Search Results — 2000 specimen records retrieved (1574 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA534114  Abronia maritima Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5099 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  RSA235091  Abronia pogonantha J. Baltierra 1971-5-2 30 Los Angeles 15 mi E of Palmdale on S slope of Lovejoy Buttes in Mojave Desert 915 Comment
  RSA523604  Abronia villosa G. H. True 1935-3-6 57 Los Angeles Lovejoy Butte 854 Comment
  RSA658988  Acamptopappus sphaerocephalus var. hirtellus W. Wisura 2001-5-18 5164 Los Angeles Western Mojave Desert: Fort Tejon Rd 3.7 mi E. of Bob's Gap Road Comment
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Jul 28 2014
  RSA409463  Acanthomintha obovata subsp. cordata E. L. Adams 1924-1 s.n. Los Angeles Near Liebre, Ridge Route. Comment
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May 12 2014
  RSA394170  Acer macrophyllum Bonnie C. Templeton 1952-04 7703 Los Angeles Near stream, Topanga Canyon, Santa Monica Mountains. Comment
  RSA755841  Acer macrophyllum R. G. Swinney 2008-7-2 9108 Los Angeles Reed Spring. South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 and Old Hwy 39 1878 Comment
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Sep 21 2010
  UCR132940  Acer saccharinum Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  UCR204211  Achillea millefolium R. G. Swinney 2001-9-16 8161 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  POM266627  Achnatherum coronatum J. C. Roos 1942-3-7 1002 Los Angeles Mouth of Big Tujunga Canyon, west end of San Gabriel Mts. Comment
  SEINET6794816 Image available Achnatherum occidentale subsp. pubescens R. G. Swinney 2009-1 11029 Los Angeles Transverse Range; San Gabriel Mtns. Horse Flats, 1 air mile ... 1720 Comment
  RSA150926  Achyrachaena mollis P. H. Raven 1962-5-9 17663 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  SD69684  Acmispon americanus Robert F. Thorne, P. Everett 1965-6-23 34974 Los Angeles Catalina Island; Hay Press Reservoir. 410 Comment
  SD217299  Acmispon argophyllus var. argenteus Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4309 Los Angeles San Clemente Island, east side of island near Malo Point, first canyon south of Bryce Canyon. Comment
  SD21286  Acmispon dendroideus var. dendroideus Norman E. Bilderback 1938-4-17 Los Angeles Catalina, Avalon Comment
  UCSB8572  Acmispon glaber Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre 304 Comment
  CATA1276  Acmispon maritimus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2362 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  SD231307  Acmispon procumbens Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 10 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
  SBBG68162  Acmispon procumbens var. procumbens R. Hoffmann 1928-7-9 Los Angeles Pine Cyn 914 Comment
  SBBG68092  Acmispon strigosus R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn Comment
  UCSB45406  Acmispon strigosus Osburn, Rob 1979-3-29 Los Angeles San Gabriel Mtns., on Agua Dulce Canyon Rd., off of Antelope Valley Freeway 609 Comment
  CATA335  Acourtia microcephala Mark L. Hoefs 1973-7-13 374 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  RSA471674  Acourtia microcephala C. Epling 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA94810  Acourtia microcephala F. W. Peirson 1919-7-1 520 Los Angeles South base of San Gabriel Mtns, Fish Canyon. 457 Comment
  LA91423  Adenostoma fasciculatum Bruce Douglas Clayton; Greg Shaw 1972-3-30 24 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  RSA682643  Adenostoma fasciculatum LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 946 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. 564 Comment
  RSA580982  Adenostoma fasciculatum var. fasciculatum Catherine A. Mish 1995-3-4 13 Los Angeles Santa Monica Mountains, Hollywood Reservoir. 250 Comment
  SD112340  Adiantum capillus-veneris Darley F. Howe 1915-3-1 25 Los Angeles San Dimas Canyon Comment
  LA200057  Adiantum jordanii Lawrence L. Kiefer; 1966-3-6 1652 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 2 mi from canyon mouth. 304 Comment
  UCR88665  Adiantum jordanii Scott D. White, Chet McGaugh 1995-5-9 2988 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA687718  Adiantum jordanii C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Catalina Island, about 1 mile directly inland from St. Catherines Comment
  CDA3934  Aeonium X hybridum A. C. Sanders, Dan Malueg 2001-5-17 24347 Los Angeles Los Angeles Basin; Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned Comment
  RSA0050333  Agalinis heterophylla Richard G. Swinney 2009-11-9 11584 Los Angeles Transverse Range; San Gabriel Mountains: confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork. 427 Comment
  RSA578985  Agave attenuata Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7428 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near Inspiration Point. 21 Comment
  SEINET8464067 Image available Ageratina adenophora Louis C. Wheeler 1964-3-18 8423 Los Angeles San Gabriel Mountains: about half way between Roberts Canyon and Fish Canyon Comment
  SJSU3876  Ageratina adenophora C. W. Sharsmith 1963-12-30 7172 Los Angeles Eaton Canyon Cr, Eaton Canyon, San Gabriel Mts 670 Comment
  RSA229722  Agoseris retrorsa R. F. Thorne 1969-7-2 38202 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA230661  Agoseris retrorsa R. F. Thorne, M. Z. Thorne 1969-7-10 38427 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  UCR273447  Agoseris retrorsa R. G. Swinney 2011-5-19 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 'Millie's Apple Orchard 912 Comment
  POM308948  Agoseris retrorsa Kay H. Beach 1942-5-28 625 Los Angeles San Dimas Experimental forest, U. S. Forest Dept. 500 feet above flume no. 3 Comment
  SEINET3282758 Image available Agrostis R. G. Swinney 2001-9-15 8137 Los Angeles San Gabriel Mountains; Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood]. 2561 Comment
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Mar 25 2014
  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
  CAS-BOT-BC139357  Agrostis idahoensis Robert F. Thorne; J. Dourley 1967-10-10 37359 Los Angeles San Gabriel Mountains. Angeles National Forest. 1.5 mile east of Dawson Saddle. 2331 Comment
  CAS-BOT-BC139052  Agrostis pallens Peter H. Raven; H. L. Wedberg 1957-6-15 10902 Los Angeles In Latigo Canyon 0.8 mile north of U.S. 101A, Santa Monica Mountains. Comment
  UCD117163  Ailanthus altissima Will Reynolds; J. M. Gilbertson 1963-8-1 s.n. Los Angeles Near SE corner on Orange Grove Ave, E of Lewis Street, Pomona. Comment
  RSA248876  Alchemilla occidentalis Robert F. Thorne 1973-4-12 42968 Los Angeles San Clemente Island: large canyon S. of Mosquito Cove N. of Chenity. 305 Comment
  JEPS104752  Allium John L. Morrison 1937-6-18 2551 Los Angeles San Gabriel Mountains; a ridge between Windy Camp and Mount Hawkins Comment
  UCR190891  Allium burlewii R. G. Swinney, Cody Clarke 2001-6-20 7995 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  SBBG127061  Allium fimbriatum var. fimbriatum A. Parikh, N. Gale 2011-6-11 3449 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1186 Comment
  RSA765045  Allium haematochiton Doris Bowers 1957-3-10 845 Los Angeles Rocky Point, LaVerne. 335 Comment
  RSA70459  Allium monticola F. W. Peirson 1921-6-16 5223 Los Angeles north slope of Mt. Waterman 2133 Comment
  UCR95749  Allium monticola L. C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mtns., Saddle between Mt. Markham and Mt. Lowe. 1616 Comment
  CAS-BOT-BC472945  Allium monticola John Thomas Howell 1947-7-18 23387 a Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA682116  Allophyllum divaricatum Valerie L. Soza, Bill Hogshead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
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Jul 21 2016
  CATA217  Allophyllum glutinosum Mark L. Hoefs 1973-4-27 202 Los Angeles Santa Catalina Island: Upper Avalon Canyon 121 Comment
  RSA535543  Allophyllum glutinosum T. S. Ross, Annette Ross 1991-9-7 5957 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 375 Comment
  UCR109620  Alternanthera philoxeroides R. D. Goeden, Don W. Ricker 1965-9-23 s.n. Los Angeles San Gabriel Valley, Whittier Narrows 61 Comment
  PASA2650  Alyssum maritimum Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  UCR125130  Amaranthus blitoides A. C. Sanders, Mark Elvin 2002-6-18 25112 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 328 Comment
  SBBG98474  Amblyopappus pusillus T. Ross 1991-5-23 5499 Los Angeles lower Tota Cyn, E escarpment 88 Comment
  SFV16846  Ambrosia acanthicarpa J. D. Dilley 1996-10-26 s. n. Los Angeles San Gabriel Mountains Vincent Gap on Angeles Crest Highway. In gravelly soil by parking lot. 2134 Comment
  RSA416919  Ambrosia chamissonis M. B. Dunkle 1939-4-6 7286 Los Angeles San Clemente Island. Back Beach, Mosquito Harbor Comment
  RSA643297  Ambrosia confertiflora R. D. Goeden, D. W. Ricker 1970-6-10 s.n. Los Angeles San Gabriel Valley: Arcadia, NE side of Colorado Place between Oakhurst Lane and Colorado Blvd., just N of Santa Anita Park. 152 Comment
  CAS-BOT-BC55596  Ambrosia psilostachya Carl B. Wolf 1932-10-5 4241 Los Angeles Santa Catalina Island. Junction of Isthmus Road & Road to Black Jack Peak 243 Comment
  LA91068  Ambrosia psilostachya T. A. Geissman; October 1969 TAG 101068 AP Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  RSA416989  Ambrosia psilostachya Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  SD41395  Ambrosia psilostachya Edith A. Purer 1933-10-7 5594 Los Angeles Stabilized sand dunes, El Segundo. Comment
  SBBG112914  Ammannia coccinea S. A. Junak 1998-10-21 SCa 807 Los Angeles NW side of Haypress Reservoir 390 Comment
  CAS-BOT-BC180639  Amorpha californica var. californica Tim Ross; Walter Appleby 1993-6-7 7367 Los Angeles NW side of Lupine Saddle, at the head of teh draw that drains NNW to Los Pinetos Spring, W end of the San Gabriel Mtns. 954 Comment
  RSA0079974  Amsinckia intermedia Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1179 Los Angeles Western mouth of La Tuna Canyon, north side of La Tuna Canyon. Trail from Tuxford St and Ledge Ave. 320 Comment
  RSA499960  Amsinckia intermedia Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  UCR85797  Amsinckia intermedia T. S. Ross 1991-4-8 4456 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  POM305844  Amsinckia intermedia Henry J. Ramsey, Henry J. Ramsey 1940-3-4 1094 Los Angeles Foothill Blvd. West of San Gabriel Bridge. Comment
  RSA536080  Amsinckia intermedia Tim Ross 1991-5-21 5425 Los Angeles San Clemente Island. Upper reaches of Box Canyon, SW side of the island. 366 Comment
  SEINET9119016  Amsinckia intermedia E. Adams 1978-1 S.N. Los Angeles Pomona, behind Calif. Polytechnic Univ. health unit. Grassy hillside. Comment
  RSA0089901  Amsinckia menziesii James Henrickson 1979-4-18 17819 Los Angeles Just north of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College-of-Canyons. 363 Comment
  RSA499931  Amsinckia tessellata var. tessellata Robert Gustafson 1978-5-2 887 Los Angeles Dirt road leading into Hungry Valley .1 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1249 Comment
  RSA713736  Amsinckia tessellata var. tessellata LeRoy Gross 2005-4-28 2158 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
  RSA704232  Amsinckia tessellata var. tessellata Gary D. Wallace 1982-4-17 1911 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  SD181673  Amsinckia tessellata var. tessellata Louis C. Wheeler 1973-4-20 Los Angeles San Gabriel Mountains: Alliso Canyon ca. 0.5 mile east of Blum Ranch. 945 Comment
  RSA167848  Anagallis arvensis Robert F. Thorne, Percy C. Everett 1964-2-7 33481 Los Angeles Middle Canyon, Santa Catalina Island 244 Comment
  RSA616150  Anagallis arvensis Valerie L. Soza 1998-5-3 96 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 412 Comment
  SEINET3371877  Anagallis arvensis G. Rink 2011-6-2 10587 Los Angeles Chino Hills, northeast of La Brea, weedy place 366 Comment
  RSA68997  Anagallis arvensis A. J. Barton 1935-5-7 11512 Los Angeles East of Allen Ave, New York Ave. Altadena. Comment
  UCR192594  Ancistrocarphus filagineus A. C. Sanders 2008-4-10 34837 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UC566704  Anisocoma acaulis Herbert L. Mason 1926-4-27 3034 Los Angeles Little Rock Creek; Mohave Desert Comment
  SFV17353  Anthriscus caucalis J. N. Hogue 1998-4-28 Los Angeles Pasadena, Arroyo Seco near Rose Bowl. 259 Comment
  RSA756464  Anthriscus caucalis Orlando Mistretta, Christine Mistretta 2008-4-19 2501 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  CHSC100213  Antirrhinum coulterianum John Dittes 2006-6-4 1395 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air-miles northwest of Chatsworth Highschool, ca. 1.1 air-mile west of Topanga Blvd., ca. 0.7 air-mile east x northeast of Santa Susana Pass. 403 Comment
  JEPS83326  Antirrhinum kelloggii David M. Thompson 1983-5-20 310 Los Angeles 2.4 mi w Interstate 5 (along Pico Canyon Road, n side of road); Santa Susana Mtns., Newhall Quad. (7.5', 1969) 487 Comment
  RSA425823  Antirrhinum kelloggii Thekla Mohr 1911-1 3377 Los Angeles Topanga Canyon. Comment
  POM354865  Antirrhinum multiflorum L. E. Hoffman 1929-6-23 s.n. Los Angeles Wash. Hd. [Wash at head of] Pacoima Canyon, Angeles National Forest. Comment
  RSA165750  Antirrhinum multiflorum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Old Grapevine, 5 mi. from Castaic. Liebre Mts. 1067 Comment
  UC1012243  Antirrhinum multiflorum Francis W. Pennell 1940-6-26 26003 Los Angeles Mount Wilson 1676 Comment
  CATA745  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1991-5-22 1271 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  RSA187934  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-28 36241 Los Angeles Santa Catalina Island. Near junction of Wrigley Drive and Renton Mine Road. 91 Comment
  SD115060  Aphyllon californicum subsp. feudgei W. P. Armstrong 1983-8-1 1157 Los Angeles San Gabriel Mountains; Blue Ridge Road near turnoff to Guffy Campground. 2377 Comment
  SEINET11080161  Apiastrum angustifolium G. B. Grant 1901-1 52 Los Angeles Pasadena. Comment
  SEINET11080170  Apiastrum angustifolium J. H. Barber 1897-3-28 113 Los Angeles Santa Monica Canyon. Comment
  UCR194161  Apocynum androsaemifolium R. G. Swinney 1998-7-29 6535 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  SD230156  Apocynum cannabinum Louis C. Wheeler 1968-5-31 Los Angeles San Gabriel Mountains: Devil's Canyon, Campground Vicinity. 1219 Comment
  RSA594648  Aquilegia formosa Steve Boyd, Lauren Raz 1996-10-29 9107 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  SBBG127002  Aquilegia formosa A. Parikh, N. Gale 2011-7-15 3561 Los Angeles West Fork San Gabriel River, 3.5 km W of St Hwy 39; San Gabriel Mtns 568 Comment
  RSA0051700  Aquilegia truncata Lee Haines 1935-6-24 s.n. Los Angeles San Gabriel Mountains. Comment
  LA53842  Arabis glabra var. glabra O. H. Kappler; 1941-4-21 229 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR193165  Arabis repanda R. G. Swinney 1998-7-14 6440 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  HSC87293  Arabis sparsiflora var. californica Steve Boyd, T. S. Elias 1987-4-14 2051 Los Angeles San Gabriel Mtns., Rincon - Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  UCR194841  Aralia californica R. G. Swinney 1998-7-24 6569 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  SEINET13711369  Araucaria bidwillii Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles Claremont, Pomona College Campus, Corner of 4Th & Harvard Ave Comment
  RSA639887  Arceuthobium californicum Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  UCR129374  Arceuthobium divaricatum Orlando Mistretta 1994-4-29 1118 Los Angeles San Gabriel Mtns, Santiago Canyon. Ridge on the W edge of Santiago Canyon watershed c. 1 mi south of Mt. Emma 1524 Comment
  SEINET11988232  Arctostaphylos catalinae A. Seneres, Seneres, M.; Hoefs, M. L. 1981-1 s.n. Los Angeles Blackjack Canyon Rd & Airport Rd, Santa Catalina Island Comment
  UCD50482  Arctostaphylos catalinae Robert F. Thorne; P. Everett 1965-5-12 34599 Los Angeles Bulrush Canyon, Santa Catalina Island. 274 Comment
  UCR51977  Arctostaphylos glandulosa Steve Boyd, T. S. Elias 1987-4-14 2043 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  CHSC92809  Arctostaphylos glauca John Dittes 2006-1-3 1313 Los Angeles Transverse Ranges; San Gabriel Mtns.; Upper Big Tujunga Cyn; ca. 6.8 air-miles SE of Mill Creek Summit, 1.7 airmiles W of Vetter Mtn, 1.8 air-miles NE of intersection of Upper Big Tujunga Cyn Road and Angeles Crest Hwy (Hwy 2), north side of Upper Big Tujunga Cyn Road. 1112 Comment
  POM367306  Arctostaphylos glauca Fay A. MacFadden 1931-4-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA631423  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15971 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631510  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16053 Los Angeles Ridge Route, 1 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631543  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16044 Los Angeles Ridge Route, 9 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631580  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15626 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631655  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15707 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631674  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20290 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA0046924  Arctostaphylos glauca Michael C. Long, J. E. Long 1974-3-24 s.n. Los Angeles Devil's Punchbowl Co. Park. 1463 Comment
  RSA303597  Arctostaphylos glauca J. R. Shevock 1970-3-7 24 Los Angeles San Gabriel Mountains. 762 Comment
  RSA718060  Arctostaphylos parryana R. G. Swinney 1997-8-19 5806 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  RSA634706  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20600 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634733  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20422 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635062  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20561 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635084  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20368 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635087  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20419 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635192  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20384 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  UCR202518  Arctostaphylos patula R. G. Swinney 2001-8-9 8019 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  JEPS51490  Arenaria serpyllifolia var. serpyllifolia Frank W. Peirson 1924-5-27 4622 Los Angeles San Gabriel Mts., Colbys Ranch 975 Comment
  UC1587659  Argemone munita Tim Ross 1991-8-14 5759 A Los Angeles San Gabriel Mountains, Roundtop Mountain Roundtop Mountain; San Gabriel Mountains, Roundtop Mountain 1877 Comment
  UCR193462  Argemone munita R. G. Swinney 1999-6-5 7275 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  CAS-BOT-BC137669  Aristida adscensionis L. R. Abrams; I. L. Wiggins 1931-7-6 364 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. Comment
  RSA385013  Aristida adscensionis var. modesta Anstruther Davidson 1890-06 s.n. Los Angeles Sunnyside. Near Los Angeles. Comment
Read comments
May 26 2015
  RSA565757  Artemisia biennis Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo Seco Canyon; ca. half-way between the debris dam and Oakwilde Picnic Area along Gabrielino Trail 548 Comment
  OBI69351  Artemisia californica John Knapp, Denise Knapp 2002-11-27 6 Los Angeles Santa Catalina Island Comment
  POM277138  Artemisia californica E. S. Steele, H. S. Pratt 1935-10-11 s.n. Los Angeles Glen Oaks Hills, Glendale Comment
  IRVC24024  Artemisia douglasiana Fred M. Roberts, Gordon A. Marsh 1985-10-16 2489 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  RSA0069204  Artemisia douglasiana R. G. Swinney 2010-6-8 13192 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
  UCR218005  Artemisia douglasiana A. C. Sanders, Dan S. Cooper 2010-8-5 38568 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UC1745908  Artemisia dracunculus Annetta M. Carter, Arthur Carter 1935-9-11 970 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  UCR108389  Artemisia dracunculus L. C. Wheeler 1961-6-13 7882 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UC1194904  Artemisia nesiotica Reid Moran 1958-9-15 6833 Los Angeles canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  CAS-BOT-BC27535  Artemisia tridentata subsp. parishii Samuel Bonsal Parish; William Fletcher Parish 1881-11-1 1065 Los Angeles Newhall Comment
  UC912203  Artemisia tridentata subsp. parishii Dr. P. A. Munz 1923-11-4 4311 Los Angeles Newhall R. R. Station Comment
  JEPS36970  Artemisia tridentata subsp. tridentata W. L. Jepson 1920-5-3 8936 Los Angeles Mts. above Castaic Creek ((Ridge Route)) 975 Comment
  SBBG131550  Arundo donax S. A. Junak 1999-7-16 SCa 1060 Los Angeles ca. 0.1 mi inland from mouth of Cottonwood Cyn, N side of cyn 7 Comment
  RSA592138  Asclepias californica L. C. Wheeler 1967-4-30 9210 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR272555  Asclepias fascicularis R. G. Swinney 2011-10-27 15900 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  POM8707  Asclepias fascicularis P. A. Munz, R. D. Harwood 1920-8-11 4386 Los Angeles 1 mi. So. of Claremont. 366 Comment
  SBBG16837  Asclepias fascicularis M. Vincent 1962-7-10 273 Los Angeles Dry Cyn 0.5 mi W of Old Topanga Cyn Rd Comment
  RSA0104710  Asclepias vestita Orlando Mistretta 1995-6-1 1762 A Los Angeles San Gabriel Mountains. Carr Canyon. 1021 Comment
  CATA1542  Asparagus asparagoides Mark L. Hoefs, Steven A. Junak 1997-6-4 2770 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  CAS-BOT-BC68851  Aspidotis californica Peter H. Raven; Robert F. Thorne 1964-5-7 18994 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA0094721  Aspidotis californica R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  UCSB8246  Aspidotis californica Wedberg, H. 1958-3-9 Los Angeles 1mi N of Chatsworth Comment
  RSA0011736  Asplenium vespertinum F. W. Peirson 1919-12-28 1520 Los Angeles Middle Eaton Canyon, south face of San Gabriel Mts. 610 Comment
  RSA5872  Aster bernardinus C. B. Wolf 1932-9-16 4123 Los Angeles Bryant Ranch, west side of San Gabriel River Flood Control, 1/2 mi. So. of 7th St (Long Beach), 1645 ft. East and 200 ft. No. of Center 8, Sect. 2. T5S. R12W. 3 Comment
  RSA611773  Aster greatae L. C. Wheeler 1933-8-14 2082 Los Angeles San Dimas Canyon. 640 Comment
  CAS-BOT-BC180490  Astragalus brauntonii Ernest Braunton 1907-5-7 1281 Los Angeles Sherman Comment
  SD185207  Astragalus didymocarpus S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Avenue H and 10th Street. 719 Comment
  SEINET12159809  Astragalus didymocarpus H. M. Hall 1902-1 3057 Los Angeles Nr. Elizabeth Lake Comment
  SD215514  Astragalus didymocarpus var. didymocarpus Steve Boyd, Lauren Raz and Timothy S. Ross 1997-4-1 9484 Los Angeles Liebre Mountains Region; upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 792 Comment
  CAS-BOT-BC182580  Astragalus didymocarpus var. dispermus Dr. A. Davidson 1893-5-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  RSA286113  Astragalus douglasii var. douglasii John F. Emmel 1980-7-15 749 Los Angeles East end of Table Mtn., 0.5 air mile E. of Smithsonian Observatory. 2195 Comment
  RSA599772  Astragalus douglasii var. douglasii Steve Boyd, Lauren Raz 1997-3-25 9266 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
Read comments
Sep 25 2007
  POM50163  Astragalus lentiginosus var. antonius H. M. Hall 1900-6-3 1485 Los Angeles Swarthout Canyon; San Antonio Mountains Comment
  CAS-BOT-BC187482  Astragalus leucolobus H. M. Hall 1900-6-3 1489 Los Angeles Swarthout Canyon. San Antonio Mountains 1828 Comment
  RSA151265  Astragalus miguelensis P. H. Raven 1962-7-10 17955 Los Angeles Canyon below Lemon Tank in dump; San Clemente Island 244 Comment
  SBBG107228  Astragalus miguelensis J. Rebman, J. Dunn 1996-4-29 3103 Los Angeles between Eel Cove and Eel Cyn 10 Comment
  SD51864  Astragalus miguelensis Peter H. Raven 1962-4-11 17259 Los Angeles San Clemente Island, on sandy beach due west of Wall 2 Comment
  NY345446  Astragalus pycnostachyus var. lanosissimus E. Braunton 09 1902 682 Los Angeles Ballona Slough Comment
  RSA0006851  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1882-10 1117 Los Angeles Ballona Rancho near Santa Monica Comment
  SEINET4044530  Astragalus trichopodus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  UC457336  Astragalus trichopodus var. lonchus Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon , Los Alisos Canyon (Santa Monica Mountains) Comment
  RSA110191  Astragalus trichopodus var. lonchus H. D. Ripley, R. C. Barneby 1941-3-24 3181 Los Angeles Redondo. 30 Comment
  RSA169147  Astragalus trichopodus var. phoxus E. C. Twisselmann 1964-6-10 9624 Los Angeles Old highway 101, 0.5 miles NW of Gorman. 1189 Comment
  UCR125384  Athysanus pusillus A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25727 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  RSA411859  Atriplex argentea Anstruther Davidson 1890-09 s.n. Los Angeles Cienega, Los Angeles. Comment
  RSA750212  Atriplex canescens R. G. Swinney 2005-7-21 8321 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  LA91277  Atriplex canescens subsp. canescens Carl Epling; Mrs. Epling 1937-6-16 sn Los Angeles 2 mi. E of Lancaster Comment
  SBBG65415  Atriplex canescens var. canescens R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCR277718  Atriplex coronata var. coronata Mitch Provance 2010-5-3 510- 12 Los Angeles Westernmost Mojave Desert, Western Antelope Valley, along Lancaster Rd. (= Hwy 138), near entrance to cement plant, c. 0.6 mi. east of intersection of Lancaster Rd. and County Route N2 1021 Comment
  RSA155920  Atriplex coulteri P. H. Raven 1962-5-8 17589 Los Angeles Slopes above Seal Cove, San Clemente Island 38 Comment
  SBBG98506  Atriplex coulteri T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5146 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  UCR89831  Atriplex glauca Angelika Brinkmann-Busi 1994-1-6 s.n. Los Angeles Palos Verdes Peninsula, below ocean terrace at the base of landslide area 251 Comment
  RSA133434  Atriplex lentiformis subsp. breweri P. H. Raven, H. J. Thompson 1959-9-6 14384 Los Angeles At mouth of Malibu Creek 12 Comment
  SBBG13623  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles just above coast 1 mi S of Wilson Cove 6 Comment
  SD40171  Atriplex lentiformis subsp. breweri Edith A. Purer 1934-8-3 5908 Los Angeles Near Redondo. Comment
  SD69364  Atriplex leucophylla Robert F. Thorne, P. Everett 1965-5-11 34593 Los Angeles Santa Catalina Island; north side of north cove of Little Harbor. 3 Comment
  RSA0046813  Atriplex leucophylla Mark L. Hoefs 1995-5-30 2158 Los Angeles Santa Catalina Island: Ben Weston Beach. 4 Comment
  UC221401  Atriplex phyllostegia H. M. Hall 1922-12-6 Los Angeles near Oban; Antelope Valley, near Oban Comment
  RSA250490  Atriplex rosea R. F. Thorne 1967-10-10 37335 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  SFV20037  Atriplex semibaccata A. Dittmer, S. Dark 2004-10-1 71 Los Angeles Ballona Wetlands. West side of wetlands on the north side of Jefferson Ave. close to road. Comment
  UC284147  Atriplex semibaccata P. A. Munz 1923-4-12 6783 Los Angeles Wilson's Cove San Clemente Island, Wilson's Cove (bluffs) Comment
  RSA478426  Atriplex serenana Anonymous 1925-9-19 s.n. Los Angeles Catalina [Island]. Comment
  CAS-BOT-BC176746  Atriplex serenana var. serenana Ernest Braunton 1902-8-1 636 Los Angeles Cienega Comment
  SBBG65402  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles W of Castaic Comment
  CATA1703  Avena sativa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3020 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  CATA1765  Baccharis glutinosa Benjamin E. Carter, John Clark & Elizabeth Baniaga 2012-7-24 6898 Los Angeles Santa Catalina Island: Toyon Bay. Upper border of developed area with buildings. Grassy understory dominated by Piptatherum milliaceum 24 Comment
  UCR126349  Baccharis glutinosa A. C. Sanders 2003-8-6 27116 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  OBI69358  Baccharis pilularis John Knapp, Denise Knapp 2002-11-27 7 Los Angeles Santa Catalina Island Comment
  RSA1230  Baccharis pilularis Knopf, E. R. Johnson 1930-2-1 1466 Los Angeles Near Little Harbor, Catalina Island 30 Comment
  CAS-BOT-BC106757  Baccharis salicifolia I. Johnston 1917-4-11 s.n. Los Angeles Wilmington Comment
  CAS-BOT-BC98169  Baccharis salicifolia Le Roy Abrams; E. A. McGregor 1908-7-2 557 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1188 Comment
  CHSC99215  Baccharis salicifolia John C. Dittes; Rudolph A. Dittes 2006-10-30 1418 Los Angeles South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of Victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  RSA101668  Baccharis salicifolia G. R. Proctor 1944-02 779 Los Angeles Sepulveda Canyon Comment
  JEPS26180  Baccharis salicifolia subsp. salicifolia Peter H. Raven and Henry J. Thompson 1959-9-6 14383 Los Angeles mouth of Malibu Creek; Santa Monica Mountains, Malibu Creek 12 Comment
  JEPS40679  Baccharis salicifolia subsp. salicifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  RSA599148  Baccharis sergiloides L. C. Wheeler 1966-11-26 9159 Los Angeles San Gabriel Mountains. West Fork Red Box Road ca. 1/2 mi. west of Newcomb Pass Trail. 1066 Comment
  UCD129499  Baileya multiradiata Sherwin Carlquist 1952-8-21 323 Los Angeles Huntinton Drive at West Drive, San Marino. Comment
  CAS-BOT-BC100026  Balsamorhiza deltoidea Ernest C. Twisselmann 1959-6-2 5319 Los Angeles Summit of Liebre Mountain 1638 Comment
  CAS-BOT-BC75760  Berberis nevinii Alice Eastwood 1919-6-21 s.n. Los Angeles San Fernando. Comment
  UCSB12557  Berberis nevinii Huot, J. 1961-3-25 Los Angeles Arroyo Seco, South Pasadena, 1 mile north of Pasadena freeway 304 Comment
  SFV6360  Beta vulgaris T. Gordon 1974-4-5 144 Los Angeles San Fernando Valley Encino. Dirt strip behind a row of homes on Louise near Oxnard. Comment
  POM350852  Bidens pilosa F. R. Fosberg 1931-3-1 4216 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mts. 60 Comment
  UC30587  Blennosperma nanum var. nanum J. H. Barber 1897-2-3 294 Los Angeles near Wilmington Comment
  SEINET3146115  Blepharipappus glandulosus G. B. Grant 1904-5-5 112 Los Angeles Arroyo Seco Cyn., Sierra Madre Mts. Comment
  UCR192923  Bloomeria crocea Dan S. Cooper 2008-5-4 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon Road beyond end of Green Oak Dr., Los Angeles 260 Comment
  RSA0125879  Boechera Steve Boyd, Lauren Raz 1997-6-17 9949 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  SBBG16020  Boechera californica W. G. Webb 1935-4-17 Los Angeles Arroyo Seco Comment
  RSA0128745  Boechera californica F. W. Peirson 1918-5-19 62 Los Angeles Near Dawn Station on trolley line to Mt. Lowe. Comment
  RSA279045  Boechera californica R. F. Thorne 1971-4-23 41475 Los Angeles disturbed ground near Santa Anita Canyon Road. San Gabriel Mountains. 457 Comment
  SBBG108983  Bowlesia incana S. A. Junak 1997-3-7 SCl 739 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 426 Comment
  LA202592  Boykinia rotundifolia Henry J. Thompson; 1960-6-7 3067 Los Angeles 152 Comment
