Search Results — 2000 specimen records retrieved (1571 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460914  Abronia maritima F. R. Fosberg 1930-6-23 S 2974 Los Angeles Del Rey. 2 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
  RSA460955  Abronia pogonantha Anstruther Davidson 1892-07 s.n. Los Angeles Acton Comment
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Jul 2 2009
  RSA0025875  Abronia umbellata Robert F. Thorne 1970-3-6 39383 Los Angeles Santa Catalina Island: Ben Weston Beach (Mills Landing). 2 Comment
  UCR255474  Acacia Dan S. Cooper 2014-6-26 614- 27 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  RSA715365  Acacia cyclops Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 305 Comment
  SEINET12159221  Acacia cyclops Unknown 1942-1 s.n. Los Angeles Los Angeles Comment
  CATA3347  Acacia decurrens Julia Parish 2017-2-23 013 Los Angeles Santa Catalina Island: South edge of main buildings at Airport, planted 0 Comment
  RSA650005  Acer macrophyllum Bruce Benedict 1949-4-22 s.n. Los Angeles Found in San Dimas Canyon 457 Comment
  RSA654654  Acer macrophyllum Fred Brooks 1988-5-7 36 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff, on west side of canyon, above river. 1372 Comment
  RSA659580  Acer macrophyllum Brian McColgan 1988-5-16 20 Los Angeles 1 mile N of Padua on Mt. Blady Rd. 1067 Comment
  RSA713808  Acer macrophyllum Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1354 Los Angeles Whiting Woods Rd, mouth of Henderson Canyon. 396 Comment
  UCR76417  Achillea millefolium T. S. Ross 1992-4-14 6188 Los Angeles Channel Islands, San Clemente Island: c. 30 m ENE of intersection of new Lemon Tank Road and main N-S road 340 Comment
  RSA584909  Achnatherum coronatum Timothy S. Ross 1992-5-8 6296 Los Angeles San Antonio Canyon just SW of Mt. Baldy Village along Glendora Ridge Road. 1320 Comment
  RSA613498  Achnatherum hymenoides L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1737 Comment
  RSA587389  Achnatherum speciosum Orlando Mistretta 1992-5-8 278 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  RSA0044610  Achyrachaena mollis A. C. Sanders 2007-4-19 33421 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA150926  Achyrachaena mollis P. H. Raven 1962-5-9 17663 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  UCR274341  Acmispon dendroideus var. dendroideus Steven A. Junak 1999-5-22 SCa- 1010 Los Angeles California Islands, Goat Harbor 3 Comment
  LA52430  Acmispon glaber var. glaber W. R. Ernst; May 1948 sn Los Angeles Mt. Washington Comment
  UCD170826  Acmispon heermannii R. G. Swinney 2009-5-8 10698 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park. 305 Comment
  LA33928  Acmispon maritimus var. maritimus Peter H. Raven; 1959-5-3 14053 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  UCD104238  Acmispon micranthus A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25954 Los Angeles NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UCR281818  Acmispon micranthus Mitch Provance, Scott Duff 2017-6-29 617- 61 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  RSA795197  Acmispon nevadensis var. davidsonii Jane Tirrell 2012-8-3 LS 0141 Los Angeles South side Pacific Crest Trail approx. 300 m. west of Mt. Hawkins 2603 Comment
  LA88580  Acourtia microcephala O. H. Kappler; 1940-7-1 75 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  UC1922755  Acourtia microcephala Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Transverse Ranges; Verdugo Mountains region; Crest of Verdugo Mountains, Verdugo Lateral off Verdugo Mtwy. 823 Comment
  RSA652780  Acourtia microcephala Monica Acosta 1998-5-19 39 Los Angeles The Voorhi Ecological Reserve at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  SFV16896  Acourtia microcephala J. N. Hogue 1997-6-22 s. n. Los Angeles Pasadena, near Rose Bowl. 300 Comment
  LA52125  Adenostoma fasciculatum Leo Boyd; 1953-5-12 sn Los Angeles Comment
  LA52126  Adenostoma fasciculatum M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 304 Comment
  RSA311404  Adenostoma fasciculatum var. fasciculatum Cheryl A. Lawson 1971-6-26 408 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA390489  Adenostoma fasciculatum var. fasciculatum Paul Currie 1969-1 s.n. Los Angeles Chilao, NE of La Canada, Angeles Crest Hwy 1524 Comment
  RSA582230  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, Steve D. Boyd 1992-7-5 6617 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  SBBG131539  Adenostoma fasciculatum var. prostratum S. A. Junak 1999-7-16 SCa 1039 Los Angeles S side of Airport Rd, ca. 0.1 mi E of intersection with Empire Landing Rd 347 Comment
  CAS-BOT-BC139851  Adenostoma sparsifolium B. D. Stark 1932-11-20 4421 Los Angeles Lobo Canyon, Santa Monica Mts. (Lobo Canyon is a fork of Triunfo Canyon) 304 Comment
  CAS-BOT-BC176435  Adiantum aleuticum R. G. Swinney; Dave Larson 1999-6-25 7399 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  RSA729552  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6700 Los Angeles San Gabriel Mtns.: upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  CAS-BOT-BC65638  Adiantum jordanii Geo. B. Grant 1902-5-1 s.n. Los Angeles Santa Anita Comment
  LA94090  Adiantum jordanii Lawrence L. Kiefer; 1963-6-9 540 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca. 2 mi. from coast. 152 Comment
  SBBG13309  Adiantum jordanii M. A. Piehl -Jun-1962 62405 Los Angeles E of Thirst 304 Comment
  RSA599888  Adiantum jordanii Steve Boyd, Lauren Raz 1997-5-6 9734 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 914 Comment
  PASA2377  Aesculus californica Frank W. Peirson 1923-6-9 Los Angeles Pine Canyon, Liebre Mts. 1188 Comment
  UCR210531  Agave americana R. G. Swinney 2008-12-4 9945 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA729576  Ageratina adenophora R. G. Swinney, D. W. Larson 1999-5-15 7180 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  SEINET8043940 Image available Ageratina adenophora R. G. Swinney 2010-1 12293 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near end of Wallabi Ave. 433 Comment
  RSA612304  Ageratina adenophora Louis C. Wheeler 1968-10-1 s.n. Los Angeles Verdugo Mountains: La Tuna Canyon Road, 1.5 miles W of Tujunga Canyon Road, 1 mile W of powerline, and 0.9 mile W of summit. Comment
  RSA639735  Ageratina adenophora Louis C. Wheeler 1969-3-8 s.n. Los Angeles San Gabriel Mountains: Southwest mouth of San Gabriel Canyon, watered in summer. Comment
  UCR242040  Agoseris grandiflora Dan S. Cooper 2012-4-30 412- 2 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  UCD52989  Agrostis idahoensis Joseph Andorfer Ewan 1934-8-10 8434 Los Angeles in NW slope Mt. Waterman. San Gabriel Mts. 2286 Comment
  POM20723  Agrostis stolonifera P. A. Munz 1923-8-31 7667 Los Angeles Big Pines, Swartout Valley, San Gabriel Mountains. 2073 Comment
  CHSC100222  Agrostis viridis John Dittes; Josephine Guardino 2006-11-26 1436 Los Angeles Western Transverse Range; San Gabriel Mtns.; Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. High School; moist sand at edge of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  RSA528035  Albizia distachya S. Morgan 1991-3-3 s.n Los Angeles San Dimas, SW corner of San Dimas Ave. and Arrow Hwy. Comment
  IRVC21515  Allium fimbriatum var. fimbriatum T. W. Mulroy 1975-5-14 3630 Los Angeles Below Big Pines; NW of Wrightwood. San Gabriel Mtns Comment
  SEINET8467182 Image available Allium haematochiton W. V. Bauld 1962-3-24 Los Angeles Sunflower Canyon, S. Glendora 213 Comment
  UCR281355  Allium lacunosum var. davisiae R. G. Swinney 2014-4-24 16240 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  POM9941  Allium peninsulare var. peninsulare F. W. Peirson 1919-7-1 509 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  RSA0097183  Allophyllum divaricatum R. G. Swinney 2011-6-1 14962 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA225727  Allophyllum divaricatum R. F. Thorne, Arthur C. Gibson 1971-5-22 39708 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA595557  Allophyllum divaricatum Alan Prather, Alice Hempel 1993-5-17 1350 Los Angeles Angeles National Forest, along Glendora Mountain Road, 27.4 km N of the intersection with Boulder Springs drive (just S of the entrance to the National Forest). Comment
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Dec 15 2016
  RSA653781  Allophyllum divaricatum J. Bogdanoff-Lord 1989-5-5 7 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  CLARK-A1528-3458  Allophyllum gilioides John C. Roos 1937-5-31 2030 Los Angeles San Gabriel Mountains Comment
  LA201905  Allophyllum gilioides Arthur C. Gibson; 2003-7-10 4916 Los Angeles Santa Monica Mountains, Old Topanga Canyon, near the village of Topanga 243 Comment
  RSA549158  Allophyllum glutinosum T. S. Ross, Peter Fritsch 1990-6-20 3666 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  SEINET4044461  Allophyllum glutinosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  LA210847  Allophyllum glutinosum Arthur C. Gibson; 2008-7-8 5233 Los Angeles SANTA MONICA MOUNTAINS, upper Encinal Rd. Comment
  RSA452776  Alnus rhombifolia N. R. Zabriskie, W. M. Zabriskie 1969-1-26 171 -a Los Angeles The most northwest of a group of ten trees in the north section of Garfield Park opposite middle of 700 block stratford avenue Comment
  RSA452781  Alnus rhombifolia Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  RSA522949  Alnus rhombifolia Orlando Mistretta 1990-10-26 3323 -a Los Angeles San Gabriel Mountains: Horse Canyon drainage along riparian strip. 823 Comment
  UCR149797  Amaranthus albus Scott D. White, Pam Devries 2004-6-14 10487 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  UCR214669  Amaranthus albus A. C. Sanders, Dan S. Cooper 2010-4-30 38137 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  IRVC26136  Amaranthus albus B. C. Templeton 1932-7-21 5035 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  RSA0082904  Amaranthus blitoides Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3122 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along upper terrace overlooking the ocean. 39 Comment
  RSA594660  Amaranthus blitoides L. C. Wheeler 1945-9-20 6152 Los Angeles San Gabriel Mountains. Kinneloa ( Sycamore ) Canyon. 335 Comment
  UCR210689  Amaranthus blitoides R. G. Swinney 2008-10-22 9672 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR231395  Amaranthus deflexus Dan S. Cooper 2011-11-8 s.n. Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA31570  Amaranthus deflexus Peter H. Raven; Henry J. Thompson 1958-9-19 13717 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach. Road borders United States Highway 101 45 Comment
  POM718  Amaranthus powellii I. M. Johnston 1918-9-21 s.n. Los Angeles Upland. Comment
  RSA404564  Amaranthus retroflexus Gertrude Dunn 1930-8-9 s.n. Los Angeles Whittier. Comment
  UCR240030  Ambrosia acanthicarpa R. G. Swinney 2009-11-13 11611 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UCR125134  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25546 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  RSA86818A  Amelanchier utahensis F. W. Peirson 1919-6-14 471 -A Los Angeles Rock Creek Divide, north side of San Gabriel Mountains. 2012 Comment
  UC1925831  Amelanchier utahensis Larry Kelly and Dave Keil 1989-4-21 354 Los Angeles Along Big Pine Highway Comment
  UCR210095  Amelanchier utahensis R. G. Swinney 2008-8-13 9395 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  UC1929555  Amorpha californica Scott D. White, Justin Wood 2008-5-6 11933 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). Firestone Boy Scout Reservation. Comment
  RSA639066  Amorpha californica var. californica L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  RSA0079983  Amsinckia intermedia R. F. Thorne 1966-4-15 36000 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  RSA499944  Amsinckia intermedia M. B. Dunkle 1939-4-4 7263 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA638178  Amsinckia intermedia L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 579 Comment
  RSA702488  Amsinckia menziesii Scott D. White 2004-5-5 10303 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 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
  CAS-BOT-BC26820  Amsinckia palustris Alice Eastwood 1906-5-31 92 Los Angeles Near Bimini Baths Comment
  RSA184059  Amsinckia tessellata I. L. Wiggins 1966-4-17 20604 Los Angeles Hillside across valley to e of Alpine Butte Wildflower Sanctuary, N of Pearblossom Comment
  UCR141066  Amsinckia tessellata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UCR192170  Amsinckia tessellata var. gloriosa A. C. Sanders 2008-4-17 34933 Los Angeles Transverse Range, hills c. 1.5 miles SW of Neenach School, c. 1.5 mi. west of Pine Canyon 989 Comment
  RSA601894  Anagallis arvensis Louis C. Wheeler 1933-5-30 1755 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  RSA781223  Anagallis arvensis R. G. Swinney 2009-4-3 10276 Los Angeles Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  UC998923  Anagallis arvensis P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  UCR274998  Ancistrocarphus filagineus Michael Honer, Rachel Woodard 2006-4-24 2224 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile east of aqueduct; 1 mile north of Hwy 138 1006 Comment
  CATA753  Anemopsis californica Mark L. Hoefs 1991-5-22 1282 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  JEPS32856  Anisocoma acaulis E. R. Blakley 1958-5-9 2265 Los Angeles hills 2 mi e Gorman 1097 Comment
  SBBG33447  Anisocoma acaulis A. D. E. Elmer -Jun-1902 3605 Los Angeles Acton Comment
  UCR280742  Anisocoma acaulis R. G. Swinney 2014-4-23 16165 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
  UCD97918  Anredera cordifolia Peter Shamble 1964-12-18 s.n. Los Angeles Excel Lawn Service, 3440 N. Magnum St., Baldwin Park. Comment
  UC891822  Anthemis cotula I. W. Clokey and B. C. Templeton 1936-5-18 5663 Los Angeles Puddingston Reservoir Comment
  CAS-BOT-BC84664  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles End of small canyon 1/2 mi east of intersection of Colima Ave & Punta del Este St north of Whittier Comment
  RSA670957  Anthriscus caucalis Joseph M. Keefe 2001-3-19 31186 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  UCR217432  Anthriscus caucalis R. G. Swinney 2009-3-10 10057 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR270678  Antirrhinum coulterianum R. G. Swinney 2011-5-24 14808 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA0116689  Antirrhinum kelloggii R. G. Swinney 2010-5-25 12926 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCD127239  Apium graveolens P. B. Kennedy 1918-7-16 s.n. Los Angeles around Los Angeles High School. Comment
  UCR210263  Aquilegia formosa R. G. Swinney 2008-8-14 9432 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  RSA503186  Aquilegia formosa Gary D. Wallace 1975-7-12 1444 Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  LA210046  Arabis glabra var. glabra Martha Hilend; 1951-3-5 Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  RSA482602  Arabis perennans F. R. Fosberg 1931-8-14 800 Los Angeles Pine flats, First Camp, N fork San Gabriel Canyon, San Gabriel Mts. 1500 Comment
  RSA0011595  Arabis pulchra var. pulchra Orlando Mistretta, Christine Mistretta 2011-6-15 5690 Los Angeles Northern edge of San Gabriel Mountains, 1.1 air miles N of Aliso Cyn Rd, 1.3 air miles W of Angeles Forest Hwy, 2.4 air miles S of Vincent. 1046 Comment
  RSA733083  Arabis pulchra var. pulchra R. G. Swinney 2001-4-18 7900 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  UCR129935  Arabis pulchra var. pulchra Orlando Mistretta 1994-4-15 1067 Los Angeles San Gabriel Mtns, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1250 Comment
  RSA749649  Arceuthobium californicum R. G. Swinney 2001-9-15 8184 Los Angeles Little Jimmy Spring 2256 Comment
  CAS-BOT-BC410061  Arceuthobium divaricatum Louis C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains, Punchbowl Canyon 1493 Comment
  RSA715422  Arceuthobium divaricatum R. G. Swinney 1997-9-6 5864 Los Angeles Forest Service Rd 4N06 (up Mescal Cyn), 2.6 mi N of Big Pines Rd. About 10 mi W of FS Rd. 75 meters S of only point where stream crosses road. 1585 Comment
  POM209632  Arctostaphylos catalinae C. B. Wolf 1932-5-13 3626 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA253130  Arctostaphylos catalinae Gary D. Wallace, Mark Hoefs 1975-3-23 1412 Los Angeles Santa Catalina Island above road from Avalon ca. 1/8 mi. S of Haypress Reservoir. 411 Comment
  UCR58367  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Santa Catalina Island, Canyon above Whites Landing 457 Comment
  IRVC26179  Arctostaphylos glandulosa A. C. Sanders, Mark A. Elvin 2003-6-18 26965 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  RSA626678  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15784 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626818  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-10 21998 Los Angeles Road 7N23, north of Burnt Peak. 1425 Comment
  RSA17554  Arctostaphylos glandulosa subsp. gabrielensis C. B. Wolf 1936-5-27 7850 Los Angeles Aliso Canyon to Buckhorn flats road, Tie Camp summit 1524 Comment
  RSA626802  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-15 22103 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA630286  Arctostaphylos glandulosa subsp. mollis LeRoy Gross 1999-2-13 109 Los Angeles San Gabriel Mountains.: Big Santa Anita Canyon 762 Comment
  RSA631531  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15996 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  RSA631589  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15959 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631631  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15853 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  UCR271742  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 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
  UC213253  Arctostaphylos parryana I. M. Johnston 1917-7-4 1468 Los Angeles San Antonio Mountains 1828 Comment
  RSA634361  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20620 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634769  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20429 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
  RSA634777  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20339 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635107  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20434 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
  UCSB9380  Arctostaphylos pungens Wedberg, Lee 1954-3-22 Los Angeles Near Vincent Comment
  UCR190908  Arenaria macradenia R. G. Swinney 1998-7-2 6240 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA600066  Arenaria macradenia var. arcuifolia Steve Boyd, Lauren Raz 1997-5-20 9821 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  UCR95585  Arenaria macradenia var. arcuifolia Steve Boyd, Mark Elvin, V. Jotikasthira 1996-6-25 8895 Los Angeles Liebre Mountains, N slope of Sawmill Mtn., along 7N08 c. 2.2 mi north of jct with 7N23. 1463 Comment
  UC990917  Arenaria macradenia var. macradenia D. F. Howe 1947-5-4 Los Angeles e Mint Canyon 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
  SD69502  Aristida adscensionis Robert F. Thorne 1966-4-7 35942 Los Angeles Santa Catalina Island, dry south-southeast-facing rocky slope at Cherry valley. 60 Comment
  SEINET10901420  Aristida adscensionis Robert F. Thorne, Mae Z. Thorne 1973-2-12 Thorne 42473 Los Angeles Santa Catalina Island: N of Marine Science Station at Fisherman's Cove; bare, clayey openings in coastal sage scrub. 46 Comment
  CAS-BOT-BC137516  Aristida purpurea var. purpurea Louis C. Wheeler 1934-4-15 2525 Los Angeles San Gabriel Mountains. Liveoak Canyon. 487 Comment
  SBBG62486  Artemisia R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  LA200156  Artemisia californica Michael Neuman; November 1983 10 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon Comment
  RSA670297  Artemisia californica Joseph M. Keefe 2001-3-19 31140 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
  SD217209  Artemisia californica Steve Boyd, Tim Ross & Laurel Arnseth 1990-4-8 4420 Los Angeles San Clemente Island, east side of island; Bryce Canyon near Malo Point Comment
  SDSU6168  Artemisia californica A. H. Gallup 1948-1-17 97 Los Angeles On foothill blvd. east of Claremont 1/2 mile. 366 Comment
  POM304732  Artemisia douglasiana Henry J. Ramsey, Henry J. Ramsey 1937-9-2 164 Los Angeles Angeles Crest Highway. Comment
  CAS-BOT-BC90349  Artemisia douglasiana L. R. Abrams 1901-8-21 2181 Los Angeles Ballona Comment
  POM49717  Artemisia douglasiana L. R. Abrams 1901-08 2181 Los Angeles Ballona Creek. Comment
  RSA729581  Artemisia dracunculus R. G. Swinney 1999-4-5 7061 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
  RSA417310  Artemisia dracunculus H. de Forest 1932-10-16 s.n. Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  LA210517  Artemisia tridentata subsp. parishii Norman C. Cooper; 1943-11-21 984 Los Angeles Mint Canyon, W of Ranger Station. 761 Comment
  LA202947  Artemisia tridentata subsp. tridentata T. A. Geissman; TAG- 31966 -ATA Los Angeles on the road to Big Pine, 3 mi. E of Valyermo Comment
  POM246789  Arthrocnemum subterminale F. R. Fosberg 1931-5-17 4888 Los Angeles Santa Catalina Island. Little Harbor. 5 Comment
  RSA478871  Arthrocnemum subterminale F. R. Fosberg 1930-6-30 S 3057 Los Angeles Del Rey 1 Comment
  CDA22416  Asarum caudatum G. C. Fleischman 1955-6-28 Los Angeles Varva Estate, UCLA. 0 Comment
  RSA589064  Asclepias californica Orlando Mistretta 1994-6-6 1327 Los Angeles SAN GABRIEL MTNS: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  SJSU13466  Asclepias fascicularis C. W. Sharsmith 1940-8-29 4229 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  SEINET7112699  Asclepias fascicularis G. B. Grant 1904-7-8 6319 Los Angeles Cienega Comment
  RSA401113  Asclepias vestita Robert Gustafson, Christopher Davidson 1977-4-20 418 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  RSA226250  Aspidotis californica Gary D. Cromwell, David W. Wheat 1971-4-30 600 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  CAS-BOT-BC68853  Aspidotis californica S. S. Berry 1901-6-1 s.n. Los Angeles Claremont Comment
  RSA686321  Aspidotis californica George B. Grant 1903-1 s.n. Los Angeles Santa Monica Range Comment
  CHSC8346  Asplenium vespertinum Edward L. Smith 1957-2-20 330 Los Angeles Located in Upper Palmer Canyon, San Gabriel Mtns. 762 Comment
  RSA0011735  Asplenium vespertinum F. W. Peirson 1921-6-21 2840 Los Angeles West Fork of San Gabriel River. 610 Comment
  RSA417651  Aster subulatus var. ligulatus Robert Gustafson 1980-9-16 1922 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  UCR127207  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 Los Angeles Western San Gabriel Mtns., SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property 396 Comment
  CAS-BOT-BC182301  Astragalus didymocarpus var. didymocarpus H. L. Mason 1926-4-26 2963 Los Angeles Four miles west of Saugus Comment
  SEINET2059876 Image available Astragalus didymocarpus var. dispermus A. C. Sanders, E. J. Lawlor 1988-4-3 7757 Los Angeles SW end of the Tehachapi Mountains, 1 mile NW of Gorman on a gas line road, 0.4 miles above the old hwy. 1280 Comment
  RSA646287  Astragalus douglasii var. douglasii Orlando Mistretta 1992-9-14 s.n. Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  RSA415514  Astragalus gambelianus F. R. Fosberg 1931-5-7 54841 Los Angeles Santa Catalina Island. Cape Blanco, Cottonwood Canyon. 200 Comment
  PASA2733  Astragalus layneae M. Stason, F. Brubaker 1930-5-18 215 Los Angeles Lovejoy Buttes, Mohave Desert Comment
  RSA596973  Astragalus leucolobus R. G. Swinney 1996-5-27 4864 Los Angeles Eastern San Gabriel Mountains: N of Wrightwood, E of Table Mountain, ca. 0.25 mile SE of Smithsonian Observatory 2195 Comment
  SBBG31541  Astragalus miguelensis R. M. Beauchamp 1967-3-19 323 Los Angeles sandy area S of the runway, Sherman Field Comment
  SEINET10877851  Astragalus miguelensis Meryle B. Dunkle 1939-4-5 Dunkle 7267 Los Angeles Channel Islands Biological Survey. China Point, San Clemente Island. Comment
  RSA96523  Astragalus pomonensis E. K. Balls 1954-1-8 18719 Los Angeles Native to Botanic Garden site, open area among rocks. Claremont. 366 Comment
  RSA3490  Astragalus trichopodus C. B. Wolf 1932-5-9 s.n Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  CATA1670  Astragalus trichopodus var. lonchus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2961 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  LA200433  Astragalus trichopodus var. lonchus Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  SBBG128437  Astragalus trichopodus var. lonchus M. L. Hoefs 1995-5-23 2072 Los Angeles Middle Cyn near jct of Middle Cyn Rd and rd to Camp Cactus 118 Comment
  UC520027  Astragalus trichopodus var. lonchus Joseph Andorfer Ewan 1932-5-19 7543 Los Angeles near Power House (Playa del Rey, deep sand along base of hills); Playa del Rey Comment
  LA200440  Astragalus trichopodus var. phoxus Louis Wheeler; 1931-11-11 345 A Los Angeles 518 Comment
  RSA226106  Astragalus trichopodus var. phoxus R. F. Thorne 1971-6-17 39913 a Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  UC863175  Astragalus trichopodus var. phoxus I. W. Clokey and B. C. Templeton 1930-4-8 4647 Los Angeles San Francisquito Canyon 800 Comment
  UCD105469  Astragalus trichopodus var. phoxus F. E. Todd 1935-6-15 s.n. Los Angeles Elizabeth Canyon. Comment
  SBBG13701  Atriplex argentea var. expansa P. H. Raven 1962-7-10 17964 Los Angeles summit of island above Wilson Cove 137 Comment
  RSA156352  Atriplex californica L. R. Abrams 1902-6-9 2498 Los Angeles Playa Del Rey Comment
  RSA65361  Atriplex canescens F. W. Peirson 1921-11-11 2598 Los Angeles Lower Bouquet Canyon. Comment
  CAS-BOT-BC168282  Atriplex canescens var. canescens A. D. E. Elmer 1902-6-1 3647 Los Angeles Lancaster Comment
  RSA544565  Atriplex coulteri T. S. Ross, Elizabeth Kellogg 1992-4-13 6143 Los Angeles San Clemente Island: NW part of the island. Coastal terrace in the vicinity of Darter. (340 NNW, 1140m distant from 199'BM near Flasher; ca 250m NNW of the shifting sands.) 18 Comment
  SD60407  Atriplex coulteri Peter H. Raven 1962-5-21 17799 Los Angeles Santa Catalina Island; road from Middle Ranch to Bullrush Canyon. 245 Comment
  CATA2961  Atriplex lentiformis Amy Catalano 2016-1-12 002 Los Angeles Santa Catalina Island: Just inside and to the right of the gate to the Laura Stein Volunteer Camp, about 2 meters from the road to the camp 371 Comment
  OBI35621  Atriplex lentiformis Rebecca Cicoria 1981-4-23 14 Los Angeles 1/2 mi from Rolling Hills Fire STation down Portuguese Canyon, Rancho Palos Verdes Comment
  POM278745  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-11-24 571 Los Angeles 6 miles W. of Topanga Canyon at base of coastal bluff (just SE of Malibu Creek) Comment
  POM122757  Atriplex leucophylla Marcus E. Jones 1925-9-19 s.n. Los Angeles Seal Beach Comment
  RSA706655  Atriplex micrantha A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley. 300 Comment
  SBBG98  Atriplex polycarpa R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  SBBG72586  Atriplex rosea R. Hoffmann 1927-8-30 Los Angeles W of Castaic Comment
  RSA5213  Atriplex rosea C. B. Wolf 1932-9-13 s.n. Los Angeles Bryant Ranch. S.W. side of SE 1/4 sect. 27., (460 ft. east and 100 ft. no. of SW corner of SE 1/4 sect. 27. T4S R12W). 5 Comment
  RSA678870  Atriplex semibaccata Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  OBI69347  Atriplex semibaccata John Knapp, Denise Knapp 2002-11-27 12 Los Angeles Santa Catalina Island. N3695250.68 E362971.34 2 Comment
  UC1587710  Atriplex semibaccata Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5064 Los Angeles rocky draw sw of and above pier operations San Clemente Island (Lower Wilson Cove Canyon); , Lower Wilson Cove Canyon 15 Comment
  IRVC28702  Atriplex serenana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25489 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  RSA422253  Atriplex serenana Anstruther Davidson 1900-07 2941 Los Angeles City streets, Los Angeles. Comment
  RSA478350  Atriplex subspicata M. B. Dunkle 1930-7-23 2440 Los Angeles Little Harbor, Santa Catalina Island. Comment
  POM18433  Atriplex watsonii P. A. Munz 1923-4-11 6765 Los Angeles San Clemente Island, bluffs on west coast. Comment
  RSA639186  Avena barbata L. C. Wheeler 1967-5-15 9569 Los Angeles San Gabriel Mountains: Ridgetop ESE of Fremont Pass. 595 Comment
  RSA648716  Avena fatua Dolores Perez 1981-4-26 27 Los Angeles Zayanta Dr. at junction of 79th ST. in Playa del Rey. Comment
  UCR200178  Avena sativa Valerie Soza, Laura A. Moore 2000-5-10 846 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, west of peak ''1936' 579 Comment
  CDA1753  Axonopus fissifolius G. C. Fleischman 1954-11-2 Los Angeles Joseph A. Geohegan, 147 Annandale Rd., Pasadena. 0 Comment
  RSA694978  Azolla filiculoides Freda Detmers 1928-10-17 s.n. Los Angeles Verdugo Woodlands. Comment
  SD178109  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 Los Angeles Northeast end of Santa Susan Mountains; Santa Clara riverbed at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 289 Comment
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Mar 18 2011
  CAS-BOT-BC98734  Baccharis douglasii Ernest Braunton 1902-7-1 602 Los Angeles L.A. River, Los Angeles Comment
  SBBG94233  Baccharis glutinosa F. R. Fosberg 1931-5-18 4906 Los Angeles Cottonwood Cyn near mouth 30 Comment
  JEPS26125  Baccharis plummerae subsp. plummerae Peter H. Raven and Henry J. Thompson 1958-10-11 13749 A Los Angeles 1.8 mi n of Coast Highway Tuna Canyon (Tuna Canyon, Santa Monica Mountains); Santa Monica Mountains 426 Comment
  UCR205526  Baccharis salicifolia A. C. Sanders, T. B. Salvato 2009-5-19 36811 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UC166762  Baccharis salicifolia subsp. salicifolia Geo. B. Grant 1904-5-5 97 Los Angeles Arroyo Seco Canyon San Gabriel Mts., Arroyo Seco Canyon 609 Comment
  RSA713823  Baccharis sarothroides Mark Elvin 2003-6-12 2947 Los Angeles Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road. 366 Comment
  RSA727622  Bahiopsis laciniata R. G. Swinney 1998-5-4 6045 Los Angeles San Gabriel Valley: Irwindale-Azusa boundary, old gravel pit immediately north of 210 Fwy. 168 Comment
  SEINET11861884  Balsamorhiza deltoidea J. F. Bright, Wyman, C. 1933-4-17 8383 Los Angeles Boquet Canyon Comment
  POM123140  Batis maritima Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  UCR205626  Berberis nevinii A. C. Sanders, T. B. Salvato 2009-5-21 36892 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  SD241718  Berula erecta R. G. Swinney 2009-5-8 10700 Los Angeles Transverse Range; San Gabriel Mountains; Azusa, El Encanto Azusa River Wilderness Park (Azusa 7.5'Q) 305 Comment
  CATA1648  Beta vulgaris Mark L. Hoefs, Steven A. Junak 1998-6-12 2931 Los Angeles Santa Catalina Island: Hillside above Catalina Harbor 14 Comment
  POM53945  Bidens laevis Edward L. Greene 1903-10-1 3727 Los Angeles Pomona. Comment
  POM350848  Bidens pilosa Ora M. Clark 1929-2-3 1509 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  RSA585153  Boechera Timothy S. Ross, S. D. Boyd 1990-5-31 2734 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA329737  Boechera californica Gary D. Wallace 1966-3-25 220 Los Angeles Millard Canyon north of Pasadena 915 Comment
  UC205864  Boechera platysperma I. Johnston 1917-7-3 1465 Los Angeles Upper San Antonio Canyon Comment
  SBBG126037  Boechera pulchra A. Parikh, N. Gale 2010-5-24 3209 Los Angeles Sierra Pelona, 5.0 km W of State Hwy 14, 1.6 km SW of California Aqueduct 1020 Comment
  CATA403  Bolboschoenus maritimus subsp. paludosus Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 529 Los Angeles Santa Catalina Island: Little Harbor, just behind sand dune 3 Comment
  UCR143327  Bothriochloa barbinodis Albert J. Perkins 1920-2-16 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Glendora, Little Dalton Trail 488 Comment
  CAS-BOT-BC95420  Bowlesia incana P. A. Munz; Street; Williams 1919-4-19 2471 Los Angeles Lone Hill Comment
