamb, Peter 1848-1-10 Los Angeles Upper Sonoran Zone, Millard's Canyon, San Gabriel Mts. 670 Comment
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Jan 29 2017
  UC1515572  Baccharis salicifolia subsp. salicifolia Prof. Brewer 1861-2-3 171 Los Angeles San Gabriel Mountains; Camp 12 Comment
  UCD150971  Bahiopsis parishii D. S. Park 2010-4-27 57 Los Angeles Ranch Santa Ana Botanic Garden 369 Comment
  UC566707  Baileya pleniradiata H. L. Mason 1926-4-27 3064 Los Angeles 30 mi w of Victorville Comment
  CAS-BOT-BC75764  Berberis nevinii Reid Moran 1941-5-17 865 Los Angeles Floor of San Fernando Valley, east of San Fernando. Comment
  RSA608596  Bidens pilosa L. C. Wheeler 1931-8-6 11 Los Angeles 2.5 miles NE of La Verne 412 Comment
  UCR136841  Bidens pilosa 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
  RSA652837  Bloomeria crocea Roxanne Smith 1991-5-12 25 Los Angeles Hills about 0.6 mile south-east of Golden Springs and Diamond Bar Blvd. Comment
  RSA367304  Bloomeria crocea var. crocea B. C. Templeton 1920-5-27 1465 Los Angeles Mulholland Drive. 300 Comment
  UC402650  Boechera arcuata unknown 1904-4-4 53 a5633 Los Angeles Garvanza Comment
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Jan 11 2015
  RSA0128748  Boechera californica Scott D. White, Dave Bramlet 1998-6-29 6821 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  RSA660092  Boechera californica Orlando Mistretta 1992-6-12 542 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  LA34164  Bolboschoenus robustus Peter H. Raven; 1959-9-6 14372 Los Angeles 6 Comment
  CHSC25943  Boschniakia strobilacea James Henrickson 1971-7-3 5648 Los Angeles 12 air mi. N. of Upland, 1/2 mi. NW of top of ski lift along Devils Backbone Ridge. Comment
  RSA385898  Bothriochloa barbinodis Anstruther Davidson 1892-04 s.n. Los Angeles Elysian Park?, Los Angeles. Comment
  SD67607  Bothriochloa barbinodis Leroy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  UC1106342  Bowlesia incana Reid Moran 1959-3-9 7161 Los Angeles 1 mi n of Eel Point (San Clemente Island); San Clemente Island 20 Comment
  POM19218  Bowlesia incana P. A. Munz 1923-4-9 6643 Los Angeles San Clemente Island. Comment
  RSA150865  Bowlesia incana P. H. Raven 1962-4-12 17326 Los Angeles Rocky walls of canyon, with Galvezia, in canyon below the Tomb, San Clemente Island 122 Comment
  SD60387  Boykinia rotundifolia Peter H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains, upper Evey Canyon, shaded walls of narrow gorge 914 Comment
  CATA20  Brachypodium distachyon USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 6 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  RSA0069716  Brachypodium distachyon Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 6 Los Angeles Santa Catalina Island. Deer Valley Trail. 4 Comment
  UCSB69258  Brassica fruticulosa Gross, LeRoy 2006-1-18 Los Angeles Coastal Plains and Basins; San Bernardino Basin Region: Rancho Santa Ana Botanic Garden; northwest section of the plant communities; just south of Dr. Thorne's Boojum tree (Idria columnaris); along asphalt walkway; (Ontario 7.5 Quad.: T1S R8W S4) 412 Comment
  RSA0119759  Brassica geniculata R. G. Swinney 2014-5-27 16670 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA0069435  Brassica nigra R. G. Swinney 2010-6-8 13201 Los Angeles 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. 546 Comment
  SD212529  Brassica nigra Jennifer H. Jones 2006-5-27 339 Los Angeles Foothills of San Gabriel Mountains: South Hills Park Glendora. East of Grand Avenue and South of Alostra Avenue. 244 Comment
  RSA0043288  Brassica nigra A. Lee Haines 1973-3-17 s.n. Los Angeles S. slope of Mesa Park, W. of Malibu Creek, Santa Monica Mts. 274 Comment
  RSA637503  Brassica rapa Valerie L. Soza, LeRoy Gross 1999-5-10 450 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  UCR152467  Brassica tournefortii A. C. Sanders, Lee Jones 2005-4-8 29324 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC100415  Brickellia californica Grant 1898-3-24 1739 Los Angeles Pasadena - beyond Arroyo Seco Comment
  HSC79905  Brickellia californica James Henrickson 1972-11-2 8097 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  LA202761  Brickellia californica Barry A. Prigge; 2011-10-20 16130 Los Angeles Santa Monica Mountains, Griffith Park, along Mt Hollywood Trail on S-side of Toyon Canyon landfill, 120 m NW (downhill) of junction with North Trail Comment
  POM351113  Brickellia californica Anstruther Davidson 1889-09 2006 Los Angeles Los Angeles Comment
  SJSU13548  Brickellia californica C. W. Sharsmith 1940-8-29 4222 Los Angeles S slope Gabriel Peak at head of Eaton Canyon, San Gabriel Mts 1524 Comment
  UCSB6401  Brickellia californica Gill, Robert 1959-9-30 Los Angeles At base of San Gabriel Dam; San Gabriel Mt. Range; Pacific Slope Drainage Area Comment
  RSA94116  Brickellia californica F. W. Peirson 1924-10-26 5262 Los Angeles Arroyo Seco below California Street bridge, Pasadena 198 Comment
  RSA653462  Brickellia nevinii Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 757 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 487 Comment
  SEINET6845727  Bromus anomalus F. A. MacFadden 1931-4-11 10120 Los Angeles San Fransquito Canyon. Comment
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Aug 24 2018
  RSA187201  Bromus arizonicus Le Roy Abrams 1929-3-14 12635 Los Angeles Hollywood. Comment
  CAS-BOT-BC149411  Bromus berteroanus A. J. McClatchie s.n. Los Angeles Pasadena. Arroyo Seco. Comment
  UCR220343  Bromus carinatus D. E. Bramlet, Mike Ahmer 2005-4-14 3793 Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  UC1871123  Bromus carinatus var. carinatus T. S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando quad: R15W T3N, SW/4 NE/4 SE/4 sect. 9; elev. 3110 ft. 948 Comment
  CAS-BOT-BC156227  Bromus catharticus Ernest C. Twisselmann 1961-10-31 6695 Los Angeles Mojave Desert. Antelope Valley. Avenue A at 90th Street. 685 Comment
  CAS-BOT-BC156114  Bromus diandrus Joseph Andorfer Ewan 1933-5-13 10938 Los Angeles Los Angeles. Shatto Street near Union Avenue. Comment
  CATA1058  Bromus diandrus Mark L. Hoefs 1995-5-10 1991 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA748745  Bromus diandrus R. G. Swinney 2008-3-31 8590 Los Angeles Glendora Mountain summit 1003 Comment
  UCR271667  Bromus diandrus R. G. Swinney 2011-3-26 14220 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
  UCR271914  Bromus diandrus R. G. Swinney 2010-3-24 12077 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  POM363864  Bromus hordeaceus Anstruther Davidson 1917-04 3228 Los Angeles E. Los Angeles. Comment
  LA13756  Bromus laevipes Carl Epling; 1925-4-18 6765 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SBBG108929  Bromus madritensis S. A. Junak 1997-4-24 SCl 873 Los Angeles flats just S of Wall Rock Cyn 198 Comment
  RSA702909  Bromus madritensis subsp. madritensis Scott D. White, Pam DeVries 2004-5-18 10411 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
  OBI32507  Bromus madritensis subsp. rubens Robert Lee Allen, David J. Keil and V. L. Holland 1982-4-16 A 488 Los Angeles Along State Hwy 138; 18 mi E of intersection with I-5 in Gorman 823 Comment
  UC934025  Bromus madritensis subsp. rubens H. L. Cogswell 1951-5-8 85 Los Angeles 3/4 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 472 Comment
  PASA648  Bromus mollis Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA603904  Bromus sterilis L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  RSA0019950  Bromus tectorum F. Cosand 1963-5-4 43 Los Angeles Lake Hughes Road, 3-4 miles from Castaic. 610 Comment
  RSA0020000  Bromus tectorum L. C. Wheeler 1967-5-8 9346 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  SD69466  Cakile maritima Robert F. Thorne 1966-4-6 35897 Los Angeles Santa Catalina Island; Beach at White's Landing. Comment
  SD66827  Cakile maritima R. Mitchel Beauchamp 1967-3-19 324 Los Angeles San Clement Island; West Cove. Comment
  RSA709674  Calandrinia ciliata LeRoy Gross 2005-4-28 2163 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA232801  Calandrinia ciliata R. F. Thorne 1966-4-16 36072 a Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  LA6442  Calocedrus decurrens Carl Epling; October 1926 sn Los Angeles San Gabriel Mountains, Manker Flats [near Mt Baldy] Comment
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Nov 6 2014
  RSA352850  Calocedrus decurrens B. C. Templeton 1932-5-31 4897 Los Angeles Big Pines Park; San Gabriel Mts. 2088 Comment
  RSA15196  Calochortus catalinae Carl B. Wolf 1926-4-3 73 Los Angeles Cahuenga Pass, Hollywood Hills. Comment
  RSA172730  Calochortus catalinae Mark Parratt 1963-4-28 529 Los Angeles Isthmus area, Santa Catalina Island. Comment
  RSA726011  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26132 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
  UC72272  Calochortus clavatus Miss Elizabeth Palmer 1904-5-29 Los Angeles near San Fernando Comment
  SD240793  Calochortus fimbriatus Mark A. Elvin, Margie P. Elvin, K. Elvin, A. Elvin 2003-7-1 2964 Los Angeles Western Transverse Range; Santa Susana Mountains: crest of the mountains at head of Salt Creek, 6.5 km SW of Stevenson Ranch (Simi Valley East 7.5'Q) 926 Comment
  RSA525177  Calochortus invenustus Walter Wisura, W. Steinmetz 1990-6-16 4449 Los Angeles At Messenger Flat campground. Comment
  UCR191264  Calochortus palmeri R. G. Swinney 1998-7-2 6203 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UC1925790  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1236 Los Angeles Transverse Ranges; San Gabriel Mountains region: On fuel break above Evey Canyon. Comment
  POM12967  Calochortus venustus William M. Pierce 1922-5-15 s.n. Los Angeles Southern end of Ridge Route to Bakersfield. Comment
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Dec 29 2015
  SEINET11167488 Image available Calodendrum capense Unknown 2000-7-1 Los Angeles Long Beach Comment
  LA50076  Calystegia macrostegia subsp. cyclostegia Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume Comment
  SD252322  Calystegia macrostegia subsp. cyclostegia Steven A. Junak 1999-4-23 Sca 856 Los Angeles Santa Catalina Island: S side of island, W facing ridgetop, below Triangulation Point granite. 341 Comment
  UC1587567  Calystegia macrostegia subsp. cyclostegia Tim Ross 1991-9-2 5930 Los Angeles near Yerba Buena Road x Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 487 Comment
  CAS-BOT-BC215752  Calystegia macrostegia subsp. intermedia John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  RSA394874  Calystegia macrostegia subsp. intermedia Robert Gustafson 1981-5-15 2224 Los Angeles Ballona Wetlands, Area 3 Comment
  RSA71100  Calystegia macrostegia subsp. intermedia F. W. Peirson 892 Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  UC449949  Calystegia macrostegia subsp. intermedia Geo. B. Grant 1905-4-19 212 Los Angeles Garvanza Comment
  RSA233389  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-17 36113 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  UCR271059  Calystegia occidentalis subsp. fulcrata R. G. Swinney 2011-6-6 15006 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  CHSC33241  Calystegia peirsonii Robert A. Schlising 1972-6-6 3046 Los Angeles West of Palmdale, 5.5 mi W of jct Bouquet Canyon Road and Hwy N2, along the latter. Comment
  RSA465674  Camissonia bistorta H. de Forest s.n. Los Angeles Palisades del Rey, at the beach Comment
  RSA465681  Camissonia bistorta E. S. Spalding 1922-11-13 s.n. Los Angeles Glendale, swampy place near Glendale. Comment
  SEINET4680861  Camissonia bistorta K. Dobry 1976-5-31 84 Los Angeles Sherman Oaks.; 0 168 Comment
  UCR127161  Camissonia boothii A. C. Sanders 2003-6-20 26994 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  RSA0038716  Camissonia californica R. G. Swinney 2010-3-22 11996 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA199772  Camissonia californica I. W. Clokey, Bonnie C. Templeton 1929-04 4459 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA466149  Camissonia californica M. B. Dunkle 1928-5-13 1943 Los Angeles Santa Catalina Island along Coach Road. Comment
  UCR187018  Camissonia campestris A. C. Sanders 2006-4-25 32163 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA578309  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd 1994-5-11 7770 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA600030  Camissonia campestris subsp. campestris Steve Boyd, Lauren Raz 1997-3-25 9250 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA799806  Camissonia campestris subsp. campestris Pam De Vries 2013-4-3 7824 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  RSA454051  Camissonia cheiranthifolia subsp. suffruticosa F. R. Fosberg 1930-7-7 S 3142 Los Angeles Alamitos Bay 5 Comment
  RSA0106727  Camissonia hirtella R. G. Swinney 2011-5-31 14927 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UCR127170  Camissonia hirtella A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26136 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR191713  Camissonia hirtella A. C. Sanders 2008-4-18 34953 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 959 Comment
  RSA279086  Camissonia hirtella Robert F. Thorne, C. W. Tilforth 1971-4-9 41515 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek. 457 Comment
  RSA549795  Camissonia intermedia Wandalee Thompson 1964-4-11 11 Los Angeles San Francisquito Canyon. Comment
  RSA0069428  Camissonia micrantha R. G. Swinney 2010-3-11 11871 Los Angeles San Gabriel Mountains/Verdugo Mountains: flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash. 348 Comment
  RSA449030  Camissonia micrantha Anstruther Davidson 1911-5-28 2818 Los Angeles Chatsworth Park. Comment
  RSA670300  Camissonia micrantha Joseph M. Keefe 2001-3-19 31178 Los Angeles San Rafael Mountains. 2 meters north of Glenoaks Boulevard, 60 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 476 Comment
  SDSU3383  Camissonia micrantha H. Wedberg 1957-4-1 13 Los Angeles In coastal sage on Point Dume. Comment
  RSA729006  Camissonia palmeri Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1966 Los Angeles Fort Tejon Road. Comment
  RSA213413  Camissonia robusta M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA187569  Camissonia robusta Peter H. Raven 1962-5-21 17811 Los Angeles Santa Catalina Island: lower end of Bullrush Canyon. 198 Comment
  UC422966  Camissoniopsis bistorta J. Grinnell 1903-6-30 Los Angeles Pasadena Comment
  OBI33629  Camissoniopsis bistorta Mark Schneider 1973-5-13 27 Los Angeles Haimes Cyn 1/4 mi above Reservoir, San Bernardino mts 579 Comment
  SEINET6049361  Camissoniopsis bistorta Unknown 1929-4-1 4456 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  SBBG131807  Camissoniopsis guadalupensis S. A. Junak, B. Collins 1991-4-24 SCI 188 Los Angeles dune area, just N of Eel Cove Cyn, E side of dunes 42 Comment
  CAS-BOT-BC160519  Camissoniopsis guadalupensis subsp. clementina Robert F. Thorne 1966-4-15 35991 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
  SEINET5344156  Camissoniopsis micrantha P. B. Kennedy 1904-4-21 s.n. Los Angeles Avalon, Catalin Island Comment
  UCR177765  Capsella bursa-pastoris LeRoy Gross 2002-3-7 488 Los Angeles Los Angeles Basin; Verdugo Mountains Region, North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. South of 210 Freeway. 579 Comment
  LA212151  Capsella bursa-pastoris Harold Pirie; 1963-5-7 s.n. Los Angeles Open Field in Woodland Hills. 259 Comment
  POM369317  Cardamine californica var. integrifolia Ella M. Kennedy 1923-3-12 s.n. Los Angeles Arroyo Seco Comment
  UCR23551  Cardamine debilis Alfred R. Roos 1958-6-12 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
  UCR200214  Carduus pycnocephalus Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 877 Los Angeles Verdugo Mountains, northeast side'', Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near archery station off main road. 366 Comment
  RSA115958  Carduus pycnocephalus George W. Garrettson 1955-4-22 20589 Los Angeles a weed on Phillips property, S of Covina Comment
  UCR274130  Carduus pycnocephalus Steven A. Junak 1999-5-20 SCa- 958 Los Angeles Channel Islands, Santa Catalina Island, along Cottonwood-Black Jack Road, plant stop 341 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
  CAS-BOT-BC17672  Carex alma Joseph Andorfer Ewan 1931-5-30 4266 Los Angeles San Gabrile Mountains. Short Cut Canyon, off West Fork San Gabriel River. Comment
  RSA228954  Carex alma Robert F. Thorne 1971-8-25 41295 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  UC115917  Carex alma H. E. Hasse Aug 1893 Los Angeles San Bernardino Range 1524 Comment
  UCR224014  Carex barbarae Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11679 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  CAS-BOT-BC21761  Carex hassei Robert F. Thorne 1971-8-25 41299 Los Angeles At Little Jimmy Springs. San Gabriel Moutains, Angeles National Forest. 2255 Comment
  UCR272993  Carex heteroneura R. G. Swinney 2011-7-29 15566 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  HSC24441  Carex lanuginosa R. F. Thorne 1969-7-2 38345 Los Angeles San Gabriel Mtns., Angeles National Forest, at Big Pines 2088 Comment
  POM80375  Carex schottii George B. Grant s.n. Los Angeles Pasadena. Comment
  RSA577447  Carex senta L. C. Wheeler 1933-3-31 1557 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. 152 Comment
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May 29 2014
  RSA701285  Carex spissa LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1056 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 520 Comment
  CAS-BOT-BC115639  Carex triquetra George Loucks Moxley 1927-5-1 s.n. Los Angeles La Crescenta. Comment
  SEINET5786998 Image available Carex utriculata S. M. Tracy 1887-1 Los Angeles Los Angeles Comment
  RSA402597  Carpobrotus edulis F. R. Fosberg 1930-6-23 S- 2975 Los Angeles Del Rey. 1 Comment
  SEINET9122022  Carpobrotus edulis F. C. Boutin 1967-1 1724 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  UCR157910  Castilleja affinis Robert J. Steers 2005-5-8 12 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  RSA425901  Castilleja affinis subsp. affinis Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 412 Comment
  UCR177621  Castilleja applegatei subsp. martini LeRoy Gross, Valerie Soza 2001-6-6 428 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  POM292782  Castilleja applegatei subsp. martinii Lyman D. Benson 1945-4-13 11666 Los Angeles San Gabriel Mountains: Little Dalton Canyon, Glendora; Pacific Slope Drainage Area. 366 Comment
  RSA448671  Castilleja applegatei subsp. martinii Geo. C. Johnstone 1925-4-10 s.n. Los Angeles Mount Lowe Comment
  RSA448684  Castilleja applegatei subsp. martinii L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA656854  Castilleja applegatei subsp. martinii Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 993 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy and W of junction with Hostetter Mtwy, above Wildwood Canyon. 884 Comment
  UC219115  Castilleja applegatei subsp. martinii D. L. C. 1915-6-30 Los Angeles mts above Claremont 2133 Comment
  UC26484  Castilleja applegatei subsp. martinii Harley P. Chandler 1897-4-12 Los Angeles Palmer's Canyon; Claremont 731 Comment
  CATA251  Castilleja exserta Mark L. Hoefs, A. Douglas Propst 1973-5-4 251 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  UC1471566  Castilleja exserta subsp. exserta Geo. B. Grant Apr 1902 885 Los Angeles Lincoln Park, Pasadena; Pasadena Comment
  UC27253  Castilleja exserta subsp. exserta Harley P. Chandler 1897-3-3 Los Angeles Claremont 365 Comment
  LA51885  Castilleja exserta subsp. venusta A. M. Johnson; 1932-3-12 sn Los Angeles Faculty Hill, U.C.L:.A., Westwood Comment
  LA211073  Castilleja foliolosa Arthur C. Gibson; Tarja Sagar 2010-1-26 5275 Los Angeles Northern boundary of Simi Hills above Hwy 118, Chatsworth. Comment
  UCSB8705  Castilleja foliolosa Haller, John 1950-3-26 Los Angeles San Gabriel Mtns; slope of little Dalton Caynon 518 Comment
  CAS-BOT-BC32536  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles SE corner of San Clemente Island Comment
  JEPS89138  Castilleja grisea Peter Raven 1962-1 17735 Los Angeles head of canyon n of Boulder, San Clemente Island; San Clemente Island 274 Comment
  UCR191300  Castilleja miniata R. G. Swinney 1998-7-6 6271 Los Angeles San Gabriel Mtns., near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1488 Comment
  RSA646281  Castilleja minor subsp. spiralis Orlando Mistretta 1992-7-14 715 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA81475  Castilleja minor subsp. spiralis F. W. Peirson 1924-8-23 5049 Los Angeles West Fork of San Gabriel River. 412 Comment
  RSA652659  Castilleja plagiotoma Marion P. Harthill 1974-4-22 1657 Los Angeles Mojave Comment
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Jan 4 2012
  JEPS81752  Castilleja pruinosa L. R. Heckard with Michael Morris 1976-6-13 4264 Los Angeles 2 mi w Route 2 (along FS Road 3N17, at entrance to Hidden Valley Scout Camp, just n of Bandito Campground); San Gabriel Mts., Hidden Valley Scout Camp 1767 Comment
  RSA0035089  Castilleja stenantha L. Haines 1935-07 s.n. Los Angeles San Gabriel Mts. Comment
  RSA678397  Caulanthus coulteri V. Soza, LeRoy Gross 2002-4-3 1384 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 564 Comment
  UC1536924  Caulanthus coulteri Gordon H. True Jr. 1935-3-6 61 Los Angeles Three Points Road s Neenach; s of Neenach 975 Comment
  RSA495096  Caulanthus coulteri var. coulteri L. F. LaPre s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  RSA750698  Caulanthus heterophyllus D. E. Bramlet 2008-3-26 4123 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn access road, 151 m W of the landfill entrance. Comment
  RSA152194  Caulanthus heterophyllus Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  RSA276094  Ceanothus arboreus Gary D. Wallace 1975-3-23 1406 Los Angeles Santa Catalina Island, along road from Avalon near head of Swain's Canyon 427 Comment
  CAS-BOT-BC48881  Ceanothus cuneatus Carl B. Wolf 1932-3-4 2667 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3-4 mi. No. of Claremont 457 Comment
  RSA398586  Ceanothus greggii var. vestitus L. E. Hoffman 1931-12-23 s.n. Los Angeles [Chilao] Flats Comment
  RSA609273  Ceanothus greggii var. vestitus Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1372 Comment
  UC1070775  Ceanothus integerrimus H. A. Jensen 1933-5-23 308 Los Angeles near Barley Flats Tujunga quad., Angeles Nat. For. 1584 Comment
  UC18354  Ceanothus integerrimus A. Davidson 1892-1 Los Angeles Mt. Wilson Comment
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Oct 3 2010
  CAS-BOT-BC50529  Ceanothus leucodermis John H. Thomas 1957-3-7 6493 Los Angeles South slope of San Gabriel Mts., near State Highway #2, angeles Crest Highway, about 3.5 miles north of La Canada. 914 Comment
  CAS-BOT-BC50599  Ceanothus leucodermis H. E. McMinn 1921-7-1 1196 Los Angeles Big Bear Region Comment
  UC870537  Ceanothus leucodermis Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  UCR52239  Ceanothus megacarpus Tom Scott 1988-6-5 s.n. Los Angeles San Clemente Island, upper China Canyon, at the S end of the island Comment
  SEINET11191948  Ceanothus megacarpus I. W. Clokey, B. Templeton 4508 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  SEINET13946006 Image available Ceanothus megacarpus Lewis S. Rose 1955-1 55017 Los Angeles Hills N of Brentwood, Los Angeles Comment
  RSA545272  Ceanothus megacarpus var. insularis D. Propst, H. Hoefs 1973-2-3 17 Los Angeles Santa Catalina Island: Upper White's Landing Road Comment
  CAS-BOT-BC51432  Ceanothus megacarpus var. megacarpus Henry J. Thompson 1959-3-22 1867 Los Angeles 1 mile North of Tapia Park, Las Virgenes Road, North of Malibu Canyon 213 Comment
  POM17614  Ceanothus oliganthus var. oliganthus P. A. Munz 1923-3-10 7322 Los Angeles Palmer Canyon Wash, north of Claremont. Wash west of North Indian Hill Boulevard. Comment
  CAS-BOT-BC63306  Ceanothus spinosus Peter H. Raven 1956-6-17 9428 Los Angeles NW. of Sunset Blvd., Santa Monica Mts. Comment
  RSA398930  Ceanothus spinosus Mark Morris 1929-3-11 s.n. Los Angeles Griffith Park - Los Angeles. Comment
  UCR263050  Ceanothus vestitus Mitch Provance 2008-4-14 10151 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  SEINET11740355  Cedrus deodara Unknown 1946-1 s.n. Los Angeles Pasadena Comment
  SD187487  Celtis australis R. E. Riefner Jr. 2006-7-18 06 304 Los Angeles City of Pasadena, San Rafael Hills, canyon in vicinity of Candeo Pl. and Wierfield Dr. 320 Comment
  POM199567  Centaurea melitensis Fordyce Grinnell Jr. 1903-6-27 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  RSA607604  Centaurium venustum Louis C. Wheeler 1966-10-27 9102 Los Angeles San Gabriel Mts., Angeles National Forest: in W fork of San Gabriel River at Camp Rincon. Comment
  SDSU21239  Centromadia parryi subsp. australis Derek Langsford 2015-5-19 Los Angeles Los Angeles Port Area, Wilmington, CA between I-110, I-710, Hwys 1 and 47. 4 Comment
  RSA772401  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  UCR220164  Centrostegia thurberi R. G. Swinney 2009-4-2 10252 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  RSA533971  Cerastium glomeratum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5178 Los Angeles San Clemente Island: 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder Marker (1859 ) 491 Comment
  POM6869  Cercocarpus betuloides Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2450 Los Angeles Puddingstone Canyon, San Dimas. Comment
  UCR186921  Cercocarpus betuloides A. C. Sanders 2006-4-25 32181 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR270487  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-6-15 15170 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  SD85172  Cercocarpus betuloides var. betuloides E. R. Blakley 1963-4-7 5534 Los Angeles Santa Catalina Island. Fransworth Spring, Island Road northwest of Avalon. 366 Comment
  CATA1788  Cercocarpus betuloides var. blancheae Benjamin E. Carter, John R. Clark 2012-8-9 6972 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 230 Comment
  LA88755  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-29 35 Los Angeles Santa Catalina Island, above Avalon Comment
  RSA304754  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-6 5478 Los Angeles Catalina Island. Bullrush Canyon south of Middle Ranch. 229 Comment
  UCR124715  Cercocarpus ledifolius B. C. Templeton 1933-6-16 5131 Los Angeles San Gabriel Mtns., East Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  SBBG128355  Cercocarpus traskiae B. E. Carter, J. Clark, A. Castellano 2012-8-2 6919 Los Angeles Wild Boar Gully 172 Comment
  UCR200185  Chaenactis artemisiifolia Valerie Soza, Laura A. Moore 2000-5-10 839 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 579 Comment
  UC566689  Chaenactis fremontii H. L. Mason 1930-4-20 5598 Los Angeles hills in the vicinity of Rock Creek; Mohave Desert Comment
  RSA0013854  Chaenactis fremontii R. F. Thorne, Gary D. Wallace 1973-4-25 43374 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
  UCSB10326  Chaenactis fremontii Phillips, Priscilla 1958-4-26 Los Angeles 2 miles south of Palmdale, route 138 Comment
  UCR165420  Chaenactis glabriuscula A. C. Sanders, Helen Kennedy 2005-4-13 29487 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  CAS-BOT-BC277355  Chaenactis glabriuscula var. glabriuscula Geo. L. Moxley 1922-5-1 s.n. Los Angeles Mint Canon [Canyon] Comment
  POM351758  Chaenactis glabriuscula var. glabriuscula L. E. Hoffman 1934-5-14 s.n. Los Angeles Trail Canyon, Los Angeles Forest. Comment
  RSA0069846  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-20 12299 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA741139  Chaenactis santolinoides Naomi Fraga, Duncan S. Bell 2008-6-30 2295 Los Angeles Summit of Mount Baden-Powell 2835 Comment
  RSA0039133  Chaenactis stevioides R. G. Swinney 2010-5-11 12661 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
  RSA774278  Chaenactis stevioides R. G. Swinney 2009-6-17 11182 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SBBG119376  Chaenactis stevioides R. F. Thorne, A. C. Gibron, J. P. Simon, D. J. McGillivray 1970-4-17 39497 Los Angeles ca. 3 mi S of St Hwy 138 on Grandview Cyn Rd, ca. 9 mi ESE of Pearblossom 1280 Comment