  UCR194603  Boykinia rotundifolia R. G. Swinney, Dave Larson 1999-6-25 7401 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  SEINET10973537  Brassica campestris David B. Dunn 1937-3-14 Dunn UMO 40311 Los Angeles Palos verdes. 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
  SBBG72251  Brassica geniculata R. Hoffmann 1929-5-19 Los Angeles 5 mi W of Castaic Comment
  CDA33380  Brassica rapa J. M. Wood 2009-3-6 339 Los Angeles City of Claremont; NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. Comment
  RSA12410  Brassica rapa C. B. Wolf 1934-4-11 s.n. Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA482918  Brassica rapa F. R. Fosberg 1930-6-26 S- 3077 Los Angeles Lower Ballona Creek 5 Comment
  CAS-BOT-BC100421  Brickellia californica F. Grinnell Jr. 1917-9-2 s.n. Los Angeles Pine Flat near Mt. Islip, San Gabriel Mountains Comment
  CAS-BOT-BC100429  Brickellia californica Tim Ross 1990-8-17 3129 Los Angeles San Gabriel Mtns: S side of the Blue Ridge, 0.6 mi E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2060 Comment
  CAS-BOT-BC106146  Brickellia nevinii Louis A. Grenta 1901-5-1 s.n. Los Angeles Santa Monica Range Comment
  NY162756  Brickellia nevinii Rev. J. C. Nevin s.n. Los Angeles Near Newhall Comment
  POM351152  Brickellia nevinii Geo L. Moxley 1916-9-4 517 Los Angeles Eaton Canyon, San Gabriel Mtns. Comment
  RSA680397  Brickellia nevinii Michael Honer, Dylan Hannon 2003-7-1 1834 Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway jtn. with Ridge Rt. Rd. 396 Comment
  RSA737560  Brickellia nevinii Sandra Leatherman 1999-6-18 80 Los Angeles Transverse Ranges, Santa Susana Mtns region, Dayton Canyon 341 Comment
  RSA93370  Brickellia nevinii F. W. Peirson 1918-9-15 4731 Los Angeles lower part of trail up Lukens Peak 640 Comment
  CAS-BOT-BC483122  Brodiaea jolonensis W. S. Lyon 1884-5-1 s.n. Los Angeles Saltworks Comment
  RSA533889  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5165 Los Angeles San Clemente Island, 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  UCR191515  Bromus carinatus R. G. Swinney 1998-7-8 6313 A Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  SEINET269293 Image available Bromus carinatus var. carinatus Scott D. White, Chet McGaugh 1995-5-9 3010 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and 457 Comment
  SEINET943625  Bromus carinatus var. carinatus Tim Ross, Walter Appleby 1993-1 7173 Los Angeles Wester San Gabriel Mountains, long SSE-trending ridge S. of Wilson Canyon Saddle, San Fernando 7.5 (Quad); Rancho Santa Ana Botanic Garden 954 Comment
  RSA222477  Bromus catharticus L. C. Wheeler 1936-4-10 4085 Los Angeles 2 miles NE La Verne. 381 Comment
  SBBG128328  Bromus diandrus M. L. Hoefs 1991-4-8 1079 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  UC589656  Bromus diandrus Nell Murbarger April 1936 88 Los Angeles e side of San Clemente Island San Clemente Island Comment
  POM1260  Bromus grandis Le Roy Abrams 1902-6-29 1653 Los Angeles Summit of Mt. Wilson. Comment
  RSA573465  Bromus grandis Timothy S. Ross 1992-5-8 6301 Los Angeles Glendora Ridge Road; steep northerly slope draining NW to Cattle Canyon; ca. 1480 meters NE of Peacock Saddle. 1146 Comment
  SEINET3259903 Image available Bromus hordeaceus R. G. Swinney 2008-3-31 8583 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  POM364030  Bromus hordeaceus subsp. molliformis C. Epling 1931-04 s.nn. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  CATA1835  Bromus madritensis subsp. rubens Denise Kraus 2000-4-24 14 Los Angeles Santa Catalina Island: (Goat Harbor burn area) approximately 2,770 ft. north of Airport Road and 690 ft. east of western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). At GHB Transect 3 368 Comment
  LA91604  Bromus madritensis subsp. rubens Bruce Douglas Clayton; Greg Shaw 1972-4-7 81 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Upper Temecal and Rustic Canyons. 487 Comment
  UC1922283  Bromus madritensis subsp. rubens Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 691 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 19.3'' N 118deg 17' 15.5'' W T2N Comment
  POM363931  Bromus rubens George R. Johnstone 1925-4-11 s.n. Los Angeles Mt. Lowe Comment
  RSA670945  Bromus rubens Joseph M. Keefe 2001-3-19 31145 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
  RSA0038269  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel Mts. Sunshine Canyon (name not shown on topo): W of San Fernando Rd. and I-5 Fwy, just, SW of interchange w/ SR 14 Fwy. Sunshine Canyon Landfill property, site proposed for landfill expansion. 457 Comment
  UCD59725  Bromus sterilis Marian Vincent 1964-6-24 580 Los Angeles Wrightwood Road at old Ice Skating Rink across the road from Camp Centinella 3 miles west of Wrightwood. Comment
  CHSC35832  Bromus tectorum James Henrickson 1979-5-18 18113 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; flats S of creek. 402 Comment
  SEINET3259576 Image available Bromus tectorum R. G. Swinney 1998-7-10 6374 Los Angeles San Gabriel Mtns.; Prairie Fork, near Cabin Flats Campground. 1591 Comment
  UCR190856  Bromus tectorum R. G. Swinney 1998-7-2 6222 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CATA1930  Calocedrus decurrens Amy Catalano, Anne Kelly and Lizz Bailey 2014-10-24 022 Los Angeles Santa Catalina Island: Middle Canyon Road, about 1/8 mile from Pumphouse 2 300 Comment
  RSA0062625  Calocedrus decurrens R. G. Swinney 2010-9-9 13761 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  HSC15327  Calochortus albus C. S. Apperson 1966-5-20 Los Angeles Tapia Park area near Malibu Canyon in the Santa Monica Mtns. Comment
  CAS-BOT-BC492127  Calochortus albus Henry J. Thompson 1951-5-13 1474 Los Angeles Triunfo Canyon, at mouth of Lobo Canyon, Triunfo Pass Quadrange, Santa Monica Mts., western Los Angeles Co., near Cornell. 243 Comment
  CAS-BOT-BC132268  Calochortus catalinae Marion Ownbey; Ruth P. Ownbey 1938-6-27 1667 Los Angeles At mouth of Los Alisos Canyon, Santa Monica Mountains Comment
  CATA645  Calochortus catalinae Mark L. Hoefs 1991-4-18 1115 Los Angeles Santa Catalina Island: By road above Parson's Landing 129 Comment
  JEPS103712 Image available Calochortus catalinae J. Andrews 1994-1 94101 Los Angeles Triunfo Pass, Malibu 627 Comment
Read comments
May 31 2008
  UCR259598  Calochortus catalinae R. G. Swinney 2010-6-8 13178 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  SEINET12053878  Calochortus catalinae Unknown 1933-1 8476 Los Angeles near Los Angeles Comment
  RSA712181  Calochortus clavatus A. C. Sanders 2005-5-5 29943 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark Plum. 671 Comment
  SEINET1004568  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 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
  RSA0013577  Calochortus clavatus var. clavatus D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4253 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  SBBG57799  Calochortus venustus R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  SFV20976  Calochortus venustus L. Gross, V. Soza 2003-5-15 921 Los Angeles Verdugo Mountains Northwest side of mountains. Crestline Drive (fire road) just north of 210 Freeway. Enter on the west side at Topley Lane off of Newhome Ave. in Sunland. 518 Comment
  UCR124962  Calochortus venustus B. C. Templeton 1931-5-17 1212 Los Angeles Western San Gabriel Mtns., Bouquet Canyon 600 Comment
  POM351396  Calycadenia tenella B. C. Templeton 1936-5-18 5662 Los Angeles Puddingstone Dam Comment
  UCR223644  Calyptridium monandrum R. G. Swinney 2009-6-17 11171 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR280890  Calyptridium monandrum R. G. Swinney 2014-4-23 16160 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  UCR281638  Calyptridium monandrum R. G. Swinney 2014-5-8 16457 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA620156  Calyptridium parryi L. C. Wheeler 1968-7-15 s.n. Los Angeles Southwest side Dawson Peak. 2865 Comment
  CAS-BOT-BC224314  Calystegia macrostegia subsp. amplissima J. H. Thomas 1949-2-22 4 Los Angeles Wilson's [Wilson] Cove, San Clemente Island Comment
  RSA158345  Calystegia macrostegia subsp. amplissima P. H. Raven 1962-4-9 17143 Los Angeles Near barracks, Wilson Cove, San Clemente Island. 61 Comment
  SBBG105391  Calystegia macrostegia subsp. amplissima R. M. Beauchamp 1976-5-22 4119 Los Angeles debris on N side of cyn below Lemon Tank Comment
  SBBG131747  Calystegia macrostegia subsp. cyclostegia S. A. Junak 1999-4-23 SCa 856 Los Angeles S side of island, W facing ridgetop, below Triangulation Point "Granite" 341 Comment
  CHSC70526  Calystegia peirsonii R. A. Schlising; C. Balogh 1972-6-4 3045 Los Angeles Along Hwy N2, NW of Lake Hughes, at Pine Canyon Roadside Rest, just SE of Pine Canyon Forest Station. Comment
  RSA0080778  Camissonia bistorta R. G. Swinney 2010-4-13 12201 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon. 561 Comment
  RSA681859  Camissonia boothii subsp. decorticans Scott D. White, Michael Honer 2003-6-18 9559 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  IRVC29641  Camissonia californica A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26210 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA454726  Camissonia campestris subsp. campestris Robert Gustafson 1978-6-1 956 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  RSA551278  Camissonia campestris subsp. campestris Unspecified s.n. Los Angeles Santa Monica Mountains Comment
  RSA454040  Camissonia cheiranthifolia subsp. suffruticosa G. J. Hollenberg 1928-7-24 s.n. Los Angeles Near El Segundo, Calif. Comment
  RSA667598  Camissonia graciliflora Steve Boyd, Lee Lenz 2001-5-2 10422 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  RSA195444  Camissonia guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17284 Los Angeles Dune on coast north of a point due west of Wall 2, San Clemente Island. 9 Comment
  RSA0087059  Camissonia hirtella R. G. Swinney 2010-4-28 12382 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
  RSA584287  Camissonia hirtella Tim S. Ross, Orlando Mistretta 1993-5-26 7302 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  UCR86842  Camissonia hirtella Scott D. White 1995-4-27 2955 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA449030  Camissonia micrantha Anstruther Davidson 1911-5-28 2818 Los Angeles Chatsworth Park. Comment
  RSA0089512  Camissonia pallida R. G. Swinney 2011-4-20 14425 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA587035  Camissonia pallida subsp. pallida Orlando Mistretta, Mark A. Elvin 1995-5-10 1698 F Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  POM173505  Camissonia pallida subsp. pallida Ralph Hoffmann 1929-4-27 s.n. Los Angeles Little Rock Dam. North base of San Gabriel Mts. Comment
  RSA585425  Camissonia pallida subsp. pallida Tim S. Ross, Steve D. Boyd 1990-5-31 2748 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR276776  Camissoniopsis R. G. Swinney 2011-5-16 14722 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  SEINET5344152  Camissoniopsis cheiranthifolia N. K. Berg 2004-8-3 s.n. Los Angeles Redondo Comment
  UCR272610  Camissoniopsis hirtella R. G. Swinney 2011-5-6 14590 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UC447177  Camissoniopsis hirtella J. Ewan 1931-3-21 4068 Los Angeles 1/4 mi below summit Saddle Peak; Santa Monica Mts. 731 Comment
  UC457209  Camissoniopsis intermedia Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  SFV6355  Capsella bursa-pastoris T. Gordon 1974-3-20 83 Los Angeles San Fernando Valley Los Angeles, Northridge. CSUN campus orange grove. 260 Comment
  LA51503  Cardamine californica O. H. Kappler; 1945-3-25 729 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 228 Comment
  LA86169  Cardamine californica var. californica Karen Bartholemew; 1966-2-20 0 4 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, 3.3 mi from US Hwy 101 on Little Sycamore Canyon Rd 365 Comment
  RSA484637  Cardamine oligosperma Samuel R. Tyson 1942-4-24 1650 Los Angeles San Dimas Canyon. 502 Comment
  RSA653679  Carduus pycnocephalus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 877 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 365 Comment
  SBBG131634  Carduus pycnocephalus S. A. Junak 1999-5-20 SCa 958 Los Angeles Cottonwood -Black Jack Rd 341 Comment
  RSA763413  Carex alma Scott D. White, Justin M. Wood 2009-5-6 12655 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA775351  Carex alma Orlando Mistretta, Christine Mistretta 2010-6-4 5262 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA286785  Carex heteroneura var. heteroneura Robert F. Thorne 1974-6-28 44750 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  RSA52177  Carex leavenworthii William C. Draper 1949-5-27 s.n. Los Angeles 510 Fairview St., Arcadia. Comment
  UC1116254  Carex nudata F. R. Fosberg 1931-3-11 660 Los Angeles below Wildwood (Topanga Canyon); Santa Monica Mountains 60 Comment
  CAS-BOT-BC118427  Carex praegracilis George B. Grant 1910-2-1 3425 Los Angeles Oak Knoll Pasadena Comment
  UC167324  Carex schottii Geo. B. Grant May 1904 137 a Los Angeles Pasadena Comment
  UCR273760  Carex senta R. G. Swinney 2011-6-15 15191 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA304162  Carex senta N. Kellam 1974-4-20 s.n. Los Angeles Malibu Creek area, 0.25 mile SE of Tapia Park 274 Comment
  UC1117451  Carex triquetra Peter H. Raven 1962-5-21 17813 Los Angeles lower end Bullrush Canyon; Santa Catalina Island 198 Comment
  POM177881  Castilleja affinis J. Ewan 1931-2-20 4028 Los Angeles Dry Canyon near Westwood Santa Monica Mts. Comment
  UCR205174  Castilleja applegatei R. G. Swinney 2008-4-11 8646 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR204927  Castilleja applegatei subsp. martini R. F. Thorne, M. Z. Thorne 1969-7-9 38526 Los Angeles San Gabriel Moutains, just south of Big Meadow, Big Pines 2088 Comment
  RSA584018  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1991-4-25 4605 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
  RSA802450  Castilleja applegatei subsp. martinii Orlando Mistretta, Christine Mistretta 2011-7-1 5884 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  UC1595209  Castilleja applegatei subsp. martinii Tim Ross and Peter Fritsch 1990-6-20 3674 Los Angeles Rincon-Red Box Rd. (2N24) San Gabriel Mountains (ridgetop between West Fork San Gabriel River and Roberts Canyon) 1255 Comment
  UCR124624  Castilleja exserta I. W. Clokey, B. C. Templeton 1929-1 4479 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  CHSC100405  Castilleja foliolosa John Dittes; Josephine Guardino 2008-2-23 1508 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  RSA400545  Castilleja foliolosa F. R. Fosberg 1931-4-7 S- 4500 Los Angeles Hamilton Beach, Santa Catalina Island. 10 Comment
  SBBG66889  Castilleja foliolosa R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  SBBG95472  Castilleja foliolosa M. B. Dunkle 1929-3-3 2058 Los Angeles Hamilton Cyn Comment
  UCR131700  Castilleja foliolosa C. B. Wolf 1928-3-29 01558 Los Angeles SW Mojave Desert, 3 miles SW of Neenach at junction of Pine Canyon and Sandberg roads 915 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
  UCR223378  Castilleja minor subsp. spiralis R. G. Swinney 2009-7-23 11388 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
  RSA0092457  Castilleja plagiotoma R. G. Swinney 2011-6-23 15296 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  RSA552396  Castilleja plagiotoma D. Charlton 1990-5-12 4219 Los Angeles Kentucky Springs, Sierra Highway; northern edge of Angeles National Forest. 1037 Comment
  UCD123034  Castilleja subinclusa subsp. subinclusa Daryl Koutnik; Bruce Holguin 1978-4-1 221 Los Angeles northwest of Palmdale on Elizabeth Lake Road. 914 Comment
  UC1611567  Caulanthus coulteri Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4883 Los Angeles confluence of Fish Canyon and general vicinity (Whitaker Peak Quad., Castaic Creek); Liebre Mountains, Castaic Creek, Whitaker Peak Quad. Comment
  RSA0084171  Caulanthus lasiophyllus D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4255 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  UCR181242  Caulanthus major R. G. Swinney 1997-6-13 5570 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  RSA585545  Ceanothus crassifolius Tim S. Ross 1992-4-21 6227 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  UC1071000  Ceanothus crassifolius R. St. John 1933-3-22 351 Los Angeles Las Llagas Canyon Santa Susana quad 670 Comment
  UC1595241  Ceanothus crassifolius Tim Ross and Peter Fritsch 1990-6-20 3591 Los Angeles near confluence of E and W Forks of San Gabriel River (mouth of Burro Canyon); San Gabriel Mts. Comment
  UC80008  Ceanothus crassifolius C. F. Baker 1904-2-17 4062 Los Angeles near Claremont (San Antonio Canyon) Comment
  HSC24324  Ceanothus crassifolius var. crassifolius James Henrickson 1972-3-19 7180 Los Angeles 9 mi (air) NE of La Canada, margin of Upper Big Tujunga Canyon about 1.0 mi (air) N of Hwy. 2 1341 Comment
  RSA578252  Ceanothus cuneatus var. cuneatus Tim S. Ross, S. D. Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. 1378 Comment
  UC1070659  Ceanothus greggii var. vestitus H. A. Jensen 1933-6-1 319 Los Angeles Rock Creek 1676 Comment
  RSA600773  Ceanothus leucodermis Louis C. Wheeler 1962-6-30 8161 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA213371  Ceanothus megacarpus var. insularis Reid V. Moran 1941-3-5 697 Los Angeles Salta Verde, Santa Catalina Island. 350 Comment
  CAS-BOT-BC50463  Ceanothus oliganthus Scott D. White 2004-7-27 10624 Los Angeles San Gabriel Mountains: Clear Creek area. Roadside and hiking trail S side of Angeles Fores Hwy, ca. 0.2 mi W of jtn 1066 Comment
  UC1594359  Ceanothus spinosus Tim Ross, Mathew Bell 1992-3-22 6054 Los Angeles w side of Yerba Buena Road ca 360m nnw of intersection with Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 487 Comment
  RSA0112553  Ceanothus vestitus R. G. Swinney 2011-6-15 15174 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
  CAS-BOT-BC277002  Centaurea diluta Grace Cole Fleischman 1952-6-9 s.n. Los Angeles At intersection of Antwerp & Imperial Aves., Watts, Los Angeles Comment
  RSA653890  Centaurea melitensis Valerie L. Soza, Laura Moore 2000-5-10 828 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines 594 Comment
  UCR95473  Centaurea melitensis L. C. Wheeler 1967-4-23 9191 Los Angeles San Gabriel Mtns, N slope of Sunset Ridge at edge of firebreak by Millard Canyon 610 Comment
  CAS-BOT-BC272061  Centaurea melitensis Tim Ross 1992-6-15 6556 Los Angeles Upper end of Turnbull Canyon, Whittier Hills (local name for the western extremity of teh Puente Hills) 294 Comment
  CAS-BOT-BC272069  Centaurea melitensis Alice Eastwood 1917-7-20 6480 Los Angeles Santa Catalina Island Comment
  POM351506  Centaurea melitensis M. Bisbee 1917-5-25 A. 761 Los Angeles Fields, Eagle Rock Comment
  SBBG128560  Centaurea melitensis M. L. Hoefs, D. R. Hoefs 1995-6-29 2340 Los Angeles Empire Landing Rd near quarry 124 Comment
  LA202432  Centaurea solstitialis Arthur C. Gibson; 2004-7-12 5080 Los Angeles Comment
  POM130660  Centaurium venustum C. F. Baker 1904-05 4845 Los Angeles Hills near Claremont. Comment
  RSA598214  Centranthus ruber Sara L. Crockett 1996-10-30 544 Los Angeles Across road from Yacht Club, on roadcut 6 Comment
  UCR17493  Centranthus ruber Anna Mayers 1978-4-14 s.n. Los Angeles Hollywood Hills, Griffith Park off Bronson, City of Los Angeles Comment
  UCR259969  Centrostegia thurberi R. G. Swinney 2010-6-1 13082 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  CAS-BOT-BC179809  Centrostegia thurberi James L. Reveal 1988-5-16 6776 Los Angeles Portal Ridge N of Elizabeth Lake, 2.1 miles E of Lake Hughes at the Lake Hughes Ropad and 0.8 mile W of Willow Springs Canyon (or Munz Ranch Road, on low hills N of Elizabeth Lake Road County Road N2), at milepost 16.5 1021 Comment
  UC129098  Centrostegia thurberi var. thurberi H. M. Hall and H. P. Chandler 1906-6-11 7387 Los Angeles near Lancaster; Southern California Comment
  RSA533461  Cerastium glomeratum Timothy S. Ross 1991-4-21 4511 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  RSA764518  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-3 2636 Los Angeles Southern California Edison transmission line tower (Segment 11, structure 92 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 316 Comment
  SD51883  Cerastium glomeratum Peter H. Raven 1962-4-10 17210 Los Angeles San Clemente Island; summit of Thirst. 579 Comment
  RSA597736  Ceratophyllum demersum T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3792 Los Angeles Vicinity of Crystal Lake 1677 Comment
  CAS-BOT-BC251520  Cercis occidentalis Camille F. Nowell 2012-6-28 40 Los Angeles At side of Mt. Baldy Road in San Gabriel Mountains 1151 Comment
  CAS-BOT-BC142138  Cercocarpus betuloides Peter H. Raven; Henry J. Thompson 1959-4-3 13915 Los Angeles Saddle Peak, north slope near summit, Santa Monica Mountains 838 Comment
  CAS-BOT-BC142161  Cercocarpus betuloides Henry J. Thompson 1959-5-24 1992 Los Angeles 0.7 miles north of Coast Highway, Tuna Canyon - Santa Monica Mountains 91 Comment
  UC1971393  Cercocarpus betuloides Louis C. Wheeler 1946-8-25 6242 Los Angeles SAN GABRIEL MOUNTAINS: Near Soldier Creek on Coldbrook, Crystal Lake Road. Comment
  CAS-BOT-BC142147  Cercocarpus betuloides var. betuloides John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  CAS-BOT-BC142169  Cercocarpus betuloides var. betuloides Le Roy Abrams; E. A. McGregor 1908-7-5 674 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  LA88735  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-4-30 47 Los Angeles Santa Catalina Island, Side of road, upper St. Catherine's Hotel Canyon Comment
  CAS-BOT-BC143812  Cercocarpus ledifolius var. ledifolius Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10070 Los Angeles Mt. Hawkins crest, San Gabriel Mts. 2499 Comment
  SEINET6048893  Cercocarpus montanus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UC128996  Chaenactis carphoclinia var. carphoclinia H. M. Hall and H. P. Chandler 1906-6-11 7383 Los Angeles Rosamond Mohave Desert Comment
  UC63003  Chaenactis fremontii H. M. Hall May 1 1902-May 3 1902 3032 Los Angeles vicinity of Palmdale; Antelope Valley 762 Comment
  UCR101685  Chaenactis glabriuscula B. G. Pitzer 1998-5-23 3738 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR186559  Chaenactis glabriuscula A. C. Sanders 2006-5-16 32344 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  CAS-BOT-BC277366  Chaenactis glabriuscula var. glabriuscula Cecil Hart 1923-6-17 s.n. Los Angeles San Gabriel River Comment
  UC1871091  Chaenactis glabriuscula var. glabriuscula T. S. Ross, Walter Appleby 1993-5-20 7181 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9; elev. ca. 3120 ft. 951 Comment
  RSA93798  Chaenactis glabriuscula var. lanosa F. W. Peirson 1920-5-30 2121 Los Angeles Little Tujunga Wash 335 Comment
  UCSB9511  Chaenactis santolinoides Bacigalupi, Rimo; Robbins, G.; Heckard, L. 1953-6-14 Los Angeles Upper slopes of So. Fork of Little Rock Creek Canyon; San Gabriel Mts., Angeles National Forest 1554 Comment
  RSA92862  Chaenactis santolinoides F. W. Peirson 1921-6-18 2710 Los Angeles divide north of Mt. Islip 2042 Comment
  RSA587510  Chaenactis stevioides Orlando Mistretta 1995-3-24 1561 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  JEPS3303  Chaenactis stevioides R. Bacigalupi, R. S. Ferris and Richard Holm 1953-4-19 4033 Los Angeles 1/2 mi w junction with road to Muroc (along U.S. 466, 18 1/2 mi e of Mojave); Mojave Desert Comment
  RSA702486  Chaenactis xantiana Scott D. White 2004-5-5 10301 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA656186  Chamaesyce melanadenia Joseph M. Keefe 1978-5-11 22913 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  UC56928  Chamaesyce serpyllifolia Miss E. D. Palmer July 1902 Los Angeles Claremont Comment
  POM156540  Cheilanthes covillei L. R. Abrams 1902-7-1 2626 Los Angeles [San Gabriel Mountains] Little Santa Anita Canyon, rock crevices. Comment
  RSA230198  Cheilanthes covillei R. F. Thorne 1969-7-2 38238 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 Comment
  NY185210  Cheiranthus suffrutescens L. Abrams 1902-6-10 2511 Los Angeles Playa del Rey Comment
  RSA522952  Chenopodium ambrosioides T. S. Ross, Orlando Mistretta 1990-10-26 3315 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 853 Comment
  UCR204570  Chenopodium berlandieri R. G. Swinney 2005-8-5 8387 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA591557  Chenopodium botrys L. C. Wheeler 1966-10-6 8955 Los Angeles San Gabriel Mountains. Buckhorn guard station, Angeles Crest Highway. Comment
  RSA729687  Chenopodium californicum R. G. Swinney 1999-4-5 7049 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
  RSA0112064  Chenopodium californicum Steven A. Junak 2000-5-6 SCa- 1275 Los Angeles Santa Catalina Island. Just W of Upper Quarry Road, above Empire Landing, ca. 2.0 mi. W of intersection w/road to housing at Empire Landing. 292 Comment
  RSA611509  Chenopodium californicum L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  RSA0085505  Chenopodium fremontii R. G. Swinney 2010-9-9 13800 Los Angeles 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
  SFV21719  Chenopodium murale J. N. Hogue 2010-7-15 368 .3 Los Angeles Los Angeles, Eagle Rock. 1316 Saginaw St. 207 Comment
  POM215196  Chlorogalum parviflorum Louis C. Wheeler 1934-5-14 2583 -A Los Angeles 1 mile NE Puddingstone Dam, San Jose Hills. 351 Comment
  SD60245  Chorizanthe spinosa Ralph Hoffman 1930-5-19 Los Angeles gravelly washes running into southeastern side of Muroc Lake, northwestern Los Angeles County Comment
  IRVC26370  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26045 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  RSA584878  Chorizanthe staticoides Tim S. Ross, S. D. Boyd 1990-6-1 2786 Los Angeles Lower Moody Canyon: 1.9 (road) miles N of Magnetic Springs along Moody Truck Road 957 Comment
  RSA709616  Chorizanthe staticoides A. C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 518 Comment
  SFV21455  Chorizanthe staticoides L. Gross 2001-5-28 414 Los Angeles Verdugo Mountains Northeast side of mountains. Start from dead end street (Mesa Lila Road) in Verdugo City. Along ridge between Henderson and Engleheard Canyons. 549 Comment
  UCR155655  Chorizanthe staticoides A. C. Sanders, T. B. Salvato 2005-4-26 29685 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA757667  Chorizanthe staticoides Orlando Mistretta, Christine Mistretta 2008-4-14 2440 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 946 Comment
  SEINET13094759  Chorizanthe staticoides var. latiloba A. D. E. Elmer 3689 Los Angeles Acton. Comment
  SEINET13383403 Image available Chorizanthe xanti var. xanti R. G. Swinney 2010-1 13079 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  UCR190127  Chrysothamnus nauseosus R. G. Swinney 1998-8-27 6795 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
  UCR146532  Chrysothamnus nauseosus subsp. mohavensis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  CDA10790  Chrysothamnus viscidiflorus subsp. viscidiflorus A. C. Browne 1955-10-23 Los Angeles Valyermo. 0 Comment
  SEINET10824967  Cicer arietinum Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2640 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  CDA1277  Cirsium mohavense T. C. Fuller 1958-8-6 2083 Los Angeles 4 mi. N/ Lancaster; adj. to r.r. Comment
  LA34849  Cirsium occidentale Mary V. Hood; 1944-5-7 44 30 k* Los Angeles Santa Monica Mountains, Tapia Park, above park 152 Comment
  LA94415  Cirsium occidentale var. californicum Norman A. Cole; May 1964 361 Los Angeles 579 Comment
  UCR186414  Cirsium occidentale var. californicum T. B. Salvato 2007-4-27 2100 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  UCD130579  Cirsium occidentale var. coulteri Geoffrey Levin 1974-4-27 58 Los Angeles Evey Canyon, a side Canyon of San Antonio Canyon. San Gabriel Mountains, Santa Ana River and Pacific Slope Drainage Area. 731 Comment
  POM352200  Cirsium occidentale var. occidentale Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 366 Comment
  UC625079  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S 4876 Los Angeles 2 mi above ranch Middle Ranch Canyon; Santa Catalina Island 220 Comment
  UCR50874  Cirsium occidentale var. occidentale A. C. Sanders 1988-5-18 7843 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA596925  Cirsium vulgare Scott D. White 1995-5-9 3007 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  RSA524974  Clarkia Tim S. Ross, Steve D. Boyd 1990-6-6 2830 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UC1122387  Clarkia bottae A. D. Gifford 1934-4-25 164 Los Angeles 2 mi s Vejor; Triunfo Pass Quadrangle Comment
  UC1584233  Clarkia bottae Tim Ross, Steve Boyd 1990-6-6 2875 Los Angeles sw Piru Pond; Los Padres National Forest, Liebre Mtn. USGS 7.5' quadrangle 644 Comment
  CHSC3723  Clarkia cylindrica Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  RSA162766  Clarkia dudleyana J. D. Olmsted 1959-6-11 646 Los Angeles Evey Canyon, 1/2 mile west of junction with San Antonio Canyon NE of Claremont. Mt. Range: San Gabriel Mountains; Drainage Area: San Antonio Creek Comment
  RSA641313  Clarkia dudleyana Orlando Mistretta, Jeff Galizio, Mark A. Elvin, Jim Eckert 1995-6-8 1769 Los Angeles San Gabriel Mountains: Below San Gabriel Dam. Comment
  RSA756740  Clarkia dudleyana R. G. Swinney 2008-6-24 9097 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  SBBG95175  Clarkia epilobioides M. B. Dunkle 1928-5-12 1924 Los Angeles Empire Landing Comment
  UC557685  Clarkia epilobioides Nell Murbarger April, 1936 172 Los Angeles San Clemente Island Comment
  POM181837  Clarkia heterandra C. L. Hitchcock 1928-5-27 s.n. Los Angeles 8 miles west of Elizabeth Lake 1000 Comment
  UC1018318  Clarkia purpurea subsp. quadrivulnera H. Lewis and M. Lewis 1947-5-7 210 Los Angeles 0.9 mi n Ranger Station (Decker Road); Santa Monica Mts. Comment
  UCSB8416  Clarkia purpurea subsp. quadrivulnera Wedberg, H. 1957-6-15 Los Angeles Seminole Hot Springs Road; near Latigo Cyn Road Comment
  CAS-BOT-BC165511  Clarkia unguiculata Peter H. Raven 1959-5-3 14074 Los Angeles Mulholland Drive near head of Franklin Canyon 381 Comment
  LA45503  Clarkia unguiculata Louis Wheeler; 1932-5-25 759 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  RSA448469  Clarkia unguiculata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  UC440440  Clarkia unguiculata H. Anderson, Carl Epling 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR149340  Claytonia exigua subsp. exigua R. G. Swinney 1998-4-14 5996 Los Angeles San Gabriel Mtns., Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 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
  RSA669631  Claytonia parviflora subsp. parviflora LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 194 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 487 Comment
  RSA733832  Claytonia parviflora subsp. viridis R. G. Swinney 2000-5-6 7671 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  RSA729662  Claytonia perfoliata R. G. Swinney 1998-7-2 6261 Los Angeles San Gabriel Mtns.: NE of Table Mountain, Wrightwood area, 0.8 mi NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  RSA527621  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4404 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  LA200780  Claytonia perfoliata subsp. mexicana Robert G. Engman; sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UC57603  Claytonia perfoliata subsp. mexicana J. H. Barber 1897-3-19 72 Los Angeles Santa Monica Forestry Comment