  RSA233415  Bowlesia incana R. F. Thorne 1966-4-15 36004 Los Angeles San Clemente Island. 2/3 mile SSE of Eel Point (and N of seal Cove), SW side of island. 46 Comment
  SBBG12444  Bowlesia incana P. H. Raven 1962-5-8 17597 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  RSA611076  Boykinia rotundifolia Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  UCR224006  Boykinia rotundifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11694 Los Angeles Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservency reserve lands. Comment
  CHSC34544  Brachychiton populneum James Henrickson 1973-6-23 10938 Los Angeles 1 1/2 mile north of Malibou, in tract of land at junction of Rambala Pacifico and Schueren Road. 426 Comment
  SBBG112930  Brassica geniculata S. A. Junak with M. L. Hoefs, K. Kirkland 1997-11-14 SCa 478 Los Angeles upper edge of camp at Emerald Bay, just N of Main Rd 18 Comment
  RSA66080  Brassica rapa F. W. Peirson 1919-1-26 306 Los Angeles Hills east of Rubio Canyon 548 Comment
  CAS-BOT-BC100401  Brickellia californica David D. Keck 1932-10-14 1954 Los Angeles North of Chatsworth city limits on first hill to west of Topango Canyon Blvd. (Santa Susana Ave.) Comment
  CAS-BOT-BC100435  Brickellia californica Carl B. Wolf 1932-10-4 4225 Los Angeles Santa Catalina Island. Avalon. Above the Amphitheatre 30 Comment
  LA31688  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-9-27 14550 Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Road, 1.0 mi E of Newton Canyon. 563 Comment
  SBBG109004  Brickellia californica S. A. Junak 1996-10-2 SCl 703 Los Angeles lower portion of Horse Cyn 30 Comment
  SBBG95414  Brickellia californica M. B. Dunkle 1928-3-11 1729 Los Angeles Grand Cyn 182 Comment
  SBBG95455  Brickellia californica M. B. Dunkle 1928-10-7 2012 Los Angeles Descanso Cyn Comment
  UCD129708  Brickellia californica Louis C. Wheeler 1954-9-1 7087 Los Angeles San Gabriel Mountains: Little Rock Creek, around 1 mile downstream from Cooper Creek. Comment
  UCR84502  Brickellia californica T. S. Ross 1990-8-17 3182 Los Angeles San Gabriel Mtns., S side of Prairie Fork 2027 Comment
  JEPS30437  Brickellia californica Peter H. Raven and Henry J. Thompson 1959-10-31 14725 Los Angeles Roadside banks in coastal sage, Manderville Canyon 5.8 mi N of Sunset Boulevard, Santa Monica Mountains. 365 Comment
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May 9 2014
  CAS-BOT-BC106148  Brickellia nevinii Fordyce Grinnell 1915-9-5 s.n. Los Angeles Echo Mts. - San Gabriel Mts. Comment
  JEPS30503  Brickellia nevinii Peter H. Raven and Henry J. Thompson 1959-10-31 14723 Los Angeles 5.8 mi n of Sunset Boulevard (Mandeville Canyon, Santa Monica Mountains); Santa Monica Mountains, Mandeville Canyon 365 Comment
  RSA535546  Brickellia nevinii Timothy S. Ross, Annette Ross 1991-9-7 5947 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 579 Comment
  SFV16469  Brickellia nevinii P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Roadcut along the old Ridge Route between Castaic Lake and Highway 138. Comment
  SBBG108926  Brodiaea kinkiensis S. A. Junak 1997-4-24 SCl 867 Los Angeles N of Wall Rock Cyn, S of Arizona Rd 335 Comment
  RSA0097777  Bromus R. G. Swinney 2011-7-8 15491 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR204850  Bromus R. G. Swinney 2005-8-9 8417 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA151290  Bromus berteroanus P. H. Raven 1962-4-10 17185 Los Angeles San Clemente Island. Small arroyo above Wilson's Cove 61 Comment
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Mar 27 2011
  SEINET901504  Bromus carinatus Tim Ross, Steve Boyd 1990-1 3489 Los Angeles Camp Verdugo Pines and vicinity; Northerly draw draining to Jackson Lake; Mescal Creek 7.5; (QUAD); Rancho Santa Ana Botanic Garden 1877 Comment
  SEINET4345041  Bromus carinatus G. B. Grant 1904-4-27 117 a/6162 Los Angeles Pasadena, So. Cal. Comment
  SEINET943644  Bromus carinatus var. carinatus Steve Boyd, Walter Appleby 1993-1 8164 Los Angeles Western San Gabriel Mountains, N. of Sylmar and S. of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along ridgeline on western side of Loop Canyon; Rancho Santa Ana Botanic Garden 792 Comment
  UC1586197  Bromus carinatus var. carinatus Tim Ross 1991-8-16 5814 Los Angeles San Gabriel Mountain, Horse Flats Horse Flats; San Gabriel Mountain, Horse Flats 1719 Comment
  UCR147054  Bromus carinatus var. carinatus L. C. Wheeler 1967-9-5 10691 Los Angeles Transverse Ranges/San Gabriel Mtns, Lupine Campground, Prairie Fork 1982 Comment
  RSA0092868  Bromus catharticus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 367 Los Angeles Santa Catalina Island: Skull Canyon, at edge of hayfield at storage yard gate, ca. 0.4 road miles from intersection with Middle Ranch Canyon Road. 229 Comment
  CAS-BOT-BC156115  Bromus diandrus M. B. Dunkle 1939-5-30 8141 Los Angeles Santa Barbara Island. East side landing. Comment
  UC1131179  Bromus diandrus H. A. Jensen 1933-4-10 285 Los Angeles Hollywood Lake 243 Comment
  UCR198390  Bromus diandrus Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 674 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCR51555  Bromus grandis Lyman Benson 1945-6-5 11766 Los Angeles Transverse Ranges; San Gabriel Mountains, Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road 1372 Comment
  UCR271238  Bromus hallii R. G. Swinney 2011-6-1 14966 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  RSA0116280  Bromus hordeaceus R. G. Swinney 2010-6-1 13162 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
  SDSU5347  Bromus hordeaceus Gerald Collier 1951-4-28 M 59 Los Angeles 3634 N. Muscatel Avenue, Rosemead. Weedy lot. Comment
  UCR272710  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles Channel Islands, San Clemente Island. Pyramid Cove 91 Comment
  UC1117453  Bromus laevipes Peter H. Raven 1962-5-20 17772 Los Angeles road above Pebbly Beach (Santa Catalina Island); Santa Catalina Island 60 Comment
  RSA0112842  Bromus madritensis Steven A. Junak 1999-5-21 SCa- 964 Los Angeles Santa Catalina Island. At ridge just E of KBRt Radio Station, along S side of Airport Road, plants stop, on E side of KBRT Valley. 445 Comment
  LA33362  Bromus madritensis subsp. rubens Peter H. Raven; 1959-5-3 14056 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  LA43826  Bromus madritensis subsp. rubens Carl Epling; 1925-4-18 6764 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA13822  Bromus rubens Carl Epling; M. Epling May 1925 sn Los Angeles Palmdale, 3 mi. SW Comment
  POM49462  Bromus rubens L. W. Nuttall 1920-5-14 s.n. Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach Canyon. Comment
  RSA536057  Bromus rubens Timothy S. Ross 1991-5-21 5387 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  SEINET3221611 Image available Bromus rubens J. Harry Lehr 1971-4-12 325 Los Angeles North side Rt. 138, 7.1 mi east of Pear Blossom. San Gabriel Mountains. 1219 Comment
  IRVC26335  Bromus sterilis A. C. Sanders, Andy Thompson 2003-4-15 25993 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  UCD36582  Bromus tectorum Beecher Crampton 1955-4-28 2729 Los Angeles Los Angeles County, 15.5 miles west of Lancaster, along old State Highway 138. Comment
  UC1870201  Buddleja asiatica LeRoy Gross 2001-5-28 410 Los Angeles Los Angeles Basin region: Verdugo Mountains, S side; Start from dead end st Mesa Lila Rd, in Verdugo City. Climb ridge between Henderson and Engleheard Cyns to main crest, then went a short distance down Brand Park Mountain Way from Verdugo Mountain Way. 548 Comment
  CATA3438  Caesalpinia spinosa Julia Parish, Peter Dixon 2017-8-22 032 Los Angeles Santa Catalina Island: Interior; Black Jack Campground, Southwest hillside among pines 465 Comment
  UCR97793  Cakile maritima Scott D. White 1997-3-12 4732 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA733091  Calandrinia ciliata R. G. Swinney 2001-4-17 7873 Los Angeles Glendora, Morgan Canyon plateau 402 Comment
  RSA799927  Calandrinia ciliata Justin M. Wood 2009-3-20 368 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  SBBG112784  Calandrinia menziesii S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 535 Los Angeles just E of Haypress Reservoir on S side of main rd 402 Comment
  SBBG130716  Calandrinia menziesii S. A. Junak 2000-4-1 SCa 1161 Los Angeles Cherry Cyn, above main rd 79 Comment
  RSA352844  Calocedrus decurrens V. V. Giles 1936-7-5 230 Los Angeles Crystal Lake Comment
  SEINET13387015 Image available Calocedrus decurrens R. G. Swinney 2011-1 15769 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  UC1922247  Calocedrus decurrens Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1348 Los Angeles Transverse Ranges; Verdugo Mountains region; Near intersection of La Tuna Canyon and Las Barras Canyon at lower end of Hostetter Mtwy. 473 Comment
  UCR242852  Calocedrus decurrens R. G. Swinney 2009-8-8 11507 Los Angeles Transverse Range; San Gabriel Mtns., 0.2-1 mi. north of summit of Pacifico Mtn., SE fork of Santiago Canyon 2055 Comment
  HSC15347  Calochortus catalinae David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA377300  Calochortus catalinae Gale Sphon 1955-5-5 s.n. Los Angeles 0.5 miles west of Beverly Glen on Mulholland Drive Comment
  UC741287  Calochortus catalinae B. C. Templeton 1939-4-19 4587 Los Angeles Huntington Palisades Santa Monica Mountains Comment
  UC843638  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles divide between Hamilton Canyon Descanso Canyon; Santa Catalina Island 200 Comment
  UCR190530  Calochortus catalinae R. G. Swinney 1990-5-2 1581 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora, at east end of Eagle Ridge, north of new homes 305 Comment
  UCR65200  Calochortus catalinae F. R. Fosberg 1931-4-2 S- 04456 Los Angeles Channel Islands, Santa Catalina Island, divide between Hamilton and Descanso Canyons 250 Comment
  SBBG122075  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-20 1747 Los Angeles N of Santa Clara River, 3 mi NW of Castaic Junction, S slopes of Hasley Cyn 385 Comment
  SD112787  Calochortus kennedyi Darley F. Howe 1947-5-4 1544 Los Angeles Antelope Valley. Comment
  RSA587976  Calochortus kennedyi var. kennedyi J. Aug Kusche 1922-05 s.n. Los Angeles Hard clay or gravelly soil, Mohave Desert. Comment
  LA51409  Calochortus splendens Henry J. Thompson; 1960-6-7 3074 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA377430  Calochortus splendens M. B. Dunkle 1931-4-22 2451 Los Angeles Little Canyon (Cape), Catalina Island. Comment
  SBBG94248  Calochortus splendens F. R. Fosberg 1931-5-7 4844 Los Angeles Sweetwater Cyn 160 Comment
  VVC2908  Calochortus striatus Tim Thomas 2014-5-4 6299 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  RSA165686  Calochortus venustus Wesley O. Griesel, B. Miller 1963-7-2 s.n Los Angeles Sawmill Campground, Sawmill Mt. 1677 Comment
  CAS-BOT-BC496766  Calochortus venustus G S Trowbridge 1915-5-13 s.n. Los Angeles Grapevine Canyon, near San Fernando Creek Comment
  POM30489  Calycadenia tenella George B. Grant 1904-5-24 s.n. Los Angeles Collected at Pasadena. Comment
  UCR281148  Calyptridium monandrum R. G. Swinney 2014-4-30 16255 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  SBBG118695  Calystegia O. Mistretta 1992-8-20 774 Los Angeles Mt Gleason, Tujunga Ranger District 1798 Comment
  UCR147280  Calystegia longipes Orlando Mistretta 1992-8-20 774 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  RSA0110841  Calystegia macrostegia subsp. arida R. G. Swinney 2011-4-26 14519 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA303599  Calystegia macrostegia subsp. intermedia Jim Shevock 1970-4-3 85 Los Angeles Topanga Canyon 427 Comment
  RSA609381  Calystegia macrostegia subsp. intermedia L. C. Wheeler 1930-5-17 s.n. Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA592499  Calystegia macrostegia subsp. macrostegia Mark Hoefs, Doug Propst 1973-3-14 120 Los Angeles Santa Catalina Island; near upper White's Landing Road. 152 Comment
  CHSC70115  Calystegia occidentalis subsp. fulcrata Robert A. Schlising 1972-5-28 3038 Los Angeles San Gabriel Mountains, near Wrightwood; Hwy N4 at Mile High, 7.2 miles NW of junction with Angeles Crest Highway (Hwy 2). Comment
  RSA642420  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1995-6-23 1841 Los Angeles San Gabriel Mountains: Lookout Mountain trail. 1814 Comment
  UCR238641  Calystegia occidentalis subsp. fulcrata Anuja Parikh, Nathan Gale 2010-6-18 3331 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km north of State Hwy 2, Angeles Crest Hwy, 0.3 km west of Upper Big Tujunga Canyon Road, under powerlines 1225 Comment
  CAS-BOT-BC215914  Calystegia peirsonii Lauren Raz; Steve Boyd 1997-5-1 9679 Los Angeles Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-souteast of Lincoln Crest, the head of Bouquet Canyon, Liebre Mountains 1511 Comment
  JEPS53274  Camelina microcarpa Frank W. Peirson 1922-7-7 3181 Los Angeles San Gabriel Mountain, Swartout Valley, Rangers Cabin Swartout Valley; San Gabriel Mountain, , Rangers Cabin 1798 Comment
  POM159464  Camissonia bistorta Thomas Craig 1927-6-19 466 Los Angeles Soledad Canon.[canyon] Comment
  RSA599487  Camissonia bistorta Steve Boyd, Lauren Raz 1997-3-25 9312 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA709833  Camissonia bistorta A. C. Sanders 2003-5-22 26825 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
  RSA642274  Camissonia boothii subsp. decorticans Orlando Mistretta 1994-8-4 1453 b Los Angeles Horse Canyon shooting area. Comment
  RSA670671  Camissonia californica I. W. Clokey, Bonnie C. Templeton 1929-04 4459 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UCR281314  Camissonia californica R. G. Swinney 2014-5-8 16444 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
  CHSC106704  Camissonia campestris subsp. campestris Barbara Ertter; L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7478 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2). Comment
  HSC16476  Camissonia campestris subsp. campestris C. S. Apperson 1967-6-11 Los Angeles 3 mi. up Haskell Cyn. Rd. off Bouquet Cyn. Rd. Comment
  RSA144784  Camissonia campestris subsp. campestris E. G. Linsley, J. W. McSwain 1960-5-3 60 -41 Los Angeles Along state Highway 138, 0.5 miles east of Gorman-Lancaster junction. Comment
  UC1186525  Camissonia campestris subsp. campestris E. G. Linsley and J. W. MacSwain 1960-5-3 60 -41 Los Angeles Hwy 138 0.5 mi e Gorman-Lancaster junction Comment
  RSA503385  Camissonia cheiranthifolia subsp. suffruticosa Gary D. Wallace, D. Wilken 1966-3-18 168 Los Angeles On the coast at West Beach, Point Dume, just west of Malibu along Hwy 1. Comment
  RSA545203  Camissonia hirtella Tim S. Ross 1992-5-17 6339 Los Angeles San Gabriel Mountains: center W side of the San Gabriel Reservoir; short easterly spur canyon along Highway 39. 463 Comment
  UCR276907  Camissonia hirtella R. G. Swinney 2011-3-29 14248 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  POM128778  Camissonia hirtella Thomas Craig, Simonds 1927-4-30 225 Los Angeles 2 miles above mouth of Evey Canyon, San Gabriel Mts. Comment
  RSA762266  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2008-5-5 2639 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  RSA449020  Camissonia micrantha F. R. Fosberg 1931-3-20 S 4315 Los Angeles Mouth of Hamilton Canyon, Santa Catalina Island 2 Comment
  UCR241709  Camissonia micrantha Dan S. Cooper 2012-4-14 412- 20 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park, Vermont Canyon area, near mouth of canyon behind tennis courts 259 Comment
  RSA213413  Camissonia robusta M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA571284  Camissonia strigulosa Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8325 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  UC306302  Camissonia strigulosa I. Johnston 1917-7-1 1442 Los Angeles near Browns Flats Comment
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May 15 2007
  LA105302  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Barry A. Prigge; David S. Verity 1988-10-6 8338 .2 Los Angeles 12 Comment
  UC1537656  Camissoniopsis micrantha Gordon H. True Jr. 1938-6-22 883 Los Angeles near Bouquet Dam (roadside); Bouquet Canyon 609 Comment
  SBBG70069  Canbya candida Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  RSA724802  Cardamine californica K. Dobry 1992-9-14 d- 1131 Los Angeles West Santa Monica Mts. Along East Arroyo Sequit at Camp Shalom Comment
  UCR200210  Cardamine oligosperma Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 882 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  UCR207706  Cardamine oligosperma Justin M. Wood 2009-4-13 480 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  RSA531016  Cardaria draba E. S. Spalding 1924-4-15 s.n. Los Angeles Los Angeles, Ruderdle Comment
  RSA0092489  Carex R. G. Swinney 2011-5-12 14697 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek. West side of creek. 1183 Comment
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Sep 12 2018
  CAS-BOT-BC17656  Carex alma George B. Grant 1904-6-17 6305 Los Angeles Arroyo Seco Canyon. Comment
  JEPS45918  Carex alma Louis C. Wheeler 1933-7-4 1897 Los Angeles San Dimas Canyon San Gabriel Mts., San Dimas Canyon 533 Comment
  RSA585698  Carex alma Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3001 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UCR193171  Carex alma R. G. Swinney 1999-8-14 7618 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 1.3 air mi. ESE of Upper Fish Fork Campground 2268 Comment
  UCR262318  Carex alma Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5436 Los Angeles San Gabriel Mountains, Sheep Mountain Wilderness, Vincent Gulch, near head of canyon 1994 Comment
  CAS-BOT-BC17665  Carex alma Philip Alexander Munz 1937-5-4 15158 Los Angeles Evey Canyone north of Claremont. 762 Comment
  RSA0045417  Carex alma Wendy Boes, Andrew Wheeler 2009-7-13 2009 -050 Los Angeles San Grabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA547832  Carex alma Timothy S. Ross, Peter Fritsch 1990-6-20 3637 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
  RSA0127208  Carex aurea Louis C. Wheeler 1967-7-15 10020 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SD82929  Carex douglasii R. F. Thorne, M. Z. Thorne 1969-7-9 38548 Los Angeles San Gabriel Mountains, Angeles national Forest: Dry, open forest on summit of Table Mt. above Big Pines Ranger Station. 2133 Comment
  SEINET7547025  Carex flaccifolia G. B. Grant 1902-1 s.n. Los Angeles Pasadena Comment
  RSA748484  Carex fracta Orlando Mistretta 1992-7-6 633 Los Angeles Krakta Ridge, spring by road. Comment
  RSA88805  Carex phaeocephala F. W. Peirson 1922-7-21 4267 Los Angeles north slope of Mt. Antonio, San Gabriel Mts., line between Los Angeles and San Bernardino counties 2988 Comment
  UC167324  Carex schottii Geo. B. Grant May 1904 137 a Los Angeles Pasadena Comment
  UCR278358  Carex spissa Peter F. Zika, Nick Otting 2010-8-7 25306 Los Angeles South Coast, base of San Gabriel Canyon, east side of Route 39 250 Comment
  CAS-BOT-BC115638  Carex triquetra Peter H. Raven; Henry J. Thompson; Sidney R. Snow 1956-6-22 9456 Los Angeles Below Mulholland Drive above Sepulueda Blvd, Santa Monica Mts. Comment
  UCR92585  Carex triquetra F. M. Reed 1925-6-12 5242 Los Angeles San Gabriel Mtns/San Fernando Valley region, Sierra Madre Mountains, wash near La Canada. 701 Comment
  UCR58758  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles Channel Islands, east side of San Clemente Island, next major drainageway & canyon SE of Lemon Tank Comment
  SFV16023  Carpobrotus edulis A. M. Orcino, A. Sutton 1994-4-23 6 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  SBBG17964  Castilleja affinis E. R. Blakley 1963-4-7 5523 Los Angeles Middle Ranch Cyn, ca. 2.5 mi above Middle Ranch 274 Comment
  RSA167082  Castilleja affinis E. R. Blakley 1959-4-5 B- 2732 Los Angeles Beach Bluff on west side of Point Dune 15 Comment
  RSA82230  Castilleja affinis subsp. affinis F. W. Peirson 1921-3-6 2725 Los Angeles San Gabriel Wash. 213 Comment
  JEPS57112  Castilleja affinis subsp. affinis L. R. Heckard with P. C. Silva 1967-3-30 1589 Los Angeles w slope Point Dume (above beach) Comment
  UCR181318  Castilleja angustifolia R. G. Swinney 1997-6-13 5592 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  UCR223343  Castilleja applegatei R. G. Swinney 2009-5-27 10871 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA764941  Castilleja applegatei Doris Bowers 1954-3-20 s.n. Los Angeles Arroyo Seco Comment
  JEPS13643  Castilleja applegatei subsp. martinii Peter Kamb 1947-6-1 548 Los Angeles n slope Mt. Disappointment; San Gabriel Mts. 1463 Comment
  RSA589223  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2923 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
  RSA425902  Castilleja applegatei subsp. martinii Robert Gustafson 1985-5-8 3112 Los Angeles San Gabriel Mts., Angeles National Forest, Sawpit Canyon, about 1 1/2 miles above reservoir. Comment
  RSA448683  Castilleja applegatei subsp. martinii Bonnie C. Templeton 1932-6-17 4909 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA529192  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1991-7-24 5660 Los Angeles Granite Mountain. San Gabriel Mountain Range. 1936 Comment
  JEPS10329  Castilleja exserta subsp. exserta W. L. Jepson 1939-4-21 19223 Los Angeles Saugus Comment
  JEPS24220  Castilleja exserta subsp. exserta Peter H. Raven 1959-4-4 13970 Los Angeles just behind Point Dume; Santa Monica Mountains 15 Comment
  UC129589  Castilleja exserta subsp. exserta Geo. B. Grant 1905-4-4 885 -6462 Los Angeles Lincoln Park, Pasadena; Pasadena Comment
  RSA400540  Castilleja foliolosa R. M. Beauchamp 1967-3-20 349 Los Angeles Santa Catalina Island, above Abalone Point, south of Avalon Comment
  UC26419  Castilleja foliolosa Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA252968  Castilleja foliolosa Robert F. Thorne, C. W. Tilforth 1973-4-20 43117 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1037 Comment
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Dec 30 2013
  RSA624467  Castilleja foliolosa Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  RSA300701  Castilleja gleasoni James R. Shevock 1974-7-19 3737 Los Angeles Near Mt. Gleason along FS road below Dear Spring. San Gabriel Mountains. Angeles National Forest. 1768 Comment
  SD181332  Castilleja grisea Orlando Mistretta 1992-4-5 140 Los Angeles Channel Islands; San Clemente Island.: Guds Comment
  NY68086  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA0062693  Castilleja miniata subsp. miniata R. G. Swinney 2010-10-13 14016 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA82243  Castilleja miniata subsp. miniata F. W. Peirson 1921-7-17 2726 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  UCR256586  Castilleja subinclusa subsp. subinclusa Anuja Parikh, Nathan Gale 2011-6-6 3419 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km SW of California Aqueduct 1063 Comment
  SEINET3106299  Casuarina equisetifolia D. W. Jamieson 2003-12-27 Los Angeles Lynwood Comment
  UCSC001472  Catalpa bignonioides Peter Kamb 1947-5-25 542 Los Angeles Altadena 396 Comment
  RSA598106  Caulanthus coulteri var. coulteri Steve Boyd, Lauren Raz 1997-3-4 9153 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  UCSB33611  Caulanthus inflatus Cummings, C. 1965-4-12 Los Angeles Hi Vista 762 Comment
  CAS-BOT-BC47915  Ceanothus arboreus Carl B. Wolf 1932-5-9 3490 Los Angeles Santa Catalina Island - Along road to Renton Mine, about due west of Pebbly Beach 304 Comment
  RSA117384  Ceanothus arboreus Huron H. Smith 1912-6-1 5167 Los Angeles Summit, S. Catalina Is. Comment
  RSA261699  Ceanothus arboreus Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island Comment
  UC452582  Ceanothus crassifolius Geo. B. Grant 1901-1 147 Los Angeles Mt. Lowe Comment
  LA52214  Ceanothus crassifolius W. O. Griesel; April 1936 sn Los Angeles SANTA MONICA MOUNTAINS, Lake Elizabeth near Lake Sherwood. Comment
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Apr 22 2014
  CAS-BOT-BC48875  Ceanothus cuneatus Carl B. Wolf 1941-7-1 10939 Los Angeles Lower end of Bouquet Canyon, 3 2/10 mi. above Saugus, or about 1/2 mi. above crossing of aqueduct 396 Comment
  UC216131  Ceanothus cuneatus var. cuneatus Parish May 1921 3412 Los Angeles Bouquet Canyon Comment
  UC1070660  Ceanothus greggii var. vestitus H. A. Jensen 1933-5-24 309 Los Angeles Middle Fork of Alder Creek 1524 Comment
  RSA653038  Ceanothus integerrimus A. C. Sanders, D. Malueg 1998-6-24 22076 Los Angeles San Gabriel Mtns.: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  SFV16097  Ceanothus integerrimus J. M. Kneitel 1995-4-9 19 Los Angeles San Gabriel Mountains 4.7 miles north of USFS ranger station on Angeles Crest Highway. 50m from road. 279 Comment
  CAS-BOT-BC51032  Ceanothus integerrimus var. macrothyrsus Vernon Bailey 1907-9-25 1289 Los Angeles Mt. Lowe 1524 Comment
  LA30353  Ceanothus leucodermis Mary V. Hood; 1943-7-11 43- 84 -k* Los Angeles San Gabriel Mountains, Rd. near Charlton Flats 1310 Comment
  UCR266383  Ceanothus leucodermis D. E. Bramlet, Allison D. Rudalevige 2009-4-28 4371 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Big Tujunga Canyon Rd., across from nursery 416 Comment
  RSA304774  Ceanothus leucodermis James R. Shevock 1971-3-15 787 Los Angeles Angeles Crest Hwy, Los Angeles 762 Comment
  RSA399106  Ceanothus megacarpus Louis Greata 1901-04 s.n. Los Angeles Santa Monica Range, So. Calif. Comment
  CATA86  Ceanothus megacarpus var. insularis Peter Henrikson 1987-4-16 65 Los Angeles Santa Catalina Island: Ridge west of Patrick Reservoir 426 Comment
  LA43630  Ceanothus megacarpus var. megacarpus Harlan Lewis; 1940-2-24 1069 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  OBI26223  Ceanothus spinosus Mark Schneider 1973-5-3 27 Los Angeles 1/4 mi W of Topanga Cyn Blvd, topanga cyn, Santa Monica Mts Comment
  RSA128280  Ceanothus spinosus H. J. Thompson 1959-3-27 1891 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 750 Comment
  UC1861736  Ceanothus spinosus Scott D. White, John Green 2004-4-23 10231 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR16487  Ceanothus spinosus John Milbauer 1976-5-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., near Old Topanga Canyon Rd Comment
  UCR223807  Ceanothus vestitus R. G. Swinney 2009-6-17 11163 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  RSA608840  Celtis laevigata Louis C. Wheeler 1963-10-3 8400 Los Angeles Los Angeles: University Avenue and 27th Street. Comment
  SD69377  Centaurea solstitialis Robert F. Thorne 1966-9-14 36624 Los Angeles Santa Catalina Island; Middle Ranch Canyon. 214 Comment
  POM76330  Centaurium venustum Marcus E. Jones s.n. Los Angeles Los Angeles. Comment
  RSA747050  Centranthus ruber R. G. Swinney 2008-5-30 8873 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  SBBG132503  Centromadia parryi subsp. australis J. A. Greene 1997-9-12 Los Angeles intersection of Pacific Coast Hwy/Studebaker Rd, near Long Beach Marina 5 Comment
  CAS-BOT-BC179820  Centrostegia thurberi Margaret Stason 1927-5-14 s.n. Los Angeles Mohave Desert, near Palmdale Comment
  UCR223834  Centrostegia thurberi R. G. Swinney 2009-6-17 11170 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
  CAS-BOT-BC388297  Cerastium glomeratum Marcus E. Jones 1928-4-8 s.n. Los Angeles Johnson's Pasture, Claremont Comment
  RSA762068  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-16 3093 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  IRVC27791  Cercocarpus betuloides A. C. Sanders 2005-5-11 30188 Los Angeles Santa Clarita area, upper Plum Cyn along Plum Cyn Rd between crest and vernal pool on bench in mid cyn, NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 579 Comment
  LA47738  Cercocarpus betuloides Elizabeth McClintock; 1936-4-9 sn Los Angeles Sandbergs Comment
  UCSB2746  Cercocarpus betuloides var. betuloides Haller, Norman 1953-5-7 Los Angeles Mulholland Dr. near Sepulveda Blvd., Santa Monica Mts. 396 Comment
  CAS-BOT-BC137242  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-3 5367 Los Angeles Between Wrigley Reservoir and the SE fork of Gallagher Canyon, Santa Catalina Island 381 Comment
  SBBG31385  Cercocarpus betuloides var. blancheae R. F. Thorne, R. Rollins, D. Probst, R. Carolin 1967-3-13 36737 Los Angeles Salta Verde, Wild Boar Gully 167 Comment
  SDSU8983  Cercocarpus betuloides var. blancheae D. F. Howe 1953-5-2 2277 Los Angeles Wain Canyon, Santa Catalina Island. Comment
  UC859400  Cercocarpus betuloides var. blancheae Geo. C. Roeding 1922-2-18 Los Angeles Santa Catalina Island Comment
  RSA0080768  Cestrum nocturnum R. G. Swinney 2010-6-11 13247 Los Angeles Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mile north of Foothill Blvd. 184 Comment
  RSA708601  Chaenactis artemisiifolia Valerie L. Soza, LeRoy Gross 2001-5-9 1203 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 259 Comment
  SD41999  Chaenactis fremontii Darley F. Howe 1947-5-4 Los Angeles Near Vincent, Western Mohave Desert. Comment
  RSA585335  Chaenactis fremontii Timothy S. Ross 1991-4-27 4723 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  SD197671  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Gabriel Mountains: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Canyon. 353 Comment
  UCD130389  Chaenactis glabriuscula var. glabriuscula Wesley O. Griesel 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mountains. 914 Comment
  JEPS30603  Chaenactis glabriuscula var. glabriuscula Donald M. Kyhos 1957-4-12 57 -45 Los Angeles 3.2 mi below Guard Station; Soledad Canyon Comment
  RSA641680  Chaenactis santolinoides Orlando Mistretta 1993-6-2 847 Los Angeles San Gabriel Mountains: Viscinity of Mt. Baden Powell. Near Vincent Gap, north slope of Mt. Baden Powell above Vincent Gulch. 2042 Comment
  UCR23738  Chaenactis santolinoides John C. Roos 1947-5-31 3667 Los Angeles San Gabriel Mountains, Big Pines 2134 Comment
  SBBG65620  Chaenactis xantiana R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  UCSB6433  Chaenactis xantiana Kraebel, C. 1928-1 Los Angeles Ridge Route Burn Comment
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Dec 21 2014
  POM308348  Chamaesyce H. J. Ramsey 1937-5-16 3035 Los Angeles Altadena, N. Craig Avenue. Comment
  RSA631997  Chamaesyce melanadenia L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 601 Comment
  CDA20740  Chamaesyce serpens M. O'Brien 2006-5-18 s.n. Los Angeles Malibu Bluffs; above the intersection of Pacific Coast Hwy. and Malibu Rd. Comment
  RSA607517  Chamaesyce serpens L. C. Wheeler 1969-11-20 s.n. Los Angeles Mission Road & Parkside ave. Comment
  UC57510  Chamaesyce serpyllifolia J. H. Barber 1898-8-3 Los Angeles Topango Comment
  RSA729539  Cheilanthes covillei R. G. Swinney 1998-6-16 6981 Los Angeles Ridge c. 150m SE of summit of Lookout (Antonio) Mtn. 2012 Comment
  CLARK-A1528-2553  Chenopodium album John C. Roos 1947-8-17 Los Angeles San Fernando Valley Comment
  RSA610543  Chenopodium album L. C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  SEINET4560263  Chenopodium album R. F. Thorne 1970-1 41872 Los Angeles Claremont: Rancho Santa Ana Botanic Garden. 366 Comment
  POM11273  Chenopodium ambrosioides P. A. Munz 1921-10-15 4690 Los Angeles Orange grove, Claremont. 366 Comment
  UCR199984  Chenopodium botrys Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1364 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  SBBG131577  Chenopodium californicum S. A. Junak 2000-4-15 SCa 1225 Los Angeles E of Lone Tree, just inland from S-facing bluff top 408 Comment
  POM12232  Chenopodium californicum F. L. Robinson 1921-3-20 18 Los Angeles Claremont. Comment
  UCSB44903  Chenopodium californicum Batson, J. 1979-3-10 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  LA37419  Chenopodium multifidum Elizabeth McClintock; 1943-5-29 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SBBG131918  Chenopodium murale S. A. Junak 2000-6-29 SCa 1345 Los Angeles Bird Rock, near High Point, NW end of Opuntia patch 12 Comment
  CAS-BOT-BC460917  Chenopodium strictum var. glaucophyllum Peter H. Raven 1961-10-15 17846 Los Angeles San Gabriel River at Atherton Street, Long Beach 1 Comment