  UCR220276  Chaenactis stevioides R. G. Swinney 2009-4-24 10490 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  SBBG118765  Chaenactis xantiana L. Gross with P. Morton 2004-6-9 1340 Los Angeles W end of main crest; S from Pacific Crest Trail along rd 7N23 past the 2nd Pacific Crest Trail that exits to the N; W of Bear Gulch Camp; T7N R17W S12,11,10&3 1688 Comment
  RSA562261  Chaenactis xantiana D. Charlton 1989-6-10 3207 Los Angeles Tejon Post Road, 1 mile S of town of Gorman Alkali Spring at the Electric Substation. 1220 Comment
  SFV20836  Chamaesyce melanadenia L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 706 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 622 Comment
  RSA432400  Chamaesyce melanadenia E. S. Spalding 1923-5-30 s.n. Los Angeles Sierra Madre Canyon Comment
  RSA571802  Chamaesyce nutans Joe Cowk 1958-6-5 s.n. Los Angeles S.P.R.R. Right of way near Pomona Comment
  UC447148  Chamaesyce polycarpa J. Ewan 1931-5-16 4197 Los Angeles West Fork Santa Monica Mtns, Garapito Creek 457 Comment
  SBBG106903  Chamaesyce serpyllifolia M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2496 Los Angeles upper Bullrush Reservoir 292 Comment
  CAS-BOT-BC70013  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Rubio Wash Comment
  UC1584272  Chenopodium album Tim Ross and Steve Boyd 1990-6-6 2853 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad, San Francisquito Canyon 926 Comment
  POM13557  Chenopodium ambrosioides P. A. Munz 1922-11-20 6566 Los Angeles 2 miles SE of Covina. Comment
  LA31621  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1959-10-18 14676 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  POM307008  Chenopodium berlandieri var. sinuatum Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1915 Los Angeles San Gabriel Wash. Comment
  RSA502794  Chenopodium botrys T. S. Ross, Annette Ross 1989-9-20 1776 Los Angeles San Antonio Canyon near pond west of Spring Hill and below Baldy Road in the Canyon 975 Comment
  SD31184  Chenopodium californicum Edith A. Purer 1931-3-26 959 Los Angeles Palos Verdes Hills Comment
  RSA607502  Chenopodium leptophyllum L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA599239  Chenopodium murale L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; West Debris Basin above Brown School for Girls. Northwest of Glendora. 426 Comment
  CDA36824  Chenopodium murale M. O Brien 2012-1-25 s.n. Los Angeles Malibu; La Piedra State Beach. 0 Comment
  POM18756  Chenopodium murale P. A. Munz 1923-4-9 6689 Los Angeles San Clemente Island. Lemon Tank. Comment
  RSA250482  Chenopodium pratericola R. F. Thorne, John Dourley 1967-10-10 37342 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  RSA9671  Chlorogalum parviflorum Louis C. Wheeler 1934-5-14 2583 Los Angeles 1 mile NE Puddingstone Dam, San Jose Hills. 351 Comment
  UCR126003  Chorizanthe parryi var. fernandina Mark A. Elvin, Tricia Wotipka, Julie M. Vanderwier 2002-8-22 2138 Los Angeles Western Transverse Range, Newhall Ranch, north of Santa Clara River, west of Martinez Grande Rd. 351 Comment
  POM6768  Chorizanthe parryi var. parryi P. A. Munz 1919-5-13 2790 Los Angeles Claremont. Comment
  RSA65167  Chorizanthe parryi var. parryi F. W. Peirson 1920-5-12 2131 Los Angeles Foothill Blvd. San Gabriel Wash, S base of San Gabriel Mts. 183 Comment
  CAS-BOT-BC244662  Chorizanthe staticoides John Thomas Howell 1931-5-31 6621 Los Angeles San Gabriel Wash Comment
  POM2204  Chorizanthe staticoides L. R. Abrams 1901-05 1708 Los Angeles Los Tunas Canyon, Santa Monica Mountains. Comment
  RSA646973  Chorizanthe staticoides LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 241 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 727 Comment
  UC188745  Chorizanthe staticoides S. B. and W. F. Parish June 1881-June 1887 1999 Los Angeles foothills San Fernando Mountains foothills San Fernando Mts Comment
  UCR163968  Chorizanthe staticoides B. G. Pitzer 1998-5-23 3743 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SEINET12765195  Chorizanthe staticoides Barbara Ertter 1988-5-23 7479 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2).; 0 Comment
  SBBG62356  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  RSA476626  Chrysolepis sempervirens Fred Burlew 1916-1 s.n. Los Angeles Mt. San Antonio Comment
  CAS-BOT-BC162780  Chylismia claviformis subsp. claviformis Louis C. Wheeler 1932-4-10 597 Los Angeles Portal Ridge near Elizabeth Lake 1036 Comment
  UCR133718  Cirsium occidentale F. R. Fosberg 1931-4-2 S- 4457 Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon 100 Comment
  UCR277080  Cirsium occidentale R. G. Swinney 2011-6-7 15098 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
  UCR273449  Cirsium occidentale var. californicum R. G. Swinney 2011-5-19 14770 A Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  UCR68894  Cirsium occidentale var. occidentale Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-7 4271 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA0059675  Cirsium occidentale var. venustum Tim Ross, Orlando Mistretta, Alex Quici 1990-6-28 3980 Los Angeles Liebre Mtn: southerly slope to the S and SW of the West Summit and ridge to its W., West Summit here construed as the 5605-foot knoll nr the intersection of sections 3, 4, 9, 10. 1389 Comment
  RSA587191  Cirsium vulgare Scott D. White 1995-12-5 3769 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  CAS-BOT-BC438746  Cistanthe monandra Ernest Braunton 1902-4-29 251 Los Angeles N. Pomona Comment
  CAS-BOT-BC438748  Cistanthe monandra A. C. Sanders; D. Malueg; K. D. Jones 1998-6-22 21998 Los Angeles San Gabriel Mtns.: Soledad Pass area at N foot, ca. 5 mi. SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation. 1000 Comment
  CAS-BOT-BC172436  Clarkia bottae Raymond J. Dobbs 1924-5-22 s.n. Los Angeles 2 1/2 miles below Switzer, old Trail Comment
  SBBG60291  Clarkia bottae M. N. Ackley -May-1922 743 Los Angeles Honolulu Acres 365 Comment
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Jun 16 2015
  SFV6234  Clarkia bottae M. H. Grayum, B. Hannum 1974-6-1 s. n. Los Angeles Santa Susana Mountains Oat Mountain, north slope of mountains. Roadcut on spur road leading north to oil well from main ridge road. 983 Comment
  UC373525  Clarkia bottae C. L. Hitchcock 1928-5-11 51 Los Angeles mouth San Dimas Canyon 900 Comment
  RSA453463  Clarkia cylindrica subsp. cylindrica Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canon. [canyon] Comment
  RSA582950  Clarkia cylindrica subsp. cylindrica Tim S. Ross, Steve D. Boyd 1993-5-23 7257 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  POM8249  Clarkia epilobioides P. A. Munz, R. D. Harwood 1920-5-15 3933 Los Angeles [Coldwater] Canyon 305 Comment
  SDSU8641  Clarkia epilobioides R. M. Beauchamp 1967-6-3 559 Los Angeles On grassy north slope in canyon south of thirst. San Clemente Island. Comment
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May 16 2008
  UCR126785  Clarkia purpurea Mark A. Elvin 2003-6-12 2945 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  SBBG60314  Clarkia purpurea subsp. purpurea R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  RSA601129  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9817 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 Comment
  UCD104949  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9837 Los Angeles Liebre Mountains region. NE of Saugus. 396 Comment
  RSA448469  Clarkia unguiculata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  RSA448582  Clarkia unguiculata Paul Currie 1969-1 33 Los Angeles Along road to Mt. Wilson, c. 15 miles northeast of La Canada 1067 Comment
  JEPS43692  Clarkia xantiana Frank W. Peirson 1923-5-27 3535 Los Angeles Rock Creek San Gabriel Mts. 1295 Comment
  SEINET13203221 Image available Claytonia parviflora R. G. Swinney 2011-1 14149 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  CAS-BOT-BC439505  Claytonia parviflora subsp. parviflora Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Unspecified Comment
  CATA184  Claytonia perfoliata Mark L. Hoefs, A. Douglas Propst 1973-4-6 153 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  RSA482006  Claytonia perfoliata subsp. mexicana Richard Noyes 1988-5-12 567 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA679285  Clematis lasiantha Mark A. Elvin, Anne Marie Ruff 1996-8-1 306 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. Comment
  UCR146514  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  RSA386254  Clematis ligusticifolia Bonnie C. Templeton 1938-8-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA650475  Clematis pauciflora Brian Koch 1981-4-26 12 Los Angeles 1 1/2 (?) mi W on the west fork of the San Gabriel River service road. Comment
  UCR246425  Collinsia Dan S. Cooper 2011-6-6 611- 80 Los Angeles Western San Gabriel Mountains, Portal Ridge, east of Three Points, off Pine Canyon Rd. 1332 Comment
  SBBG66411  Collinsia bartsiifolia var. davidsonii S. W. Hutchinson -May-1926 1026 Los Angeles Lancaster 715 Comment
  RSA0117403  Collinsia concolor Scott D. White, Michael Honer 2003-5-7 9218 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  CHSC35825  Collinsia heterophylla William Fugimoto 1971-5-2 41 Los Angeles Ca. 6 air mi. West of Topanga, 1/2 mile East of Saddle Peak on Los Flores Cyn. Rd. in Santa Monica Mtns. 762 Comment
  LA201519  Collinsia heterophylla Arthur C. Gibson; 2003-4-29 4871 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, Stunt Ranch Santa Monica Mountains Reserve, along service road into Stunt Range on Stunt Rd. 350 Comment
  RSA0117330  Collinsia parryi F. W. Peirson 1918-6-1 193 Los Angeles Eaton Canyon, in the San Gabriel Mountains, northeast of Altadena 915 Comment
  UC885564  Collinsia torreyi var. brevicarinata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mtns Comment
  RSA305981  Colutea arborescens Bill Kelley 1983-6-1 s.n. Los Angeles Naturalized in Big Santa Anita Canyon below Chantry Flat Comment
  JEPS34582  Constancea nevinii W. L. Jepson 1908-7-14 3050 Los Angeles Avalon Catalina Island, Avalon Comment
  SBBG31295  Constancea nevinii R. F. Thorne 1965-6-22 34859 Los Angeles upper Pebbly Beach Rd Comment
  UC625047  Constancea nevinii F. R. Fosberg 1931-7-16 S 5609 Los Angeles Avalon Santa Catalina Island, Avalon 5 Comment
  RSA503360  Convolvulus arvensis Steve Myers 1988-10-13 s.n. Los Angeles East Lancaster, at and near Little Rock Wash. between 40th St. E and 70th St. E., and between Ave. L and Ave. J. 732 Comment
  SBBG78866  Convolvulus arvensis F. R. Fosberg 1931-5-2 4745 Los Angeles Middle Ranch Dam, Middle Ranch Cyn 200 Comment
  UCR238081  Convolvulus arvensis Mark A. Elvin, Julie M. Vanderwier 2002-7-17 2098 Los Angeles Western Transverse Range; Santa Clarita Valley, west face of Potrero Mesa, south of Santa Clara River, above Pico Canyon Rd. 305 Comment
  RSA0113730  Convolvulus arvensis Steven A. Junak 1999-5-21 SCa- 970 Los Angeles Santa Catalina Island. On E side of KBRT Valley, E of radio antennas. 457 Comment
  RSA648996  Convolvulus arvensis Scott Lowe 1991-5-12 23 Los Angeles San Gabriel River channel, about 50 m. north of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  UCR277182  Conyza canadensis R. G. Swinney 2010-10-5 13973 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  JEPS31840  Coreopsis bigelovii Ernest C. Twisselmann 1963-6-3 8367 Los Angeles just w of Gorman (road to Highway U.S. 99); Tehachapi Mountains 1203 Comment
  POM355973  Coreopsis bigelovii Robert Gustafson 1978-6-1 969 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  UCR281152  Coreopsis bigelovii R. G. Swinney 2014-4-30 16246 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
  POM4859  Coreopsis californica Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles E end Antelope Valley. 762 Comment
  UC133523  Coreopsis californica var. californica Miss Alice Eastwood 1903-4-15 4090 Los Angeles Comment
  POM356025  Coreopsis gigantea Alice Jane Merritt 1894-4-8 s.n. Los Angeles Catalina Island Comment
  RSA518378  Coreopsis gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  UC1302311  Coreopsis gigantea Robert F. Thorne and P. C. Everett 1964-2-7 33449 Los Angeles just e Avalon (on road to Pebbly Beach); Santa Catalina Island 7 Comment
  UCD131013  Coreopsis gigantea P. B. Kennedy 1928-3-29 s.n. Los Angeles Eagle West, Santa Catalina Island. Comment
  UCR13458  Coreopsis gigantea O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  UCR97795  Coreopsis gigantea Scott D. White 1997-3-12 4752 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  LA84348  Coreopsis gigantea Peter H. Raven; 1960-3-15 13852 Los Angeles Santa Monica Mountains, Point Dume, above the beach 30 Comment
  CHSC110165  Corethrogyne filaginifolia Scott Sundberg; Linda Hardison 1986-9-19 3272 Los Angeles Along Interstate 5, S of Newhall, 1.3 mile N of the turnoff to N14 to Palmdale. Comment
  OBI34891  Corethrogyne filaginifolia David J. Keil 1983-8-23 17864 Los Angeles Just W of Leo Carillo State Beach along hwy 1, ca 1 mi E of Ventura County line Comment
  POM156144  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1904-9-2 4170 Los Angeles Elysian Park. Comment
  RSA0001076  Corethrogyne filaginifolia var. pinetorum I. M. Johnston 1918-9-1 2137 Los Angeles San Antonio Mts, near Brown's Flat 1311 Comment
  SBBG52693  Cornus glabrata F. R. Fosberg 1931-4-24 4679 Los Angeles Hamilton Cyn Comment
  UC875865  Cornus glabrata F. R. Fosberg 1931-4-24 S 4679 Los Angeles Santa Catalina Isl, Hamilton Canyon 60 Comment
  UCR84429  Cornus glabrata T. S. Ross, Steve Boyd 1994-6-23 8076 Los Angeles Liebre Mtns, 'Dogwood Spring,' seepy area situated in a northeasterly draw draining from Grass Mountain to upper Burns Canyon. 1265 Comment
  UCR47921  Coronopus didymus D. L. Koutnik 1978-4-30 s.n. Los Angeles 6922 Hesperia Ave., Reseda 213 Comment
  SD125358  Coronopus didymus Robert F. Thorne 1973-4-11 42726 Los Angeles Rancho Santa Ana Botanic Garden; Claremont. 365 Comment
  SBBG128415  Cortaderia selloana M. L. Hoefs, S. A. Junak, A. Fone 1995-11-8 2530 Los Angeles below airport runway, by Buffalo Springs Reservoir 438 Comment
  SEINET3146440  Cotula australis G. B. Grant 1905-4-3 224 Los Angeles Pasadena, S CA; Pacific Coast Comment
  UCSB9475  Cotula australis H. Wedberg 1958-7-14 341 Los Angeles collected in the Athletic Field lawn near the Faculty Hill in U. C. L. A. campus Athletic Field lawn, Faculty Hill Comment
  LA88553  Cotula coronopifolia O. H. Kappler; 1943-5-9 406 Los Angeles 6 Comment
  RSA598206  Crassula connata Steve Boyd, Lauren Raz 1997-3-4 9136 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road. 610 Comment
  CATA297  Crocanthemum scoparium Mark L. Hoefs 1973-6-5 316 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  CATA530  Crocanthemum scoparium Sara L. Crockett 1997-4-29 683 Los Angeles Santa Catalina Island: 30 m W of end of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, near barbed-wire fence line 451 Comment
  SBBG28867  Crocanthemum scoparium var. vulgare I. W. Clokey, B. Templeton -May-1929 4490 Los Angeles Mandeville Cyn 250 Comment
  UC447172  Crocanthemum scoparium var. vulgare J. Ewan 1931-3-21 4065 Los Angeles Los Flores Canyon, end of road Santa Monica Mts. 548 Comment
  SD90123  Crocanthemum scoparium var. vulgare Jon Nickoloff 1973-5-2 730502 5 Los Angeles On ridge 600 feet north of Mt. Wilson Trail; Sierra Madre. 305 Comment
  POM1529  Crossosoma californicum C. F. Baker 1904-3-10 4074 Los Angeles Santa Catalina Island Comment
  RSA167826  Crossosoma californicum R. F. Thorne 1964-2-6 33297 Los Angeles Santa Catalina Island above Fourth of July Cove. 30 Comment
  RSA177740  Crossosoma californicum R. F. Thorne, Percy C. Everett 1965-5-10 34471 Los Angeles Santa Catalina Island. Upper end of White's Landing Road, N slope of Blackjack Mt. 411 Comment
  RSA177850  Crossosoma californicum R. F. Thorne 1965-5-10 34449 Los Angeles Santa Catalina Island. N side of Blackjack Mountain. 488 Comment
  UCD65150  Crossosoma californicum G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7753 Los Angeles CATALINA ISLAND: Avalon, steep slopes with patches of chaparral, Upper Las Lomas Road. 50 Comment
  POM93651  Crossosoma californicum George B. Grant 1898-2-19 6408 Los Angeles Santa Catalina Island Comment
  RSA620041  Croton californicus LeRoy Gross 1998-11-1 95 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  HSC7977  Croton setiger C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  UCR61057  Croton setiger R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Canyon Road, 1.4 mi. NE of Glendora Mountain Road 442 Comment
  UCR184362  Cryptantha A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller, et al 2007-4-12 33381 B Los Angeles Western Antelope Valley, Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon 976 Comment
  OBI28054  Cryptantha David J. Keil, Dirk Walters 1977-4-30 12291 Los Angeles On S side of Calif rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail Reservoir Comment
  SD104888  Cryptantha circumscissa Darley Howe 1979-4-30 5086 Los Angeles 2 miles northwest of Devil's Punch Bowl 1435 Comment
  UCR93304  Cryptantha circumscissa T. S. Ross, Steve Boyd 1994-5-25 7881 Los Angeles Liebre Mtns., West Summit of Liebre Mtn, West Summit here construed as the rounded knoll 100 m south of the intersection of sections 3, 4, 9, 10. 1709 Comment
  CAS-BOT-BC189516  Cryptantha circumscissa var. circumscissa G. B. Grant 1902-6-1 s.n. Los Angeles Summit, Mount Wilson Comment
  CAS-BOT-BC189518  Cryptantha circumscissa var. circumscissa 1906-6-15 6691 Los Angeles Summit, Mount Wilson 1828 Comment
  RSA0036301  Cryptantha circumscissa var. circumscissa LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6975 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
  UC219144  Cryptantha clevelandii var. clevelandii Munz and Harwood 1920-3-13 3299 Los Angeles 2 mi w Pomona; San Jose Hills 304 Comment
  RSA596886  Cryptantha corollata T. S. Ross, J. Mark Porter 1995-5-4 8518 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC64488  Cryptantha echinella H. M. Hall Los Angeles San Antonio Mountains Comment
  CATA3352  Cryptantha intermedia Amy Catalano 2017-4-21 058 Los Angeles Santa Catalina Island: NW side of West End Rd. on S-facing hillside, 120 meters SE of water tanks on north edge of Two Harbors 31 Comment
  RSA675964  Cryptantha intermedia LeRoy Gross 2003-3-9 811 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA725860  Cryptantha intermedia R. G. Swinney 1998-5-9 6050 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  SD181667  Cryptantha intermedia Louis C. Wheeler 1973-4-20 Los Angeles San Gabriel Mountains; Aliso Canyon ca. 0.5 mile east of Blum Ranch. 945 Comment
  POM3893  Cryptantha intermedia C. F. Baker 1903-4-1 4137 Los Angeles Claremont Comment
  UCSB10418  Cryptantha intermedia Haller, John 1950-3-26 Los Angeles San Gabriel Mtns., west ridge of Little Dalton Canyon 670 Comment
  POM49191  Cryptantha micrantha L. R. Abrams 1901-4-6 s.n. Los Angeles Big Tujunga Wash Comment
  SD186134  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 395 Comment
  SFV22079  Cryptantha microstachys O. Mistretta, C. Mistretta 2010-6-23 5341 Los Angeles San Gabriel Mountains West Fork San Gabriel River, 4.3 air miles east of Red Box Gap. 848 Comment
  POM9045  Cryptantha microstachys P. A. Munz, R. D. Harwood 1920-5-15 3942 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  UCSB5563  Cryptantha microstachys Wedberg, H. 1958-5-3 Los Angeles 1/2 mi. up Baldy Rd. from Padua Hills rd. in San Antonio Can. wash Comment
  JEPS22759  Cryptantha muricata Rimo Bacigalupi with Reino Alava 1958-7-20 6413 Los Angeles between Mt. Islip and Mt. Williamson (on Angeles Crest Highway, at Islip Saddle); San Gabriel Mountains, Islip Saddle 2118 Comment
  LA31581  Cryptantha muricata Henry J. Thompson; 1959-5-24 sn Los Angeles Comment
  SEINET3259902 Image available Cryptantha muricata R. G. Swinney 2008-3-31 8596 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  UC563991  Cryptantha muricata Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC61117  Cryptantha muricata J. Burtt Davy May 9 1896-May 24 1896 2648 Los Angeles Leonis Valley Antelope Valley Comment
  UCR157424  Cryptantha muricata L. F. LaPre, T. W. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  UCR190777  Cryptantha muricata R. G. Swinney 1999-7-5 7533 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA0079200  Cryptantha muricata var. denticulata Henry J. Ramsey 1937-6-27 917 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA0079583  Cryptantha muricata var. muricata Kenneth R. Montgomery, Thomas Strid 1973-5-19 73 -81 Los Angeles Site of LASCA Cistus field plot, at Dillon Divide. San Gabriel Mountains. Comment
  RSA0079604  Cryptantha muricata var. muricata L. C. Wheeler 1967-5-18 9616 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SEINET238790  Cryptantha nevadensis A. C. Sanders, D. Malueg; K. D. Jones 1998-6-22 22000 Los Angeles San Gabriel Mountains: Soledad pass area at north foor ca. 5 miles southwest of Palmdale along SCE Mesa-Vincent power 1000 Comment
  RSA616316B  Cryptantha oxygona Scott D. White 1998-4-20 6312 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA729732  Cryptantha oxygona R. G. Swinney 1999-6-5 7253 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  RSA755963  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-4 2318 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  RSA0079024  Cryptantha pterocarya var. pterocarya R. G. Swinney 1999-5-22 7190 Los Angeles east fork of Puzzle Canyon, south of old homesite @ 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR193696  Cryptantha pterocarya var. pterocarya R. G. Swinney 1999-4-5 7037 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  UCR270966  Cryptantha simulans R. G. Swinney 2011-6-6 14989 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0008570  Cryptantha traskiae F. W. Peirson 1923-4-11 3421 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  SEINET10896302  Cryptomeria japonica David B. Dunn 1957-1 Dunn UMO 41724 Los Angeles Collected from a street tree in Los Angeles, Calif. Tree 50 ft tall. Comment
  RSA750452  Cucurbita foetidissima A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37071 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SEINET4689908  Cupressus forbesii Leila M. Shultz 1980-4-28 4032 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  POM156517  Cuscuta californica L. R. Abrams 1902-7-5 2654 Los Angeles Azusa. Comment
  UCR204058  Cuscuta californica R. G. Swinney 2005-7-8 8280 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  RSA0102406  Cuscuta campestris Lyman Benson 1945-12-10 11973 Los Angeles Mouth of Dalton Canyons. Mt. Range: San Gabriel. 335 Comment
  CHSC98638  Cuscuta indecora var. neuropetala T. C. Fuller 1958-8-5 3970 Los Angeles In alfalfa, N side Avenue K, E of 30th St, Lancaster. Comment
  RSA409749  Cuscuta salina F. R. Fosberg 1930-7-7 3161 Los Angeles Alamitos Bay. 2 Comment
  RSA409722  Cuscuta subinclusa Anstruther Davidson 1890-09 s.n. Los Angeles Millards Canon, Pasadena. Comment
  RSA573706  Cuscuta subinclusa T. S. Ross 1990-8-17 3147 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA708938  Cuscuta subinclusa Scott D. White 2004-8-20 10737 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  UCR223294  Cuscuta subinclusa R. G. Swinney 2009-7-23 11379 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
  UCR205667  Cyclospermum leptophyllum A. C. Sanders, T. B. Salvato 2009-5-20 36884 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
  POM247928  Cylindropuntia californica var. parkeri Joseph A. Ewan 1937-8-23 11061 Los Angeles Tujunga Creek near mouth of canyon. Comment
  LA11265  Cynodon dactylon A. M. Johnson; 1937-11-1 89 Los Angeles Del Rey Comment
  RSA483536  Cynodon dactylon F. R. Fosberg 1931-4-1 S 4439 Los Angeles Santa Catalina Island: Hamilton Canyon near Avalon 75 Comment
  RSA658885  Cynodon dactylon Douglas A. Springer 1981-2-18 17 Los Angeles Cal Poly University Campus, junction of University Drive and Kellog Drive. Comment
  SBBG128301  Cynodon dactylon M. L. Hoefs 1991-4-8 1085 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  SD252221  Cyperus Steven A. Junak 2000-6-29 Sca 1352 Los Angeles Santa Catalina Island. Just E of Middle Ranch Road, ca. 1.1 mile from intersection with Airport Road. 289 Comment
  RSA608304  Cyperus difformis L. C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 - 3/4 mile W of Bear Creek. 518 Comment
  UCR92111  Cyperus eragrostis B. G. Pitzer, Paul Gomez 1996-8-28 2745 Los Angeles Harbor City/City of Wilmington, Harbor Regional Park, at the intersection of Pacific Coast Hwy (State Hwy 1) & Vermont Ave. 4 Comment
  RSA219136  Cyperus erythrorhizos L. C. Wheeler 1931-9-6 147 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  RSA365086  Cyperus esculentus Louis Greata 1900-08 s.n. Los Angeles Cienega, Los Angeles. Comment
  UC303945  Cyperus esculentus I. M. Johnston 1918-7-29 2108 Los Angeles Covina 152 Comment
  OBI26216  Cyperus involucratus Mark Schneider 1973-5-26 27 Los Angeles Deliban Ave, Tujunga 549 Comment
  RSA0085110  Cyphomandra betacea Bonnie C. Templeton 1978-05 11664 Los Angeles Templeton Garden in Los Angeles. Comment
  UC1063769  Cystopteris fragilis Jerome S. Horton 1936-4-28 316 Los Angeles above Falls Wolfskill Canyon; Pomona Quadrangle Comment
  CHSC95777  Cytisus multiflorus LeRoy Gross 2004-3-30 1212 Los Angeles Transverse Ranges; Verdugo Mountains region: North side of mountains: Off the south side of the 210 freeway between La Tuna Canyon Road and Lowell Ave. in the city of Tujunga. 549 Comment
  CHSC35492  Datisca glomerata James Henrickson 1973-6-23 10915 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P.O. along old Topanga Canyon Road. 243 Comment
  RSA755461  Datisca glomerata R. G. Swinney 2008-7-16 9263 Los Angeles Little Rock Creek Canyon, 1.7 miles south of Burkhart Saddle along the Burkhart Trail at stream crossing. 1793 Comment
  UCR273231  Datisca glomerata R. G. Swinney 2011-10-18 15811 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  RSA588158  Datisca glomerata Orlando Mistretta 1994-5-23 1245 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA609108  Datura wrightii Louis C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  RSA657297  Datura wrightii Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -8 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  UCR223069  Datura wrightii R. G. Swinney 2009-5-6 10680 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  SD53026  Daucus pusillus Peter H. Raven 1962-5-22 17824 Los Angeles Santa Catalina Island; open grassland beyond Emerald Bay. 120 Comment
  UC1211133  Deinandra fasciculata Huron H. Smith 1912-5-28 5009 Los Angeles Avalon Canyon; Santa Catalina Island 60 Comment
  UC1584722  Deinandra fasciculata Tim Ross and Annette Ross 1991-6-3 5537 Los Angeles southerly slope Elephant Hill; west Pomona 304 Comment
  UC854072  Delphinium cardinale Alice Eastwood 1906-6-5 275 Los Angeles Roscoe Country adjacent to Los Angeles Comment
  UCR177307  Delphinium cardinale LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1027 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  RSA394503  Delphinium cardinale Geo. L. Moxley 1915-7-4 363 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  CHSC95501  Delphinium parishii LeRoy Gross 2005-4-28 2152 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  SBBG71763  Delphinium parishii subsp. parishii R. Hoffmann 1932-4-26 Los Angeles Harold Comment
  UC1125913  Delphinium parishii subsp. parishii A. D. Gifford 1935-5-10 702 Los Angeles 3 1/2 mi sse Neenach; Tejon Quadrangle Comment
  RSA305974  Delphinium parishii subsp. parishii J. L. Huber 1975-6-8 1551 Los Angeles San Gabriel Mountains, 1 mi. north of U.S. Forest Sevice station 1524 Comment
  RSA639569  Delphinium parishii subsp. parishii Louis C. Wheeler 1967-5-23 9675 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  RSA595868  Delphinium parryi subsp. parryi Tim S. Ross, Victor W. Steinmann 1995-5-8 8536 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  UCR174485  Delphinium parryi subsp. parryi Anuja Parikh, Nathan Gale 2005-4-29 2109 Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  RSA724386  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 419 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  UCSB33257  Delphinium patens subsp. hepaticoideum Miller, Brian 1963-6-15 Los Angeles Singing Springs, Mill Creek Canyon San Gabriel Mts. 1219 Comment