  CAS-BOT-BC440116  Claytonia perfoliata subsp. perfoliata Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4293 Los Angeles San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn. Comment
  CAS-BOT-BC91389  Clematis lasiantha Mrs. Jos Clemens 1922-5-30 s.n. Los Angeles Mount Lowe. Comment
  RSA0013162  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2011-7-13 5942 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  RSA128276  Clematis lasiantha H. J. Thompson 1959-5-31 1916 Los Angeles 1.1 mile south-west of Seminole Hot Springs, about 2 miles south-west of Cornell. 396 Comment
  RSA580967  Clematis lasiantha Catherine A. Mish 1995-3-18 31 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  RSA763767  Clematis lasiantha Doris Bowers 1957-5-5 86 Los Angeles San Gabriel Canyon 610 Comment
  RSA386256  Clematis ligusticifolia Robert Gustafson 1981-7-15 2343 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR210259  Clematis ligusticifolia R. G. Swinney 2008-8-13 9366 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR273386  Clematis ligusticifolia R. G. Swinney 2011-10-18 15815 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
  POM327  Clematis ligusticifolia var. californica D. L. Crawford 1915-06 s.n. Los Angeles Mountains near Claremont. Comment
  POM376  Clematis pauciflora O. W. Robinson 1916-3-8 s.n. Los Angeles Johnson's Pastures, N of Claremont. Comment
  RSA440836  Cleome isomeris George B. Grant 1901-1 s.n. Los Angeles From Pasadena. Comment
  RSA599627  Cleome isomeris Steve Boyd, Lauren Raz 1997-4-16 9521 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  JEPS14934  Collinsia bartsiifolia var. davidsonii H. M. Hall May 1 1902-May 3 1902 3062 b Los Angeles vicinity of Elizabeth Lake Antelope Valley 1066 Comment
  LA201520  Collinsia heterophylla Arthur C. Gibson; 2003-4-29 4872 Los Angeles 350 Comment
  LA32198  Collinsia heterophylla Henry J. Thompson; 1959-4-19 1937 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  POM294589  Collinsia heterophylla Lyman D. Benson 1945-5-11 11694 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  POM4328  Collinsia heterophylla Marie Tammen 1905-5-11 7924 Los Angeles Claremont. 366 Comment
  RSA586533  Collinsia heterophylla Tim S. Ross 1992-5-24 6403 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  RSA0117334  Collinsia parryi Louis C. Wheeler 1934-4-6 2504 Los Angeles San Dimas Canyon 1/4 mile above Dam, San Gabriel Mountains. 427 Comment
  RSA775913  Collomia grandiflora Orlando Mistretta, Christine Mistretta 2010-5-26 5219 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  CAS-BOT-BC59725  Comarostaphylis diversifolia subsp. planifolia Brandegee 1889-1-1 12 Los Angeles Santa Catalina Island. Comment
  LA94806  Comarostaphylis diversifolia subsp. planifolia Anonymous; 1972-8-3 sn Los Angeles Santa Monica Mountains, Rustic Canyon, ca 0.5 mi S of Camp Josepho 182 Comment
  RSA545249  Comarostaphylis diversifolia subsp. planifolia D. Propst, Mark Hoefs 1973-3-3 52 Los Angeles Santa Catalina Island: Lower Sweetwater Canyon. 183 Comment
  JEPS87557  Constancea nevinii S. Boyd, O. Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1995-8-29 Los Angeles San Clemente Island, bottom of Middle Ranch Canyon 53 Comment
  SD181586  Convolvulus arvensis Valerie Soza, Kent Hughes 1999-6-4 472 Los Angeles San Gabriel Mountains, foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. Open flat grassland on ridgetop, in clay soil. 366 Comment
  RSA394795  Convolvulus arvensis Edwin Kline 1924-6-10 s.n. Los Angeles Manchester Avenue Comment
  SBBG122018  Convolvulus simulans A. Parikh, N. Gale 2003-5-31 751 Los Angeles 0.1 km N of Hwy 101, 0.5 km E of Cheeseboro Rd; Agoura Hills 270 Comment
  LA32165  Conyza canadensis Peter H. Raven; Henry J. Thompson 1943-9-12 14667 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  RSA0039051  Conyza canadensis R. G. Swinney 2009-11-18 11655 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  UCR152462  Conyza canadensis A. C. Sanders, Lee Jones 2005-4-8 29342 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC286123  Conyza canadensis Ernest C. Twisselmann 1970-9-8 17481 Los Angeles Mojave Desert. Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  JEPS20074  Conyza canadensis Peter H. Raven 1957-9-21 11323 Los Angeles small hill at nw end of U. C. L. A. campus Comment
  CAS-BOT-BC287749  Coreopsis bigelovii W. R. Dudley; F. H. Lamb 1896-6-6 4336 Los Angeles Edge of Antelope Valley near Fairmont, Liebre Mts Comment
  POM355966  Coreopsis bigelovii Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  UCR221902  Coreopsis bigelovii R. G. Swinney 2009-4-28 10538 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR50994  Coreopsis bigelovii A. C. Sanders, E. J. Lawlor 1988-4-3 7751 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  UCR51315  Coreopsis gigantea A. C. Sanders 1988-2-3 7594 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  RSA773782  Corethrogyne filaginifolia R. G. Swinney 2009-7-22 11306 Los Angeles summit of Mt. Hillyer, north of Horse Flats 1866 Comment
  POM356118  Corethrogyne filaginifolia var. filaginifolia B. C. Templeton 1932-8-25 5079 Los Angeles San Gabriel Mountains. 2036 Comment
  RSA626986  Corethrogyne filaginifolia var. pinetorum L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Doe Flat, Graveyard Canyon. Comment
  RSA97271  Cornus occidentalis F. W. Peirson s.n. Los Angeles Laurel Canyon, near Santa Monica. Comment
  RSA0076098  Cotoneaster pannosus Robert F. Thorne 1971-3-18 41491 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  UCR219445  Cotula australis R. G. Swinney 2009-3-28 10202 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  UCR220193  Crassula colligata subsp. lamprosperma R. G. Swinney 2009-4-7 10302 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
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Jul 11 2016
  UCR231154  Crassula connata R. F. Thorne, James Henrickson 1963-5-5 32307 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  UCR270928  Crassula connata R. G. Swinney 2011-5-26 14882 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCSB8522  Crassula connata Wedberg, H. 1957-4-4 Los Angeles Pt. Dume Comment
  JEPS50003  Crassula connata var. erectoides Frank W. Peirson 1920-4-26 2112 Los Angeles Santa Anita Wash San Gabriel Mts., Santa Anita Wash 213 Comment
  RSA670040  Crassula tetragona Joseph M. Keefe 2001-3-16 31102 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  CAS-BOT-BC427963  Crassula tillaea Louis C. Wheeler 1967-4-5 9173 Los Angeles San Gabriel Mts.: vicinity of Rose Bowl, Arroyo Seco Comment
  SD234294  Crepis acuminata R. G. Swinney 1998-9-7 6927 Los Angeles San Gabriel Mtns.: Pine Mountain Ridge, c. 1 mi. west of summit of Pine Mountain. 2658 Comment
  UCR161631  Cressa truxillensis Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  UCR252197  Cressa truxillensis Jeremiah George, Audrey S. George 2014-7-24 s.n. Los Angeles Carson, just west of intersection of East Carson St. and North Avalon Blvd. 23 Comment
  RSA4830  Cressa truxillensis James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim. Station #1, Plant #1. Comment
  CATA56  Crossosoma californicum USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 35 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  NY43014  Crossosoma californicum J. B. Walker 1995-4-8 1327 Los Angeles Santa Catalina Island, 2km S of Howland's Landing 100 Comment
  RSA598217  Crossosoma californicum Sara L. Crockett 1996-12-7 555 Los Angeles [Santa Catalina Island], 2 miles E of USC Marine Center on Two Harbors Road (from Little Harbor) 335 Comment
  SBBG18717  Crossosoma californicum E. R. Blakley 1963-4-8 5557 Los Angeles ridge S of Avalon Valley above Avalon Terrace Comment
  SD69030  Crossosoma californicum Robert F. Thorne, D. Propst 1968-5-29 37706 Los Angeles Santa Cataline Island, Hamilton Canyon 29 Comment
  UC729597  Crossosoma californicum Carl B. Wolf 1932-5-9 3493 Los Angeles about due w Pebbly Beach (along road to Renton Mine); Santa Catalina Island 304 Comment
  SEINET3926250  Crypsis schoenoides Timothy S. Ross, Steve Boyd 1994-9-21 8329 Los Angeles 'Cow Spring Pond': Sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  UCR207964  Crypsis schoenoides P. H. Raven 1961-9-24 16750 Los Angeles Transverse Ranges; Liebre Mountains region, Bouquet Reservoir at east end 915 Comment
  UCR277084  Cryptantha R. G. Swinney 2011-6-7 15090 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
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Dec 7 2018
  RSA0135652  Cryptantha circumscissa David E. Bramlet 2016-6-2 5308 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
  SD104888  Cryptantha circumscissa Darley Howe 1979-4-30 5086 Los Angeles 2 miles northwest of Devil's Punch Bowl 1435 Comment
  UCR190374  Cryptantha circumscissa R. G. Swinney 2001-6-16 7989 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  RSA714592  Cryptantha clevelandii A. C. Sanders 2005-5-5 29931 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  RSA747746  Cryptantha clevelandii Scott D. White, J. Wood, J. Miner 2009-5-12 12706 Los Angeles Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  OBI70980  Cryptantha decipiens Steve Boyd, Lauren Raz 1997-4-30 9594 Los Angeles Liebre Mts Region: about the confluence of Bear Cyn and Pine Cyn, between the S flank of Liebre Mtn and N flank of Red rock Mtn, SW of Gillette Mine 914 Comment
  UCR255789  Cryptantha intermedia R. G. Swinney 2010-3-10 11824 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  POM368242  Cryptantha intermedia E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  RSA524630  Cryptantha micrantha var. lepida T. S. Ross, Steve D. Boyd 1990-5-17 2598 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  UCR93301  Cryptantha micrantha var. micrantha T. S. Ross, J. M. Porter 1994-5-1 7577 Los Angeles SW Mojave Desert, Open desert, c. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  RSA0019761  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-5 5898 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1254 Comment
  SD186138  Cryptantha muricata A. C. Sanders, Helen Kennedy 2005-4-13 29411 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  UCR93387  Cryptantha muricata T. S. Ross, Orlando Mistretta 1993-5-27 7322 Los Angeles San Gabriel Mtns., W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  RSA0079310  Cryptantha muricata var. jonesii Scott D. White, Justin Wood 2008-5-6 11932 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  RSA0079587  Cryptantha muricata var. muricata C. B. Wolf 1928-4-1 1613 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA0079580  Cryptantha muricata var. muricata L. C. Wheeler 1933-7-4 1909 Los Angeles San Gabriel Mts. San Dimas Canyon. 548 Comment
  RSA0079600  Cryptantha muricata var. muricata LeRoy Gross 2005-5-3 2192 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR192889  Cryptantha nemaclada R. G. Swinney 1998-7-10 6355 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  RSA0010525  Cryptantha nevadensis var. rigida LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6798 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA750205  Cryptantha nevadensis var. rigida R. G. Swinney 2005-7-21 8311 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR277192  Cryptantha nevadensis var. rigida R. G. Swinney 2011-4-19 14417 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR177240  Cryptantha oxygona L. C. Wheeler 1967-5-9 9380 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  UCR193990  Cryptantha pterocarya var. pterocarya R. G. Swinney 1999-5-22 7190 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA0079166  Cryptantha pterocarya var. purpusii LeRoy Gross 2005-4-28 2161 a 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
  UCR269994  Cryptantha similis R. G. Swinney 2010-5-19 12799 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA719093  Cucurbita foetidissima Naomi Fraga 2001-5-27 54 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  NY16764  Cupressus macrocarpa G. B. Grant 1905-4-10 250-- 6493 Los Angeles At Pasadena Comment
  RSA601620  Cuscuta californica L. C. Wheeler 1967-6-15 9835 Los Angeles Liebre Mountain Region: Foothills NE of Saugus. 404 Comment
  UCR258769  Cuscuta californica R. G. Swinney 2010-6-23 13323 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  RSA409681  Cuscuta californica Freda Detmers 1929-11-23 s.n. Los Angeles El Segundo. Comment
  RSA616942  Cuscuta californica var. californica L. C. Wheeler 1967-7-23 10183 Los Angeles San Gabriel Mts.: vicinity of Kentucky Springs. 1128 Comment
  RSA409762  Cuscuta campestris Robert Gustafson 1981-7-15 2344 Los Angeles Ballona Wetlands, Area 2. Comment
  POM3545  Cuscuta subinclusa Dian Haynes s.n. Los Angeles Near Pasadena. Comment
  RSA409717  Cuscuta subinclusa George Price 1967-5-20 sn. Los Angeles Whittier narrows Comment
  RSA788543  Cyathea cooperi John R. Clark, T. Dvorak, Charlie de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Santa Catalina Island, Twin Rocks. 218 Comment
  CAS-BOT-BC190265  Cynodon dactylon Joseph Andorfer Ewan 1933-6-17 10829 Los Angeles Pacific Palisades near Santa Monica. Comment
  SDSU982  Cynodon dactylon Gerald Collier 1951-5-10 M 47 Los Angeles 11621 Mayfield Ave, L.A. 49 Comment
  RSA669345  Cyperus eragrostis LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 549 -b Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  SD144509  Cyperus eragrostis Scott White 1996-5-15 4042 Los Angeles Marina Del Rey area; Ballona Ck. floodplain W of Lincoln Bl. and S of Jefferson Bl. 3 Comment
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Jul 18 2010
  UCR97081  Cyperus eragrostis Scott D. White 1996-5-15 4042 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  UCR273908  Cyperus eragrostis Steven A. Junak 1999-7-17 SCa- 1068 Los Angeles California Islands, Santa Catalina Island. West end of 'Rig Field' plant stop 213 Comment
  CAS-BOT-BC114415  Cyperus erythrorhizos Joseph Cook (Rev.) Nevin 1904-10-1 s.n. Los Angeles Oak Knoll, Pasadena. Comment
  CAS-BOT-BC114302  Cyperus esculentus Louis C. Wheeler 1932-10-7 1427 Los Angeles Abundant in damp roadside ditch, Temple City. 106 Comment
  RSA365081  Cyperus esculentus Joseph A. Ewan 1931-7-31 4776 Los Angeles Telegraph Road at Rio Hondo River. Comment
  CATA1361  Cyperus odoratus Mark L. Hoefs, Robert F. Thorne 1995-7-26 2474 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  RSA125598  Cyperus rotundus Peter H. Raven 1957-11-14 11406 Los Angeles Westwood Village, West Los Angeles. Comment
  CAS-BOT-BC227167  Cystopteris fragilis Timothy S. Ross; Steve Boyd 1994-5-4 7680 Los Angeles Liebre Mountains. Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  UCR258553  Cystopteris fragilis R. G. Swinney 2010-8-9 13483 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, just below (downstream from) Spruce Grove Campground 915 Comment
  UCR276966  Cystopteris fragilis R. G. Swinney 2010-6-8 13240 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  UCR149518  Dactylis glomerata R. G. Swinney 1997-6-25 5636 Los Angeles San Gabriel Mtns., west of Wrightwood, Mountain High Ski Resort runway, c. 2 miles east of Hwy 2 on FS road 3N06, Guffy Rd. 2366 Comment
  RSA599850  Datisca glomerata Steve Boyd, Lauren Raz 1997-5-6 9766 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 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
  RSA13765  Datura stramonium Louis C. Wheeler 1933-12-12 2323 Los Angeles Behind San Dimas Canyon Dam. 412 Comment
  RSA188393  Datura wrightii Robert F. Thorne, Percy C. Everett 1965-6-22 34929 Los Angeles Santa Catalina Island. S of Avalon golf course in Avalon Canyon. 91 Comment
  RSA79881  Datura wrightii F. W. Peirson 1920-5-3 1083 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  RSA657443  Datura wrightii I. M. Johnston 1980-6-1 29 Los Angeles Verdugo Mountains Region: Burbank side road off Sunset Canyon. Feet. Comment
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Aug 10 2012
  CATA1645  Deinandra clementina Mark L. Hoefs, Steven A. Junak 1998-6-12 2928 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  CATA3150  Deinandra clementina Amy Catalano 2016-6-2 137 Los Angeles Santa Catalina Island: Thompson Reservoir Road, near gate to stables 169 Comment
  UC187711  Deinandra clementina Katharine Brandegee May 17 1916-May 25 1916 Los Angeles near the isthmus Santa Catalina Island Comment
  JEPS12565  Deinandra fasciculata Frank W. Peirson 1918-6-28 236 Los Angeles e of Rubio Canyon; San Gabriel Mountains 609 Comment
  LA209911  Deinandra fasciculata Norman A. Cole; 1937-8-20 Los Angeles Santa Monica Mountains Comment
  UCD131072  Deinandra kelloggii Jane Turner; Francis M. Ball 1962-6-2 962 Los Angeles near Pearblossom. 914 Comment
  CAS-BOT-BC9100  Delphinium cardinale LeRoy Abrams 1917-7-7 6611 Los Angeles Laurel Canon, Santa Monica Mountains Comment
  RSA599473  Delphinium parryi Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9491 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
  POM366  Delphinium parryi C. F. Baker 1909-4-19 5293 Los Angeles Claremont. Comment
  RSA398734  Delphinium parryi Anstruther Davidson 1892-06 s.n. Los Angeles Los Angeles. Comment
  RSA398737  Delphinium parryi subsp. parryi Donald R. Bissing 1973-6-2 108 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  RSA783869  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 C Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  CAS-BOT-BC82859  Dendromecon harfordii D. Lansky 1981-4-15 139 Los Angeles Piuma Road. 2 miles south of Las Virgens road. 320 Comment
  HSC12309  Dendromecon rigida Wendell Wood 1970-6-24 40 Los Angeles Angeles Crest Hwy., 6 mi. beyond intersection of Foothill Blvd. 762 Comment
  POM420  Dendromecon rigida L. R. Abrams 1901-04 1373 Los Angeles Santa Monica Mountains Comment
  RSA167794  Dendromecon rigida subsp. rhamnoides Robert F. Thorne, Percy C. Everett 1964-2-6 33435 Los Angeles Above airport road, central part of Santa Catalina Island. 457 Comment
  RSA433206  Dendromecon rigida subsp. rigida Howard Mullins 1931-4-1 s.n. Los Angeles near Glendora, sandy plain Comment
  RSA595955  Deschampsia danthonioides J. Travis Columbus, C. R. Annable, C. dos Santos, J. Mark Porter, M. E. Siqueiros D 1996-6-5 2688 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 rd. mi. W from jct. with Sierra Hwy., In vernal pool basin (not evident from rd.) on shelf just N of and above Plum Canyon bottom and rd turnout with an adjacent Populus sp., in NE of 3 small depressions within basin 610 Comment
  SD197725  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles San Gabriel Mountains; Big Rock Creek at Paradise Springs, on cmapground property. 1000 Comment
  LA200319  Descurainia pinnata subsp. halictorum W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCR277062  Dichelostemma capitatum R. G. Swinney 2011-6-7 15077 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
  RSA376852  Dichelostemma capitatum subsp. capitatum Anstruther Davidson 1890-1-1 s.n. Los Angeles East Los Angeles Comment
  RSA653468  Dichelostemma capitatum subsp. capitatum Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 751 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
  RSA0019274  Dimorphotheca fruticosa Timothy S. Ross, Annette H. Ross 1991-7-29 5715 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 243 Comment
  UCR252768  Dimorphotheca sinuata R. G. Swinney 2010-3-10 11806 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  SEINET12239572  Diosma ericoides Unknown s.n. Los Angeles UCLA Comment
  SBBG17311  Diplacus longiflorus K. A. Wilson 1961-3-1 881 Los Angeles Mulholland Hwy about 1 mi W of Las Virgenes Hwy Comment
  SBBG66819  Diplacus longiflorus M. N. Ackley -May-1922 1045 Los Angeles Burbank Hills 274 Comment
  SBBG66683  Diplacus puniceus F. R. Fosberg 1932-5-5 8105 Los Angeles hill N of Avalon 40 Comment
  POM272736  Diplotaxis tenuifolia George B. Grant 1900-3-4 s.n. Los Angeles Pasadena. Comment
  SEINET10564504  Distichlis spicata var. stricta LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles Playa del Rey, salt marsh. Comment
  RSA145416  Dodecatheon redolens Gale Sphon 1959-6-27 379 Los Angeles 1 mile east of Dawson Summit, Angeles Crest Highway 2287 Comment
  UC1178653  Dodecatheon redolens Peter Kamb June 1947 618 Los Angeles Little Jimmy Spring San Gabriel Mts., Little Jimmy Spring 2286 Comment
  UC586880  Dodecatheon redolens Joseph Andorfer Ewan 1934-8-6 8317 Los Angeles about Laurel Spring San Gabriel Mts., Laurel Spring, North Baldy (n slope North Baldy, San Gabriel Mts.) 2499 Comment
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Nov 6 2014
  UC195502  Draba corrugata unknown Jul 1916 Los Angeles Mt. San Antonio Comment
  LA210059  Draba cuneifolia var. integrifolia Carl Epling; Lincoln Ellison 1930-3-28 sn Los Angeles Comment
  POM156291  Drymocallis glandulosa var. reflexa L. R. Abrams 1902-6-30 2585 Los Angeles Strains camp. Mt. Wilson. Comment
  RSA747685  Drymocallis glandulosa var. viscida R. G. Swinney 2001-8-27 8107 Los Angeles Throop Peak, west of Mt. Baden-Powell. 2780 Comment
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Oct 25 2012
  RSA693695  Dryopteris arguta L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  SFV15497  Dryopteris arguta E. J. Spencer 1992-2-14 11 Los Angeles San Gabriel Mountains Bear Canyon, east of Sand Canyon Road. Milepost 7.64. 457 Comment
  RSA584217  Dryopteris arguta T. S. Ross, Orlando Mistretta 1993-5-27 7337 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  CAS-BOT-BC427996  Dudleya caespitosa K. Nakai 1980-6-5 620 Los Angeles Santa Monica Mountains, at the end of Pt. Dume on north facing slopes. 10 Comment
  LA210123  Dudleya cymosa subsp. marcescens Peter H. Raven; 1980-5-25 612 Los Angeles Santa Monica Mountains, Little Sycamore Canyon at the junction of Cochran Rd. and Yerba Buena Rd 335.0 Comment
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Oct 28 2015
  CAS-BOT-BC411388  Dudleya lanceolata Alice Eastwood 1919-6-21 9048 Los Angeles San Fernando Comment
  RSA131252  Dudleya lanceolata P. C. Everett, E. K. Balls 1959-5-22 23805 Los Angeles Big Rock Creek, N slopes, San Gabriel Mts, from Valyermo 1220 Comment
  RSA631348  Dudleya lanceolata L. C. Wheeler 1967-7-6 9937 Los Angeles San Gabriel Canyon. 274 Comment
  UC1174782  Dudleya lanceolata P. C. Everett and E. K. Balls 1960-5-30 24134 Los Angeles 2.2 mi from entrance San Gabriel Canyon; Angeles National Forest 365 Comment
  RSA592879  Dudleya pulverulenta L. C. Wheeler 1967-4-30 9220 Los Angeles San Gabriel Mountains. Limekiln Canyon. 670 Comment
  UC1593825  Dudleya virens Jim Dice, Michael Donoghue and Terry Martin 1983-5-20 349 Los Angeles 0.1 km e beach at little Harbor (on bluff); Santa Catalina Island Comment
  RSA355908  Dudleya virens subsp. hassei R. F. Thorne 1975-9-3 47376 Los Angeles Santa Catalina Island. Sea bluff S of docks at Fisherman's Cove Comment
  RSA397769  Dudleya virens subsp. hassei D. M. Johnston, John P. Hill 1933-5-14 s.n. Los Angeles Catalina Island. Comment
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Jun 4 2009
  RSA762336  Dysphania ambrosioides R. G. Swinney 2008-10-20 9655 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA656232  Dysphania botrys Joseph M. Keefe 1978-6-10 23370 Los Angeles Verdugo Mountains: south east corner of Physics-Biology Building, Glendale, 1500 North Verdugo Road. 183 Comment
  LA33382  Echinochloa colona Peter H. Raven; Henry J. Thompson 1959-10-31 14719 Los Angeles 304 Comment
  UCR242857  Ehrendorferia chrysantha R. G. Swinney 2009-8-6 11543 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  UCSB42947  Ehrendorferia ochroleuca Martincich, M. 1980-4-5 Los Angeles Highway 23 at summit, east of Highway 1 731 Comment
  SD69663  Ehrharta calycina Robert F. Thorne, Reed Rollins et al 1967-5-18 36741 Los Angeles Santa Catalina Island, above lower end Bulrush Canyon 244 Comment
  RSA450619  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA699824  Ehrharta erecta R. E. Riefner 2000-8-29 0 -764 Los Angeles La Tuna Canyon, N of La Tuna Canyon Rd., along La Tuna Creek S of 210 Freeway and approx. 1.5 mi W of Freeway intersection. 462 Comment
  SEINET10850032  Ehrharta longiflora Scott D. White, J. Wood 2008-5-8 White 11943 Los Angeles Puente/Chino Hills: SCE powerline corridor near Skyline Dr., and E of hacienda Blvd.; Hacienda Heights (La Habra: T2S R10W S30. NE. Ruderal and shrublands. 305 Comment
  UC1930153  Ehrharta longiflora Scott D. White, Justin Wood 2008-5-8 11943 Los Angeles Puente / Chino Hills: SCE powerline corridor near Skyline Dr., and E of Hacienda Blvd.; Hacienda Heights. Comment
  SBBG31400  Eleocharis macrostachya R. F. Thorne 1966-4-7 35979 Los Angeles one of upper small ponds near Arrow Pt 60 Comment
  UCR155348  Eleocharis macrostachya A. C. Sanders 2005-5-11 30135 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  UC557649  Eleocharis macrostachya Nell Murbarger May 1936 231 Los Angeles canyon at S end of island, at base of rubble from an Indian cave dwelling San Clemente Island Comment
  RSA735127  Eleusine coracana subsp. africana R. E. Riefner 2006-10-2 6 -464 Los Angeles Near Griffith Park, E bank of Los Angeles River, River Ride Stables, ca. 0.5 mi S of Colorado St. 120 Comment
  UCR277014  Elymus R. G. Swinney 2010-9-30 13926 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA729303  Elymus elymoides R. G. Swinney 1998-7-2 6210 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR194056  Elymus glaucus R. G. Swinney 1998-8-17 6770 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  UCR223573  Elymus glaucus R. G. Swinney 2009-6-3 11033 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
  CAS-BOT-BC206750  Elymus glaucus subsp. glaucus Geo. B. Grant 1902-6-10 s.n. Los Angeles Summit Mt. Wilson Comment
  LA33387  Elymus glaucus subsp. glaucus Henry J. Thompson; 1959-5-31 2057 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  RSA600472  Elymus glaucus subsp. glaucus Steve Boyd, Lauren Raz 1997-4-30 9606 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  UCR180018  Elymus trachycaulus subsp. trachycaulus R. G. Swinney 1996-8-7 5220 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  SEINET6654717  Elymus triticoides R. G. Swinney 2005-7-8 8277 Los Angeles San Gabriel Mountains, Juniper Hills, O.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road.; 0 1216 Comment
  OBI69406  Emmenanthe penduliflora Anne Marie Orcino 1994-5-10 13 Los Angeles 0.4 mi E on Stunt Rd from jct with Mulholland hwy, Calabasis 796 Comment
  UC457216  Emmenanthe penduliflora Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  RSA401565  Emmenanthe penduliflora var. penduliflora M. B. Dunkle 1933-7-11 3639 Los Angeles Upper San Gabriel Canyon above dams. Cold Brook camp. Comment
  CAS-BOT-BC131216  Encelia californica Lewis S. Rose 1934-12-31 34533 Los Angeles Griffith Park, Los Angeles Comment
  CLARK-A1528-1807  Encelia californica John C. Roos 1946-10-12 3130 Los Angeles Los Angeles Comment
  RSA38970  Encelia californica E. A. Purer 1931-3-12 994 Los Angeles Palos Verdes Hills. Comment
  UCR260618  Encelia californica R. G. Swinney 2010-4-23 12375 Los Angeles San Gabriel Mountains/Verdugo Mountains, east end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park 341 Comment
  SD262147  Ephedra nevadensis R. G. Swinney 2014-4-18 16134 Los Angeles San Gabriel Mountains;NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. EmmaRd., to 75 m south of road (Palmdale 7.5'Q) 908 Comment
  UC1928580  Ephedra viridis Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 37 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  CAS-BOT-BC166256  Epilobium canum subsp. canum J. Ewan 1931-10-24 5289 Los Angeles East Fork Dume Canyon, Santa Monica Mts. 426 Comment
  CAS-BOT-BC166264  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 36662 a Los Angeles Santa Catalina Island: at Little Harbor 4 Comment
  RSA588374  Epilobium canum subsp. canum E. S. Spalding 1923-11-23 s.n. Los Angeles Cahuenga Pass. Comment
  RSA588438  Epilobium canum subsp. canum Bonnie C. Templeton 1929-11-24 1452 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA588451  Epilobium canum subsp. canum H. C. Ackley 1927-09 s.n. Los Angeles Verdugo Hills, Glendale 274 Comment
  RSA591466  Epilobium canum subsp. canum Louis C. Wheeler 1966-10-12 8968 Los Angeles San Gabriel Mountains. Susanna Canyon, 1/4 mi. downstream from falls. 534 Comment
  RSA602402  Epilobium canum subsp. canum Louis C. Wheeler 1946-10-26 6445 Los Angeles San Gabriel Mountains: San Gabriel Canyon; 0.8 miles upstream from mouth at first bridge, north side. 259 Comment
  RSA72104  Epilobium canum subsp. canum F. W. Peirson 1918-10-21 280 Los Angeles West Fork of San Gabriel Mountains. 1067 Comment
  POM158229  Epilobium canum subsp. latifolium P. A. Munz, I. M. Johnston 1928-9-4 11169 Los Angeles Mouth of Rock Creek. 1159 Comment
  POM8101  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1916-09 s.n. Los Angeles Eaton Canyon. San Gabriel Mtns Comment
  UCR209465  Epilobium canum subsp. latifolium R. G. Swinney 2008-10-10 9568 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCSB4530  Epilobium canum subsp. latifolium 1940-11-16 Los Angeles San Dimas Exp. Forest, Monroe Truck Trail Comment
  RSA748886  Epilobium glaberrimum R. G. Swinney 2001-8-11 8035 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  UCR202701  Epilobium glaberrimum R. G. Swinney 2001-8-11 8035 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  CDA36207  Epipactis gigantea A. C. Sanders, T. B. Salvato 2009-5-19 36838 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. Working oil field with access roads and scattered pump pads. Comment
  RSA381690  Epipactis gigantea Albert J. Perkins 1912-9-8 s.n. Los Angeles Trail to Mt. San Antonio, [San Gabriel Mountains]. Comment
  SEINET6166311  Epipactis gigantea J. H. Barber 1897-6-29 212 Los Angeles Mt. Gleason Comment
  UCR189859  Equisetum arvense R. G. Swinney 1998-7-10 6411 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  RSA0034729  Equisetum laevigatum Richard Schlichting 1948-5-23 s.n. Los Angeles San Dimas Canyon Park. 304 Comment
  RSA684600  Equisetum laevigatum M. B. Dunkle 1931-4-22 2459 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  SEINET6031526  Equisetum laevigatum L. Wheeler 1933-10-20 2175 Los Angeles San Gabriel River 76 Comment
  UCD135730  Equisetum telmateia subsp. braunii Louis C. Wheeler 1932-3-17 505 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  UCR127667  Eragrostis barrelieri A. C. Sanders, Mark A. Elvin 2002-8-27 25593 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, Santa Clara River Valley, south of Hwy 126 274 Comment
  LA202620  Eragrostis barrelieri Arthur C. Gibson; 2006-8-13 5134 Los Angeles Santa Monica Mountains, vicinity of Sunset Blvd. and Church Ln 150 Comment
  UCD62985  Eragrostis cilianensis H. S. Yates 1936-8-28 6357 Los Angeles 5 miles ESE of Palmdale. 813 Comment
  UCR163174  Eragrostis pectinacea var. pectinacea Anuja Parikh, Nathan Gale 2004-6-2 2027 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  SBBG120833  Eremalche exilis A. C. Sanders 2006-4-11 32049 Los Angeles 90th St E in vicinity of Ave O; NE of Palmdale, Antelope Valley 793 Comment
  RSA0034385  Eremogone macradenia var. arcuifolia Orlando Mistretta 1994-5-23 1252 Los Angeles San Gabriel Mountains: Little Rock Creek. drainage E of creek and N of Forest Rd. 4N15. 1402 Comment