  SD44970  Chlorogalum pomeridianum Darley A. Howe 1952-9-14 2260 Los Angeles West side of Lookout Mountain, Santa Monica Mountains. Comment
  UCD138440  Chlorogalum pomeridianum Louis C. Wheeler 1973-8-2 s.n. Los Angeles San Gabriel Mountains: Coulter Reservoir, Sunset Ridge. 647 Comment
  RSA69291  Chlorogalum pomeridianum var. pomeridianum Frank W. Peirson 1918-6-28 10 Los Angeles Rubio Canyon 610 Comment
  RSA732843  Chorizanthe brevicornu var. brevicornu R. G. Swinney 2001-5-17 7951 Los Angeles Mojave Desert: Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  UCR232383  Chorizanthe spinosa Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8023 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 45 m west of Sierra Highway and 125 m south of Avenue F 703 Comment
  SD41997  Chorizanthe staticoides Darley F. Howe 1947-5-4 1571 Los Angeles Mint Canyon Comment
  UC52617  Chorizanthe staticoides J. H. Barber 1897-6-24 173 Los Angeles Mountains near Newhall (Southern California); Mountains near Newhall Comment
  RSA621303  Chorizanthe watsonii Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA601157  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1966-10-22 9042 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  UCR271187  Cirsium occidentale R. G. Swinney 2011-7-8 15471 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak 1256 Comment
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Jan 24 2017
  RSA587267  Cirsium occidentale var. californicum Orlando Mistretta 1994-5-13 1219 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  RSA0070680  Cirsium occidentale var. californicum Gary D. Cromwell, David W. Wheat 1971-4-30 608 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi NE of Glendora. 457 Comment
  RSA600186  Cirsium vulgare L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  RSA725130  Cistanthe monandra Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -61 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCR229489  Clarkia Jeremiah George 2011-7-19 s.n. Los Angeles South Coast, Palos Verdes Estates, east of end of Via Tejon at Malaga Dune 62 Comment
  UCR277028  Clarkia bottae R. G. Swinney 2010-5-25 12942 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  SD43733  Clarkia cylindrica Darley F. Howe 1948-5-29 1983 Los Angeles Santa Monica Mountains, California, Los Angeles County Comment
  UCSB4293  Clarkia dudleyana Wilson, Richard 1958-5-16 Los Angeles 24 miles west of Palmdale; on U.S. 6 Mint Canyon area 762 Comment
  SDSU8641  Clarkia epilobioides R. M. Beauchamp 1967-6-3 559 Los Angeles On grassy north slope in canyon south of thirst. San Clemente Island. Comment
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May 16 2008
  OBI5929  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1932-5-13 3624 Los Angeles Santa Catalina Island. 3.5 mi (by rd) from Avalon on way to Isthmus 366 Comment
  RSA617926  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-5-18 9645 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA448583  Clarkia unguiculata Fay A. MacFadden 1931-3-28 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA448591  Clarkia unguiculata M. Bisbee 1917-5-27 s.n. Los Angeles Roadside, Verdugo Canyon Comment
  RSA682668  Clarkia unguiculata LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1095 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCR108990  Clarkia unguiculata R. S. Woglum 1930-5-10 s.n. Los Angeles San Fernando Valley, North Hollywood Comment
  RSA590866  Claytonia parviflora subsp. parviflora Orlando Mistretta 1994-1 997 Los Angeles San Gabriel Mountains: Little Rock creek. slopes E of Little Rock Reservoir. 976 Comment
  RSA350988  Claytonia parviflora subsp. viridis Anstruther Davidson, Hasse 1906-6-6 1507 Los Angeles By rock Creek Comment
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May 14 2013
  UCR271053  Claytonia parviflora subsp. viridis R. G. Swinney 2011-6-6 15008 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  LA82413  Claytonia perfoliata subsp. mexicana O. H. Kappler; 1941-3-8 98 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0095316  Claytonia perfoliata subsp. mexicana Richard G. Swinney 2011-6-6 14990 Los Angeles San Gabriel Mountains: Charlton Flat (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA678773  Claytonia perfoliata subsp. mexicana V. Soza, LeRoy Gross 2002-5-8 1452 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  CAS-BOT-BC440118  Claytonia perfoliata subsp. perfoliata Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4404 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point. Comment
  UCR270148  Claytonia perfoliata subsp. perfoliata R. G. Swinney 2011-4-9 14372 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
  SBBG82786  Claytonia perfoliata subsp. perfoliata M. Bufkin -Apr-1895 Los Angeles cyns near Pasadena Comment
  CAS-BOT-BC91394  Clematis lasiantha Peter H. Raven; Robert F. Thorne 1964-5-7 19008 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  LA211931  Clematis lasiantha Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5119 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  PASA2397  Clematis lasiantha 1939-5-12 Los Angeles San Dimas canyon Comment
  LA201856  Clematis ligusticifolia Peter H. Raven; 2003-9-4 Los Angeles Comment
  RSA65788  Cleomella obtusifolia F. W. Peirson 1933-5-13 10661 Los Angeles 12 miles south of Muroc. Comment
  UC56204  Collinsia bartsiifolia var. bartsiifolia H. M. Hall May 1 1902-May 3 1902 3062 b Los Angeles vicinity of Elizabeth Lake; Antelope Valley 1066 Comment
  RSA763229  Collinsia callosa Justin M. Wood 2010-5-10 1565 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA412211  Collinsia childii H. de Forest 1931-06 s.n. Los Angeles Along Ridge Route. Comment
  LA82039  Collinsia heterophylla O. H. Kappler; 1941-4-27 233 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0117355  Collinsia parryi R. S. Woglum 1932-4-9 s.n. Los Angeles Mojave Desert: Palmdale. Comment
  POM186510  Conium maculatum L. Crutcher 1933-6-21 s.n. Los Angeles Low waste place, 7th Street Bridge, Long Beach Comment
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Oct 31 2011
  PASA1929  Conium maculatum Frank W. Peirson 1920-4-25 Los Angeles Verdugo Canyon 274 Comment
  RSA80350  Conium maculatum F. W. Peirson 1920-4-25 2846 Los Angeles Verdugo Canyon 274 Comment
  SDSU4107  Constancea nevinii R. M. Beauchamp 1967-1-28 131 Los Angeles At Eel Point, San Clemente Island. Comment
  UCR275325  Convolvulus arvensis Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  RSA412316  Cordylanthus maritimus subsp. maritimus Anstruther Davidson 1893-5-28 s.n. Los Angeles Long Beach Comment
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Nov 5 2007
  RSA0115280  Cordylanthus rigidus Richard G. Swinney 2010-10-5 13990 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  SEINET4676162  Cordylanthus rigidus Tim Ross 1990-8-17 3130 Los Angeles San Gabriel Mtns: S side of the Blue Ridge, 0.6 miles east of Vincent Gap along the Angeles Crest Highway (Hwy 2). Mescal Creek 7.5 foot USGS quadrangle.; 0 2060 Comment
  UCR124582  Coreopsis bigelovii B. C. Templeton, I. W. Clokey 1930-4-8 1071 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  RSA592472  Coreopsis gigantea Mark Hoefs 1973-3-11 56 Los Angeles Santa Catalina Island. Near Renton Mine Road. 213 Comment
  UC729528  Coreopsis gigantea Carl B. Wolf 1932-5-14 Los Angeles between Avalon and Pebbly Beach; Santa Catalina Island 30 Comment
  CAS-BOT-BC105700  Corethrogyne filaginifolia F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  JEPS30628  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1958-10-11 13755 Los Angeles n side Saddle Peak; Santa Monica Mountains, n side of Saddle Peak 822 Comment
  UC195537  Corethrogyne filaginifolia Moxley 1916-9-4 514 Los Angeles Eaton Canyon San Gabriel Mts. Comment
  UCSB9528  Corethrogyne filaginifolia Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon 701 Comment
  SD43512  Corethrogyne filaginifolia var. filaginifolia Philip A. Munz 1947-9-18 12135 Los Angeles Mint Canyon Public Camp, northeast of Saugus. 760 Comment
  RSA397696  Cornus glabrata F. R. Fosberg 1931-3-25 S- 4370 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 70 Comment
  RSA787099  Coronilla valentina subsp. glauca Danielle LeFer 2012-5-23 s.n. Los Angeles Abalone Cove Reserve in Rancho Palos Verdes. Approximately 3 miles East of Palo Verdes Drive South from Hawthorne Boulevard. Right side of road in disturbed area. 61 Comment
  CATA3562  Cortaderia selloana Niall Ogburn, Benjamin J. Dion, Kristy Lanz 2018-5-22 001 Los Angeles Santa Catalina Island: Channel side; in drainage in Parsons watershed, approximately 90m south of West End Rd 77 Comment
  UCR23727  Cotula australis John C. Roos 1942-2-28 1004 Los Angeles San Gabriel Valley, Pomona, 737 East Phillips St. 250 Comment
  UCR270156  Cotula australis R. G. Swinney 2011-4-9 14380 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
  UCR95475  Cotula australis L. C. Wheeler 1967-4-30 9228 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  RSA177879  Cotula australis R. F. Thorne, Percy C. Everett 1965-5-11 34664 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  RSA592303  Cotula australis L. C. Wheeler 1967-5-13 9530 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  CATA3055  Cotula coronopifolia Amy Catalano 2016-3-25 067 Los Angeles Santa Catalina Island: In seep 230 meters northeast of Edison pumpstation in Cottonwood Canyon, 115 meters south of Fern Canyon Road 120 Comment
  UC1587673  Crassula connata var. erectoides Tim Ross 1991-4-21 4542 Los Angeles ridge n. side Turnbull Canyon; Whittier Hills (Puente Hills, pro parte), Turnbull Canyon 304 Comment
  CAS-BOT-BC291513  Crepis intermedia Mrs. G. Earle Kelly 1924-6-1 s.n. Los Angeles Eagle Rock Comment
  SBBG33327  Cressa truxillensis A. D. E. Elmer -Jul-1902 Los Angeles Lancaster Comment
  CATA2987  Crocanthemum scoparium Peter J. Dixon 2015-2-25 019 Los Angeles Santa Catalina Island: Wild Boar Gully, Triangle Population, 350m SW of Wild Boar Gully Rd. 230 Comment
  UCR280942  Crossosoma californicum Mitch Provance 2017-6-30 617- 31 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., Stagecoach Rd. in the vicinity of intersection with Chime Tower Rd. 140 Comment
  LA33489  Croton californicus Peter H. Raven; 1959-4-4 13945 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  RSA305071  Croton californicus H. J. Ramsey, Henry J. Ramsey 1937-1-2 348 Los Angeles Altadena, vicinity of Craig Ave. 396 Comment
  RSA612178  Croton californicus Damian Ross 1997-4-19 34 Los Angeles Bernard Biological Field Station, Claremont Colleges. W of Infirmary Rd. about 30 feet off the road, about halfway up. 412 Comment
  RSA70560  Croton californicus F. W. Peirson 1918-10-17 276 Los Angeles foot of Pacoima Canyon 457 Comment
  RSA0113589  Croton californicus Henry J. Ramsey, Henry J. Ramsey 1938-1-2 1363 Los Angeles North Craig Ave., Altadena. Comment
  UCR95495  Croton setiger L. C. Wheeler 1945-9-20 6155 Los Angeles San Gabriel Mtns., just west of divide of Kinneloa ('Sycamore') Canyon. 427 Comment
  RSA587752  Cryptantha circumscissa T. S. Ross 1991-4-27 4623 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  SEINET7063088  Cryptantha circumscissa A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  UC78567  Cryptantha clevelandii LeRoy Abrams 1903-3-14 3139 Los Angeles near Malaga Cove (San Pedro hills); San Pedro Hills Comment
  UCD119637  Cryptantha clevelandii Daryl Koutnik 1978-4-28 445 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  LA94300  Cryptantha intermedia A. Lang; 94300 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA187719  Cryptantha intermedia R. F. Thorne 1966-4-6 35888 Los Angeles Santa Catalina Island. Between White and Moonstone Coves 15 Comment
  RSA710701  Cryptantha intermedia Valerie Soza, Susan Caplow 2003-4-11 1633 Los Angeles Brand Park vicinity, upper Brand Canyon, alongside Brand Park Mtwy. 549 Comment
  SFV15348  Cryptantha intermedia J. C. Dittes, D. Stolp 1990-4-1 66 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UC1178555  Cryptantha intermedia Peter Kamb 1948-5-6 934 Los Angeles above Little Rock; San Gabriel Mts. 975 Comment
  POM3909  Cryptantha intermedia P. A. Munz 1918-4-16 2069 Los Angeles Claremont. 365 Comment
  SBBG13452  Cryptantha maritima E. R. Blakley 1962-6-9 5186 Los Angeles China Pt near lighthouse 9 Comment
  RSA710835  Cryptantha micrantha LeRoy Gross 2005-5-3 2208 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
  RSA775952  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2010-6-23 5341 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  UCR258804  Cryptantha microstachys R. G. Swinney 2010-5-25 12983 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
  UCR223338  Cryptantha muricata R. G. Swinney 2009-5-20 10853 B Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR90832  Cryptantha muricata Robert Hamilton 1995-2-23 s.n. Los Angeles Angeles National Forest, NE of Mint Canyon, in tributary to Pole Canyon. South of Santa Clara River. 640 Comment
  RSA0079354  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-5-14 2499 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1073 Comment
  UC61122  Cryptantha nevadensis J. Burtt Davy 1896-5-17 2306 Los Angeles Llano Verde Antelope Valley Comment
  RSA0116264  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-17 34931 Los Angeles Transverse Range: hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon. 1037 Comment
  UCR261882  Cryptantha nevadensis var. rigida Tim Thomas 2014-5-4 6290 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  RSA0079299  Cryptantha pterocarya var. pterocarya Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -63 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA0079042  Cryptantha pterocarya var. pterocarya T. S. Ross 1991-4-27 4706 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  SEINET10625755  Cucumis melo Heidi H. Schmidt 1999-10-14 Schmidt 3834 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET10682293  Cucurbita Heidi H. Schmidt 1999-10-14 Schmidt 3833 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  LA210101  Cuscuta californica C. & M. Epling; 1925-5-18 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA409730  Cuscuta californica T. S. Clare 1929-2-17 s.n. Los Angeles Santa Monica Canyon Hillside Comment
  CDA7738  Cuscuta californica J. Gomez, H. Verduzlo 2008-5-28 PDR# 1440787 Los Angeles Glendale, 7800 School Canyon Rd, X Figueroa St. 0 Comment
  UCR101744  Cuscuta indecora var. indecora L. C. Wheeler 1946-8-20 6226 Los Angeles 1 mi. north of Covina. 175 Comment
  RSA732940  Cycladenia humilis R. G. Swinney 1999-8-9 7604 Los Angeles San Gabriel Mtns.: Big Horne Ridge, c. 1.5 mi SW of West Baldy peak of Mt. San Antonio 2317 Comment
  SBBG98041  Cyclospermum leptophyllum C. F. Smith 1958-7-25 5827 Los Angeles opposite 1584 West Vernon Ave, Los Angeles Comment
  RSA658885  Cynodon dactylon Douglas A. Springer 1981-2-18 17 Los Angeles Cal Poly University Campus, junction of University Drive and Kellog Drive. Comment
  SFV21039  Cynodon dactylon L. Gross 2001-11-10 452 Los Angeles North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). Don't take the road that forks off to the right, stay parallel with the freeway a short distance. 457 Comment
  RSA593598  Cyperus eragrostis Steve Boyd, Orlando Mistretta 1996-5-23 8827 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA754200  Cyperus eragrostis Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1798 Los Angeles edge of San Dimas Creek along trail next to the gate 454 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
  UCR273911  Cyperus eragrostis Steven A. Junak 1999-5-8 SCa- 911 Los Angeles California Islands, Santa Catalina Island. Lower part of Fern Canyon, just 0.3 mile upstream from junction with Cottonwood Canyon 122 Comment
  POM1355  Cyperus erythrorhizos Anstruther Davidson 1917-1 s.n. Los Angeles Streets of Los Angeles. Comment
  UCR197193  Cyperus involucratus Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 662 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  UCR256860  Cyperus involucratus R. G. Swinney 2010-8-16 13543 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC113960  Cyperus odoratus Joseph Cook (Rev.) Nevin 1904-11-1 s.n. Los Angeles Wilson's (?) Lake Comment
  LA51527  Cyperus odoratus Peter H. Raven; Henry J. Thompson 1959-9-6 14408 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  SBBG128234  Cyperus odoratus M. L. Hoefs, S. A. Junak 1996-7-9 2726 Los Angeles just below Middle Ranch Reservoir overflow, Middle Cyn 170 Comment
  RSA365113  Cyperus odoratus Anstruther Davidson 1920-08 s.n. Los Angeles Los Angeles - River. Comment
  RSA507546  Cystopteris fragilis L. C. Wheeler 1967-9-2 10618 Los Angeles San Gabriel Mountains: Devil's Canyon, ca. 1/4 mile downstream from Devil's Canyon-Little Bear Creek Saddle 1951 Comment
  SEINET6921968  Cytisus striatus S. D. Gaimari 1994-6-29 s.n. Los Angeles La Crescenta; 2 kilometers up Eagle Canyon, on south base of Mount Lukens. Comment
  RSA549593  Datura wrightii Tim S. Ross 1992-4-27 6239 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA596510  Datura wrightii Louis C. Wheeler 1966-11-19 9126 Los Angeles San Gabriel Mountains. Pacoima Canyon. Dillon Ranch Road at Little Tujunga Canyon Road. 747 Comment
  POM220013  Daucus pusillus F. R. Fosberg 1932-5-7 8140 Los Angeles Coach rd. above Hamilton C. [Canyon], Santa Catalina Island. 210 Comment
  RSA527602  Daucus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4429 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CAS-BOT-BC130926  Deinandra clementina Geo. B. Grant 1906-9-1 7166 Los Angeles Avalon, Catalina Island Comment
  SBBG13694  Deinandra clementina P. H. Raven 1962-5-23 17856 Los Angeles E side of Avalon Bay Comment
  CAS-BOT-BC299270  Deinandra fasciculata John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CAS-BOT-BC299302  Deinandra fasciculata A. C. Sanders; Mark A. Elvin 2003-6-18 26937 Los Angeles Along road on crest of range from Salt Canyon, north of head of El Toro Cnayon, Newhall Ranch (Simi Valley East 7.5' Q.), Santa Susana Mountains 853 Comment
  SBBG94272  Deinandra fasciculata F. R. Fosberg 1931-5-21 4930 Los Angeles Parson's Landing 20 Comment
  UC1861767  Delairea odorata Scott D. White, John Green 2004-4-23 10232 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  SBBG27162  Delphinium cardinale I. W. Clokey, B. Templeton -Jun-1929 4580 Los Angeles Mandeville Cyn 300 Comment
  UCR276734  Delphinium cardinale R. G. Swinney 2010-8-11 13510 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA307204  Delphinium cardinale Henry J. Ramsey, Henry J. Ramsey 1937-6-23 2066 Los Angeles North Craig Ave., Altadena. Comment
  RSA394518  Delphinium cardinale L. E. Hoffman 1931-5-30 s.n. Los Angeles Cucamonga Wash Comment
  RSA0118848  Delphinium hansenii var. kernense Mitch Provance 2010-5-6 0510 -09 Los Angeles Western Transverse Range/Western Mojave Desert: Tejon Ranch, Cow Spring Canyon, 1 mile north of Gookins Dry Lake, 1.8 mi. south of Hwy 138 junction with 280th West. 1060 Comment
  NY24258  Delphinium luteum E. K. Balls 1952-3-27 16215 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA725203  Delphinium parishii subsp. parishii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -42 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
  UC64118  Delphinium parishii subsp. parishii H. M. Hall June 1899 1243 Los Angeles San Antonio Mts. 1752 Comment
  RSA398707  Delphinium parryi G. I. Moiley 1919-5-6 593 Los Angeles Catalina Island. Comment
  RSA398734  Delphinium parryi Anstruther Davidson 1892-06 s.n. Los Angeles Los Angeles. Comment
  CATA731  Delphinium parryi subsp. parryi Mark L. Hoefs 1991-5-22 1251 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  UCR270642  Delphinium parryi subsp. parryi R. G. Swinney 2011-3-22 14188 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA729345  Delphinium patens subsp. hepaticoideum R. G. Swinney 1999-4-9 7079 Los Angeles Dime Canyon, c. 200m south of Cattle Canyon at the falls 671 Comment
  UC535515  Delphinium patens subsp. hepaticoideum Ira W. Clokey, B. Templeton 1929-4-1 4433 Los Angeles hill side Santa Monica Mountains, Mandeville Canyon 425 Comment
  CATA523  Dendromecon harfordii Sara L. Crockett 1997-4-22 671 Los Angeles Santa Catalina Island: Fourth major N/S-trending ridge E of jct. of Wrigley Memorial Trail with East End Road (ca. 1 mile E), ca. 100 m S on ridge line toward Pacific Ocean 347 Comment
  RSA582770  Dendromecon rigida Tim S. Ross, S. D. Boyd 1993-5-23 7224 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  SD90605  Deschampsia danthonioides Robert F. Thorne 1966-4-17 36097 Los Angeles San Clemente Island; on mesa just northwest of Thirst; in vernal pool 548 Comment
  SBBG118902  Descurainia pinnata S. Boyd with A. Maurice 2004-5-18 11312 Los Angeles Atmore Meadows area Comment
  RSA187726  Descurainia pinnata subsp. menziesii R. F. Thorne 1966-4-5 35811 Los Angeles Santa Catalina Island: Middle Ranch Canyon below Stage Station SW of Eagles Nest 76 Comment
  UCR186900  Descurainia sophia A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32020 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR201830  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  RSA433535  Dicentra chrysantha Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC499435  Dichelostemma capitatum Le Roy Abrams; E. A. McGregor 1908-6-20 382 Los Angeles Liebre Mountain 1463 Comment
  POM244872  Dichondra occidentalis F. R. Fosberg 1931-5-19 S 4916 Los Angeles Santa Catalina Island. Head of Swain's Canyon, base of Blackjack Mountain 350 Comment
  SEINET3927954  Digitaria ischaemum Louis C. Wheeler 1945-10-30 6163 Los Angeles San Gabriel Mountains. Kinneloa Canyon.; 0 366 Comment
  POM11953  Digitaria sanguinalis H. S. Yates 1914-6-1 s.n. Los Angeles Pomona. Comment
  SEINET12239572  Diosma ericoides Unknown s.n. Los Angeles UCLA Comment
  SBBG6974  Diplacus constrictus R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  CAS-BOT-BC150848  Diplacus puniceus Carl B. Wolf 1932-5-9 3474 Los Angeles Santa Catalina Island. Pebbly Beach Canyon, about 1/2 way to Mexican Houses 60 Comment
  SBBG41328  Diplacus puniceus M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  CAS-BOT-BC150667  Diplacus rutilus Ynez Whilton Winblad 1937-4-23 s.n. Los Angeles Near Pomona Comment
  SBBG44364  Dithyrea californica G. Sphon, D. Hearn 1956-5-30 17 Los Angeles Black Butte Comment
  RSA0008593  Dithyrea maritima Jack Rempel 1932-4-10 15272 Los Angeles El Segundo. Comment
  SBBG62190  Dodecahema leptoceras Anstruther Davidson -May-1893 Los Angeles Newhall Comment
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Jan 25 2016
  UC1618057  Dodecatheon clevelandii unknown 1935-1-1 Los Angeles Brea Canyon Comment
  UC22364  Dodecatheon clevelandii W. H. Brewer 1861-2-19 217 Los Angeles Santa Susana Mountains Comment
  UCR145459  Dodecatheon clevelandii L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains, ridge east of Ham Canyon 755 Comment
  POM3670  Dodecatheon clevelandii subsp. clevelandii P. A. Munz 1918-3-28 2013 Los Angeles Claremont. In small canyon west of Palmer's Canyon. Comment
  RSA250671  Dodecatheon clevelandii subsp. clevelandii Robert F. Thorne 1971-4-2 41425 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  RSA461365  Dodecatheon clevelandii subsp. sanctarum Howard Mullins 1931-3-21 s.n. Los Angeles Santa Susana. Comment
  UCR70848  Dodecatheon redolens I. M. Johnston 1919-7-6 2100 Los Angeles San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 2134 Comment
  RSA66174  Draba cuneifolia var. integrifolia F. W. Peirson 650 Los Angeles Sycamore Canyon, San Rafael Hills. Comment
  CAS-BOT-BC159710  Drymocallis cuneifolia var. ewanii R. F. Thorne; M. Z. Thorne 1969-7-10 38365 Los Angeles Near Lodgepole Picnic Ground, c. 1 1/2 miles SE of Dawson Saddle along Angeles Crest Hwy. - Angeles National Forest, San Gabriel Mts. 2316 Comment
  UC1584050  Drymocallis glandulosa Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4058 Los Angeles ne Tie Summit Station (and e of Angeles Forest Hwy, Tujunga Ranger District, Angeles National Forest, westerly drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest 1463 Comment
  RSA585405  Drymocallis glandulosa var. reflexa Tim S. Ross, Steve D. Boyd 1990-5-29 2712 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  CAS-BOT-BC536114  Drymocallis glandulosa var. reflexa LeRoy Abrams; E. A. McGregor 1908-6-20 371 Los Angeles Libre Mountain 1524 Comment
  UC212523  Drymocallis glandulosa var. viscida I. M. Johnston 1917-7-1 1753 Los Angeles Brown's Flats San Antonio Mts. 1371 Comment
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May 15 2007
  RSA729425  Drymocallis lactea var. lactea R. G. Swinney 1998-7-14 6430 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  RSA127900  Dryopteris arguta P. H. Raven 1959-5-9 14172 Los Angeles Santa Monica Mountains: Mulholland Hwy. 1 mile W of Las Virgenes Rd. Malibu Creek drainage. 243 Comment
  UC1543911  Dudleya Peter H. Raven and David Verity 15332 Los Angeles just nw mouth of Little Sycamore Canyon; Santa Monica Mtns; (Lat. N. 34 degrees; Long. 118 to 119 degrees W.) 22 Comment
  RSA587043  Dudleya cymosa subsp. pumila Orlando Mistretta 1994-5-10 1694 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. West Fork. 1585 Comment
  RSA675025  Dudleya cymosa subsp. pumila Scott D. White, Kent Hughes 2000-5-17 7868 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA83372  Dudleya cymosa subsp. pumila F. W. Peirson 1919-7-7 262 Los Angeles open space along south edge of Ontario Peak 2590 Comment
  SDSU5790  Dudleya densiflora D. F. Howe 1959-6-21 2721 Los Angeles 1 mi. north of the mouth of San Canyon, on a cliff, San Gabriel Mts. Comment
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Dec 5 2014
  SD90481  Dudleya hassei Robert F. Thorne 1970-3-6 39399 Los Angeles Santa Catalina Island; Indian Rock in Emerald Bay. 14 Comment
  RSA596382  Dudleya pulverulenta T. S. Ross, S. D. Boyd 1995-6-28 8653 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA771317  Dudleya virens subsp. insularis R. F. Thorne, Percy C. Everett 1965-5-11 34563 Los Angeles Little Harbor, Santa Catalina [Island] Comment
  POM365251  Echinochloa crus-galli Edwin Kline 1924-6-10 s.n. Los Angeles Los Angeles. Comment
  UCR258866  Echinochloa crus-galli R. G. Swinney 2010-3-16 11910 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
  UCR147717  Echinodorus berteroi L. C. Wheeler 1953-9-27 7052 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Arroyo Seco, just upstream 100 yards from Pasadena water intake Comment
  SBBG126982  Ehrendorferia chrysantha A. Parikh, N. Gale 2011-6-24 3503 Los Angeles S of Rabbit Peak, 1.2 km E of Angeles Forest Hwy, just SE of Monte Cristo Crk; San Gabriel Mtns 1222 Comment
  LA29201  Ehrendorferia ochroleuca Mary V. Hood; 1945-4-29 2856 Los Angeles Santa Monica Mountains, Monte Nido, near Tapia Park 761 Comment
  CAS-BOT-BC221640  Ehrharta calycina Tim Ross 1993-4-22 6877 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northeasterly slope 100 meters due N of summit 467 Comment
  UCR194853  Ehrharta erecta R. E. Riefner Jr. 2000-8-29 00- 764 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, La Tuna Canyon, N of La Tuna Canyon Rd., along La Tuna Creek S of 210 Freeway and c. 1.5 mi W of Freeway intersection 462 Comment
  UCR179244  Eleocharis montevidensis R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
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Nov 5 2010
  SD227681  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mts. SE of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  SEINET3929482  Elymus condensatus Keith Dobry 1991-6-13 D 862 Los Angeles 1/2 mile N of Olsen Rd., off Moorpark Rd., Thousand Oaks, Simi Hills on slopes of Metclef Ridge.; 0 Comment
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May 26 2015
  UCR140429  Elymus condensatus June Latting 1958-5-11 207 Los Angeles Western Transverse Range; Santa Monica Mtns., Arroyo Sequit, 2 miles north of junction of Mulholland Hwy and Pacific Coast Highway 183 Comment
  UCD61555  Elymus elymoides Peter Kamb 1948-5-6 976 Los Angeles San Gabriel Mts. above Little Rock. 975 Comment
  CDA31713  Elymus elymoides subsp. elymoides R. P. Allen 1959-4-27 Los Angeles Ave 150 & A-8. 0 Comment
  OBI5927  Elymus glaucus Carl B. Wolf 1932-5-9 3488 Los Angeles Santa Catalina Island. Left (E.) fork of Pebbly Beach Canyon, at 2nd Group of mine workings 305 Comment
  RSA577552  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  SEINET13276844 Image available Elymus hispidus R. G. Swinney 2011-1 15509 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak (Chilao Flat 7.5' Q.) 1170 Comment
  RSA87351  Elymus stebbinsii F. W. Peirson 1920-6-10 2158 Los Angeles Maple Springs Trail to Mt. Lowe 1219 Comment
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Jul 19 2008
  RSA0033684  Elymus trachycaulus Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5434 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA0115264  Emmenanthe penduliflora Richard G. Swinney 2010-6-8 13230 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA599707  Emmenanthe penduliflora Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9456 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
  UC1211102  Emmenanthe penduliflora Huron H. Smith 1912-6-1 5070 Los Angeles Avalon Canyon; Santa Catalina Island 38 Comment
  RSA233553  Encelia actoni R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42103 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake. 1433 Comment
  UC53972  Encelia californica H. P. Chandler 1907-6-3 7001 Los Angeles near Cahuenga Peak; Brush Canon Comment
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Sep 26 2011
  RSA728995  Ephedra nevadensis G. D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1977 Los Angeles Fort Tejon Road. Comment
  SJSU5702  Ephedra nevadensis Lewis S. Rose 1968-4-5 Los Angeles Mojave Desert 822 Comment
  NY688830  Ephedra viridis T. S. Ross 1990-6-22 3753 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  UCR150393  Ephedra viridis L. C. Wheeler 1967-5-31 9797 Los Angeles Transverse Ranges: San Gabriel Mountains region, San Gabriel Mtns: just over the rise immediately west of Caldwell Lake Comment
  RSA0116182  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  OBI34041  Epilobium canum Mark Schneider 1973-9-26 s.n. Los Angeles Deliban Ranch, Deliban Rd, left hand side, Tujunga. 15 yds W of first stream crossing 579 Comment
  IRVC26985  Epilobium canum subsp. canum Mark A. Elvin 2003-8-13 2981 Los Angeles Newhall Ranch, Potrero Canyon S of Potrero Creek NE end of the Santa Susana Mtns. 360 Comment
  RSA588436  Epilobium canum subsp. canum M. B. Dunkle 1939-11-24 7340 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  SEINET4040455  Epilobium canum subsp. canum M. B. Dunkle 1939-1 7340 Los Angeles Canyon head, Mosquito Summit, San Clemente Island. Comment
  CAS-BOT-BC171915  Epilobium canum subsp. latifolium Raymond J. Dobbs 1924-7-16 s.n. Los Angeles Near top of Waterman, San Gabriel Mts. 2133 Comment
  POM8101  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1916-09 s.n. Los Angeles Eaton Canyon. San Gabriel Mtns Comment
  RSA588515  Epilobium canum subsp. latifolium Anstruther Davidson 1901-08 s.n. Los Angeles Rock Creek. Comment
  UCR223169  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-22 11322 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA0082402  Epilobium ciliatum R. G. Swinney 2010-9-7 13729 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA188091  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, P. Everett 1965-6-24 35040 Los Angeles Santa Catalina Island: below dam in lower Cottonwood Canyon 38 Comment
  RSA233363  Epilobium ciliatum subsp. ciliatum Arthur C. Gibson, Linda Gibson 1972-3-18 2792 Los Angeles Along stream in Fish Canyon near the mouth of the canyon, San Gabriel Mountains. Comment
  RSA381711  Epipactis gigantea F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5558 Los Angeles Pine Flats, Islip Trail, 0.5 mile below Big Cienega, S fork San Gabriel Canyon, San Gabriel Mountains. 1900 Comment