  SEINET13094852  Delphinium patens subsp. hepaticoideum Joseph Ewan 1929-5-30 3497 Los Angeles Old Wilson Trail, mile below Orchard Camp. 915 Comment
  UCSB32387  Delphinium patens subsp. montanum Griesel, Wesley 1962-5-12 Los Angeles The trail from Charleton Flats to Chilas Camp, San Gabriel Mts. 1524 Comment
  SBBG129319  Delphinium patens subsp. patens A. Parikh, N. Gale 2012-5-2 3581 Los Angeles W Fork San Gabriel River, 1.0 km E of Cogswell Dam 643 Comment
  SBBG13697  Dendromecon harfordii P. H. Raven 1962-5-20 17784 Los Angeles Airport Rd on main ridge about 1.5 mi W of Middle Ranch turnoff Comment
  SBBG77890  Dendromecon harfordii A. Conrad 1936-8-25 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC43170  Descurainia pinnata subsp. brachycarpa John H. Thomas 1957-4-27 6668 Los Angeles Point Dume, about 18 miles due west of Santa Monica. 60 Comment
  POM145496  Descurainia pinnata subsp. menziesii P. A. Munz 1928-3-7 11062 Los Angeles Claremont 366 Comment
  POM369418  Descurainia pinnata subsp. menziesii R. Hasson 1902-3-12 s.n. Los Angeles Figueroa Street, Los Angeles Comment
  UCD114788  Descurainia sophia M. P. Kelly 1918-5-23 s.n. Los Angeles Antelope Valley, Mahone Ranch. Comment
  CAS-BOT-BC402521  Dicentra ochroleuca L. R. Abrams 1913-7-18 5013 Los Angeles Russels Lake Comment
  RSA670713  Dicentra ochroleuca Bonnie C. Templeton 1955-5-12 7727 Los Angeles Along Mulholland Drive, Santa Monica Mountains. Comment
  RSA0070367  Dichelostemma capitatum R. G. Swinney 2010-4-1 12142 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire), below Forest Service boundary, from wash bottom to 150 m. to the west and from 50 to 150 meters north of Maclay. 399 Comment
  UCSB781  Dichelostemma capitatum Gill, Robert 1959-3-15 Los Angeles North end of Mills Ave, Claremont 487 Comment
  RSA376853  Dichelostemma capitatum subsp. capitatum L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA652067  Dichelostemma capitatum subsp. capitatum Gerald F. Bliss 1948-4-22 sn Los Angeles 5 miles west of Covina. SE of California State Polytechnic College on side of hill. 244 Comment
  UCSB41666  Dichelostemma capitatum subsp. capitatum Warren, Linette 1982-4-17 Los Angeles 900 feet up dirt road off Browns Canyon Road; 0.5 miles north of its junction with Simi Valley Fwy.; Browns Canyon; Chatsworth 365 Comment
  RSA563039  Dicoria canescens D. Charlton 1991-5-27 5306 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
  RSA306195  Digitaria sanguinalis Fay A. MacFadden 1931-6-2 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  UCR48959  Digitaria sanguinalis A. C. Sanders 1987-7-22 7167 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SBBG96777  Diplacus X australis T. Ross 1990-6-6 2858 Los Angeles Green Valley Pasture, in Francisquito Cyn 926 Comment
  SD12585  Diplacus brevipes Edith A. Purer 1935-5-11 6591 Los Angeles Hillside, Santa Monica Mountains Comment
  CAS-BOT-BC150663  Diplacus longiflorus John H. Thomas 1957-5-3 6725 Los Angeles North of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  CAS-BOT-BC150631  Diplacus rutilus Carl B. Wolf 1936-4-24 7773 Los Angeles Base of Santa Susana Pass 365 Comment
  CAS-BOT-BC195621  Distichlis spicata 1902-6-20 s.n. Los Angeles Redondo Comment
  RSA748076  Distichlis spicata R. G. Swinney 2005-5-21 8271 Los Angeles west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA749655  Distichlis spicata R. G. Swinney 2005-8-5 8363 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  RSA602954  Distichlis spicata var. stolonifera Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-11-9 2546 Los Angeles Santa Catalina Island. Lower road to Salta Verde Beach. 15 Comment
  PASA9  Dodecatheon clevelandii Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA721300  Dodecatheon clevelandii subsp. clevelandii R. G. Swinney 1998-4-11 5940 Los Angeles Claremont, 0.5 mi. to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr 768 Comment
  CAS-BOT-BC129963  Dodecatheon redolens H. J. Thompson 1953-6-12 1560 Los Angeles Below Little Jimmy Springs, N slope of Mt. Islip, N of Crystal Lake, San Gabriel Mts. 2133 Comment
  UC205855  Draba corrugata I. M. Johnston 1917-7-4 1416 Los Angeles summit Baldy (Southern California); San Antonio Mountains, summit of Baldy 3048 Comment
  RSA66174  Draba cuneifolia var. integrifolia F. W. Peirson 650 Los Angeles Sycamore Canyon, San Rafael Hills. Comment
  POM219990  Dryopteris arguta F. R. Fosberg 1932-5-6 8127 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 50 Comment
  RSA475247  Dryopteris arguta Lyman Benson 1945-2-16 11604 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  SD234723  Dryopteris arguta Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2926 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCSB8254  Dryopteris arguta Haller, John 1950-5-29 Los Angeles Santa Monica Mtns., Mulholland Dr., above Sepulveda Tunnel. 411 Comment
  RSA693692  Dryopteris arguta Donald R. Bissing 1973-2-26 8 Los Angeles Evey Canyon, 0.9 mile from canyon mouth 844 Comment
  UCD101873  Dudleya caespitosa Daryl Koutnik 1978-4-28 426 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UC1543921  Dudleya cymosa subsp. ovatifolia Peter H. Raven and David Verity 1960-5-7 15326 Los Angeles upper Arroyo Sequit; Santa Monica Mountains 243 Comment
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Dec 7 2015
  RSA423504  Dudleya cymosa subsp. pumila F. R. Fosberg, J. A. Ewan 1931-8-13 797 Los Angeles Mt. Islip 2300 Comment
  POM220650  Dudleya densiflora L. C. Wheeler 1932-6-26 876 Los Angeles San Gabriel Canyon 335 Comment
  UC1593826  Dudleya hassei Jim Dice, Michael Donoghue and Terry Martin 1983-5-20 347 Los Angeles ne facing slope above Pebbly Beach Drive (betw Avalon Bay and Abalone Point); Santa Catalina Island Comment
  UC1211092  Dudleya hassei Huron H. Smith 1912-5-3 4946 Los Angeles Azusa Catalina Island 243 Comment
  RSA772282  Dudleya lanceolata R. G. Swinney 2009-5-9 10702 Los Angeles Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  RSA149809  Dudleya lanceolata Wesley O. Griesel 1961-6-8 s.n. Los Angeles State Highway #2 near La Canada 610 Comment
  RSA303604  Dudleya lanceolata J. R. Shevock 1970-5-5 191 Los Angeles Little Tujunga Canyon 365 Comment
  RSA83378  Dudleya lanceolata F. W. Peirson 1925-4-23 5810 Los Angeles San Gabriel River 365 Comment
  SD82939  Dudleya multicaulis C. W. Tilforth 1971-5-30 381 Los Angeles Johnson's Pastures; hills north of Claraboya, Claremont. Comment
  SEINET13311319  Dudleya virens subsp. insularis Reid Moran 1972-5-27 19143 Los Angeles Just east of Pt. Vicente 5 Comment
  UCR273587  Dysphania botrys R. G. Swinney 2011-10-25 15886 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  SFV16655  Dysphania pumilio M. H. Grayum, D. L. Koutnik 1977-11-23 867 Los Angeles San Gabriel Valley Claremont. Rancho Santa Ana Botanic Garden near main entrance. 410 Comment
  SD66846  Ehrharta calycina R. Mitchel Beuachamp 1967-3-19 332 Los Angeles San Clemente Island, west of Sherman Airfield Comment
  RSA592832  Ehrharta erecta L. C. Wheeler 1967-2-7 9165 Los Angeles West Los Angeles. UCLA campus. Comment
  UCR91215  Ehrharta erecta Scott D. White 1996-3-18 3840 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  UCR203257  Eleocharis R. G. Swinney 2005-7-11 8299 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
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Sep 7 2017
  CAS-BOT-BC112854  Eleocharis macrostachya George B. Grant 1904-7-14 s.n. Los Angeles East Lake Reservoir, Los Angeles. Comment
  RSA191644  Eleocharis palustris Robert F. Thorne, M. Z. Thorne 1966-8-29 36605 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  UCR149913  Eleocharis parishii R. G. Swinney 1997-6-19 5613 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  UCR190883  Elymus elymoides R. G. Swinney, Cody Clarke 2001-6-20 8002 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  RSA0127704  Elymus elymoides Louis C. Wheeler 1967-7-15 10073 Los Angeles Angeles National Forest. Southwest side of Mt. Waterman. Comment
  POM1333  Elymus elymoides subsp. californicus I. M. Johnston 1917-6-20 1304 Los Angeles Baldy Lookout of USFS. 2134 Comment
  RSA0094556  Elymus elymoides subsp. elymoides Richard G. Swinney 2011-6-6 15009 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  SEINET13276845 Image available Elymus elymoides subsp. elymoides R. G. Swinney 2011-1 15510 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak (Chilao Flat 7.5' Q.) 1170 Comment
  SEINET4134699  Elymus elymoides subsp. elymoides Scott D. White, Pam DeVries 1998-1 6762 Los Angeles Soledad Canyon Area: Proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. USGS 7.5' Agua Dulce quad.; 0 549 Comment
  LA103220  Elymus glaucus subsp. glaucus Barry A. Prigge; 1985-6-14 6400 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA641379  Elymus glaucus subsp. jepsonii Orlando Mistretta 1995-6-23 1829 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 2. 1829 Comment
  UCR101737  Elymus stebbinsii L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., Lost Canyon at Bear Creek Trail 1220 Comment
  CAS-BOT-BC204243  Elymus trachycaulus subsp. subsecundus Le Roy Abrams 1901-6-6 1735 Los Angeles Ballona Creek, Mesmer Comment
  RSA639722  Elymus trachycaulus subsp. trachycaulus L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  UCD150960  Encelia D. S. Park 2010-4-26 45 Los Angeles Ranch Santa Ana Botanic Garden 391 Comment
  CAS-BOT-BC131191  Encelia californica I. Johnston 1917-4-11 s.n. Los Angeles Dominguez Mesa Comment
  SBBG96674  Encelia californica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4256 Los Angeles lower half of China Cyn Comment
  RSA0051645  Encelia californica Harold L. Pirie 1963-5-10 s.n. Los Angeles Santa Monica Mts., Along Mulholland Dr. just west of Taconis Ranch Rd. 304 Comment
  SEINET7845923 Image available Encelia californica J. H. Barber 1897-1-24 29 Los Angeles Santa Monica Forestry Station Comment
  CAS-BOT-BC226643  Ephedra nevadensis Steven R. Hill; Kate Kramer 2001-4-22 33367 Los Angeles North foothills of San Gabriel Mountains, Elizabeh Lake Road, 3.3 miles west of California Route 14, 0.9 mile west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek 853 Comment
  RSA383905  Ephedra nevadensis Robert Gustafson, Christopher Davidson 1977-4-20 424 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  UCD133217  Ephedra nevadensis Lewis S. Rose 1968-4-5 68014 Los Angeles Mojave Desert. Acton. 822 Comment
  UCSB24121  Ephedra nevadensis Wheeler, Louis 1932-4-10 Los Angeles Palmdale, Mojave Desert 762 Comment
  RSA725124  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -37 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SEINET5869067 Image available Ephedra viridis C. E. Jones, Y. Atallah 2001-1 CEJ 19 Los Angeles Rock Springs Rd ca 0.1 mi above/SW of intersec with Big Pines Hwy, NW side of rd on banks of Rock Springs Creek. In northeastern foothills of San Gabriel Mountains. Comment
  UCR185587  Ephedra viridis A. C. Sanders 2007-4-25 33580 Los Angeles Tehachapi Mtns., Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  RSA607560  Epidendrum obrienianum Louis C. Wheeler 1964-5-15 8474 Los Angeles Altadena: 41 E. Pine Street. Comment
  RSA72111  Epilobium brachycarpum F. W. Peirson 1920-9-5 124 Los Angeles Toll Road to Mt. Wilson. 915 Comment
  UCR129430  Epilobium canum A. C. Sanders, Mark Elvin 2002-6-20 25207 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  CAS-BOT-BC166275  Epilobium canum subsp. canum Geo. B. Grant 1902-8-1 1394 Los Angeles Catalina Isl. Comment
  RSA588448  Epilobium canum subsp. canum F. R. Fosberg 1931-7-13 S- 5392 Los Angeles St. Catharine Hotel, Descanso Canyon. Santa Catalina Island. 20 Comment
  RSA600884  Epilobium canum subsp. canum Louis C. Wheeler 1945-10-30 6162 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 366 Comment
  SDSU8889  Epilobium canum subsp. canum D. F. Howe 1951-10-7 2162 Los Angeles Mandeville Canyon, Santa monica Mountains. Comment
  UC20673  Epilobium canum subsp. canum J. H. Barber 1897-7-2 236 Los Angeles Bear Canyon Comment
  UCR128016  Epilobium canum subsp. canum Mark A. Elvin 2003-8-13 2981 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  RSA0021710  Epilobium ciliatum Duncan S. Bell, Caitlin Elam 2013-6-24 5259 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UC64306  Epilobium ciliatum subsp. ciliatum H. M. Hall 1895-8-5 228 Los Angeles Swarthout Canyon San Antonio Mountains 2042 Comment
  UCR223606  Epilobium densiflorum R. G. Swinney 2009-6-8 11077 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
  UCR17318  Epipactis gigantea R. S. Woglum 1937-8-17 0834 Los Angeles San Gabriel Mtns., upper San Gabriel River Canyon, Soldier's Creek 1220 Comment
  RSA381715  Epipactis gigantea Bonnie C. Templeton, I. W. Clokey 1936-5-18 5665 Los Angeles San Gabrie1 Canyon, 1/2 mile below dam. [San Gabriel Mounntains]. Comment
  RSA579861  Equisetum hyemale var. affine T. S. Ross, Steve Boyd 1994-5-24 7841 Los Angeles 'Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  UC810268  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Eagle's Nest Middle Ranch Canyon; Santa Catalina Isl. 180 Comment
  SEINET3154661  Equisetum telmateia G. B. Grant 406 Los Angeles Pasadena Comment
  CATA1348  Equisetum telmateia subsp. braunii Mark L. Hoefs, Robert F. Thorne 1995-7-26 2454 Los Angeles Santa Catalina Island: Middle Canyon in stream bed just below reservoir 169 Comment
  UCD135730  Equisetum telmateia subsp. braunii Louis C. Wheeler 1932-3-17 505 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  CAS-BOT-BC204481  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 miles N Claremont 411 Comment
  UC817580  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 mi n Claremont 411 Comment
  UCR143294  Eragrostis orcuttiana L. C. Wheeler 1931-9-1 47 Los Angeles Transverse Ranges; San Gabriel Mountains region, Citrus grove 2 miles north of Claremont 412 Comment
  LA34231  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-6-4 14333 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  UC75422  Eremocarpus setiger C. F. Baker 1903-8-1 3445 Los Angeles Claremont Comment
  RSA421564  Eremocarpus setiger Anstruther Davidson 3657 Los Angeles Malibu Creek. Comment
  SBBG127039  Eremocarya lepida A. Parikh, N. Gale 2011-6-28 3518 Los Angeles upper Big Tujunga Cyn, 0.2 km SW of Shortcut Station, 0.4 km N of St Hwy 2; San Gabriel Mtns 1293 Comment
  SFV5388  Eremogone macradenia J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains About 5 miles northwest of Big Pines on road to Valyermo. 1768 Comment
  SBBG69944  Eremogone macradenia var. macradenia S. W. Hutchinson 1930-5-8 417 Los Angeles Mint Cyn to Lancaster 762 Comment
  CAS-BOT-BC162727  Eremothera boothii subsp. decorticans Peter H. Raven 1962-5-15 17529 Los Angeles Bouquet Canyon Comment
  UCR282002  Eremothera refracta R. G. Swinney 2014-5-1 16319 B Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UCSB23330  Eriastrum densifolium subsp. austromontanum McPherson, J. 1966-5-24 Los Angeles Santa Clara River bed, about 0.75 mi. west of Saugus on Saugus-Castaic Road 304 Comment
  UCR126163  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-24 108 Los Angeles Mojave Desert/San Gabriel Mtns., County Hwy S4 (204th St. East), 7.4 km south of Hwy 138, northern mouth of Grandview Canyon, along west side of Hwy S4 1396 Comment
  CAS-BOT-BC514981  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1903-7-20 3345 Los Angeles Claremont Comment
  SBBG62823  Ericameria cooperi var. cooperi R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  SD90390  Ericameria cooperi var. cooperi Robert F. Thorne 1973-5-11 43493 Los Angeles San Gabriel Mountains; 0.5 mile north of Bob's Gap, nborth slope of Holcomb Ridge. 1160 Comment
  SD40105  Ericameria ericoides subsp. ericoides Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  LA202488  Ericameria linearifolia Louis Wheeler; 1932-4-9 563 Los Angeles Antelope Valley, 4 mi. WSW Fairmont 914 Comment
  RSA605501  Ericameria linearifolia L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA0016993  Ericameria linearifolia P. A. Munz 1923-5-26 6826 Los Angeles Big Rock Creek, San Gabriel Mts. 1402 Comment
  SFV3829  Ericameria nauseosa var. mohavensis M. L. Vincent 1962-10-4 291 Los Angeles San Gabriel Mountains Pallett Creek Road, 1 mile south of Valyermo Road. 1145 Comment
  CAS-BOT-BC131655  Ericameria parishii var. parishii C. W. Sharsmith 1938-8-30 3867 A Los Angeles South slopes between Barley Flats and Red Box Divide, San Gabriel Mountains 1158 Comment
  SD68970  Ericameria parishii var. parishii Robert F. Thorne, M. Z. Thorne 1966-8-29 36596 Los Angeles San Gabriel Mountains, Angeles National Forest. along highway from Crystal Lake to Islip Saddle 1615 Comment
  UCR182242  Ericameria parryi R. G. Swinney 1997-9-6 5868 Los Angeles San Gabriel Mountains., Forest Service Rd 4N06 (up Mescal Canyon), 0.8 mi N of Big Pines Rd. 1744 Comment
  CAS-BOT-BC293143  Ericameria pinifolia Ernest C. Twisselmann 1961-10-31 6677 Los Angeles Liebre Mountains: Munz Lake 929 Comment
  POM359355  Ericameria pinifolia Anstruther Davidson 1892-08 s.n. Los Angeles Verdugo [Park] Comment
  RSA758725  Ericameria pinifolia Geo. L. Moxley 1915-7-5 372 Los Angeles Arroyo Seco, Pasadena. Comment
  RSA764413  Ericameria pinifolia Justin M. Wood 2009-8-18 1254 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SBBG62765  Ericameria teretifolia R. Hoffmann 1927-9-23 Los Angeles Palmdale Comment
  UC1321242  Ericameria teretifolia R. F. Hoover 1966-10-16 10193 Los Angeles 3 mi s Palmdale Comment
  RSA660190  Erigeron foliosus Orlando Mistretta 1992-7-9 644 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR189956  Erigeron foliosus R. G. Swinney 1998-9-4 6890 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA0056303  Eriodictyon crassifolium James R. Shevock 1970-3-24 61 Los Angeles Foothills of San Gabriel Mts., above Sylmar. 365 Comment
  CAS-BOT-BC189183  Eriodictyon crassifolium var. nigrescens A. C. Sanders; Helen Kennedy 2005-4-13 29415 Los Angeles Western San Gabriel / Liebre Mountains Region: Santa Clarita area, lower Mint Canyon at the community of MInt Canyon 487 Comment
  SBBG116300  Eriodictyon crassifolium var. nigrescens R. Burgess, P. Munro 2002-5-6 5133 Los Angeles Hungry Valley Rd, in the vicinity of county line, Hungry Valley 914 Comment
  SD44543  Eriodictyon crassifolium var. nigrescens Kay H. Beach 1943-5-11 1743 Los Angeles San Gabriel Mts, upper part of Lewis Paul Canyon on Woods Trail Comment
  RSA608638  Eriodictyon trichocalyx Louis C. Wheeler 1931-3-29 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  SFV16065  Eriodictyon trichocalyx P. A. Krueger 1994-5-18 36 Los Angeles San Gabriel Mountains 5.5 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  RSA652156  Eriodictyon trichocalyx subsp. trichocalyx C. A. Schideler 1981-4-26 38 Los Angeles San Gabriel Mtns., N. end of Hwy. 39, end of East Fork at fire station, N. on extended dirt road. Comment
  POM3878  Eriodictyon trichocalyx var. trichocalyx I. M. Johnston 1917-5-6 s.n. Los Angeles Mouth of San Antonio Canon. 610 Comment
  SBBG126026  Eriogonum angulosum A. Parikh, N. Gale 2010-5-11 3155 Los Angeles 1.5 km S of Hwy 138 near intersection of 130th St W and Ave E, 0.1 km E of power lines 787 Comment
  UC184330  Eriogonum baileyi var. baileyi A. D. E. Elmer June, 1902 3690 Los Angeles Acton Comment
  RSA601142  Eriogonum baileyi var. baileyi Louis C. Wheeler 1966-10-23 9054 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  JEPS57063  Eriogonum brachyanthum Ralph Hoffmann 1927-8-31 2674 Los Angeles Palmdale Comment
  POM9851  Eriogonum brachyanthum F. W. Peirson 1921-5-19 s.n. Los Angeles Little Rock Creek. 976 Comment
  CLARK-A1528-3622  Eriogonum cinereum John C. Roos 1942-9-26 1727 Los Angeles Santa Monica Comment
  LA94746  Eriogonum cinereum Norman A. Cole; May 1964 324 .4 Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA65966  Eriogonum cithariforme var. agninum Joseph A. Ewan 1930-10-22 3426 Los Angeles Bouquet canyon, 4 miles above mouth. Comment
  SEINET6332083  Eriogonum cithariforme var. agninum Robert Thorne, C. W. Tilforth 1973-4-20 43001 Los Angeles San Gabriel Mountains, Mojave Desert slope, 1 miles N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge 1143 Comment
  RSA393568  Eriogonum clavatum Anstruther Davidson 1893-5-12 s.n. Los Angeles Harold. Comment
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Dec 22 2020
  RSA66185  Eriogonum davidsonii F. W. Peirson 1927-6-29 7680 Los Angeles San Gabriel Mountains: trail to Strawvberry Peak, 2.5 mi. from Switzers 1128 Comment
  SBBG127613  Eriogonum elongatum var. elongatum R. Burgess, P. Munro 2008-10-8 8154 Los Angeles E side of Westlake Blvd, just SE of intersection of Westlake Blvd and Carlisle Rd, in grassy swale adjacent to tributary of Lake Eleanor Crk; Thousand Oaks 304 Comment
  UC1032004  Eriogonum elongatum var. elongatum G. E. Sindel 1935-1-16 118 Los Angeles 4 mi s Neenach; Angeles National Forest, Tejon Quadrangle Comment
  UCR271198  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-1 15944 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  IRVC26153  Eriogonum fasciculatum A. C. Sanders 2003-6-19 26968 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  OBI44791  Eriogonum fasciculatum David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20050 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  OBI56223  Eriogonum fasciculatum Clinton C. Shock 1980-6-16 139 Los Angeles I-5, 0.4 mi NW of Tejon Pass Comment
  RSA746550  Eriogonum fasciculatum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37003 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
  RSA747091  Eriogonum fasciculatum A. C. Sanders, T. B. Salvato 2009-5-19 36817 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  RSA0051557  Eriogonum fasciculatum Paul Gripp s.n. Los Angeles Topanga Canyon. 304 Comment
  IRVC28667  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25105 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  RSA0091510  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-10-10 15744 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  SEINET13203218 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-1 15860 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  UCR205642  Eriogonum fasciculatum subsp. polifolium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37003 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UCR223109  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-5-13 10793 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  SBBG62051  Eriogonum fasciculatum var. fasciculatum R. Hoffmann 1931-4-28 Los Angeles Bouquet Cyn Comment
  RSA393413  Eriogonum fasciculatum var. foliolosum Edwin Kline 1928-6-22 s.n. Los Angeles San Gabriel Mountains: foothills of Mt. Wilson. Comment
  RSA611976  Eriogonum fasciculatum var. foliolosum Valerie L. Soza, Laura Moore 1997-8-16 53 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. [Coordinates given are] at center of BFS; ca. 10 feet east of fire road. 412 Comment
  POM50855  Eriogonum fasciculatum var. polifolium A. D. E. Elmer 1902-06 3660 Los Angeles Palmdale. Comment
  UC1032082  Eriogonum fasciculatum var. polifolium N. French 1934-5-11 162 A Los Angeles 1 mi ne Ravenna; Tujunga Quadrangle Comment
  UCR108443  Eriogonum fasciculatum var. polifolium L. C. Wheeler 1961-6-13 7872 Los Angeles San Gabriel Mtns, Pacoima Canyon at Bad Canyon 1098 Comment
  UCSB1478  Eriogonum fasciculatum var. polifolium Ralph, F. 1959-5-15 Los Angeles Mint Canyon at campground along U.S. 6; 7.9 miles north of jct. with Soledad Canyon Rd 457 Comment
  UC729549  Eriogonum giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles above Amphitheatre; Santa Catalina Island, Avalon 60 Comment
  UCR177477  Eriogonum gracillimum LeRoy Gross 2005-5-19 2300 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
  SEINET10446309 Image available Eriogonum grande Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22670 Los Angeles Channel Islands; east side 1 mile south of Wilsons Cove, San Clemente Island 35 Comment
  RSA393220  Eriogonum grande var. grande M. B. Dunkle 1939-4-6 7290 Los Angeles Buck beach, Mosquito Harbor, San Clemente Island Comment
  CAS-BOT-BC261171  Eriogonum heermannii var. heermannii C. B. Wolf 1931-11-8 1430 Los Angeles Big Rock Creek, Desert Slope of San Gabriel Mts., 1/8 mile below Big Rock Ranger Station 1066 Comment
  RSA226031  Eriogonum maculatum Robert F. Thorne, C. W. Tilforth 1971-6-29 40645 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  UCR209486  Eriogonum maculatum R. G. Swinney 2008-6-17 9020 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA0082570  Eriogonum mohavense Ralph Hoffmann 1929-5-20 979 Los Angeles Redman. Western Mojave Desert. Comment
  UCR209258  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-10-7 9472 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  CAS-BOT-BC258575  Eriogonum ordii Ralph Hoffmann 1930-6-6 s.n. Los Angeles Liebre Station Comment
  UC56801  Eriogonum parvifolium Ernest Braunton Oct 1902 709 Los Angeles Ballona Comment
  UCD100817  Eriogonum parvifolium G. R. Ballmer; G. Pratt 1986-3-25 s.n. Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport. 6 Comment
  SEINET13383033 Image available Eriogonum saxatile R. G. Swinney 2011-1 15323 Los Angeles Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCR145163  Eriogonum saxatile June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  RSA489254  Eriogonum saxatile James L. Reveal, R. Broome 1987-6-25 6571 Los Angeles San Gabriel Mountians: along the Angeles Crest Highway ( California Highway 2) at milepost 47.3, 10.4 miles S of Cloudburst Summit and 0.4 mile S of Charlton Flat Campgound. 1616 Comment
  RSA766273  Eriogonum saxatile Joseph A. Ewan 1936-8-13 10037 Los Angeles On east and south side of summit area. Baldy Notch 2835 Comment
  CAS-BOT-BC262859  Eriogonum thurberi Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  RSA776326  Eriogonum trichopes R. G. Swinney 2009-4-29 10604 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA0005164  Eriogonum umbellatum var. minus I. M. Johnston 1917-8-22 1692 Los Angeles San Antonio Mountains, summit of Baldy. 3049 Comment
  RSA420637  Eriogonum umbellatum var. minus Albert J. Perkins 1915-7-26 s.n. Los Angeles Summit of Mt. San Antonio. 3049 Comment
  UCSB9111  Eriogonum vimineum Hoffmann, Ralph 1928-11-9 Los Angeles Acton Comment
  CAS-BOT-BC267410  Eriogonum wrightii var. membranaceum Peter H. Raven; Henry J. Thompson 1958-10-11 13763 Los Angeles Santa Monica Mountains. 0.7 miles south of junction of roads at summit, Saddle Peak 746 Comment
  UCD84642  Eriogonum wrightii var. membranaceum D. L. Koutnik; William Balch, Mary Barbercheck, Debra Koutnik 1981-12-22 s.n. Los Angeles Along fireroad to Castro Peak, Santa Monica Mountains. Comment
  RSA188501  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Olmsted 1965-8-26 35355 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  SBBG28189  Eriogonum wrightii var. subscaposum V. Duran 1933-7-28 3540 Los Angeles Buckhorn 1981 Comment
  CAS-BOT-BC297973  Eriophyllum confertiflorum Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Peak trail, San Gabriel Mts Comment
  RSA131020  Eriophyllum confertiflorum Percy C. Everett, E. K. Balls 1959-6-2 23834 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 229 Comment
  RSA659362  Eriophyllum confertiflorum Ely Aguilar 1998-5-8 26 Los Angeles 0.5 miles from locked Pt. Mugu State Park entrance on the Newberry Park side 91 Comment
  SFV6205  Eriophyllum confertiflorum R. M. Muran 1974-4-26 82 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  UCR223311  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10846 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA598257  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 1969-6-25 160 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. 426 Comment
  SBBG98659  Eriophyllum confertiflorum var. confertiflorum T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5127 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  UCR170319  Eriophyllum pringlei John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  RSA252975  Eriophyllum wallacei R. F. Thorne, C. W. Tiforth 1973-4-20 43100 Los Angeles San Gabriel Mountains. 1143 Comment