  JEPS69007  Eriastrum densifolium Frank W. Peirson 1919-6-18 482 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  UCD118301  Eriastrum densifolium subsp. densifolium K. C. Zakar 1969-6-1 s.n. Los Angeles San Francisquito Canyon, Saugus. 304 Comment
  RSA0103479  Eriastrum rosamondense A. C. Sanders, E. J. Lott 1993-5-6 13938 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Highway at Ave G to 1/10 mi. NW of intersection., [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 706 Comment
  UC52504  Eriastrum sapphirinum Ernest Braunton 1902-6-20 475 Los Angeles Colton Comment
  RSA0121817  Eriastrum sapphirinum subsp. dasyanthum Gary D. Cromwell, David W. Wheat 1971-5-23 692 Los Angeles Mystic Canyon. 2 mi. NE of Glendora. 427 Comment
  UCR177467  Ericameria cooperi LeRoy Gross 2005-5-3 2229 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA747363  Ericameria cuneata Orlando Mistretta 1994-7-12 1397 A Los Angeles Transverse Ranges; San Gabriel Mtns region: Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Near Reed Spring 1829 Comment
  LA32046  Ericameria ericoides Henry J. Thompson; 1958-10-23 1819 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  RSA772303  Ericameria linearifolia R. G. Swinney 2009-4-28 10530 Los Angeles summit of Mt. Emma 1585 Comment
  CAS-BOT-BC299011  Ericameria nauseosa var. hololeuca Ernest C. Twisselmann 1961-10-31 6683 Los Angeles Leona Valley, Liebre Mts 929 Comment
  CAS-BOT-BC298055  Ericameria nauseosa var. mohavensis Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  POM359435  Ericameria palmeri var. pachylepis F. R. Fosberg 1931-9-16 819 Los Angeles Baldwin Hills. 50 Comment
  RSA0106844  Ericameria parishii R. G. Swinney 2011-10-18 15845 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  CAS-BOT-BC131656  Ericameria parishii var. parishii V. Bailey 1907-9-30 s.n. Los Angeles San Gabriel Mts. Comment
  CAS-BOT-BC131664  Ericameria parishii var. parishii Moxley 1920-9-7 830 Los Angeles Mt. Wilson Toll Road 600 Comment
  JEPS19229  Ericameria parishii var. parishii J. C. Aven 1930-10-7 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon Comment
  RSA394729  Ericameria parishii var. parishii Keith C. Hughes 1960-10-3 220 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 Comment
  SD50745  Ericameria parishii var. parishii Darley F. Howe 1959-10-25 Los Angeles Junction of Big Tujunga Canyon Road and Angeles Crest Highway, Sam Gabriel Mountains 1004 Comment
  CAS-BOT-BC293157  Ericameria pinifolia Cecil Hart 1926-3-9 s.n. Los Angeles Between Whitewater & Indio Comment
  POM41768  Ericameria pinifolia Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA0072151  Ericameria pinifolia Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  UC55171  Ericameria pinifolia H. P. Chandler 1902-9-11 2055 Los Angeles Verdugo Canyon Comment
  CAS-BOT-BC296174  Erigeron foliosus var. foliosus G. B. Grant 1904-6-1 412 a Los Angeles Monrovia Comment
  CAS-BOT-BC296188  Erigeron foliosus var. foliosus Alice Eastwood 1919-6-21 9058 Los Angeles San Fernando Comment
  LA105364  Eriodictyon crassifolium Barry A. Prigge; 1989-4-23 8462 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 518 Comment
  RSA624575  Eriodictyon crassifolium var. crassifolium Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 595 Comment
  RSA0097779  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-7-8 15493 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA455051  Eriodictyon crassifolium var. nigrescens Mary H. Ward 1972-5-11 145 Los Angeles Along lower reach of the Arroyo Seco, southwestern Pasadena Comment
  RSA660890  Eriodictyon crassifolium var. nigrescens Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 3 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UCR259916  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-3-16 11945 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  CAS-BOT-BC188945  Eriodictyon parryi G. I. Stage 1963-7-7 63 -40 Los Angeles Tanbark Flat, San Gabriel Mountains Comment
  UC1234583  Eriodictyon traskiae Peter H. Raven 1962-5-20 17787 Los Angeles on Airport Road above Whites Landing; Santa Catalina Island, above Whites Landing 426 Comment
  UCR259626  Eriodictyon trichocalyx R. G. Swinney 2010-3-30 12114 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
  UCR256458  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2010-9-9 13779 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
  CAS-BOT-BC219332  Eriodictyon trichocalyx var. trichocalyx Tim Ross; Steve Boyd 1990-5-29 2707 Los Angeles San Gabriel Mtns: Big Rock Creek 1235 Comment
  LA205722  Eriodictyon trichocalyx var. trichocalyx Miss Domsler; 1926-4-3 sn Los Angeles San Gabriel Mountains, Big Tujunga Comment
  RSA773974  Eriogonum R. G. Swinney 2009-7-29 11421 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR223241  Eriogonum R. G. Swinney 2009-7-23 11374 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
  RSA759009  Eriogonum baileyi R. G. Swinney 2008-10-8 9540 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  POM122563  Eriogonum baileyi var. baileyi Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  POM49211  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-06 3667 Los Angeles Acton. Comment
  POM49218  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-06 3690 Los Angeles Acton. Comment
  UCR173892  Eriogonum baileyi var. praebens Scott D. White, A. Warniment 2005-9-9 11217 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  CAS-BOT-BC244058  Eriogonum brachyanthum A. D. E. Elmer 1902-6-1 3688 Los Angeles Acton Comment
  UCR127664  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2002-6-20 25256 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  CAS-BOT-BC241903  Eriogonum cinereum J. Ewan 1931-10-24 5293 Los Angeles Escondido Canyon, Santa Monica Mts. 304 Comment
  SEINET6332077  Eriogonum cinereum David J. Keil 1983-8-23 17873 Los Angeles South Coast; Just west of Leo Carrillo State beach along Hwy 1, c. 1 mi. south of Ventura Co. line 8 Comment
  UCR100428  Eriogonum cinereum Scott D. White 1997-11-5 6017 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  CAS-BOT-BC242762  Eriogonum davidsonii John Thomas Howell 1947-7-18 23408 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA718058  Eriogonum davidsonii R. G. Swinney 1997-8-19 5815 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  RSA727372  Eriogonum davidsonii R. G. Swinney 1998-5-16 6077 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UC1349009  Eriogonum davidsonii Robert F. Thorne 1963-7-11 32778 Los Angeles 3 mi w, along road to Upper Shake Camp Ground Lake Hughes; Angeles National Forest Comment
  UCR259986  Eriogonum davidsonii R. G. Swinney 2010-10-8 14002 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  RSA741090  Eriogonum elongatum Justin M. Wood 2008-11-20 240 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  RSA393513  Eriogonum fasciculatum Richard C. Barkelew 1932-4-22 s.n. Los Angeles Nichols Canon. Comment
  LA91431  Eriogonum fasciculatum var. fasciculatum Bruce Douglas Clayton; Greg Shaw 1972-3-30 31 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway out Drawbridge firebreak. 614 Comment
  SEINET11937933  Eriogonum fasciculatum var. fasciculatum C. Wyman, Bright, J. F. 1931-1 5272 Los Angeles San Fernando Valley Comment
  RSA393420  Eriogonum fasciculatum var. foliolosum Tom Burch 1940-6-6 s.n. Los Angeles Portuguese Bend. Comment
  UC1211165  Eriogonum giganteum Huron H. Smith 1912-7-2 5170 Los Angeles White's Beach Landing Santa Catalina Isl., White's Beach Landing 7 Comment
  SD262355  Eriogonum giganteum var. giganteum Mitch Provance 2017-6-30 617 40 Los Angeles Catalina Island: Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd (Santa Catalina East 7.5'Q) 145 Comment
  CAS-BOT-BC253450  Eriogonum gracile Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  UCR161521  Eriogonum gracillimum T. B. Salvato, Melissa Clemons 2005-9-27 1226 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  CAS-BOT-BC252233  Eriogonum grande var. grande G. B. Grant 1906-9-1 7169 Los Angeles Catalina Is. Comment
  POM49331  Eriogonum grande var. grande L. W. Nuttall 1920-6-28 s.n. Los Angeles Santa Catalina Island. East of Avalon. 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
  CAS-BOT-BC261179  Eriogonum heermannii var. heermannii Carl B. Wolf 1931-11-8 1430 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  CAS-BOT-BC33963  Eriogonum microthecum var. johnstonii Ivan Murray Johnston 1917-9-16 1726 Los Angeles San Antonio Mountains. West spur of Baldy. 2743 Comment
  UC1537288  Eriogonum mohavense Gordon H. True 1935-4-19 274 Los Angeles Lovejoy Butte Comment
  RSA729570  Eriogonum nudum R. G. Swinney 1998-7-21 6482 Los Angeles 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  UC1871161  Eriogonum nudum var. pauciflorum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3971 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  SBBG65167  Eriogonum ordii R. Hoffmann 1930-6-6 Los Angeles Piru Crk, Liebre Stn Comment
  RSA758059  Eriogonum ordii D. E. Bramlet, Jennifer Pareti 2008-4-14 4195 Los Angeles [Unspecified] Comment
  CAS-BOT-BC258076  Eriogonum plumatella A. Davidson M. D. 1901-8-1 s.n. Los Angeles Rock Creek Comment
  SBBG65203  Eriogonum plumatella R. Hoffmann 1927-9-30 Los Angeles E of Palmdale Comment
  RSA293436  Eriogonum saxatile Reino Alava, R. C. Bacigalupi 1958-7-20 2211 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway (CA Hwy. 2), upper slopes of Little Rock Creek Canyon 2073 Comment
  RSA424908A  Eriogonum saxatile Fordyce Grinnell Jr. 1910-6-23 1505 Los Angeles San Gabriel Mountains: Strawberry Ridge 1677 Comment
  UCR150452  Eriogonum saxatile R. G. Swinney 1999-6-21 7366 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  UCR190124  Eriogonum saxatile R. G. Swinney 1998-8-27 6798 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
  UCR223647  Eriogonum saxatile R. G. Swinney 2009-6-24 11263 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
  UC56640  Eriogonum thurberi Ernest Braunton 574 Los Angeles L. A. River, Hobart Comment
  SBBG65485  Eriogonum trichopes R. Hoffmann 1927-8-31 Los Angeles Acton to Palmdale Comment
  RSA293403  Eriogonum umbellatum var. minus Reino Alava, R. C. Bacigalupi 1958-7-20 2223 Los Angeles San Gabriel Mountains, Angeles Crest Highway (California Highway No. 2), west of Dawson Saddle, south of Mt. Lewis, Angeles National Forest 2430 Comment
  RSA798112  Eriogonum umbellatum var. minus Jane Tirrell 2012-7-25 LS 0124 Los Angeles Approx. 0.5 mi west of Mt. Hawkins along south side of Pacific Crest Trail 2593 Comment
  CAS-BOT-BC264999  Eriogonum wrightii var. subscaposum John Thomas Howell 1947-7-18 23392 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  POM280035  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mountains 1982 Comment
  CDA5245  Eriophyllum confertiflorum J. E. Law 1923-5-22 272 Los Angeles Flume trail, Eaton Canyon, Altadena. 0 Comment
  POM288457  Eriophyllum confertiflorum Arthur L. Cohen 1934-8-2 1942 Los Angeles Botton of Hills, 3 miles from mouth of canyon. Topango [Topanga] Canyon. Malibu; Topango [Topanga] Creek Watershed. 30 Comment
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Apr 10 2014
  POM357934  Eriophyllum confertiflorum Norman C. Cooper 1945-5-1 2210 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  RSA0088256  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12971 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA167691  Eriophyllum confertiflorum R. F. Thorne 1964-2-7 33451 Los Angeles Santa Catalina Island. E of Avalon on Road to Pebbly Beach 8 Comment
  RSA658306  Eriophyllum confertiflorum D. Roche 1998-5-26 25 Los Angeles Mt. Baldy Road 1.3 miles from the intersection of Mills Ave. adn Mt. Baldy Rd. South side of the road. 579 Comment
  SFV9417  Eriophyllum confertiflorum L. Swade 1964-4-2 483 Los Angeles San Gabriel Mountains Mint Canyon. Solemint Canyon Road, 1 mile north of Solemint Store Junction. 470 Comment
  SEINET11850714  Eriophyllum confertiflorum H. W. Graham 1927-1 9 /9/2015 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson, near Los Angeles Comment
  POM357899  Eriophyllum confertiflorum var. confertiflorum I. M. Johnston 1917-7-3 1405 Los Angeles San Gabriel Mountains. Comment
  POM357937  Eriophyllum confertiflorum var. confertiflorum Fordyce Grinnell Jr. 1901-06 1931 Los Angeles San Gabriel Mountains. Comment
  SEINET3146676  Eriophyllum confertiflorum var. confertiflorum G. B. Grant 409 Los Angeles Pasadena Comment
  CAS-BOT-BC308358  Eriophyllum nevinii B. D. Stark 1931-9-8 2451 Los Angeles Catalina Island Comment
  UCR222839  Eriophyllum pringlei R. G. Swinney 2009-5-13 10758 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  CHSC95775  Erodium botrys LeRoy Gross; Naomi Fraga 2002-4-4 504 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 606 Comment
  CDA4357  Erodium botrys L. C. Wheeler 1947-1-5 6564 b Los Angeles Arcadia: In parkway in center of Woodward Avenue between Baldwin Avenue and Oakwood Drive.. . 0 Comment
  CATA1075  Erodium cicutarium Mark L. Hoefs 1995-5-16 2018 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  RSA391810  Erodium cicutarium Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  RSA598262  Erodium cicutarium R. G. Swinney 1989-4-25 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Disturbed area on Big Dalton Canyon Road, 0.9 mi. E of Glendora Mtn. Rd. 427 Comment
  UC1870228  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  UCR258786  Erodium cicutarium R. G. Swinney 2010-5-25 12967 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR260011  Erodium cicutarium R. G. Swinney 2010-5-7 12607 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  UCSB3537  Erodium cicutarium Kamb, Peter 1948-2-29 Los Angeles Upper Sonoran Zone; Crest of the Verdugo Range above Sunset Canyon Comment
  RSA658596  Erodium macrophyllum D. E. Bramlet 2001-4-25 3116 Los Angeles Slopes above (east) of Grasshopper Canyon. The site is located 945m east of the old ridge route and 244m west of the existing Arco pipeline. 526 Comment
  RSA390926  Erodium moschatum M. B. Dunkle 1936-1-12 4700 Los Angeles Long Beach Comment
  RSA0102546  Erysimum capitatum Richard G. Swinney 2011-6-7 15096 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due 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
  UCR223741  Erysimum capitatum R. G. Swinney 2009-6-24 11237 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA28140  Erysimum capitatum var. capitatum Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9485 Los Angeles 16 miles from Lancaster on the Muroc Rd. Comment
  RSA609615  Erysimum suffrutescens L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  PASA181  Erythraea venusta Louise B. Lawrence Los Angeles North Pasadena Comment
  UCR157499  Eschscholzia caespitosa Scott D. White 1994-7-14 2261 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  HSC34792  Eschscholzia caespitosa R. E. Cooksey Mar 1972 4 Los Angeles Pomona College Wash 335 Comment
  CAS-BOT-BC403170  Eschscholzia californica John Thomas Howell 1930-5-12 4878 Los Angeles 1 mile north of Acton Comment
  UC1349041  Eschscholzia californica Robert F. Thorne and P. Everett 1965-5-10 34477 Los Angeles Black Jack Mt. Santa Catalina Island (gully on w side) 487 Comment
  SEINET13383115 Image available Eucalyptus camaldulensis R. G. Swinney 2010-1 12109 Los Angeles San Gabriel Moutains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  SFV21380  Eucalyptus globulus L. Gross, V. Soza, S. Tessel 2001-6-4 408 Los Angeles Verdugo Mountains Northwest side of mountains. Verdugo Crestiline Drive (fire road) just north of the 210 Freeway. Enter on the west side at Topley Lane off of Newhome Ave. in Sunland. Cleared area just north of rife road. Cleared for fire safety (as close to homes). 427 Comment
  RSA0084871  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-4 12557 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0116796  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-25 12934 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA167656  Eucrypta chrysanthemifolia Peter H. Raven, Robert F. Thorne 1964-5-7 19023 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UCR186763  Eucrypta chrysanthemifolia T. B. Salvato, Sandra Murcia 2007-3-28 2008 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCR131445  Euphorbia albomarginata Alison Lipman 1998-7-1 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
  RSA436005  Euphorbia crenulata Arthur B. Shepard 1933-3-22 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  CLARK-A1528-2701  Euphorbia maculata John C. Roos 1942-9-12 1756 Los Angeles Los Angeles Comment
  RSA661031  Euphorbia misera Orlando Mistretta 1992-4-5 174 Los Angeles Guds, San Clemente Island. Comment
  RSA3616  Euphorbia peplus C. B. Wolf 1932-5-14 3635 Los Angeles Santa Catalina Island. Hillside above Amphitheatre, Avalon. 61 Comment
  UCR126240  Euphorbia peplus A. C. Sanders 2003-3-14 25765 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
  RSA432458  Euphorbia peplus Glenn A. Gorelick 1966-4-3 s.n Los Angeles In yard in damp clay soil, 9406 Cresta Dr., Los Angeles. Comment
  SEINET10739891  Euphorbia peplus David B. Dunn 1971-8-11 Dunn 18094 Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park, CA. Comment
  UCR205569  Euphorbia prostrata R. G. Swinney 2008-5-30 8872 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
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Apr 22 2010
  UCR219341  Euphorbia serpens Lorraine Weller 2009-7-7 070709- 08 Los Angeles Los Angeles, Stanford-Avalon Community Gardens, 658 East 111th Place 34 Comment
  PASA703  Euphorbia serpyllifolia Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA589059  Euphorbia spathulata Orlando Mistretta 1994-6-6 1321 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  RSA258425  Euphorbia supina C. W. Tilforth 1972-4-5 527 Los Angeles Very common in all areas. Comment
  CDA4877  Euphorbia terracina T. C. Fuller 1969-7-15 18679 Los Angeles Botanic Garden, U.C.L.A., Westwood. Comment
  UCR56540  Euphorbia terracina A. C. Sanders 1987-12-4 7584 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  OBI62122  Euthamia occidentalis P. A. Holden 1968-9-15 556 Los Angeles On rd to Agua Dulce from fwy coming from Solemint Comment
  UCR270822  Festuca microstachys R. G. Swinney 2011-6-14 15139 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCSB390  Festuca microstachys B., K.; T., S. 1944-6-13 Los Angeles Chapman Burn; San Dimas Experimental Forest; San Gabriel Mountains Comment
  SBBG20185  Festuca microstachys var. pauciflora M. A. Piehl 1963-5-18 63305 Los Angeles above Camp 3 along hwy, Bouquet Cyn, NE of Saugus Comment
  UCR216899  Festuca myuros R. G. Swinney 2009-3-11 10089 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR277218  Festuca myuros R. G. Swinney 2010-6-1 13168 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR51521  Festuca myuros A. C. Sanders 1988-2-3 7605 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  SBBG130704  Festuca perennis S. A. Junak 2000-5-6 SCa 1283 Los Angeles just N of Upper Quarry Rd, ca. 2.4 mi W of jct with rd to housing at Empire Landing 289 Comment
  SBBG130715  Festuca perennis S. A. Junak 2000-5-6 SCa 1266 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  LA206398  Festuca temulenta Frank W. Gould; 1944-4-12 2282 Los Angeles 120th St. at Western Ave Comment
  CAS-BOT-BC500439  Ficus microcarpa R. E. Riefner, Jr. 2014-8-11 14 -288 Los Angeles City of Long Beach, Belmont Shores, N side of Ocean Blvd. between Quincy Ave. and Park Ave. 4 Comment
  CAS-BOT-BC474716  Ficus rubiginosa R. E. Riefner, Jr. 2014-7-27 14 -262 Los Angeles City of Long Beach, N of E 2nd St., and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. 6 Comment
  RSA733749  Filago californica R. G. Swinney 2000-5-20 7693 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  RSA756783  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-28 2538 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  RSA757664  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-14 2445 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
  UCR136843  Filago gallica 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
  RSA0036426  Forestiera pubescens LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6982 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
  CAS-BOT-BC52548  Frangula californica subsp. californica Prof. W. R. Dudley 1907-11-1 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC52564  Frangula californica subsp. californica Alice Eastwood 1906-5-27 135 Los Angeles Laurel Canyon Comment
  LA207720  Frangula californica subsp. cuspidata J. A. Ewan; 1933-7-23 7835 Los Angeles near spring at E end of Barley Flats 1523 Comment
  RSA5877  Frankenia grandifolia Carl B. Wolf 1932-9-16 4094 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  CAS-BOT-BC223748  Frankenia salina W. F. Parish 1891-6-1 s.n. Los Angeles Long Beach Comment
  RSA602953  Frankenia salina Mark Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2563 Los Angeles Santa Catalina Island: Cherry Valley, just back from rocky beach. 3 Comment
  SD112054  Frankenia salina Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Little Harbor. Comment
  UC483217  Frankenia salina L. R. Abrams and I. L. Wiggins 1931-7-7 402 Los Angeles Catalina Harbor Channel Islands, Santa Catalina Island Comment
  SEINET11978025  Frankenia salina J. F. Bright, Wyman, C. 1931-1 5720 Los Angeles In and around Hollywood Comment
  RSA579436  Frasera neglecta Tim S. Ross 1994-6-21 7996 Los Angeles Vicinity of Santiago Canyon: small NNE ridge near head of major NE-draining tributary of Santiago Canyon (joining Santiago Cyn stream at 4385 ft.) ca 1780 m ENE of Aliso Spring. 1598 Comment
  RSA350137  Fraxinus dipetala Wesley O. Griesel 1986-3-6 s.n. Los Angeles Placerita canyon. 518 Comment
  RSA721718  Fraxinus dipetala R. G. Swinney 1995-3-19 3387 Los Angeles Glendora, c. 220 m west of Harrow Canyon Debris Basin, Whitcomb Trail. 537 Comment
  UCR151014  Fraxinus uhdei Scott D. White 1997-5-7 5052 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  LA50935  Fraxinus velutina Louis C. Wheeler; 1933-8-20 2091 Los Angeles San Gabriel Mountains, San Gabriel Canyon, 0.5 below Pine Canyon Dam 289 Comment
  CAS-BOT-BC212396  Fremontodendron californicum Timothy S. Ross; Steve Boyd 1990-6-18 3503 Los Angeles 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages, Ball Flat, San Gabriel Mountains 1767 Comment
  UCR206422  Fremontodendron californicum subsp. californicum R. G. Swinney 2008-6-4 8946 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  CAS-BOT-BC130254  Fritillaria biflora Louis C. Wheeler 1932-3-6 453 Los Angeles Near mouth San Dimas Canyon, San Gabriel Mts. 426 Comment
  POM175432  Fritillaria pinetorum Joseph A. Ewan 1930-6-24 2676 Los Angeles N slope Mt Islip, San Gabriel Mountains 2287 Comment
  UCR204835  Galium R. G. Swinney 2005-8-11 8461 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  JEPS114003  Galium andrewsii subsp. intermedium Timothy S. Ross and Steve Boyd 1994-9-21 8301 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point Comment
  SBBG128172  Galium angustifolium B. E. Carter 2012-8-23 6983 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  JEPS114010  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1992-7-5 6602 Los Angeles Red Mountain: E ridge of Red Mountain, ca 530 m E of summit. Comment
  RSA610980  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  SBBG125219  Galium angustifolium subsp. angustifolium A. Parikh, N. Gale 2010-6-28 3367 Los Angeles ridge between Fish and Sawpit cyns, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss 985 Comment
  RSA597402  Galium angustifolium subsp. gabrielense Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3766 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  RSA0091539  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-5-26 14874 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
  CATA970  Galium aparine Mark L. Hoefs 1994-5-21 1838 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA0093370  Galium aparine R. G. Swinney 2011-3-26 14202 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 Canyon. 476 Comment
  RSA3716  Galium aparine var. echinospermum Carl B. Wolf 1932-5-11 3563 Los Angeles Santa Catalina Island. Canyon above the road, Fourth o' July Cove. 30 Comment
  RSA678693  Galium catalinense subsp. acrispum Mark A. Elvin, Orlando Mistretta 1996-3-24 132 Los Angeles San Clemente Island. Eagle canyon 381 Comment
  POM367805  Galium catalinense subsp. catalinense F. R. Fosberg 1931-4-1 S- 4441 Los Angeles Avalon, Santa Catalina Island. 10 Comment
  RSA678825  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1282 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.3 mile from trailhead out of Chantry Flat area. 716 Comment
  JEPS114017  Galium hallii Timothy S. Ross and Steve Boyd 1994-6-23 8055 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. 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
  RSA133741  Galium nuttallii Peter H. Raven 1959-4-4 s.n. Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  SD252376  Galium parisiense Steven A. Junak 2000-5-19 Sca 1322 Los Angeles Santa Catalina Island: Just W of road, near Opuntia patch. 316 Comment
  SEINET13387031 Image available Galium porrigens R. G. Swinney 2011-1 15734 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  JEPS23838  Galium porrigens var. porrigens Peter H. Raven and Henry J. Thompson 1959-5-5 14141 Los Angeles Mullholland Hwy 1 mi w Las Virgenes Rd.; Santa Monica Mountains, Malibu Creek drainage 365 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
  CATA1226  Gamochaeta ustulata Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2292 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CAS-BOT-BC186347  Garrya flavescens Timothy S. Ross; Steve Boyd 1994-7-7 8147 Los Angeles Liebre Mountains: W end of the mountain, along descending Forest Service Road (7N23), ca 1140 m SW of Sandberg Triangulation Point (5345-ft) 1438 Comment
  RSA569952  Garrya flavescens Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4862 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA392408  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash. 671 Comment
  RSA604405  Garrya veatchii Louis C. Wheeler 1936-6-23 4175 Los Angeles San Dimas Canyon. 732 Comment
  UCR131599  Gastridium ventricosum L. C. Wheeler 1932-6-4 803 Los Angeles San Gabriel Mtns., Liveoak Canyon 518 Comment
  UCR209948  Gayophytum R. G. Swinney 2008-7-15 9223 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA330779  Gayophytum decipiens Wayne E. Sawyer 1981-6-25 61 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2454 Comment
  RSA0097184  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14961 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  UCR129377  Gayophytum diffusum subsp. parviflorum Orlando Mistretta 1995-7-11 1879 Los Angeles San Gabriel Mtns, Santiago Canyon. N slope of Pacifico Mtn, near summit 2073 Comment
  UCR272849  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-8-5 15606 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UCR241703  Gazania linearis Dan S. Cooper 2012-9-6 912- 79 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  RSA659192  Geranium robertianum A. R. Roos 1958-6-3 s.n. Los Angeles Evans-Reeves Nursery, Brentwood, West Los Angeles. Comment
  SFV12018  Gilia achilleifolia D. L. Koutnik, B. Holguin 1978-4-1 207 Los Angeles Sierra Pelona Valley. West side of Anthony Road and north of Sierra Highway. 890 Comment
  RSA339258  Gilia aliquanta subsp. aliquanta R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54972 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA621041  Gilia aliquanta subsp. aliquanta J. Mark Porter 1998-4-27 11827 Los Angeles North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista. 1371 Comment
  POM96975  Gilia angelensis P. A. Munz 1925-4-23 9430 Los Angeles San Gabriel Canyon. 488 Comment
  POM10176  Gilia angelensis Louise Kendall 1920-4-7 14 Los Angeles Ganesha hills [NNW of Pomona]. Comment
  SBBG41188  Gilia angelensis J. P. Broughton 1971-3-24 1344 Los Angeles Troutdale, 3 mi past Seminole Hot Springs on Mulholland Hwy Comment
  UCD117601  Gilia angelensis Robert F. Thorne; P. Everett 1965-5-11 34574 Los Angeles N side of N beach of Little Harbor, Santa Catalina Island. 15 Comment
  SBBG127018  Gilia brecciarum subsp. brecciarum A. Parikh, N. Gale 2011-6-8 3435 Los Angeles Portal Ridge, 1.2 km W of Godde Hill Rd, 1 km S of California Aqueduct 1110 Comment
  UC2062977  Gilia capitata Anna Kostikova with Glen Litsios, Sarah Burgy 2010-6-16 15 Los Angeles Transverse Ranges, Liebre Mountains Region, downhill from the saddle between Sawmill Mountain and Liebre Mountain, Road 7N23 turn from Road 7N08. Comment
  UCR145946  Gilia capitata Orlando Mistretta 1995-6-23 1835 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Lookout Mt. Trail; Orobanche valida survey 1921 Comment
  RSA29729  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1932-5-28 790 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1143 Comment
  UC23358  Gilia capitata subsp. abrotanifolia J. H. Barber 1897-5-21 108 Los Angeles Santa Monica Canyon Santa Monica Canyon (Southern California) Comment
  UCR185595  Gilia capitata subsp. abrotanifolia A. C. Sanders 2007-4-25 33589 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  CAS-BOT-BC226328  Gilia latiflora subsp. davyi Carl Epling; Lincoln Ellison; Harvey Anderson 1930-4-17 s.n. Los Angeles Mohave [Mojave] Desert, Lancaster Comment
  RSA161672  Gilia latiflora subsp. davyi E. C. Twisselmann 1962-4-18 6974 Los Angeles Tejon ranch: Oso Canyon, 1 mile above the Oso corral. 1037 Comment
  CAS-BOT-BC226401  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 3004 Los Angeles Little Rock Creek, Mohave [Mojave] Desert Comment
  CAS-BOT-BC226409  Gilia latiflora subsp. latiflora J. Vale 1978-3-27 s.n. Los Angeles Saddlebag Butte Comment
  RSA729711  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-18 7308 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  RSA732860  Gilia leptantha subsp. transversa R. G. Swinney 2001-5-17 7953 Los Angeles Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  RSA0083773  Gilia minor J. Mark Porter 1998-4-27 11835 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
  UCR269997  Gilia modocensis R. G. Swinney 2010-5-19 12792 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  CAS-BOT-BC402025  Gilia ochroleuca subsp. bizonata E. K. Balls; L. W. Lenz 1950-3-28 14464 Los Angeles 1 mi. e. of junction of Hwys 99 and 138, just s. of Gorman 1158 Comment
  RSA0016174  Gilia ochroleuca subsp. ochroleuca R. G. Swinney 1998-5-16 6096 Los Angeles San Gabrial Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  UCR35787  Gilia ochroleuca subsp. ochroleuca R. F. Thorne, G. D. Wallace 1973-4-25 43365 Los Angeles San Gabriel Mtns., 0.25 mi north of Bob's Gap, 3.5 mi south of Llano, N slope of Holcomb Ridge 1189 Comment
  SD124103  Gilia ochroleuca subsp. ochroleuca Robert F. Thorne, G. Wallace 1973-4-25 43365 Los Angeles 0.25 mile north of Bob's Gap, 3.5 miles south of Llano, north slope of Holcomb Ridge. 1157 Comment
  SEINET4854751  Gilia sherman-hoytiae Unknown 1933-5-13 12925 Los Angeles 10 mi S of Muroc. Comment
  RSA750103  Gilia splendens R. G. Swinney 2008-5-5 8779 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek. 1256 Comment
  RSA469700  Gilia tricolor subsp. diffusa H. de Forest 1930-3-26 s.n. Los Angeles Foothill Blvd. Comment