  RSA191361  Epipactis gigantea Robert F. Thorne, Mae Z. Thorne 1967-7-19 37192 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  UCSB33660  Epipactis gigantea Griesel, Wesley 1962-4-17 Los Angeles Millard Canyon; San Gabriel Mts 548 Comment
  SEINET6050814  Equisetum arvense Unknown 1946-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  IRVC28718  Equisetum hyemale A. C. Sanders, Mark A. Elvin 2002-8-26 25583 Los Angeles 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" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  RSA128227  Equisetum laevigatum P. H. Raven 1959-10-25 14701 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  RSA638920  Equisetum laevigatum L. C. Wheeler 1946-8-27 6269 Los Angeles San Gabriel Mountains. Jackson lake. 1859 Comment
  UCD135570  Equisetum laevigatum Louis C. Wheeler 1933-5-13 1735 Los Angeles Cobal Canyon, San Gabriel Mts. 563 Comment
  SBBG56813  Eragrostis pectinacea R. Hoffmann 1928-7-9 Los Angeles Lancaster Comment
  RSA128015  Eremocarpus setiger P. H. Raven, Henry J. Thompson 1959-10-18 14682 Los Angeles Decker Road 1.8 mi. south of Mulholland Highway 488 Comment
  POM2787  Eremocarpus setiger M. Hitchcock 1918-07 3 Los Angeles Van Nuys Comment
  RSA127803  Eremocarpus setiger P. H. Raven, Henry J. Thompson 1959-9-18 14427 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA421549  Eremocarpus setiger William Greenberg 1939-7-24 20572 Los Angeles Beverly Hills Canyon. Comment
  SEINET12141703  Eremocarpus setiger I. W. Clokey, Templeton, B. 1929-1 4599 Los Angeles Westwood. Mandeville Canyon, Santa Monica Mountains 200 Comment
  UCD98137  Eremogone macradenia T. E. Weier 1941-6-26 s.n. Los Angeles San Gabriel Mountains near Vincent. Comment
  RSA0041935  Eremogone macradenia var. arcuifolia Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10024 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle at head of North Fork Fish Canyon, north of Atmore Meadows and south of Oak Flat, along Forest Service road 7N23 4.2 miles west of junction with 7N08. 1719 Comment
  SEINET9352304  Eriastrum densifolium Unknown 1968-7-6 Los Angeles Rdside at Vincent jct of Hwy14 and N3, S of Palmdale. Southern Appalachian Botanical Club, 9th Dist of N American Plants Comment
  UC1787314  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-14 134 Los Angeles San Gabriel Mountains: Lower Big Tujunga Creek (upper Tujunga Valley), in center of wash, 400 m north of western end of Wentworth St. in city of Sunland 377 Comment
  UCR126216  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-14 134 Los Angeles San Gabriel Mtns., Lower Big Tujunga Creek (upper Tujunga Valley), in center of wash, 400 m north of western end of Wentworth St. in city of Sunland 378 Comment
  RSA0106901  Eriastrum densifolium subsp. elongatum P. A. Munz 1928-6-19 11070 Los Angeles Mint Canyon. 470 Comment
  RSA0117603  Eriastrum pluriflorum subsp. pluriflorum Sarah J. J. De Groot, Janelle De Groot 2005-6-8 5040 Los Angeles Along Hungry Valley Road, 0.7 mile west of Interstate 5 and just south of intersection with Smokey Bear Road. Canada de los Alamos. 868 Comment
  RSA0103478  Eriastrum rosamondense Steve Boyd, Kent Hughes 1998-5-5 10189 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA0012123  Eriastrum sapphirinum Mark A. Elvin 2003-5-1 2495 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  SBBG122104  Eriastrum sapphirinum A. Parikh, N. Gale 2005-5-19 773 Los Angeles North Sierra Pelona, 1.4 km S of California Aqueduct, 2.5 km W of St Hwy 14 1010 Comment
  RSA0123048  Eriastrum sapphirinum subsp. brevibracteatum Freda Detmers 1931-5-17 s.n. Los Angeles Mojave Desert. Comment
  RSA0122094  Eriastrum sapphirinum subsp. dasyanthum G. R. Johnstone 1929-7-14 s.n. Los Angeles Griffith Park. Comment
  UCSB6730  Ericameria arborescens Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; 1036 Comment
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Jan 20 2015
  RSA226040  Ericameria cooperi R. F. Thorne, C. W. Tilforth 1971-6-29 40672 Los Angeles 0.5 mi below Little Rock Dam 944 Comment
  SFV5398  Ericameria cooperi var. cooperi J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains Angeles Crest Highway [= Angeles Forest Highway], 4 miles south of junction with U. S. Highway 6. Roadside. 1220 Comment
  RSA549816  Ericameria cuneata var. cuneata Wandalee Thompson 1965-10-31 103 Los Angeles Mt. Williamson Tunnel, Mt. Williamson, Angeles Crest Highway, Angeles National Forest, San Gabriel Mountains. 2073 Comment
  JEPS30528  Ericameria ericoides Henry J. Thompson 1958-10-23 1819 Los Angeles on top of the ocean bluffs Point Dume; Santa Monica Mountains, Point Dume 30 Comment
  RSA135126  Ericameria linearifolia Peter H. Raven 1960-4-24 15126 Los Angeles Cornell Corners, Santa Monica Mts. 213 Comment
  RSA316365  Ericameria linearifolia R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54991 Los Angeles 2.5 miles S of Llano 1158 Comment
  RSA600037  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-3-25 9257 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  UC1119807  Ericameria nauseosa A. Lewis 1933-5-1 205 Los Angeles Elizabeth Lake Los Angeles National Forest, Elizabeth Lake Quad. 1005 Comment
  UC1119788  Ericameria nauseosa var. hololeuca A. D. Gifford 1935-4-11 565 Los Angeles 3 mi sse Manzana; Tejon Quar. 1066 Comment
  CAS-BOT-BC298049  Ericameria nauseosa var. mohavensis Frank W. Peirson 1928-9-5 8192 Los Angeles Lower part of road from Rock Creek to Big Pines, San Gabriel Mts 1280 Comment
  CAS-BOT-BC298052  Ericameria nauseosa var. mohavensis Ynez Whilton Winblad 1937-10-11 s.n. Los Angeles Ridge Route Comment
  LA210554  Ericameria nauseosa var. oreophila Louis C. Wheeler; 1933-10-22 2190 Los Angeles SAN GABRIEL MOUNTAINS, Pine flat, N fork San Gabriel River. 1676 Comment
  SD69872  Ericameria pachylepis Robert F. Thorne, D. Propst 1968-5-27 37622 Los Angeles Santa Catalina Island; Skull Canyon between Cape and Middle Canyons. 245 Comment
  CAS-BOT-BC294821  Erigeron breweri var. covillei Clare B. Hardham 1959-6-16 4870 Los Angeles Between Pear Blossom and Llano Comment
  CAS-BOT-BC296799  Erigeron divergens I. M. Johnston 1917-8-22 1708 Los Angeles Prairie Fk. of San Gabriel R., San Antonio Mountains 1524 Comment
  POM199713  Erigeron foliosus I. W. Clokey, B. C. Templeton 1929-06 4584 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA660190  Erigeron foliosus Orlando Mistretta 1992-7-9 644 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCSB6498  Erigeron foliosus Kamb, Peter 1948-7-13 Los Angeles Big Tujunga Canyon at Wildwood, San Gabriel Mts. 548 Comment
  LA88388  Erigeron foliosus var. foliosus O. H. Kappler; 1944-6-25 689 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SFV2963  Eriodictyon crassifolium P. G. Kilburn 1958-4-26 768 Los Angeles Santa Susana Mountains Gentile (Gentili) Ranch. 460 Comment
  UCSB5274  Eriodictyon crassifolium Newby, Ron 1959-5-15 Los Angeles 10 miles E. of Saugus in Mint Canyon 304 Comment
  CAS-BOT-BC189112  Eriodictyon crassifolium var. crassifolium Geo. B. Grant 1904-5-5 6191 Los Angeles Arroya Seco Comment
  CAS-BOT-BC189150  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; Steve Boyd 1994-5-10 7691 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon, vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132), ca 2920 meters NNW of Warm Springs Mountain summit 585 Comment
  SD44543  Eriodictyon crassifolium var. nigrescens Kay H. Beach 1943-5-11 1743 Los Angeles San Gabriel Mts, upper part of Lewis Paul Canyon on Woods Trail Comment
  UCR273194  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
  UCR277219  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-6-1 13169 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
  CAS-BOT-BC189162  Eriodictyon crassifolium var. nigrescens E. Braunton 1897-5-3 s.n. Los Angeles Unspecified Comment
  CAS-BOT-BC222683  Eriodictyon trichocalyx Tim Ross; Steve Boyd 1991-4-25 4579 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fk of the San Gabriel River) 829 Comment
  UCR124551  Eriodictyon trichocalyx B. C. Templeton 1932-7-21 5053 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR140635  Eriodictyon trichocalyx Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 4- 29 Los Angeles San Gabriel Mtns/Mojave Desert, Largo Vista Road 3.1 mi south of Route 18, SE of Llano, Site L4 1275 Comment
  UCR255761  Eriodictyon trichocalyx R. G. Swinney 2010-5-12 12702 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
  CAS-BOT-BC219336  Eriodictyon trichocalyx var. trichocalyx Herman Knoche 1919-6-12 Series A, No. 807 Los Angeles Glendora Comment
  CAS-BOT-BC376120  Eriodictyon trichocalyx var. trichocalyx Marck Menke 2002-3-29 132 Los Angeles San Gabriel Mts., Glendora Mountain Road at a pullout north of the intersection with Glendora Ridge Road Comment
  RSA584023  Eriodictyon trichocalyx var. trichocalyx Tim S. Ross 1990-5-29 2707 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1236 Comment
  UCR281417  Eriogonum R. G. Swinney 2014-4-17 16081 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  SEINET6053984  Eriogonum angulosum Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabreil Mtns. 2 mi NE of Vincent Comment
  SBBG61892  Eriogonum brachyanthum R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  RSA630271  Eriogonum cinereum LeRoy Gross 1999-2-20 113 Los Angeles Santa Monica Mountains: Temescal Canyon, city of Pacific Palisades. 122 Comment
  POM98696  Eriogonum cinereum J. B. Feudge 1923-9-13 98 Los Angeles 10 miles N of Santa Monica. 3 Comment
  CAS-BOT-BC242564  Eriogonum crocatum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  POM50045  Eriogonum davidsonii L. R. Abrams 1901-7-10 1889 -B Los Angeles San Gabriel Mountains: Wilson's Peak Comment
  RSA659866  Eriogonum davidsonii Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCR182851  Eriogonum davidsonii R. G. Swinney 1997-8-6 5764 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  UCR194290  Eriogonum davidsonii R. G. Swinney 1998-8-31 6877 Los Angeles San Gabriel Mtns., San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy 2378 Comment
  RSA766334  Eriogonum davidsonii Raymond J. Dobbs 1927-6-29 s.n. Los Angeles Strawberry Peak. 2.5 miles N of Switzers. San Gabriel Mts. 1128 Comment
  RSA65996  Eriogonum deflexum var. baratum F. W. Peirson 1921-7-2 2471 Los Angeles San Gabriel Mountains: Pallett Creek 1082 Comment
  SBBG62013  Eriogonum elongatum var. elongatum J. A. Ewan 1929-9-21 1503 Los Angeles mouth of Millard Cyn 518 Comment
  IRVC26153  Eriogonum fasciculatum A. C. Sanders 2003-6-19 26968 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA0091785  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-7-7 15426 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA660764  Eriogonum fasciculatum var. polifolium Jeff Weiler 1981-4-26 33 Los Angeles La Canada, Earl Canyon Motorway. Trailhead: NW side of Palm Dr., .3 mi. N of intersection with Fairmount Ave. Comment
  UC6428  Eriogonum fasciculatum var. polifolium J. Burtt Davy May 9 1896-May 24 1896 2298 Los Angeles Foothills at Bell's Antelope Valley, West Palmdale Comment
  UC557786  Eriogonum giganteum var. formosum Nell Murbarger May, 1936 113 Los Angeles est side of island near the ocean San Clemente Island Comment
  RSA147823  Eriogonum giganteum var. giganteum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA187650  Eriogonum giganteum var. giganteum Robert F. Thorne 1966-9-16 36724 Los Angeles Lookout Point SE of Pebbly Beach, Santa Catalina Island. 46 Comment
  RSA766307  Eriogonum gracile Raymond J. Dobbs 1927-11-11 s.n. Los Angeles Lower Arroyo near Teddy's 305 Comment
  POM187775  Eriogonum gracile var. gracile Thos. Craig 1933-10-9 2006 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  RSA612085  Eriogonum gracile var. gracile Valerie L. Soza, Laura Moore 1997-8-16 42 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, on fire road. At center of BFS [Bernard Field Station]. 412 Comment
  UCR113688  Eriogonum gracile var. gracile L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  RSA656200  Eriogonum gracile var. gracile Joseph M. Keefe 1977-6-11 22188 Los Angeles Verdugo Mountains: Shoulder of Foothill Boulevard near Tujunga Wash, Sunland. Comment
  CAS-BOT-BC261097  Eriogonum gracillimum W. R. Dudley; F. H. Lamb 1896-6-4 4326 Los Angeles Lancaster Comment
  RSA0110528  Eriogonum hirtiflorum R. G. Swinney 2011-6-7 15083 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UC634603  Eriogonum maculatum Margaret Stason 1927-5-15 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  CAS-BOT-BC268786  Eriogonum mohavense Katharine Brandegee No date on label s.n. Los Angeles Lancaster Comment
  SBBG64118  Eriogonum nudum Anstruther Davidson 1893-1 Los Angeles Big Rock Crk Comment
  UCR209278  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-9-12 9444 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  RSA0081629  Eriogonum nudum var. pubiflorum R. G. Swinney 2010-9-9 13734 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA233536  Eriogonum pusillum Robert F. Thorne, C. W. Tilforth 1972-6-29 42111 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake 1433 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
  RSA522585  Eriogonum saxatile David Keil, V. L. Holland, Michael Stiles, Francis Villablanca 1987-5-1 20047 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir. Comment
  SEINET3072310 Image available Eriogonum trichopes R. G. Swinney 2009-4-29 10604 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence (Palmdale 7.5' Q). 945 Comment
  RSA574325  Eriogonum umbellatum var. subaridum R. G. Swinney 1993-8-31 2629 Los Angeles Eastern San Gabriel Mountains: Horse Canyon, 1.8 mi E of Hwy 2 at FS Road 3N12 1707 Comment
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Jul 31 2014
  CAS-BOT-BC264876  Eriogonum viridescens Timothy S. Ross; Steve Boyd 1990-6-18 3502 Los Angeles 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages, Ball Flat, San Gabriel Mountains 1767 Comment
  JEPS97077  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn; San Gabriel Mtns 1981 Comment
  POM122957  Eriogonum wrightii var. subscaposum Marcus E. Jones 1926-9-12 s.n. Los Angeles Swartout Valley. Comment
  RSA420585  Eriogonum wrightii var. subscaposum Anstruther Davidson 1926-08 s.n. Los Angeles Mt. San Antonio. Comment
  UC421686  Eriogonum wrightii var. trachygonum John Thomas Howell 1927-11-13 3199 Los Angeles near Elizabeth Lake; Liebre Mts. Comment
  CAS-BOT-BC297932  Eriophyllum confertiflorum C. B. Wolf 1931-6-25 2235 Los Angeles SW of Los Angeles Botanic Garden, along Beverly Blvd (Mandeville Canyon) 60 Comment
  POM357946  Eriophyllum confertiflorum M. B. Dunkle 1939-11-24 7345 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  RSA320807  Eriophyllum confertiflorum F. C. Boutin 1967-4-23 1684 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 305 Comment
  RSA534022  Eriophyllum confertiflorum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5274 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove(drainage beginning 800 ft. N of Rest 1336' marker; 1800 ft SE of Malo Knoll (1396'). Upper portion of drainage. 305 Comment
  UCR190912  Eriophyllum confertiflorum R. G. Swinney 1998-7-2 6244 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  LA203530  Eriophyllum confertiflorum var. confertiflorum Harvey Anderson; 1932-5-13 sn Los Angeles Pine Canyon Road Comment
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Jun 26 2015
  RSA482518  Eriophyllum confertiflorum var. confertiflorum Richard Noyes, L. Arnseth 1988-4-30 502 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
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Sep 17 2014
  RSA584489  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross 1992-5-24 6419 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  SBBG98537  Eriophyllum confertiflorum var. confertiflorum T. Ross 1991-5-21 5422 Los Angeles upper reaches of Box Cyn, SW side of island 365 Comment
  UC468892  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
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Jan 29 2008
  RSA252975  Eriophyllum wallacei R. F. Thorne, C. W. Tiforth 1973-4-20 43100 Los Angeles San Gabriel Mountains. 1143 Comment
  UCD132246  Eriophyllum wallacei Geoffrey Levin 1975-5-17 505 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. Drainage Area: Mohave River. 1158 Comment
  UCR192016  Erodium brachycarpum A. C. Sanders 2008-4-16 34912 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 Comment
  UCR223412  Erodium cicutarium Dan S. Cooper 2010-4-23 410- 43 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA391609  Erodium cicutarium A. Menke 1955-4-16 s.n. Los Angeles 1 mile south-east of Gorman. Comment
  SD30964  Erodium cicutarium Edith A. Purer 1931-4-28 1761 Los Angeles Palos Verdes Hills Comment
  RSA600801  Erodium macrophyllum Louis C. Wheeler 1955-4-30 7145 Los Angeles San Jose Hills: ca. 1/2 mile north-westerly from Puddingstone Dam. Comment
  LA25979  Erodium moschatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  CAS-BOT-BC41509  Erysimum asperum Joseph Andorfer Ewan 1932-5-29 7219 Los Angeles San Gabriel Mountains. Mount Gleason. 1737 Comment
  RSA579317  Erysimum capitatum var. capitatum Timothy S. Ross 1994-5-31 7979 Los Angeles San Gabriel Mountains: vicinity of Pacifico Mountain: upper northerly slope of major flat-topped ridge ca. 680 m due W of Sheep Camp Spring. 2049 Comment
  RSA584012  Erysimum capitatum var. capitatum Timothy S. Ross, S. D. Boyd 1991-4-25 4594 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA600171  Erysimum capitatum var. capitatum Steve Boyd, Lauren Raz 1997-5-1 9663 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
  RSA530307  Erysimum capitatum var. capitatum Robert Gustafson, Christopher Davidson 1977-4-20 430 Los Angeles Devils Punch Bowl County Park, along the trail descending to the stream below the campsite 1219 Comment
  SEINET8257602  Erythranthe floribunda LeRoy Abrams 1902-7-1 2611 Los Angeles Little Santa Anita canyon. Comment
  POM418  Eschscholzia caespitosa Otis Hiatt 1916-3-16 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA0055763  Eschscholzia californica R. G. Swinney 2010-4-1 12147 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UCR219416  Eschscholzia californica R. G. Swinney 2009-3-31 10227 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA177836  Eschscholzia californica var. peninsularis Robert F. Thorne 1965-5-10 34477 Los Angeles West side of Black Jack Mountain, Santa Catalina Island. 488 Comment
  RSA249771  Eschscholzia minutiflora Robert F. Thorne, C. W. Tilforth 1973-4-20 43009 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  CAS-BOT-BC92215  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles San Clemente Island. Sides of small arroyo above Wilson Cove. 60 Comment
  SBBG14239  Eschscholzia ramosa M. A. Piehl 1962-6-9 62356 Los Angeles China Pt 6 Comment
  POM73397  Eucrypta chrysanthemifolia Marcus E. Jones 1903-5-15 15 Los Angeles Catalina Island. 30 Comment
  RSA674251  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 702 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 695 Comment
  SBBG96871  Eucrypta chrysanthemifolia var. chrysanthemifolia T. Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) Comment
  UCD119356  Eucrypta chrysanthemifolia var. chrysanthemifolia James Dilley 1997-3-29 148 Los Angeles Santa Monica Mts., Studio City. Beatty Dearing trail, beginning on Mulholland Dr., .5 mile west of Laurel Cyn. 243 Comment
  UC1871017  Eulobus californicus T. S. Ross, Walter Appleby 1993-5-19 7178 Los Angeles Transverse Ranges: San Gabriel Mtns region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W T3N, NE/4 SW/4 SW/4 NW/4 sect. 15; ca 2,640 ft. elevation. 804 Comment
  UCR273125  Eulobus californicus R. G. Swinney 2011-4-26 14515 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UCR96196  Euphorbia albomarginata B. G. Pitzer 1996-4-21 2714 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
  RSA723217  Euphorbia lathyris LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2827 Los Angeles Southeast side of the San Rafael Hills: Behind a power substation, near a small pond. At end of Wierfield Drive. 313 Comment
  UCD142466  Euphorbia peplus Robert F. Thorne 1966-9-15 36697 Los Angeles Santa Catalina Island; Middle Ranch Canyon; Middle Ranch. 213 Comment
  UCSB18973  Euphorbia peplus Keefe, Joseph 1962-12-25 Los Angeles 325 West Norman Avenue, West Arcadia Comment
  RSA0111943  Eurotia lanata Richard G. Swinney 2011-4-19 14405 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
  UC1714625  Fagopyrum esculentum I. M. Johnston 1918-7-29 2109 Los Angeles La Verne 304 Comment
  RSA611600  Festuca californica subsp. parishii L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Ridge between San Antonio Canyon and mouth of Cascade Canyon. 1066 Comment
  UCR270802  Festuca octoflora R. G. Swinney 2011-5-26 14871 A 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
  CAS-BOT-BC500450  Ficus microcarpa R. E. Riefner, Jr. 2015-8-15 15 -222 Los Angeles City of Malibu, N side of Pacific Coast Hwy, E ca 0.25 mi from Coastline Dr.15 15 Comment
  RSA0088633  Ficus microcarpa R. E. Riefner Jr. 2014-7-27 14 -260 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
  RSA0116291  Ficus microcarpa R. E. Riefner Jr. 2015-7-26 15 -209 Los Angeles City of Los Angeles, E side of Figueroa St. at 45th St. 42 Comment
  RSA188163  Filago arizonica R. F. Thorne 1966-4-4 35760 a Los Angeles Santa Catalina Island: Bluff SE of Ballast Point and Catalina Harbor, Isthmus 61 Comment
  RSA591980  Filago californica Mark Hoefs, D. Propst 1973-3-14 90 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  UCR152894  Filago californica A. C. Sanders, Helen Kennedy 2005-4-13 29417 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR190923  Forestiera pubescens R. G. Swinney 1999-6-28 7450 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  CAS-BOT-BC52559  Frangula californica subsp. californica Alice Eastwood 1919-5-29 8954 Los Angeles San Gabriel Canyon Comment
  LA207731  Frangula californica subsp. californica Joseph Andorfer Ewan; 1933-7-23 1463 Los Angeles San Gabriel Mountains, near spring at E end of Barley Flats 1523 Comment
  RSA0126998  Frangula californica subsp. cuspidata Louis C. Wheeler 1967-7-15 10074 Los Angeles Angeles National Forest. Southwest side of Mt. Waterman. Comment
  CAS-BOT-BC53484  Frangula californica subsp. tomentella Timothy S. Ross; Steve Boyd 1994-9-21 8292 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
  RSA128054  Frankenia grandifolia Peter H. Raven, H. J. Thompson 1959-9-6 14361 Los Angeles At mouth of Malibu Creek. 2 Comment
  RSA4831  Frankenia grandifolia James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Comment
  RSA733157  Frasera neglecta R. G. Swinney 1997-6-13 5591 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473 ), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  JEPS42939  Fraxinus velutina Frank W. Peirson 1921-6-20 2459 Los Angeles West Fork San Gabriel River San Gabriel Mountains 457 Comment
  RSA712721  Fraxinus velutina A. C. Sanders 2003-3-14 25773 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 freeway east of the San Gabriel River channel. 159 Comment
  RSA426875  Fremontodendron californicum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA426868  Fremontodendron californicum J. Aug. Kusche 1922-05 9556 Los Angeles Mojave Desert. Comment
  RSA561577  Fremontodendron californicum subsp. californicum Steve D. Boyd, Orlando Mistretta 1993-5-17 8146 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon., North of Sombrero Road (3N64) and west of communications facility. 884 Comment
  RSA367723  Fritillaria biflora Anstruther Davidson 1892-04 s.n. Los Angeles Cahuenga. Comment
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Oct 3 2010
  RSA0108846  Galium andrewsii R. G. Swinney 2010-6-1 13144 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
  RSA612599  Galium andrewsii Louis C. Wheeler 1933-6-2 1759 Los Angeles Ridge Route near Summit. 1220 Comment
  RSA609662  Galium angustifolium R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  SEINET4044578  Galium angustifolium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 198 Comment
  UCR271965  Galium angustifolium R. G. Swinney 2011-6-20 15214 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  PASA40  Galium angustifolium Sally Ellis 1940-4-16 Los Angeles Clairemont Comment
  POM367688  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1931-9-20 154 Los Angeles Barret Canyon' off San Antonio Canyon, San Gabriel Mountains 1311 Comment
  UCR271243  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-6-1 14979 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  SD138809  Galium angustifolium subsp. gabrielense Craig Reiser 1993-1-21 Los Angeles East of Monrovia and south of Santa Anita Creek Comment
  UCR271079  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-6-14 15131 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  LA33611  Galium aparine Peter H. Raven; 1959-4-4 13949 Los Angeles SANTA MONICA MOUNTAINS, Point Dume Natural Preserve, just E of Zuma Beach. 15 Comment
  POM367747  Galium aparine Donald R. Bissing 1973-6-2 105 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  CAS-BOT-BC217462  Galium catalinense Robert F. Thorne; D. Propst 1968-5-27 37637 Los Angeles Slopes above stream in lower end of Middle Ranch Canyon, Santa Catalina Island Comment
  SD72387  Galium catalinense subsp. catalinense D. Howe 1968-2-25 Los Angeles Hillside north of Fourth of July Cove, toward Cherry Cove Comment
  RSA653389  Galium grande Steve Fischer 1998-7-24 SFCNPS 26 Los Angeles Upper Winter Creek Trail. 854 Comment
  SD219106  Galium grande Orlando Mistretta, Christine Mistretta 2008-5-20 3170 Los Angeles San Gabriel Mountains region: Southern California Edison transmission line corridor, Fish Canyon drainage; Van Tassel Motorway just south of junction with Monrovia Canyon Truck Trail. 986 Comment
  CAS-BOT-BC223133  Galium johnstonii Alice Eastwood 1919-6-20 9019 Los Angeles Mt. Wilson Comment
  RSA771613  Galium johnstonii Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42198 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  UC1584878  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5659 A Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1950 Comment
  UCD121800  Galium johnstonii Robert F. Thorne; M. Z. Thorne 1967-7-19 37168 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1981 Comment
  JEPS9478  Galium parishii F. W. Peirson 1922-7-5 3158 Los Angeles n Big Pines (summit of ridge); San Gabriel Mts., Le Montaine 2255 Comment
  UC1375297  Galium parishii Robert F. Thorne, C. W. Tilforth, and John Dourley 1971-7-27 41081 Los Angeles e ridge Mt. San Antonio (Old Baldy); San Gabriel Mts., Angeles National Forest Comment
  RSA593405  Galium parisiense Steve D. Boyd, Orlando Mistretta 1996-5-23 8816 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA601635  Galium parisiense Louis C. Wheeler 1967-6-26 9879 Los Angeles Elsmere Canyon. 441 Comment
  JEPS114002  Galium porrigens var. porrigens Timothy S. Ross and Darin Banks 1994-4-12 7481 Los Angeles San Fracisquito Canyon: westerly draw draining from ridge which divides S. Fr. Canyon from Dry Canyon; ca 630 m S of where Drinkwater Canyon joins S. Dr. Canyon. Comment
  CAS-BOT-BC235476  Gambelia speciosa Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4430 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  RSA639171  Gamochaeta pensylvanica L. C. Wheeler 1967-7-6 9922 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  UCR216879  Gamochaeta pensylvanica R. G. Swinney 2009-3-13 10113 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  POM358921  Gamochaeta pensylvanica Anstruther Davidson 1914-06 2973 Los Angeles Azusa Station Comment
  CATA1549  Gamochaeta ustulata Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2789 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir 435 Comment
  RSA97226  Garrya veatchii Joseph A. Ewan 1932-6-18 7354 Los Angeles Clear Creek Fork of Jujunga Canyon. 762 Comment
  RSA772203  Gayophytum R. G. Swinney 2009-5-27 10876 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  RSA773975  Gayophytum R. G. Swinney 2009-7-29 11420 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR147851  Gayophytum diffusum subsp. parviflorum LeRoy Gross, Paul Morton 2004-6-9 1362 Los Angeles Transverse Ranges; Liebre Mountains region, West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road. Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1732 Comment
  RSA229162  Gayophytum heterozygum Robert F. Thorne, C. W. Tilforth 1971-6-29 40734 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  SBBG125460  Gayophytum heterozygum A. Parikh, N. Gale 2010-6-18 3328 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  RSA191582  Gayophytum heterozygum Robert F. Thorne, M. Z. Thorne 1966-8-29 36590 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: sunny, small, dry depression south of Crystal Lake 1723 Comment
  SEINET7042265  Gayophytum humile A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  CATA3493  Genista linifolia Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-28 045 Los Angeles Santa Catalina Island: Interior; on edge of drainage in between Lower Cottonwood Road and Banning Meadow Road in Lower Cottonwood Canyon watershed 129 Comment
  CATA223  Geranium carolinianum Mark L. Hoefs, A. Douglas Propst 1973-5-4 212 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  POM2886  Geranium carolinianum P. A. Munz 1918-4-21 2088 Los Angeles South of Pomona Hills Comment
  LA211147  Geranium dissectum Arthur C. Gibson; 2011-6-8 5353 Los Angeles SANTA MONICA MOUNTAINS, Upper Stunt Trail, Stunt Rd., Calabasas. Comment
  RSA0107436  Gilia R. G. Swinney 2011-5-19 14775 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
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Dec 7 2018
  RSA771770  Gilia R. G. Swinney 2009-4-28 10555 Los Angeles summit of Mt. Emma. 1585 Comment
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Dec 7 2018
  UC133893  Gilia achilleifolia subsp. multicaulis Ernest Braunton Jun 1903 888 Los Angeles Glendale to Burbank; Glendale to Burbank Comment
  RSA271448  Gilia aliquanta subsp. aliquanta R. F. Thorne, John Dourley, Walter Wisura 1978-4-17 1525 Los Angeles Bob's Gap, about 2.5 air mile north-east of Valyermo. 1098 Comment
  LA206523  Gilia capitata subsp. abrotanifolia Harlan Lewis; 1969-5-6 sn Los Angeles Gorman Comment
  RSA225980  Gilia capitata subsp. abrotanifolia R. F. Thorne, A. C. Gibson 1971-5-22 39742 Los Angeles Fish Canyon. 305 Comment
  RSA470212  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1890-4-10 s.n. Los Angeles Foothills, Los Angeles. Comment
  RSA597450  Gilia capitata subsp. abrotanifolia T. S. Ross, J. Mark Porter 1995-5-4 8501 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA756875  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Christine Mistretta 2008-4-4 2323 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  UCSB5027  Gilia capitata subsp. abrotanifolia Wedberg, H. 1958-5-10 Los Angeles Across street from 1781 So. Latigo Rd.; Santa Monica Mtns. Comment
  RSA249786  Gilia latiflora subsp. davyi R. F. Thorne, C. W. Tilforth 1973-4-20 43014 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA611840  Gilia latiflora subsp. davyi Steve Boyd, Valerie Soza 1998-4-28 10172 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  CAS-BOT-BC226318  Gilia latiflora subsp. davyi E. Roy Weston 1926-3-27 72 Los Angeles Fairmount [Fairmont] Comment
  RSA95663  Gilia latiflora subsp. davyi Verne Grant 1955-4-16 9578 Los Angeles Near Lancaster Junction south of Gorman on Hwy 99. Comment
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Apr 10 2012
  SBBG5867  Gilia latiflora subsp. latiflora H. and M. Dearing 1949-4-27 6759 Los Angeles Lancaster Comment
  UC908839  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 3004 Los Angeles Little Rock Creek Mohave Desert, Little Rock Creek Comment
  RSA469373  Gilia latiflora subsp. latiflora N. C. Cooper 1948-4-21 2677 Los Angeles Littlerock. 762 Comment
  UC52861  Gilia latiflora subsp. latiflora H. M. Hall May 1902 3099 Los Angeles San Francisquito Pass Comment