  RSA578648  Eriophyllum wallacei Timothy S. Ross 1994-5-1 7590 b Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCSB9202  Eriophyllum wallacei Phillips, Priscilla 1958-4-26 Los Angeles 2 mi. south of Palmdale, Route 138 Comment
  RSA602106  Erodium botrys Scott D. White 1997-5-7 5067 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. 320 Comment
  RSA0114179  Erodium botrys Steven A. Junak 2000-6-30 SCa- 1354 Los Angeles Santa Catalina Island. Above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area. 427 Comment
  RSA629719  Erodium botrys Louis C. Wheeler 1947-1-5 6564 b Los Angeles Arcadia: In parkway in center of Woodward Avenue between Baldwin Avenue and Oakwood Drive. Comment
  RSA631380  Erodium cicutarium Valerie L. Soza, LeRoy Gross 1999-5-10 454 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA772302  Erodium cicutarium R. G. Swinney 2009-4-28 10531 Los Angeles summit of Mt. Emma. 1585 Comment
  RSA647971  Erodium cicutarium Michelle Manolovitz, Brian Manolovitz 1992-5-12 12 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet northwest of park office. Comment
  SD124482  Erodium cicutarium Barry Prigge 1986-3-20 6970 Los Angeles Tehachapi Mountains: 0.4 mile east of Gorman on Lancaster Road. 1128 Comment
  UCR92048  Erodium moschatum Scott D. White 1996-4-9 3881 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  SBBG19167  Erodium moschatum M. A. Piehl 1963-12-8 631109 Los Angeles behind shore between Whale Pt and NW Harbor 3 Comment
  UC1211011  Erysimum capitatum Huron H. Smith 1912-5-3 4932 Los Angeles Azusa 243 Comment
  UCR231150  Erysimum capitatum R. F. Thorne, James Henrickson 1963-5-5 32301 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  UCR256222  Erysimum capitatum R. G. Swinney 2010-6-4 13035 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA0091093  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-26 14868 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  SBBG14999  Erysimum capitatum var. capitatum E. C. Twisselmann 1962-4-10 6829 Los Angeles Rosamond region, 1.3 mi E of Hwy 6 on rd at the end of Ave A 624 Comment
  LA204349  Erysimum capitatum var. capitatum W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, Glendora Mt. Road Comment
  LA202015  Eschscholzia caespitosa Arthur C. Gibson; 2003-8-1 5023 Los Angeles Santa Monica Mountains, Calabasas, fire road off Old Topanga Rd Comment
  SD69712  Eschscholzia californica Robert F. Thorne 1966-4-28 36212 Los Angeles Santa Catalina Island, on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon. 274 Comment
  RSA0121218  Eschscholzia californica Freda Detmers 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA652140  Eschscholzia californica Frank W. Hedges 1948-5-9 s.n. Los Angeles 517 W. Puente, Covina. 170 Comment
  SBBG38709  Eschscholzia californica R. Moran 1941-2-25 612 Los Angeles above sea, N of Wilson's Harbor 100 Comment
  UCD95277  Eschscholzia californica Curtis Clark 1975-3-21 446 Los Angeles State Highway 138, 24 miles west of junction with State Highway 14, east of Gorman. Comment
  RSA433659  Eschscholzia californica subsp. californica M. Bisbee 1917-5-26 s.n. Los Angeles Eagle Rock. Comment
  RSA225739  Eschscholzia californica var. peninsularis Robert F. Thorne, A. C. Gibson 1971-5-22 39712 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UCR163511  Eschscholzia minutiflora B. G. Pitzer 1998-5-23 3727 Los Angeles Western Mojave Desert, community of Lake Los Angeles, NNE of Pearblossom, intersection of 170th St. and Ave 'N 801 Comment
  POM18237  Eschscholzia ramosa P. A. Munz 1923-4-11 6763 Los Angeles San Clemente Island, west coast below Hay Ranch Comment
  RSA445471  Eschscholzia ramosa F. R. Fosberg 1931-4-13 S- 4598 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  UCR87157  Eucalyptus camaldulensis T. S. Ross, Walter Appleby 1993-6-7 7366 Los Angeles W end San Gabriel Mtns., draw draining SW from May Canyon Saddle. 1085 Comment
  RSA0010847  Eucalyptus camaldulensis Robert Gustafson 1981-4-14 2164 Los Angeles Ballona Wetlands, southwestern section of Area 2. Comment
  RSA675007  Eucalyptus globulus LeRoy Gross 2003-2-22 747 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  CHSC98721  Eucalyptus viminalis LeRoy Gross 2003-1-25 686 Los Angeles Transverse Ranges; Santa Susana Mountains; Johnston's Motorway from Indian Springs Estates (private homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road, climbs to main crest. Next to old foundation, off of old motorway. 610 Comment
  SFV2967  Eucrypta chrysanthemifolia K. A. Wilson 1961-3-11 985 Los Angeles San Gabriel Mountains Bouquet Canyon. Small stream gully. 2 miles north of Texas Canyon. 550 Comment
  RSA0107887  Eucrypta chrysanthemifolia Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 554 Los Angeles Santa Catalina Island. Along Airport Road, at head of canyon above Hamilton Cove. 317 Comment
  RSA675875  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2003-3-9 783 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCR281335  Eucrypta chrysanthemifolia var. chrysanthemifolia R. G. Swinney 2014-5-21 16627 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA747328  Euphorbia albomarginata R. G. Swinney 2005-8-11 8439 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR280556  Euphorbia albomarginata R. G. Swinney 2014-4-17 16071 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  UCD170881  Euphorbia dendroides D. Koutnik 1996-4-20 s.n. Los Angeles San Gabriel Mtns., foothills above Pasadena, side canyon of Eaton Wash along New York Drive, 0.25 mi. north of Sierra Madre Blvd. 300 Comment
  UCR213793  Euphorbia dendroides Scott D. White, Justin M. Wood, Chris Huntley, Jamie Miner 2009-5-12 12685 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  SBBG126140  Euphorbia helioscopia A. C. Sanders with T. B. Salvato 2009-5-20 36876 Los Angeles Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines E of Rosemead Blvd (Hwy 19) and W of Santa Anita Ave 66 Comment
  UCR182229  Euphorbia maculata R. G. Swinney 1997-12-31 5886 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  POM306247  Euphorbia peplus Henry J. Ramsey, Henry J. Ramsey 1938-1-9 I- 373 Los Angeles North Craig Ave., Altadena. Comment
  RSA515349  Euphorbia terracina A. C. Sanders 1987-12-4 7584 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SBBG13618  Extriplex californica P. H. Raven 1962-4-11 17254 Los Angeles due W of Wall 2 9 Comment
  RSA0093459  Festuca arundinacea R. G. Swinney 2011-9-22 15665 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA0110928  Festuca microstachys R. G. Swinney 2011-6-7 15075 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
  UCR108206  Festuca microstachys L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  UCR277064  Festuca microstachys R. G. Swinney 2011-6-7 15075 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
  UCR255773  Festuca myuros R. G. Swinney 2010-5-4 12493 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
  LA99236  Festuca perennis R. L. Armacost; 1967-7-2 2289 Los Angeles Santa Monica Mountains, Santa Monica: SW corner of Alta and 26th Street Comment
  SDSU3244  Festuca perennis Gerald Collier 1951-5-10 M 60 Los Angeles 11618 Mayfield Ave, LA 49. Comment
  SD30985  Festuca temulenta Edith A. Purer 1931-3-12 984 Los Angeles Palos Verdes Hills, along roadside Comment
  LA99308  Filago californica R. L. Armacost; 1968-5-7 2373 Los Angeles Santa Monica Mountains, Tapia Park, above park 152 Comment
  RSA596914  Filago californica Timothy S. Ross, J. Mark Porter 1995-5-4 8527 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA590430  Filago gallica Timothy S. Ross 1993-4-21 6836 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972ft) and Cactus Peak (1560ft); 500-1200 ft. NNE to NE of 'Quartz' (1252ft) 396 Comment
  RSA453792  Foeniculum vulgare A. G. Goodwin 1940-05 s.n. Los Angeles Compton Comment
  RSA596213  Forestiera pubescens Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-11 3385 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  RSA0102533  Frangula californica subsp. californica Richard G. Swinney 2010-9-30 13957 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
  RSA613488  Frangula californica subsp. californica Louis C. Wheeler 1931-8-16 S- 33 Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  SBBG26943  Frangula californica subsp. californica I. W. Clokey, B. Templeton -Apr-1929 4442 Los Angeles Mandeville Cyn 200 Comment
  CAS-BOT-BC53330  Frangula californica subsp. cuspidata Carl B. Wolf 1928-3-29 1578 Los Angeles 2 mi. from Sandbergs on the ridge route, on road to Elizabeth Lake 1097 Comment
  CAS-BOT-BC223761  Frankenia salina Herman Knoche 1919-7-4 Series A, No. 1006 Los Angeles San Clemente Island, Smuggler's Cove Comment
  RSA392138  Frasera neglecta Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA628582  Frasera neglecta Louis C. Wheeler 1967-7-15 10059 Los Angeles Mt. Waterman, on W ridge. 1951 Comment
  RSA240680  Fraxinus dipetala Donald R. Bissing 1973-4-20 47 Los Angeles Evey Canyon, San Gabriel Mountains. On canyon wall below road cut 0.9 mi from canyon mouth. 823 Comment
  HSC101600  Fraxinus uhdei Steve Boyd, Rick Riefner 2007-4-27 11741 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue 43 Comment
  RSA0105216  Fraxinus uhdei R. G. Swinney 2011-10-27 15929 Los Angeles San Gabriel Mountains: 0.3 miles east (downstream) from entrance gate of Cogswell Dam along FS Route 2N25, West Fork Natl. Scenic Bikeway. 646 Comment
  CAS-BOT-BC211013  Fraxinus velutina Le Roy Abrams; E. A. McGregor 1908-6-20 400 Los Angeles Liebre Mountains. Between Oakgrove Canyon & Elizabeth Lake Comment
  RSA0077520  Fremontia californica G. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon. Comment
  RSA367721  Fritillaria biflora Geo L. Moxley 1914-2-15 204 Los Angeles Hills n.w. of Highland Park Comment
  RSA96562  Froelichia gracilis George W. Garrettson 1955-6-8 s.n. Los Angeles Santa Fe right-of way, Walnut Ave., San Dimas Comment
  UCD97824  Froelichia gracilis G. W. Garrettson 1955-6-8 s.n. Los Angeles Santa Fe right-of-way, Walnut Avenue, San Dimas. Comment
  SD237599  Galium R. G. Swinney 2009-4-28 10534 Los Angeles Transverse Range: San Gabriel Mountains: summit of Mt. Emma (Pacifico Mountain 7.5'Q) 1584 Comment
  RSA702032  Galium andrewsii Steve D. Boyd, Amber Maurice 2004-5-18 11311 Los Angeles Atmore Meadows area. Comment
  RSA773618  Galium angustifolium R. G. Swinney 2009-4-29 10577 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  JEPS114014  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1994-5-10 7700 Los Angeles Saddle divide between E. Fork Fish Canyon and Warm Springs Canyon; vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132), NNW of Warm Springs Mountain summit. Comment
  JEPS56101  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4172 Los Angeles just below junction of Gorge Road; Santa Monica Mts., Las Flores Canyon Comment
  LA50689  Galium angustifolium subsp. angustifolium Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA587379  Galium angustifolium subsp. angustifolium Orlando Mistretta 1995-4-21 1630 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mi. N of Kitter Canyon 1052 Comment
  RSA607228  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA729724  Galium angustifolium subsp. angustifolium R. G. Swinney 1999-6-18 7324 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  POM367675  Galium angustifolium subsp. angustifolium Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 950 Los Angeles Off Angeles Crest Hwy, ca. 5 mi. N of La Canada. 793 Comment
  POM367689  Galium angustifolium subsp. angustifolium Sam Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon 823 Comment
  CHSC83632  Galium angustifolium subsp. nudicaule John Dittes; Gina Hall 1990-7-19 260 Los Angeles Transverse Range; San Gabriel Mts., north of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Upslope of Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  JEPS56048  Galium angustifolium subsp. nudicaule Lauramay T. Dempster and Clare Hardham 1965-6-16 4123 Los Angeles Angeles Crest Hwy n Waterman Mountain; San Gabriel Mts., Cloudburst Summit 2139 Comment
  CHSC110695  Galium angustifolium var. angustifolium Dean Wm. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction with Road 1N36. 868 Comment
  UC28169 Image available Galium angustifolium var. pinetorum Dr. A. Davidson 1893-1 Los Angeles Sierra Madre Mts.; ; Sierra Madre Mts., Los Angeles Co. Comment
  POM4535  Galium aparine D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  UC1408956  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-11 42842 Los Angeles Norton Canyon San Clemente Island 274 Comment
  JEPS7419  Galium catalinense subsp. catalinense George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 490 -2282 Los Angeles Santa Catalina Island Comment
  POM9650  Galium cliftonsmithii Philip A. Munz, R. D. Harwood 1920-5-15 4013 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  SD181347  Galium grande V. Soza, Monica Acosta 2001-6-20 1299 b Los Angeles San Gabriel Mountains region; Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road, ca. 1.54 miles east of junction with Van Tassel Truck Trail 854 Comment
  RSA230264  Galium johnstonii Robert F. Thorne 1969-7-2 38304 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA454408  Galium nuttallii C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA213330  Galium nuttallii subsp. insulare Reid V. Moran 1941-2-23 606 Los Angeles Catalina Island. South of Johnson's Valley 200 Comment
  JEPS27069  Galium parishii Ehrendorfer and Grant 1959-6-14 5902 Los Angeles hills about 2 mi n Big Pines; San Gabriel Mts. 1981 Comment
  UCR140004  Galium parisiense L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns., summit of Johnstone Peak 976 Comment
  SEINET3200281  Galium porrigens G. Rink 2011-6-1 10580 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  CAS-BOT-BC499144  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 a Los Angeles Liebre Mountains, N side of Warm Springs Rd 6N32, W of Lake Hughes Rd. 640 Comment
  RSA656936  Galium porrigens var. porrigens Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1048 Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, alongside Silver Fish Road (FS Road 2N28), above Water Canyon, W of Morris Reservoir. 518 Comment
  UCD170503  Galium porrigens var. porrigens D. O. Burge 2017-4-3 2237 Los Angeles Santa Monica Mountains, Rocky Oaks Dam. 530 Comment
  SBBG12384  Gambelia speciosa P. H. Raven 1962-7-11 17991 Los Angeles N of Nanny, NE of Lemon Tank, about half way down Comment
  RSA0082567  Gamochaeta pensylvanica R. G. Swinney 2010-4-28 12433 Los Angeles 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
  RSA225662  Gamochaeta pensylvanica R. F. Thorne, A. C. Gibson 1971-5-22 39725 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 549 Comment
  RSA602400  Gamochaeta pensylvanica L. C. Wheeler 1946-12-14 6449 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  UC1118553  Gamochaeta pensylvanica J. Horton 1937-6-7 450 Los Angeles Tanbark Flats Pomona Quadrangle, Tanbark Watershed, Tanbark Flats Comment
  RSA247436  Garrya veatchii Jack Delaini 1974-2-27 48 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. along Johnston Peak rd. 884 Comment
  CATA1195  Gastridium phleoides Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2212 Los Angeles Santa Catalina Island: Upper White's Landing Road 426 Comment
  RSA235263  Gastridium phleoides M. A. Piehl 1962-6-10 62409 Los Angeles San Clemente Island: [Mount] Thirst. 579 Comment
  POM3226  Gayophytum oligospermum I. M. Johnston 1917-7-1 1441 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  UC1584734  Gazania linearis Tim Ross and Annette Ross 1991-6-3 5510 Los Angeles near the s base of Elephant Hill (west Pomona); , Pomona 249 Comment
  RSA450236  Geranium robertianum A. R. Roos 1958-6-3 s.n. Los Angeles Evans-Reeves Nursery, Brentwood, West Los Angeles. Comment
  RSA772204  Gilia R. G. Swinney 2009-5-27 10877 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
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Dec 7 2018
  SBBG133186  Gilia V. Englert and W. F. Hoyer 2010-4-11 Los Angeles small drainage in Fire of 2009, just S and above Eagle Cyn 496 Comment
  SDSU3100  Gilia achilleifolia subsp. multicaulis Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns. Abot 2 miles up canyon from bottom of Chantry Flats Trail. Along trail. Comment
  RSA191136  Gilia angelensis R. F. Thorne, M. Z. Thorne 1967-6-25 237112 Los Angeles Evey Canyon 716 Comment
  RSA590857  Gilia angelensis T. S. Ross, S. D. Boyd 1990-5-15 2518 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  RSA621045  Gilia brecciarum subsp. brecciarum J. Mark Porter 1998-4-27 11832 Los Angeles Antelope Valley: Hill N. of Saddleback Butte State Park (N. of Ave. J.) Comment
  LA52328  Gilia capitata subsp. abrotanifolia W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM3532  Gilia capitata subsp. abrotanifolia I. M. Johnston 1917-5-6 s.n. Los Angeles Evey Canon, north of Claremont. 685 Comment
  SD38804  Gilia capitata subsp. abrotanifolia Edith A. Purer 1935-5-11 6560 Los Angeles Milibou Road, Santa Monica Mountains. Comment
  RSA470251  Gilia capitata subsp. abrotanifolia Ora M. Clark 1929-3-29 1799 Los Angeles East of Sandberg. Comment
  SEINET4031673  Gilia capitata subsp. abrotanifolia O. M. Clark 1929-1 1913 Los Angeles West Lancaster, southern California. Comment
  UCR194153  Gilia latiflora A. C. Sanders 2008-4-13 34878 Los Angeles Western Mojave Desert, Antelope Valley, northeastern Palmdale, Ave. 'O' at 90th St. East 786 Comment
  RSA95661  Gilia latiflora subsp. latiflora Verne Grant 1955-4-16 9582 Los Angeles Desert plains just south of Lancaster. Comment
  UCR191158  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-28 7456 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1506 Comment
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May 3 2012
  RSA756791  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2008-4-21 2507 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA611344  Gilia minor Steve Boyd 1998-4-1 10138 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA680111  Gilia modocensis LeRoy Gross, Michael Denslow 2003-6-4 991 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2) 2439 Comment
  RSA729402  Gilia modocensis R. G. Swinney 1998-6-12 6953 Los Angeles San Gabriel Mtns.: NW of Jackson Lake at Ball Flat. 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Road 1890 Comment
  UCR193538  Gilia modocensis R. G. Swinney 1999-6-28 7427 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR204204  Gilia nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 151 Los Angeles Channel Islands, San Clemente Island, North Head, top of slopes between 1st and 2nd terrace point at North Head Rock 12 Comment
  CAS-BOT-BC402006  Gilia ochroleuca subsp. bizonata Frank W. Peirson 1919-5-10 268 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mts. 914 Comment
  RSA0040128  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1990-6-20 s.n. Los Angeles Vicinity of Mt. Gleason 1896 Comment
  SD114220  Gilia ochroleuca subsp. bizonata Darley F. Howe 1947-5-6 1564 Los Angeles North face of San Gabriel Mountains. 1676 Comment
  CAS-BOT-BC401992  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Orlando Mistretta; Peter Fritsch; Alex Quici 1990-6-27 3902 Los Angeles Liebre Mountains. Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon 1731 Comment
  RSA0016259  Gilia ochroleuca subsp. bizonata Robert L. Dressler 1949-4-23 715 Los Angeles 4 mi. W. of Vincent. 860 Comment
  CAS-BOT-BC402079  Gilia ochroleuca subsp. vivida F. W. Peirson 1929-7-1 8438 Los Angeles Summit Mt. Pacifico, San Gabriel Mts. 2148 Comment
  RSA0017161  Gilia ochroleuca subsp. vivida F. W. Peirson 1929-7-1 8438 Los Angeles Mt. Pacifico: summit 2149 Comment
  UCR68334  Gilia splendens R. H. Podolsky 1990-6-1 01 Los Angeles San Dimas Experimental Forest, Tanbark Flats Experimental Station 854 Comment
  UCR47375  Gilia splendens subsp. grantii David Charlton 1986-6-15 240 .5 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA763503  Gilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2008-5-20 3153 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 96 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1476 Comment
  CAS-BOT-BC123844  Gilia traskiae Blanche Trask 1897-5-1 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  SEINET12317877  Glandularia pulchella W. F. Wight 1907-1 1636 Los Angeles East Lake Park, Los Angeles Comment
  UCR240244  Gnaphalium californicum Dan S. Cooper 2012-9-26 912- 60 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  POM358787  Gnaphalium californicum N. C. Cooper 1949-6-24 4240 Los Angeles Los Padres National Forest. 457 Comment
  RSA599943  Gnaphalium californicum L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  UCR205629  Gnaphalium canescens subsp. microcephalum A. C. Sanders, T. B. Salvato 2009-5-18 36801 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  POM18240  Gnaphalium palustre P. A. Munz 1923-4-9 6618 Los Angeles San Clemente Island, east coast. Comment
  RSA0117869  Godetia goddardii Robert L. Benson 1960-5-5 28 Los Angeles Blanchard Park. Pomona College. Claremont. 365 Comment
  CAS-BOT-BC110271  Grayia spinosa Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster and Victorville. Comment
  POM359093  Grindelia robusta Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  RSA602447  Gutierrezia californica Scott D. White 1997-5-14 5130 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
  RSA588685  Gutierrezia microcephala Orlando Mistretta 1995-7-12 1897 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  UCR179566  Gypsophila elegans Scott D. White, Pam DeVries 2004-5-18 10448 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  POM246601  Harpagonella palmeri F. R. Fosberg 1931-3-26 S- 4384 Los Angeles Santa Catalina Island. West of Hamilton s Beach. 50 Comment
  SBBG119925  Harpagonella palmeri A. C. Sanders 2003-4-29 26178 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn and E of Lake Hughes Rd 396 Comment
  JEPS26136  Hazardia squarrosa var. grindelioides Peter H. Raven and Henry J. Thompson 1958-10-11 13743 Los Angeles at Coast Highway; Santa Monica Mountains, Las Tunas Canyon 152 Comment
  RSA0065374  Hedera Bob McKeand 1949-1-16 s.n. Los Angeles Santa Anita Canyon, Arcadia. 396 Comment
  UCR204565  Helenium bigelovii R. G. Swinney 2005-8-5 8382 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  JEPS26542  Helenium bigelovii Peter Kamb 1947-9-28 737 Los Angeles Little Jimmy Springs San Gabriel Mts., Little Jimmy Springs 2286 Comment
  HSC4536  Helianthemum scoparium David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA441776  Helianthemum scoparium Albert J. Perkins 1920-4-27 s.n. Los Angeles Santa Anita Canyon near hermits Comment
  RSA188269  Helianthemum scoparium var. vulgare R. F. Thorne 1966-4-28 36252 Los Angeles Santa Catalina island, Hay press area 427 Comment
  LA31649  Helianthus annuus Peter H. Raven; Henry J. Thompson 1959-9-18 14429 Los Angeles 77 Comment
  RSA708683  Helianthus gracilentus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1604 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 610 Comment
  UC32299  Helianthus gracilentus J. H. Barber 1897-7-6 240 Los Angeles Mt. Gleason Comment
  RSA483714  Heliotropium amplexicaule Richard Noyes, L. Arnseth 1988-4-30 507 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  UC624995  Heliotropium curassavicum F. R. Fosberg 1931-4-29 S 4712 Los Angeles mouth of Cottonwood Canyon; Santa Catalina Isl. 2 Comment
  UC625028  Heliotropium curassavicum F. R. Fosberg 1931-4-29 7166 Los Angeles mouth of Cottonwood Canyon; Santa Catalina Isl. 2 Comment
  CAS-BOT-BC305878  Helminthotheca echioides G. L. M. 1914-8-31 250 Los Angeles P. E. tracks between Dominguez Jct. & Cota Comment
  RSA659448  Hemizonia fasciculata Monica Acosta 1998-5-26 31 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  SEINET7884148 Image available Hemizonia fasciculata Muriel F. Wheeler 1938-1 893 Los Angeles at mouth of San Dunas Canyon (east approach), San Gabriel Mountains 400 Comment
  RSA248879  Hesperevax sparsiflora var. sparsiflora R. F. Thorne 1973-4-12 42975 Los Angeles Large canyon S of Mosquito Cove N of Chenity; San Clemente Island. 274 Comment
  RSA683143  Hesperocnide tenella LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 966 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 549 Comment
  OBI29603  Hesperoyucca whipplei Leo Thibault 1966-5-28 24 Los Angeles Mohave Desert, 1.5 mi NE of Palmdale 1082 Comment
  UCR281341  Hesperoyucca whipplei R. G. Swinney 2014-5-27 16686 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  UC1870300  Heteromeles arbutifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1035 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:West side of Brand Canyon just a short distance above the cemetery. Near 34.18794N, 118.27378W. 307 Comment
  UCR219280  Heteromeles arbutifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 010 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
  RSA0072423  Heteromeles arbutifolia I. W. Clokey, Bonnie C. Templeton 1929-11 4602 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  OBI49590  Heterotheca grandiflora David J. Keil 1986-9-27 19736 -2 Los Angeles NW los Angeles. Along I-5, just S of Hungry Valley Rd exit 914 Comment
  RSA0074428  Heterotheca grandiflora Peter H. Raven, H. J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  RSA0074435  Heterotheca grandiflora K. Dobry 1991-5-13 501 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SFV18444  Heterotheca grandiflora S. Haennelt 1976-3-18 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Parking lot. Comment
  CAS-BOT-BC310844  Heterotheca sessiliflora subsp. fastigiata J. Ewan 1930-12-7 3472 Los Angeles Clam Shell Canyon above Monrovia Comment
  CAS-BOT-BC48131  Heuchera elegans A. D. E. Elmer 1902-6-1 3687 Los Angeles Acton, Mt. Gleason Comment
  RSA596198  Hirschfeldia incana Lauren Raz, S. D. Boyd 1996-10-23 21 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
  RSA647902  Hirschfeldia incana LeRoy Gross, Wayne Law 2000-8-8 251 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. Parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  RSA657436  Hirschfeldia incana Joseph M. Keefe 2001-1-19 30891 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  RSA604693  Hirschfeldia incana L. C. Wheeler 1967-9-29 s.n. Los Angeles Ridge 1/2 mile WNW Pine Mountain. 1249 Comment
  UCSB7093  Hirschfeldia incana Gill, Robert 1959-3-15 Los Angeles Thompson Creek near McBurnery's; Claremont (Padua Hills); San Gabriel Mt. range 487 Comment
  CAS-BOT-BC207473  Hoffmannseggia glauca Sidney R. Snow 1956-7-2 s.n. Los Angeles Ballona Creek, Los Amgeles Comment
  CAS-BOT-BC149943  Holodiscus discolor var. discolor I. M. Johnston 1917-8-22 1696 Los Angeles Summit of Baldy 3048 Comment
  SD2179  Holodiscus discolor var. microphyllus Ruth B. Randall 1928-7-4 Los Angeles Top of Mt. Islip Comment
  CAS-BOT-BC289493  Hordeum brachyantherum subsp. californicum Robert F. Thorne 1969-7-2 38315 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst Summit, San Gabriel Mts., Angeles National Forest 1950 Comment
  RSA658597  Hordeum depressum D. E. Bramlet 2001-6-5 3155 Los Angeles Grasshopper Canyon, 1.77km north of the mouth of the canyon and 396m east of the old ridge route, UTM 11S 03 50 155m E, X 38 20 932m N 437 Comment
  SBBG113143  Hordeum intercedens S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 392 Los Angeles E side of Catalina Harbor, just E of end of rd at Triangulation Station "Harbor" 36 Comment
  POM50779  Hordeum jubatum A. D. E. Elmer 1902-06 3618 Los Angeles Lancaster. Comment
  POM156454  Hordeum murinum subsp. glaucum Le Roy Abrams 1903-4-9 3243 Los Angeles Inglewood Comment
  SBBG131730  Hordeum murinum subsp. glaucum S. A. Junak 1999-5-8 SCa 908 Los Angeles W side of Fern Cyn, in Cottonwood Cyn drainage, along abandoned rd, W-facing hillside 121 Comment
  RSA729460  Hordeum vulgare R. G. Swinney 1998-7-8 6318 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
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Dec 6 2010
  SD37701  Horkelia cuneata var. puberula Edith A. Purer 1935-5-11 6592 Los Angeles Santa Monica Mountains, near junction of Malibu Lodge Road and Ventura Boulevard Comment