  CAS-BOT-BC536062  Githopsis diffusa R. G. Swinney 2011-6-6 15015 Los Angeles San Gabriel Mtns: Charlton Flats (= Pine Flats), 13.8 iles E of jct of Angeles Crest and Angeles Forest hwys 1615 Comment
  UC1584733  Glebionis coronaria Tim Ross and Annette Ross 1991-6-3 5511 Los Angeles near th s base of Elephant Hill (w Pomona) 256 Comment
  UCR141852  Gnaphalium canescens R. G. Swinney 1997-9-6 5859 Los Angeles San Gabriel Mountains, Jackson Lake area. Ball Flat, 0.8-0.9 mi N of Big Pines Hwy at end of SW spur of Forestry Service Rd 4N16. 1890 Comment
  UCR187211  Gnaphalium luteoalbum A. C. Sanders 2006-4-21 32134 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  RSA527672  Gnaphalium luteoalbum Steve Boyd 1990-4-8 4292 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA535722  Gnaphalium luteoalbum Timothy S. Ross 1991-5-22 5474 Los Angeles San Clemente Island: Spray Canyon, Short canyon 2400ft ENE of Spray (which in turn is 5200ft N of Eel Point) W side of island 99 Comment
  RSA545340  Gnaphalium microcephalum Timothy S. Ross 1992-4-14 6177 Los Angeles San Clemente Island: central E side of island, Steep rocky margin of rutted channel that drains from Nanny Canyon to the sea, 200m S of its jct at the coast 61 Comment
  RSA595630  Gnaphalium microcephalum Mark Hoefs 1995-7-14 2383 Los Angeles Upper Cape Canyon, at point of drainage crossing road scarce, sandy river bed 287 Comment
  POM246617  Gnaphalium palustre F. R. Fosberg 1931-7-14 771 Los Angeles Echo Lake, Santa Catalina Island 400 Comment
  RSA782115  Gnaphalium palustre A. C. Sanders, Dan S. Cooper 2010-4-30 38153 Los Angeles Madrona Marsh, Torrance 24 Comment
  JEPS58011  Goodmania luteola Ralph Hoffmann 1931-5-4 333 Los Angeles alkali flat 5 mi w Lancaster Comment
  UCR51036  Grayia spinosa A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7774 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  UCR53367  Grindelia camporum R. D. Goeden, Don W. Ricker 1988-8-16 s.n. Los Angeles Western Mojave Desert, north of Lancaster at Sierra Hwy and Ave E, along railroad right of way 701 Comment
  CAS-BOT-BC305254  Grindelia hirsutula Louis C. Wheeler 1946-8-27 6262 Los Angeles San Gabriel Mountains: Sandrock Creek at Pear Blossom [Pearblossom] Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station 1112 Comment
  CAS-BOT-BC305266  Grindelia hirsutula Peter H. Raven; Henry J. Thompson 1959-6-4 14344 Los Angeles Santa Monica Mountains. Point Dume 15 Comment
  UC1211095  Guillenia lasiophylla Huron H. Smith 1912-5-31 5062 Los Angeles Pebble Beach Road Santa Catalina Island 30 Comment
  UC1279326  Gutierrezia californica O. T. Solbrig 1962-9-6 3440 Los Angeles s rim of valley of Wash next to Wentworth St. (close to Foothill Blvd); Tujunga Wash Comment
  UC527633  Gutierrezia californica C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  UCR248206  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  CAS-BOT-BC302124  Gutierrezia sarothrae Alice Eastwood 1906-5-27 208 Los Angeles Country adjacent to Los Angeles. Glendale Comment
  CLARK-A1528-1893  Haplopappus venetus John C. Roos 1942-9-12 1720 Los Angeles Comment
  SBBG128125  Hazardia squarrosa M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Raray 2011-7-8 19 Los Angeles Deer Valley Trail 23 Comment
  UCR132351  Hedera helix John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  CDA34301  Hedypnois cretica M. O'Brien 2011-6-14 MOB 11 -4 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  POM257576  Helianthemum scoparium var. vulgare C. B. Wolf 1932-5-13 s.n. Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus. 365 Comment
  RSA441782  Helianthemum scoparium var. vulgare L. C. Wheeler 1932-4-30 665 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
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May 1 2014
  UCR281651  Helianthus annuus R. G. Swinney 2014-5-27 16656 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  UCR277087  Helianthus annuus subsp. lenticularis R. G. Swinney 2010-10-5 13982 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  POM359979  Helianthus annuus subsp. lenticularis L. C. Wheeler 1931-8-24 25 Los Angeles Roadside at edge of orchard 1 1/2 miles NNW Claremont 396 Comment
  SFV20827  Helianthus gracilentus L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1090 Los Angeles Verdugo Mountains Low foothills north of the 210 Freeway. Followed the firebreak southwest. 598 Comment
  UCR155674  Helianthus gracilentus A. C. Sanders, T. B. Salvato 2005-4-26 29706 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UC184484  Helianthus gracilentus A. D. E. Elmer 1902-6-1 3611 Los Angeles Acron Comment
  SBBG79047  Heliotropium curassavicum F. R. Fosberg 1931-4-29 4712 Los Angeles mouth of Cottonwood Cyn 2 Comment
  SD252292  Heliotropium curassavicum Steven A. Junak 2000-6-29 Sca 1353 Los Angeles Santa Catalina Island: Along E side of Middle Ranch Road, ca. 1.1 miles from intersection with Airport Road. 292 Comment
  UCR185401  Heliotropium curassavicum A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33518 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  UCR272920  Heliotropium curassavicum Steven A. Junak 2000-6-30 SCa- 1357 Los Angeles Channel Islands, Santa Catalina Island, upper end of Little Harbor, near camp area, campground 8 Comment
  SD39697  Heliotropium curassavicum Edith A. Purer 1931-9-15 2332 Los Angeles El Segundo Comment
  SFV12417  Helminthotheca echioides D. L. Koutnik 1978-6-24 551 Los Angeles San Dimas. Way HIll along Gladstone Ave. 305 Comment
  CAS-BOT-BC310103  Hemizonella minima Geo. B. Grant 1906-6-15 6689 Los Angeles Summit Mt Wilson Comment
  RSA139169  Hemizonia clementina Reid V. Moran 1958-9-15 6837 Los Angeles San Clemente Island, Wilson's cove. 50 Comment
  RSA151204  Hemizonia clementina Peter H. Raven 1962-7-11 18013 Los Angeles Wilson's Cove; San Clemente Island 61 Comment
  RSA526154  Hemizonia clementina Steve Boyd 1990-4-6 4148 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  POM5972  Hemizonia fasciculata M. Hitchcock 1918-7-3 37 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  RSA0034515  Hemizonia fasciculata Fred M. Reed 1909-7-2 2822 Los Angeles Pebbly Beach Road near Avalon, Catalina Island. 15 Comment
  RSA127456  Hemizonia fasciculata Peter H. Raven, H. J. Thompson 1959-9-18 14451 Los Angeles University of California 152 Comment
  RSA596834  Herniaria hirsuta subsp. cinerea Timothy S. Ross, J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR199977  Hesperocnide tenella Valerie Soza, L. Lubinsky 2001-5-16 1228 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 427 Comment
  UCR71164  Hesperocnide tenella Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4405 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  LA1428  Hesperoyucca whipplei Bruce Douglas Clayton; Greg Shaw 1972-3-30 28 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  CAS-BOT-BC158127  Heteromeles arbutifolia Sandra Murcia; Gregg Miller 2006-3-10 s.n. Los Angeles South Coast: Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palo Verdes 366 Comment
  RSA449827  Heteromeles arbutifolia L. E. Hoffman 1931-11-9 s.n. Los Angeles San Gabriel Mountains: Millards Canyon, Angeles National Forest. Comment
  SBBG17105  Heteromeles arbutifolia M. Vincent 1962-12-5 312 Los Angeles short distance off Mulholland Highway on Cold Cyn Rd Comment
  UC12319  Heteromeles arbutifolia J. H. Barber Jul 21 1897-Jan 1 1900 276 Los Angeles Santa Monica Forestry Station Comment
  RSA0072424  Heteromeles arbutifolia Bonnie C. Templeton, I. W. Clokey 1929-11-19 1451 Los Angeles Mandeville Canyon, Santa Monica Mts. 250 Comment
  SEINET6710052  Heteromeles arbutifolia var. macrocarpa G. B. Grant 1901-1 567 Los Angeles Santa Monica Range, southern California Comment
  RSA0074079  Heterotheca grandiflora Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8897 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA0074434  Heterotheca grandiflora S. Koukol, E. Lutz 1998-4-26 8 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  UC63368  Heterotheca grandiflora E. B. Babcock 1902-11-1 Los Angeles near Pomona Comment
  RSA0075803  Heterotheca grandiflora H. de Forest 1930-9-28 s.n. Los Angeles Playa del Rey. Comment
  UCR162374  Heterotheca sessiliflora subsp. fastigiata Anuja Parikh, Nathan Gale 2004-6-16 2046 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  UCR273260  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-25 15862 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
  CAS-BOT-BC123614  Heuchera elegans LeRoy Abrams 1901-7-10 1903 Los Angeles Martin's Camp, Mt. Wilson Comment
  CHSC83672  Heuchera elegans John Dittes; Gina Hall 1990-7-19 269 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. On slope along creek below Burkhart Trail, between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  UCR129355  Heuchera elegans F. W. Peirson 1924-5-27 4639 Los Angeles San Gabriel Mtns., north slope, Strawberry Peak 1753 Comment
  POM6250  Hieracium argutum I. M. Johnston 1918-9-1 s.n. Los Angeles Canyon (Fern C.) N of Brown's Flats. 1220 Comment
  UC444469  Hieracium argutum Fordyce Grinnell Jr. 1904-7-29 Los Angeles Arroyo Seco Canyon Comment
  RSA482882  Hirschfeldia incana Donald R. Bissing 1973-6-2 152 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  RSA777870  Hirschfeldia incana R. G. Swinney 2009-6-12 11116 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  LA200306  Hirschfeldia incana Harlan Lewis; 1940-2-24 1093 Los Angeles Santa Monica Mountains, Topanga Canyon 304 Comment
  RSA613022  Hirschfeldia incana L. C. Wheeler 1974-4-27 s.n. Los Angeles Fish Canyon at the Gauging Station. 274 Comment
  RSA405277  Hoffmannseggia glauca Anstruther Davidson 1876-6-12 s.n Los Angeles Field near Alhambra. Comment
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May 19 2009
  UCR119541  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles West Mojave Desert/Transverse Range, Liebre Mtns. Region. Southern edge of the Antelope Valley at the N base of Portal Ridge, along 180th Street West, near the California Aqueuct, east of mouth of Broad Canyon 915 Comment
  CATA212  Holodiscus discolor Mark L. Hoefs, A. Douglas Propst 1973-4-24 195 Los Angeles Santa Catalina Island: Upper Descanso Canyon, west fork 198 Comment
  UCR190041  Holodiscus microphyllus R. G. Swinney 1998-10-3 7002 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  LA103557  Hordeum murinum subsp. glaucum Barry A. Prigge; 1986-3-29 7149 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  RSA649007  Hordeum murinum subsp. leporinum Scott Lowe 1991-5-12 29 Los Angeles San Gabriel River channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  UCSB12228  Hordeum vulgare Hochberg, Fred 1961-3-17 Los Angeles 20 meters below Milk Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  IRVC26986  Hordeum vulgare A. C. Sanders, Andy Thompson 2003-4-17 26077 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  RSA85202  Horkelia cuneata subsp. puberula F. W. Peirson 1919-4-5 362 Los Angeles Allen Ranch near Eaton Canyon, south base of the San Gabriel Mountains Comment
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Sep 10 2014
  RSA451646  Horkelia rydbergii Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA587222  Hymenoclea salsola var. salsola 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
  RSA285971  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Abundantly naturalized on roadside, NW corner of Sunset Blvd. and Groverton Street, Westwood. Comment
  RSA746736  Isocoma menziesii A. C. Sanders, T. B. Salvato 2009-5-19 36818 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
  UCSB9932  Isocoma menziesii var. sedoides Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  RSA715752  Iva axillaris Scott D. White, Andrea Warniment 2006-7-7 11623 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  RSA0005912  Jepsonia neonuttalliana L. W. Nuttall 1920-11-27 931 Los Angeles Santa Catalina Island, ridge above Pebble [Pebbly] Beach. Comment
  POM202247  Juglans californica P. A. Munz 1934-4-2 13142 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  SEINET11177057  Juglans californica M. Licher 2011-2-21 3023 Los Angeles Deervale-Stone Canyon Park, Santa Monica Mountains, 1 mi. east of 405, & north of Mulholland Dr. 320 Comment
  UC1870141  Juglans californica LeRoy Gross, Valerie Soza 2003-5-15 916 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of ... 366 Comment
  RSA0048406  Juglans californica Elwood Fordham 1951-3-25 s.n. Los Angeles Topanga, 1/2 way down grade from summmit - New Canyon Road. Comment
  UC5314  Juglans californica var. californica W. H. Brewer 1860-12-18 65 Los Angeles Sierra Santa Monica Comment
  SEINET6057362  Juncus arcticus Unknown 1997-6-18 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  SBBG77282  Juncus balticus F. R. Fosberg 1931-4-15 4619 Los Angeles Middle Ranch Cyn 180 Comment
  OBI7890  Juncus balticus G. L. Parsons 1976-5-21 51 Los Angeles San Gabriel Mts, 2 mi SE Valyermo Comment
  RSA692083  Juncus balticus subsp. ater A. C. Sanders 2002-6-19 25152 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 S of Santa Clara River. 305 Comment
  RSA777915  Juncus bufonius R. G. Swinney 2009-6-2 11022 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG12066  Juncus bufonius P. H. Raven 1962-4-10 17238 Los Angeles ca. 1.5 mi N of Thirst 457 Comment
  SD237243  Juncus bufonius R. G. Swinney 2009-6-2 11022 Los Angeles Transverse Range; San Gabriel Mtns.: Horse Flates, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR206125  Juncus bufonius R. G. Swinney 2008-5-30 8912 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
  UCR277017  Juncus bufonius R. G. Swinney 2010-9-30 13924 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  UCR76412  Juncus bufonius T. S. Ross 1992-4-16 6202 Los Angeles Channel Islands, Central part of San Clemente island; 289 degrees WNW, 680 m distant from 1603 ft. peak above Stone Station 416 Comment
  RSA0025165  Juncus duranii Jane Tirrell 2012-6-19 LS 0077 Los Angeles North-facing hillside seep along California State Route 2 approximately 50 yards east of mile marker 67.7. 2306 Comment
  SEINET3880055  Juncus macrophyllus K. Dobry 1992-1 d 1114 Los Angeles Santa Monica Mts. In the city of Westlake at the S. end of Las Virgenes Res. at S end of Lindero Cyn.; 0 Comment
  RSA0115840  Juncus mexicanus Steven A. Junak 1999-7-15 SCa- 1031 Los Angeles Santa Catalina Island. Bulrush Canyon, just upstream from SCa-1027. 243 Comment
  SEINET3860294  Juncus rugulosus R. G. Swinney 2009-4-21 10401 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  UCR178954  Juncus rugulosus R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon Debris basin 335 Comment
  RSA0127185  Juncus rugulosus Louis C. Wheeler 1967-7-20 10135 Los Angeles Aliso Canyon. 1067 Comment
  RSA550407  Juncus rugulosus Timothy S. Ross, Peter Fritsch 1990-6-20 3593 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA517173  Juncus textilis Timothy S. Ross, Orlando Mistretta 1990-10-16 3280 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 610 Comment
  CAS-BOT-BC80995  Juniperus californica Timothy S. Ross; Steve Boyd 1994-9-20 8224 Los Angeles Upper BEE CANYON: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  POM19149  Juniperus californica Philip A. Munz 1923-5-27 6892 Los Angeles Pallett Creek. Comment
  UCR125161  Juniperus californica A. C. Sanders, Mark Elvin 2002-6-18 25125 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
  UCR55765  Keckiella antirrhinoides var. antirrhinoides J. A. Adams 1963-4-30 13 Los Angeles Pomona College Wash, Claremont 335 Comment
  CAS-BOT-BC235751  Keckiella cordifolia Tim Ross; Orlando Mistretta 1993-5-27 7320 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  CAS-BOT-BC235759  Keckiella cordifolia Robert F. Thorne 1967-5-19 36894 Los Angeles Santa Catalina Islasnd: Lower Middle Ranch Canyon below Eagle's Nest 91 Comment
  RSA547816  Keckiella cordifolia Tim S. Ross, Peter Fritsch 1990-6-20 3631 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA79774  Keckiella cordifolia F. W. Peirson 205 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  UCR150903  Keckiella cordifolia Valerie Soza, Kent Hughes 1999-6-17 559 Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 1296 Comment
  RSA0091196  Keckiella cordifolia Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA293285  Keckiella ternata subsp. septentrionalis D. C. Michener 1980-6-30 3692 Los Angeles San Gabriel Mountais, Indian Canyon: ca. 2 miles south of junction with old CA 14. 900 Comment
  RSA403464  Koeleria macrantha Dayton, Miss Dayton 1925-4-15 s.n. Los Angeles Baldwin Park, Los Angeles vicinity. Comment
  UC205724  Koeleria macrantha I. M. Johnston 1917-7-1 1520 Los Angeles Browns Flats San Antonio Mountains; , Browns Flats 1371 Comment
  RSA710542  Krascheninnikovia lanata LeRoy Gross 2005-5-3 2191 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCD99085  Krascheninnikovia lanata E. La Rue; R. Montijo 1991-4-2 91- 5 Los Angeles Palmdale. Property bounded on the N by Avenue M, on the W by 20th St. West, on the S by Avenue N, and on the E by 10th St. West; W of Hwy 14. 792 Comment
  POM158108  Lactuca serriola L. R. Abrams 1902-8-18 2956 Los Angeles Ballona Creek, near Mesmer Comment
  POM352635  Lamarckia aurea George B. Grant 1903-1 s.n. Los Angeles Pasadena. Comment
  RSA592196  Lamarckia aurea L. C. Wheeler 1967-4-9 9184 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  RSA596837  Lamarckia aurea Timothy S. Ross, J. Mark Porter 1995-5-4 8481 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SEINET10926765  Lamarckia aurea John Quincy 1890-3-9 Fritchey s.n. Los Angeles Hills E Los Angeles. Very Weedy. Comment
  UCR258716  Langloisia matthewsii R. G. Swinney 2010-5-19 12834 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  SBBG50870  Lantana camara Ming-Hwa Fu 1961-4-29 23 Los Angeles cultivated on Hilgard Avenue, Westwood Village Comment
  HSC24650  Larrea tridentata C. E. Fellows 1965-4-15 22 Los Angeles 1 mi. W of intersection of Hwy. 138 and Victorville cutoff. Comment
  RSA776321  Larrea tridentata R. G. Swinney 2009-4-29 10610 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CAS-BOT-BC338124  Lasthenia californica Alice Eastwood 1913-5-11 3127 Los Angeles San Fernando Wash Comment
  RSA497245  Lasthenia californica L. C. Wheeler 1967-4-30 9203 Los Angeles San Gabriel Mountains; foothills, NW end, between Bouquet Junction and Bonelli Ranch. 366 Comment
  SD8880  Lasthenia californica J. C. Nevins 1885-1 Los Angeles Los Angeles Comment
  CAS-BOT-BC338145  Lasthenia californica C. C. Parry; J. G. Lemmon 1876-1-1 193 Los Angeles Unspecified Comment
  RSA92921  Lasthenia californica F. W. Peirson 1903-4-11 2748 Los Angeles Laurel Canyon, Santa Monica Mts Comment
  SBBG61647  Lasthenia glabrata subsp. coulteri unknown 1895-1 Los Angeles Los Angeles Comment
  UCSB43756  Lasthenia gracilis Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, 0.62 miles from its junction with Avalon Canyon Road, Santa Catalina Island 175 Comment
  SBBG131557  Lathyrus S. A. Junak 2000-4-15 SCa 1195 Los Angeles E Summit Rd, ca. 0.1 mi inland from gate at Wrigley Memorial 304 Comment
  POM244876  Lathyrus vestitus subsp. laetiflorus F. R. Fosberg 1931-3-25 S- 4373 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 100 Comment
  RSA405671  Lathyrus vestitus subsp. laetiflorus Ora M. Clark 1929-1-16 1479 Los Angeles Elyssian Park, Los Angeles. Comment
  RSA651398  Lathyrus vestitus subsp. laetiflorus G. F. Orr 1956-3-10 s.n. Los Angeles Topanga Canyon. 487 Comment
  POM199769  Lathyrus vestitus subsp. laevicarpus I. W. Clokey, B. C. Templeton 1929-03 4463 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  POM50626  Lathyrus vestitus subsp. laevicarpus L. R. Abrams 1901-4-3 1303 Los Angeles Santa Monica Mountains. Comment
  SBBG37665  Lathyrus vestitus var. alefeldii R. Moran 1941-2-23 605 Los Angeles Johnson's Valley 250 Comment
  UCSB3098  Lathyrus vestitus var. alefeldii H., J. 1935-3-15 Los Angeles San Dimas Exp. Forest; San Dimas watershed; San Dimas Dam; Sec. 19, T1N, R8W 457 Comment
  UC1211104  Lathyrus vestitus var. vestitus Huron H. Smith 1912-5-17 4963 Los Angeles Eaton Canyon Mt. Wilson 426 Comment
  RSA584139  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-8 2979 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA151008  Lavatera assurgentiflora subsp. assurgentiflora Peter H. Raven 1962-5-7 17579 Los Angeles San Clemente Island, Wilson Cove. 61 Comment
  UCR263075  Layia Mitch Provance 2008-4-14 10145 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
  SD232189  Layia glandulosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 57 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, was and roadside. 1444 Comment
  UCR264735  Layia glandulosa Steve Boyd, Gary D. Wallace 2011-4-14 12317 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  CAS-BOT-BC377814  Layia platyglossa Dr. Barton W. Evermann 1915-3-25 s.n. Los Angeles San Clemente Island Comment
  RSA305930  Layia platyglossa subsp. campestris Fay A. MacFadden 1933-5-4 s.n. Los Angeles Tejunga Wash, Roscoe Comment
  RSA157786  Layia platyglossa subsp. campestris Peter H. Raven 1962-5-8 17596 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  RSA657523  Lepechinia fragrans James Henrickson 1981-5-16 18843 Los Angeles 5 miles south of Hwy 101 off Topanga Canyon Road Comment
  SEINET6045041  Lepidium chalepense Unknown 1997-6-18 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  RSA49396  Lepidium flavum P. A. Munz 1949-4-26 13085 Los Angeles Near Phelan, Mojave Desert 945 Comment
  POM338  Lepidium fremontii W. R. Dudley, F. H. Lamb 1896-6-6 4312 Los Angeles Lancaster. Comment
  RSA515175  Lepidium fremontii Steve Boyd 1986-3-31 1566 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  CAS-BOT-BC89420  Lepidium fremontii Ernest C. Twisselmann 1963-5-10 8152 Los Angeles Mojave Desert. Rosamond Region. Avenue A 1.5 mile east of Highway U.S. 6. 731 Comment
  UC10658  Lepidium nitidum W. H. Brewer Feb 1861 190 Los Angeles San Fernando Valley Comment
  UC1215132  Lepidium nitidum Peter H. Raven 1962-4-9 17134 Los Angeles Wilson Cove San Clemente Island 60 Comment
  LA103294  Lepidium nitidum var. nitidum Barry A. Prigge; 1986-3-19 6928 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  UCR130842  Lepidium perfoliatum David Charlton 1989-4-21 2882 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  JEPS53769  Lepidium virginicum Ernest Braunton Mar 1903 840 Los Angeles Playa del Rey Comment
  SBBG31337  Lepidium virginicum var. pubescens R. F. Thorne 1966-6-1 36484 Los Angeles near golf links, Avalon 30 Comment
  UCR223590  Lepidium virginicum var. pubescens R. G. Swinney 2009-6-3 11060 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
  UCR273444  Lepidospartum squamatum R. G. Swinney 2011-10-25 15870 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  UCSB27668  Lepidospartum squamatum Lavinger, S. 1975-10-8 Los Angeles On Wentworth Street, 0.2 miles north from its junction with Stonehurst Avenue, San Fernando Valley 152 Comment
  RSA0048497  Lepidospartum squamatum Sol Karlin 1965-7-24 s.n. Los Angeles Tujunga Wash, San Gabriel Mountains. 609 Comment
  RSA691050  Leptochloa fusca subsp. uninervia Scott D. White 2003-10-14 9833 Los Angeles Foothills above Sierra Madre. L. A. Dept. of Public Works 'Sierra Madre Villa' Debris Basin (Mt. Wilson). 335 Comment
  RSA648260  Leptodactylon californicum Jami Liberi 1983-5-19 34 Los Angeles Located in Claremont, across the [street] from the San Antonio Dam. 640 Comment
  UC310863  Leptodactylon californicum Philip A. Munz 1925-3-18 8924 Los Angeles Newhall Grade Comment
  JEPS104690  Leptodactylon californicum John L. Morrison 1936-12-23 1963 Los Angeles Comment
  UCR276989  Leptosiphon aureus subsp. aureus R. G. Swinney 2010-6-1 13137 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA469968  Leptosiphon bicolor M. B. Dunkle 1929-5-7 2106 Los Angeles Santa Catalina Island, Moonstone Beach Comment
  RSA601910  Leptosiphon breviculus L. C. Wheeler 1964-6-20 8489 Los Angeles Mt. Waterman: south side. Comment
  UCR272577  Leptosiphon breviculus R. G. Swinney 2011-6-7 15036 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  UC1424869  Lessingia glandulifera var. glandulifera C. W. Tilforth and John Dourley 1973-5-24 820 Los Angeles c. 2 mi ene Valyermo (Bob's Gap, n edge San Gabriel Mtns.); n edge of San Gabriel Mtns. Comment
  CAS-BOT-BC173174  Lessingia lemmonii var. peirsonii Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8126 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA0047902  Leymus condensatus R. G. Swinney 2010-6-4 13072 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCD64305  Leymus condensatus A. C. Sanders 2003-5-22 26820 Los Angeles San Gabriel Valley, boundary between Irwindale and Azusa, east of Irwindale Ave., S of 210 Fwy (which bisects pit), N of Santa Fe RR, E of the San Gabriel River channel. 170 Comment
  RSA409972  Limonium californicum Anstruther Davidson 1920-8-1 3404 Los Angeles Alamitos Bay Comment
  CATA3527  Limonium perezii Peter J. Dixon 2017-7-8 094 Los Angeles Santa Catalina Island: Channel side; Avalon, Chimes Tower Rd, near the Zane Grey Hotel, bare roadcut 0 Comment
  UCR48939  Limonium perezii A. C. Sanders 1987-7-22 7178 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA233373  Linanthus aureus Arthur C. Gibson, Linda Gibson 1972-3-11 2789 Los Angeles Vogel Flats, Big Tujunga Canyon Comment
  UCR256244  Linanthus aureus subsp. aureus R. G. Swinney 2010-5-19 12840 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  UCR263054  Linanthus aureus subsp. aureus Mitch Provance 2008-4-14 408- 13 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
  RSA122988  Linanthus californicus G. T. Nordstrom 1935-2-26 339 Los Angeles 21/2 mi. S.E. of Mouth of Liebre Gulch. 671 Comment
  RSA468426  Linanthus californicus Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  LA52345  Linanthus dianthiflorus Carl Epling; March 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA586623  Linanthus dichotomus T. S. Ross, S. D. Boyd 1991-3-23 4280 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  RSA598139  Linanthus dichotomus subsp. dichotomus V. W. Steinmann, T. S. Ross 1995-5-8 670 Los Angeles Liebre Mountains, slopes between Leona Valley and Lost Valley 1100 Comment
  RSA708873  Linanthus liniflorus Scott D. White, Andrea Warniment 2005-9-9 11215 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  RSA593455  Linanthus parryae Steve Boyd 1996-4-24 8640 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA725222  Linanthus parryae Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -27 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
  SEINET5344335  Linaria canadensis J. Barber 1897-3-14 47 Los Angeles Santa Monica Forestry Station Comment
  CHSC25079  Lithophragma bolanderi L. M. Mayer; I. J. Mayer 1974-4-6 136 Los Angeles 1/2 mi e of Tapia Park- Malibu Canyon/Las Virgenes Rd. ca. 50 yds n of roadside. Comment
  RSA468250  Lithophragma bolanderi L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  CAS-BOT-BC432211  Lithophragma bolanderi Timothy S. Ross 1993-6-1 7353 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. Mt. Wilson 7.5 USGS gradrangle. 804 Comment
  RSA527727  Lithophragma maximum Steve Boyd 1990-4-8 4295 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  RSA84380  Lithophragma tenellum F. W. Peirson 1921-6-16 4690 Los Angeles ridge west of summit of Mt. Waterman 2286 Comment
  SBBG119064  Lobelia dunnii S. D. White 2004-7-28 10658 Los Angeles Clear Crk area, "The Pines" picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jct with Angeles Crest Hwy (Condor Pk: T2N R12W S8) 976 Comment
  RSA65164  Loeflingia squarrosa var. squarrosa F. W. Peirson 1921-6-20 5348 Los Angeles N fork San Gabriel River 914 Comment
  UC909132  Loeseliastrum matthewsii Herbert L. Mason 1926-4-26 2988 Los Angeles on desert slope Vincent to Palmdale Comment
  SFV3916  Logfia filaginoides M. L. Vincent 1963-5-7 332 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  SFV16510  Logfia filaginoides K. Tajbakhsh 1996-5-2 21 Los Angeles San Fernando Valley Chatsworth. Rocky Point Park about 300 m on the main trail on a west facing slope. Comment
  SBBG31110  Logfia gallica R. F. Thorne 1966-4-30 36356 Los Angeles above Gallagher's Cyn 426 Comment
  CAS-BOT-BC269096  Lolium perenne Geo. B. Grant 1904-7-8 6318 Los Angeles Cienega Comment
  POM356944  Lolium perenne subsp. multiflorum Gary D. Wallace 1979-5-17 1843 Los Angeles Los Angeles State & County Arboretum (LASCA), Arcadia Comment
  POM356947  Lolium perenne subsp. multiflorum J. R 1936-5-25 s.n. Los Angeles Griffith Park Comment
  RSA774832  Lolium perenne subsp. multiflorum Orlando Mistretta, Christine Mistretta 2010-6-8 5284 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
  RSA226070  Lolium temulentum R. F. Thorne 1971-6-17 39949 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR177283  Lomatium dasycarpum Scott D. White, Michael Honer 2003-5-7 9224 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  UCSB18676  Lomatium dasycarpum Cummings, Bob 1963-5-3 Los Angeles Mint Canyon Campground, U.S. Highway 6, 7.7 miles N of Solemint 640 Comment
  RSA785911  Lomatium lucidum K. Dobry 1992-4-14 352 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  RSA506824  Lomatium mohavense L. C. Wheeler 1967-5-12 9467 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR229169  Lomatium mohavense Dan S. Cooper 2011-5-5 511- 60 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA717351  Lomatium vaginatum Scott D. White, Pam De Vries 2006-5-9 11400 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA452150  Lomatium vaginatum Geo L. Moxley 1915-4-18 312 Los Angeles Ridge north of Mt. Washington. Comment
  UC729576  Lonicera hispidula var. vacillans Carl B. Wolf 1932-5-10 3504 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  IRVC27768  Lonicera interrupta A. C. Sanders 2005-5-11 30139 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  RSA660083  Lonicera interrupta Orlando Mistretta 1992-5-25 434 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  OBI34055  Lonicera subspicata Mark Schneider s.n. Los Angeles Tujunga. San Bernardino Mtns 549 Comment
  UCR23218  Lotus argophyllus Polly Schiffman 1981-5-23 024 Los Angeles Angeles National Forest, San Gabriel Mtns: 0.5 mi north of Red Box Ranger Station and 20 mi north of La Canada-Flintridge on Angeles Crest Hwy 1601 Comment
  POM49803  Lotus dendroideus var. dendroideus L. W. Nuttall 1920-6-2 s.n. Los Angeles Sea cliffs, Santa Catalina Island. Comment
  UC1194907  Lotus dendroideus var. traskiae Reid Moran 1958-9-15 6841 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 50 Comment
  HSC98246  Lotus hamatus Wendell Wood 1970-6-22 28 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  UC864810  Lotus hamatus Carl B. Wolf 1932-5-10 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  JEPS55479  Lotus heermannii A. M. Ottley 1920-5-16 692 Los Angeles Tujunga Canyon San Gabriel Mts. Comment
  PASA1094  Lotus humistratus Frank W. Peirson 1919-5-11 Los Angeles Arraster Creek, San Gabriel Mts. 853 Comment
  RSA570196  Lotus humistratus T. S. Ross 1991-4-30 5034 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA586351  Lotus humistratus Orlando Mistretta 1995-3-17 1544 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1128 Comment
  RSA406123  Lotus nevadensis var. davidsonii B. C. Templeton 1932-6-19 4935 Los Angeles Big Pines Park, San Gabriel Mountains. 2091 Comment
  RSA726010  Lotus salsuginosus A. C. Sanders, Tricia Wotipka, Mark Elvin 2003-4-28 26135 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