  SBBG42980  Gilia minor J. P. Broughton, K. K. Muller 1971-4-2 1352 Los Angeles between Palmdale and Lancaster Comment
  UCR103985  Gilia minor George K. Helmkamp, E. A. Helmkamp 1997-3-11 1476 Los Angeles c. 12 mi. west of Lancaster at Lancaster Rd & Willow Springs Cyn. 899 Comment
  UCR205853  Gilia modocensis R. G. Swinney 2008-5-8 8810 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR97328  Gilia modocensis R. G. Swinney 1996-5-27 4730 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  UCR68924  Gilia nevinii Steve Boyd, L. Arnseth, T. S. Ross 1990-4-7 4262 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  CAS-BOT-BC402008  Gilia ochroleuca subsp. bizonata Louis C. Wheeler 1932-4-9 590 Los Angeles Mouth Kings Canyon, Elizabeth Lake Region 975 Comment
  RSA0115689  Gilia ochroleuca subsp. bizonata A. C. Sanders 2006-4-21 32124 Los Angeles Tehachapi Mtns. Foothills: hills c. 1.25 miles ENE of Quail Lake, east of the Clement Plant Rd. and Calif. Aqueduct, N of Hwy 138. 982 Comment
  UCD40980  Gilia ochroleuca subsp. bizonata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1604 Los Angeles Antelope Valley Poppy Reserve. Comment
  RSA0017147  Gilia ochroleuca subsp. vivida Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1674 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  RSA0017174  Gilia ochroleuca subsp. vivida George B. Grant 1906-6-16 s.n. Los Angeles Mount Wilson: summit. Comment
  RSA0051754  Gilia scopulorum Carol Haines 1964-5-24 171 Los Angeles Elizabeth Canyon Road. 990 Comment
  UCR272596  Gilia sinuata R. G. Swinney 2011-6-7 15040 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
  RSA601535  Gilia tenuiflora L. C. Wheeler 1936-6-12 4148 Los Angeles Monroe Canyon. 549 Comment
  RSA638812  Githopsis diffusa subsp. diffusa Valerie L. Soza, Laura Moore 1999-6-30 590 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  CAS-BOT-BC303659  Glebionis coronaria Austin Griffiths 1967-5-24 5276 Los Angeles Pacific Beach Comment
  RSA600004  Gnaphalium californicum Steve Boyd, Lauren Raz 1997-5-28 9843 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
  SEINET11849338  Gnaphalium californicum Unknown 1945-1 s.n. Los Angeles Eaton's Wash, Pasadena Comment
  RSA188157  Gnaphalium chilense R. F. Thorne 1966-4-5 35830 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 106 Comment
  POM358845  Gnaphalium leucocephalum Anstruther Davidson 1907-1 2011 Los Angeles Hollywood. Comment
  RSA595135  Gnaphalium luteoalbum Steve Boyd 1996-4-25 8700 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  POM358862  Gnaphalium microcephalum Robert Gustafson 1980-9-16 1981 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA69951  Grayia spinosa F. W. Peirson 1926-4-26 6654 Los Angeles about 1 mile east of Palmdale Comment
  RSA158280  Guillenia lasiophylla P. H. Raven 1962-4-12 17320 Los Angeles San Clemente Island. Near foot of canyon south of canyon below the Tomb, west side of island 107 Comment
  CAS-BOT-BC302134  Gutierrezia sarothrae Le Roy Abrams 1902-7-5 1557 Los Angeles Azusa Comment
  RSA0000378  Habenaria leucostachys var. virida Frank W. Peirson 1918-7-8 12 Los Angeles San Antonio Canyon, San Gabriel Mountains. Comment
  SBBG128221  Hainardia cylindrica M. L. Hoefs, S. A. Junak 1997-6-4 2765 Los Angeles deep tank reservoir, by rd above Empire Landing 106 Comment
  CAS-BOT-BC305411  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Foothill Blvd., Tujunga Wash Comment
  SFV3972  Helianthus annuus R. L. Armacost 1954-11-22 583 Los Angeles Santa Monica. Comment
  POM14243  Helianthus annuus subsp. lenticularis Minnie Reed 1895-8-7 15258 Los Angeles Pomona. Comment
  CAS-BOT-BC305687  Helianthus gracilentus John Thomas Howell 1931-6-6 6668 Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  LA32031  Helianthus gracilentus Henry J. Thompson; 1959-5-2 1977 Los Angeles Santa Monica Mountains, Yerba Buena Road, 1.2 mi W of junction with Mulholland Hwy 609 Comment
  RSA0087388  Helianthus gracilentus R. G. Swinney 2010-5-25 12977 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
  RSA612165  Helianthus gracilentus L. C. Wheeler 1932-7-2 916 Los Angeles Ridge south of Brown's Flat; San Gabriel Mts. 1371 Comment
  UCD119428  Heliotropium curassavicum var. oculatum P. B. Kennedy 1927-7-13 s.n. Los Angeles Oceano. Comment
  CAS-BOT-BC310102  Hemizonella minima Joseph Andorfer Ewan 1932-6-15 7340 Los Angeles 1/2 mile above Horse Flats, Pine Flats Region, San Gabriel Mts. 1706 Comment
  RSA131036  Hemizonia fasciculata P. C. Everett, E. K. Balls 1959-6-2 23841 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  UCR217144  Hemizonia fasciculata Jonas A. Winbolt, Rocky Brown 2010-8-23 002 Los Angeles Western Transverse Range, east side of Simi Hills, Chatsworth, west of drainage within Santa Susanna Historical Park, near Oak Park Cemetery 322 Comment
  RSA596272  Hemizonia fasciculata R. G. Swinney 1969-5-4 573 Los Angeles Approx 1/2mi N of Sierra Madre Ave on N. Pennsylvania Avenue 335 Comment
  RSA549581  Hesperocnide tenella Tim S. Ross 1991-3-10 4216 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  CATA1819  Hesperocyparis stephensonii Benjamin E. Carter 2012-8-31 7020 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  RSA547455  Heterocodon rariflorum T. S. Ross, Orlando Mistretta 1992-7-24 6746 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  RSA667599  Heterodraba unilateralis Steve Boyd, Lee Lenz 2001-5-2 10421 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
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Dec 17 2008
  CAS-BOT-BC143697  Heteromeles arbutifolia R. M. Beauchamp 1967-1-29 159 Los Angeles San Clemente Island, behind Pyramid Cove Comment
  CHSC34438  Heteromeles arbutifolia James Henrickson 1972-11-2 8100 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Cyn. Rd. 365 Comment
  SBBG98604  Heteromeles arbutifolia T. Ross, A. Ross 1991-3-7 4132 Los Angeles Elephant Hill, western Pomona 237 Comment
  UC860417  Heteromeles arbutifolia Ira W. Clokey, B. Templeton Jul 1929 4589 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  UCR205519  Heteromeles arbutifolia A. C. Sanders, T. B. Salvato 2009-5-19 36819 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA0074501  Heterotheca fastigiata L. C. Wheeler 1933-9-26 2132 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  SFV3984  Heterotheca grandiflora K. A. Wilson 1963-10-24 1305 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  RSA0074402  Heterotheca grandiflora Robert Gustafson 1980-7-9 1796 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA0075832  Heterotheca grandiflora Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  UC735721  Heterotheca grandiflora Charles B. Heiser Jr. 1947-6-16 1940 Los Angeles along Highway 99, n Los Angeles Co. Comment
  CAS-BOT-BC310844  Heterotheca sessiliflora subsp. fastigiata J. Ewan 1930-12-7 3472 Los Angeles Clam Shell Canyon above Monrovia Comment
  RSA729693  Hieracium argutum R. G. Swinney 1998-8-28 6852 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
  POM360458  Hieracium argutum Anstruther Davidson 1892-8-20 2040 Los Angeles Santa Anita Canyon Comment
  UCD115121  Hirschfeldia incana Mark Hoefs 1973-7-13 375 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir on North side of Main Road. 236 Comment
  POM352404  Holcus lanatus Stone 1936-6-3 282 Los Angeles Los Angeles Comment
  RSA488446  Holodiscus discolor Mark Hoefs 1974-9-17 535 Los Angeles Santa Catalina Island. Gallagher's Canyon- lower west fork. 30 Comment
  RSA229051  Holodiscus microphyllus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38908 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  POM352437  Hordeum brachyantherum H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach Comment
  UC1586241  Hordeum depressum Tim Ross 1991-8-16 5826 Los Angeles Horse Flats Chilao Flat Quad., San Gabriel Mountains, Horse Flats 1719 Comment
  SBBG130735  Hordeum intercedens S. A. Junak 2000-5-6 SCa 1268 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
  RSA0085030  Hordeum murinum R. G. Swinney 2010-6-21 13275 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  POM352466  Hordeum murinum subsp. leporinum Edwin Kline 1924-5-16 s.n. Los Angeles Los Angeles. Comment
  RSA187926  Hordeum murinum subsp. leporinum R. F. Thorne 1966-4-29 36287 a Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  UC284731  Hordeum murinum subsp. leporinum P. A. Munz 1923-4-8 6620 Los Angeles San Clemente Island Comment
  RSA702820  Horkelia rydbergii Scott D. White 2004-8-20 10721 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  SBBG119360  Horkelia rydbergii O. Mistretta 1995-7-11 1871 Los Angeles head of Little Rock Crk ca. 0.5 mi downstream from Alder Saddle 1508 Comment
  CAS-BOT-BC213006  Hosackia crassifolia Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3355 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  CAS-BOT-BC311944  Hulsea heterochroma R. J. Dobbs 1927-6-27 1478 Los Angeles Topango trail just below fire break 1005 Comment
  UCSB27278  Hulsea vestita subsp. gabrielensis Wilken, Dieter 1969-5-8 Los Angeles Along Los Angeles County Road N2, between Chilao and Charlton Flats, San Gabriel Mountains Comment
  SEINET255356  Ilex cornuta A. C. Sanders 2005-2-13 29149 Los Angeles San Gabriel Valley: Walnut, Mt. San Antonio College, at south foot of the San Jose Hills. 244 Comment
  POM223266  Ipomoea purpurea L. C. Wheeler 1933-6-26 1884 Los Angeles San Bernardino Ave. at San Antonio Ave. Pomona. 259 Comment
  UC32925  Isocoma menziesii var. vernonioides J. H. Barber 1897-10-15 33 Los Angeles Santa Monica Expedition Station Comment
  UC32926  Isocoma menziesii var. vernonioides Katharine Curran 1883-9-1 Los Angeles near Los Angeles Comment
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Mar 27 2016
  UC1126551  Isomeris arborea A. D. Gifford 1935-2-10 428 Los Angeles 5.5 mi wsw Redrock Mtn.; Angeles National Forest, Tejon Quad. 701 Comment
  UC56900  Isomeris arborea Ernest Braunton May 1902 321 Los Angeles Redondo Comment
  SEINET11983997  Isomeris arborea var. globosa D. P. Reagan 1974-1 23 Los Angeles 2 mi W of Gorman Comment
  POM177575  Isopyrum occidentale Ralph Hoffmann 1931-4-28 335 Los Angeles Upper Bouquet Canyon, west of Lincoln Crest. Comment
  CATA1237  Jaumea carnosa Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2315 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  SFV20027  Jaumea carnosa A. Dittmer, S. Dark 2004-10-1 69 Los Angeles Ballona Wetlands. West side of wetlands on the north side of Jefferson Ave. close to road. Comment
  UC898184  Jaumea carnosa F. R. Fosberg 1931-5-18 S 4895 Los Angeles Little Harbor Santa Catalina Island 4 Comment
  CAS-BOT-BC426241  Jepsonia parryi D. E. Breedlove 1961-9-23 1264 Los Angeles Fourth of July Cove, Santa Catalina Island 21 Comment
  OBI13701  Juglans californica Unknown 1964-4-18 107 Los Angeles End of Colima Dr past post office tract. E slope of Topanga Cyn, Santa Monica Mts Comment
  CAS-BOT-BC101915  Juglans californica Alice Eastwood 1939-4-16 18912 a Los Angeles Santa Ana Botanic Garden Comment
  SEINET11102791 Image available Juglans californica var. californica Scott D. White 2003-6-2 9440 Los Angeles Puente Hills; City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit 183 Comment
  SFV6195  Juglans californica var. californica R. M. Muran 1974-3-26 50 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  UCR86838  Juncus bufonius Scott D. White 1995-4-27 2944 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
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Jun 28 2017
  CATA1228  Juncus bufonius var. bufonius Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2294 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA597131  Juncus bufonius var. bufonius L. C. Wheeler 1961-6-12 7856 Los Angeles San Gabriel Mountains. Pacoima Canyon at Rattlesnake Canyon 915 Comment
  JEPS45902  Juncus duranii F. R. Fosberg and J. Ewan 1931-8-12 4978 Los Angeles 1/2 mi w of Windy Camp (Cienega, Mount Islip); Cienega, Mount Islip 2286 Comment
  SEINET13095142  Juncus duranii Unknown 1936-8-14 10060 Los Angeles San Gabriel Mts. Lilly Springs, N. slope Mt. Hawkins. Comment
  SD234233  Juncus macrophyllus R. G. Swinney, Dave Larson 1999-7-21 7562 Los Angeles San Gabriel Mtns: upper Fern Canyon, San Dimas Experimental Forest, 200 m below Fern Dam #1, NE of Browns Flat (Mt Baldy 7.5' Q) 1341 Comment
  SEINET3880049  Juncus macrophyllus Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-7 8141 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3, 4, 9, 10). Liebre Mountain 7.5' USGS Quadrangle.; 0 1676 Comment
  SEINET6331221 Image available Juncus marginatus Victor 1933-1 3526 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  RSA691048  Juncus rugulosus Scott D. White 2003-10-22 9838 Los Angeles San Gabriel Mountains: Foothills above Altadena. Los Angeles Dept. of Public Works Kinneloa West debris basin. Northern terminus of Brambling Lane.(Mt. Wilson). 427 Comment
  RSA0021957  Juncus saximontanus Duncan S. Bell, Caitlin Elam 2013-6-24 5293 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA368378  Juncus xiphioides T. S. Clare 1929-7-4 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  LA6556  Juniperus californica Louis C. Wheeler; 1932-4-10 612 Los Angeles San Gabriel Mountains, Gleason Canyon, off Aliso Canyon 914 Comment
  UC84  Juniperus californica W. H. Brewer 1861-1-1 110 Los Angeles San Gabriel Comment
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Jan 26 2015
  UCR275030  Juniperus californica Michael Honer, Mary Ann Hasskamp 2006-4-19 2207 Los Angeles Tehachapi Mountains area, Slopes above Oso Canyon: 1 mile north of Quail Lake; c. 1 mile east of cement plant road 1067 Comment
  SEINET10613609  Juniperus californica William H. Brewer Brewer 110 Los Angeles California State Survey. In dry places near San Gabriel Canon. Sent by Prof. Brewer 1861. Comment
  CAS-BOT-BC235756  Keckiella cordifolia Reid Moran 1941-2-26 629 Los Angeles Johnson's Valley, Santa Catalina Island Comment
  LA105068  Keckiella cordifolia Barry A. Prigge; 1988-7-3 8200 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA401755B  Keckiella cordifolia George R. Johnston 1934-5-20 18837 Los Angeles Descanso Canon, Santa Catalina Island. Comment
  RSA697064  Keckiella cordifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1060 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  SBBG55014  Keckiella cordifolia C. Anderson 1963-6-20 120 Los Angeles Wilderness Park, Eaton Cyn, Altadena 350 Comment
  POM274198  Kochia californica J. C. Roos 1947-9-18 2790 Los Angeles 2 mi. N of Lancaster. Comment
  UC284226  Lamarckia aurea P. A. Munz 1923-4-9 6671 Los Angeles San Clemente Island Comment
  UCR126229  Lamarckia aurea A. C. Sanders 2003-3-14 25746 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
  UC519990  Lamium amplexicaule Louis C. Wheeler 1932-5-30 796 Los Angeles 2 mi ne La Verne 373 Comment
  UCR95349  Lamium amplexicaule L. C. Wheeler 1967-5-7 9282 Los Angeles San Gabriel Mtns, Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 655 Comment
  RSA594350  Larrea tridentata Steve D. Boyd, Lauren Raz 1996-10-14 9057 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
  POM257556  Lasthenia californica C. B. Wolf 1932-5-10 3518 Los Angeles Santa Catalina Island. Equestrian Trail back of Avalon. 259 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
  RSA597775  Lasthenia californica Steve Boyd, Lauren Raz 1997-3-14 9177 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
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Mar 13 2008
  LA203788  Lasthenia glabrata subsp. coulteri A. M. Johnson; 1933-5-17 4267 Los Angeles Del Rey, Los Angeles Comment
  RSA612656  Lasthenia gracilis M. Elena Siqueiros 1997-3-19 4382 Los Angeles NW corner of Mills Ave., and Foothill Blvd., Claremont, SE of Phake Lake, along the fire road, 5m from lake shore 412 Comment
  SBBG32271  Lasthenia gracilis L. S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  RSA549552  Lasthenia gracilis Timothy S. Ross 1992-4-4 6082 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA406614  Lathyrus Chung-Hsin Chung 1931-5-8 s.n. Los Angeles Griffith Park. Comment
  UC1595277  Lathyrus latifolius Tim Ross and Peter Fritsch 1990-6-20 3587 Los Angeles ridge top between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  RSA656199  Lathyrus latifolius Joseph M. Keefe 1978-4-28 22855 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  SBBG133426  Lathyrus odoratus J. Shute, K. Merrill, E. Havstad 2011-5-3 SERG 11 -53 Los Angeles E of VC3 off ridge rd to the S by concrete ruins of a building Comment
  UCR124361  Lathyrus vestitus I. W. Clokey, B. C. Templeton 1929-1 4463 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UC56677  Lathyrus vestitus var. vestitus Ernest Braunton 1903-1-12 776 Los Angeles Laurel Canyon Comment
  RSA704354  Layia glandulosa Gary D. Wallace, M. Z. Wallace 1982-4-24 1923 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  SD60416  Layia platyglossa subsp. campestris Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island; lower end of Bullrush Canyon. 199 Comment
  RSA659837  Lepechinia fragrans Orlando Mistretta, Mike Hammit 1991-6-21 s.n. Los Angeles Along USFS Road 2N66. Just W of junction with 2N65.1. Over looking Fern canyon to the N. 732 Comment
  SBBG121654  Lepechinia rossii L. Gross, V. Arvizu, B. Hogshead 2005-5-24 2311 Los Angeles Ruby Clearwater Truck Trail, S of Ruby Cyn, N of Red Mtn; Liebre Mtns 788 Comment
  CAS-BOT-BC89312  Lepidium flavum Timothy S. Ross 1991-3-23 4274 Los Angeles Mojave Desert. Along North 200th Street East, 1.5 mile south of East Avenue 'G' (Hi Vista). 906 Comment
  RSA589184  Lepidium flavum Timothy S. Ross 1991-4-28 4737 Los Angeles ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. Blading road heading N from Black Butte Basin Road x Avenue U [not on 1968 topo]., Running northward to the W of BBB Rd. for about 1.2 miles, then rejoining it NW of Three Sisters Buttes. 939 Comment
  UCR190723  Lepidium fremontii R. G. Swinney 2001-4-18 7929 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  UC1595683  Lepidium fremontii W. Wisura and E. Roeder 1992-4-21 4691 Los Angeles 2.3 mi w Hwy. 138 (on Fort Tejon Rd, w Mohave); Mohave Comment
  SBBG131941  Lepidium latipes S. A. Junak 2000-5-19 SCa 1309 Los Angeles rd on SE side of Echo Lake 390 Comment
  SD252299  Lepidium strictum Steven A. Junak 2000-5-19 Sca 1308 Los Angeles Santa Catalina Island: along road on SE side of Echo Lake. 390 Comment
  CDA3826  Lepidium strictum R. L. Armacost 1973-4-13 2839 Los Angeles Santa Monica. 0 Comment
  RSA596046  Lepidospartum squamatum Timothy S. Ross, J. Mark Porter 1995-5-4 8405 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCR239987  Lepidospartum squamatum R. G. Swinney 2009-11-13 11604 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  CAS-BOT-BC320589  Leptochloa Peter Rubtzoff 1988-10-7 9961 Los Angeles Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 miles northeast of the entrance to Angeles National Forest, or ca. 4 miles northeast of junction of Osborne Street and Foothill Blvd., San Gabriel Mountains. 478 Comment
  RSA604514  Leptochloa fusca subsp. uninervia Sara L. Crockett 1997-2-1 559 Los Angeles Santa Catalina Island, 0.3 mile NE of Wrigley Botanical Garden, toward Avalon on Avalon Canyon Road (E side), on N side of L. A. County Interpretive Center. 91 Comment
  UC23418  Leptodactylon californicum Harley P. Chandler 1897-1-1 Los Angeles Claremont 701 Comment
  RSA657353  Leptodactylon californicum subsp. glandulosum J. Keeling 1980-5-9 9 Los Angeles 50 feet south of frontage road, beginning of fire road, east 1/2 mile east of La Tuna offramp, 210 freeway. Tujunga. 488 Comment
  SD7455  Leptosiphon aureus J. C. Nevin 1885-1 Los Angeles Los Angeles Comment
  UCSB7594  Leptosiphon aureus subsp. aureus Johnston, J. 1917-5-13 Los Angeles San Gabriel Mts. 152 Comment
  SBBG38700  Leptosiphon bicolor R. Moran 1941-3-9 690 Los Angeles Middle Ranch 250 Comment
  SD215608  Leptosiphon breviculus Timothy S. Ross, Steve Boyd, et al. 1990-6-25 3798 Los Angeles Vicinity of Crystal Lake. 1676 Comment
  RSA469982  Leptosiphon breviculus B. C. Templeton 1932-6-17 4907 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA586688  Leptosiphon breviculus Orlando Mistretta, Mark Elvin 1995-6-20 1789 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, head of drainage, E of Pacifico Mtn, at end of Forest Rd. 3N7E. 2073 Comment
  CHSC3671  Leptosiphon ciliatus Mary MacArthur 1966-6-4 41 Los Angeles Chilao. 1524 Comment
  RSA679197  Leptosiphon ciliatus Michael Denslow, LeRoy Gross 2003-5-12 1145 Los Angeles West Fork of San Gabriel River, along Rincon Red Box Road (2N24.1) 1220 Comment
  LA81938  Leptosiphon parviflorus O. H. Kappler; 1940-5-19 16 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG7988  Leptosyne bigelovii H. and M. Dearing 1930-4-15 2365 Los Angeles Little Rock Cyn Comment
  RSA0119006  Leptosyne calliopsidea A. C. Sanders 2007-4-13 33402 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  SBBG31275  Leptosyne gigantea R. F. Thorne with P. C. Everett 1965-6-23 35018 Los Angeles Hamilton Cyn, N of Descanso Cyn 60 Comment
  SD80917  Leptosyne gigantea James Henrickson 1969-4-10 4210 Los Angeles 8 miles west of Malibu along Sandstone Cliff east of Pacific Coast highway at Zuma Beach. 3 Comment
  SFV3853  Leptosyne gigantea P. G. Kilburn 1958-3-1 631 Los Angeles Point Dume, just south of Zuma Beach. On hillsides facing ocean. 5 Comment
  UCR209938  Lessingia filaginifolia R. G. Swinney 2008-7-15 9212 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR231173  Lessingia filaginifolia Dan S. Cooper 2011-11-9 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper part of 'Boys Camp Canyon' southwest of LA Zoo 244 Comment
  RSA589140  Lessingia glandulifera var. glandulifera Orlando Mistretta 1994-5-11 1175 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA640927  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1967-7-23 10186 Los Angeles San Gabriel Mts.: vicinity of Kentucky Springs. 1128 Comment
  POM122586  Lessingia tenuis Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  OBI35692  Leymus condensatus Rebecca Cicoria 1982-5-8 64 Los Angeles Palos Verdes Peninsula: Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  RSA188349  Leymus condensatus R. F. Thorne, M. Z. Thorne 1966-5-31 36440 Los Angeles Santa Catalina Island: bottom of Cottonwood Canyon on Rancho Escondido 107 Comment
  RSA707553  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Palmer Canyon north of Claremont. 701 Comment
  UC1714525  Lilium parryi I. M. Johnston 1916-8-22 1703 Los Angeles Prairie Fork of San Gabriel River; San Antonio Mounains 2286 Comment
  UCR177531  Linanthus bigelovii LeRoy Gross 2005-4-28 2114 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR191523  Linanthus breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  HSC17060  Linanthus californicus G. E. Anderson 1966-4-4 22 Los Angeles 2 mi. N of Topanga S side on Hwy. 27 Comment
  SD114159  Linanthus californicus Darley F. Howe 1953-5-31 2296 Los Angeles Arroyo Seco, Angeles Crest Highway, San Gabriel Mountains. Comment
  POM18076  Linanthus concinnus P. A. Munz 1923-5-26 6855 Los Angeles Vincent Gulch 2043 Comment
  RSA695502  Linanthus concinnus Valerie L. Soza, Sarah J. De Groot 2003-6-18 1686 Los Angeles Upper Little Rock Creek, along Rattlesnake Trail, approximatly 0.2 miles east from its junction with Burkhart Trail, WNW of Rattlesnake Spring, San Gabriel Mountains. 1738 Comment
  RSA789026  Linanthus concinnus J. Mark Porter, Lauren Machen 2012-5-30 15130 Los Angeles Along Ca Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off). 2414 Comment
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Jun 7 2016
  UC908264  Linanthus concinnus Frank W. Peirson 1928-6-2 7931 Los Angeles South Fork Rock Creek San Gabriel Mts. 1981 Comment
  UCSB43817  Linanthus dianthiflorus Morales, M. 1982-4-18 Los Angeles 400 yards south of Catalina airfield 441 Comment
  UC494778  Linanthus parryae T. Craig 1928-4-28 1037 Los Angeles Big Rock Creek Road to Los Angeles County Playground Comment
  RSA164863  Linanthus pungens Wesley O. Griesel 1963-8-1 865 Los Angeles Slopes of Mt. San Antonio 2988 Comment
  RSA529136  Linanthus pungens T. S. Ross, S. D. Boyd 1991-7-24 5620 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  CAS-BOT-BC432204  Lithophragma bolanderi G. B. Grant 1901-3-24 s.n. Los Angeles Eaton Canon Comment
  RSA229197  Lithophragma heterophyllum R. F. Thorne, C. W. Tilforth 1971-6-29 40735 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  UC1143168  Lobelia dunnii var. serrata Jerome S. Horton 1937-10-14 501 Los Angeles Lewis Paul Canyon Falls, San Dimas Froest and Range Experiment Station, Lewis Paul Watershed Lewis Paul Canyon Falls; San Dimas Froest and Range Experiment Station 579 Comment
  UC29185  Lobelia dunnii var. serrata H. M. Hall 1896-8-13 305 Los Angeles San Gabriel Mountains, San Antonio Canyon San Antonio Canyon; San Gabriel Mountains, San Antonio Canyon Comment
  RSA562624A  Loeflingia squarrosa subsp. artemisiarum D. Charlton 1991-5-18 5182 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  UCR95264  Logfia gallica L. C. Wheeler 1967-5-7 9294 Los Angeles San Gabriel Mtns, Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 655 Comment
  RSA0115759  Logfia gallica Steven A. Junak 1999-5-20 SCa- 941 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road, along N side of Escondido Canyon. 323 Comment
  RSA785593  Lolium perenne subsp. multiflorum Doris Bowers 1968-6-29 692 Los Angeles Diamond Bar Ranch 305 Comment
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Aug 20 2014
  POM356969  Lolium temulentum Anstruther Davidson 1917-04 3230 Los Angeles Alvarado Street, Los Angeles. Comment
  POM356977  Lolium temulentum Anstruther Davidson 1890-05 s.n. Los Angeles San Pedro Comment
  UC457263  Lomatium lucidum Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Comment
  RSA608884  Lomatium lucidum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Center Creek off Gold Creek off Little Tujunga Creek. 853 Comment
  SD231183  Lomatium mohavense Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 48 Los Angeles Transerves Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. 1444 Comment
  SD237286  Lomatium mohavense R. G. Swinney 2009-4-28 10525 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt Emma. 1584 Comment
  SEINET3245997  Lomatium mohavense R. G. Swinney 2009-1 10809 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper Indian Bill Canyon, a narrow mile long canyon draining north from west end of Pleasant View Ridge. Juniper Hills. 437 Comment
  UCR221916  Lomatium mohavense R. G. Swinney 2009-4-28 10525 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR191270  Lomatium nevadense R. G. Swinney 1998-7-2 6206 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA641308  Lomatium nevadense var. parishii Orlando Mistretta, Mark Elvin 1995-3-30 1588 Los Angeles San Andreas Rift Zone: On Bige Pines Highway near Valyermo. Comment
  POM253068  Lonicera C. F. Baker 5195 Los Angeles Genisha Park, Pomona. Comment
  NY42926  Lonicera interrupta J. B. Walker 1995-3-31 1306 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  UC1584240  Lonicera interrupta Tim Ross, Steve Boyd 1990-6-6 2885 Los Angeles s and w Piru Pond; Los Padres National Forest, Liebre Mtn. USGS 7.5' quadrangle 644 Comment
  OBI26277  Lonicera japonica Mark E. Schneider 1973-11-28 s.n. Los Angeles Woodland Hills; Pierce college Arboretum Comment
  UCR155617  Lonicera subspicata A. C. Sanders 2005-5-11 30149 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  CAS-BOT-BC234870  Lonicera subspicata var. denudata Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  SFV3593  Lonicera subspicata var. denudata K. A. Wilson 1961-7-13 1249 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. 275 Comment
  RSA515124  Lotus argophyllus subsp. ornithopus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 803 -3 Los Angeles San Clemente Island: Pyramid Head, S end of island 15 Comment
  RSA535285  Lotus argophyllus subsp. ornithopus T. S. Ross 1991-5-20 5350 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  UC496529  Lotus argophyllus var. argophyllus T. Craig 1927-6-8 402 Los Angeles Bear Canyon Trail to Mt. San Antonio (e Los Angeles Co) Comment
  RSA161323  Lotus dendroideus var. dendroideus P. H. Raven 1962-5-20 17768 Los Angeles Santa Catalina Island, Airport Road on main ridge about 1.5 miles west of Middle Ranch turn-off. Comment
  UCR219894  Lotus heermannii R. G. Swinney, Jane Strong 2009-4-21 10424 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 218 Comment
  RSA498325  Lotus heermannii var. heermannii Albert J. Perkins 1912-09 s.n. Los Angeles Mt. Wilson trail Comment
  SEINET7063570  Lotus humistratus A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  UCR209943  Lotus nevadensis R. G. Swinney 2008-7-15 9208 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR223177  Lotus nevadensis R. G. Swinney 2009-7-22 11319 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCR113747  Lotus nevadensis var. davidsonii Scott D. White 1997-5-8 5086 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  SFV12370  Lotus purshianus D. L. Koutnik 1978-6-3 514 Los Angeles Santa Monica Mountains Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 305 Comment
  UCR125617  Lotus purshianus A. C. Sanders 2003-5-26 25866 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
  JEPS55922  Lotus salsuginosus Samuel B. Parish Jun 1887 1891 Los Angeles San Francisquito Canyon Comment
  RSA0114806  Lotus salsuginosus R. G. Swinney 2011-4-26 14478 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UC457253  Lotus salsuginosus Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR168367  Lotus salsuginosus George B. Grant 1905-4-20 s.n. Los Angeles Garvanza [between South Pasadena and Highland Park] 213 Comment
  UCR281642  Lotus salsuginosus R. G. Swinney 2014-5-8 16476 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
  POM2466  Lotus salsuginosus J. H. Barber, W. Appleby 1897-3-28 106 Los Angeles Santa Monica Mountains; Santa Monica Forestry Station. Comment
  UCR143495  Lotus salsuginosus var. salsuginosus Steve Boyd, Et al. 1997-4-1 9452 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  RSA498849  Lotus scoparius Alton Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SEINET12151345  Lotus scoparius J. F. Bright, Wyman, C. 1931-1 5571 Los Angeles Manhattan Beach 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
  UCR131448  Lotus scoparius var. scoparius Alison Lipman 1998-3-23 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
  UCR126719  Lotus strigosus A. C. Sanders, Mark Elvin 2003-4-14 25949 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR259150  Lotus strigosus R. G. Swinney 2010-6-23 13360 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UC440403  Lotus wrangelianus Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topanga Canyon Santa Monica Mountains Comment
  RSA355467  Ludwigia peploides subsp. peploides Geo. L. Moxley 1913-06 s.n. Los Angeles Edge of Echo Park Lake. Comment
  CAS-BOT-BC201207  Lupinus P. A. Munz 1923-8-31 7677 Los Angeles Swartout [Swarthout] Valley, San Gabriel Mts. 2575 Comment
  UCR223788  Lupinus R. G. Swinney 2009-5-28 10953 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC198292  Lupinus Fred E. Burlew 1920-4-23 s.n. Los Angeles Hills above Glendale. Comment
  CAS-BOT-BC198387  Lupinus albifrons Carl B. Wolf 1932-5-13 3627 Los Angeles Santa Catalina Island, 100 yds. above the Wishbone, on the Avalon-Isthums Road 243 Comment
  OBI70599  Lupinus bicolor Steve Boyd, Lauren Raz 1997-3-31 9446 Los Angeles Liebre Mtns Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn. T7N R17W NE 1/4 sec 22 1158 Comment
  RSA339701  Lupinus bicolor R. F. Thorne 1982-4-20 55000 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams 976 Comment
  RSA485425  Lupinus bicolor Steve Boyd 1987-4-14 2040 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  RSA593020  Lupinus bicolor Steve Boyd 1996-4-25 8729 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 2.3 road miles N of jtn with 7N22. 1537 Comment