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May 28 2014
  UC1971255  Horkelia cuneata var. sericea Louis C. Wheeler 1963-5-5 8249 Los Angeles SAN GABRIEL MOUNTAINS: Bear Creek, off West Fork San Gabriel River. Comment
  SBBG125464  Horkelia rydbergii A. Parikh, N. Gale 2010-6-18 3332 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  SD11888  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulphur Springs, San Gabriel Mts. 1525 Comment
  CAS-BOT-BC213010  Hosackia crassifolia John Thomas Howell 1947-7-18 23411 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UCR259388  Hulsea heterochroma R. G. Swinney 2010-10-8 14000 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  RSA498161  Hypochaeris Sam Tyson 1943-4-13 s.n. Los Angeles San Dimas Canyon. Comment
  RSA701279  Hypochaeris glabra LeRoy Gross 2003-5-4 821 Los Angeles South side of mountains: Along east side of Brand canyon a short distance above the large waterfall. 393 Comment
  SFV12385  Hypochaeris glabra D. L. Koutnik 1978-4-21 402 Los Angeles San Rafael Hills Glendale, at east end of Glenoaks Ave. near Scholl Canyon Park. 305 Comment
  HSC31049  Ibicella lutea C. W. Tilforth 1973-10-2 959 Los Angeles Rancho Santa Ana Botanic Garden. Comment
  RSA708874  Isocoma acradenia var. bracteosa Scott D. White, Andrea Warniment 2005-9-9 11216 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  SBBG112913  Isocoma menziesii S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 806 Los Angeles NW shore of Haypress Reservoir 390 Comment
  RSA725884  Isomeris arborea R. G. Swinney 1997-2-22 5407 Los Angeles San Gabriel Mtns.: Duarte, due wet of Fish Canyon mouth, south spur of SW end of Van Tassel Ridge. 579 Comment
  UCR184099  Isomeris arborea A. C. Sanders 2007-4-13 33404 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  UCR213954  Isomeris arborea var. globosa Dave Silverman, Cindy Hopkins 2007-4-27 6778 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 1600m SE of National Cement and 1200m NE of Oso 3804 benchmark 1000 Comment
  SEINET7063580  Jarava speciosa A. G. Vestal 1947-4-8 s.n. Los Angeles UTM Zone 11, 378612mE, 3818944mN. (WGS84/NAD83). 783 Comment
  RSA401015  Juglans californica N. C. Cooper 1942-6-3 1681 Los Angeles 31st. St. and Jefferson. Los Angeles Comment
  UCR270769  Juglans californica var. californica Mike Misenhelter 2016-4-15 s.n. Los Angeles Diamond Bar Creek, City of Industry, Grand Ave. north side of Hwy 57/60 freeway 215 Comment
  CATA3208  Juncus acutus subsp. leopoldii Julie L. King 2016-11-22 27 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  RSA126744  Juncus acutus subsp. leopoldii Peter H. Raven, H. J. Thompson 1959-10-4 14556 Los Angeles Coast Hwy opposite Canfield s, Pacific Palisades 12 Comment
  SEINET3877472  Juncus balticus Timothy S. Ross, Steve Boyd 1994-9-21 8336 Los Angeles CowW SPRING POND': sag pond on the San Andreas Fault Zone at the North foot of Liebre Mtn. and on the South side of West Oakdale Canyon Road, ca 100 m West of the Cow Spring Canyon drainage. Liebre Mountain. 7.5' USGS Quadrangle.; 0 1149 Comment
  CATA1327  Juncus bufonius var. bufonius Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2428 Los Angeles Santa Catalina Island: Upper Buffalo Springs Reservoir 432 Comment
  UCR272844  Juncus bufonius var. bufonius R. G. Swinney 2011-6-1 14939 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 1113 Comment
  RSA70279  Juncus covillei Joseph A. Ewan, F. R. Fosberg 1931-8-12 5002 Los Angeles Windy Camp Spring, Mt. Islip 2287 Comment
  UCR210114  Juncus duranii R. G. Swinney 2008-7-24 9348 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR271539  Juncus ensifolius R. G. Swinney 2011-10-13 15802 A Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  UCR204855  Juncus macrophyllus R. G. Swinney 2005-8-9 8399 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  JEPS45912  Juncus oxymeris Louis C. Wheeler 1934-5-14 2590 Los Angeles near mouth of San Dimas Canyon; San Gabriel Mts. 441 Comment
  RSA571884  Juncus phaeocephalus var. phaeocephalus Geo L. Moxley 1915-5-9 319 Los Angeles Canyon in hills east of Occidental College Comment
  RSA691048  Juncus rugulosus Scott D. White 2003-10-22 9838 Los Angeles San Gabriel Mountains: Foothills above Altadena. Los Angeles Dept. of Public Works Kinneloa West debris basin. Northern terminus of Brambling Lane.(Mt. Wilson). 427 Comment
  UCR204745  Juncus rugulosus R. G. Swinney 2005-8-9 8420 A Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA585670  Juncus rugulosus Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3344 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UC213655  Juncus textilis Geo. B. Grant 3708 Los Angeles Comment
Read comments
Dec 18 2015
  RSA772199  Juncus tiehmii R. G. Swinney 2009-5-27 10887 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR125147  Juncus torreyi A. C. Sanders, Mark Elvin 2002-6-25 25288 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  RSA774833  Juncus xiphioides Orlando Mistretta, Christine Mistretta 2010-6-8 5282 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  SEINET8465035 Image available Juncus xiphioides R. G. Swinney 2008-5-30 8909 Los Angeles San Gabriel Mtns.; San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCR194592  Juncus xiphioides R. G. Swinney 1999-6-21 7362 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA656205  Juncus xiphioides Joseph M. Keefe 1977-6-10 22052 Los Angeles Verdugo Mountains; Northeast side, 0.5 Km. southwest of end of Cedarbend Drive, Sheep Corral Canyon, La Crescenta. 518 Comment
  JEPS48241  Juniperus californica W. L. Jepson 1939-4-21 19242 Los Angeles Neenach School, Antelope Valley, w Mohave Desert Mohave Desert, Antelope Valley 914 Comment
  RSA0108895  Juniperus californica Richard G. Swinney 2011-4-1 14318 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA754607  Juniperus californica Robert F. Thorne, W. Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54949 Los Angeles 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano, E of Bob's Gap Rd 1159 Comment
  UC1134265  Juniperus californica P. L. Johannsen 1934-2-26 305 Los Angeles Soledad Canyon Santa Susana Quadrangle Comment
  NY790215  Keckiella cordifolia F. R. Fosberg 1931-3-27 S 4400 Los Angeles Hamilton Canyon, Santa Catalina Island 50 Comment
  SD181330  Keckiella cordifolia Valerie Soza, Kent Hughes 1999-6-17 559 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon 747 Comment
  UC1334661  Keckiella cordifolia J. E. Stumbo 1966-5-11 LASCA 545 Los Angeles Monrovia; wilderness area the Lux Arboretum Annex 762 Comment
  JEPS24107  Keckiella cordifolia Henry J. Thompson 1959-5-2 1959 Los Angeles Little Sycamore Canyon Santa Monica Mountains (along Yerba Buena Road, 1.1 mi up the canyon from the Coast Highway) 121 Comment
  POM7121  Koeleria macrantha L. S., G. W 1919-5-10 2753 Los Angeles Turnbull Canyon, near Whittier 305 Comment
  RSA586024  Krascheninnikovia lanata Orlando Mistretta 1995-5-2 1663 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  SEINET7062870  Krascheninnikovia lanata A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Route 138. (WGS84/NAD83). UTM Zone 11, 412010mE, 3820421mN. 897 Comment
  UCR59926  Krascheninnikovia lanata Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
  CAS-BOT-BC111950  Kyllinga brevifolia Grace Cole Fleischman 1957-4-1 s.n. Los Angeles In flat of Dichondra. Comment
  CAS-BOT-BC340582  Lactuca serriola Steven A. Junak 1996-9-28 SCI- 672 Los Angeles San Clemente Island: W side of island, in middle portion of Box Canyon, near UTM 11 0361800E 3637800N 335 Comment
  CATA1650  Lactuca serriola Mark L. Hoefs, Steven A. Junak 1998-6-12 2934 Los Angeles Santa Catalina Island: Hillside above Catalina Harbor 14 Comment
  SD31156  Lactuca serriola Edith A. Purer 1931-8-15 Los Angeles Palos Verdes Hills Comment
  RSA697055  Lagophylla ramosissima subsp. ramosissima LeRoy Gross, P. Morton 2004-6-9 1365 Los Angeles 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.) 1642 Comment
  POM352653  Lamarckia aurea Edwin Kline 1920-6-1 20336 Los Angeles Near Los Angeles. Comment
  SEINET2473454 Image available Lamarckia aurea Richard G. Swinney 2009-1 10375 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills; Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  UCR216744  Lamarckia aurea R. G. Swinney 2009-2-20 10016 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  SFV9163  Lamium amplexicaule J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Yard of long-destroyed house near Puddingstone Reservoir. 305 Comment
  UC883161  Lamium amplexicaule Louis C. Wheeler 1932-3-30 796 Los Angeles 2 mi ne La Verne 373 Comment
  RSA409527  Lamium amplexicaule Louis C. Wheeler 1933-1-28 1457 Los Angeles 1835 Westhaven Ave. San Marino. 137 Comment
  SBBG131979  Lasthenia californica S. A. Junak, B. Collins 1991-4-24 SCI 150 Los Angeles S of airfield, just W of main rd 274 Comment
  CAS-BOT-BC354217  Lasthenia coronaria L. R. Abrams 1901-4-1 1234 Los Angeles Ballona Harbor Comment
  RSA0055760  Lasthenia coronaria R. G. Swinney 2010-4-1 12144 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  CAS-BOT-BC352906  Lasthenia coronaria F. B. C. 1903-8-13 4091 Los Angeles Claremont Comment
  CAS-BOT-BC354220  Lasthenia coronaria Lilian Wheeler 1895-3-16 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC385375  Lasthenia coronaria A. J. McClatchie 1897-3-25 s.n. Los Angeles Near Redondo Comment
  POM5999B  Lasthenia coronaria C. F. Baker 1903-8-13 4091 Los Angeles Claremont Comment
  RSA0107286  Lasthenia gracilis R. G. Swinney 2011-5-10 14656 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  SEINET955803  Lathyrus laetiflorus Wesley O. Griesel 1959-1 Los Angeles Millard Canyon, San Gabriel Mts. 610 Comment
  UCR272930  Lathyrus odoratus Steven A. Junak 2000-5-18 SCa- 1295 Los Angeles Channel Islands, Santa Catalina Island, just east of town at isthmus, plant stop 15 Comment
  JEPS68635  Lavatera assurgentiflora subsp. assurgentiflora Mrs. Blanche Trask July 1908 14050 Los Angeles San Clemente Island Comment
  POM97151  Layia glandulosa P. A. Munz 1925-4-23 9420 Los Angeles San Gabriel Canyon 305 Comment
  UC144244  Layia platyglossa C. F. Baker 1904-4-15 4177 Los Angeles Claremont Comment
  UC53939  Layia platyglossa Ernest Braunton 1902-4-29 233 Los Angeles north Pomona Comment
  UC557742  Layia platyglossa Nell Murbarger 1936-3-1 84 Los Angeles w side San Clemente Island Comment
  RSA158265  Layia platyglossa subsp. campestris Peter H. Raven 1962-4-12 17308 Los Angeles Head of canyon near the Tomb, San Clemente Island 366 Comment
  UC520383  Lemna gibba Louis C. Wheeler 1932-8-28 1301 Los Angeles San Jose Hills, Puddingstone Dam Puddingstone Dam; San Jose Hills, Puddingstone Dam 274 Comment
  UC2047827  Lepechinia fragrans James Henrickson with Barry Prigge 1981-5-16 18843 Los Angeles In Santa Monica Mountains, ca. 5 miles South of Highway 101 off Topanga Canyon Road. Comment
  CAS-BOT-BC88941  Lepidium dictyotum Ernest C. Twisselmann 1962-4-10 6860 Los Angeles Mojave Desert. Antelope Valley. Avenue A at Highway 6. 662 Comment
  POM277120  Lepidium flavum E. S. Steele, G. F. Pratt 1934-3-22 2883 Los Angeles Northwest of Lancaster, Mohave Desert. Comment
  LA85115  Lepidium fremontii O. H. Kappler; 1946-4-13 1114 Los Angeles N slope of San Gabriel Mountains, southern Antelope Valley 914 Comment
  SD231266  Lepidium fremontii Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 104 Los Angeles Transverse Ranges; San Gabriel Mountains region: north side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  CAS-BOT-BC12816  Lepidium perfoliatum Ernest C. Twisselmann 1962-4-10 6833 Los Angeles Mojave Desert. Rosamund Region. Avenue A, 0.9 mile east of Highway 6. 632 Comment
  RSA723076  Lepidium strictum LeRoy Gross 2007-5-13 s.n. Los Angeles Big Tujunga Wash. Below the mouth of the canyon that flows out of the San Gabariel Mountains. West of the dead end street called Grove Street. West of Oro Vista Av. which turns into Big Tujunja Canyon Road. City of Sunland. 387 Comment
  CAS-BOT-BC60043  Lepidium virginicum var. menziesii Geo. B. Grant 1901-3-8 5590 Los Angeles Glen Mary [?]. Comment
  RSA654080  Lepidium virginicum var. pubescens Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 743 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  SBBG108902  Lepidium virginicum var. robinsonii S. A. Junak 1997-3-11 SCl 754 Los Angeles just S of saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Stn Guds 152 Comment
  UC1010238  Lepidospartum latisquamum John C. Roos 1951-7-30 5073 Los Angeles Swartout Valley between Wrightwood and Big Pines; San Gabriel Mts., Swartout Valley between Wrightwood and Big 1981 Comment
  UCR210489  Lepidospartum squamatum R. G. Swinney 2008-11-30 9863 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  UC1123906  Leptodactylon californicum A. D. Gifford 1935-1-7 411 Los Angeles 6 1/2 mi ese Whitaker Peak; Tejon Quad., Whitaker Peak Comment
  UC501492  Leptodactylon californicum Joseph Andorfer Ewan 1932-5-29 7213 Los Angeles Arrastre Canyon; San Gabriel Mts., Arrastre Canyon 1371 Comment
  POM312782  Leptodactylon californicum D. Taylor 1951-5-17 63 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  RSA158328  Leptosiphon bicolor P. H. Raven 1962-4-10 17226 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  RSA469981  Leptosiphon breviculus B. C. Templeton 1932-6-19 4922 Los Angeles Big Pines Park, San Gabriel Mts. Comment
  RSA590700  Leptosiphon breviculus T. S. Ross, S. D. Boyd 1990-5-29 2668 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  UCR92673  Lessingia filaginifolia Scott D. White 1996-3-18 3837 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  SD28092  Lessingia glandulifera var. glandulifera Carl B. Wolf 1932-9-15 4078 Los Angeles Mint Canyon; 9.5 miles above Saugus. 455 Comment
  JEPS52197  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1966-9-8 12787 Los Angeles Castaic Valley; San Emigdio Range and Mt. Pinos 1188 Comment
  POM798  Lewisia rediviva I. M. Johnston 1917-7-4 1470 Los Angeles San Antonio Mountains: south slope of Baldy 2744 Comment
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Jan 23 2011
  RSA126647  Leymus condensatus R. St John 1933-2-10 331 Los Angeles Cold Creek. 549 Comment
  UCR194257  Lilium humboldtii R. G. Swinney 1998-8-5 6647 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  UC1714525  Lilium parryi I. M. Johnston 1916-8-22 1703 Los Angeles Prairie Fork of San Gabriel River; San Antonio Mounains 2286 Comment
  RSA188094  Limonium perezii Robert F. Thorne, Percy C. Everett 1965-6-22 34915 Los Angeles Santa Catalina Island, near Mausoleum in Avalon Canyon 122 Comment
  UC23392  Linanthus aureus J. Burtt Davy May 9 1896-May 24 1896 2548 Los Angeles Manzana Antelope Valley Comment
  UCR124683  Linanthus aureus B. C. Templeton, I. W. Clokey 1930-4-8 1053 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  UCR177531  Linanthus bigelovii LeRoy Gross 2005-4-28 2114 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR46108  Linanthus breviculus Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  CAS-BOT-BC226756  Linanthus californicus Edith A. Purer 1935-5-11 6576 Los Angeles Along Malibou [Malibu] Road, Santa Monica Mts. Comment
  UC23496  Linanthus dianthiflorus Harley P. Chandler 1897-4-7 Los Angeles Claremont 701 Comment
  UCD118539  Linanthus dichotomus Steve Boyd; Orlando Mistretta 1986-3-31 1564 Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills. Comment
  POM364687  Linanthus parryae Robert Gustafson, Gary D. Wallace 1982-4-26 2522 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St 1006 Comment
  SD134415  Linanthus parryae Craig Reiser 1991-5-6 Los Angeles Palmdale, Verde Ridge Comment
  RSA550031  Linanthus parryae W. Wisura, E. Roeder 1992-4-21 4693 Los Angeles Mountain Brook Ranch near Valyermo Comment
  RSA729537  Lithophragma affine R. G. Swinney 1998-6-16 6973 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  SFV16836  Lithophragma affine J. D. Dilley 1997-3-29 150 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon Drive. 245 Comment
  UCR168368  Lithophragma affine F. R. Fosberg 1931-4-13 S- 4581 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Canyon, right fork 290 Comment
  POM92064  Lithophragma affine subsp. mixtum H. E. Hasse 1890-04 s.n. Los Angeles [Los Angeles?] Comment
  UC1871216  Lithophragma bolanderi T. S. Ross, W. Appleby 1993-5-20 7198 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  CAS-BOT-BC441131  Lithophragma parviflorum Timothy S. Ross; Steve Boyd 1994-5-11 7822 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. Burnt Peak. 1548 Comment
  RSA65596  Loeflingia squarrosa F. W. Peirson 1920-5-3 2123 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  RSA668156  Loeseliastrum matthewsii Ian Swift 2001-5-17 090 Los Angeles Upper Soledad Cyn., Santa Clara River wash, 0.5 mi. southeast of Acton. 939 Comment
  UCR205198  Lolium perenne subsp. perenne R. G. Swinney 2008-4-30 8704 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SBBG44469  Lomatium dasycarpum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  SDSU2241  Lomatium lucidum A. H. Gallup 1948-4-21 148 Los Angeles 'The Wash' Claremont 366 Comment
  RSA630369  Lomatium nevadense var. parishii L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 929 Comment
  POM3247  Lomatium vaginatum P. A. Munz 1918-5-19 2265 Los Angeles Hills south of Pomona. Comment
  POM296457  Lonicera hispidula var. vacillans Lyman Benson 1953-5-2 15109 Los Angeles Catalina Island. White's Landing 15 Comment
  SD85185  Lonicera hispidula var. vacillans E. R. Blakley 1962-10-6 5474 Los Angeles Santa Catalina Island; between water reservoirs in Bullrush Canyon. 270 Comment
  UCR104187  Lonicera subspicata Scott D. White 1997-5-21 5197 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
  CHSC22036  Lonicera subspicata var. denudata Robert A. Schlising 1971-7-10 2995 Los Angeles 0.8 mi W of Red Box Jct to Mt. Wilson, along Angeles Crest Highway (Hwy 2). Comment
  POM199700  Lonicera subspicata var. denudata I. W. Clokey 1929-06 4554 Los Angeles Mandeville Canyon, Santa Monica Moutains. 300 Comment
  RSA455379  Lonicera subspicata var. denudata B. C. Templeton 1930-6-17 1093 Los Angeles Franks [Franklin] Canyon, north of Beverly Hills. Comment
  UCR280687  Lonicera subspicata var. denudata R. G. Swinney 2014-5-27 16675 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  UCR68915  Lotus argophyllus subsp. ornithopus Steve Boyd, Et al. 1990-4-7 4239 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SEINET4035311  Lotus argophyllus var. argenteus R. Moran 1941-1 594 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA406094  Lotus crassifolius var. crassifolius Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA545195  Lotus dendroideus var. traskiae T. S. Ross 1992-4-14 6174 Los Angeles San Clemente Island, central E side of island; coastal bluff on E escarpment ca 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  RSA582637  Lotus grandiflorus var. grandiflorus E. Loyd 1933-4-8 s.n. Los Angeles Santa Monica Mts, Temescal Canyon Comment
  POM243731  Lotus hamatus F. R. Fosberg 1931-3-26 S- 4394 Los Angeles Santa Catalina Island. Above St. Catherine Hotel. 15 Comment
  RSA709465  Lotus hamatus A. C. Sanders, Helen Kennedy 2005-4-13 29479 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
  JEPS55487  Lotus heermannii Frank W. Peirson 1918-5-21 99 Los Angeles Arroyo Seco San Gabriel Mountains 487 Comment
  RSA594303  Lotus heermannii var. heermannii Steve Boyd, Lauren Raz 1996-10-14 9069 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA571546  Lotus heermannii var. heermannii Steve Boyd 1994-4-29 8311 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  UCR187232  Lotus humistratus A. C. Sanders 2006-4-25 32189 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA406123  Lotus nevadensis var. davidsonii B. C. Templeton 1932-6-19 4935 Los Angeles Big Pines Park, San Gabriel Mountains. 2091 Comment
  RSA276708  Lotus oblongifolius var. oblongifolius Victor Duran 1933-7-22 3528 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  RSA547474  Lotus oblongifolius var. oblongifolius T. S. Ross 1992-7-24 6767 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA593467  Lotus oblongifolius var. oblongifolius Steve Boyd, Michael Wall 1996-5-16 8784 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  RSA406216  Lotus oblongifolius var. oblongifolius H. M. Hall 1896-8-3 285 Los Angeles S. Antonio Mts. 2043 Comment
  UC129415  Lotus procumbens var. procumbens H. M. Hall and H. P. Chandler 1906-6-11 7392 Los Angeles hills s Antelope Valley Comment
  UCR85825  Lotus purshianus var. purshianus T. S. Ross 1991-8-16 5831 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  RSA783418  Lotus salsuginosus J. D. Olmsted 1958-3-10 36 Los Angeles High stream terrace above southwestward draining Liveoak Creek, 3 miles north of Webb school above HIll ranch along fire road NE of Claremont 549 Comment
  RSA0020368  Lotus scoparius Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5075 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA586654  Lotus scoparius var. scoparius Orlando Mistretta 1995-6-1 1751 Los Angeles Carr Canyon, near mouth of canyon 945 Comment
  UCR269943  Lotus scoparius var. scoparius R. G. Swinney 2010-4-15 12239 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
  RSA612081  Lotus strigosus Valerie L. Soza 1998-4-26 71 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. [Coordinates given are] at center of BFS. 411 Comment
  RSA647869  Lotus strigosus LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 244 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 926 Comment
  RSA679926  Lotus strigosus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 937 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  RSA187946  Lotus strigosus var. strigosus R. F. Thorne 1966-4-6 35891 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  POM18198  Lotus strigosus var. strigosus P. A. Munz 1923-4-10 6750 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  POM2472  Lotus unifoliolatus L. R. Abrams 1901-07 1993 Los Angeles Wilsons Peak. 1768 Comment
  RSA599705  Lotus wrangelianus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9453 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA75379  Ludwigia peploides subsp. peploides F. W. Peirson 1916-09 2080 Los Angeles Kewen Lake, Pasadena Comment
  UC1279995  Ludwigia peploides subsp. peploides Peter H. Raven with H. L. Wedberg 1957-6-15 10922 Los Angeles 2.6 mi. e. Seminole Hot Springs; Santa Monica Mts. Comment
  RSA519415  Lupinus Anstruther Davidson 1920-04 s.n. Los Angeles Pasadena Comment
  RSA0085065  Lupinus Lyman Benson 1945-4-14 11675 Los Angeles Claremont. 351 Comment
  SBBG125448  Lupinus albicaulis A. Parikh, N. Gale 2010-6-17 3316 Los Angeles upper Big Tujunga Cyn, just N of St Hwy 2, 0.4 km E of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1415 Comment
  SD66916  Lupinus albifrons R. Mitchel Beauchamp 1967-3-20 367 Los Angeles Santa Catalina Island: ledge above beach road south of Avalon Comment
  UCSB3375  Lupinus benthamii Gill, Robert 1959-3-24 Los Angeles State 138, 1/2 mile from U.S. 99; San Joaquin Valley 1097 Comment
  CHSC95465  Lupinus bicolor LeRoy Gross 2005-4-29 2165 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. Than dropped off ridge into canyon bottom back to origin. 1324 Comment
  SD69603  Lupinus bicolor Robert F. Thorne, P. Everett 1965-5-12 34608 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  UC56587  Lupinus bicolor Miss E. D. Palmer before Feb. 1902 Los Angeles Los Angeles Comment
  UCR265494  Lupinus bicolor Dan S. Cooper 2015-3-5 2015- 40 Los Angeles Los Angeles Basin; Coastal Plain, Torrance, SW corner of Crenshaw Blvd. and West 208th St. 22 Comment
  UCR280866  Lupinus bicolor R. G. Swinney 2014-5-19 16556 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  SFV15550  Lupinus bicolor R. K. Stachelek 1992-4-4 4 Los Angeles Approximately 0.2 miles from intersection of Balboa and Foothill, on north side of Foothill next to roadside. Comment
  SFV4362  Lupinus bicolor D. B. Dunn 1941-3-15 859 Los Angeles Highland Park. North Figueroa Ave. near Ave. 50. Comment
  POM350035  Lupinus bicolor subsp. microphyllus G. R. Johnstone 1932-3-19 15483 Los Angeles Los Angeles. 1128 Comment
  POM350041  Lupinus bicolor subsp. microphyllus Robert Gustafson 1981-3-26 2139 Los Angeles Ballona Wetlands, Area 1. Comment
  CAS-BOT-BC196791  Lupinus breweri var. grandiflorus R. F. Thorne; C. W. Tilforth; et al. 1972-8-11 42213 Los Angeles San Gabriel Mts., Angeles National Forest: flat summit of Mt. Waterman 2407 Comment
  RSA407121  Lupinus chamissonis Richard Arnold 1984-8-10 1021 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2 Comment
  SEINET7249063  Lupinus chamissonis Jeremiah George, Audrey George 2014-1 Los Angeles Comment
  SD231312  Lupinus concinnus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Highway (Road North) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  LA205107  Lupinus elatus J. A. Ewan; 1932-6-17 7247 Los Angeles San Gabriel Mountains, near summit San Gabriel Peak 1843 Comment
  UCR114183  Lupinus excubitus A. C. Sanders, D. Malueg 1998-6-24 22060 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  CAS-BOT-BC216666  Lupinus excubitus subsp. hallii L. R. Abrams 1913-7-18 5009 Los Angeles Russels Lake Comment
  CAS-BOT-BC216668  Lupinus excubitus subsp. hallii Alice M. Ottley 1920-5-6 606 Los Angeles Fish Canon [Canyon] 685 Comment
  RSA717063  Lupinus excubitus var. austromontanus Andrea Edwards, Pam De Vries 2006-4-11 61 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA0091985  Lupinus formosus R. G. Swinney 2011-6-15 15158 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  SBBG69100  Lupinus formosus R. Hoffmann 1931-5-2 511 Los Angeles above narrow Bouquet Cyn Comment
  POM11100  Lupinus formosus var. formosus H. D. Collins 1921-4-23 67 Los Angeles Claremont. 366 Comment
  SD252333  Lupinus hirsutissimus Steven A. Junak 1998-6-13 Sca 752 Los Angeles Santa Catalina Island: W side of Avalon Canyon, upslope from fire station. 139 Comment
  RSA661015  Lupinus hirsutissimus Orlando Mistretta 1992-4-5 155 Los Angeles Guds, San Clemente Island. Comment
  UCD107947  Lupinus hirsutissimus K. Todd 1997-4-18 17 Los Angeles Rocky Peak Trail, approx. 200 yds. From Rocky Peak exit on the 118 fwy. 213 Comment
  RSA87210  Lupinus hyacinthinus F. W. Peirson 1918-6-10 89 Los Angeles Summit of San Gabriel Peak 1860 Comment
  UCR26759  Lupinus microcarpus George K. Helmkamp 1982-5-14 s.n. Los Angeles Western Mojave Desert, Calif. Hwy 138, [near Neenach School, Antelope Valley] 2.5 mi. east of Osos Pumping Station turnoff 915 Comment
  RSA414248  Lupinus shockleyi Christopher Davidson 1973-4-7 1909 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  RSA0084933  Lupinus sparsiflorus R. G. Swinney 2010-3-10 11813 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA756962  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2008-4-14 2449 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UCR159988  Lupinus sparsiflorus Robin Schramm, R. Schoeninger, Vicki Schramm, Bill Schramm 1998-1 23 Los Angeles Whittier Hills, former Chevron Oil property, overgrown fire road beginning at Bacon Rd and extending behind Mar Vista School and Catalina Ave. 213 Comment
  POM2383  Lupinus sparsiflorus subsp. sparsiflorus C. F. Baker 1909-3-20 5249 Los Angeles Claremont. Comment
  RSA497606  Lupinus subvexus var. subvexus A. C. Sanders, E. J. Lawlor 1988-4-3 7742 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA485548  Lupinus succulentus T. S. Elias, Orlando Mistretta 1988-2-10 10664 Los Angeles San Clement Island: nursery on top of Marine Terrace Grade Comment
  UCSB7108  Lupinus succulentus McElwain, Isabelle 1953-4-12 Los Angeles Shoshone Ave. short distance N of intersection of Shoshone and Highwater Rd., Granada Hills 457 Comment
  SBBG19129  Lupinus truncatus M. A. Piehl 1963-12-7 631062 Los Angeles base of Pyramid Head 6 Comment
  UC138039  Lupinus truncatus C. F. Baker 1904-4-15 4192 Los Angeles Claremont Comment
  UC156993  Lupinus truncatus Geo. B. Grant 1904-5-4 734 Los Angeles Pasadena Comment
  UCD109648  Lupinus truncatus Lyman Benson 1945-5-11 11705 Los Angeles Canyon below Johnson's Pasture, above Claremont. San Gabriel Mtns. 548 Comment