  RSA498802  Lotus salsuginosus T. S. Clare 1929-3-29 s.n. Los Angeles Hillside near stream Comment
  RSA695554  Lotus salsuginosus var. salsuginosus Scott D. White, Brian Leatherman 2003-11-17 9856 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  RSA574307  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-5-7 2822 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 457 Comment
  UCR273369  Lotus scoparius subsp. scoparius R. G. Swinney 2011-3-18 14161 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  SEINET243736 Image available Lotus scoparius var. brevialatus Unknown, Scott Steppan 1883-1-4 Los Angeles Sierra Madre Villa Comment
  RSA608500  Lotus scoparius var. scoparius L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek off West Fork San Gabriel River. 655 Comment
  RSA621856  Lotus strigosus R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  UCR280679  Lotus strigosus R. G. Swinney 2014-5-27 16682 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA406299  Lotus strigosus Robert Gustafson 1981-4-14 2172 Los Angeles Ballona Wetlands, area 2 Comment
  SEINET10484479  Lotus strigosus Donald R. Bissing 1973-6-2 Bissing 132 Los Angeles Evey canyon, san gabriel mtns, small annuals to 6" tall, flowers yellow. In open Grassy area at road side. .5 Mi from canyon mouth. 744 Comment
  RSA589181  Lotus tomentellus T. S. Ross 1991-4-28 4749 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UC1922240  Lotus wrangelianus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 902 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. Near 34deg 15' 12.2'' N 118deg 19' 16.8'' W T2N R14W SW/4 sec. 14. Elev. 1 488 Comment
  UC198104  Lupinus affinis Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UC1129285  Lupinus albifrons F. H. Raymond 1930-1-6 16 Los Angeles Escondido Canyon; Triunfo Pass Quad., Escondido Canyon 335 Comment
  UC729526  Lupinus albifrons Carl B. Wolf 1932-5-13 3627 Los Angeles on the Avalon-Isthmus Road 100 yds above The Wishbone, Santa Catalina Island (Santa Catalina Island); Santa Catalina Island 152 Comment
  RSA708679  Lupinus bicolor Valerie L. Soza, Miriam Sidibeh 2003-3-26 1610 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
  UCR186990  Lupinus bicolor A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31973 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA599272  Lupinus bicolor subsp. marginatus Steve Boyd, Lauren Raz 1997-3-31 9446 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  SD39050  Lupinus chamissonis Edith A. Purer 1933-10-7 5587 Los Angeles El Segundo Comment
  RSA188916  Lupinus concinnus Robert F. Thorne 1966-4-28 36202 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA732858  Lupinus concinnus R. G. Swinney 2001-5-18 7943 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  RSA585321  Lupinus concinnus subsp. orcuttii Tim S. Ross 1991-4-27 4729 Los Angeles Black Butte: rocky northeasterly slope E of the summit. 945 Comment
  RSA414469  Lupinus elatus Robert Gustafson 1983-7-18 2786 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  RSA0077087  Lupinus excubitus Daisie Huang 2006-10-5 06100501 Los Angeles Monrovia Canyon Park, just past locked gate at trailhead to Ben Overturff Trail. 505 Comment
  CAS-BOT-BC205401  Lupinus excubitus var. austromontanus Steve Boyd; Lauren Raz 1997-4-16 9523 Los Angeles Liebre Mountains Region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01 960 Comment
  CAS-BOT-BC205409  Lupinus excubitus var. austromontanus Lester Rowntree 1934-3-28 4 Los Angeles Near Elizabeth Lake, Antelope Valley Comment
  RSA586983  Lupinus excubitus var. austromontanus Orlando Mistretta 1992-5-8 313 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  SD111572  Lupinus excubitus var. johnstonii Wayne P. Armstrong 1982-6-12 Los Angeles Lookout Moutain. South East of firebreak ridge 1790 Comment
  SEINET13387036 Image available Lupinus formosus R. G. Swinney 2011-1 15158 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  SEINET10485359  Lupinus formosus Everett EVERETT 19485 Los Angeles Natural in the garden at rsabg. Claremont, ca. 305 Comment
  RSA413634  Lupinus formosus var. formosus Robert Gustafson, Gary D. Wallace 1982-4-26 2538 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UCR271321  Lupinus formosus var. formosus R. G. Swinney 2011-5-12 14718 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
  POM11097  Lupinus formosus var. formosus H. D. Collins 1921-4-22 45 Los Angeles Claremont. 366 Comment
  SBBG98533  Lupinus guadalupensis T. Ross 1991-5-21 5416 Los Angeles upper reaches of Box Cyn, SW side of island; on a bench above the main wash 403 Comment
  SEINET4044523  Lupinus hirsutissimus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCSB17126  Lupinus hirsutissimus Vernand, Ramona 1963-4-10 Los Angeles 0.7 mi. N of U.S. Highway 66 on San Dimas Canyon Road, San Dimas Comment
  CAS-BOT-BC211655  Lupinus longifolius Theodore Payne 1925-5-1 s.n. Los Angeles Sierra Madre Comment
  CAS-BOT-BC211716  Lupinus longifolius LeRoy Abrams 1902-7-1 2621 Los Angeles Little Santa Anita Canyon Comment
  RSA225711  Lupinus longifolius R. F. Thorne 1971-5-22 39704 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA413760  Lupinus longifolius Robert Kessler 1922-6-1 s.n. Los Angeles Crescenta. Comment
  RSA519405  Lupinus longifolius M. V. Hood 1940-4-7 s.n. Los Angeles Between San Fernando and Newhall 427 Comment
  RSA89147  Lupinus longifolius E. K. Balls 1954-3-8 18882 Los Angeles Palos Verdes Hills Comment
  SEINET10838228  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR255766  Lupinus microcarpus R. G. Swinney 2010-5-12 12708 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  SBBG69044  Lupinus microcarpus var. densiflorus R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn Comment
  SD42005  Lupinus microcarpus var. densiflorus Darley F. Howe 1947-5-3 1549 Los Angeles Mint Canyon Comment
  SBBG67050  Lupinus microcarpus var. microcarpus R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  SD262281  Lupinus sparsiflorus R. G. Swinney 2014-5-27 16657 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hooik Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. Debris basin. 445 Comment
  UC1871130  Lupinus sparsiflorus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4809 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  JEPS65442  Lupinus sparsiflorus Frank W. Peirson 1918-6-12 87 Los Angeles foothills e Rubio Canyon; foothills e of Rubio Canyon 609 Comment
  RSA414811  Lupinus sparsiflorus subsp. sparsiflorus T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  POM9022  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1920-3-17 3364 Los Angeles Lone Hill, glendora. 335 Comment
  RSA590526  Lupinus sparsiflorus subsp. sparsiflorus Orlando Mistretta 1994-3-30 965 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  POM2541  Lupinus succulentus Edward L. Greene 1904-4-15 4188 Los Angeles Claremont. Comment
  SBBG67068  Lupinus succulentus M. LeClerc -Mar-1930 1233 Los Angeles near Castaic 457 Comment
  SEINET10969783  Lupinus succulentus var. succulentus David B. Dunn 1946-1 Dunn 1988 Los Angeles Cultivated and weedy plants in the yard at 4911 pasadena ave. Terrace, los Angeles. Comment
  SEINET10489066  Lupinus truncatus David B. Dunn 1948-3-20 Dunn 3785 Los Angeles Along roadside about 1 block w of grand ave on cypress ave about a mile ne of Covina. Comment
  SD197612  Luzula comosa R. G. Swinney 2001-9-15 8176 Los Angeles Little Jimmy Spring, San Gabriel Mountains. 2256 Comment
  UC166885  Lycium brevipes var. hassei George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 739 a6151 Los Angeles Santa Catalina Island Comment
  UCSB10838  Lycium cooperi Haines, Bruce 1962-4-14 Los Angeles At junction of Oasis Road and Palmdale Road, 25 miles west of Victorville 1115 Comment
  SD85168  Lyonothamnus floribundus subsp. aspleniifolius Martin A. Piehl 1962-6-9 62321 Los Angeles Dry slope, head of canyon north of Chenity and south of Mosquito Cove, San Clemente Island 305 Comment
  RSA601561  Madia exigua L. C. Wheeler 1967-6-16 9844 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; north side NE of Coulter Reservoir. 640 Comment
  CAS-BOT-BC344384  Madia exigua Carl B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island. Roadside, W. side of Fourth O' July Cove 30 Comment
  SD218974  Madia gracilis R. F. Thorne, P. C. Everett 1965-5-11 34676 Los Angeles Santa Catalina Island, above summit road from Avalon to airport. 60 Comment
  UCR227776  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-11 34676 Los Angeles Channel Islands, Santa Catalina Island, on and above summit road from Avalon to airport 91 Comment
  RSA188279  Madia sativa R. F. Thorne 1966-6-1 36460 Los Angeles Santa Catalina Island, on dry northeast-facing bluff along Pebbly Beach Drive southeast of Avalon 8 Comment
  RSA320825  Malacothamnus clementinus F. C. Boutin 1967-4-23 1654 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site. 305 Comment
  UCR282335  Malacothamnus davidsonii D. E. Bramlet, Robt. L. Allen 2011-4-20 4802 Los Angeles San Gabriel Mountains, Big Tujunga Wash, 223 ft. west of Big Tujunga Canyon Rd. and 95 ft. north of Oro Vista Ave. 398 Comment
  UCR34457  Malacothamnus davidsonii Don Emery 1981-1 s.n. Los Angeles San Gabriel Mtns., Tujunga Canyon near Sunland. 610 Comment
  CAS-BOT-BC206234  Malacothamnus fasciculatus Alice Eastwood 1915-8-25 4925 Los Angeles Duarte, just east of Monrovia Comment
  POM17009  Malacothamnus fremontii P. A. Munz 1923-9-1 7723 Los Angeles Swartout Valley, San Antonio Mtns. 1829 Comment
  RSA0116399  Malacothamnus marrubioides Steve Boyd, T. S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9129 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and northwest of the confluence of Castaic Creek and Fish Creek, ca 1000 ft southeast of transit station Hiway . 951 Comment
  RSA563465  Malacothamnus marrubioides D. Charlton 1991-7-30 5527 Los Angeles Rancho Santa Clarita, Bouquet Canyon Rd, north of Jct. with Soledad Canyon Rd. 488 Comment
  JEPS36802  Malacothrix californica W. L. Jepson 1935-4-17 17048 Los Angeles 6.5 mi w Lancaster 731 Comment
  CAS-BOT-BC345321  Malacothrix californica Alice Eastwood 1906-5-27 222 Los Angeles Country adjacent to Los Angeles. Burbank Comment
  UCR99480  Malacothrix clevelandii Steve Boyd, L. Raz 1997-5-6 9715 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  CAS-BOT-BC345408  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles On trail to Madrona [Madrona] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC345519  Malacothrix coulteri Timothy S. Ross 1991-4-27 4725 Los Angeles Black Butte: rocky easterly and northeasterly slopes 1091 Comment
  UCD134371  Malacothrix coulteri A. C. Sanders; T. B. Salvato 2005-4-26 29721 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines. 610 Comment
  RSA121826  Malacothrix saxatilis var. tenuifolia Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA188370  Malacothrix saxatilis var. tenuifolia R. F. Thorne, Percy C. Everett 1965-6-23 34998 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA601126  Malacothrix saxatilis var. tenuifolia L. C. Wheeler 1967-6-26 9894 Los Angeles San Gabriel Mountains: Elsmere Canyon, south central. At the forks of the canyon, just north of the section line 488 Comment
  SFV7110  Malacothrix saxatilis var. tenuifolia K. A. Wilson 1974-8-21 1436 Los Angeles Santa Monica Mountains 2 miles west of Las Virgenes Road. 300 Comment
  RSA60288  Malosma laurina G. R. Campbell 1947-10-5 548 Los Angeles Hills just north of Avalon. Santa Catalina Island. 152 Comment
  UCR3971  Malva nicaeensis Art Whistler 1965-5-9 s.n. Los Angeles c. 200 yards west of the intersection of Brackenridge and Stagg Streets, Canoga Park 244 Comment
  RSA0011883  Malva parviflora P. R. Brown 1970-4-24 Los Angeles Canon de Lana. Comment
  SD51876  Malvella leprosa Pater H. Raven 1962-7-10 17956 Los Angeles San Clemente Island, North of a point due west of Wall 2 Comment
  POM113969  Marah macrocarpa Marcus E. Jones 1926-9-3 s.n. Los Angeles San Clemente Island Comment
  POM255463  Marah macrocarpa var. macrocarpa P. A. Munz 1940-4-29 16577 Los Angeles San Antonio Wash, northeast of Claremont. 518 Comment
  UCR252872  Marrubium vulgare R. G. Swinney 2010-3-10 11800 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  UCR259279  Marrubium vulgare R. G. Swinney 2010-5-4 12524 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
  UCR155930  Medicago polymorpha A. C. Sanders 2005-5-5 29891 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA652776  Medicago polymorpha S. Koukol, T. Struve 1998-4-15 2 Los Angeles Pomona, S of jct. of W. Temple Avenue and S. Campus Drive, E of San Jose Creek (concrete wash) 215 Comment
  SBBG49312  Medicago sativa P. T. Hom 1974-5-11 49 Los Angeles Pasadena, E on Avenue 52 ca. 0.2 mi from Pasadena Freeway Comment
  RSA722095  Melaleuca quinquenervia R. E. Riefner Jr. 2007-3-10 7 -110 Los Angeles City of San Pedro, near Cabrillo Beach Park, salt marsh inlet channel at Salinas de San Pedro. 3 Comment
  CAS-BOT-BC281533  Melica imperfecta Peter H. Raven 1959-4-4 13960 Los Angeles Santa Monica Mts. Just E of Zuma Beach 30 Comment
  POM357049  Melica imperfecta Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  RSA773282  Melica imperfecta R. G. Swinney 2009-5-20 10814 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCD87703  Melica imperfecta Collector Unknown 1948-5-1 s.n. Los Angeles 1 mi. S. of Vincent, 8 mi. S.W. of Palmdale. Comment
  UCD87959  Melica imperfecta R. L. Pendleton; F. M. Reed 1909-7-2 1371 Los Angeles Santa Catalina Island. 9 Comment
  RSA623743  Melica imperfecta K. Scott 1921-2-8 s.n. Los Angeles College Hill Comment
  UC285001  Melica stricta P. A. Munz 1923-5-25 6805 Los Angeles Big Rock Creek; San Gabriel Mts. 1280 Comment
  RSA618989  Melilotus albus LeRoy Gross 1998-9-20 77 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 365 Comment
  UCR190009  Melilotus albus R. G. Swinney 1998-8-1 6611 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  UC1922783  Melilotus indicus LeRoy Gross 2007-3-13 2601 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast. Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. Comment
  LA200493  Melilotus indicus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  POM187689  Mentha canadensis Joseph A. Ewan 1931-10-24 5264 Los Angeles North shore Malibu Lake. Comment
  UCR191191  Mentzelia R. G. Swinney 1999-7-5 7523 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
  POM3009  Mentzelia affinis L. R. Abrams 1901-4-4 1323 Los Angeles Chatsworth Park. Comment
  SD86349  Mentzelia affinis R. Beauchamp, M. Douglas 1972-3-24 3216 Los Angeles West side of canyon, San Clemente Island 99 Comment
  LA106724  Mentzelia albicaulis Steve Boyd; 1986-3-30 1500 Los Angeles Hwy 18, 0.5 mi E of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA440458  Mentzelia laevicaulis N. C. Cooper 4195 Los Angeles Mt. Baldy Resorts. 1524 Comment
  SFV16947  Mentzelia laevicaulis J. N. Hogue 1997-7-7 86 .1 Los Angeles San Gabriel Mountains San Francisquito Canyon. 457 Comment
  RSA440460  Mentzelia laevicaulis Albert J. Perkins 1915-10-8 s.n. Los Angeles East Fork San Gabriel River. Comment
  RSA446758  Mentzelia micrantha Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA446760  Mentzelia micrantha Anstruther Davidson 1908-01 1984 Los Angeles Hollywood. Comment
  RSA736154  Mentzelia micrantha Rosemarie Zimmermann 1961-6-8 140 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  SBBG119334  Mentzelia montana S. C. White with K. Hughes 2000-5-17 7883 Los Angeles Soledad Cyn, cyn bottom and adjacent steep N-facing slope 579 Comment
  UCR220170  Mentzelia veatchiana R. G. Swinney 2009-4-2 10259 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
  SFV16353  Mesembryanthemum crystallinum P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island, Bird Rock near Isthmus Harbor. On bird guano covered rock just off shore. Bird Rock #2. 1 Comment
  UC1234697  Mesembryanthemum nodiflorum Peter H. Raven 1962-7-11 17995 Los Angeles San Clemente Island, just s of old airstrip San Clemente Island Comment
  UCR152484  Metrosideros kermadecensis A. C. Sanders, Lee Jones 2005-4-8 29364 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  LA200250  Micropus californicus var. californicus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA393756  Micropus californicus var. californicus L. C. Wheeler 1934-4-15 2520 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  UCR238629  Microseris douglasii subsp. douglasii Anuja Parikh, Nathan Gale 2010-5-12 3161 Los Angeles Western Mojave Desert, Antelope Valley, 3.5 km south of Hwy 138, 0.4 km west of 120th St. West, under power transmission lines 785 Comment
  RSA535271  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5316 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 486 Comment
  UCR170613  Microseris lindleyi Dan S. Cooper 2005-6-6 s.n. Los Angeles San Andreas Rift Zone, N of Lake Elizabeth [ESE of Lake Hughes] 1189 Comment
  UCR180714  Microseris lindleyi R. G. Swinney 1995-4-4 3479 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  RSA95203  Microseris lindleyi L. C. Wheeler 1934-4-24 2540 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA660468  Mimulus aurantiacus Mary C. Hunter 1994-5-28 30 Los Angeles Off Angeles Crest Hwy, West of highway heading North; Road marked 2931; Pasadena 61 Comment
  RSA150686  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-5-10 17731 Los Angeles Horse Canyon, the large canyon west of Thirst, San Clemente Island. 274 Comment
  RSA439234  Mimulus aurantiacus var. pubescens L. B. Ware 1971-5-16 101 Los Angeles Tuna Canyon (east side), Santa Monica mountains. 168 Comment
  UC450893  Mimulus aurantiacus var. pubescens Fay A. MacFadden 1931-4-9 51 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UC943828  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-6 1888 C Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  SEINET4044558  Mimulus brevipes D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  SEINET12269798  Mimulus brevipes I. Tavares, Brinson, V. 1962-1 255 Los Angeles Bouquet (Boquet) Canyon road, 3 mi S of Boquet Canyon Guard Station Comment
  RSA177797  Mimulus cardinalis Robert F. Thorne, Percy C. Everett 1965-5-10 34433 Los Angeles Cape Canyon. Santa Catalina Island. 274 Comment
  RSA659874  Mimulus cardinalis Orlando Mistretta 1992-8-20 779 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA435505  Mimulus floribundus Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  UC1409135  Mimulus floribundus R. F. Thorne and L. E. DeBuhr 1972-8-18 42237 Los Angeles Buckhorn Station along Angeles Crest Hwy. San Gabriel Mts., Angeles National Forest 2060 Comment
  RSA624024  Mimulus fremontii var. fremontii Unspecified 1926-6-18 3756 Los Angeles Big Tujunga Canyon. Comment
  RSA80496  Mimulus fremontii var. fremontii F. W. Peirson 1905-5-28 1122 Los Angeles Rubio Canyon wash above New York Ave., Altadena. Comment
  RSA729593  Mimulus guttatus R. G. Swinney 1998-9-7 6935 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  LA2461  Mimulus guttatus Frank W. Peirson; 1921-6-21 2461 Los Angeles San Gabriel Mountains, Groverland Canyon, W fork San Gabriel River 883 Comment
  RSA0106828  Mimulus moschatus R. G. Swinney 2011-6-15 15195 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA230212  Mimulus palmeri Robert F. Thorne 1969-7-2 38278 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  JEPS10610  Mimulus pilosus Frank W. Peirson 1918-10-16 269 Los Angeles Pacoima Canyon San Gabriel Mountains 548 Comment
  LA51879  Mimulus pilosus W. O. Griesel; 1936-4-26 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  SFV8249  Mimulus pilosus T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1605 Los Angeles San Gabriel Mountains Chilao Flat, along Chilao Creek. 1570 Comment
  RSA506827  Minuartia douglasii L. C. Wheeler 1967-5-12 9471 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA423554  Minuartia douglasii Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon 502 Comment
  RSA609999  Minuartia douglasii L. C. Wheeler 1933-5-5 1688 Los Angeles Fish Canyon 259 Comment
  CATA1959  Mirabilis laevis F. R. Fosberg 1931-3-18 4293 Los Angeles Santa Catalina Island: Hamilton Canyon 10 Comment
  CATA1025  Mirabilis laevis var. crassifolia Mark L. Hoefs 1995-5-4 1946 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  RSA127838  Mirabilis laevis var. crassifolia Peter H. Raven 1959-4-4 s.n. Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  RSA464642  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-4-14 54602 Los Angeles Eagles Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  UC1971503  Mirabilis laevis var. crassifolia Katharine Brandegee Los Angeles Catalina Island Comment
  CAS-BOT-BC434877  Mirabilis multiflora var. pubescens T. C. Fuller 1963-6-25 10702 Los Angeles N. side of Ave. D, Hwy 138, to Lancaster, 0.9 mi. e. of 24th St., 19.4 mi. e. of Gorman, w. Mojave Desert Comment
  CDA5056  Modiola caroliniana Phillipson 1915-5-7 Los Angeles South Monrovia. Comment
  UCR143091  Monardella australis subsp. cinerea I. M. Johnston 1917-8-22 1693 Los Angeles Transverse Ranges; San Gabriel Mtns., 'Little Baldy 2896 Comment
  CAS-BOT-BC220129  Monardella exilis Ira L. Wiggins 1966-4-17 20603 Los Angeles To east of Alpine Butte Wildflower Sanctuary, north of Pearblossom. Mohave [Mojave] Desert Comment
  CAS-BOT-BC220132  Monardella exilis Ira L. Wiggins 1966-4-24 20647 Los Angeles Along Palmdale Boulevard between 90 Street E and 150 Street E, about 15 miles E of Palmdale. Mohave [Mojave] Desert Comment
  RSA605657  Monardella exilis Louis C. Wheeler 1965-6-21 8695 Los Angeles Mojave Desert: ca. 3 miles E of 90th Street, East & Ave. O, on Ave. O; ca. 1 mile W of Alpine Butte Wildflower Sanctuary.. . Comment
  SEINET2054748 Image available Monardella exilis B. Pitzer 1998-5-21 3680 Los Angeles Western Mojave Desert; ca. 18 mi. N of Adelanto, on 240th Street East, ca. 2.8 mi N of intersection with El Mirage Road (=Avenue ''P''), and 3.2 mi S of Avenue ''J'' (N5). Adobe Mtn. 7.5' Quadrangle. 952 Comment
  UC604834  Monardella exilis Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9483 Los Angeles 4 mi ne Lancaster (on the Muroc Road) Comment
  UCSB22993  Monardella exilis Engel, C. 1967-5-19 Los Angeles Sierra Highway, 2.2 miles south of its junction with Avenue M, then 0.6 mile south on dirt road, Antelope Valley 762 Comment
  RSA230712  Monardella linoides subsp. stricta Robert F. Thorne, M. Z. Thorne 1969-7-9 38524 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2088 Comment
  UCR124721  Monardella linoides subsp. stricta B. C. Templeton 1932-8-25 5067 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA401618  Monardella saxicola I. M. Johnston 1917-7-1 1440 Los Angeles Evey Canyon Comment
  POM222246  Monardella viridis subsp. saxicola Louis C. Wheeler 1936-7-2 4203 Los Angeles San Gabriel Mountains, Bell Canyon. 945 Comment
  CAS-BOT-BC349488  Monolopia lanceolata Samuel B. Parish 1887-6-1 1962 Los Angeles Elizabeth Lake Comment
  UCR96140  Monolopia lanceolata B. G. Pitzer 1996-4-21 2716 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
  JEPS57697  Mucronea perfoliata J. G. Lemmon June 1887 Los Angeles Estrella Plain sn Luis Obispo Co. Comment
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Jul 5 2016
  RSA678326  Muhlenbergia Valerie L. Soza, Genevieve Arnold, Bill Hogshead 2002-6-4 1520 Los Angeles Eastern end of Rincon Red Box Road (2N24.2), east of Pine Mountain, above Rincon Canyon. Comment
  RSA733665  Muhlenbergia californica R. G. Swinney 1998-8-5 6636 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
  CAS-BOT-BC275285  Muhlenbergia microsperma Carl Epling 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  UCR137595  Muhlenbergia microsperma R. G. Swinney 1990-1-6 1510 Los Angeles San Gabriel Mtns, Glendora, c. 0.2 mi SW of Little Dalton Park on Glendora Mountain Road 427 Comment
  SFV21112  Muhlenbergia rigens L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1108 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed 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 will drain into La Tuna Canyon. South of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 457 Comment
  UCR252750  Myriophyllum aquaticum R. G. Swinney 2010-9-1 13644 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  SDSU3613  Myriopteris newberryi R. M. Beauchamp 1967-1-29 154 Los Angeles Growing in crevices in canyon west and below Marine Outpost above Pyramid Cove on San Clemente Island. Comment
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Oct 13 2011
  SEINET10768952  Myrsine africana W. Hansis 1977-6-22 Hansis s.n. Los Angeles Botanical Garden, University of California Comment
  SEINET893213  Myrtaceae H. M. Hall 1908-1 8234 Los Angeles Soldier's Home Comment
  CAS-BOT-BC456204  Najas marina Louis C. Wheeler 1945-8-15 6090 Los Angeles Lake Shangri-La: near El Monte. Comment
  UC1133068  Nassella lepida Jerome S. Horton 1936-6-19 371 Los Angeles Dalton Canyon Road below Bell Canyon; Pomona Quadrangle, San Dimas Experimental Forest Comment
  SBBG32078  Nassella pulchra R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -231 Los Angeles between Middle Ranch Cyn and Cottonwood Cyn Comment
  CATA1689  Nasturtium officinale Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2984 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  RSA0098774  Nasturtium officinale R. G. Swinney 2011-6-1 14958 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA104841  Navarretia hamata subsp. hamata Verne Grant 1956-6-13 9844 Los Angeles Head of Cobal Canyon, foothills of San Gabriel Mtns, north of Claremont. 915 Comment
  RSA187825  Navarretia hamata subsp. leptantha R. F. Thorne 1966-4-6 35914 Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  UCR256609  Nemacladus pinnatifidus Anuja Parikh, Nathan Gale 2011-6-10 3442 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.6 km west of Angeles Forest Hwy, 1.5 km north of Aliso Canyon Road 1265 Comment
  RSA230705  Nemacladus rubescens R. F. Thorne, M. Z. Thorne 1969-7-9 38571 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  UCR186487  Nemophila menziesii T. B. Salvato 2007-4-27 2094 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  UCR88704  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  SEINET5521001  Nemophila menziesii B. Ertter, J. Strachan 1980-5-18 3442 Los Angeles South fork Big Rock Creek about 0.5 miles north of South Fork Campground on Forest Road 4N11A, Angeles National Forest about 3.5 air miles southeast of Valyermo, north side San Gabriel Mountains 1372 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
  RSA729927  Nemophila menziesii var. integrifolia R. G. Swinney, Dave Larson 1998-4-26 6034 Los Angeles Browns Flat, San Dimas Experimental Forest 1317 Comment
  RSA240754  Nemophila menziesii var. menziesii Robert F. Thorne 1973-4-20 43016 Los Angeles San Gabriel Mountains. 1143 Comment
  RSA638821  Nemophila pedunculata Valerie L. Soza, Laura Moore 1999-6-30 581 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  CHSC52842  Nicotiana glauca L. P. Janeway 1988-12-24 3161 Los Angeles Puente Hills, between Whittier and La Puente. In Arroyo San Miguel. Oil company land. 175 Comment
  LA94877  Nicotiana glauca K. Larson; J. Neel 1950-4-2 32 Los Angeles SANTA MONICA MOUNTAINS, Mulhollanbd Dr 5 mi west of intersection with Beverly Glen. Comment
  UCSC000651  Nicotiana glauca F. H. Raymond 1930-1-29 43 Los Angeles Calabasas, Santa Ynez Canyon 122 Comment
  SEINET10696856  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3949 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  POM48465  Nitrophila occidentalis F. W. Peirson 1924-10-19 5229 Los Angeles Clearwater. Comment
  RSA264652  Notholaena californica L. C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi. from mouth of Rogers Canyon, San Gabriel Mountains 305 Comment
  SBBG66365  Nuttallanthus texanus M. N. Ackley -Feb-1928 1030 Los Angeles near Lankershim 191 Comment
  JEPS11302  Nuttallanthus texanus Frank W. Peirson 1919-1 187 a Los Angeles San Gabriel Mountains, Rubio Canyon Rubio Canyon; San Gabriel Mountains, Rubio Canyon Comment
  IRVC28853  Oenothera californica Mark A. Elvin, Cathleen Weigand 2003-4-7 2441 Los Angeles Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley 297 Comment
  HSC16471  Oenothera deltoides C. S. Apperson 1967-6-28 Los Angeles 1/4 mi. W of Lake Hughes on Pine Canyon Rd. Comment
  RSA0069417  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-9-1 13641 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  POM186342  Oenothera speciosa Joseph A. Ewan 1932-6-29 7564 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  POM9775  Oenothera speciosa Lenington 1921-05 s.n. Los Angeles Pomona. Comment
  RSA34884  Oenothera speciosa Joseph A. Ewan 1932-6-29 7564 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  POM317747  Opuntia ficus-indica David Walkington 1963-6-25 194 Los Angeles Ca 50 yards N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
  SEINET8719177  Orcuttia californica A. A. Beetle 1946-1 Los Angeles Comment
  RSA0093123  Orobanche fasciculata Richard G. Swinney 2011-5-12 14688 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  RSA640132  Orobanche fasciculata Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  UCR271122  Orobanche fasciculata R. G. Swinney 2011-7-8 15499 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  JEPS81485  Orobanche fasciculata R. Mitchel Beauchamp 1982-8-22 Los Angeles on cliff above beach at mouth of canyon below Nanny camera pad site 6 Comment
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Dec 25 2010
  RSA0066434  Orobanche fasciculata Orlando Mistretta 1995-4-28 1655 Los Angeles San Gabriel Mountains: Kitter Canyon, slopes W of main canyon. 1219 Comment
  SBBG112823  Orobanche parishii subsp. brachyloba S. A. Junak 1998-7-17 SCa 788 Los Angeles just W of mouth of Silver Cyn, on coastal slopes just inland from beach 12 Comment
  RSA0020699  Orobanche valida subsp. valida Orlando Mistretta 1995-6-30 1867 Los Angeles San Gabriel Mountains: Big Rock Creek; along trail (above). Orobanche valida survey site C. 1662 Comment
  UC894272  Osmadenia tenella I. W. Clokey, B. C. Templeton 1936-5-18 5662 Los Angeles Puddingstone Reservoir Comment
  POM68648  Osmorhiza brachypoda Marcus E. Jones 1924-4-16 s.n. Los Angeles Stoddard Canon. Mouth of San Antonio Canyon. Comment
  UC1476940  Osmorhiza brachypoda Porter P. Lowry, II 1979-3-17 1482 Los Angeles off of San Antonio Canyon (n of Claremont, ca 1/2 mi up gravel road from main road); San Gabriel Mountains, Evey Canyon 750 Comment
  POM353466  Oxalis pes-caprae F. R. Fosberg 1931-4-9 S 4523 Los Angeles Descanso Canyon, Santa Catalina Island. 5 Comment
  RSA597182  Oxybaphus linearis Louis C. Wheeler 1950-7-7 6768 Los Angeles Potrero Heights, Garvey. Comment
  RSA0110599  Oxytheca parishii var. parishii Richard G. Swinney 2010-9-30 13915 Los Angeles 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  RSA230205  Oxytheca parishii var. parishii Robert F. Thorne 1969-7-2 38329 Los Angeles San Gabriel Mountains, Angeles National Forest: Jarvis Memorial Vista near Islip Saddle on Angeles Crest Hwy. 2058 Comment
  RSA590841  Oxytheca trilobata Tim S. Ross, S. D. Boyd 1990-5-23 2603 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  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