  RSA0023262  Lupinus bicolor Robert F. Thorne 1980-4-25 54134 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UCSB9862  Lupinus bicolor H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam Comment
  SEINET10484903  Lupinus bicolor subsp. microphyllus David B. Dunn 1948-3-20 Dunn 3783 Los Angeles Along a roadside about 1 block w of grand ave. On cypress ave. About a mile ne Of covina. Comment
  RSA165757  Lupinus bicolor subsp. umbellatus Wesley O. Griesel 1963-4-20 763 Los Angeles [Unspecified] 152 Comment
  SEINET7249063  Lupinus chamissonis Jeremiah George, Audrey George 2014-1 Los Angeles Comment
  UC1178514  Lupinus concinnus Peter Kamb 1948-5-6 952 Los Angeles foothills of the San Gabriel Mts. above Little Rock; foothills of the San Gabriel Mts. above Little Rock 975 Comment
  UCR182227  Lupinus concinnus R. G. Swinney 1998-4-14 6003 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR102534  Lupinus excubitus George K. Helmkamp 1997-3-6 1353 Los Angeles Western Mojave Desert, west of Lancaster along Lancaster Rd, just south of California Poppy Preserve 793 Comment
  CAS-BOT-BC216653  Lupinus excubitus subsp. hallii Alice Eastwood; John Thomas Howell 1937-4-26 3946 Los Angeles Mint Canyon Comment
  CAS-BOT-BC205405  Lupinus excubitus var. austromontanus E. K. Balls 1952-4-9 8449 Los Angeles 1/2 mi. E of Junct. Hwy. 99 & Hwy. 138 at Gorman 1127 Comment
  RSA529167  Lupinus excubitus var. austromontanus T. S. Ross 1991-7-24 5648 Los Angeles Granite Mountain 1902 Comment
  RSA413599  Lupinus excubitus var. hallii Anstruther Davidson 1914-4-1 2965 Los Angeles Santa Suzanna Pass Comment
  SBBG98282  Lupinus formosus G. L. Moxley 1916-6-15 490 Los Angeles Santa Susana foothills Comment
  UCR209500  Lupinus formosus R. G. Swinney 2008-6-17 9037 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA586062  Lupinus formosus var. formosus Orlando Mistretta 1995-6-20 1814 Los Angeles Bare Mountain Canyon. 1738 Comment
  POM11094  Lupinus formosus var. formosus H. D. Collins 1921-4-22 39 Los Angeles Claremont. 366 Comment
  UCR255813  Lupinus hirsutissimus R. G. Swinney 2010-5-4 12494 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  SD84829  Lupinus hirsutissimus M. B. Dunkle 1939-4-6 7299 Los Angeles San Clemente Island, on hillside on burned over area Comment
  UC1872960  Lupinus hirsutissimus John Knapp and Denise Knapp 2003-5-10 68 Los Angeles Catalina Island; 367196.09N x 3695593.63E 274 Comment
  RSA13767  Lupinus latifolius subsp. parishii Louis C. Wheeler 1932-4-29 662 Los Angeles Thompson Wash 2 mi. NE La Verne. 373 Comment
  RSA642707  Lupinus latifolius var. parishii Orlando Mistretta 1992-7-13 698 Los Angeles Los Pinetos Spring Canyon Trail. Comment
  CAS-BOT-BC211703  Lupinus longifolius Grant 1900-2-7 s.n. Los Angeles Garvanza Comment
  LA200478  Lupinus longifolius A. M. Johnson; 1932-5-30 4082 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  RSA746960  Lupinus longifolius R. G. Swinney 2008-4-30 8714 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SBBG66989  Lupinus microcarpus var. microcarpus R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  HSC14929  Lupinus odoratus C. S. Apperson 1966-4-4 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  RSA413823  Lupinus odoratus var. odoratus Anstruther Davidson 1922-6-12 s.n. Los Angeles Lancaster, Los Angeles Comment
  SD181512  Lupinus peirsonii LeRoy Gross, Michael Denslow 2003-6-4 998 Los Angeles Transverse Ranges, San Gabriel Mountains region, southeast of Dawson Saddle, north side of Angeles Crest Highway (Higway2); Crystal Lake quad. Along road, east of saddle, northeast-facing direction. 2439 Comment
  SD51891  Lupinus peirsonii Wesley O. Griesel 1962-5-28 Los Angeles San Gabriel Mountains. State highway #2 2.5 miles east of Dawson Saddle 2286 Comment
  UC54914  Lupinus sparsiflorus Ernest Braunton Feb. 1903 816 Los Angeles Elysian Hills Comment
  SD84827  Lupinus succulentus Reid Moran 1941-3-2 666 Los Angeles Santa Catalina Island; between Wilson's Cove and Howlands. 24 Comment
  SBBG133191  Lupinus truncatus J. Savage 2003-4-13 JS 14 -2003 Los Angeles N edge of Middle Ranch Cyn by MR1 260 Comment
  SEINET3815703 Image available Lupinus truncatus F. R. Fosberg 1931-3-25 S 4374 Los Angeles Santa Catalina Island; Hamilton Canyon 100 Comment
  UC185432  Lupinus truncatus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR259909  Lupinus truncatus R. G. Swinney 2010-3-18 11992 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA711794  Lycium cooperi LeRoy Gross 2005-5-3 2206 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  CAS-BOT-BC140220  Lyonothamnus floribundus subsp. aspleniifolius Herman Knoche 1919-7-4 Series A, No. 1004 Los Angeles Camp Mesquite, San Clemente Island 274 Comment
  RSA508705  Lyonothamnus floribundus subsp. aspleniifolius Mark Parratt 1965-1-26 645 Los Angeles Santa Catalina Island. Comment
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Nov 20 2012
  RSA527618  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-8 4403 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UC171406  Lyonothamnus floribundus subsp. aspleniifolius Dr. E. A. Mearns 1894-8-25 4049 Los Angeles San Clemente Is. Comment
  UCSB2826  Lyonothamnus floribundus subsp. floribundus Muller, Cornelius 1953-5-2 Los Angeles Upper end of Swain Canyon, near ridge top, Santa Catalina Island Comment
  SBBG41303  Lyonothamnus floribundus var. floribundus M. R. Benedict 1970-6-30 Los Angeles upper Shark Cyn between Wrigley Ranch and Catalina airstrip Comment
  CATA2020  Lysimachia arvensis Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 537 Los Angeles Santa Catalina Island: Just E of Haypress Reservoir, on S side of main road 402 Comment
  UCR150989  Maclura pomifera L. C. Wheeler 1959-4-26 7529 Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: E side of Prieto Canyon [E side of Arroyo Seco], near mouth; west of Dr. Jensen's [Broadview?] Sanitarium 137 Comment
  UC1595269  Madia elegans Tim Ross 1992-7-16 6688 Los Angeles just e Military Reservation (near summit Mt. Gleason); San Gabriel Mountains, near summit Mt. Gleason 1901 Comment
  UC2026444  Madia elegans Steve Boyd, Laura Moore, M. Wall 1997-7-24 10021 B Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  RSA199191  Madia gracilis R. F. Thorne, D. Propst 1968-5-28 37648 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  RSA669290  Madia gracilis LeRoy Gross, Naomi Fraga 2002-5-10 538 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road (2N16), from Camp Oak Grove to Glendora Mountain Road. 476 Comment
  UCR272559  Madia minima R. G. Swinney 2011-6-7 15043 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
  SBBG52888  Malacothamnus clementinus F. C. Boutin 1967-4-23 1653 Los Angeles Lemon Tank 304 Comment
  CAS-BOT-BC230901  Malacothamnus davidsonii C. B. Wolf 1931-10-23 2496 Los Angeles Swartout Valley, 1/8 ,i. E. of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC206219  Malacothamnus fasciculatus Tim Ross 1993-4-22 6924 Los Angeles SW part of the island in Middle Ranch, ridge on NE side of Thompson Reservoir, Santa Catalina South USGS 7.5' quad., Santa Catalina Island 201 Comment
  UCR117565  Malacothamnus fasciculatus A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23275 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  RSA0096978  Malacothamnus fremontii Richard G. Swinney 2011-5-31 14909 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA188535  Malacothamnus fremontii Robert F. Thorne, J. Olmstead 1965-8-26 35397 Los Angeles Near Camp Lupine along Prairie Fork 1982 Comment
  RSA529153  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1991-7-24 5638 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope. 1902 Comment
  RSA599340  Malacothrix californica Steve Boyd, Lauren Raz 1997-3-26 9369 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  SBBG87883  Malacothrix coulteri H. C. Forbes 1986-4-6 Los Angeles St Hwy 138, ca. 24 mi W of Hwy 14 Comment
  HSC47197  Malacothrix foliosa M. B. Dunkle 1940-3-17 7404 Los Angeles NW ridges Comment
  SD185149  Malacothrix glabrata S. J. Myers 2005-5-11 Los Angeles Western Mojave Desert: Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  SEINET2053708 Image available Malacothrix glabrata J. Harry Lehr 1971-4-12 320 Los Angeles North side Rt. 138, 7.1 mi. east of Pear Blossom. 1219 Comment
  CAS-BOT-BC347910  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1931-5-13 2003 Los Angeles Pacoima Wash, near the bridge on the road from Tujunga to San Fernando 365 Comment
  CAS-BOT-BC347949  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  CAS-BOT-BC347952  Malacothrix saxatilis var. tenuifolia Alice Eastwood 1919-7-4 9281 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CATA3175  Malacothrix saxatilis var. tenuifolia Amy Catalano 2016-10-19 155 Los Angeles Santa Catalina Island: East facing cliff on west side of Airport Road 1/4 mile south of Blackjack Road 403 Comment
  RSA0042340  Malacothrix saxatilis var. tenuifolia Pam De Vries 2013-5-20 7860 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1036 Comment
  CAS-BOT-BC170388  Malosma laurina Alice Eastwood 1917-7-20 6484 Los Angeles Santa Catalina Island Comment
  RSA386397  Malosma laurina F. R. Fosberg 1931-7-14 S- 5411 Los Angeles Whites Landing, Santa Catalina Island. 5 Comment
  RSA649824  Malosma laurina Matt Brooks 1988-4-12 59 Los Angeles Whittier, along th esouthern ridge of Dark Canyon 1.0 miles east of the Whittier water tank. Comment
  RSA774839  Malosma laurina R. G. Swinney 2009-6-12 11151 Los Angeles El Encanto Azusa River Wilderness Park 296 Comment
  UC1587559  Malosma laurina Tim Ross 1991-9-2 5934 Los Angeles Near Mulholland Highway. x Yerba Buena Road, draw off w. side of Y.B. Rd. Santa Monica Mts., Triunfo Pass USGS 7.5' Quad. 502 Comment
  UC449684  Malosma laurina J. Grinnell 1903-7-3 Los Angeles Pasadena, Scoville Hill Comment
  UC869602  Malosma laurina F. R. Fosberg 1931-7-10 S 5373 Los Angeles Eagle's Nest Santa Catalina Isl., Middle Ranch Canyon, Eagle's Nest 180 Comment
  RSA587279  Malus sylvestris Tim S. Ross, Steve D. Boyd 1990-5-17 2575 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UC1587632  Malva parviflora Tim Ross 1991-4-21 4508 Los Angeles Whittier Hills, (Puente Huills, pro parte), Lower Turnbull Canyon drainage Whittier Hills 182 Comment
  RSA669626  Malva parviflora LeRoy Gross 2002-4-13 528 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  RSA77179  Malvella leprosa F. W. Peirson 1951-8-18 2301 Los Angeles east of Long Beach Comment
  UCR191730  Marah horrida A. C. Sanders 2008-4-23 35086 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UC1122843  Marah macrocarpa P. L. Johannsen 1934-1-12 227 Los Angeles Puerco Canyon Calabasas Quadrangle Comment
  UCR96600  Marah macrocarpa Scott D. White 1997-2-2 4661 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  POM308333  Marah macrocarpa Henry J. Ramsey, Henry J. Ramsey 1937-3-21 3050 Los Angeles Altadena. Comment
  RSA440976  Marah macrocarpa G. D. Wallace 1978-2-12 1571 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA440993  Marah macrocarpa Gale Sphon 1955-4-4 s.n. Los Angeles Mulholland Drive. Comment
  SBBG108181  Marah macrocarpa S. L. Crockett 1997-4-1 637 Los Angeles offshoot cyn from Middle Cyn, 0.2 mi SW on Middle Cyn Rd from pump house; SE side of rd 315 Comment
  RSA440981  Marah macrocarpa var. macrocarpa Charlotte Brown 1929-1-13 S.n. Los Angeles Little Santa Anita Canyon Comment
  RSA409833  Marrubium vulgare F. R. Fosberg 1931-4-2 S- 4459 Los Angeles Santa Catalina Island. Descanso Canyon. 30 Comment
  LA200588  Marrubium vulgare Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4547 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  SBBG32088  Matricaria discoidea R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -191 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  POM362436  Matricaria matricarioides Robert Gustafson 1978-6-1 976 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  UCSB68629  Medicago lupulina Gross, LeRoy 2004-5-19 Los Angeles Coastal Plains & Basins; San Fernando Valley Basin region; City of Sunland; bluff south side of Big Tujunga Wash, in yard in housing tract called "Sunhill Estates" Comment
  SBBG12324  Medicago polymorpha P. H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove 60 Comment
  UC447138  Medicago polymorpha J. Ewan 1931-5-11 4190 Los Angeles 1. N. Van Nuys Estate Los Angeles, W. 6th Street Comment
  SBBG95230  Medicago sativa M. B. Dunkle 1928-4-13 1863 Los Angeles Renton Mine Rd Comment
  SFV20826  Medicago sativa L. Gross 2002-6-24 543 Los Angeles Verdugo Mountains Along La Tuna Canyon Road. 488 Comment
  POM202382  Melica imperfecta P. A. Munz 1934-4-2 13139 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  POM357032  Melica imperfecta F. R. Fosberg 1931-4-3 4481 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  RSA653292  Melica imperfecta Kelly Middleton, David Middleton 1988-5-8 15 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Road intersection 1220 Comment
  SEINET11678865  Melica imperfecta J. F. Bright, Wyman, C. 1933-1 8296 Los Angeles Tehachapi Mts Comment
  CAS-BOT-BC281093  Melica stricta A. A. Beetle 1942-6-25 3639 Los Angeles San Bernardino Mts, 4 miles N of Big Pine Camp on Route 2 1828 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
  UCR216853  Melilotus albus R. G. Swinney 2009-3-11 10085 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA592433  Melilotus albus L. C. Wheeler 1967-5-13 9496 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  RSA167815  Melilotus indicus Robert F. Thorne, Percy C. Everett 1964-2-7 33455 Los Angeles Weed at lower end of Pebbly Beach Canyon at base of building, E end of Santa Catalina Island. 76 Comment
  SD232691  Melilotus indicus Scott D. White 1996-5-15 4040 Los Angeles Coastal Los Angeles County: Marina Del Rey area; Ballona Ck. Floodplain W of Lincoln Bl. andS of Jefferson Bl. 3 Comment
  UCR131433  Melilotus indicus Alison Lipman 1998-5-6 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
  RSA409899  Mentha canadensis Anstruther Davidson 1892-10 s.n. Los Angeles Los Angeles Comment
  SD69379  Mentha spicata Robert F. Thorne 1966-9-14 36637 Los Angeles Santa Catalina Island; shallow water of small stream in lower Middle Ranch Canyon ca. 3/4 mi. above Ben Weston Beach. 174 Comment
Read comments
Apr 3 2012
  RSA604614  Mentha spicata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrel Springs. Comment
  POM49185  Mentzelia affinis L. R. Abrams 1901-4-4 1323 Los Angeles Chatsworth Park. Comment
  RSA659680  Mentzelia affinis Chris White 1991-5-12 2 Los Angeles Royal Palms. Comment
  RSA0034476  Mentzelia laevicaulis L. Haines 1935-7-20 s.n. Los Angeles Camp Baldy Road. Comment
  UC1121708  Mentzelia laevicaulis var. laevicaulis Jerome S. Horton 1936-8-12 374 Los Angeles near West Gate (Road to Fern Canyon); Cucamonga Quadrangle 1066 Comment
  RSA479518  Mentzelia micrantha Steve Boyd, T. S. Elias 1987-4-14 2061 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  RSA678248  Mentzelia micrantha Valerie L. Soza, Steve D. Boyd 2002-4-10 1390 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  SBBG34755  Mentzelia micrantha V. Soza, S. Boyd 2002-4-10 1390 Los Angeles ridge above E fork of Haskell Cyn, ridge just W of Del Sur Ridge, approx 2 mi NW along Coarse Gold Cyn fire rd from Bouquet Cyn. 655 Comment
  CAS-BOT-BC167612  Mentzelia veatchiana John Thomas Howell 1930-5-12 4872 Los Angeles 1 mile north of Acton Comment
  RSA0011600  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2011-6-14 5685 Los Angeles Northern edge of San Gabriel Mountains, along Southern California Edison (SCE) transmission line corridor, 2.02 air miles S of SCE substation at Vincent, 1.49 miles N of Aliso Cyn Rd., W of Angeles Forest Hwy. 1208 Comment
  RSA314606  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43046 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UCR192202  Mentzelia veatchiana A. C. Sanders 2008-4-16 34897 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  RSA402630  Mesembryanthemum nodiflorum F. R. Fosberg 1931-5-22 S- 4828 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  CAS-BOT-BC435281  Mesembryanthemum nodiflorum Alice Eastwood 1917-7-20 6450 Los Angeles Santa Catalina Island Comment
  UCR274099  Microseris heterocarpa Steven A. Junak 1999-4-23 SCa- 853 Los Angeles California Islands, Santa Catalina Island. Plant stop 348 Comment
  RSA251379  Microseris heterocarpa R. F. Thorne 1966-4-16 36053 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  RSA653739  Microseris lindleyi Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 898 Los Angeles 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. 487 Comment
  UCR200165  Microseris lindleyi Valerie Soza, Laura A. Moore 2000-5-10 868 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 518 Comment
  UCR223595  Microseris lindleyi R. G. Swinney 2009-6-8 11091 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
  LA51936  Mimulus aurantiacus A. M. Johnson; 1934-4-20 4426 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA522341  Mimulus aurantiacus Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4021 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  JEPS87292  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1074 Los Angeles above Claremont (along Mt. Baldy Road, 0.8 rd mi above (n of) upper tunnel) 1100 Comment
  POM267771  Mimulus aurantiacus var. pubescens I. W. Clokey, Bonnie C. Templeton 1929-04 4441 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  UCR252898  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-29 13403 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  HSC79786  Mimulus brevipes Gary Adest 1971-4-17 34 Los Angeles N of Malibu, 1 mi. S of junction of Malibu Cyn. Rd. and Piuma Rd. in Santa Monica Mtns. 610 Comment
  UCD122447  Mimulus brevipes Isabelle Tavares; Valera Brinson 1962-4-16 255 Los Angeles Bouquet (Boquet) Canyon Road, three miles south of Boquet Canyon Guard Station. Comment
  POM246562  Mimulus cardinalis F. R. Fosberg 1931-5-18 S- 4910 Los Angeles Sweetwater Canyon, Santa Catalina Island. 160 Comment
  RSA420685  Mimulus cardinalis L. E. Hoffman 1932-8-14 17121 Los Angeles Crystal Lake, Angeles National Forest. Comment
  UC886128  Mimulus cardinalis Ezra C. Knopf 136 Los Angeles Santa Catalina Island Comment
  UCR209600  Mimulus cardinalis R. G. Swinney 2008-7-2 9136 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA0057894  Mimulus floribundus Richard G. Swinney 2010-9-7 13689 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA602745  Mimulus floribundus Louis C. Wheeler 1967-8-1 10197 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  RSA681141  Mimulus floribundus LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1069 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  SFV21126  Mimulus floribundus L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1048 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  SFV21882  Mimulus fremontii L. L. Zung 2011-5-17 8 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  RSA50065  Mimulus guttatus G. R. Campbell 1948-5-13 585 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA724665  Mimulus guttatus K. Dobry 1991-5-13 509 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA747618  Mimulus guttatus R. G. Swinney 2008-6-9 9013 Los Angeles lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  SBBG97019  Mimulus guttatus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4437 Los Angeles Bryce Cyn near Malo Pt 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
  NY90725  Mimulus inconspicuus Collector unspecified s.n. Los Angeles Comment
  RSA632429  Mimulus johnstonii Valerie L. Soza, LeRoy Gross, Jean Kuo 1999-7-6 610 Los Angeles San Gabriel Mountains: Southwestern side of Big Rock Creek, Manzanita Trail from South Fork Campground. 1585 Comment
  RSA286778  Mimulus suksdorfii Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44749 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  HSC16158  Mirabilis laevis David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  CAS-BOT-BC434618  Mirabilis laevis var. crassifolia Marcus E. Jones 1882-2-25 3020 Los Angeles Pasadena Comment
  UC1584108  Mirabilis laevis var. crassifolia Tim Ross 1991-2-23 4103 Los Angeles ca 1/5 air mi wnw of Turnbull Canyon Rd x Skyline Drive Upper Turnbull Canyon; Whittier Hills (Puente Hills) 295 Comment
  RSA0027978  Mirabilis laevis var. crassifolia Orlando Mistretta, Christine Mistretta 2008-4-30 2572 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  UC1349051  Monanthochloe littoralis Robert F. Thorne and P. Everett 1965-5-11 34535 Los Angeles inside Ballast Point on e side of Catalina Harbor, Santa Catalina Island Ballast Point; Santa Catalina Island, Catalina Harbor, Ballast Point Comment
  RSA629680  Monardella australis subsp. cinerea Scott D. White, Dave Bramlet 1998-8-11 7037 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  CAS-BOT-BC220131  Monardella exilis A. D. E. Elmer 1902-6-1 3648 Los Angeles Palmdale Comment
  RSA20384  Monardella exilis Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9483 Los Angeles 4 miles northeast of Lancaster on the Muroc Road. Comment
  RSA578715  Monardella exilis Tim S. Ross 1994-5-1 7607 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  UCR116289  Monardella exilis B. G. Pitzer 1998-5-12 3699 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  SBBG126066  Monardella hypoleuca subsp. hypoleuca M. A. Elvin with A. Clause 2008-5-30 5972 Los Angeles Santa Ynez Cyn, ca. 300 m N of Verde de la Montura Rd; Santa Monica Mtns Comment
  RSA579455  Monardella lanceolata Tim S. Ross, Steve D. Boyd 1994-6-23 8032 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA13757  Montia fontana L. C. Wheeler 1934-3-3 2387 Los Angeles Puddingstone Dam (Harwood Hill) San Jose Hills. 305 Comment
  JEPS57618  Mucronea californica Henry Natho 1911-6-7 Los Angeles Playa del Rey Comment
  SBBG56961  Muhlenbergia asperifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCR162578  Muhlenbergia asperifolia Anuja Parikh, Nathan Gale 2004-7-3 2079 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 16), south of the river near Potrero Canyon 366 Comment
  CAS-BOT-BC275282  Muhlenbergia microsperma John Thomas Howell 1928-2-9 3339 Los Angeles On trail between Sierra Madre and Santa Anita Canon, San Gabriel Mountains Comment
  RSA0073610  Muhlenbergia microsperma R. G. Swinney 2010-4-23 12334 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA627557  Muhlenbergia microsperma Sandra Leatherman, Brian Daniels 1998-5-8 40 Los Angeles South of Woolsey Canyon Road approx. 0.25 mile down the existing dirt road. 366 Comment
  UC196400  Muhlenbergia microsperma Mrs. H. S. Yates 1914-6-6 Los Angeles Monrovia Comment
  RSA674791  Muilla maritima Scott D. White, Kent Hughes 2000-5-16 7839 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  CAS-BOT-BC514192  Muilla maritima G. B. Grant 1901-3-24 3645 Los Angeles Eaton Wash Comment
  CAS-BOT-BC515097  Muilla maritima Cecil Hart 1927-5-6 s.n. Los Angeles San Dimas Canyon Comment
  CAS-BOT-BC515101  Muilla maritima Alice Eastwood; John Thomas Howell 1937-4-26 3975 Los Angeles Near Palmdale Comment
  SD112299  Muilla maritima Darley F. Howe Apr 1915 44 Los Angeles Claremont. Comment
  CDA6603  Myoporum laetum T. S. Ross, J. M. Porter, G. Allan, Vanessa E. T. M. Ashworth, D. L. Banks, M. Tommerup 1994-3-28 7412 Los Angeles Palos Verdes Peninsula. Rancho Palos Verdes; un-named horseshoe-shaped canyon to the northeast of upper Forrestal Drive. Comment
  RSA0010799  Myoporum laetum Tim S. Ross, Angelika Brinkmann-Busi 1992-3-28 6058 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; lower Altamira Canyon (first small canyon NW of Portuguese Point). 15 Comment
  RSA0010800  Myoporum laetum R. G. Swinney 1998-2-16 5893 Los Angeles San Gabriel Mountains/San Gabriel Valley: mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank. 183 Comment
  LA201835  Myoporum laetum Arthur C. Gibson; 2003-5-22 4927 Los Angeles 15 Comment
  UCR117678  Myriophyllum spicatum Scott D. White 1997-5-21 5195 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UCR150545  Nama californica R. G. Swinney 1999-6-21 7390 Los Angeles San Gabriel Mtns., nameless canyon immediately west of Jesus Canyon 1585 Comment
  UCR205836  Nama californica R. G. Swinney 2008-5-8 8787 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA421136  Nama demissa var. deserti N. C. Cooper 1949-4-19 3605 Los Angeles Mojave Desert, Lancaster. 762 Comment
  CAS-BOT-BC259801  Nassella cernua Timothy S. Ross; Janet Takara; Stacey Otte 1993-4-24 6950 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, on main E-W ridgetop ca. 615 m E of Granite Triangulation Point and 620 m WNW of Oak Traing. Pt. 487 Comment
  POM222229  Nassella lepida L. C. Wheeler 1936-6-8 4125 Los Angeles San Gabriel Mountains: Bell-San Dimas Canyon divide 960 Comment
  POM1076  Nassella pulchra Le Roy Abrams 1901-04 1527 Los Angeles Prospect Park. Comment
Read comments
Oct 14 2014
  SEINET5765464 Image available Nasturtium gambelii Unknown 1904-1 146 Los Angeles Los Angeles Comment
  JEPS2658 Image available Navarretia atractyloides var. flavida Frank W. Peirson 1921-6-20 2444 Los Angeles North Fork San Gabriel River San Gabriel Mountains; North Fork of San Gabriel River, San Gabriel Mts. 457 Comment
  RSA788857  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-28 15154 Los Angeles Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave. 390 Comment
  UC150153  Navarretia prostrata Dr. N. S. Gardner 1907-5-1 Los Angeles West Washington St., Los Angeles Los Angeles Comment
  RSA703589  Nemacladus longiflorus var. breviflorus G. D. Wallace, M. Wallace 1983-5-20 2077 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  SBBG69606  Nemacladus sigmoideus R. Hoffmann 1929-4-27 Los Angeles near Roosevelt Comment
  SEINET10460868  Nemacladus sigmoideus Thorne THORNE 43359 Los Angeles MOJave Desert Slope 1158 Comment
  SEINET10939154  Nemacladus sigmoideus Frank W. Peirson 1927-5-7 Peirson 7265 Los Angeles Comment
  UCR187271  Nemophila menziesii A. C. Sanders 2006-4-18 32103 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UCSB16250  Nemophila menziesii Vernand, Ramona 1963-4-10 Los Angeles 5.3 miles north of U.S. Highway 66; on San Dimas Canyon Road, San Dimas Comment
  RSA29712  Nemophila menziesii var. integrifolia Louis C. Wheeler 1932-5-28 776 Los Angeles San Gabriel Mtns.: Cascade Canyon off San Antonio Canyon. 1113 Comment
  UC373304  Nemophila menziesii var. integrifolia Marcus E. Jones, A. M. May, 1882 Los Angeles Pasadena Comment
  UC880911  Nemophila menziesii var. integrifolia Geo. L. Fisher 1920-7-8 124 Los Angeles Mt. Wilson 609 Comment
  RSA597768  Nemophila menziesii var. menziesii Steve Boyd, Lauren Raz 1997-3-14 9180 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA798119  Nicotiana attenuata Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0136 Los Angeles South side California State Route 2, approx. 0.3 mi. east of mile marker 66.82 2259 Comment
  RSA426654  Nicotiana attenuata Fred Burlew s.n. Los Angeles San Gabriel Canyon. Comment
  RSA0060115  Nicotiana clevelandii F. W. Peirson 1091 Los Angeles Ballona, coast of Los Angeles Co. Comment
  CAS-BOT-BC231569  Nicotiana glauca Peter H. Raven 1957-9-21 11360 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  RSA656417  Nicotiana glauca Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 675 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  LA51855  Nicotiana glauca A. M. Johnson; 1928-2-16 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA51856  Nicotiana glauca M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA0060136  Nicotiana quadrivalvis Tim S. Ross, Steve D. Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  POM187768  Oenothera Thomas Craig 1933-10-9 2015 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  SEINET12189793  Oenothera deltoides J. F. Bright 1935-1 1012 Los Angeles Antelope Valley Comment
  POM355636  Oenothera primiveris subsp. bufonis G. R. Johnstone 1932-4-24 s.n. Los Angeles 16 miles E of Palmdale. Mojave Desert. 1067 Comment
  UCR262473  Oenothera rosea Esther Chuang 2013-5-19 52 Los Angeles Walnut, 21840 Arbor Court 216 Comment
  UC1215239  Oligomeris linifolia Peter H. Raven 1962-5-8 17601 Los Angeles near s end of Seal Cove San Clemente Island; , s end of Seal Cove 15 Comment
  RSA0097626  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 394 Comment
  UCD169560  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11223 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek. 1628 Comment
  POM321009  Opuntia ficus-indica Lyman Benson, L. Scheinvar 1975-2-16 LS- 1659 Los Angeles La Verne. Comment
  RSA0036215  Opuntia oricola Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  POM9900  Opuntia vaseyi D. Meadows 1920-6-1 4390 Los Angeles Claremont. Comment
  RSA225883  Oreonana vestita R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41069 a Los Angeles San Gabriel Mountains, Angeles National Forest: west Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 3018 Comment
  RSA741146  Oreonana vestita Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2302 Los Angeles North slope of Mount Islip from Little Jimmy Campground to the summit. 2287 Comment
  RSA646961  Orobanche californica subsp. feudgei Orlando Mistretta 1992-9-9 801 Los Angeles San Gabriel Mountains: North side of Mt. Gleason Road. Little Gleason Management Unit; Tujunga Ranger District. Comment
  RSA0106840  Orobanche fasciculata Richard G. Swinney 2011-5-10 14636 Los Angeles San Gabriel Mountains: Angeles natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  POM353416  Oxalis albicans subsp. californica Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  RSA600735  Oxalis albicans subsp. californica Louis C. Wheeler 1955-4-30 7146 Los Angeles San Jose Hills: ca 1/2 mile north-weserly from Puddingstone Dam. Comment
  LA50656  Oxalis californica Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA654554  Oxalis corniculata Benjamen Rangel 1992-4-26 777 -30 Los Angeles At the west side of Alamitos Hall, close to the west side door, at Cal Poly Pomona Univ. Comment
  UCR106759  Oxalis pes-caprae B. G. Pitzer 1996-5-5 2870 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR51316  Oxalis pes-caprae A. C. Sanders 1988-2-3 7596 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  UCR276888  Oxytheca trilobata R. G. Swinney 2011-5-16 14748 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  RSA729816  Packera ionophylla R. G. Swinney 1998-7-6 6288 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
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Jan 26 2014
  UC1552172  Paeonia californica David Charlton 1988-4-2 1474 Los Angeles I 15 from Swarthout Valley Rd to end of pavement; Cajon Pass, Cleghorn Road Turnoff 1524 Comment
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Jul 13 2011
  UC854371  Paeonia californica Ira W. Clokey, B. Templeton Apr. 1929 4447 Los Angeles Mandeville Canyon Santa Monica Mountains (hill side) 425 Comment
  UCSB2027  Paeonia californica Wedberg, H. 1958-2-22 Los Angeles About 5 miles west of Beverly Glen on Mulholland Drive, Santa Monica Mts. Comment
  SBBG12196  Parapholis incurva P. H. Raven 1962-4-10 17187 Los Angeles above the barracks Wilson Cove 106 Comment
  SBBG131643  Parietaria hespera S. A. Junak 1999-4-22 SCa 843 Los Angeles Cape Cyn, just downstream from pumphouse, along E fork of Cape Cyn Rd, just upstream from fork in rd, NW-facing slope in cyn bottom 304 Comment
  SBBG89763  Parietaria hespera var. californica F. R. Fosberg 1931-3-24 4349 Los Angeles Hamilton Cyn 50 Comment
  SBBG98428  Parietaria hespera var. californica T. Ross 1991-5-23 5480 Los Angeles mouth of Tota Cyn 6 Comment
  UCR110590  Parnassia cirrata L. C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mtns, [Pigeon Ridge] west of heliport 1585 Comment
  RSA751405  Paspalum urvillei R. E. Riefner Jr. 2007-6-25 07 -277 Los Angeles City of Azusa, Arrow Hwy north 0.2 mi from Azusa Cyn. Rd. 111 Comment
  UCR118696B  Pectocarya anisocarpa David Charlton 1989-4-30 3032 B Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs, c. 5 mi. (air) south of Palmdale, approximately 1 mile north of the northern boundary of the Angeles National Forest 1037 Comment