  RSA601056  Lycium cooperi Steve D. Boyd, Lauren Raz 1997-6-18 9998 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 878 Comment
  UCSB11250  Lyonothamnus floribundus subsp. floribundus Breedlove, Dennis 1961-9-23 Los Angeles S side of Cherry Canyon 1.5 mi from beach; Santa Catalina Island 243 Comment
  POM158111  Lythrum californicum L. R. Abrams 1902-8-8 2962 Los Angeles Ballona Creek near Mesmer Comment
  RSA0127210  Malacothamnus davidsonii Louis C. Wheeler 1967-7-18 10109 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  UC167153  Malacothamnus fasciculatus Walter Wheeler 1904-7-5 Los Angeles Covina Comment
  RSA0070066  Malacothamnus fasciculatus subsp. catalinensis Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 11 Los Angeles Deer Valley Trail. 22 Comment
  CAS-BOT-BC206374  Malacothamnus fremontii John Thomas Howell 1931-6-6 6672 Los Angeles Sandberg's Tehacahpi Mts. Comment
  RSA615924  Malacothamnus marrubioides Scott D. White, B. Leatherman 1997-1-14 6050 Los Angeles Northwest San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon adjacent to existing gravel quarry & haul roads; slope and wash adjacent to helicopter pad. Site proposed for future mining. 549 Comment
  RSA757954  Malacothrix californica Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3286 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  CAS-BOT-BC520318  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains: Acton, 0.7 road mi SE of jct of Soledad Canyon Rd & Crown Valley Rd., 0.3 mi E of Crown Valley Rd on dirt Rd below US Forest Service boundary 829 Comment
  UC1594399  Malacothrix foliosa Tim Ross 1992-4-14 6175 Los Angeles coastal bluff on e escarpment ca 20 m s where Nanny Canyon drainage meets the sea (central e side of island); San Clemente Island 18 Comment
  UCR281986  Malacothrix glabrata R. G. Swinney 2014-4-18 16118 A Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  UCR259769  Malacothrix saxatilis R. G. Swinney 2010-4-28 12395 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
  RSA632948  Malacothrix saxatilis var. tenuifolia Valerie L. Soza, Kent Hughes 1999-6-17 550 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SBBG12855  Malacothrix saxatilis var. tenuifolia E. R. Blakley 1961-9-23 4748 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 3 Comment
  SD31199  Malacothrix saxatilis var. tenuifolia Edith A. Purer 1931-3-12 Los Angeles Palos Verdes Hills, along roadside. Comment
  LA100204  Malosma laurina Barry A. Prigge; 1985-6-14 6418 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA59884  Malosma laurina Verne Grant, Alva Grant 1950-11-5 9019 Los Angeles at base of hills in Coastal Sage Scrub north of Claremont Comment
  RSA670158  Malosma laurina Joseph M. Keefe 2001-3-19 31159 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  SFV16686  Malosma laurina P. Wilson, J. M. Albert 1996-6-12 3435 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  UC1595398  Malosma laurina Tim Ross, Peter Fritsch 1990-6-20 3698 Los Angeles San Gabriel Mountains, w side of Van Tassel Canyon, Forest Service Road 1N36 heading s from Rincon-Red Box Road Van Tassel Canyon; San Gabriel Mountains, Van Tassel Canyon 472 Comment
  RSA659679  Malva nicaeensis Chris White 1991-5-20 37 Los Angeles Point Fermin. Comment
  RSA434891  Malva parviflora F. R. Fosberg 1930-6-30 S- 3071 Los Angeles Del Rey. 2 Comment
  SFV7496  Malva sylvestris L. Caplin 1975-5-2 88 Los Angeles Point Dume. Disturbed vacant lot. 61 Comment
  RSA0004201  Malvastrum gabrielense F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts 1067 Comment
  CAS-BOT-BC518704  Manihot grahamii R. G. Swinney 2010-6-11 13248 Los Angeles San Gabriel Mountains: Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mi N of Foothill Blvd. 184 Comment
  UC519926  Marah Carl Epling and Louis Wheeler 1933-6-4 1855 Los Angeles near Summit (Ridge Route) 1524 Comment
  UCR164058  Marah A. C. Sanders 2003-3-14 25776 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
  SD113645  Marah fabacea Darley F. Howe 1968-2-24 4486 Los Angeles Catalina Island; hillside south of Isthmus. Comment
  IRVC26257  Marah macrocarpa Mark A. Elvin 2003-4-9 2470 Los Angeles Newhall Ranch Commerce Center, canyon N of SR 126 from 'Grapevine Mesa' Santa Clarita Valley 335 Comment
  SBBG26468  Marah macrocarpa M. R. Benedict 1965-12-12 Los Angeles ridge above W Parson's Beach 6 Comment
  UCSB46612  Marah macrocarpa Welton, Patti 1983-3-28 Los Angeles Southwest side of Mulholland Hwy., 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 481 Comment
  RSA440981  Marah macrocarpa var. macrocarpa Charlotte Brown 1929-1-13 S.n. Los Angeles Little Santa Anita Canyon Comment
  UC1267081  Marah macrocarpa var. macrocarpa Kenneth M. Stocking 1946-8-18 22 Los Angeles 5 mi se Arcadia; San Gabriel River Wash Comment
  RSA0104994  Marrubium vulgare R. G. Swinney 2011-3-18 14144 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  UCR213575  Marsilea vestita A. C. Sanders, Dan S. Cooper 2010-4-30 38160 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC348120  Matricaria discoidea Timothy S. Ross; Steve Boyd 1994-5-10 7724 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 682 Comment
  CAS-BOT-BC422746  Meconella denticulata Le Roy Abrams 1899-3-1 235 Los Angeles Santa Monica Mts, Sepulveda Canon [Canyon] Comment
  POM308880  Meconella denticulata Kay H. Beach 624 Los Angeles San Dimas Experimental Forest. Trail to flumes no. 4 and no. 5. Comment
  RSA445537  Meconella denticulata Samuel R. Tyson 1942-4-15 s.n. Los Angeles San Dimas Experimental Forest: trail to flumes no. 4 and no. 5. Comment
  UCR155933  Medicago polymorpha A. C. Sanders 2005-5-5 29894 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  POM348019  Medicago polymorpha M. B. Dunkle 1939-4-6 7327 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  SBBG98067  Medicago polymorpha T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5137 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  SDSU5049  Medicago sativa Gerald Collier 1951-4-7 3688 Los Angeles In middle of divided highway- U. S. 101 about 2 miles north of Malibu Beach. Comment
  POM357058  Melica imperfecta H. H. Crawford 1936-3-17 120 Los Angeles Santa Susana Comment
  RSA151298  Melica imperfecta P. H. Raven 1962-4-9 17170 Los Angeles Near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA656191  Melica imperfecta Joseph M. Keefe 1978-4-28 22830 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  POM348157  Melilotus albus T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SBBG127980  Melilotus albus M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-11 2756 Los Angeles hillside by City Fire Station, Avalon 18 Comment
  UCR259277  Melilotus indicus R. G. Swinney 2010-5-4 12512 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA534152  Melilotus indicus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5051 a Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  SD69695  Mentha spicata Robert F. Thorne 1966-4-29 36299 Los Angeles Santa Catalina Island: in clear water of stream be in upper Middle Ranch Canyon just below small reservoir. 274 Comment
  UCR259624  Mentzelia R. G. Swinney 2010-3-30 12116 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA440346  Mentzelia affinis Tom Burch 1940-3-9 s.n. Los Angeles Redondo Beach. 0 Comment
  UCR280760  Mentzelia albicaulis R. G. Swinney 2014-4-30 16276 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
  RSA229144  Mentzelia congesta Robert F. Thorne, C. W. Tilforth 1971-6-30 s.n. 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
  UCR99498  Mentzelia dispersa Steve Boyd, Lauren Raz 1997-5-20 9814 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  IRVC29189  Mentzelia laevicaulis June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  RSA0057904  Mentzelia laevicaulis Richard G. Swinney 2010-9-7 13696 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR259549  Mentzelia laevicaulis R. G. Swinney 2010-9-1 13673 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  SBBG14240  Mentzelia micrantha M. A. Piehl 1962-6-9 62344 Los Angeles near head of China Cyn, ca. 2 mi from China Pt 213 Comment
  UCR280507  Mentzelia micrantha R. G. Swinney 2014-5-13 16498 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
  SDSU8075  Mentzelia micrantha F. Youngberg 1934-4-1 Los Angeles San Dimas Canon Comment
  POM11577  Mentzelia montana P. A. Munz 1921-6-18 4585 Los Angeles Saw Mill, Swartout [Swarthout] Valley. 2073 Comment
  RSA446790  Mentzelia montana Bonnie C. Templeton 1933-5-16 5132 Los Angeles West Blue Ridge, Big Pines Park, San Gabriel Mts. 2195 Comment
  RSA599342  Mentzelia veatchiana Steve Boyd, Lauren Raz 1997-3-26 9371 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
  UCR223657  Mentzelia veatchiana R. G. Swinney 2009-6-24 11256 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA683818  Mentzelia veatchiana Barbara Ertter, L. R. Heckard, T. Sholars, J. Hickman 1988-5-23 7486 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2) Comment
  SFV4250A  Mentzelia veatchiana K. A. Wilson, M. L. Vincent 1965-5-18 1329 Los Angeles San Gabriel Mountains Big Pine Road, 2 miles east of Big Rock Springs Valyermo. Comment
  RSA177682  Mesembryanthemum nodiflorum R. F. Thorne, P. Everett 1965-5-11 34646 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  SBBG112948  Microseris douglasii S. A. Junak with K. Kirkland, L. Vorobik 1998-5-16 SCa 705 Los Angeles N side of Airport Rd, at rd side pullout ca. 0.3 mi E of KBRT Radio Station 441 Comment
  UC1349061  Microseris douglasii subsp. platycarpha Robert F. Thorne 1966-4-29 36302 Los Angeles before turn-off to Middle Ranch Canyon (along Airport Road); Santa Catalina Island 457 Comment
  RSA251379  Microseris heterocarpa R. F. Thorne 1966-4-16 36053 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  UCR223754  Microseris lindleyi R. G. Swinney 2009-5-28 10969 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR68944  Microseris lindleyi Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4257 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SEINET11810184  Microseris lindleyi H. M. Hall 1902-1 3263 Los Angeles Sierra Santa Monica Comment
  RSA537265  Mimulus aurantiacus Fordyce Grinnell Jr. 1910-06 3465 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA657218  Mimulus aurantiacus Erinn Wilson 1996-4-26 35 Los Angeles G-Canyon CPU Foundation. Comment
  OBI69274  Mimulus aurantiacus var. aurantiacus John Knapp, Denise Knapp 2003-4-13 7 Los Angeles Catalina Island 37 Comment
  IRVC26935  Mimulus aurantiacus var. pubescens A. C. Sanders 2003-4-28 26086 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA442653  Mimulus aurantiacus var. pubescens H. L. Bauer 1932-5-1 15354 Los Angeles Chaparral near mouth of Topanga Canon. 30 Comment
  UC1584749  Mimulus aurantiacus var. pubescens Tim Ross, Annette Ross 1991-3-7 4158 Los Angeles draw at sw base Elephant Hill; San Dimas USGS 7.5' Quadrangle, western Pomona 251 Comment
  UCD122373  Mimulus aurantiacus var. pubescens Gordon Pilone 1961-3-3 109 Los Angeles Padua Hills, 100 yards above Spanish Restaurant. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 396 Comment
  UCR131395  Mimulus aurantiacus var. pubescens Alison Lipman 1998-6-30 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
  UCR216854  Mimulus aurantiacus var. pubescens R. G. Swinney 2009-3-12 10095 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  RSA161122  Mimulus aurantiacus var. puniceus Peter H. Raven 1962-5-12 17819 Los Angeles Santa Catalina Island. Above Emerald Bay. 122 Comment
  LA51872  Mimulus brevipes W. O. Griesel; 1936-5-17 sn Los Angeles SANTA MONICA MOUNTAINS, Decker Road near Mulholland Hwy. 457 Comment
  RSA0082407  Mimulus cardinalis R. G. Swinney 2010-9-7 13721 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA588679  Mimulus cardinalis Orlando Mistretta 1995-7-12 1919 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  RSA80121  Mimulus cardinalis F. W. Peirson 1910-08 194 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  LA200851  Mimulus cardinalis Harvey Anderson; August 1931 s.n. Los Angeles SANTA MONICA MOUNTAINS, Solstice Canyon Comment
  RSA0050045  Mimulus cardinalis Wendy Boes, Andrew Wheeler 2009-7-13 2009 -049 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.3 1981 Comment
  RSA746860  Mimulus floribundus Orlando Mistretta 1992-5-21 369 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  POM308417  Mimulus guttatus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3103 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  UCSB41773  Mimulus guttatus Rice, Stevan 1969-3-10 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park; off of San Dimas Ave; in a canyon 300 yds. NW of the road 304 Comment
  UCR273245  Mimulus parishii R. G. Swinney 2011-6-1 14946 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 1113 Comment
  RSA0056581  Mimulus parishii Orlando Mistretta 1994-5-25 1257 Los Angeles San Gabriel Mountains. Little Rock Creek. Near confluence of Little Rock Creek and S Fork of Little Rock Creek. 1280 Comment
  UC284261  Minuartia douglasii P. A. Munz 1923-5-26 6825 Los Angeles Big Rock Creek San Gabriel Mts. 1371 Comment
  SBBG10551  Mirabilis californica R. Moran 1959-3-9 7170 Los Angeles 2 mi SE of Eel Pt Comment
  SBBG13254  Mirabilis californica M. A. Piehl 1962-6-10 62384 Los Angeles E of Thirst 304 Comment
  PASA597  Mirabilis laevis Annetta Carter 1929-1-1 Los Angeles Base of Sierra Madre Mts. Comment
  RSA11021  Mirabilis laevis var. crassifolia Carl B. Wolf 1928-4-1 1607 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  SD49383  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles San Clemente Island; canyon 2.0 miles southeast of Eel Point. 120 Comment
  SD69362  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Santa Catalina Island, Cape Canyon. Comment
  UCR217706  Mollugo verticillata A. C. Sanders, Dan S. Cooper 2010-8-5 38534 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  SEINET2065871 Image available Monardella breweri E. R. Blakley 1958-5-10 2280 Los Angeles 14 miles E of Qual Lake on Hwy 138 in Antelope Valley 914 Comment
  CAS-BOT-BC219990  Monardella breweri subsp. lanceolata Louis C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Doe Flat; Graveyard Canyon Comment
  UC56936  Monardella breweri subsp. lanceolata J. Burtt Davy May 9 1896-May 24 1896 2638 b Los Angeles Leonis Valley Antelope Valley Comment
  CAS-BOT-BC220126  Monardella exilis Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster & Victorville Comment
  UCD134608  Monolopia lanceolata Henry J. Thompson 1959-3-31 1903 Los Angeles Santa Monica Mountains. cornell road 1 mile north of junction with Mulholland Highway, 1.8 miles south of Malibu Junction. 274 Comment
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Nov 17 2015
  CAS-BOT-BC108988  Mucronea californica Alice Eastwood 1906-5-27 352 Los Angeles Roscoe. Comment
  POM203881  Mucronea californica Mabel Peirson 1934-5-13 11145 Los Angeles Tujunga Canyon, San Gabriel Range. 457 Comment
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Dec 7 2016
  RSA702193  Muhlenbergia microsperma Scott D. White, Pam DeVries 2004-5-18 10404 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
  UCR192953  Muilla maritima Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  POM1689  Muilla maritima J. H. K. 1909-6-7 21 Los Angeles Claremont. 365 Comment
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Oct 10 2009
  SBBG31499  Munzothamnus blairii R. M. Beauchamp 1967-3-18 Los Angeles in cyn below Lemon Tank 243 Comment
  SBBG52891  Munzothamnus blairii F. C. Boutin 1967-4-23 1686 Los Angeles cyn wall in next major drainage way and cyn SE of Lemon Tank Comment
  RSA579226  Myoporum laetum Tim S. Ross 1994-3-28 7412 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped canyon to NE of upper Forrestal Drive 168 Comment
  LA99131  Nassella cernua R. L. Armacost; 1968-4-18 2363 Los Angeles SANTA MONICA MOUNTAINS, Franklin Hill. Comment
  CAS-BOT-BC520316  Nassella lepida R. G. Swinney 2010-4-30 12471 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park,ridgetop S of the southern of the two eastern forks of Wilson Cyn., 0.45 mi E of Wilson Debris Basin along old motorway 548 Comment
  RSA3689  Nassella lepida C. B. Wolf 1932-5-10 3535 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 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
  UC729807  Nassella lepida Carl B. Wolf 1932-5-10 3535 Los Angeles 100 yd se summit of Equestrian Trail (back of Avalon); Santa Catalina Island 304 Comment
  RSA0080162  Nassella lepida Orlando Mistretta 1992-7-9 667 Los Angeles San Gabriel Mtns: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA651166  Nasturtium officinale Marion P. Harthill 1971-5-11 182 Los Angeles San Antonio Canyon. Comment
  SD260234  Nasturtium officinale R. G. Swinney 2009-8-6 11540 Los Angeles Transverse Range; San Gabriel Mountains: San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom. 1073 Comment
  CATA1372  Navarretia atractyloides Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2494 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  RSA469838  Navarretia atractyloides Anstruther Davidson 1905-5-28 382 Los Angeles Hollywood Comment
  RSA0044698  Navarretia hamata subsp. hamata L. C. Wheeler 1932-7-2 884 Los Angeles Ridge between main canyon and E Fork San Dimas canyon, San Gabriel Mountains. 915 Comment
  RSA177778  Navarretia hamata subsp. leptantha R. F. Thorne, Percy C. Everett 1965-5-12 34620 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  JEPS7992  Navarretia hamata subsp. leptantha L. R. Heckard 1953-5-2 367 Los Angeles sw of Camp Orizaba (near road along Mount Orizaba); Santa Catalina Island, Mount Orizaba 304 Comment
  RSA604520  Navarretia hamata subsp. leptantha Steven A. Junak 1997-3-27 612 Los Angeles San Clemente Island. N slope of little Harbor, directly above beach; ca 50m upslope. 43 Comment
  RSA587205  Nemacladus sigmoideus Orlando Mistretta, Christine Mistretta 1995-5-2 1660 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  RSA774256  Nemacladus sigmoideus R. G. Swinney 2009-5-12 10749 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock 1061 Comment
  UCSB49825  Nemophila menziesii Reisentz, Paul 1975-3-20 Los Angeles 2 miles east of Stunt Rd.; from Mulholland Hwy.; Santa Monica Mountains 365 Comment
  CAS-BOT-BC7218  Nemophila menziesii var. integrifolia Marcus Eugene Jones 1882-4-1 3037 Los Angeles Pasadena Comment
  RSA421379  Nemophila menziesii var. integrifolia J. Aug. Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  RSA182739  Nicolletia occidentalis J. Massey 1966-4-22 1276 Los Angeles 31 miles west of Victorville, south of Hi Vista Comment
  CAS-BOT-BC231567  Nicotiana glauca Carl B. Wolf 1932-5-9 3443 Los Angeles Santa Catalina Island. Pebbly Beach 7 Comment
  RSA762648  Nicotiana glauca R. G. Swinney 2008-11-30 9891 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  SEINET10696861  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3932 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA686405  Notholaena californica W. G. Webb 1932-3-13 187 Los Angeles Fish Canyon 534 Comment
  RSA600673  Notholaena californica subsp. californica 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
  RSA0119695  Oenothera californica subsp. avita A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32232 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert: western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UCR2904  Oenothera californica subsp. avita Paul W. White 1963-4-11 41163- 01 Los Angeles West Mojave Desert, AntelopeValley, 3 mi. south of State Hwy 138 on 165th St. E. 1159 Comment
  UCSB51893  Oenothera californica subsp. californica Hodgson, John 1928-7-1 Los Angeles Santa Barbara Forest, Tejon Pass on highway 1280 Comment
  UC1007155  Oenothera elata subsp. hirsutissima Philip A. Munz 1935-9-19 13991 Los Angeles Claremont Comment
  RSA515097  Oligomeris linifolia Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 795 -3 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  RSA605123  Oligomeris linifolia Steven A. Junak 1978-4-15 SCa- 12 Los Angeles Santa Catalina Island. Lion s Head Point, north side of Cherry Cove. Comment
  RSA0119517  Opuntia basilaris var. basilaris R. G. Swinney 2014-4-18 16115 Los Angeles San Gabriel Mountains - desert slopes; s.w. of town of Littlerock, 1.4 miles e. of Cheseboro Rd., 100-300 m. south of Calif. Aquiduct, west of Little Rock Siphon and Little Rock Wash, coord. taken from center of survey area. 896 Comment
  POM321006  Opuntia fusicaulis Lyman Benson, L. Scheinvar 1975-2-16 LS- 1651 Los Angeles La Verne. Comment
  SEINET224186 Image available Opuntia littoralis L. Benson 1956-12-27 15707 Los Angeles First granite hills E of Camarillo US Hwy 101 0 Comment
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Dec 3 2014
  RSA439555  Opuntia oricola Edwin Kline 1924-6-9 s.n. Los Angeles Mountains of Los Angeles. Comment
  RSA668042  Opuntia oricola F. R. Fosberg 1931-5-18 S 4892 Los Angeles Santa Catalina Island, Little Harbor 3 Comment
  UC306247 Image available Opuntia oricola Davidson May 1916 Los Angeles Hollywood Comment
  RSA597037  Oreonana vestita T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3837 Los Angeles Ridgetop to the NNW of Crystal Lake (ridge descending SSW from Mt. Islip) 2232 Comment
  UC574921  Orobanche fasciculata Carl Epling, Charles Darland June 1935 Los Angeles Tujunga Canyon. Comment
  SEINET10549693  Orthocarpus linearilobus David B. Dunn 1941-3-22 Dunn 899 Los Angeles Three mi n from clear creek service station, n side of tehachepis oak covered Hills. Comment
  RSA650279  Orthocarpus purpurascens David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles 2 blocks west and one block north of Cypress Ave. and Irwindale Ave. NW of Covina. Comment
  LA50658  Oxalis corniculata A. M. Johnson; 1932-2-27 3839 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  CDA43232  Oxalis pes-caprae Michael O Brien 2009-2-1 s.n. Los Angeles La Piedra State Beach. 0 Comment
  RSA522436  Oxytheca trilobata Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4015 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA434241  Paeonia californica Tom Burch 1940-3-17 4024 -2 Los Angeles Newhall. Comment
  UCR125406  Paeonia californica A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25698 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
  CAS-BOT-BC121165  Paeonia californica Arthur Rice Kruckeberg 1939-2-11 s.n. Los Angeles South Pasadena Comment
  POM48090  Papaver argemone J. B. Feudge 1923-4-26 13 Los Angeles Arrowhead Springs. 442 Comment
  CAS-BOT-BC253939  Parapholis incurva Carl B. Wolf 1932-5-12 3577 Los Angeles Santa Catalina Island. Borders of Catalina Harbor Comment
  PASA50  Parietaria floridana Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  SBBG98446  Parietaria hespera var. californica T. Ross 1991-5-22 5458 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 60 Comment
  RSA584622  Parietaria hespera var. hespera Tim S. Ross, Steve D. Boyd 1991-4-25 4610 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
  RSA592399  Parietaria hespera var. hespera Mark Hoefs, D. Propst 1974-5-10 466 Los Angeles Santa Catalina Island: upper Fern Canyon 335 Comment
  UCR126242  Paspalum dilatatum A. C. Sanders 2003-3-14 25772 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
  RSA782803  Paspalum distichum A. C. Sanders, Dan S. Cooper 2010-8-5 38552 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UCR204903  Paspalum vaginatum R. E. Riefner Jr. 2006-7-8 06- 290 Los Angeles South Coast, city of Malibu, Malibu Lagoon, west lagoon south of Pacific Coast Hwy 1 Comment
  RSA651732  Passiflora caerulea Tim Turmezei 1988-3-2 24 Los Angeles Walnut Creek. Comment
  SBBG63476  Pectocarya anisocarpa R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR186877  Pectocarya linearis A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32079 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA0083166  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-6-1 13130 Los Angeles lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent. 994 Comment
  UCR222782  Pectocarya penicillata R. G. Swinney 2009-4-28 10556 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA725132  Pectocarya setosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -18 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SBBG118585  Pectocarya setosa L. Gross with O. Mistretta, V. Soza 2003-5-13 866 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  LA94139  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-6 1647 Los Angeles SANTA MONICA MOUNTAINS, [San] Nicholas Canyon, ca 1 mi. from canyon mouth. 182 Comment
  RSA686741  Pellaea andromedifolia G. R. Proctor 1944-02 776 Los Angeles Sepulveda Canyon Comment
  UC450858  Pellaea andromedifolia Fay A. MacFadden 1931-3-15 Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR217436  Pellaea andromedifolia R. G. Swinney 2009-2-26 10045 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA686735  Pellaea andromedifolia Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  LA94176  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-12 1719 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  RSA0112552  Pellaea mucronata var. mucronata R. G. Swinney 2011-6-15 15173 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy. 1585 Comment
  POM199762  Pellaea mucronata var. mucronata I. W. Clokey 1929-05 4537 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  RSA686918  Pellaea mucronata var. mucronata Thekla Mohr s.n. Los Angeles Eaton Canyon. Comment
  CAS-BOT-BC258818  Pennisetum setaceum Peter H. Raven 1957-9-21 11341 Los Angeles Sunset Boulevard at Groverton Street, Westwood Village Comment
  RSA0073111  Pennisetum setaceum Sarah Ratay, Charlie de la Rosa 2009-9-19 105 Los Angeles Santa Catalina Island: At W edge of Hamilton Cove Housing Development in Avalon CA. Near model home installation. Comment
  NY758502  Penstemon centranthifolius S. Boyd 2004-5-18 11308 Los Angeles Transverse Ranges: Liebre Mountains region: Atmore Meadows area Comment
  RSA412442  Penstemon centranthifolius Robin S. Collins 1973-5-28 327 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, from start of pack trail into canyon ca. 2 miles 609 Comment
  RSA747416  Penstemon centranthifolius R. G. Swinney 2008-5-12 8840 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR192168  Penstemon centranthifolius A. C. Sanders 2008-4-17 34935 Los Angeles Transverse Range, hills c. 1.5 miles SW of Neenach School, c. 1.5 mi. west of Pine Canyon 989 Comment
  CDA41885  Penstemon centranthifolius T. C. Fuller 1980-6-12 20276 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 3.5 km east of road to Mt. Wilson. Comment
  RSA597189  Penstemon centranthifolius Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3719 Los Angeles San Gabriel Mountains, Pinyon Ridge: eastern half of the ridge, directly N of Fenner Canyon. 1939 Comment
  UCSB9673  Penstemon centranthifolius Crum, Charles 1958-7-3 Los Angeles Crystal Lake recreation area; near Los Angeles, California below 1828 Comment
  UC27488  Penstemon grinnellii H. M. Hall June 1899 1223 Los Angeles San Antonio Mountains 1752 Comment
  RSA68356  Penstemon grinnellii Verne Grant, Alva Grant 1951-6-11 16033 Los Angeles Near Hwy 2, several miles beyond Red Box Ranger Station. Comment
  SFV6724  Penstemon grinnellii R. Johnson 1974-6-13 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. Along mountain crest. 1159 Comment
  UC1063208  Penstemon grinnellii var. scrophularioides A. D. Gifford 1935-3-19 474 Los Angeles 1 mi ne Sawmill Mountain; Angeles National Forest, Tejon Quad., ne of Sawmill Mt. 1493 Comment
  UC27459  Penstemon heterophyllus J. H. Barber 1897-7-11 271 Los Angeles Mt. Gleason Comment
  SEINET10334619  Penstemon heterophyllus subsp. australis James Henrickson 1973-6-23 10923 Los Angeles Santa Monica Mtns., Topanga Canyon, 3/4 mile N of Topanga P.O. along old Topanga Canyon Road 244 Comment
  NY601634  Penstemon heterophyllus var. australis A. M. Ottley 1920-5-8 641 Los Angeles San Rafael Hills Comment