  RSA716930  Paeonia californica LeRoy Gross, Naomi Fraga 2006-1-20 2443 Los Angeles North end of the San Rafael Hills, along the main crest. North of Lookout Tower, near the Cerro Negro Trail. Near 527 Comment
  RSA518455  Paeonia californica Gary D. Wallace, G. Cromwell 1966-2-19 8 Los Angeles NE of Azusa, 2 mi. up Glendora Mtn. Rd. from Foothill Blvd. along a fire road. Comment
  RSA594451  Panicum miliaceum D. L. Banks 1996-3-11 862 Los Angeles Claremont; Oakwood Apartments; 580 S Bucknell Ave.; S side of building next to Patio of Apartment Q. Comment
  LA29189  Papaver californicum Mary V. Hood; 1944-5-7 44 28 k* Los Angeles Santa Monica Mountains, Top of grade above Monte Nido 304 Comment
  RSA445554  Papaver californicum Geo. L. Moxley 1910-5-21 327 Los Angeles Sturtevant Trail, San Gabriel Mtns. Comment
  SBBG12196  Parapholis incurva P. H. Raven 1962-4-10 17187 Los Angeles above the barracks Wilson Cove 106 Comment
  SD251812  Parietaria hespera var. californica M. B. Dunkle 1940-3-19 7422 Los Angeles Santa Barbara Island, in bottom of second canyon south. Comment
  RSA622846  Parnassia cirrata Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
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Feb 6 2008
  CDA35714  Parthenocissus inserta A. C. Sanders, Mark A. Elvin 2002-8-26 25588 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed; Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa . Comment
  UCR199955  Pectocarya anisocarpa Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1168 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 579 Comment
  RSA3690  Pectocarya linearis subsp. ferocula C. B. Wolf 1932-5-10 3536 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  RSA596020  Pectocarya linearis subsp. ferocula T. S. Ross, J. Mark Porter 1995-5-4 8439 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  RSA675932  Pectocarya linearis subsp. ferocula LeRoy Gross 2003-3-9 794 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
  UC1537391  Pectocarya setosa Gordon H. True Jr. 1936-3-21 280 Los Angeles 7 mi w Palmdale; Bouquest Canyon 944 Comment
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Apr 25 2012
  RSA80831  Pedicularis densiflora F. W. Peirson 1168 Los Angeles Franklyn Canyon. Comment
  SBBG98455  Pelargonium X hortorum T. Ross 1991-5-22 5435 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  CAS-BOT-BC67717  Pellaea andromedifolia Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena Comment
  UC450858  Pellaea andromedifolia Fay A. MacFadden 1931-3-15 Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR273258  Pellaea andromedifolia R. G. Swinney 2011-10-25 15851 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
  SFV14645  Pellaea andromedifolia S. Jonsson 1989-4-19 s. n. Los Angeles Santa Monica Mountains Devil's Canyon of Topanga Canyon Road development. 1.25 miles upstream of dam on east-facing wall, next to path. Comment
  UCR231175  Pellaea mucronata Dan S. Cooper 2011-10-10 1011- 116 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, SW slope of Mt. Hollywood, just north of tunnels of Mt. Hollywood Dr. 369 Comment
  POM281941  Pellaea mucronata subsp. mucronata George L. Fisher 1929-6-8 102 Los Angeles Glendale. 305 Comment
  RSA624466  Pellaea mucronata var. mucronata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  HSC20965  Penstemon centranthifolius David Porter 1965-4-22 46 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA17067  Penstemon centranthifolius Carl B. Wolf 1936-5-27 7848 Los Angeles Aliso Canyon to Buckhorn flats road, Tie Camp summit 1524 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
  POM4285  Penstemon centranthifolius E. H. Bangs 68 Los Angeles Canon Claremont 457 Comment
  RSA710223  Penstemon centranthifolius Blanche Sell 1923-6-12 s.n. Los Angeles Topanga Pass. Comment
  RSA765477  Penstemon centranthifolius Doris Bowers 1957-5-5 282 Los Angeles San Gabriel Canyon. 610 Comment
  RSA0116448  Penstemon grinnellii R. G. Swinney 2010-9-21 13855 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  RSA774607  Penstemon grinnellii R. G. Swinney 2009-7-29 11411 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA296357  Penstemon grinnellii subsp. grinnellii R. C. Bacigalupi 1952-8-9 3906 Los Angeles summit of Blue ridge directly south of Wrightwood and above Swartout Valley, near Guffey Public Camp. 2439 Comment
  RSA651303  Penstemon grinnellii subsp. grinnellii Lori Ackerman, Gerald Braden 1988-5-20 30 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  POM4520  Penstemon heterophyllus var. australis Ernest Braunton 1903-06 893 Los Angeles Near Los Angeles. Comment
  RSA774604  Penstemon rostriflorus R. G. Swinney 2009-7-29 11416 Los Angeles Pacifico Mountain summit. 2134 Comment
  JEPS11385  Penstemon speciosus Frank W. Peirson 1922-7-5 3193 Los Angeles Big Pines San Gabriel Mountains, Big Pines 2072 Comment
  SBBG66597  Penstemon speciosus R. Hoffmann 1931-4-28 Los Angeles Willow Springs to Neenach, Antelope Valley Comment
  SBBG66594  Penstemon spectabilis M. N. Ackley -Mar-1928 Los Angeles Eagle Rock 243 Comment
  RSA135176  Penstemon spectabilis subsp. subviscosus Peter H. Raven 1960-5-15 15373 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. Santa Monica Mountains. 213 Comment
  SD255820  Penstemon spectabilis subsp. subviscosus R. G. Swinney 2011-3-18 14138 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  NY661210  Penstemon spectabilis var. subviscosus F. W. Pennell 1940-5-3 25303 Los Angeles Route 66, Claremont 701.0 Comment
  RSA0105225  Pentagramma triangularis R. G. Swinney 2011-10-27 15904 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  UCR261122  Pentagramma triangularis Joseph Cahill 2010-12-22 1210- 28 Los Angeles Western Transverse Range; Santa Monica Mountains, Mulholland Hwy, c. 2 miles from Pacific Coast Hwy 65 Comment
  RSA0066079  Pentagramma triangularis R. T. Hickernell 1948-5-8 7 Los Angeles One mile north of San Dimas Dam. 304 Comment
  CAS-BOT-BC71664  Pentagramma triangularis subsp. triangularis Tim Ross; Steve Boyd 1993-5-23 7236 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  RSA757339  Pentagramma triangularis subsp. triangularis Orlando Mistretta, Christine Mistretta 2008-4-8 2381 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road 959 Comment
  SBBG20556  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-8 6393 Los Angeles cyn head above Mosquito Cove, between Triangulation Pts Malo and Chenity 243 Comment
  SBBG38819  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-11-24 7341 Los Angeles head of canyon, Mosquito Summit Comment
  RSA687391  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-4-4 7244 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UCSB62241  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-4 Los Angeles San Gabriel Mtns., Evey Cyn. ca. 3/4 mi. from Mt. Baldy Rd. 975 Comment
  RSA0060254  Pentagramma viscosa R. F. Thorne 1966-4-28 36260 Los Angeles Santa Catalina Island: water tank above Mausoleum, Avalon Canyon above road. 182 Comment
  RSA703551  Perideridia pringlei Gary D. Wallace, Ann Hiller 1983-5-18 2069 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  POM158295  Perityle emoryi M. B. Dunkle 1928-4-29 1902 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  CAS-BOT-BC419010  Persicaria lapathifolia LeRoy Abrams 1904-9-2 4182 Los Angeles Los Angeles River, Los Angeles Comment
  CAS-BOT-BC167753  Petalonyx thurberi A. D. E. Elmer 1902-6-1 3614 Los Angeles Palmdale Comment
  SFV2384  Petalonyx thurberi M. L. Vincent 1962-10-4 299 Los Angeles San Gabriel Mountains Pallett Creek Road, 1 mile south of Valyermo Road. 1145 Comment
  UCR260397  Phacelia R. G. Swinney 2010-6-21 13279 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA729211  Phacelia austromontana R. G. Swinney 1998-9-7 6942 Los Angeles Dawson Peak Ridge Trail c. 0.9mi. west of saddle between Dawson Pk. and Pine Mtn. Montane coniferous forest with Pinus contorta. 2561 Comment
  POM50046  Phacelia bicolor A. D. E. Elmer 1902-06 3720 Los Angeles Acton, Mt. Gleason. Comment
  UCSB5462  Phacelia bicolor Haller, John 1957-4-13 Los Angeles On Palmdale Ave. 0.7 miles E. of junc. with Calif. 138 and ca. 9 miles E. of center of Palmdale 762 Comment
  RSA427670  Phacelia brachyloba C. Epling, Louis C. Wheeler 1933-6-4 1758 Los Angeles Near Summit, Ridge Route. 1524 Comment
  LA38558  Phacelia cicutaria var. hispida Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD6820  Phacelia cicutaria var. hispida J. C. Nevin Los Angeles Los Angeles Comment
  UCR85811  Phacelia cicutaria var. hispida T. S. Ross, Annette Ross 1991-6-3 5543 Los Angeles San Gabriel Valley, Elephant Hill, west Pomona 305 Comment
  LA33996  Phacelia cicutaria var. hubbyi Peter H. Raven; 1959-5-3 14055 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  RSA654563  Phacelia cicutaria var. hubbyi Benjamen Rangel 1992-5-10 777 -32 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA592352  Phacelia cryptantha Louis C. Wheeler 1967-5-12 9426 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA771776  Phacelia cryptantha R. G. Swinney 2009-5-20 10818 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UC107360  Phacelia davidsonii A. J. McClatchie 1896-5-25 Los Angeles Wilson's Peak Comment
  RSA184052  Phacelia distans I. L. Wiggins 1966-4-15 20589 Los Angeles Desert wash immediately east of J. F. L. Motel, Pearlblossom. Mohave Desert. Comment
  UC1426035  Phacelia distans Robert F. Thorne 1966-4-15 35989 Los Angeles old raised beach 2/3 mi sse Eel Point (n of Seal Cove, sw side of island); San Clemente Island 30 Comment
  RSA608373  Phacelia distans Unspecified 1930-5-25 s.n. Los Angeles San Fernando Valley. Comment
  CLARK-A1528-5107  Phacelia douglasii John C. Roos 1937-3-25 680 Los Angeles 914 Comment
  RSA567290  Phacelia egena Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3965 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  CATA2832  Phacelia floribunda R. Mitchel Beauchamp 1976-5-22 4149 Los Angeles San Clemente Island: Below Permit, west of Seal Cove, SCI Sector V 49.7 38 Comment
  UC1871056  Phacelia fremontii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4790 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA1073  Phacelia grandiflora J. T. Howell 1928-6-29 999 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  RSA226008  Phacelia imbricata subsp. imbricata Robert F. Thorne 1971-6-29 40702 Los Angeles Aliso Creek at Tie Canyon 1372 Comment
  UC1375327  Phacelia imbricata subsp. imbricata Robert F. Thorne and C. W. Tilforth 1971-6-29 40702 Los Angeles along creek at Tie Canyon where crossed by Angeles Forest Rd San Gabriel Mts. Angeles National Forest, Aliso Creek 1371 Comment
  RSA746953  Phacelia longipes R. G. Swinney 2008-5-2 8721 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR14444  Phacelia longipes George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, Calif. Hwy 39 about 3000 ft., north of Azusa 915 Comment
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Apr 23 2016
  UCR61099  Phacelia longipes Steve Boyd, T. S. Ross 1988-4-28 2252 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA150669  Phacelia lyonii Peter H. Raven 1962-5-8 17602 Los Angeles San Clemente Island: second canyon south of Seal Cove. 30 Comment
  RSA0035452  Phacelia minor Roxanne Smith 1991-5-5 12 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA230267  Phacelia mohavensis Robert F. Thorne 1969-7-2 38307 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  UCR77576  Phacelia mohavensis T. S. Ross, Steve Boyd 1990-6-18 3464 Los Angeles San Gabriel Mtns., Camp Verdugo Pines and vicinity, northerly draw draining to Jackson Lake 1915 Comment
  RSA0098637  Phacelia ramosissima R. G. Swinney 2010-5-11 12697 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR259393  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UC284694  Phacelia ramosissima var. austrolitoralis S. B. Parish 1918-6-5 11870 Los Angeles coastal dunes Playa del Rey Comment
  CAS-BOT-BC159099  Phacelia ramosissima var. latifolia John Thomas Howell 1928-6-10 3869 Los Angeles Monrovia [Canon] Canyon near the dam, San Gabriel Mts. Comment
  RSA428276A  Phacelia ramosissima var. latifolia F. R. Fosberg 1930-7-3 3927 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA567175  Phacelia ramosissima var. latifolia Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-27 3913 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  RSA426118  Phacelia stellaris Jack Rempel 1932-4-24 15236 Los Angeles El Segundo. Comment
  UCD120717  Phacelia tanacetifolia Tom Gordon 1974-4-27 204 Los Angeles Antelope Valley. 165 St. E T 8 Ave. Comment
  UCSB10395  Phacelia tanacetifolia Wedberg, H. 1957-4-6 Los Angeles 1/2 mi. W Las Flores, vacant lot N of road Comment
  SD52885  Phalaris paradoxa Peter H. Raven 1962-5-8 17621 Los Angeles San Clemente Island; near summit of ridge above Wilson Cove 136 Comment
  UCR260081  Phlox gracilis Mitch Provance, Callen Huff 2009-4-28 10710 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA435567  Pholisma arenarium Bonnie C. Templeton 1938-5-7 6324 Los Angeles Near Little Rock, Los Angeles county. Comment
  POM247973  Pholistoma auritum F. R. Fosberg 1931-4-13 4592 Los Angeles Pebble [Pebbly] Beach Canyon, Santa Catalina Island 30 Comment
  UCR85818  Pholistoma auritum T. S. Ross 1991-4-8 4458 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  SEINET4080670  Pholistoma auritum M. B. Dunkle 1939-1 7238 Los Angeles Chenette Canyon, San Clemente Island. Comment
  UC697765  Pholistoma auritum Kay H. Beach 1943-4-21 1754 Los Angeles behind C.P.S. Camp Big Dalton Canyon; San Gabriel Mts., , Dalton Wash 335 Comment
  LA38516  Pholistoma auritum var. auritum Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  RSA752275  Pholistoma auritum var. auritum Justin M. Wood 2009-4-22 522 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SBBG19148  Pholistoma racemosum M. A. Piehl 1965-12-7 631070 Los Angeles point across SE tip of island from Pyramid Head 7 Comment
  RSA604713  Phoradendron villosum Louis C. Wheeler 1962-3-3 7975 Los Angeles San Gabriel Mountains: Kentucky Springs Canyon 1204 Comment
  UCR102540  Phoradendron villosum George K. Helmkamp, E. A. Helmkamp 1997-3-11 1472 Los Angeles Along Pine Cyn Rd between Sandberg & Three Points (NW LA Co.). 1204 Comment
  UCR168439  Phoradendron villosum I. M. Johnston 1917-8-23 1719 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  RSA48696  Physalis pubescens var. grisea J. C. Roos 1942-8-26 1749 Los Angeles San Gabriel, Tri-city Sewage Disposal Plant. Comment
  RSA412025  Pickeringia montana H. L. Bauer 1933-3-11 17527 Los Angeles Saddle Peak. 457 Comment
  UC1129860  Pickeringia montana var. montana F. H. Raymond 1930-1-17 33 Los Angeles Tuna Canyon Calabasas Quadrangle 304 Comment
  LA32091  Picris echioides Peter H. Raven; Henry J. Thompson 1959-9-18 14437 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA187693  Picris echioides R. F. Thorne 1966-9-14 36664 Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA717152  Pinus canariensis LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2591 Los Angeles South side of the range. Park on Via Montana at end of Olive Ave, in the city of Burbank. Follow an old road that is overgrown so that a faint trail is all thats left. Sunset Canyon on the west and Story Canyon to the east. 366 Comment
  UCR256247  Pinus jeffreyi R. G. Swinney 2010-9-21 13847 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  RSA252715  Pinus monophylla A. B. Cossey 1972-9-3 s.n. Los Angeles Cattle Canyon 2049 Comment
  SEINET13276727 Image available Pinus monophylla R. G. Swinney 2011-1 14452 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. (Pacifico Mountain 7.5' Q.) 1219 Comment
  RSA647863  Piptatherum miliaceum LeRoy Gross, Laura Moore 2000-6-5 214 Los Angeles Verdugo Mountains: Brand Canyon, a short distance above the cemetery 350 Comment
  RSA356024  Pisum sativum R. F. Thorne 1973-3-14 42649 Los Angeles San Dimas Canyon near its mouth. Comment
  SEINET3161353  Pittosporum undulatum C. F. Baker 1909-9-15 119 Los Angeles At Claremont. Comment
  UCR177740  Pittosporum undulatum LeRoy Gross, A. Gutman, S. Gutman 2000-9-8 268 Los Angeles Big Tujunga Wash/ Verdugo Mountains, Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds 335 Comment
  LA82519  Pityrogramma triangularis O. H. Kappler; 1941-3-30 163 Los Angeles Santa Monica Mountains, W fork, Las Trancas Canyon 365 Comment
  UCD120762  Plagiobothrys arizonicus Daryl Koutnik; Bruce Holguin 1978-4-1 206 Los Angeles Sierra Pelona Valley, west side of Anthony Road, north of Sierra Hwy. 890 Comment
  SBBG33981  Plagiobothrys canescens L. S. Rose 1968-4-5 68021 Los Angeles Newhall Ranch 365 Comment
  RSA609602  Plagiobothrys canescens L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  SBBG31245  Plagiobothrys collinus var. gracilis R. F. Thorne 1966-4-5 35804 Los Angeles W slope of Black Jack Mtn 518 Comment
  SBBG132074  Plagiobothrys collinus var. gracilis S. A. Junak, B. Collins 1991-4-25 SCI 217 Los Angeles near site of Middle Ranch ruins, just N of rd of Middle Ranch Cyn Comment
  RSA250627  Plagiobothrys nothofulvus R. F. Thorne 1971-3-31 41442 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA528033  Plagiobothrys nothofulvus Zoe Washburn 1990-4-24 17 Los Angeles Live Oak Canyon, In La Verne, N of Baseline Rd. 609 Comment
  CAS-BOT-BC60826  Planodes virginica Le Roy Abrams 1899-4-1 236 Los Angeles Inglewood. Comment
  SBBG108190  Plantago coronopus S. L. Crockett 1997-4-2 650 Los Angeles point above Empire Landing Quarry site, ca. 0.25 mi N of Empire Landing Rd, from point 2.4 mi from jct with Airport Rd 240 Comment
  JEPS6396  Plantago erecta Alice M. Ottley 1920-4-30 509 Los Angeles Arroyo Seco Pasadena Comment
  LA82074  Plantago erecta M. Zartlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA605820  Plantago lanceolata Louis C. Wheeler 1966-10-27 9103 Los Angeles San Gabriel Mtns: Camp Rincon. Comment
  POM155890  Plantago major L. R. Abrams 1904-9-2 4172 Los Angeles Los Angeles River. Comment
  RSA0115681  Plantago major Steven A. Junak 1997-11-15 SCa- 481 Los Angeles Santa Catalina Island. Avalon Canyon at Los Angeles County Interpretive Center. 76 Comment
  RSA412574  Plantago major Anstruther Davidson 1891-1 s.n. Los Angeles Los Angeles. Comment
  RSA592019  Plantago patagonica Mark Hoefs 1973-3-13 63 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  RSA191363  Platanthera sparsiflora Robert F. Thorne, Mae Z. Thorne 1967-7-19 37181 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  RSA526472  Platanus racemosa Tim S. Ross 1991-3-24 4306 Los Angeles Whittier Hills . Lower Turnbull Canyon along riparian strip dominated by Salix lasiolepis and Toxicodendron diversilobum. 171 Comment
  UC72614  Platanus racemosa E. D. Palmer 1901-1 Los Angeles Claremont Comment
  UCR212786  Platanus racemosa Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1777 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, Sycamore Canyon, [Sycamore Canyon Road north of San Dimas Canyon Park] 396 Comment
  CAS-BOT-BC91664  Platystemon californicus Geo. B. Grant 1904-5-14 6208 Los Angeles Playa del Rey. Comment
  LA206267  Platystemon californicus Carl Epling; May 1927 sn Los Angeles Tehachapi Mountains Comment
  CAS-BOT-BC326614  Pluchea sericea Huron H. Smith 1912-6-21 5121 Los Angeles South end Santa Catalina Island 518 Comment
  CAS-BOT-BC244434  Poa annua Geo. B. Grant 1903-4-1 s.n. Los Angeles Pasadena Comment
  RSA599962  Poa annua L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  UCR261545  Poa annua R. G. Swinney 2010-2-27 11709 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR178070  Poa bulbosa LeRoy Gross 2002-4-27 533 Los Angeles Transverse Ranges; San Gabriel Mountains region, Valley Forge Campground, in the West Fork of the San Gabriel river 1057 Comment
  UC185565  Poa howellii T. S. Brandegee 1890-5-16 Los Angeles Catalina Isl Comment
  RSA776171  Poa palustris Orlando Mistretta, Christine Mistretta 2010-6-17 5331 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  RSA49403  Poa secunda P. A. Munz 1949-4-26 13087 Los Angeles Near Phelan, Mojave Desert 945 Comment
  SEINET3130219  Poa secunda Unknown 1900-4-3 1015 Los Angeles Old Wilson trail Comment
  UC121965  Poa secunda subsp. secunda T. S. Brandegee Los Angeles Santa Catalina Isl Comment
  UC76987  Poa secunda subsp. secunda J. Burtt Davy May 9 1896-May 24 1896 2537 Los Angeles Manzana; Antelope Valley Comment
  RSA381427  Polygonum coccineum Robert F. Thorne, D. Propst 1966-1 41572 Los Angeles Santa Catalina Island, Reservoir behind dam in Middle Ranch Canyon. Comment
  SFV20877  Polygonum lapathifolium L. Gross 2000-8-25 261 Los Angeles San Fernando Valley Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park heading toward Hansen Dam. East side of Hansen Dam. 325 Comment
  UCR205253  Polygonum lapathifolium R. G. Swinney 2008-3-26 8571 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR256836  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC71880  Polypodium californicum Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  POM246614  Polypodium californicum F. R. Fosberg 1931-3-24 R 80 Los Angeles Santa Catalina Island. Hamilton Canyon Near Avalon. 80 Comment
  SBBG98477  Polypodium californicum T. Ross 1991-5-21 5396 Los Angeles upper E branch of Box Cyn 457 Comment
  UC1713557  Polypodium californicum Marcus E. Jones, A. M. 1924-2-15 Los Angeles San Antonio Canyon Claremont Comment
  POM310378  Polypodium californicum Margaret Hardinge 1946-2-13 40 Los Angeles Big Dalton Canyon, San Gabriel Mtns 365 Comment
  POM9728  Polypodium californicum P. A. Munz 1921-4-1 4416 Los Angeles San Dimas Canyon 549 Comment
  UC399448  Polypodium californicum C. F. Millspaugh 1920-1-2 4521 Los Angeles rd. to Pebble Beach; Santa Catalina Isl. Comment
  UCSB62300  Polypodium californicum Kiefer, Lawrence 1966-9-5 Los Angeles San Gabriel Mtns., E fork of the San Gabriel River, ca. 0.5mi above Fish Fork Camp 1066 Comment
  UCSB62378  Polypodium californicum Kiefer, Lawrence 1967-5-13 Los Angeles San Gabriel Mtns., N of Mt. Wilson, Shortcut Canyon, tributary of the W fork of the San Gabriel River 1066 Comment
  RSA0062642  Polypodium hesperium A. G. Bower Jr. 1948-5-23 s.n. Los Angeles San Gabriel Canyon near waterfall. 518 Comment
  RSA585122  Polypogon interruptus L. C. Wheeler 1933-12-24 2338 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains 427 Comment
  RSA600541  Polypogon interruptus Steve Boyd, Lauren Raz 1997-5-28 9860 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
  UCR200271  Polypogon interruptus P. H. Raven, R. F. Thorne 1964-5-7 19033 Los Angeles Transverse Ranges; Santa Monica Mountains, Saddle Rock Ranch, near Seminole Hot Springs 610 Comment
  CATA1297  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2386 Los Angeles Santa Catalina Island: By upper Cape Canyon Reservoir 323 Comment
  CHSC95528  Polypogon monspeliensis LeRoy Gross; Valerie Soza 2001-6-6 439 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon +- shady damp area in dry canyon bed. 427 Comment
  LA10124  Polypogon monspeliensis M. Epling; Carl Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC1595434  Polystichum imbricans subsp. curtum Tim Ross 1992-7-10 6682 Los Angeles Big Tujunga Creek between Coldwater and Wickiup Canyons; San Gabriel Mts 975 Comment
  CAS-BOT-BC102556  Populus fremontii Louis C. Wheeler 1932-4-9 574 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  RSA0091800  Populus fremontii subsp. fremontii Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Camp#4, Bouquet Canyon. Comment
  RSA720155  Populus fremontii subsp. fremontii LeRoy Gross 2007-4-6 2632 Los Angeles Southern front of the range: Above the debris basin near the mouth of Sunset Canyon. Near 309 Comment
  UCR202749  Potentilla glandulosa R. G. Swinney 2001-8-27 8087 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
  RSA0093053  Prunus ilicifolia Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14342 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  UC2042035  Prunus ilicifolia Orlando Mistretta with Oscar Dorado 1989-5-10 s. n. Los Angeles Transverse Ranges; Liebre Mountains Region: Bouquet Canyon. Comment
  UCR277391  Prunus ilicifolia R. G. Swinney 2010-6-1 13161 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA86864  Prunus ilicifolia subsp. ilicifolia F. W. Peirson 1923-5-21 83 Los Angeles Fish Canyon 915 Comment
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Aug 20 2016
  SD28036  Prunus ilicifolia subsp. lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Santa Catalina Island, left (E.) fork of Pebbly Beach Canyon, 1/3 mi. above Mexican houses 152 Comment
  RSA167797  Prunus lyonii Robert F. Thorne, Percy C. Everett 1964-2-6 33302 Los Angeles Santa Catalina Island, Cherry Cove. 23 Comment
  UCR214642  Prunus lyonii A. C. Sanders, Dan S. Cooper 2010-3-12 37373 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR209114  Prunus virginiana R. G. Swinney 2008-6-18 9074 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  RSA549500  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd 1990-6-18 3486 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  SD12583  Pseudognaphalium beneolens Edith A. Purer 1933-10-7 5595 Los Angeles El Segundo Comment
  CAS-BOT-BC356542  Pseudognaphalium biolettii Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4201 Los Angeles San Clemente Island. Upper reaches of China Cyn, S end of island, W side Comment
  SBBG42163  Pseudognaphalium biolettii R. Moran 1941-2-19 595 Los Angeles Middle Ranch 181 Comment
  UCR261321  Pseudognaphalium californicum R. G. Swinney 2010-3-13 11883 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UC202344  Pseudognaphalium leucocephalum A. Davidson, M. D. 1907-1-1 2011 Los Angeles Hollywood Comment
  SFV13498  Pseudognaphalium luteoalbum M. H. Grayum 1977-12-11 925 Los Angeles San Fernando Valley Los Angeles, Northridge. South side of Nordhoff Street, just west of Tampa Ave. 255 Comment
  SD124549  Pseudognaphalium microcephalum J. Sauer, Dominique Pahlavan 1981-5-2 6130 Los Angeles Santa Monica Mountains. Roadside above Mt. St. Mary's College. Comment
  CAS-BOT-BC357478  Pseudognaphalium ramosissimum P. Varnay Mar. s.n. Los Angeles Little Tejunga Canon [Tujunga Canyon] Comment
  CAS-BOT-BC357625  Pseudognaphalium stramineum Geo. B. Grant 1902-5-10 s.n. Los Angeles Arcadia Comment
  SBBG95399  Pseudognaphalium stramineum M. B. Dunkle 1928-5-12 1930 Los Angeles Empire Landing Comment
  SEINET3145214  Pseudognaphalium stramineum G. B. Grant 518 Los Angeles Pasadena Comment
  UC247  Pseudotsuga macrocarpa H. M. Hall 1902-5-2 3079 Los Angeles 10 mi w of Elizabeth Lake; Antelope Valley, Pine Canon 1219 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
  UC1870342  Pteris vittata LeRoy Gross 2000-9-30 274 Los Angeles [San Gabriel Mountains]; San Gabriel Mountains: Monrovia Canyon, just below the first waterfall, above Monrovia Mountain Park T1N R11W sec. 12. Elev. 1700 Feet. Comment
  RSA0091100  Pterospora andromedea R. G. Swinney 2011-8-17 15656 Los Angeles Ridge to the imm. west of Lily Spring, c. 100 meters s. of SR 2 (Angeles Crest Hwy.), n. slope of Mt. Hawkins 2329 Comment
  RSA570151  Pterostegia drymarioides Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4800 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UC1584706  Pterostegia drymarioides Tim Ross 1991-3-24 4313 Los Angeles Whittier Hills (Puente Hills, pro parte) 310 Comment
  UCR149832  Pterostegia drymarioides Scott D. White, Pam Devries 2004-5-18 10405 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
  UCR205177  Pterostegia drymarioides R. G. Swinney 2008-4-10 8637 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  RSA452003  Pterostegia drymarioides E. Crow 1928-4-11 237 Los Angeles Puddingstone Canyon Hills, S of San Dimas. Comment
  SEINET10825069  Pueraria lobata Heidi H. Schmidt 1999-10-10 Schmidt 3917 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  UCR265947  Purshia glandulosa Orlando Mistretta, Christine Mistretta 2005-4-21 2061 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA630368  Purshia tridentata var. glandulosa Louis C. Wheeler 1973-4-21 s.n. Los Angeles 47th. Street east and Barrel Springs road. Comment
  POM293199  Pycnanthemum californicum Lyman Benson 1948-10-25 13543 Los Angeles Spring one mile above mouth of San Antonio Canyon, Pacific Slope Drainage Area, San Gabriel Mountains. 793 Comment
  UC883752  Pycnanthemum californicum P. A. Munz 1922-7-17 6069 Los Angeles San Antonio Cayon San Gabriel Mts., San Antonio Canyon (hillside below Camp Baldy) 1280 Comment
  RSA0080558  Pyrola dentata P. A. Munz 1923-9-1 7706 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  UC1093906  Quercus X alvordiana Herbert L. Mason 1927-5-20 3737 a Los Angeles Tejon Pass Sierra Liebre Mountains Comment
  UC128897  Quercus X macdonaldii H. M. Hall 1908-6-15 8276 Los Angeles Hay Press Spring Santa Catalina Island Comment
  UCR212769  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1778 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, Sycamore Canyon, [Sycamore Canyon Road north of San Dimas Canyon Park] 402 Comment
  OBI49057  Quercus berberidifolia Joseph Andorfer Ewan June1933 10800 Los Angeles Slopes above Verdugo Cyn Comment
  RSA0031447  Quercus berberidifolia Orlando Mistretta, Christine Mistretta 2008-5-19 3119 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  SEINET3237751 Image available Quercus berberidifolia T. B. Salvato, Sandra Murcia 2007-10-18 3092 Los Angeles Santa Monica Mountains; near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy. 305 Comment
  SFV21082  Quercus berberidifolia L. Gross 2000-10-28 304 Los Angeles Verdugo Mountains Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon where Grandview Ave. and Mountain Street meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). West-facing side of ridge above reservoir. 488 Comment
  UCD56584  Quercus berberidifolia J. W. Toumey 1894-9-14 s.n. Los Angeles Catalina Island. Comment
  UCR178207  Quercus berberidifolia LeRoy Gross 2000-11-12 332 Los Angeles Verdugo Mountains, Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir 412 Comment
  UCSB34839  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  RSA476899  Quercus chrysolepis Bonnie C. Templeton 1932-6-17 4894 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA526541  Quercus chrysolepis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4284 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA664090  Quercus chrysolepis Marianne Marshall 1981-5-29 33 Los Angeles Ca. Hwy 39, 14.5 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  RSA779990  Quercus chrysolepis R. G. Swinney 2009-6-24 11230 Los Angeles summit of Granite Mountain 1988 Comment
  UCSB59618  Quercus douglasii Muller, Cornelius 1945-3-20 Los Angeles 11 mi. S of Caswell, 11 mi. N of Castaic Comment
  CAS-BOT-BC86361  Quercus dumosa W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  CAS-BOT-BC86402  Quercus dumosa S. Y. Parnay s.n. Los Angeles Henninger's Flats Comment
  JEPS39827  Quercus dumosa H. L. Bauer 1931-12-20 1 Los Angeles Santa Monica Mts. 670 Comment
  RSA655778  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 306 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). 610 Comment
  POM273364  Quercus john-tuckeri Lyman Benson 1947-10-9 12837 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
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Mar 24 2015
  POM147821  Quercus pacifica Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA476562  Quercus pacifica F. R. Fosberg 1931-5-5 S 4771 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  RSA605037  Quercus pacifica E. R. Blakley 1962-10-6 5477 Los Angeles Santa Catalina Island, Bullrush Canyon: 1/4 mile below lower reservoir 244 Comment