  SEINET3860013  Pectocarya linearis R. G. Swinney 2009-4-24 10459 A Los Angeles Transverse Ranges: San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campgroudn.; 0 915 Comment
  SBBG37717  Pectocarya linearis subsp. ferocula R. Moran 1941-3-11 698 Los Angeles ridge N of Middle Ranch 300 Comment
  SFV20980  Pectocarya penicillata L. Gross, V. Soza 2003-5-15 915 Los Angeles Verdugo Mountains Northwest side of mountains. North of La Tuna Canyon Road; started at end of Elben Ave., climbed north to ridgetop, south to McDonald Creek, then east along ridgeline, then came back into a small canyon at the end of Elben Place just east of where started. Canyon bottom just above Elben Place. Small canyon that gets narrow quickly. 366 Comment
  RSA674637  Pectocarya setosa Scott D. White, Kent Hughes 2000-5-16 7862 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UC1871225  Pectocarya setosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5035 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UC1114563  Pectocarya setosa Peter H. Raven 1958-3-23 11964 Los Angeles 4.3 mi s Pearblossom (above Big Creek along rd) Comment
  RSA686716  Pellaea andromedifolia T. R. Pray 1960-3-20 1652 Los Angeles Bouquet Canyon Comment
  SD253316  Pellaea andromedifolia R. G. Swinney 2011-3-26 14228 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 (Glendora 7.5'Q) 476 Comment
  UCR88513  Pellaea andromedifolia Scott D. White, C. McGaugh 1995-5-16 3057 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA482502  Pellaea andromedifolia var. andromedifolia Richard Noyes, L. Arnseth 1988-4-30 531 Los Angeles Claremont 500 Comment
  UCR182717  Pellaea mucronata R. G. Swinney 1998-4-11 5938 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  RSA686916  Pellaea mucronata var. mucronata L. E. Hoffman 1932-1-1 s.n. Los Angeles Pacoima Canyon, Los Angeles National Forest Comment
  UC1871294  Penstemon centranthifolius T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3940 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. (West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10) Comment
  RSA412449  Penstemon centranthifolius Fordyce Griffiths Jr. 1910-06 3487 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA597189  Penstemon centranthifolius Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3719 Los Angeles San Gabriel Mountains, Pinyon Ridge: eastern half of the ridge, directly N of Fenner Canyon. 1939 Comment
  RSA640330  Penstemon centranthifolius Louis C. Wheeler 1931-7-1 s.n. Los Angeles San Gabriel Mountains: 200 yards east of Baseline and ? Comment
  UC886875  Penstemon centranthifolius B. C. Templeton and I. W. Clokey 1930-4-8 4718 Los Angeles San Francisquita Canyon Comment
  RSA747374  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2008-6-10 9016 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  SEINET5796858 Image available Penstemon heterophyllus var. australis B. C. Templeton 1939-1 4585 Los Angeles Mint Canyon, at western end of San Gabriel Mountains. 840 Comment
  JEPS11390  Penstemon speciosus Joseph Andorfer Ewan 1936-8-2 9894 Los Angeles Cedar Canyon off Mescal Creek San Gabriel Mts., Cedar Canyon off Mescal Creek 1920 Comment
  POM11238  Penstemon speciosus F. W. Peirson 1922-7-5 3193 Los Angeles Big Pines, Swartout [Swarthout] Valley, San Gabriel Mountains. Comment
  SBBG66597  Penstemon speciosus R. Hoffmann 1931-4-28 Los Angeles Willow Springs to Neenach, Antelope Valley Comment
  RSA0035197  Penstemon spectabilis Marianne Marshall 1981-5-29 14 Los Angeles CA Hwy. 39, 5.9 mi. N of junction w/ Sierra Madre Ave., N of Azusa. Comment
  POM199722  Penstemon spectabilis subsp. subviscosus I. W. Clokey, Bonnie C. Templeton 1929-03 4475 Los Angeles Open roacky ridge. 300 Comment
  POM4778  Pentachaeta aurea H. M. Hall 1909-5-20 s.n. Los Angeles Claremont. 365 Comment
  VVC1903  Pentachaeta lyonii Tim Thomas 1991-5-20 1435 Los Angeles Santa Monica Mountains, On ridge east of the intersection of Decker Rd and Carlisle Rd. 358 Comment
  RSA0070771  Pentagramma triangularis F. W. Peirson 1923-4-10 3440 Los Angeles North slope canyon about 10 miles southeast of Wilson's Cove, San Clemente Island. Comment
  RSA0059017  Pentagramma triangularis M. H. Fitch 1893-3-29 s.n. Los Angeles Pasadena. Comment
  LA94208  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1786 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 Comment
  RSA687384  Pentagramma triangularis subsp. triangularis B. C. Templeton 1947-5-21 6264 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  SEINET13944982 Image available Perideridia oregana C. Epling, Wm. Robison 1935-1 sn Los Angeles Town Lodge near Weaverville Comment
  CAS-BOT-BC217832  Perideridia pringlei John Thomas Howell 1930-5-12 4887 Los Angeles 3 miles south of Palmdale, Mojave Desert Comment
  LA33622  Peritoma arborea Henry J. Thompson; 1958-11-28 1827 Los Angeles Santa Monica Mountains, 1 mi NW of Point Mugu opposite Mugu Salt Marsh 15 Comment
  CAS-BOT-BC73763  Peritoma arborea var. arborea Carl B. Wolf 1932-5-9 3454 Los Angeles Santa Catalina Island - Pebbly Beach, hillside canyon 30 Comment
  CATA3427  Perityle emoryi Tobias Nickel, Ben Dion 2017-5-11 004 Los Angeles Santa Catalina Island: Pacific side; Salt Cedar Glen WMU, exposed cliffside 281 Comment
  HSC47177  Perityle emoryi M. B. Dunkle 7431 Los Angeles Santa Barbara Island Comment
  RSA127444  Petunia parviflora Peter H. Raven, Henry J. Thompson 1959-10-14 14621 Los Angeles East end of Malibu Lake. 221 Comment
  UC57490  Petunia parviflora J. H. Barber Los Angeles Malibu Comment
  SBBG125066  Phacelia A. Parikh, N. Gale 2010-6-10 3280 Los Angeles E Liebre Mtns, Sierra Pelona, NW of Vincent and Soledad Pass, 2.3 km NW of State Hwy 14 1076 Comment
  UCR194619  Phacelia R. G. Swinney 1998-8-13 6744 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  RSA653776  Phacelia brachyloba J. Bogdanoff-Lord 1989-5-17 15 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  SBBG126994  Phacelia brachyloba A. Parikh, N. Gale 2011-6-27 3513 Los Angeles upper Big Tujunga Cyn, 0.1 km W of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1277 Comment
  UCR51948  Phacelia brachyloba Steve Boyd, T. S. Elias 1987-4-14 2067 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  RSA74191  Phacelia cicutaria var. hispida F. W. Peirson 1919-7-1 973 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  RSA774881  Phacelia cicutaria var. hispida Dan S. Cooper 2007-5-10 s.n. Los Angeles Griffith Park. South bank of Los Angeles river. Comment
  SEINET13203255 Image available Phacelia cicutaria var. hispida R. G. Swinney 2011-1 14477 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA131238  Phacelia cicutaria var. hispida Percy C. Everett, E. K. Balls 1959-6-2 23824 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA590527  Phacelia cicutaria var. hispida Orlando Mistretta 1994-3-30 964 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  CHSC95500  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  UC573241  Phacelia davidsonii A. D. Gifford 1935-3-29 533 Los Angeles 4 1/2 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle 1219 Comment
  UCR256571  Phacelia davidsonii Anuja Parikh, Nathan Gale 2011-6-27 3512 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1277 Comment
  RSA771896  Phacelia distans R. G. Swinney 2009-4-29 10619 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR272573  Phacelia distans R. G. Swinney 2011-5-26 14843 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
  POM296800  Phacelia distans Lyman Benson 1947-3-29 12291 Los Angeles Indian Hill, City of Claremont. 427 Comment
  UC57028  Phacelia distans Geo. B. Grant April, 1902 4061 Los Angeles near Pasadena; Altadena Comment
  RSA579873  Phacelia egena Tim S. Ross, Steve D. Boyd 1994-5-24 7852 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA587038  Phacelia egena Orlando Mistretta 1995-5-10 1698 C Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  JEPS2051  Phacelia fremontii I. W. Clokey and B. C. Templeton 1930-4-8 4655 Los Angeles w Lancaster 400 Comment
  UC24313  Phacelia fremontii Harvey M. Hall 1896-8-5 291 Los Angeles Swartout Canyon San Antonio Mts. Comment
  UC577899  Phacelia fremontii A. D. Gifford 1935-3-27 516 Los Angeles 2 3/4 mi ne Sawmill Peak; Tejon Quadrangle 1219 Comment
  UCD120466  Phacelia fremontii Daryl Koutnik; Bruce Holguin 1978-4-1 211 Los Angeles Sierra Pelona Valley, west side of Anthony Road and north of Sierra Hwy. 890 Comment
  HSC13642  Phacelia fremontii C. S. Apperson 1966-5-24 Los Angeles 6 mi. N of Hi Vista on 200th St. Comment
  POM19204  Phacelia fremontii P. A. Munz 1923-5-27 6903 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  RSA427970  Phacelia grandiflora L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  UCR223524  Phacelia imbricata R. G. Swinney 2009-6-17 11211 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
  RSA74920  Phacelia imbricata subsp. imbricata F. W. Peirson 1929-6-30 8767 Los Angeles Tie Canyon, tributary of Aliso Creek. 1433 Comment
  RSA428045  Phacelia longipes Geo. L. Moxley 1915-7-4 364 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  UCR209110  Phacelia longipes R. G. Swinney 2008-6-18 9069 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  RSA155830  Phacelia lyonii Peter H. Raven 1962-5-23 17854 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  UC1348973  Phacelia lyonii Robert F. Thorne and D. Propst 1968-5-27 37638 Los Angeles Middle Ranch Canyon Santa Catalina (lower end, rocky slopes above stream) Comment
  SD125447  Phacelia minor Daryl Koutnik, John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, S of La Tuna Canyon Road 579 Comment
  UCR194750  Phacelia minor Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 693 Los Angeles Transverse Ranges: Verdugo Mountains, 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
  RSA428214  Phacelia tanacetifolia Robert Gustafson 1978-6-1 938 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
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Apr 20 2008
  UCSB5436  Phacelia tanacetifolia Wedberg, H. 1958-4-11 Los Angeles One mile north-west of Pearblossom Comment
  RSA1074  Phacelia viscida J. T. Howell 1928-6-29 997 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  UCD88040  Phalaris aquatica Jack Delaini; Barbara Shervanick 1974-5-23 209 Los Angeles Angeles National Forest. San Dimas Experimental Forest. Lodi Canyon. E ridge of canyon. 838 Comment
  RSA72012  Phlox diffusa F. W. Peirson 1922-7-6 3179 Los Angeles Blue Ridge, near Swartout Valley. 2287 Comment
  RSA435567  Pholisma arenarium Bonnie C. Templeton 1938-5-7 6324 Los Angeles Near Little Rock, Los Angeles county. Comment
  RSA150919  Pholistoma auritum Peter H. Raven 1962-4-10 17249 Los Angeles Gully to west side of island about 1.5 miles north of Thirst, San Clemente Island 457 Comment
  UCR195293  Pholistoma auritum var. auritum Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1184 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, near junction of Green Verdugo fire road from 210 Fwy and road to Green Verdugo Reservoir 473 Comment
  POM155734  Pholistoma racemosum M. B. Dunkle 1928-4-10 1824 Los Angeles Johnson s Cayon. 274 Comment
  UCSB22354  Phoradendron bolleanum McPherson, James 1967-1-7 Los Angeles Largo Vista Road, about 2 miles north of its junction with Highway 138, Antelope Valley 1341 Comment
  RSA575099  Phoradendron densum R. G. Swinney 1994-6-12 2942 Los Angeles Eastern San Gabriel Mountains: ca. 200 m west of Boneyard Canyon, 2 miles S of Hwy 138, just W of San Bernardino County line 1341 Comment
  RSA132710  Phoradendron macrophyllum Del Wiens 1955-1-12 945 Los Angeles South of the top of Kellogg Hill, on U.S. 99, west of Pomona.Oak Woodland. 610 Comment
  RSA587981  Phoradendron pauciflorum Orlando Mistretta, Tim S. Ross 1994-6-1 1289 -B Los Angeles San Gabriel Mountains: Santiago Canyon. Pacifico Mountain, near top of Santiago Canyon. 1966 Comment
  CAS-BOT-BC141312  Phoradendron serotinum subsp. tomentosum Joseph Andorfer Ewan 1936-8-2 9891 Los Angeles 1 1/2 mi below head of Cedar Canyon off Mescal Canyon. San Gabriel Mtns. Comment
  PASA75  Phoradendron villosum Margaret Stason 1931-4-18 Los Angeles Crystal Lake Comment
  POM2140  Phoradendron villosum I. M. Johnston 1917-7-23 1719 Los Angeles Prairie Fork of San Gabriel River. Altitude 4700 feet. 1433 Comment
  RSA578225  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1994-9-21 8317 Los Angeles Sandberg: 150-170 m SSE of town along the 'Old Ridge Route' 1268 Comment
  UC519970  Phoradendron villosum Louis Wheeler 1933-2-22 1473 Los Angeles San Gabriel Mts., Little Rock Creek 1066 Comment
  RSA0072463  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-5-4 S- 4763 Los Angeles Bullrush Canyon, Santa Catalina Island. 100 Comment
  CAS-BOT-BC207271  Pickeringia montana var. montana Louis C. Wheeler 1936-6-8 4127 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mts. 960 Comment
  POM19003  Pinus flexilis Philip A. Munz 1923-8-31 7672 Los Angeles San Gabriel Mountains: ridge south of Swartout Valley 2591 Comment
  UCR256141  Pinus jeffreyi R. G. Swinney 2010-9-7 13717 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  MACF019662  Pinus monophylla F. A. M. 1924-5-8 1553 Los Angeles San Bernardino Mts Comment
  RSA709612  Pinus pinea A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27157 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Potrero canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon. 335 Comment
  CAS-BOT-BC254411  Piptatherum miliaceum Peter H. Raven 1957-9-21 11366 Los Angeles Topanga Canyon 2.3 miles above US 101 alternate, Santa Monica Mountains Comment
  POM365991  Piptatherum miliaceum Robert Gustafson 1981-5-15 2221 Los Angeles Ballona Wetlands, Area 3. Comment
  UCR205950  Pistacia atlantica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37078 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  SEINET3873523  Pityrogramma triangularis var. triangularis K. Dobry 1992-4-14 d 3692 a Los Angeles West Santa Monica Mts. 5 mi No of Pacific Coast Hwy, At Camp Shalom.; 0 Comment
  UCR20306  Pityrogramma triangularis var. viscosa Dr. H. de Forest, G. R. Johnstone 1934-5-28 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay Comment
  SBBG51644  Plagiobothrys arizonicus R. Gustafson, C. Davidson 1977-4-20 419 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  UC537069  Plagiobothrys canescens P. A. Munz 1934-4-2 13141 Los Angeles Puddingstone Canyon San Dimas 304 Comment
  POM368859  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-4-6 696 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  POM73145  Plagiobothrys nothofulvus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA0035990  Plagiobothrys nothofulvus R. G. Swinney 2010-3-10 11805 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA595367  Plagiobothrys nothofulvus L. C. Wheeler 1967-5-8 9362 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  SD237381  Plagiobothrys tenellus R. G. Swinney 2009-6-2 11020 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
  POM147456  Plantago coronopus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA187919  Plantago coronopus Robert F. Thorne 1966-4-6 35900 Los Angeles Santa Catalina Island: small reservoir N of Catalina Airport. 436 Comment
  RSA401955B  Plantago coronopus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island 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
  SBBG132114  Plantago erecta S. A. Junak 1996-4-12 SCI 303 Los Angeles upper E reaches of Horse Beach Cyn drainage 402 Comment
  SBBG98666  Plantago erecta T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5208 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  UC138877  Plantago erecta C. F. Baker 1903-5-5 4736 Los Angeles Claremont Comment
  UCR95193  Plantago erecta L. C. Wheeler 1967-5-8 9359 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  UCD124471  Plantago erecta Peter H. Raven 1962-5-22 17841 Los Angeles Middle Ranch; Santa Catalina Island, California. 213 Comment
  UCR91303  Plantago major B. G. Pitzer, Paul Gomez 1996-4-28 2800 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  SD86332  Plantago ovata R. Beauchamp, M. Douglas 1972-3-24 3224 Los Angeles San Clemente Island; In open sandy areas south of Eel Point 24 Comment
  UC1587696  Plantago ovata Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-18 5207 Los Angeles 1300 ft nnw Guds (888') marker; San Clemente Island 240 Comment
  UCR202700  Platanthera dilatata var. leucostachys R. G. Swinney 2001-8-11 8034 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  CAS-BOT-BC93174  Platanus racemosa Geo. B. Grant 1898-4-4 s.n. Los Angeles Pasadena. Comment
  LA200743  Platanus racemosa Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA200730  Platystemon californicus Carl Epling; March 1925 6442 Los Angeles Santa Monica Mountains, Griffith Park Comment
  SD237542  Platystemon californicus R. G. Swinney 2009-5-5 10650 Los Angeles Transverse Range: San Gabriel Mountains/Western Mojave Desert: Carr Canyon, 0.6 mile souteast of Mt Emma Road crossing (Palmdale 7.5'Q) 963 Comment
  CAS-BOT-BC356126  Pluchea odorata F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  CAS-BOT-BC326614  Pluchea sericea Huron H. Smith 1912-6-21 5121 Los Angeles South end Santa Catalina Island 518 Comment
  RSA729000  Poa Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1972 Los Angeles Fort Tejon Road. Comment
  RSA748904  Poa annua R. G. Swinney 2008-5-30 8870 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  SBBG131544  Poa annua S. A. Junak 1999-7-16 SCa 1044 Los Angeles near pier at Two Harbors 4 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
  RSA0105006  Poa howellii R. G. Swinney 2011-5-19 14770 B Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  RSA0088573  Poa secunda R. G. Swinney 2010-5-11 12693 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA588306  Poa secunda Orlando Mistretta 1994-4-15 1042 Los Angeles Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1036 Comment
  RSA592507  Poa secunda Mark Hoefs 1973-3-14 96 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  UCR209884  Poa secunda R. G. Swinney 2008-7-16 9245 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCR280765  Poa secunda R. G. Swinney 2014-4-30 16300 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR68905  Poa secunda Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4200 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  RSA717068  Poa secunda subsp. secunda Andrea Edwards, Pam De Vries 2005-3-29 58 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  CHSC46009  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles Along nursery path, McCaskill Gardens, 25 South Michillinda Avenue, Pasadena. Comment
  RSA0116759  Polygonum aviculare R. G. Swinney 2010-10-5 13972 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCR123628  Polygonum aviculare A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25480 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  RSA464416  Polygonum aviculare subsp. aviculare Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  UCD100167  Polygonum aviculare subsp. depressum Kenneth A. Wilson 1961-2-21 873 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  UCR210024  Polygonum hydropiperoides R. G. Swinney 2008-12-2 9905 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  POM466333  Polygonum punctatum Anstruther Davidson 1890-09 s.n. Los Angeles Cienega, Los Angeles. Comment
  LA94042  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1674 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi E of junction with Hwy 23 on Encinal Canyon Rd. 365 Comment
  UCSB62303  Polypodium californicum Kiefer, Lawrence 1967-2-13 Los Angeles San Gabriel Mtns., unnamed tributary of the N fork of Pacoima Canyon, by the road ca. 3/4mi below N Fork Saddle, ca. 3/4mi N of the road 1219 Comment
  UCSB62472  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas 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
  CAS-BOT-BC232412  Polypogon monspeliensis P. Munz; L. Street; G. Williams 1919-5-3 2655 Los Angeles Santa Ana River Canon [Canyon] Comment
  CATA1385  Polypogon monspeliensis Mark L. Hoefs 1995-9-7 2515 Los Angeles Santa Catalina Island: Upper Avalon Canyon near Wrigley Garden, southeast side [Rattlesnake Canyon] 144 Comment
  CATA1690  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2985 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  UCR273221  Polypogon semiverticillatus R. G. Swinney 2011-10-18 15820 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
  RSA385484  Polypogon viridis Anstruther Davidson 1889-1 s.n. Los Angeles Los Angeles. Comment
  RSA702912  Polystichum imbricans subsp. curtum Scott D. White, Michael Honer 2004-6-30 10537 Los Angeles Mt. Baldy (town). West fork of San Antonio Creek within and just above uppermost residential neighborhood. 1341 Comment
  CAS-BOT-BC410011  Populus X parryi Peter H. Raven; Henry J. Thompson 1959-9-6 14394 Los Angeles Santa Monica Mountains, near mouth of Malibu Creek 12 Comment
  CAS-BOT-BC102553  Populus fremontii Le Roy Abrams; E. A. McGregor 1908-7-2 556 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  SD237603  Populus fremontii A. C. Sanders, Dan S. Cooper 2010-4-30 10534 Los Angeles South Coast: Madrona Marsh, Torrance (Torrance 7.5'Q) 24 Comment
  UCR223031  Populus fremontii R. G. Swinney 2009-5-6 10668 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
  UC586947  Populus fremontii subsp. fremontii Joseph Andorfer Ewan 1934-8-5 8456 Los Angeles Prairie Fork Ranger Station; San Gabriel Mts., Prairie Fork Ranger Station 1767 Comment
  RSA11930  Potentilla glandulosa Fay A. MacFadden 1933-6-15 11072 Los Angeles Verdugo Mountains: La Tuna Canyon one mile beyond Belmont Co. Club. Comment
  RSA774790  Potentilla glandulosa R. G. Swinney 2009-7-23 11390 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR192928  Potentilla glandulosa Dan S. Cooper 2008-4-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., West side of Mt. Hollywood, Griffith Park, Los Angeles 365 Comment
  UCR223547  Potentilla glandulosa R. G. Swinney 2009-6-2 11000 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  LA200823  Potentilla glandulosa subsp. glandulosa Norman A. Cole; May 1964 423 .14 Los Angeles SANTA MONICA MOUNTAINS, Santa Rosa Valley Canyon, Arroyo Santa Rosa; Camarillo Road. 22 Comment
  CAS-BOT-BC154945  Prunus ilicifolia Peter H. Raven; R. Snow 1957-7-25 11060 B Los Angeles Near Morris Reservoir, San Gabriel Mts. Comment
  RSA567309  Prunus ilicifolia Tim S. Ross 1990-6-28 3987 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
  UCR51990  Prunus ilicifolia Steve Boyd, T. S. Elias 1987-4-14 2048 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA454133  Prunus ilicifolia subsp. ilicifolia Donald R. Bissing 1973-6-2 102 Los Angeles Evey Canyon, San Gabriel Mountains. 1.0 mile from mouth of canyon. 878 Comment
  RSA454148  Prunus lyonii Anstruther Davidson s.n. Los Angeles Santa Catalina Island. Comment
  RSA454156  Prunus lyonii F. R. Fosberg 1931-5-21 S- 4959 Los Angeles Santa Catalina Island, Cherry Valley. 5 Comment
  SBBG112166  Prunus virginiana var. demissa C. Bornstein, B. Collins 1997-4-14 Los Angeles Liebre Mtns, Liebre/Sawhill Mtn Rd 1569 Comment
  SEINET4044521 Image available Pseudognaphalium biolettii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 350 Comment
  CAS-BOT-BC356716  Pseudognaphalium californicum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4265 A Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W. side Comment
  CHSC3691  Pseudognaphalium californicum Mary Mac Arthur 1966-5-12 17 Los Angeles San Raphael Hills-Glendale College. 213 Comment
  SFV16114  Pseudognaphalium californicum J. M. Kneitel 1995-4-28 35 Los Angeles San Gabriel Mountains Kagel Canyon. Dexter Park next to dry creek bed. 425 Comment
  SFV16167  Pseudognaphalium californicum P. A. Krueger 1994-5-18 39 Los Angeles San Gabriel Mountains 3.9 miles north on Mount Lowe Truck Trail from Chaney Trail. 1300 Comment
  UC485718  Pseudognaphalium californicum Minnie Reed 1896-4-2 Los Angeles Pomona Comment
  UCD135223  Pseudognaphalium stramineum Geoffrey Levin 1974-5-31 188 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial Fan of Mt. San Antonio (San Gabriel Mts.) 335 Comment
  HSC99974  Pseudotsuga macrocarpa Michael Kauffmann 2011-5-28 14 Los Angeles On the Upper San Gabriel River Canyon below Mount Baden Powell. 1463 Comment
  RSA384627  Pseudotsuga macrocarpa Ora M. Clark 1928-12-8 1366 Los Angeles Canyon's and Mt. sides. Comment
  UC1134172  Pseudotsuga macrocarpa A. D. Gifford 1935-3-15 476 Los Angeles 3 mi w of Warm Springs; Angeles National Forest, Tejon Quadrangle 1188 Comment
  UC1272458  Pseudotsuga macrocarpa J. A. Ewan 1934-8-8 8379 Los Angeles 1/4 mi above Big Cienga Camp (Mount Islip trail); San Gabriel Mountains 2057 Comment
  SEINET1125374 Image available Psidium montanum L. R. Landrum 1987-5-24 5478 Los Angeles Los Angeles, Huntington Botanical Garden, subtropical section. Comment
  SBBG113116  Psilocarphus tenellus S. A. Junak 1997-3-28 SCa 384 Los Angeles Avalon Cyn, at S end of Hermit Gulch Cmpgrd 106 Comment
  LA4202  Pteridium aquilinum var. pubescens J. A. Ewan; 1929-11-11 3445 Los Angeles SANTA MONICA MOUNTAINS, Nichols Canyon Comment
  POM923  Pteridium aquilinum var. pubescens Clara Roush 1908-2-10 s.n. Los Angeles Palmers Canyon Comment
  RSA0011716  Pteris vittata L. C. Wheeler 1949-10-29 6757 Los Angeles San Gabriel Mountains: Lower Millard Canyon, upstream from Canyon Crest Road. Comment
  RSA228973  Pterospora andromedea R. F. Thorne 1971-8-25 41292 Los Angeles San Gabriel Mts., Angeles National Forest: Above Little Jimmy Springs along trail to Windy Gap 2287 Comment
  CAS-BOT-BC421203  Pterostegia drymarioides Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  CATA3036  Pterostegia drymarioides Amy Catalano 2016-3-17 043 Los Angeles Santa Catalina Island: On west side ca. 0.5 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, about 95 meters off road 314 Comment
  NY248648  Quercus X grandidentata J. A. Ewan 1934-12-27 8487 Los Angeles 2 mi. above A.T. & S.F. tracks at mouth of sawpit Canyon (i.e. Monrovia C.), San Gabriel Mts. 228.6 Comment
  RSA655775  Quercus X grandidentata LeRoy Gross 2001-1-28 334 Los Angeles Verdugo Mountains, north side: Ridge between Engleheard and Henderson Canyons. 549 Comment
  CAS-BOT-BC45630  Quercus agrifolia Timothy S. Ross; Steve Boyd 1994-9-20 8265 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle 934 Comment
  UCR258837  Quercus agrifolia R. G. Swinney 2010-3-22 12030 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SBBG98566  Quercus agrifolia var. agrifolia T. and A. Ross 1991-3-7 4153 Los Angeles Elephant Hill; W Pomona, San Dimas Quad.; near summit and on mesic northern slopes of hill 335 Comment
  CDA21845  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles 11.4 miles west of Palmdale, beside road to Elizabeth Lake. 0 Comment
  UCR230265  Quercus berberidifolia Dan S. Cooper 2011-3-28 311- 21 Los Angeles Industry Hills, S of Temple Ave., La Puente 177 Comment
  CAS-BOT-BC62569  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1995-6-28 8646 Los Angeles Lower Red Fox Canyon: near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quadrangle 737 Comment
  RSA0062561  Quercus chrysolepis R. G. Swinney 2010-4-15 12270 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  RSA479374  Quercus chrysolepis Mark Hoefs 1974-9-25 565 Los Angeles West fork of Gallagher's Canyon 213 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
  UC1602283  Quercus chrysolepis W. H. Brewer 1860-12-31 98 Los Angeles near San Gabriel Comment
  CAS-BOT-BC86202  Quercus dumosa Henry J. Thompson 1959-3-27 1889 Los Angeles Santa Monica Mountains. Saddle Peak, 1.5 miles E of Peak 731 Comment
  CAS-BOT-BC86223  Quercus dumosa Geo. B. Grant 1904-4-1 6137 Los Angeles Santa Catalina Island Comment
  SEINET12034339  Quercus dumosa C. G. Pringle 1882-1 s.n. Los Angeles Comment
  OBI70633  Quercus durata var. gabrielensis Louis C. Wheeler 1974-3-6 s.n. Los Angeles San Gabriel Mts: Gold Bar mill site Comment
  POM270273  Quercus durata var. gabrielensis Lyman Benson 1946-10-30 12224 Los Angeles South margin, 2 miles north of Claremont 457 Comment
  RSA476604  Quercus durata var. gabrielensis I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson Trail 762 Comment
  RSA476783  Quercus engelmannii F. R. Fosberg 1931-12-6 7082 Los Angeles Near Arcadia Comment
  RSA476791  Quercus engelmannii J. R. Brown 1937-10-24 s.n. Los Angeles Tournament Park, Pasadena Comment
  UC130547  Quercus engelmannii Geo. B. Grant 1904-6-14 1091 Los Angeles Monrovia Comment
  UCR256245  Quercus john-tuckeri R. G. Swinney 2010-5-19 12842 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
  SFV6843  Quercus kelloggii T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 591 Los Angeles San Gabriel Mountains Adjacent to County Road N4 (Big Pines Highway), 2.2 miles east of Largo Vista Road. 1677 Comment
  UC219168  Quercus lobata P. A. Munz, R. D. Harwood 1920-5-17 3999 Los Angeles San Fernando Valley 76 Comment
  CDA21991  Quercus pacifica J. M. Tucker 1992-4-1 s.n. Los Angeles Channel Islands; Santa Catalina Island; Above Cherry Valley Creek, roughly 1.5 miles northwest of the isthmus, 1/4 mile above road; elev. 300 ft Comment
  SD114004  Quercus pacifica Darley F. Howe 1953-5-2 2267 Los Angeles Santa Catalina Island, near mouth of Wain Canyon Comment
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Jun 10 2014
  UCD83692  Quercus pacifica Ralph Day 1949-9 s. n. Los Angeles Catalina Island. Comment
  RSA475267  Quercus tomentella Mark Hoefs 1974-10-3 590 Los Angeles Santa Catalina Island, upper Fern canyon- ridge between Mt. Orizaba and Mt. Banning 457 Comment
  SBBG43939  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD90619  Quercus tomentella Robert F. Thorne 1966-4-16 36074 Los Angeles San Clemente Island, NE side of island, south of Nanny, in bottom of canyon below Lemon Tank, near dump, small grove 182 Comment
  UCR143424  Quercus tomentella Larry E. DeBuhr, G. D. Wallace 1972-9-2 700 Los Angeles Channel Islands, San Clemente Island; In the second large canyon north of Lemon Tank 366 Comment
  UC1135918  Quercus wislizeni var. frutescens A. Lewis Feb 1934 256 Los Angeles Head of San Francisquito Canyon Angeles National Forest, Elizabeth Lake Quad. 1127 Comment
  RSA674783  Rafinesquia californica Scott D. White, Kent Hughes 2000-5-16 7847 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UC1348959  Rafinesquia californica Robert F. Thorne 1966-4-7 35958 Los Angeles Cherry Valley Santa Catalina Island 60 Comment
  RSA131243  Rafinesquia californica P. C. Everett, E. K. Balls 1959-6-2 23829 Los Angeles In semishade on steep dry slopes, 1 mile NE of Entrance to Stokes Canyon 229 Comment
  RSA138241  Ranunculus californicus Peter H. Raven 1959-4-4 13948 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  CAS-BOT-BC378877  Ranunculus californicus var. californicus LeRoy Abrams 1903-3-8 3104 Los Angeles Inglewood Comment
  POM202248  Ranunculus hebecarpus P. A. Munz 1934-4-2 13143 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  SD69689  Raphanus raphanistrum Robert F. Thorne, P. Everett 1965-6-22 34924 Los Angeles Santa Catalina Island; south of Avalon golf course in open flat sandy bottom of Avalon Canyon. 89 Comment
  CATA1118  Raphanus sativus Mark L. Hoefs 1995-5-23 2082 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  RSA431488  Raphanus sativus Robert M. Perkins 1935-3-24 39 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  RSA763926  Raphanus sativus Doris Hoover Bowers 1957-3-23 154 Los Angeles Rocky Point, LaVerne. 335 Comment
  RSA137590  Rhamnus californica Peter H. Raven 1959-5-3 14105 Los Angeles Coastal sage association, 1.8 mi. South of Muholland Drive, Franklin Canyon. 244 Comment
  RSA584885  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd 1990-6-1 2780 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). 1195 Comment
  RSA764416  Rhamnus californica subsp. californica Justin M. Wood 2009-8-18 1251 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UC75083  Rhamnus californica subsp. californica C. F. Baker 1903-7-20 3443 Los Angeles Claremont Comment