  RSA640734  Penstemon heterophyllus var. australis Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  UCR189834  Penstemon labrosus R. G. Swinney 1998-9-4 6885 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  UCR190123  Penstemon labrosus R. G. Swinney 1998-8-27 6801 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  RSA250381  Penstemon rostriflorus Robert F. Thorne, John Dourley 1967-10-3 37277 Los Angeles Mt. Baden Powell: At Vincent Gap 2378 Comment
  RSA250516  Penstemon rostriflorus Robert F. Thorne, John Dourley 1967-10-10 37368 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.5 miles east of Dawson Saddle. 2348 Comment
  RSA401897  Penstemon spectabilis subsp. subviscosus M. B. Dunkle 1933-7-11 3661 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  NY661170  Penstemon spectabilis var. spectabilis F. W. Johnson 1910-3-6 s.n. Los Angeles Monrovia 800 Comment
  UC206185  Pentachaeta lyonii Katharine Brandegee Los Angeles Santa Catalina Isl. Comment
  RSA0059337  Pentagramma triangularis F. W. Peirson 1919-12-2 1502 Los Angeles West fork of Rubio Canyon, south base of San Gabriel Mts. 655 Comment
  RSA0065219  Pentagramma triangularis Anonymous 2 Los Angeles San Antonio Canyon, near Claremont. Comment
  LA94183  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1673 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi E of junction with Hwy 23 on Encinal Canyon Rd. 365 Comment
  UCSB62240  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-11-11 Los Angeles San Gabriel Mtns., E. Fk. of the San Gabriel River, Heaton Flat 609 Comment
  RSA0070745  Pentagramma viscosa T. S. Ross 1993-4-22 6909 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 289 Comment
  SBBG96681  Perityle emoryi S. Boyd with T. Ross, L. Arnseth 1990-4-7 4268 Los Angeles lower half of China Cyn Comment
  UC19636  Petalonyx thurberi subsp. thurberi J. H. Barber 1897-7-12 275 Los Angeles in Soledad Canyon near Saugus; Soledad Canyon Comment
  JEPS24982  Phacelia Ira W. Clokey, B. Templeton May 1929 4531 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  POM3805  Phacelia brachyloba I. M. Johnston 1917-7-1 1744 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA0115256  Phacelia cicutaria var. hispida Richard G. Swinney 2010-5-25 12943 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UC1587644  Phacelia cicutaria var. hispida Tim Ross 1991-4-21 4558 Los Angeles risdgetop on n side Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 294 Comment
  UC881145  Phacelia cicutaria var. hispida Ezra C. Knopf 210 Los Angeles Santa Catalina Island Comment
  UCR124359  Phacelia cicutaria var. hispida I. W. Clokey, B. C. Templeton 1929-1 4521 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR271886  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-28 12415 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
  UCR272839  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14937 B Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR280771  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-19 16586 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA628873  Phacelia cryptantha Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA765195  Phacelia cryptantha Justin M. Wood 2010-5-10 1598 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA632125  Phacelia curvipes Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  POM4504  Phacelia davidsonii George B. Grant 1906-6-18 s.n. Los Angeles Summit, Mount Wilson 1829 Comment
  SD139561  Phacelia distans Jon Rebman, Jonathan Dunn 1996-4-29 3102 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  UC881080  Phacelia distans I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-5-13 4760 Los Angeles Bouquet Canyon 750 Comment
  UCR126339  Phacelia distans A. C. Sanders 2003-3-14 25753 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
  UCR205886  Phacelia distans A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37092 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  UCR256155  Phacelia distans R. G. Swinney 2010-6-4 13052 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR96145  Phacelia distans B. G. Pitzer 1996-4-21 2710 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  OBI13805  Phacelia distans Emese M. Sajo 1966-4-2 39 Los Angeles Big Tujunga cyn, 3 mi E of Tujunga in the San Gabriel Mts 762 Comment
  RSA709681  Phacelia distans LeRoy Gross 2005-4-28 2155 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA428013  Phacelia egena Kenneth A. Wilson 1962-5-12 1277 Los Angeles Canyon with the public campgrounds leading to Devil's Punchbowl Park Comment
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Apr 5 2016
  RSA756900  Phacelia fremontii R. G. Swinney 2008-6-17 9028 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UCR200028  Phacelia grandiflora Valerie Soza, Susan Caplow 2003-4-11 1626 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, south of junction of Brand Park Motorway and Verdugo Motorway, alongside Brand Park Motorway, head of Brand Canyon 762 Comment
  RSA427971  Phacelia grandiflora N. C. Cooper 1945-5-1 2188 Los Angeles Santa Monica Mtns 762 Comment
  SD11896  Phacelia imbricata subsp. patula Victor Duran 1933-7-25 3533 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  UC107324  Phacelia longipes A. Davidson 19 Los Angeles Lancaster Comment
  CATA1668  Phacelia lyonii Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2957 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  RSA150838  Phacelia lyonii Peter H. Raven 1962-5-9 9 Los Angeles Floor of canyon just north of Gray, San Clemente Island. 305 Comment
  SD69516  Phacelia lyonii Robert F. Thorne 1966-4-7 35981 a Los Angeles Santa Catalina Island, near Parson Landing W of Arrow Point, W end of Island 4 Comment
  RSA642417  Phacelia mohavensis Orlando Mistretta 1995-7-11 1872 Los Angeles San Gabriel Mountains: Head of Little Rock Creek ca. 1/2 mile downstream from Alder Saddle. 1509 Comment
  SBBG133908  Phacelia parryi R. Burgess, P. Munro 2005-5-18 6859 Los Angeles W side of Westlake Blvd, top of 1st Hill S of Ventura County line, Santa Monica Mtns 426 Comment
  UCR205539  Phacelia ramosissima A. C. Sanders, T. B. Salvato 2009-5-21 36898 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  RSA426119  Phacelia stellaris H. L. Bauer 1931-5-1 s.n. Los Angeles El Segundo. Comment
  RSA0081699  Phacelia tanacetifolia R. G. Swinney 2010-6-1 13092 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
  UCR271213  Phacelia tanacetifolia R. G. Swinney 2011-4-20 14464 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  HSC94031  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9455 Los Angeles 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. 793 Comment
  LA200584  Phacelia viscida Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA428145  Phacelia viscida C. Epling, Louis C. Wheeler 1933-6-4 1853 Los Angeles Near Summit, Ridge Route. 1524 Comment
  RSA699162  Phacelia viscida Pomeroy 1929-4-7 s.n. Los Angeles Benedict Canyon. Comment
  CAS-BOT-BC250596  Phalaris minor L. R. A. 1901-4-1 1460 Los Angeles Inglewood Comment
  CAS-BOT-BC250598  Phalaris minor Carl B. Wolf 1932-5-14 3633 Los Angeles Santa Catalina Island. Avalon. Above the Ampitheatre 60 Comment
  RSA0115764  Phalaris paradoxa Steven A. Junak 1999-5-20 SCa- 955 Los Angeles Santa Catalina Island. Cottonwood-Black Jack Road, plant stop. 304 Comment
  RSA594559  Phleum pratense F. R. Fosberg 1931-8-13 798 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  RSA435572  Pholisma arenarium F. R. Fosberg 1931-10-4 s 5838 Los Angeles El Segundo. Comment
  RSA0004089  Pholisma paniculatum Bonnie C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles Between El Segundo & Playa del Rey 4 Comment
  CATA1461  Pholistoma auritum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2645 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  RSA459251  Pholistoma auritum Louis C. Wheeler 1932-4-2 551 Los Angeles Head of Mandeville Canyon, Santa Monica Mountains. 488 Comment
  CAS-BOT-BC222547  Pholistoma auritum var. auritum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4359 Los Angeles San Clemente Island. E side of island, near Malo Point, third cyn S of Bryce Cyn. Comment
  LA38518  Pholistoma auritum var. auritum Elizabeth McClintock; 1936-3-22 sn Los Angeles Santa Monica Mountains, Temescal Canyon Comment
  SFV13272  Pholistoma membranaceum M. J. Thor 1983-4-16 173 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  SBBG18720  Pholistoma racemosum E. R. Blakley 1963-4-7 5506 Los Angeles between Little Harbor and Cottonwood Cyn 45 Comment
  RSA575099  Phoradendron densum R. G. Swinney 1994-6-12 2942 Los Angeles Eastern San Gabriel Mountains: ca. 200 m west of Boneyard Canyon, 2 miles S of Hwy 138, just W of San Bernardino County line 1341 Comment
  RSA589970  Phoradendron densum Orlando Mistretta 1994-3-30 941 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1159 Comment
  UCR98826  Phoradendron libocedri T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3370 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 130m N to 250 m NNW of Icy Springs 1733 Comment
  CAS-BOT-BC141145  Phoradendron serotinum subsp. macrophyllum Del Wiens 1955-1-12 941 Los Angeles S of US Hgwy. 99 as it crosses Kellog Hills, W of Pomona 609 Comment
  CAS-BOT-BC141151  Phoradendron serotinum subsp. macrophyllum Marcus E. Jones 1882-2-27 3028 Los Angeles Pasadena Comment
  UC54954  Phyla lanceolata H. P. Chandler 1902-9-9 2034 Los Angeles Ballona Marshes Comment
  SD112056  Phyllospadix Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor Comment
  RSA683951  Phyllospadix scouleri E. Yale Dawson 1957-11-7 17746 Los Angeles Dead Man s Cove. Portuguese Point. Comment
  UC1821226 Image available Phyllospadix scouleri E. Yale Dawson 1957-4-8 16551 Los Angeles Topanga Canyon Beach, Station No. 2 Comment
  UC723838  Phyllospadix torreyi C. Epling July, 1933 Los Angeles Palos Verdes Comment
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Nov 21 2013
  RSA682972  Phyllospadix torreyi E. Yale Dawson 1956-12-15 15717 Los Angeles Point Dume Bay Comment
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Jan 21 2008
  UCR282147  Phytolacca americana var. americana R. G. Swinney 2014-5-21 16599 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  POM980  Pinus attenuata I. M. Johnston 1916-11-21 s.n. Los Angeles San Antonio Canyon Comment
  CATA1920  Pinus canariensis Amy Catalano 2014-9-22 009 Los Angeles Santa Catalina Island: Between the East Summit and the Wrigley Reservoir 436 Comment
  SD108755  Pinus contorta subsp. murrayana Barry Prigge 1970-12-12 109 Los Angeles San Gabriel Mountains, 18 air miles north of San Dimas, 1 mile south of Dawson Saddle on State Highway #2 2745 Comment
  SEINET5334542  Pinus coulteri W. D. Billings 1951-6-18 2105 Los Angeles Ridge between Big Dalton and San Dimas watersheds, San Gabriel Range. 914 Comment
  RSA384324  Pinus lambertiana L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. San Antonio 3049 Comment
  POM184701  Pinus ponderosa Joseph A. Ewan 1932-5-29 7218 Los Angeles Open forest on summit of Mt. Gleason 1890 Comment
  RSA597175  Piperia cooperi Louis C. Wheeler 1950-5-19 6761 Los Angeles San Gabriel Mountains. Mesa between Millard Canyon and Arroyo Seco. 426 Comment
  RSA535327  Piptatherum miliaceum Timothy S. Ross 1991-5-20 5358 Los Angeles San Clemente Island, uppermost reaches of the Wilson Cove Canyon drainage; 3300 ft. NW of the 750 ft BM 142 Comment
  UC1797792  Piptatherum miliaceum Tim Ross and Peter Fritsch 1990-6-20 3595 Los Angeles mouth Burro Canyon (near the confluence of the e and w forks of the San Gabriel River); San Grabriel Mountains 445 Comment
  LA105080  Piptatherum miliaceum Barry A. Prigge; 1988-7-3 8186 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UCR206494  Pistacia chinensis A. C. Sanders, T. B. Salvato 2009-5-21 36903 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  CATA3414  Pittosporum undulatum Ben Dion, Julia A. Parish 2017-2-9 012 Los Angeles Santa Catalina Island: Interior; Quail Valley, 25 meters west of main driveway entrance 160 Comment
  CHSC95708  Plagiobothrys arizonicus LeRoy Gross 2005-4-28 2182 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
  UCR84484  Plagiobothrys arizonicus T. S. Ross, Steve Boyd 1994-5-11 7797 Los Angeles San Gabriel Mtns, Atmore Meadows: betweeen Liebre and Sawmill Mtns; streams draining southward to the North Fork of Fish Canyon 1326 Comment
  UC1587639  Plagiobothrys canescens Tim Ross 1991-4-21 4550 Los Angeles ridgetop between Turnbull and Sycamore Canyons Sycamore Canyons (Whittier Hills (Puente Hills, pro parte)); Whittier Hills 320 Comment
  RSA544541  Plagiobothrys canescens Tim Ross, E. Kellogg 1992-4-12 6125 Los Angeles San Clemente Island: 129 degrees SE, 525m distant from Vista, near head of Grove Canyon. 518 Comment
  RSA616155  Plagiobothrys collinus var. fulvescens Valerie L. Soza 1998-5-3 91 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  RSA771838  Plagiobothrys collinus var. fulvescens R. G. Swinney 2009-5-28 10926 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA13945  Plagiobothrys collinus var. fulvescens D. D. Keck 1922-5-3 s.n. Los Angeles Johnson's Pastures, 2 mi north of town, base of Mtns. 457 Comment
  POM3834  Plagiobothrys nothofulvus P. A. Munz 1918-4-11 2052 Los Angeles Lone Hill near Glendora. Comment
  UCR188649  Plagiobothrys nothofulvus R. G. Swinney 1990-3-24 1558 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. East end of Eagle Ridge, west of new homes 274 Comment
  UC888361  Plantago erecta L. W. Nuttall 304 Los Angeles Santa Catalina Island Comment
  OBI2691  Plantago erecta E. Ryel 1967-4-8 14 Los Angeles Glendora Mt rd 3 mi N of Sierra Madre 457 Comment
  SD69493  Plantago erecta Robert F. Thorne 1966-4-7 35937 Los Angeles Dry, SSE-facing rocky slope at Cherry Valley. Comment
  UCR174648  Plantago indica Jennifer H. Jones 2006-6-4 372 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  SBBG38235  Plantago lanceolata S. A. Junak with M. L. Hoefs, L. Stratton 1998-6-11 SCa 717 Los Angeles E side of Avalon Cyn, above golf course 134 Comment
  CATA3078  Plantago ovata Amy Catalano, Steven Junak 2016-4-27 089 Los Angeles Santa Catalina Island: Along main ridge running to West Point, south facing slope 141 Comment
  RSA0022991  Platanthera sparsiflora Duncan S. Bell, Caitlin Elam 2013-8-1 5563 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA0025155  Platanthera sparsiflora Jane Tirrell, Walter Fidler 2012-6-11 LS 0067 Los Angeles Middle fork of drainage above California State Route 2 at mile marker 67.7, approximately 100 feet above highway. 2347 Comment
  RSA671269  Platanthera sparsiflora F. R. Fosberg 1931-8-12 S- 5586 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  RSA401705B  Platanus racemosa Vernon Rutherford 1948-07 s.n. Los Angeles Canton Canyon, vicinity of Castaic. Tehachapi Mts. Range. Comment
  RSA401715A  Platanus racemosa George B. Grant 1904-5-10 1007 Los Angeles Stream bottoms, near Pasadena Comment
  RSA651301  Platanus racemosa Lori Ackerman, Gerald Braden 1988-4-22 6 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  LA82461  Platystemon californicus O. H. Kappler; 1944-4-9 580 Los Angeles Santa Monica Mountains, Lake Eleanor, Canterbury Ranch 335 Comment
  RSA0135525  Platystemon californicus David E. Bramlet 2016-6-2 5306 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  SEINET3093588 Image available Platystemon californicus Richard G. Swinney 2009-5-5 10650 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert; Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing (Palmdale 7.5 Q.) 963 Comment
  POM11215  Platystemon californicus George B. Grant 1904-5-14 s.n. Los Angeles Playa del Rey. Comment
  POM113  Platystemon californicus R. D. Williams 1902-3-19 s.n. Los Angeles Claremont. Comment
  UC53983  Pluchea odorata var. odorata H. P. Chandler 1902-9-9 2040 Los Angeles Ballona Marsh Comment
  RSA484173  Poa annua Geo. L. Moxley 1919-4-5 687 Los Angeles Exposition Park Comment
  RSA0081701  Poa secunda R. G. Swinney 2010-5-19 12801 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
  RSA0088573  Poa secunda R. G. Swinney 2010-5-11 12693 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA484208  Poa secunda P. A. Munz 1949-4-26 13086 Los Angeles Near Phelan, Mojave Desert 945 Comment
  RSA526637  Poa secunda Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4230 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA600927  Poa secunda L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  UCR76419  Poa secunda T. S. Ross 1992-4-14 6154 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  RSA679917  Poa secunda subsp. secunda LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 926 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  UC1024744  Poa secunda subsp. secunda Leo Whitney 1935-3-28 3023 Los Angeles 20 mi w Lancaster Comment
  RSA229139  Poa secunda var. secunda R. F. Thorne 1971-6-30 40817 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek,1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA477720  Polycarpon tetraphyllum Robert Gustafson 1981-4-29 2230 Los Angeles Ballona Wetlands, Area 2 In disturbed plaes; found along the gas Co. road. Comment
  CAS-BOT-BC414003  Polygonum aviculare subsp. aviculare Geo. B. Grant 1905-5-24 1020 Los Angeles Pasadena Comment
  UC56646  Polygonum aviculare subsp. aviculare Miss E. D. Palmer before Feb 1902 Los Angeles Vicinity of Los Angeles Comment
  SEINET4691499  Polygonum hydropiper Dan S. Cooper 2011-1 711 -90 Los Angeles South Coast: Madrona Marsh. Torrance 24 Comment
  CDA22823  Polygonum lapathifolium T. C. Fuller 1958-8-5 Los Angeles San Gabriel Boulevard Bridge, 1 mile east of Rosemead Boulevard. 0 Comment
  CAS-BOT-BC71901  Polypodium californicum Geo. B. Grant s.n. Los Angeles Pasadena Comment
  CHSC8333  Polypodium californicum Edward L. Smith 1957-3-7 13 Los Angeles Located at 'Prison Camp,' San Antonio (Baldy) Canyon, San Gabriel Mts. 914 Comment
  UCR270054  Polypodium californicum R. G. Swinney 2011-3-17 14127 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCSB62387  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  RSA654299  Polypogon monspeliensis Monica Acosta 1998-5-22 16 Los Angeles The Center for Regenerative Stuedies, South of California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  RSA799857  Polystichum imbricans Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 4 Los Angeles Glendora Ridge Road 1288 Comment
  POM120337  Polystichum imbricans subsp. curtum George B. Grant 1904-5-19 6236 Los Angeles Mt. Wilson Comment
  SD254485  Polystichum imbricans subsp. curtum R. G Swinney 2011-7-7 15467 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area. 1098 Comment
  RSA549134  Polystichum imbricans subsp. imbricans T. S. Ross 1992-7-16 6709 Los Angeles San Gabriel Mts: NE slope of Condor Peak on granitic substrate; 88 degrees E, 195m distant from summit 1557 Comment
  POM307805  Populus balsamifera subsp. trichocarpa Henry J. Ramsey, Henry J. Ramsey 1938-1-22 2755 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA640637  Populus fremontii subsp. fremontii Louis C. Wheeler 1967-5-15 9604 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  RSA649803  Populus fremontii subsp. fremontii Fred Brooks 1988-5-7 34 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  UCR202728  Populus tremuloides R. G. Swinney, Cody Clarke 2001-8-22 8076 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
  SEINET3892989  Potamogeton pectinatus Louis C. Wheeler 1945-8-15 6088 Los Angeles El Monte: Lake Shangri-La. Margin of sunny lake.; 0 Comment
  POM2676  Potentilla glandulosa subsp. nevadensis I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  SBBG1443  Prunus emarginata C. Bornstein, E. Collins 1997-4-14 Los Angeles Liebre/Sawhill Mtn Rd, Liebre Mtns 1615 Comment
  RSA613728  Prunus fasciculata var. fasciculata Louis C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 915 Comment
  POM199747  Prunus ilicifolia I. W. Clokey, Bonnie C. Templeton 1929-05 4482 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA656385  Prunus ilicifolia John Kelling 1980-5-26 18 Los Angeles Verdugo Mountains: 0.5 miles east of Childs Canyon, at the end of Allen Street, Glendale. 427 Comment
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Sep 12 2014
  LA208108  Prunus ilicifolia subsp. ilicifolia Carl Epling; October 1925 8533 Los Angeles San Bernardino Mountains, Camp Baldy 1066 Comment
  RSA724443  Prunus ilicifolia subsp. ilicifolia K. Dobry 1992-4-9 d- 347 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  SBBG10985  Prunus ilicifolia subsp. lyonii R. Moran 1958-9-16 6844 Los Angeles 2 mi SE of Eel Pt 150 Comment
  UCR73419  Prunus lyonii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5278 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  UC212356  Prunus virginiana var. demissa I. M. Johnston 1917-8-23 1712 Los Angeles Prairie Fork San Gabriel River; San Antonio Mountains, Prairie Fork San Gabriel River 1524 Comment
  HSC84054  Pseudognaphalium biolettii David Charlton 1987-1-31 640 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  LA91442  Pseudognaphalium biolettii Bruce Douglas Clayton; Greg Clayton 1972-4-1 42 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  RSA526527  Pseudognaphalium biolettii Steve Boyd, L. Arnseth 1990-4-7 4265 b Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA323745  Pseudognaphalium biolettii F. H. Elmore 407 Los Angeles San Clemente Island Comment
  UCD135066  Pseudognaphalium californicum Daryl Koutnik 1978-4-21 400 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA590912  Pseudognaphalium luteoalbum Orlando Mistretta 1994-4-12 1002 Los Angeles Little Rock Creek. Slopes E of Little Rock Reservoir. 976 Comment
  CAS-BOT-BC357284  Pseudognaphalium microcephalum D. L. Crawford 1915-8-14 s.n. Los Angeles Mts. above Claremont, Palmer Canyon Comment
  LA209928  Pseudognaphalium microcephalum Harlan Lewis; 1940-7-12 Los Angeles Campus of University of California at Los Angeles Comment
  CAS-BOT-BC357624  Pseudognaphalium stramineum Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon Comment
  RSA591995  Pseudognaphalium stramineum Mark Hoefs 1974-4-30 430 Los Angeles Santa Catalina Island: by trail in Hermit's Gulch. 91 Comment
  RSA779452  Pseudotsuga macrocarpa R. G. Swinney 2009-6-17 11222 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UC1272458  Pseudotsuga macrocarpa J. A. Ewan 1934-8-8 8379 Los Angeles 1/4 mi above Big Cienga Camp (Mount Islip trail); San Gabriel Mountains 2057 Comment
  UCSB12271  Pseudotsuga macrocarpa Suter, Richard 1961-2-25 Los Angeles 10 yds. northeast of Angeles Crest Highway at Junction with Mt. Wilson Turnoff above La Canada, California 1249 Comment
  UCSB16217  Pseudotsuga macrocarpa Gerhart, Janet 1963-4-6 Los Angeles 1 mi. on trail E of Red Box Ranger Station at intersection of State Highway 2 and Mt. Wilson Road 822 Comment
  NY63565  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA561598  Pteridium aquilinum var. pubescens Steve Boyd, Walter Appleby 1993-5-24 8167 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within Tujunga Ranger District of Angeles National Forest. Seepages along upper end of Wilson Canyon Road, south of Wilson Canyon Saddle and east of the communications facilities. 945 Comment
  UC450860  Pteridium aquilinum var. pubescens Fay A. MacFadden 1931-4-10 2606 Los Angeles near dam Tejunga Canyon Comment
  UCSC001093  Pteridium aquilinum var. pubescens Unknown 1975-4-21 61 Los Angeles South side of Pacoima Canyon near Ant Canyon Pacoima Canyon, Ant Canyon - San Gabriel Mts. Comment
  RSA392921  Pterostegia drymarioides M. B. Dunkle 1928-4-10 1825 Los Angeles Johnson's Canyon, Santa Catalina Island. Comment
  RSA0091362  Purshia glandulosa R. G. Swinney 2011-4-1 14301 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA158238  Pycnanthemum californicum David P. Gregory 1961-8-10 482 Los Angeles Growing near an apple orchard in the bottom of the canyon below springs. Coldwater Canyon, sw. of Mt. San Antonio. San Gabriel Mountains. Comment
  SEINET10957067  Pyrus communis Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3773 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA583139  Quercus Tim S. Ross 1993-4-22 6915 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak. 419 Comment
  RSA655776  Quercus X grandidentata LeRoy Gross 2001-1-28 334 Los Angeles Verdugo Mountains, north side: Ridge between Engleheard and Henderson Canyons. 549 Comment
  UC1871094  Quercus X morehus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3878 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  SFV865  Quercus agrifolia P. G. Kilburn 1957-10-31 533 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 350 Comment
  CAS-BOT-BC45715  Quercus agrifolia S. Y. Parnay no date s.n. Los Angeles Encino 914 Comment
  UC1922652  Quercus berberidifolia Valerie Soza, Leland Lubinsky 2001-5-16 1224 Los Angeles Transverse Ranges; Verdugo Mountains region; Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 457 Comment
  JEPS37335  Quercus chrysolepis Frank W. Peirson 1918-5-19 16 Los Angeles Echo Mountain San Gabriel Range 1036 Comment
  RSA476889  Quercus chrysolepis L. E. Hoffman 1931-5-11 s.n. Los Angeles Millard's Canyon, Angeles Nat'l Forest. Comment
  RSA488015  Quercus chrysolepis Mark Hoefs, D. Propst 1974-5-10 465 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  SDSU19646  Quercus chrysolepis Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2204 A Los Angeles San Clemente Island, south side of Eagle Canyon. 457 Comment
  SEINET12027838  Quercus douglasii D. P. Reagan 1974-1 12 Los Angeles just E of Sandberg,along State Road N-2 Comment
  SEINET4077708  Quercus dumosa R. Moran 1941-1 707 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  SJSU643  Quercus dumosa F. R. Fosberg 1931-3-25 S 4358 Los Angeles Hamilton Canyon, Santa Catalina Island 79 Comment
  UC405477  Quercus dumosa G. B. Grant 1900-1 Los Angeles Pasadena Comment
  CAS-BOT-BC86236  Quercus dumosa Le Roy Abrams; E. A. McGregor 1908-6-19 332 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA584052  Quercus durata var. gabrielensis Tim S. Ross 1991-4-25 4571 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 841 Comment
  RSA653361  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 300 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) 305 Comment
  RSA653370  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 309 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 793 Comment
  RSA87162  Quercus durata var. gabrielensis F. W. Peirson 1919-5-14 376 Los Angeles East trail to Mt. Lowe 640 Comment
  SEINET7845628 Image available Quercus durata var. gabrielensis D. E. Bramlet 2011-1 4871 Los Angeles Transverse Ranges; San Gabriel Mountains region: Middle of Maple Cyn., 490m east of Big Tujunga Rd. &477m W of Angeles Forest Hwy. (Condor Peak:T2N R12W). 786 Comment
  SFV22025  Quercus durata var. gabrielensis V. Soza, I. E. Anderson, L. Gross 2000-6-6 988 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough canyon, northeast side of peak O'2646. North-northeast-facing slope above along fire near ridgetop. 762 Comment
  SEINET3127570  Quercus engelmannii G. B. Grant 1904-5-5 1086 /6167 Los Angeles Pasadena Comment
  UCR95220  Quercus engelmannii L. C. Wheeler 1945-9-20 6154 Los Angeles San Gabriel Mtns., Kinneloa ('Sycamore') Canyon, near base of mountains 366 Comment
  RSA285659  Quercus engelmannii Lyman Benson 1951-10-15 14806 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  UCR95197  Quercus garryana var. breweri Steve Boyd, Lauren Raz 1996-10-8 9014 Los Angeles Liebre Mtns. region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  POM153297  Quercus john-tuckeri P. A. Munz 1928-9-5 11182 Los Angeles Rock Creek to Big Pines. 1220 Comment
  SEINET12853631  Quercus kelloggii Unknown 1997-10-1 s.n. Los Angeles Flora of the United States of America State: California County: Los Angeles Location: Angeles National Forest, San Gabriel Mountains, along Hwy 2 Comment
  SD40849  Quercus lobata Carl B. Wolf 1932-10-19 4351 Los Angeles 0.25 mile south of Santa Clara River 366 Comment
  SBBG27694  Quercus pacifica R. Moran 1941-3-14 707 Los Angeles Middle Ranch 200 Comment
  UCR281775  Quercus pacifica Mitch Provance, Scott Duff 2017-6-29 617- 60 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  RSA188337  Quercus tomentella Robert F. Thorne, Thorne 1966-5-31 36432 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  RSA488453  Quercus tomentella Mark Hoefs 1974-9-25 549 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 69 Comment