  SBBG77413  Quercus pacifica F. R. Fosberg 1932-5-5 8103 Los Angeles hill N of Avalon 40 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
  POM244223  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Santa Catalina Island, Gallagher's Canyon, right fork. 40 Comment
  RSA477292  Quercus tomentella M. B. Dunkle 1928-11-2 2026 Los Angeles Santa Catalina Island, Gallager's Canyon Comment
  SBBG43925  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UC1135895  Quercus wislizeni G. E. Sindel 1935-6-6 117 Los Angeles 4 mi se Quail Lake; Angeles National Forest, Tejon Quad. 1127 Comment
  UC205514  Quercus wislizeni Ivan Johnston 1927-11-1 Los Angeles mts above Claremont Comment
  SEINET7143825  Quercus wislizeni Ralph R. Wilson 1941-4-18 514 Los Angeles San Dimas Experimental Forest above Glendora.; 0 914 Comment
  LA10048  Quercus wislizeni var. frutescens Jeannette L. Huber; 1970-8-2 1094 Los Angeles San Gabriel Mountains, Chilao, 1 mi. N of Chilao Fire Station 1523 Comment
  RSA477118  Quercus wislizeni var. frutescens F. R. Fosberg 1931-8-10 S 5642 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  RSA746844  Rafinesquia californica R. G. Swinney 2008-5-5 8780 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  UC1234791  Rafinesquia californica Peter H. Raven 1962-5-22 17821 Los Angeles above Emerald Bay; Santa Catalina Island 121 Comment
  UCR205903  Rafinesquia californica R. G. Swinney 2008-5-5 8780 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  UCR270504  Rafinesquia californica R. G. Swinney 2011-5-26 14865 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UC219225  Ranunculus aquatilis var. capillaceus P. A. Munz 1922-5-16 5601 Los Angeles brook e Puddingstone Canyon; San Dimas, Puddingstone 365 Comment
  RSA582954  Ranunculus hebecarpus Tim S. Ross, S. D. Boyd 1993-5-23 7267 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  SFV21137  Raphanus sativus J. M. Keefe 2001-1-24 31031 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  RSA390143  Rhamnus californica subsp. californica M. B. Dunkle 1933-6-17 3585 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  UC1595300  Rhamnus crocea Tim Ross 1991-3-10 4210 Los Angeles e side RSA Botanic Garden (Bernard Field Station); Claremont 391 Comment
  RSA0082829  Rhamnus ilicifolia R. G. Swinney 2010-5-19 12780 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
  RSA527724  Rhamnus ilicifolia Tim S. Ross, Annette H. Ross 1991-3-7 4154 Los Angeles Elephant Hill: Western Pomona. 341 Comment
  UC1018420  Rhamnus ilicifolia Paul Gripp 1954-6-14 Los Angeles Sylvan Park Topanga Comment
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May 1 2014
  RSA390863  Rhamnus pirifolia F. R. Fosberg 1931-5-14 S 4874 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  SD66856  Rhamnus pirifolia R. Mitchel Beauchamp 1967-3-20 340 Los Angeles On slope above Abalone Point, south of Avalon, Santa Catalina Island Comment
  CAS-BOT-BC170445  Rhus integrifolia Le Roy Abrams 1899-2-17 287 Los Angeles Ballina Harbor, near Los Angeles Comment
  LA62811  Rhus integrifolia Joseph Dunlavy; 1934-5-4 4481 Los Angeles Santa Catalina Island, Santa Catalina Island, S side, near isthmus Comment
  CHSC3674  Rhus ovata Mary MacArthur 1966-5-26 35 Los Angeles Switzer's camp- Saw Gab Mts. Comment
  LA62980  Rhus ovata F. R. Fosberg; 1932-5-7 8152 Los Angeles Santa Catalina Island, Grand Canyon, upper falls 150.0 Comment
  LA94281  Rhus ovata W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA302165  Rhus ovata J. R. Shevock 1970-4-14 110 Los Angeles Topanga Canyon 366 Comment
  RSA549578  Rhus ovata T. S. Ross 1991-3-10 4224 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
  UC1130578  Rhus ovata Jerome S. Horton 1936-4-2 274 Los Angeles Glendora Mountain Road, San Gabriel Watershed Glendora Mountain Road; San Dimas Experimental Forest 762 Comment
  SEINET4560264  Ribes amarum Louis C. Wheeler 1936-1 4082 Los Angeles San Gabriel Mountains: Arroyo Seco. 457 Comment
  RSA592151  Ribes aureum var. gracillimum Louis C. Wheeler 1967-5-2 9279 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. Baker Ranch on Los Angeles County firearms closure map. 396 Comment
  UCSB38061  Ribes californicum var. hesperium Roos, J. 1966-2-4 Los Angeles Claremont Comment
  RSA781821  Ribes cereum R. G. Swinney 2009-8-25 11485 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA788771  Ribes cereum Mark A. Elvin, M. Wall 1997-3-5 363 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  CAS-BOT-BC108867  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River. 73 Comment
  CAS-BOT-BC173437  Ribes malvaceum Munz; Street; Williams 1919-3-15 2397 Los Angeles South Hills, Pomona Comment
  RSA764951  Ribes malvaceum Doris Bowers 1957-11 334 .1 Los Angeles Upper Millard's Canyon, trail to Echo Mt. 610 Comment
  RSA441483  Ribes malvaceum var. viridifolium Anstruther Davidson 1910-02 s.n. Los Angeles Los Angeles. Comment
  RSA250473  Ribes nevadense Robert F. Thorne 1967-10-10 37365 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA0056533  Ribes nevadense Orlando Mistretta 1992-5-16 15 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains. Comment
  RSA0073284  Ribes nevadense Bonnie C. Templeton 1932-5-31 4853 Los Angeles Vincent Gulch, below Big Pines Camp, San Gabriel Mts. Comment
  UCR25180  Ribes roezlii var. roezlii John C. Roos 1951-8-30 5077 Los Angeles San Gabriel Mtns, Big Rock Creek north of Mt. Baden-Powell 1829 Comment
  LA33881  Ribes speciosum Henry J. Thompson; 1959-3-22 1870 Los Angeles Santa Monica Mountains, Lobo Canyon, 1 mi. W of Triunfo Canyon, 3 mi W of Malibu Lake 274 Comment
  SBBG15483  Ribes speciosum W. G. Webb 1934-12-26 Los Angeles Glendale 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
  RSA603401  Ricinus communis L. C. Wheeler 1975-6-15 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash at Foothill Blvd. Comment
  SEINET3165394  Ricinus communis G. B. Grant 1905-5-10 1130 -A Los Angeles Pasadena Comment
  RSA94631  Rigiopappus leptocladus F. W. Peirson 1922-6-3 3076 Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  RSA0080748  Romneya coulteri R. G. Swinney 2010-6-23 13369 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UCR240021  Rorippa palustris subsp. palustris R. G. Swinney 2009-11-9 11595 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA229035  Rosa californica Robert F. Thorne, C. W. Tilforth 1971-6-29 40715 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  RSA567157  Rosa californica Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-27 3892 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UC1595437  Rosa californica Tim Ross 1992-7-10 6673 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  RSA0066302  Rosa woodsii subsp. gratissima Anonymous s.n. Los Angeles Angeles National Forest. Upper Chilao Campground. 1615 Comment
  CAS-BOT-BC146958  Rosa woodsii var. gratissima H. M. Hall 1900-6-3 1513 Los Angeles West of Swarthout Canyon, 7 mi. E. of Rock Creek 1889 Comment
  RSA585033  Rubus discolor Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  CAS-BOT-BC158808  Rubus ursinus Alice Eastwood 1917-7-20 6494 Los Angeles Santa Catalina Island Comment
  UCR205936  Rubus ursinus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37061 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SBBG113255  Rumex conglomeratus S. A. Junak with M. L. Hoefs, M. Gay, J. Chapman 1997-6-5 SCa 428 Los Angeles Deer Valley Reservoir (Summit Reservoir) ca. 1.5 mi E of isthmus on S side of main rd 155 Comment
  CAS-BOT-BC421761  Rumex conglomeratus Henry J. Thompson 1959-5-24 1994 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 0.7 miles north of Coast Highway, Tuna Canyon 91 Comment
  UCR124473  Rumex crispus B. C. Templeton 1932-7-20 5013 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 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
  CAS-BOT-BC454160  Ruppia maritima Peter H. Raven; Henry J. Thompson 1959-10-18 14656 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near mouth of Topanga Creek 1 Comment
  RSA65516  Sagina decumbens subsp. occidentalis F. W. Peirson 1923-3-18 3353 Los Angeles field, San Gabriel Blvd at olf Eucalyptus road, San Gabriel Valley Comment
  SFV3200  Salazaria mexicana L. Imamura 1958-5-5 s. n. Los Angeles Mojave Desert Antelope Valley. 2.5 miles east of Pearblossom. 970 Comment
  RSA478900  Salicornia virginica L. E. Hoffman 1932-8-3 s.n. Los Angeles Playa del Rey. Comment
  CAS-BOT-BC103171  Salix bonplandiana Geo. B. Grant 6136 Los Angeles Eagle Nest Comment
  UCR203183  Salix exigua R. G. Swinney 2005-5-21 8265 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  LA208731  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-19 7666 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  UCR222997  Salix laevigata R. G. Swinney 2009-5-6 10657 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  POM50105  Salix lasiolepis L. W. Nuttall 1921-1-30 1061 Los Angeles Grand Canyon, Santa Catalina Island. Comment
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Jun 5 2014
  RSA0103801  Salix lasiolepis R. G. Swinney 2011-9-27 15693 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road mile SE of Dawson Saddle, from road to 150 m up canyon bottom. 2354 Comment
  RSA639884  Salix lasiolepis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  RSA646133  Salix lasiolepis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  SBBG29034  Salix lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles bottom of Topanga Cyn 225 Comment
  UC492357  Salix lasiolepis F. R. Fosberg 1931-1-26 7172 Los Angeles at top of grade between Calabasas and Agoura 285 Comment
  UC492414  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR239976  Salix lasiolepis R. G. Swinney 2009-11-16 11638 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA782213  Salsola R. G. Swinney 2009-8-25 11493 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  CDA20799  Salsola australis B. Villegas 2002-8-21 B 247 -3 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  UCD99452  Salsola tragus Peter H. Raven 1961-9-24 16754 Los Angeles Bouquet Reservoir. 914 Comment
  UCR1466  Saltugilia australis Richard Bitterolf 1961-3-30 s.n. Los Angeles San Gabriel Mtns., about 5 miles up West San Gabriel Canyon from the road junction to the east fork; near V80 295 18-1360 (Bench Mark) 671 Comment
  UCR271171  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-8 15500 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA598088  Saltugilia splendens subsp. grantii T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-6-25 3785 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  POM49441  Saltugilia splendens subsp. splendens A. D. E. Elmer 1902-06 3685 Los Angeles Acton, Mt. Gleason. Comment
  UC519731  Salvia apiana Joseph Andorfer Ewan 1932-5-10 7464 Los Angeles w rim Verdugo Canyon Comment
  UCSB69527  Salvia apiana Gross, LeRoy 2001-5-31 Los Angeles Los Angeles Basin; Verdugo Mountains Region, Southeast side; Dead Horse Canyon; Collected on ridge north of this canyon 457 Comment
  SEINET13947239 Image available Salvia apiana C. F. B. 1903-1 3442 Los Angeles Claremont Comment
  CHSC35383  Salvia carduacea M. B. Schwartz 1971-5-7 Los Angeles Ca. 20 mi. SE of Palmdale, 1 1/2 mi. So. of Ave. T at 116th St. East by R. R. in Littlerock in Mojave Desert. 853 Comment
  RSA716222  Salvia carduacea Andrea Edwards, Pam DeVries 2006-4-11 76 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA479525  Salvia columbariae Steve Boyd, Thomas Elias 1987-4-14 2064 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  UCSB5766  Salvia columbariae Haller, John 1957-4-13 Los Angeles in upper Mint Canyon; ca. 5 rd. mi. E. of rd. to Acton; & 10 rd. mi. E. of Angeles Forest Hwy 914 Comment
  RSA651684  Salvia columbariae F. Freitas 1961-5-20 s.n. Los Angeles Mt. Baldy Road, 3 miles south of the ski lift. Comment
  RSA709686  Salvia columbariae LeRoy Gross 2005-4-28 2160 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
  SBBG55016  Salvia columbariae T. T. Smith 1962-5-13 25 Los Angeles 0.5 mi up Cobal Cyn Fire Rd N of Claremont 548 Comment
  RSA732715  Salvia leucophylla A. C. Sanders 2003-4-29 26174 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  CAS-BOT-BC229936  Salvia mellifera John H. Thomas 1957-3-9 6499 Los Angeles Chaparral covered hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA191020  Salvia mellifera Robert F. Thorne, J. Henrickson 1963-5-5 32287 Los Angeles Near bottom and mouth of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA434073  Salvia spathacea E. Crow 1929-5-5 353 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  UCLA34660  Salvia spathacea unknown 1939-1-15 37 -13 Los Angeles Garden Comment
  RSA764313  Sambucus caerulea Doris Bowers 1957-5-12 516 Los Angeles Arroyo Seco, Pasadena 305 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
  SEINET12319541  Sambucus mexicana Unknown 1980-1 8 Los Angeles Temescal Canyon, Presbyterian Conference Grounds, Sunset Blvd. & Temescal Cyn. Rd., Pacific Palisade 168 Comment
  CAS-BOT-BC238713  Sambucus nigra subsp. caerulea Rimo Bacigalupi 1953-5-2 4049 Los Angeles Northern limits of Oak Flat Public Camp, Angeles National Forest, just off U.S. 99 853 Comment
  RSA0069772  Sambucus nigra subsp. caerulea LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6990 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
  RSA0115959  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-21 13851 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  UCR270011  Sambucus nigra subsp. caerulea R. G. Swinney 2010-6-1 13121 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  SBBG38683  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Chenetti Cyn Comment
  SD49390  Sanicula arguta Reid Moran 1959-3-9 7160 Los Angeles San Clemente Island, in arroyo 1 mile north of Eel Point 20 Comment
  RSA626120  Sanicula bipinnata LeRoy Gross 1999-4-29 140 Los Angeles Santa Susana Mountains, east end: Rice Canyon, north on interstate 5, exit Calgrove Ave. Turn left to The Old Road, City of Newhall. 426 Comment
  RSA0069833  Sanicula crassicaulis R. G. Swinney 2010-6-8 13209 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
  UCR274106  Sanicula crassicaulis Steven A. Junak 1999-4-22 SCa- 844 Los Angeles California Islands, Santa Catalina Island. Cape Canyon, just downstream from pumphouse along east fork of Cape Canyon Road, just upstream from fork in road 305 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
  SD252261  Schismus Steven A. Junak 1999-4-22 Sca 836 Los Angeles Santa Catalina Island: at White's Landing, tent cabin area, YMCA Camp, just W of amphitheater. 6 Comment
  RSA0107230  Schismus arabicus Steven A. Junak 1998-3-22 SCa- 502 Los Angeles Santa Ana Island. Avalon Canyon, along W side of Avalon Canyon Road, just N of entrance to Wrigley Memorial Botanical Garden. 107 Comment
  RSA656433  Schismus barbatus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 699 Los Angeles Verdugo Mountains, north side: Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park., Area burned in August 1999. 579 Comment
  UCD93250  Schismus barbatus A. A. Beetle 1946-4-18 4740 Los Angeles Sleepy Valley. Comment
  CAS-BOT-BC111476  Schoenoplectus americanus I. Johnston 1917-5-13 s.n. Los Angeles El Monte, ditch along R. R. 83 Comment
  RSA366004  Schoenoplectus californicus George R. Johnstone 1929-11-15 s.n. Los Angeles Pit No. 3 of La Brea Pits. Comment
  UC306159  Scirpus maritimus I. Johnston 1917-6-10 1318 Los Angeles Playa del Rey Playa del Rey (Southern California) Comment
  SBBG128374  Scirpus microcarpus M. L. Hoefs, R. F. Thorne 1975-8-7 823 Los Angeles lower Middle cyn 76 Comment
  UCR163177  Scrophularia californica subsp. californica Anuja Parikh, Nathan Gale 2004-9-9 2090 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  RSA583020  Scrophularia villosa Tim S. Ross, Takara, S. Otte 1993-4-24 6960 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, lower Boughette Canyon (draining NE to Johnsons Landing). 91 Comment
  UC1234694  Scrophularia villosa Peter H. Raven 1962-5-10 17711 Los Angeles n Thirst; San Clemente Isl 304 Comment
  RSA0115847  Scrophularia villosa Steven A. Junak 1999-4-24 SCa- 866 Los Angeles Santa Catalina Island. Below Empire Landing Road. 414 Comment
  CHSC83981  Scutellaria siphocampyloides John Dittes 1990-6-20 130 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  POM69997  Scutellaria tuberosa Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA718275  Scutellaria tuberosa R. G. Swinney 1998-4-13 5963 Los Angeles Claremont Hills Wilderness Park. 622 Comment
  SBBG56903  Secale cereale M. N. Ackley -Jun-1929 71 Los Angeles Arcadia 160 Comment
  RSA0081651  Sedum spathulifolium F. W. Peirson 1921-6-21 2472 Los Angeles West Fork of San Gabriel River. 610 Comment
  JEPS19063  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1931-3-11 6508 Los Angeles San Gabriel Canyon Comment
  RSA683760  Selaginella bigelovii July N. Ackley 1935-01 328 Los Angeles Big Tujunga. 610 Comment
  UC1215286  Selaginella bigelovii Peter H. Raven 1962-5-8 17635 Los Angeles opposite Wilson cove; w slope of San Clemente Isl. 60 Comment
  UCD135971  Selaginella bigelovii Tom Gordon; M. Grayum, D. Perry, K. A. Wilson 1974-3-8 70 Los Angeles Placerita Canyon. Comment
  UCR125387  Senecio californicus A. C. Sanders, Mark Elvin 2003-3-5 25730 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  CAS-BOT-BC333113  Senecio flaccidus var. douglasii Le Roy Abrams 1900-8-9 861 Los Angeles Monrovia Comment
  JEPS37437  Senecio flaccidus var. douglasii W. L. Jepson 1941-10-28 20647 Los Angeles Piru Gorge Comment
  SD244634  Senecio flaccidus var. flaccidus David Keil 1986-9-27 19740 2 Los Angeles NW Los Angles Co. Along I-5, just s of Hungry Valley Rd exit. Roadside pullout. 914 Comment
  RSA594355  Senecio flaccidus var. monoensis Steve Boyd, Lauren Raz 1996-10-14 9061 B Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  CAS-BOT-BC341194  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Rocky cliff between Avalon and Pebbly Beach, Santa Catalina Island 30 Comment
  CAS-BOT-BC341213  Senecio lyonii unspecified 1904-4-21 6134 Los Angeles Only Catalina & San Clemente Isls. Comment
  SD91999  Senecio lyonii Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22675 Los Angeles San Clemente Island; Wilson's Cove 24 Comment
  RSA402663  Sesuvium verrucosum Georgie Cook, Thelma Ashley 1926-08 s.n. Los Angeles Gardena. Comment
  LA33431  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  CDA2425  Setaria pumila Don Ford 1984-8-1 s.n. Los Angeles Antelope Valley Dairy, Lancaster. 0 Comment
  CATA2984  Sibara filifolia Peter J. Dixon 2015-2-25 016 Los Angeles Santa Catalina Island: Wild Boar Gully. Mid-slope population, 153 SW of gate, 26 downslope (south) of ridge. 260 Comment
  RSA561582  Silene antirrhina Steve Boyd, Orlando Mistretta 1993-5-18 8152 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tuhunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (3N64). 792 Comment
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Jun 21 2008
  RSA784844  Silene gallica J. D. Olmsted 1958-3-7 45 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern end of county. 366 Comment
  CAS-BOT-BC387011  Silene gallica A. H. Gallup 1905-4-2 1206 Los Angeles Extreme northwest corner of the property, LASCA Comment
  LA33910  Silene gallica Peter H. Raven; 1959-4-4 13979 Los Angeles 21 Comment
  LA94357  Silene gallica Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CAS-BOT-BC389108  Silene laciniata subsp. californica Tim Ross; Walter Appleby 1993-6-7 7370 Los Angeles W end of the San Gabriel Mtns: ca 500 ft ENE of Los Pinetos Spring 918 Comment
  CHSC26097  Silene laciniata subsp. laciniata J. Kieffer 1971-6-5 53 Los Angeles Flintridge, above Pasadena on Linda Vista Ave; San Gabriel Mts. Comment
  CHSC36139  Silene laciniata subsp. laciniata K. Bridwell 1978-6-17 144 Los Angeles Along fireroad on ne slope of Verduga Mts, ca. 1/4 mi w of Beaudry, ca. 2 mi w of Verdugo Rd, Glendale. 365 Comment
  POM306307  Silene laciniata subsp. major Henry J. Ramsey, Henry J. Ramsey 1937-6-6 I 389 Los Angeles Kinaloa [Kinneloa] Canyon, Altadena. Comment
  RSA477944  Silene laciniata subsp. major Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA600175  Silene lemmonii Steve Boyd, Lauren Raz 1997-5-1 9667 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  POM123150  Silene lemmonii George B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson 1829 Comment
  RSA679051  Silene multinervia V. Soza, Steve Boyd 2002-4-10 1411 Los Angeles West side of Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 655 Comment
  CAS-BOT-BC389572  Silene parishii Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38870 Los Angeles San Gabriel Mts., Angeles National Forest: NE-facing slope above Angeles Crest Hwy. 0.6 mi. SSE of Dawson's Saddle 2392 Comment
  OBI55021  Silybum marianum Steve Boyd, Lauren Raz 1997-5-28 9866 Los Angeles Liebre Mts region: Knapp Ranch area at upper endo f Castaic crk drainage in broad alluvial valley at head of Cienaga Cyn, S Liebre Mtn. T7N R17W E 1/2 SW 1/4 sec 14; 7N 17W W 1/2 SE 1/4 sec 14 939 Comment
  SFV20997  Silybum marianum L. Gross 2003-5-4 819 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along east side of Brand Canyon a short distance above the large waterfall near above coordinates. Near level area above river bottom. 393 Comment
  CAS-BOT-BC75083  Sisymbrium altissimum Carl B. Wolf 1936-5-27 7834 Los Angeles San Gabriel Mountains. Indian Canyon Camp. 2 miles off Soledad Canyon. 914 Comment
  CHSC95904  Sisymbrium altissimum LeRoy Gross 2005-4-28 2149 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. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  UCR220063  Sisymbrium altissimum R. G. Swinney 2009-4-24 10445 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA762711  Sisymbrium erysimoides R. G. Swinney 2009-2-20 10026 Los Angeles mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  CDA25149  Sisymbrium irio L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. Comment
  UCR213332  Sisymbrium officinale Justin M. Wood 2009-4-22 516 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  RSA0110783  Sisymbrium officinale Steven A. Junak 2000-7-1 SCa- 1374 Los Angeles Santa Catalina Island. Cape Canyon. 265 Comment
  POM1770  Sisyrinchium bellum Los Angeles High School pupils 1903-05 s.n. Los Angeles Laurel Canyon. Comment
  RSA339637  Sisyrinchium bellum Robert F. Thorne, Mae Z. Thorne 1980-3-23 54005 Los Angeles Foothills of San Gabriel Mountains: Johnsons Pasture above Claremont. 610 Comment
  RSA733588  Sisyrinchium bellum Richard G. Swinney 1998-7-24 6555 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  RSA366931  Sisyrinchium bellum Bonnie C. Templeton 1932-7-21 5033 Los Angeles Between Prairie forks and Big Pines Comment
  UCR125636  Solanum americanum A. C. Sanders 2003-5-26 26846 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
  POM305236  Solanum douglasii Henry J. Ramsey, Henry J. Ramsey 1937-3-27 561 Los Angeles Little Tujunga Canyon Comment
  SBBG13506  Solanum douglasii E. R. Blakley 1962-10-5 5425 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  UCR48855  Solanum douglasii Steve Morgan 1974-4-20 47 Los Angeles W boundary point of Scholl Canyon Park, Glendale 335 Comment
  RSA226163  Solanum douglasii Gary D. Cromwell, David W. Wheat 1971-4-16 517 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 427 Comment
  UC456216  Solanum physalifolium var. nitidibaccatum I. J. Condit 1908-7-24 Los Angeles Compton Comment
  CAS-BOT-BC83639  Solanum umbelliferum L. Abrams 1916-1-3 5569 Los Angeles Between Agusa and Duarte. Comment
  JEPS12159  Solanum umbelliferum Frank W. Peirson 1918-6-1 185 Los Angeles Echo Mountain; San Gabriel Montains, Echo Mountain 1036 Comment
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Mar 3 2012
  RSA0055994  Solanum umbelliferum Richard G. Swinney 2010-3-16 11941 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
  RSA0092559  Solanum umbelliferum Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14327 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA0110201  Solanum umbelliferum Richard G. Swinney 2011-5-16 14725 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA714886  Solanum umbelliferum A. C. Sanders, Mark A. Elvin 2003-4-14 25981 Los Angeles Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  UC1125060  Solanum umbelliferum R. St. John 1933-3-12 347 Los Angeles Dry Canyon 365 Comment
  RSA428779  Solanum umbelliferum E. A. McGregor 1965-5-5 s.n. Los Angeles Pearblossom, Antelope Valley. Comment
  RSA545313  Solanum umbelliferum Tim S. Ross, Mathew Bell 1992-3-22 6049 Los Angeles W side of Yerba Buena Road ca 360m NNW of intersection with Mulholland Highway. 488 Comment
  SBBG32153  Solanum wallacei R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -228 Los Angeles lower Middle Ranch Cyn crk Comment
  SEINET6186070  Solanum xanti var. intermedium H. M. Hall 3754 Los Angeles Near Pasadena Comment
  RSA473619  Solidago californica L. E. Hoffman 1928-8-16 s.n. Los Angeles Buckhorn Flats. Angeles Forest 2165 Comment
  RSA93072  Solidago californica F. W. Peirson 1918-9-7 1229 Los Angeles Henniger Flats, San Gabriel Mountains 854 Comment
  RSA473689  Solidago confinis Anstruther Davidson 1892-08 1991 Los Angeles Cienega Comment
  CAS-BOT-BC365023  Solidago velutina subsp. californica Peter H. Raven 1959-10-16 14647 Los Angeles 0.8 miles south of Guard Station, Boquet [Bouquet] Canyon Comment
  UCR256460  Sonchus asper R. G. Swinney 2010-6-8 13191 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR271653  Sonchus asper R. G. Swinney 2011-3-26 14201 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
  RSA720177  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  UCR197121  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Transverse Ranges; Verdugo Mountains, southern side of the range. Stough Canyon, northwest of the the nature center along canyon bottom at juction of a spring and creek flowing from the northeast 496 Comment
  RSA0036768  Sonchus oleraceus Toad 1981-3-3 0013 -81 Los Angeles 130 W. Grondahl, Covina. On NW corner of property. Comment
  POM361387  Sonchus oleraceus N. C. Cooper 1942-10-1 2018 Los Angeles Hancock Bld. campus. Univ. So. Calif. Growing in bed of Pfitzer Juniper. Comment
  RSA649004  Sorghum halepense Scott Lowe 1991-5-12 30 Los Angeles San Gabriel River channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA596363  Spartium junceum R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. ''Owl Flats,'' Big Dalton Canyon, 1.4 mi NE of Glendora Mtn. Road. 457 Comment
  RSA659855  Spartium junceum Chris White 1991-5-20 13 Los Angeles Point Fermin. Comment
  UCR95307  Spartium junceum Steve Boyd, M. Wall 1996-5-16 8776 Los Angeles Liebre Mtns., confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain 585 Comment
  UCR64455  Spergula arvensis Anstruther Davidson 1893-6-12 s.n. Los Angeles Pasadena Comment
  SBBG95273  Spergularia bocconi M. B. Dunkle 1928-4-9 1811 Los Angeles Emerald Bay Comment
  RSA0097901  Spergularia bocconi R. F. Thorne 1973-4-12 42928 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  UCR131817  Spergularia macrotheca Jeremiah George 2001-4-15 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
  RSA0098744  Spergularia macrotheca Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  LA94371  Spergularia macrotheca var. macrotheca Harlan Lewis; 1940-4-3 1295 Los Angeles Santa Monica Mountains, 10 mi. S of Oxnard [E-end of Mugu Salt Marsh or vicinity of Pt. Mugu] Comment
  SBBG37832  Spergularia macrotheca var. macrotheca M. B. Dunkle 1939-4-2 7205 Los Angeles SE point of San Clemente Island Comment
  RSA0098218  Spergularia macrotheca var. macrotheca R. F. Thorne 1973-4-12 42911 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  UCD92985  Sporobolus contractus P. B. Dickey 1939-8-8 1070 Los Angeles SCS Nursery Littlerock, row 75. Comment
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Jan 20 2015
  SEINET11182035  Stachys albens Unknown 2009-8-6 11524 Los Angeles San Gabriel Mountains Comment
  UC519972  Stachys albens Louis C. Wheeler 1932-7-2 891 Los Angeles San Dimas Canyon San Gabriel Mts. 457 Comment
  UCR11805  Stachys albens P. H. Raven, H. J. Thompson 1959-10-14 14629 Los Angeles Western Transverse Range; Santa Monica Mtns., east end of Malibu Lake 221 Comment
  UCR259370  Stachys albens R. G. Swinney 2010-8-26 13591 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  UCR271545  Stachys albens R. G. Swinney 2011-11-3 15982 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  RSA446634  Stachys bullata Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
  RSA446637  Stachys bullata M. B. Dunkle 1933-4-19 3320 Los Angeles Palos Verdes Hills. Comment
  UCR270159  Stachys bullata R. G. Swinney 2011-4-9 14357 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  SBBG17798  Stebbinsoseris heterocarpa P. H. Raven 1962-4-9 17144 Los Angeles near barracks, Wilson Cove 91 Comment
  CAS-BOT-BC393691  Stellaria media Reid Moran 1941-3-14 706 Los Angeles Middle Ranch, Santa Calina Island Comment
  UCR180717  Stellaria nitens R. G. Swinney 1995-4-4 3478 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  SEINET12558157 Image available Stellaria nitens Timothy S. Ross, Darin Banks 1994-1 7507 Los Angeles San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Cyn from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon. Warm Springs Mountain 7.5' USGS Quadrangle. 634 Comment
  SD224918  Stellaria pallida Scott D. White 1996-3-2 3817 Los Angeles Geneva Ave.: N of San Jose, S of Arrow Hwy; W of Indian Hill, E of Towne. Comment
  POM21343  Stephanomeria cichoriacea Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  RSA594856  Stephanomeria exigua subsp. coronaria Steve Boyd, Lauren Raz 1996-10-8 8985 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  JEPS64629  Stephanomeria pauciflora Ernest C. Twisselmann 1970-9-8 17495 Los Angeles Highway 14 at Avenue A, Antelope Valley Mojave Desert, Antelope Valley 731 Comment
  POM6160  Stephanomeria pauciflora I. M. Johnston 1918-7-23 2099 Los Angeles San Antonio Canyon Wash (near Claremont) 366 Comment
  UC1070292  Stephanomeria pauciflora A. D. Gifford 1935-4-30 638 Los Angeles 6 mi w Manzana; Tejon Quad. 1036 Comment
  UC92367  Stephanomeria pauciflora A. W. Anthony 1894-6-5 Los Angeles San Fernando Comment
  SBBG67955  Stephanomeria virgata M. N. Ackley -Sep-1927 155 Los Angeles Eagle Rock 182 Comment
  UCR219278  Stephanomeria virgata Jonas A. Winbolt, Rocky Brown 2010-8-20 013 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
  UC1929664  Stillingia linearifolia Scott D. White, Michael Honer 2003-6-18 9566 Los Angeles LIBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  RSA0105481  Stipa coronata R. G. Swinney 2011-3-18 14136 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  LA94352  Stipa lepida A. M. Johnson; 1932-5-5 4054 Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  SD51934  Stipa pulchra Peter H. Raven 1962-4-9 17172 Los Angeles San Clemente Island; near barracks, Wilson Cove 60 Comment
  UCR186973  Stipa pulchra A. C. Sanders 2006-4-10 31991 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  SEINET10603923  Stipa pulchra Reid Moran 1941-2-16 Moran 570 Los Angeles Rocky hillside on west end of ravine, Middle Ranch, San Clemente Island. Perennial, forming bunches about 3 in. in diameter at base. 500 Comment