  CAS-BOT-BC59973  Rhamnus crocea L. R. Abrams 1901-4-6 1370 Los Angeles Big Tajunga Wash. Comment
  RSA549576  Rhamnus crocea Tim S. Ross 1991-3-10 4210 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  RSA160400  Rhamnus ilicifolia J. D. Olmsted 1959-4-3 336 Los Angeles 1/2 mi. above locked gate in Sycamore Canyon west of San Dimas Canyon. Drainage area: Sycamore Canyon. 518 Comment
  RSA535558  Rhamnus ilicifolia Tim S. Ross 1991-9-2 5921 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Triunfo Pass. 488 Comment
  SD253536  Rhamnus ilicifolia R. G. Swinney 2011-3-18 14135 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris bsin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  UC420691  Rhamnus ilicifolia J. Grinnell 1903-8-1 Los Angeles Arroyo Seco Canyon Pasadena Comment
  UCR219941  Rhamnus ilicifolia R. G. Swinney 2009-4-16 10368 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  CAS-BOT-BC59799  Rhamnus pirifolia Reid Moran 1941-2-2 608 Los Angeles Johnson's Valley, Santa Catalina Island. 20 Comment
  SBBG38803  Rhamnus pirifolia R. Moran 1941-2-2 608 Los Angeles Johnson's Valley 20 Comment
  RSA390150  Rhamnus tomentella subsp. cuspidata Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  UC1587573  Rhus Tim Ross 1991-9-2 5938 Los Angeles near Mulholland Highway (Yerba Buena Road, Triunfo Pass USGS 7.5'); Santa Monica Mountains 541 Comment
  LA62892  Rhus aromatica Carl Epling; 1926-4-24 sn Los Angeles Mint Canyon Comment
  LA200135  Rhus integrifolia Norman A. Cole; May 1964 332 Los Angeles SANTA MONICA MOUNTAINS, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico. Site 9. 152 Comment
  LA91501  Rhus integrifolia Bruce Douglas Clayton; Greg Shaw 1972-4-20 101 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, along trail on SW-slope of BDC peak. 563 Comment
  POM193464  Rhus integrifolia F. W. Peirson 1925-2-22 240 Los Angeles Point Fermin Comment
  RSA386494  Rhus integrifolia Gary D. Wallace 1978-2-12 1583 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  SBBG128124  Rhus integrifolia S. Ratay, S. Vanderplank, L. McDade, J. Shelton 2006-10-26 109 Los Angeles Wrigley Memorial Garden, just W of Memorial, along rd outside gate to garden 129 Comment
  CAS-BOT-BC167963  Rhus ovata Grant 1902-5-16 4557 Los Angeles Eagle Rock near Pasadena Comment
  CDA971  Rhus ovata D. G. Kelch 1991-3-24 1339 -B Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  SFV2148  Rhus ovata O. Doubleday 1959-5-2 Los Angeles Santa Monica Mountains On north slope along Fernwood Drive about 8 miles west of Topanga Canyon Blvd. 762 Comment
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Jan 15 2015
  RSA611052  Rhus trilobata L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  RSA656314  Rhus trilobata Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 655 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  CAS-BOT-BC92453  Ribes aureum var. gracillimum I. M. Johnston 1920-1-4 3229 Los Angeles Lone Hill south of Glendora. Comment
  RSA476428  Ribes aureum var. gracillimum E. S. Spalding 1923-3-21 s.n. Los Angeles Exposition park, Los Angeles Comment
  RSA720246  Ribes aureum var. gracillimum LeRoy Gross 2007-4-27 2653 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  RSA724678  Ribes aureum var. gracillimum K. Dobry 1991-3-15 d- 430 Los Angeles West San Gabriel Mountains at Lower Elsmere Cyn. Comment
  CAS-BOT-BC93102  Ribes californicum var. hesperium W. H. Brewer 1861-2-1 184 Los Angeles Cahuenga Pass. Comment
  UCR127234  Ribes californicum var. hesperium Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 s.n. Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA332044  Ribes cereum var. cereum Wayen E. Sawyer 1981-6-11 27 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  CAS-BOT-BC108868  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River. 73 Comment
  CAS-BOT-BC173403  Ribes malvaceum Tim Ross; Peter Fritsch 1990-6-20 3646 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24) 2.6 miles below Pine Mtn junction; 80 degrees ENE, ca 1720 meters distant from Pine Mtn [4539'] 1031 Comment
  SBBG72055  Ribes malvaceum M. B. Dunkle 1928-12-30 Los Angeles top of Santa Susana Pass Comment
  SFV16157  Ribes malvaceum P. A. Krueger 1994-5-11 18 Los Angeles San Gabriel Mountains 1 mile east on 2N24 from Newcomb's Saddle. 1200 Comment
  UC73093  Ribes malvaceum Pupils of Los Angeles High School Apr. 1902 Los Angeles near Newhall; San Fernando Valley Comment
  CAS-BOT-BC173426  Ribes malvaceum Chas. P. Shepard 1908-1-1 s.n. Los Angeles Flag Hill, near Monrovia 914 Comment
  CLARK-A1528-4133  Ribes malvaceum var. viridifolium John C. Roos 1966-2-11 Los Angeles Claremont 304 Comment
  UC921823  Ribes malvaceum var. viridifolium Ira W. Clokey, B. Templeton May 1929 4493 Los Angeles Mandeville Canyon Santa Monica Mountains 500 Comment
  RSA0021942  Ribes montigenum Louis C. Wheeler 1967-9-13 10740 Los Angeles San Gabriel Mountains: West Baldy. 3043 Comment
  RSA476282  Ribes speciosum Louis C. Wheeler 1932-3-12 480 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  SFV1624  Ribes speciosum K. A. Wilson 1961-3-10 959 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UCR212801  Ribes speciosum Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1750 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 348 Comment
  NY201877  Ribes viburnifolium J. B. Walker 1995-12-3 1810 Los Angeles Santa Catalina Island, on Airport Rd, just N of Black Jack Cutoff 120 Comment
  RSA233592  Ricinus communis R. F. Thorne 1970-3-5 39353 Los Angeles Santa Catalina Island. NE slope of Blackjack Mt. at upper end of Swain's Canyon 396 Comment
  RSA599734  Ricinus communis L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  RSA598852  Rigiopappus leptocladus Steve Boyd, Timothy S. Ross 1997-3-21 9226 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1310 Comment
  RSA652727  Robinia pseudoacacia D. Bartholomew 1961-5-20 s.n. Los Angeles San Antonio Dam along the Mt. Baldy Rd. Comment
  RSA594205  Rorippa curvisiliqua Steve Boyd, Lauren Raz 1996-10-14 9088 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. 1021 Comment
  UCR132944  Rorippa nasturtium-aquaticum Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA449698  Rosa californica Anstruther Davidson 1892-06 1829 Los Angeles Catalina Island. Comment
  SEINET10483503  Rosa californica Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4797 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  RSA650888  Rosa woodsii subsp. gratissima T. C. Thomas 1974-7-5 s.n. Los Angeles Big Pine, Hwy 2. 1829 Comment
  OBI13585  Rosmarinus officinalis Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park, Los Angeles 244 Comment
  UC447173  Rubus ursinus J. Ewan 1931-3-21 4063 Los Angeles Los Flores Canyon Santa Monica Mts., Los Flores Canyon (at old ranch site) 457 Comment
  RSA258382  Rumex crispus C. W. Tilforth 1972-6-23 600 Los Angeles Los Angeles. Found occasionally under almost all conditions. Comment
  CAS-BOT-BC433916  Rumex salicifolius David B. Weissman 1971-6-17 90 Los Angeles Santa Catalina Island. Mud flat next to Middle Ranch reservoir. 198 Comment
  RSA251406  Rumex salicifolius Robert F. Thorne 1966-4-16 36052 Los Angeles San Clemente Island, c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  RSA608039  Rupertia physodes L. C. Wheeler 1947-7-4 6540 Los Angeles San Gabriel Mountains: El Prieto Canyon, off Millard Canyon 670 Comment
  POM304870  Rupertia physodes Henry J. Ramsey, Henry J. Ramsey 1939-5-4 265 Los Angeles Casitas Pass. San Bernardino Mtns. drainage area. 352 Comment
  CAS-BOT-BC454164  Ruppia maritima Geo. B. Grant 1904-6-5 5940 Los Angeles Ballona Marsh Comment
  SD90454  Ruppia maritima Robert F. Thorne 1973-4-12 42934 Los Angeles San Clemente Island: Pyramid Cove at S end of island, shallow water of old bomb crater 3 Comment
  UC205547  Sagina apetala Geo. B. Grant 1917-4-15 Los Angeles Pasadena Comment
  CAS-BOT-BC445709  Sagittaria latifolia Ernest Braunton 1902-6-11 456 Los Angeles Head Western Ave Comment
  POM145744  Salazaria mexicana Thomas Craig 1927-6-19 474 Los Angeles Near Little Rock Dam, Mojave desert Slope of San Gabriel Mtns. Comment
  UCLA55075  Salazaria mexicana C. L. Hogue 1954-5-1 Los Angeles nr Vincent (West Mojave Desert); desert facing slope from San Gabriel Mts., w Mojave Desert Comment
  RSA478886  Salicornia virginica G. J. Hollenberg 1928-7-10 s.n. Los Angeles Venice, marsh back of sand dunes. Comment
  CAS-BOT-BC108065  Salix exigua Louis C. Wheeler 1967-5-23 9665 Los Angeles 1 1/4 mile east southeast Honby 457 Comment
  RSA739728  Salix exigua John Dittes, Rosano Arviso, R. A. Dittes 2007-2-15 1441 Los Angeles S coast Subregion, San Fernando Valley, SEpulveda Dam Flood Control Basin, 2.2 air miles SW of Van Nuys Civic Center, 0.9 air mile S of Victory Blvd, 0.9 air mile W of San Diego Frewy 405, 0.6 air mile N of the Ventura Freway 101., Next to Apollo Field Model Airport. 207 Comment
  UCD110924  Salix exigua F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  UCR150662  Salix exigua James Henrickson 1985-3-30 19795 Los Angeles Western Transverse Range, Santa Susana Mtns, c. 2 mi N of Newhall, South Fork of the Santa Clara River near crossing of Saugus Road 306 Comment
  UC506516  Salix exigua var. hindsiana C. R. and B. S. Ball 1933-7-6 2526 Los Angeles on Hwy. 199 near Gorman; San Gabriel Mts. Comment
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Jun 18 2014
  UCR151024  Salix gooddingii Scott D. White 1997-5-7 5053 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
  POM362615  Salix laevigata G. R. Johnstone 1932-4-17 15738 Los Angeles Big Tujunga. Comment
  RSA0065852  Salix lasiolepis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6783 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA550401  Salix lasiolepis Tim S. Ross, Peter Fritsch 1990-6-20 s.n. Los Angeles San Gabriel Mountains: Burro Canyon near the confluence of the E and W forks of the San Gabriel River; elevation ranging from stream bottom to slopes. 445 Comment
  UC846647  Salix lasiolepis F. R. Fosberg 1931-3-23 S 4327 Los Angeles near Avalon; Santa Catalina Isl., Hamilton Canyon 50 Comment
  UCR189877  Salix lasiolepis R. G. Swinney 1998-7-21 6475 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  UCR92063  Salix lasiolepis Scott D. White 1995-2-7 2528 Los Angeles Santa Susana Mtns,, Sunshine Canyon. Landfill expansion area, driectly west of I-5, just south of interchange with Hwy 14 457 Comment
  POM280812  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1937-3-27 560 Los Angeles Little Tijuna Canyon. Comment
  RSA0034687  Salix lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles Bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  UC437370  Salix scouleriana I. M. Johnston 1917-8-22 1683 Los Angeles bench below ridge crest Pine Mt.; San Antonio Mts., Pine Mt. 2590 Comment
  CATA3195  Salsola Julia Parish, Amy Catalano 2016-9-22 012 Los Angeles Santa Catalina Island: Along West End Rd., about 20 meters west of junction with Fenceline Rd. 144 Comment
  CDA21287  Salsola australis J. Lanham, K. Gunderman 2007-11-16 JL- 02 Los Angeles Channel Islands; Catalina Island, Salta Verde area. 304 Comment
  RSA610538  Salsola tragus L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Santa Clara Divide Road, SW Bear Creek Saddle. 914 Comment
  RSA469677  Saltugilia splendens Dalow Bullock 1931-7-10 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  UC23847  Saltugilia splendens subsp. grantii J. H. Barber 1897-6-28 203 Los Angeles Aliso Canyon Comment
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Mar 5 2009
  UCR272632  Saltugilia splendens subsp. grantii R. G. Swinney 2011-9-22 15667 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA424355  Salvia apiana William Emboden 1970-6-12 5 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  SEINET3200279  Salvia apiana G. Rink 2011-6-1 10582 Los Angeles Chino Hills, northeast of La Brea. 260 Comment
  UC1211118  Salvia apiana Huron H. Smith 1912-6-1 5075 Los Angeles Avalon Canyon; Santa Catalina Island 38 Comment
  RSA0127579  Salvia apiana Louis C. Wheeler 1967-7-20 10117 Los Angeles Aliso Canyon. 1067 Comment
  UC25670  Salvia carduacea J. Burtt Davy May 9 1896-May 24 1896 2665 Los Angeles between Gorman's and Manzana (Antelope Valley); Antelope Valley Comment
  RSA10844  Salvia carduacea Victor Duran 1933-5-22 3414 Los Angeles Near Lancaster. 716 Comment
  RSA0039128  Salvia columbariae R. G. Swinney 2010-5-29 13396 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA0081130  Salvia columbariae R. G. Swinney 2010-6-1 13112 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  CAS-BOT-BC214323  Salvia dorrii var. pilosa Le Roy Abrams; E. A. McGregor 1908-7-2 547 Los Angeles Rock Creek, desert slopes of San Gabriel Mountains 1066 Comment
  LA34654  Salvia dorrii var. pilosa Mary V. Hood; 1938-5-1 38- 6 * Los Angeles Mint Canyon Comment
  RSA628709  Salvia dorrii var. pilosa R. S. Woglum 1942-5-20 3324 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  RSA446319  Salvia leucophylla Geo. L. Moxley, Grinnell 1916-6-15 489 Los Angeles Santa Susana Mtns.: Devil s Canyon. Comment
  SEINET5502104 Image available Salvia leucophylla Tim Walker 1996-1 s.n. Los Angeles N.E. Side Rt 126, San Fernando Rd Exit of the 14 freeway. Near carpool parking lot Comment
  RSA446326  Salvia leucophylla Jessie Velo 1949-6-24 4222 Los Angeles Los Padres National Forest. 457 Comment
  CAS-BOT-BC233301  Salvia mellifera P. A. Munz; R. D. Harwood 1920-5-15 3930 Los Angeles Cold Water Canyon, Santa Monica Mts. 3048 Comment
  JEPS62755  Salvia mellifera Julia A. Bettys 1929-4-29 Los Angeles Los Angeles Comment
  POM277129  Salvia spathacea E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Hills near Glendale Comment
  POM18156  Sambucus mexicana P. A. Munz 1923-4-9 6683 Los Angeles San Clemente Island, east coast. Comment
  POM296483  Sambucus mexicana Lyman Benson 1945-5-11 11704 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  RSA477549  Sambucus mexicana Fay A. MacFadden 1931-3-20 34 E Los Angeles La Tuna Canyon. Comment
  UC1125363  Sambucus mexicana A. Lewis 1934-2-1 273 Los Angeles Grapevine Canyon San Fernando Quadrangle Comment
  UC1348870  Sambucus mexicana Robert F. Thorne 1966-4-28 36210 Los Angeles Renton Mine Rd Santa Catalina Island, Pebbly Beach Canyon (upper end) 259 Comment
  UC450905  Sambucus mexicana F. A. MacF. 1931-4-1 Los Angeles Tuna Canyon Verdugo Hills Comment
  CAS-BOT-BC238723  Sambucus nigra subsp. caerulea John I. Carlson 1918-4-26 s.n. Los Angeles Griffith Park Comment
  SFV6196  Sambucus nigra subsp. caerulea R. M. Muran 1974-3-26 52 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  RSA583135  Sanguisorba minor Tim S. Ross 1993-4-22 6923 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; overlooking Thompson Reservoir, along old dirt road (no longer maintained) that ascends the ridge SW of Thompson Dam and drops to Bullrush Canyon. 213 Comment
  CATA48  Sanicula arguta Mark L. Hoefs, A. Douglas Propst 1973-3-3 28 Los Angeles Santa Catalina Island: Upper Cottonwood Canyon, west of Mt. Black Jack, west exposure 365 Comment
  SBBG10648  Sanicula arguta R. Moran 1959-3-9 7160 Los Angeles 1 mi N of Eel Pt 20 Comment
  RSA0116194  Sanicula arguta Steven A. Junak 2000-4-15 SCa- 1203 Los Angeles Santa Catalina Island. On W side of roade to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  RSA485829  Sanicula arguta T. S. Elias, Orlando Mistretta 1988-2-10 10671 Los Angeles San Clemente Island: just south of field station on East side of island. Comment
  RSA785652  Sanicula crassicaulis K. Dobry 1992-4-9 325 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  LA82388  Sanicula tuberosa O. H. Kappler; 1944-3-26 555 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA97372  Sanicula tuberosa F. W. Peirson 1920-6-10 2796 Los Angeles below Inspiration Point, Mt. Lowe 1341 Comment
  UCR190887  Sarcodes sanguinea R. G. Swinney, Cody Clarke 2001-6-20 7991 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  UC277072  Sarcostemma cynanchoides subsp. hartwegii W. R. Shaw 1900-6-11 61 Los Angeles Claremont Comment
  UC57483  Satureja mimuloides J. H. Barber 1897-6-29 216 Los Angeles Bear Canyon Comment
  RSA250686  Saxifraga californica R. F. Thorne 1971-4-2 41431 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  RSA386552  Schinus molle Robert Gustafson 1980-9-16 1924 Los Angeles Ballona Wetlands Comment
  SBBG131440  Schismus S. A. Junak 1996-4-10 SCI 281 Los Angeles Johnston Park, along 80 Wilson Cove Rd 121 Comment
  UCR216750  Schismus barbatus R. G. Swinney 2009-2-20 10011 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA366044  Schoenoplectus americanus Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  POM184660  Schoenoplectus maritimus L. C. Wheeler 1932-9-19 1392 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  RSA776783  Scirpus microcarpus Orlando Mistretta, Christine Mistretta 2010-6-8 5280 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
  RSA603530  Scrophularia villosa Sara L. Crockett 1997-4-2 652 Los Angeles Santa Catalina Island. 2.4 miles W along Empire Landing Road from jct. with Airport Road, 25 m S of road. 259 Comment
  SD51712  Scrophularia villosa Robert Ornduff, R. L. Taylor 1960-3-19 5095 Los Angeles Golf Links Canyon, Santa Catalina Island Comment
  SD72389  Scrophularia villosa Darley F. Howe 1968-2-25 4490 Los Angeles Fourth of July Cove, Santa Catalina Island Comment
  SEINET13384123 Image available Scutellaria siphocampyloides R. G. Swinney 2011-1 15298 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5' Q.) (T3N R11W S22); 34.328056 -118.017222 1570 Comment
  POM4103  Scutellaria tuberosa C. F. Baker 1903-5-2 4756 Los Angeles Hills near Claremont. Comment
  RSA594560  Scutellaria tuberosa Louis C. Wheeler 1967-5-7 9283 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 625 Comment
  RSA0088408  Searsia lancea R. G. Swinney 2010-2-27 11764 Los Angeles 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
  RSA0025341  Sedum spathulifolium Anuja Parikh, Nathan Gale 2011-7-19 3568 Los Angeles TR, SnGb, West Fork San Gabriel River, 6.3 km W of State Highway 39 (San Gabriel Canyon Rd.) 595 Comment
  CAS-BOT-BC61978  Selaginella Grant 1900-4-15 s.n. Los Angeles Old Wilson Trail Comment
  SBBG97026  Selaginella bigelovii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4411 Los Angeles Bryce Cyn near Malo Pt Comment
  UC813042  Selaginella bigelovii Marcus E. Jones, A. M. 1882-2-25 3023 Los Angeles Pasadena Comment
  UCR256963  Senecio breweri Mitch Provance 2010-5-12 0510- 56 Los Angeles Western Transverse Range/W Mojave Desert, south side of Hwy 138, c. 1.3 miles east of intersection with Ridge Route (N2) and 7 miles west of Neenach Comment
  CAS-BOT-BC333085  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1955-8-10 2308 Los Angeles Castaic Valley 1/2 mile north of Holland Summit, san Emigdio Range 1219 Comment
  CAS-BOT-BC333108  Senecio flaccidus var. douglasii Louis C. Wheeler 1931-8-30 31 Los Angeles San Antonio Canyon, San Gabriel Mountains 914 Comment
  JEPS19501  Senecio flaccidus var. douglasii Peter H. Raven 1957-11-30 11408 Los Angeles 4.0 mi e Topanga Canyon (along Mulholland Drive); Santa Monica Mountains Comment
  JEPS37252  Senecio flaccidus var. douglasii F. W. Peirson 1918-6-28 247 Los Angeles Lower Rubio Canyon San Gabriel Mts. 579 Comment
  UC53933  Senecio flaccidus var. douglasii Ernest Braunton 1902-6-11 457 Los Angeles Hollywood Comment
  UCR272532  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 A Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  UCR133739  Senecio lyonii F. R. Fosberg 1931-3-27 S- 4416 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  LA99385  Senecio spartioides E. R. Hobbs; 1978-5-13 78- 192 Los Angeles Vasquez Rocks County Park, near State Hwy 14 Comment
  UC1714439  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles Prairie Fork San Antonio Mountains (in marsh) 2133 Comment
  CHSC102092  Setaria parviflora Michael Denslow 2003-11-8 1901 Los Angeles Coastal Plains and Basins; San Bernadino Basin region: Northeast corner of Cambridge and Arrow Hwy. in Claremont. UTM Zone 11; 3772247N 432980E. Growing out of crack in sidewalk Comment
  UCR247561  Setaria parviflora Daniel Gluesenkamp 2006-11-23 s.n. Los Angeles Fallbrook, 1524 Dickey Street in abandoned citrus orchard 233 Comment
  RSA0085280  Silene gallica R. G. Swinney 2010-4-30 12469 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA675944  Silene gallica LeRoy Gross 2003-3-9 803 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. 354 Comment
  OBI74752  Silene laciniata K. Dobry 1991-3-16 d 214 Los Angeles Santa Monica Mts. Lower cold Creek Cyn. Montifisher Property Comment
  UC465690  Silene laciniata subsp. major Geo. B. Grant May, 1904 1205 Los Angeles Pasadena 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
  RSA228959  Silene parishii R. F. Thorne 1971-8-25 41288 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  RSA0025739  Silene verecunda subsp. platyota Duncan S. Bell 2013-7-11 5372 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA529179  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5618 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1875 Comment
  CDA33379  Sisymbrium irio J. M. Wood 2009-3-6 338 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
  RSA0069646  Sisymbrium irio R. G. Swinney 2010-2-27 11779 Los Angeles 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
  RSA747878  Sisymbrium irio Justin M. Wood 2009-3-6 338 Los Angeles NW corner of Monte Vista Ave and Foothill Blvd., County line goes through property but most plants were collected in LA County. 402 Comment
  RSA356026  Sisymbrium irio R. F. Thorne 1973-3-14 42651 Los Angeles San Dimas Canyon near its mouth. Comment
  UCSB2436  Sisymbrium irio Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  SBBG131666  Sisymbrium officinale S. A. Junak 1999-5-20 SCa 946 Los Angeles Cottonwood-Black Jack Rd, near small creekbed, at bird sample point 36 289 Comment
  RSA431708  Sisymbrium orientale Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek. Little Tujunga. Comment
  RSA366925  Sisyrinchium bellum C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SD251811  Solanum M. B. Dunkle 1939-4-3 7225 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA427317  Solanum americanum F. R. Fosberg 1930-7-3 S- 3086 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  LA32373  Solanum douglasii Peter H. Raven; 1959-4-4 13961 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. Comment
  PASA2145  Solanum douglasii Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  POM280533  Solanum douglasii Lyman D. Benson 1933-11-12 5728 Los Angeles Westwood, Beverly Hills. 122 Comment
  RSA0036981  Solanum douglasii R. G. Swinney 2010-5-29 13400 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  UCR258580  Solanum douglasii R. G. Swinney 2010-4-23 12363 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA422389  Solanum douglasii Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  RSA422401  Solanum douglasii Charlotte Brown 1929-1-13 s.n. Los Angeles Little Santa Anita Canyon Comment
  UC26225  Solanum douglasii W. H. Brewer 1860-1 33 Los Angeles Comment
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Sep 7 2009
  RSA762651  Solanum esculentum R. G. Swinney 2008-11-30 9888 Los Angeles Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  CDA5978  Solanum triflorum Steve Boyd 1988-7-12 Los Angeles Claremont, grounds of Rancho Santa Ana Botanic Garden 0 Comment
  SEINET10697254  Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3779 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CAS-BOT-BC156798  Solanum umbelliferum T. S. Ross; S. D. Boyd; S. Burns 1994-7-7 8129 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
  RSA596058  Solanum umbelliferum Tim S. Ross, J. Mark Porter 1995-5-4 8420 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA638823  Solanum umbelliferum Valerie L. Soza, Laura Moore 1999-6-30 579 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  RSA652025  Solanum umbelliferum David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Ave. near Irwindale Ave. Irwindale. Comment
  RSA80384  Solanum umbelliferum F. W. Peirson 1919-6-15 1082 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  RSA427414  Solanum umbelliferum George R. Johnston 1929-5-19 14934 Los Angeles Puerco Canon. Malibu estate 3 or 4 mi from ocean. Comment
  RSA427455  Solanum umbelliferum M. B. Dunkle 1933-5-30 3570 Los Angeles Carbon Canyon. Comment
  CAS-BOT-BC237746  Solanum wallacei A. J. McClatchie 1893-9-10 s.n. Los Angeles Valley, Catalina Island Comment
  SBBG105473  Solanum wallacei F. R. Fosberg 1931-5-6 4812 Los Angeles Cape Cyn 200 Comment
  RSA657464  Solanum xanti var. intermedium T. Stevenson 1980-5-9 35 Los Angeles Verdugo Mountains Region: Located 1/2 mi. east of 210 Freeway off of La Tuna offramp on Fire Road East, 500 meters up road from gate. Feet. Comment
  RSA755451  Solidago californica R. G. Swinney 2008-10-7 9475 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  CAS-BOT-BC365035  Solidago velutina subsp. californica C. F. Baker 1903-9-20 3690 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  RSA474084  Sonchus asper subsp. asper M. B. Dunkle 1933-6-17 3611 Los Angeles San Antonio River Canyon. 915 Comment
  RSA474106  Sonchus oleraceus F. R. Fosberg 1930-6-23 S- 2965 Los Angeles Del Rey. 1 Comment
  CAS-BOT-BC167079  Spartium junceum Jun Hu; Weena Sangkatavat 2000-4-22 07 Los Angeles Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA656665  Spartium junceum G. Pitto 1980-6-2 38 Los Angeles Verdugo Mountains Region: Road side end of [Markridge] Rd. and Cooks Canyon, La Crescenta. 579 Comment
  RSA477985  Spergula arvensis Anstruther Davidson 1893-6-12 s.n. Los Angeles Pasadena. Comment
  RSA0097898  Spergularia bocconi A. C. Sanders, A. Thompson 2003-4-15 26004 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence. 366 Comment
  SBBG105392  Spergularia bocconi R. M. Beauchamp 1976-5-22 4114 Los Angeles dump at Lemon Tank 332 Comment
  SD69464  Spergularia bocconi Robert F. Thorne 1966-4-6 35910 Los Angeles Santa Catalina Island; margin of small reservoir north of Catalina Airport. 434 Comment
  RSA0097875  Spergularia bocconi Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4358 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CATA2910  Sphaeropteris cooperi Sara L. Crockett 1997-3-7 88 Los Angeles Santa Catalina Island: Across from 337A Clemente Street 24 Comment
  RSA506195  Sporobolus cryptandrus L. C. Wheeler 1966-10-22 9045 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  UC25916  Stachys ajugoides var. ajugoides H. E. Hasse May 1892 Los Angeles near Los Angeles Comment
  LA52385  Stachys bullata E. Lloyd; 1933-4-13 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  UC884279  Stachys bullata Ira W. Clokey, B. Templeton May 1929 4460 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  POM50357  Stachys rigida subsp. quercetorum L. R. Abrams 1901-4-3 1251 Los Angeles Santa Monica Mountains. Comment
  LA82037  Stachys rigida var. rigida O. H. Kappler; 1943-4-27 371 Los Angeles Santa Monica Mountains, Point Dume, near Walnut Canyon 38 Comment
  UCSB23655  Stanleya pinnata McPherson, James 1966-7-12 Los Angeles South side of Elizabeth Tabe Road, 2 miles east of its junction with Goode Hill Road, 7 miles west of Palmdale 914 Comment
  RSA337422  Stanleya pinnata var. pinnata R. F. Thorne 1973-5-11 43547 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam 1037 Comment
  SBBG131679  Stebbinsoseris heterocarpa S. A. Junak 1999-5-20 SCa 930 Los Angeles 0.5 mi E of reservoir [reservoir in Cottowood Cyn] 207 Comment
  SBBG131929  Stebbinsoseris heterocarpa S. A. Junak 2000-5-19 SCa 1325 Los Angeles first ridge W of Twin Rocks, above Goat Harbor Beach, at end of rd 289 Comment
  UCD136221  Stebbinsoseris heterocarpa A. C. Sanders; T. B. Salvato 2005-4-26 29719 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
  RSA251464  Stellaria media R. F. Thorne 1973-4-11 42827 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  SBBG17471  Stellaria media K. A. Wilson 1962-4-1 1259 Los Angeles Old Topanga Cyn Rd, 0.5 mi NW of Topanga Cyn Blvd Comment
  CDA2528  Stenotaphrum secundatum Johnson, Margaret Bellue Oct 1944 Los Angeles Huntington Park, Pasadena. 0 Comment
  UCR209265  Stephanomeria exigua R. G. Swinney 2008-10-8 9541 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  POM158120  Stephanomeria exigua subsp. exigua L. R. Abrams 1902-8-25 2979 Los Angeles Inglewood. Comment
  SEINET2055366 Image available Stephanomeria pauciflora Steve Myers 1988-6-29 Los Angeles Big Rock Creek wash, 2.5 mi. E of town of Pearblossom. Comment
  SD144484  Stephanomeria pauciflora var. pauciflora Scott D. White 1997-2-2 4659 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, just NW of Puddingstone Reservoir, S of San Dimas Ave. and E of the 210 Freeway. 239 Comment
  RSA0039055  Stephanomeria virgata R. G. Swinney 2009-11-16 11626 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  CAS-BOT-BC375805  Stephanomeria virgata Timothy S. Ross; Steve Boyd 1994-9-21 8309 Los Angeles Liebre Mountain: southwesterly slope at the west end of the mountain, along Forest Service Road 7N23, ca 1080 m SW of Sandberg Triangulation Point (5345-ft) 1470 Comment
  RSA603820  Stephanomeria virgata subsp. pleurocarpa Steve Boyd 1997-9-17 10036 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UCD136446  Stephanomeria virgata subsp. pleurocarpa Steve Boyd 1997-9-17 10036 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienaga Canyon. South of Liebre Mountain. 914 Comment
  UCR273446  Stephanomeria virgata subsp. virgata R. G. Swinney 2011-10-25 15877 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA226084  Stillingia linearifolia R. F. Thorne 1971-6-17 39910 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  LA9439  Stipa coronata Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass Comment
  UCR126650  Stipa lepida A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26121 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR143118  Stipa pulchra Reid Moran 1941-2-16 570 Los Angeles Channel Islands, Middle Ranch, Santa Catalina Island 500 Comment
  UCR217127  Stipa speciosa R. G. Swinney 2009-3-20 10136 Los Angeles San Gabriel Mtns. Foothills, Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 m east of the river channel 177 Comment
  RSA596100  Stuckenia pectinata Mark Haefs, Robert F. Thorne, Janet Takara 1995-7-25 2436 Los Angeles Echo Lake, Santa Catalina Island. 396 Comment
  SBBG63191  Stylocline psilocarphoides R. Hoffmann 1929-4-28 Los Angeles Harold, near Palmdale Comment
  UC1215252  Stylomecon heterophylla Peter H. Raven 1962-5-7 17582 Los Angeles gully just above coast 1 mi s of Wilson Cove San Clemente Island; , s of Wilson Cove 22 Comment
  SBBG13481  Suaeda taxifolia E. R. Blakley 1962-6-10 5249 Los Angeles large beach dunes near Triangulation Pt "Wall 2" 6 Comment
  CAS-BOT-BC234656  Symphoricarpos mollis LeRoy Abrams 1902-6-15 2552 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  LA51407  Symphoricarpos mollis Henry J. Thompson; 1959-5-24 1990 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  LA94341  Symphoricarpos mollis C. L. Hitchcock; 1928-4-27 Los Angeles Santa Monica Mountains Comment
  RSA93387  Symphoricarpos mollis F. W. Peirson 1919-5-18 440 Los Angeles Monrovia Canyon, S base of San Gabriel Mountains 457 Comment
  UCR95254  Symphoricarpos rotundifolius var. parishii L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mtns., 0.5 mi west of Mt. Hawkins 2561 Comment
  CAS-BOT-BC99400  Symphyotrichum subulatum var. parviflorum I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough [locality name change to'Laguna Dominguez'] Comment
  UC1605452  Syringa laciniata Tim Ross and Steve Boyd 1990-5-29 2699 Los Angeles Big Rock Creek; San Gabriel Mtns 1239 Comment
  RSA682568  Tagetes erecta A. C. Sanders 2003-5-26 26851 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
  UCR177745  Tanacetum parthenium LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1096 Los Angeles Transverse Ranges; Verdugo Mountains, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge wes