  UC1594419  Quercus tomentella Tim Ross and Elizabeth Kellogg 1992-4-12 6126 B Los Angeles 110 degrees ese, 480-600 m from Vista (point) (at head of Grove Canyon); San Clemente Island, Grove Canyon 426 Comment
  UCR143069  Quercus tomentella F. R. Fosberg 1931-7-16 S- 5607 Los Angeles Channel Islands; Santa Catalina Island, Gallagher's Canyon, right fork, Santa Catalina Island 100 Comment
  UCD47603  Quercus wislizeni T. E. Weier 1941-6-26 s.n. Los Angeles California Live Oak. San Gabriel Mts. near Vincent, Calif. Comment
  UCR223586  Quercus wislizeni R. G. Swinney 2009-6-8 11067 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
  RSA0062863  Quercus wislizeni var. frutescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6776 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA87153  Quercus wislizeni var. frutescens F. W. Peirson 1919-5-10 403 Los Angeles Trail from Arraster [Arrastre] Creek to Mt. Gleason, San Gabriel Mts 1524 Comment
  SFV905  Quercus wislizeni var. frutescens P. G. Kilburn 1958-9-19 876 Los Angeles Santa Susana Mountains Oat Mountain. 945 Comment
  RSA472416  Rafinesquia californica Fay A. MacFadden 1931-5-5 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCD95984  Ranunculus californicus Kenneth A. Wilson 1961-3-10 955 Los Angeles Santa Monica Mountains. Old Topanga Canyon Road, ca. 1/4 mile west of Topanga Canyon Road. Comment
  POM99358  Ranunculus californicus Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC378879  Ranunculus californicus var. californicus Wesley O. Griesel 1962-3-17 s.n. Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  UC827828  Ranunculus hebecarpus Ira W. Clokey, B. Templeton Apr. 1929 4429 Los Angeles Mandeville Canyon Santa Monica Mountains (n slope) 300 Comment
  SEINET6701974 Image available Rhamnus californica Ira W. Clokey 1929-4-1 4442 Los Angeles Western Transverse Range; Santa Monica Mtns.; Mandeville Canyon 200 Comment
  RSA724511  Rhamnus californica subsp. californica K. Dobry 1991-6-13 d- 709 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  RSA785509  Rhamnus crocea Doris Bowers 1970-5-13 1529 Los Angeles Peck Park, San Pedro 244 Comment
  CAS-BOT-BC56002  Rhamnus ilicifolia LeRoy Abrams 1903-3-11 3114 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  LA200808  Rhamnus ilicifolia Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  POM8710  Rhamnus ilicifolia P. A. Munz, R. D. Harwood 1920-3-13 3310 Los Angeles San Jose Hills, 2 mi. W. of Rocky hillside. Pomona. Comment
  RSA122107  Rhamnus ilicifolia A. D. Gifford 1935-3-15 479 Los Angeles 2 1/2 miles southwest of Red Mountain. 518 Comment
  UCD112324  Rhamnus ilicifolia Gerald Dickinson 1962-4-8 13 Los Angeles 1 mile W Topanga Canyon and Mulholland Santa Monica Mountains. 356 Comment
  UCR259632  Rhamnus ilicifolia R. G. Swinney 2010-3-30 12123 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  CAS-BOT-BC59792  Rhamnus pirifolia Geo. B. Grant 190 Los Angeles Santa Catalina Island. Comment
  SBBG78556  Rhamnus pirifolia F. R. Fosberg 1932-5-7 8151 Los Angeles Grand Cyn, upper falls 130 Comment
  UC167162  Rhamnus pirifolia unknown 1906-9-1 Los Angeles Santa Catalina Island, off s California Santa Catalina Island Comment
  LA32122  Rhamnus tomentella subsp. tomentella Peter H. Raven; 1959-10-18 14679 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy 2.9 mi E of Decker Rd. 662 Comment
  CAS-BOT-BC170473  Rhus integrifolia L. R. Abrams; I. L. Wiggins 1931-7-6 395 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  RSA670685  Rhus integrifolia B. C. Templeton 1968-2-25 11399 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  SBBG90428  Rhus integrifolia M. C. Hochberg 1985-4-7 1208 Los Angeles W of Empire Landing, Little Springs Cyn 243 Comment
  SD48943  Rhus integrifolia Reid Moran 1958-9-15 6821 Los Angeles Canyon 1.8 miles southeast of Eel Point, San Clemente Island 99 Comment
  UCR13460  Rhus integrifolia O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  LA91490  Rhus ovata Bruce Douglas Clayton; Greg Shaw 1972-4-15 91 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, W flank of the Castle next to trail. 548 Comment
  UCD116935  Rhus ovata Marc Meyer 1993-2-27 3 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  JEPS66276  Rhus trilobata Frank W. Peirson 1919-3 342 Los Angeles Monrovia Canyon, Arroyo Seco Monrovia Canyon; San Gabriel Mountains 426 Comment
  CAS-BOT-BC92277  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles San Gabriel Mountains. Santa Anita Canon [Canyon]. Comment
  SFV15489  Ribes aureum E. J. Spencer 1992-2-19 3 Los Angeles Bear Canyon, east of Sand Canyon Road at milepost 7.64. 732 Comment
  CAS-BOT-BC92442  Ribes aureum var. gracillimum C. F. Baker 1904-3-15 4154 Los Angeles Glendora. Comment
  CHSC95438  Ribes aureum var. gracillimum LeRoy Gross 2002-2-23 479 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Northeast side: 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. 458 Comment
  SDSU21083  Ribes aureum var. gracillimum Ian Cain 2010-4-29 1392 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 930 meters east south east of intersection of Durfee Avenue and Rosemead Blvd along bike path 65 Comment
  CAS-BOT-BC93104  Ribes californicum var. hesperium Joseph Andorfer Ewan 1932-2-27 7025 Los Angeles Santa Monica Mountains. Mandeville Canyon. 304 Comment
  CAS-BOT-BC173096  Ribes indecorum C. F. Baker 1904-2-15 4011 Los Angeles San Antonio [Canon] Canyon near Claremont Comment
  CAS-BOT-BC173406  Ribes malvaceum Fordyce Grinnell 1903-12-31 103 Los Angeles Mt. Wilson Trail, Santa Anita [Canon] Canyon 762 Comment
  CAS-BOT-BC173408  Ribes malvaceum Alice Cooper 1908-12-12 s.n. Los Angeles [Sturdevant] Sturtevant Trail, San Gabriel Mountains Comment
  CAS-BOT-BC173445  Ribes malvaceum Peter H. Raven 1959-2-15 13781 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  CAS-BOT-BC412  Ribes montigenum Alfred James McClatchie 1893-8-16 s.n. Los Angeles Summit of Mt. San Antonio 3048 Comment
  SEINET13942688 Image available Ribes nevadaense David Charlton 1986-1 268 Los Angeles San Gabriel Mountains, between Blue Ridge Campground (1.5 mi. airline SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run along the reservoir maintenance road, 0.7 to 1.2 mi. S of Angeles Crest Hwy on Forest Road 3N06. T3N, R8W, sec 5. 8000 ft 2438 Comment
  UCR38984  Ribes roezlii var. roezlii David J. Keil 1980-3-28 13738 Los Angeles San Gabriel Mtns., Lower Shake campground near Lake Hughes 1311 Comment
  RSA549573  Ribes speciosum Tim S. Ross 1991-3-10 4214 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  CATA1938  Ribes viburnifolium E. R. Blakley 1961-9-24 4764 Los Angeles Santa Catalina Island: Point between Fourth of July Cove and Cherry Valley, on cliff above ocean 45 Comment
  OBI14018  Ribes viburnifolium H. E. McMinn Mar-32 2717 Los Angeles Santa Catalina Island. Cultivated Mrs. Blako's Garden Oakland Comment
  CHSC98043  Ricinus communis LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1030 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains. Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. UTM Zone 11; 3783279N 0382445E. 262 Comment
  RSA0062836  Robinia pseudoacacia LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6759 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA431536  Rorippa curvisiliqua Anstruther Davidson 1893-8-13 s.n. Los Angeles Garvanza Comment
  POM1541  Rosa californica Otis Hiatt 1918-6-3 s.n. Los Angeles Topanga Canyon. Comment
  RSA600132  Rosa californica Steve D. Boyd, Lauren Raz 1997-5-28 9832 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SD253542  Rosa californica R. G. Swinney 2011-6-23 15281 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  UCR581  Rosa californica Eugene Cardiff 1954-6-19 s.n. Los Angeles San Gabriel Mtns., Big Pines 2134 Comment
  CAS-BOT-BC146961  Rosa woodsii var. gratissima Robert F. Thorne 1969-7-2 38297 Los Angeles San Gabriel Mts., Angeles National Forest: margin of Chilao Creek, Upper Chilao Campground 1615 Comment
  RSA585033  Rubus discolor Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  UCR43318  Rubus parviflorus David Charlton 1986-6-15 292 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA12636  Rubus ursinus Carl B. Wolf 1934-8-16 6063 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. Comment
  CAS-BOT-BC158824  Rubus ursinus Peter H. Raven 1959-3-15 13849 Los Angeles Just east of Zuma Beach, Point dume - Santa Monica Mountains 21 Comment
  RSA608528  Rubus vitifolius Louis C. Wheeler 1930-4-26 25 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA0115857  Rumex conglomeratus Steven A. Junak 1999-5-6 SCa- 884 Los Angeles Santa Catalina Island. Parsons Landing, at W end of beach, mouth of canyon creek. 3 Comment
  UCR125243  Rumex crispus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25514 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  UCR190438  Rumex crispus R. G. Swinney 2000-5-10 7676 Los Angeles San Gabriel Mtns., San Gabriel River bottom, c. 600 m NE of confluence with Fish Canyon between bike path and river bottom 220 Comment
  RSA719127  Rumex crispus Naomi Fraga 2001-5-18 45 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  POM2339  Rumex hymenosepalus A. L. Barrows 1903-5-12 s.n. Los Angeles Claremont. 366 Comment
  SEINET1004069  Rumex obtusifolius A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-1 26223 Los Angeles Western San Gabriel Mtns.: Castaic Valley Along Castaic Creek 0-2 km downstream from Lake Hughes Rd., NewHall Ranch. 351 Comment
  JEPS39868  Rumex obtusifolius Joseph Andorfer Ewan 1932-7-4 7573 Los Angeles Millards Canyon San Gabriel Mts. (just below the falls) Comment
  RSA0080721  Rumex salicifolius R. G. Swinney 2010-9-7 13713 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  RSA772371  Rumex salicifolius R. G. Swinney 2009-5-20 10833 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA0065421  Rumex salicifolius A. E. Hersh 1950-7-26 s.n. Los Angeles Campus UCLA, south of s. parterre. 60 Comment
  UC1595236  Rumex salicifolius var. salicifolius Tim Ross and Peter Fritsch 1990-6-20 3599 Los Angeles near confluence of E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  RSA248885  Ruppia maritima Robert F. Thorne 1973-4-12 42934 Los Angeles San Clemente Island, Pyramid Cove at S end of island. 3 Comment
  RSA0070370  Salix exigua R. G. Swinney 2010-4-1 12152 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire), below Forest Service boundary, from wash bottom to 150 m. to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA597292  Salix exigua R. G. Swinney 1994-8-23 3224 Los Angeles San Gabriel Mountains: Mount Baldy Road on W shoulder, approx. 1/4 mi SW of Mount Baldy Road Junction with Glendora Mountain Road. 1220 Comment
  UCR205059  Salix exigua R. G. Swinney 2008-4-4 8605 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA0104967  Salix exigua Steven A. Junak 1999-7-16 SCa- 1051 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. 27 Comment
  SBBG131555  Salix exigua S. A. Junak 1999-7-16 SCa 1051 Los Angeles lower Cottonwood Cyn, just downstream from crossing of rd to Ben Weston Beach 27 Comment
  SD252377  Salix exigua Steven A. Junak 1999-7-16 Sca 1051 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. 27 Comment
  UCR209512  Salix gooddingii Dan S. Cooper 2009-1 209- 20 Los Angeles Los Angeles Basin, West Athens area, 'Anderson Wash', relict habitat along RR right-of-way south of 105 Fwy and west of Normandie Blvd., South Los Angeles 53 Comment
  LA208742  Salix laevigata Carl Hedin; Joseph Ewan 1932-4-30 7642 Los Angeles Along stream from Baldwin Hills near Higuera Road, Culver City [Area 2] Comment
  RSA187950  Salix laevigata Robert F. Thorne 1966-4-29 36270 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  RSA598941  Salix laevigata Steve D. Boyd, Tim S. Ross 1997-3-21 9199 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SBBG59053  Salix laevigata R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UC506413  Salix laevigata Carl Hedin and Joseph Ewan 1932-5-19 7665 Los Angeles Ballona Creek at Ballona Marshes Comment
  UCR150840  Salix lasiolepis R. G. Swinney, Dave Larson 1999-5-15 7178 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR220180  Salix lasiolepis R. G. Swinney, Jane Strong 2009-4-7 10307 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  RSA657024  Salsola tragus Joseph M. Keefe 2001-1-19 30901 Los Angeles Verdugo Mountains: On north side of Upperton Avenue (north across street from 1871 Uppperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park). 262 Comment
  UC586886  Salsola tragus Joseph Andorfer Ewan 1934-8-3 8384 Los Angeles near county line Swartout Valley; San Gabriel Mts., Swartout Valley 1981 Comment
  CAS-BOT-BC180704  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  LA82020  Salvia apiana Henry J. Thompson; 1960-5-14 3071 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA0086921  Salvia apiana R. G. Swinney 2010-8-9 13470 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA649601  Salvia apiana Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 29 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UC25659  Salvia apiana J. H. Barber 1897-3-28 117 Los Angeles Santa Monica Canyon Comment
  UCR276737  Salvia apiana R. G. Swinney 2010-8-11 13507 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  POM306200  Salvia apiana Henry J. Ramsey, Henry J. Ramsey 1937-5-16 s.n. Los Angeles Altadena. 305 Comment
  RSA442851  Salvia apiana William Emboden 1969-5-28 41 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA411358  Salvia carduacea Christopher Davidson 1973-4-1 1887 Los Angeles 1 mi south of Littlerock. 762 Comment
  RSA0105747  Salvia columbariae R. G. Swinney 2011-7-7 15429 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA596059  Salvia columbariae Tim S. Ross, J. Mark Porter 1995-5-4 8425 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC25688  Salvia columbariae Harley P. Chandler 1897-3-14 Los Angeles San Dimas 609 Comment
  UCR266126  Salvia dorrii subsp. dorrii Orlando Mistretta, Christine Mistretta 2005-4-21 2051 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA0017012  Salvia dorrii var. pilosa Unspecified 1906-6-1 s.n. Los Angeles Big Rock Creek. Comment
  CAS-BOT-BC233694  Salvia leucophylla Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  SBBG51258  Salvia leucophylla J. Doty 1969-5-16 672 Los Angeles 1.4 mi N of jct with Violin Cyn Rd, 7.7 mi N of Castaic Junction 396 Comment
  UCR124965  Salvia leucophylla Geo. L. Moxley, Grinnell 1916-6-15 489 Los Angeles Western Transverse Ranges, Devil's Canyon, Santa Susana Mtns. 1000 Comment
  RSA725766  Salvia mellifera A. C. Sanders, Mark A. Elvin 2003-5-1 26283 Los Angeles Westrn San Gabriel Mtns.: NE side of Castaic Msa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  UC311249  Salvia mellifera Philip A. Munz 1926-4-4 10014 Los Angeles 2 mi n Saugus Comment
  UCLA70028  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7452 Los Angeles Verdugo Canyon Storm Channel; Verdugo Canyon Comment
  RSA0086865  Salvia mellifera Steven A. Junak 1998-6-13 SCa- 746 Los Angeles Santa Catalina Island: W side of Avalon Canyon drainage, along N rim of Quail Canyon, just W of Los Angeles County Fire Station. 24 Comment
  RSA434073  Salvia spathacea E. Crow 1929-5-5 353 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  CHSC3689  Sambucus mexicana Mary MacArthur 1966-5-12 19 Los Angeles San Rafael Hills- Glendale College. 213 Comment
  JEPS57256  Sambucus mexicana L. R. Heckard 1968-5-11 1842 Los Angeles along Hwy 6 1.3 mi below Newhall Junction (canyon slope se of Newhall) 518 Comment
  RSA250374  Sambucus mexicana R. F. Thorne, John Dourley 1967-3-10 37272 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2287 Comment
  RSA653836  Sambucus mexicana Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 773 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 335 Comment
  SEINET12287038  Sambucus mexicana M. T. Doutt 1931-1 630 Los Angeles Sierra Madre Mts. trail between Mt. Lowe and Mt. Wilson Comment
  RSA0022257  Sambucus nigra Duncan S. Bell, Caitlin Elam 2013-8-1 5547 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  OBI26305  Sambucus nigra subsp. caerulea Mark Schneider 1973-5-1 27 Los Angeles Mulholland hwy 1-1/2 mi past Stunt Rd. Comment
Read comments
May 8 2014
  SFV15568  Sambucus nigra subsp. caerulea R. K. Stachelek 1992-4-14 17 Los Angeles San Gabriel Mountains Sylmar, Stetson Ranch Park. Dirt road just past parking area. 500 Comment
  RSA592419  Sanicula arguta Mark Hoefs, Doug Propst 1973-3-3 28 Los Angeles Santa Catalina Island. Rocky slope on open hillside in upper Cottonwood Canyon, west of Black Jack Mountain 366 Comment
  SD69478  Sanicula arguta Robert F. Thorne 1966-4-5 35838 Los Angeles Santa Catalina Island, rocky dry south-facing slope above sream in Cottonwood Canyon 105 Comment
  RSA471459  Sanicula crassicaulis L. C. Wheeler 1931-4-10 S- 43 Los Angeles East end of San Jose Hills at Pomona. 305 Comment
  SEINET3157032  Sanicula tuberosa G. B. Grant 1906-6-10 sn Los Angeles Mt. Lowe; Pasadena 1219 Comment
  RSA445281  Satureja douglasii Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  RSA445301  Satureja mimuloides Geo. L. Moxley 1914-9-7 280 Los Angeles Arroyo Seco Canyon. Comment
  RSA547481  Schedonorus arundinaceus Timothy S. Ross, Orlando Mistretta 1992-7-24 6762 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA610781  Schinus molle L. C. Wheeler 1932-9-6 1352 Los Angeles Thompson Wash, 2 mi. NE La Verne. 373 Comment
  UCR117111  Schinus terebinthifolius A. C. Sanders, D. Malueg 2001-5-17 24317 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
  CATA2010  Schismus arabicus Steven A. Junak 1998-3-22 502 Los Angeles Santa Catalina Island: Avalon Canyon, along W side of Avalon Canyon Road, just N of entrance to Wrigley Memorial Botanical Garden 106 Comment
  UCR258832  Schismus barbatus R. G. Swinney 2010-4-23 12340 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  LA15584  Schoenoplectus americanus A. M. Johnson; 1928-4-7 2957 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  RSA517159  Scirpus microcarpus Timothy S. Ross 1990-10-9 3254 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1436 Comment
  UCR9389  Scirpus microcarpus D. H. Wilken 1965-4-23 223 Los Angeles San Gabriel Mtns., San Antonio Canyon between Mt. Baldy P.O. & mouth of canyon 1220 Comment
  POM199529  Scrophularia californica I. W. Clokey, Bonnie C. Templeton 1929-07 4573 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  UC535523  Scrophularia californica Ira W. Clokey, B. Templeton July 1929 4573 Los Angeles Mandeville Canyon; Santa Monica Mts 300 Comment
  RSA425188  Scrophularia californica subsp. floribunda I. W. Clokey, Bonnie C. Templeton 1929-07 4573 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  CATA1060  Scrophularia villosa Mark L. Hoefs 1995-5-10 1993 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  SD90446  Scrophularia villosa Robert F. Thorne, Doug Propst 1973-2-12 42484 Los Angeles Santa Catalina Island, Ironwood Gully, E of Isthmus above Banning House 182 Comment
  LA30220  Scutellaria mexicana Harlan Lewis; H. L. Wedberg 1957-4-13 sn Los Angeles Pearblossom Comment
  CAS-BOT-BC341089  Scutellaria mexicana A. D. E. Elmer 1902-6-1 3671 Los Angeles Palmdale Comment
  HSC97533  Scutellaria siphocampyloides Richard G. Olmstead 1986-6-8 792 Los Angeles Angeles National Forest along creek near picnic area at Chilao Camp 1601 Comment
  SFV17380  Scutellaria tuberosa G. Beall 1998-3-12 s. n. Los Angeles Santa Monica Mountains South side of Mulholland Highway about 2 miles west of Old Topanga Canyon Road. 440 Comment
  RSA445372  Scutellaria tuberosa F. H. Elmore 1934-3-4 s.n. Los Angeles [Beudiets sp?] Canyon, Hollywood. Comment
  UCR190094  Sedum spathulifolium R. G. Swinney 1998-7-30 6586 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  LA209930  Senecio breweri Arthur C. Gibson; 2005-5-5 5069 Los Angeles Comment
  CAS-BOT-BC341216  Senecio lyonii George B. Grant; Walter Wheeler 1904-4-21 1193 a/6134 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA702297  Senecio vulgaris Scott D. White, Pam DeVries 2004-5-18 10429 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
  RSA608043  Senecio vulgaris L. C. Wheeler 1947-6-13 6520 Los Angeles Los Angeles/San Bernardino counties. San Gabriel Mountains: Cascade Canyon at fire road, near creek. Comment
  UCR146691  Sequoiadendron giganteum Scott D. White 2004-8-11 10719 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
Read comments
Jul 25 2018
  UCR110905  Setaria adhaerens A. C. Sanders, D. Malueg 1998-6-22 22015 Los Angeles San Gabriel Mtns., W of Rosemead Blvd., Burton Ave. at Longden Ave., under SCE powerlines 146 Comment
  RSA447538  Sherardia arvensis F. R. Fosberg 1930-6-27 S 3049 Los Angeles Los Angeles. 55 Comment
  RSA482973  Sidalcea malviflora subsp. malviflora I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  CAS-BOT-BC434377  Sidotheca trilobata Noel H. Holmgren; James L. Reveal 1966-5-29 2610 Los Angeles San Gabriel Mountains, ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit. 1767 Comment
  UCR186783  Silene gallica Gary Kovnat, LeRoy Gross 2003-4-5 37 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  RSA762289  Silene gallica Orlando Mistretta, Christine Mistretta 2008-5-5 2649 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
  CAS-BOT-BC174891  Silene laciniata Wesley O. Griesel 1961-6-4 s.n. Los Angeles San Rafael Hills 609 Comment
  UCD98931  Silene laciniata subsp. laciniata Gerald Dickinson 1962-5-22 50 Los Angeles Topanga Canyon and Upper Robinson Road, Santa Monica Mountains. 304 Comment
  RSA598081  Silene lemmonii Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3776 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  RSA0081481  Silene parishii Jane Tirrell 2012-7-25 LS 0127 Los Angeles Approx. 0.5 mi. east of Windy Gap along north side of Pacific Crest Trail. 2469 Comment
  RSA0091334  Silene verecunda R. G. Swinney 2011-8-17 15635 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA755713  Silene verecunda R. G. Swinney 2008-7-3 9151 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2329 Comment
  UC218196  Silene verecunda subsp. platyota P. A. Munz 1922-7-21 6119 Los Angeles Little Baldy San Gabriel Mts., Little Baldy 2895 Comment
  RSA0065440  Silene vulgaris R. Nicsen 1955-5-2 s.n. Los Angeles 1 mile N. Azusa. Comment
  UCR205117  Silybum marianum R. G. Swinney 2008-4-17 8679 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  RSA188708  Silybum marianum R. F. Thorne, Percy C. Everett 1965-6-24 35047 Los Angeles Santa Catalina Island, above pond impounded behind dam in lower Cottonwood Canyon Comment
  RSA608721  Sinapis alba L. C. Wheeler 1931-3-14 s.n. Los Angeles La Verne. Comment
  UCR199006  Sisymbrium altissimum Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  RSA587409  Sisymbrium irio Orlando Mistretta 1995-4-5 1595 Los Angeles Drainage W of Little Rock Creek Reservoir 1037 Comment
  UCR193472  Sisymbrium orientale R. G. Swinney 1999-4-5 7043 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
  UCR259919  Sisymbrium orientale R. G. Swinney 2010-3-16 11949 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA624641  Sisymbrium orientale L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA735381  Solanum americanum Steve D. Boyd, Mark A. Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11702 Los Angeles southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains. 1024 Comment
  RSA428799  Solanum americanum Robert Gustafson 1981-5-13 2215 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA422397  Solanum douglasii Freda Detmers 1928-10-17 s.n. Los Angeles Stream side, Verdugo Woodlands Comment
  RSA422426  Solanum douglasii Tom Burch 1940-2-22 4018 -6 Los Angeles Redondo Beach Comment
  RSA617703  Solanum douglasii Scott D. White 1997-2-2 4658 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, S of San Dimas Ave, and E of the I-210 Freeway. 244 Comment
  UCD126023  Solanum douglasii Natalie deGarder 1992-5-30 22 Los Angeles Altadena, 1.5 mi. from Highway 210 up Lincoln Rd to top of Rising Hill Road. 518 Comment
  UCR125944  Solanum douglasii A. C. Sanders, Mark Elvin 2002-6-19 25143 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
  UCR259966  Solanum douglasii R. G. Swinney 2010-3-18 11982 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  POM306262  Solanum douglasii Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1416 Los Angeles Eaton Canyon Park, Altadena Comment
  RSA422417  Solanum douglasii M. Bisbee 1917-5-29 s.n. Los Angeles Roadside, Eagle Rock Comment
  UC111238  Solanum elaeagnifolium Theodore W. Minthorn 1907-8-18 3 Los Angeles San Pedro Comment
  POM305698  Solanum umbelliferum Henry J. Ramsey, Henry J. Ramsey 1937-3-26 968 Los Angeles Pacoima Canyon, near San Fernando, Angeles National Forest. Comment
  RSA187749  Solanum wallacei Robert F. Thorne 1966-4-5 35798 Los Angeles Santa Catalina Island. North slope of Black Jack Mountain, 1/8 mile down road to White's Landing 412 Comment
  RSA0010520  Solanum xanti LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6803 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SEINET6186070  Solanum xanti var. intermedium H. M. Hall 3754 Los Angeles Near Pasadena Comment
  NY178752  Solanum xanti var. wallacei W. A. Wallace s.n. Los Angeles Island of Catalina Comment
  RSA747684  Solidago californica R. G. Swinney 2001-8-27 8111 Los Angeles Throop Peak, west of Mt. Baden-Powell 2780 Comment
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Oct 25 2012
  UCR256445  Solidago californica R. G. Swinney 2010-9-9 13764 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
  SBBG63001  Solidago confinis R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UC61706  Solidago velutina subsp. californica Geo. R. Hall Sept 1904 Los Angeles above Swartout Canyon (Southern California); San Antonio Mts. 2133 Comment
  RSA609981  Sonchus asper L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  RSA0021285  Sonchus oleraceus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5080 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA658354  Sonchus oleraceus Naomi Zohman 1985-4-28 36 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA506190  Sorghum bicolor L. C. Wheeler 1966-11-23 9153 Los Angeles West fork of San Gabriel Canyon Comment
  POM352405  Sorghum halepense Bonnie C. Templeton 1934-10-13 4805 Los Angeles Los Angeles River Comment
  RSA0031717  Spartium junceum Dana Roche 1998-5-3 6 Los Angeles Mt. Baldy Road 2.6 miles from the intersection of Mils Ave and Mt. Baldy Rd. East side of road. 731 Comment
  RSA0031847  Spartium junceum Geraldine Dodd 1992-5-2 001 Los Angeles 2 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena. Sam Merrill hiking trail. 975 Comment
  RSA724592  Spartium junceum K. Dobry 1991-5-11 d- 195 Los Angeles Cold Creek Cyn. Santa Monica off Stunts Rd. Comment
  CATA3042  Spergularia bocconi Amy Catalano 2016-3-21 051 Los Angeles Santa Catalina Island: Driveway to milkhouse in Middle Ranch 188 Comment
  UCD170121  Spergularia bocconi R. G. Swinney 2009-3-10 10082 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park. 296 Comment
  RSA526516  Spergularia bocconi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4255 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR121249  Spergularia macrotheca J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  RSA0098393  Spergularia macrotheca F. R. Fosberg 1930-6-23 S 2944 Los Angeles Del Rey. 1 Comment
  RSA658518  Stachys bullata Diane Elliott 1985-5-10 27 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SFV12374  Stachys bullata D. L. Koutnik, V. Dawes 1978-5-12 480 Los Angeles Santa Monica Mountains Arroyo Sequit along Mulholland Highway. 549 Comment
  RSA733359  Stanleya pinnata A. C. Sanders 2003-4-28 26145 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
  UC10846  Stanleya pinnata J. H. Barber 1897-6-25 179 Los Angeles Soledad Canyon Comment
  CATA1712  Stebbinsoseris heterocarpa Mark L. Hoefs, Steven A. Junak 1999-5-20 3043 Los Angeles Santa Catalina Island: Near road between Black Jack Campground and Airport Road [by mine shaft] 487 Comment
  UC92157  Stebbinsoseris heterocarpa T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment